git_panel.rs

   1use crate::askpass_modal::AskPassModal;
   2use crate::commit_modal::CommitModal;
   3use crate::commit_tooltip::CommitTooltip;
   4use crate::commit_view::CommitView;
   5use crate::project_diff::{self, Diff, ProjectDiff};
   6use crate::remote_output::{self, RemoteAction, SuccessMessage};
   7use crate::{branch_picker, picker_prompt, render_remote_button};
   8use crate::{
   9    file_history_view::FileHistoryView, git_panel_settings::GitPanelSettings, git_status_icon,
  10    repository_selector::RepositorySelector,
  11};
  12use agent_settings::AgentSettings;
  13use anyhow::Context as _;
  14use askpass::AskPassDelegate;
  15use cloud_llm_client::CompletionIntent;
  16use collections::{BTreeMap, HashMap, HashSet};
  17use db::kvp::KEY_VALUE_STORE;
  18use editor::{
  19    Direction, Editor, EditorElement, EditorMode, MultiBuffer, MultiBufferOffset,
  20    actions::ExpandAllDiffHunks,
  21};
  22use futures::StreamExt as _;
  23use git::blame::ParsedCommitMessage;
  24use git::repository::{
  25    Branch, CommitDetails, CommitOptions, CommitSummary, DiffType, FetchOptions, GitCommitter,
  26    PushOptions, Remote, RemoteCommandOutput, ResetMode, Upstream, UpstreamTracking,
  27    UpstreamTrackingStatus, get_git_committer,
  28};
  29use git::stash::GitStash;
  30use git::status::StageStatus;
  31use git::{Amend, Signoff, ToggleStaged, repository::RepoPath, status::FileStatus};
  32use git::{
  33    ExpandCommitEditor, RestoreTrackedFiles, StageAll, StashAll, StashApply, StashPop,
  34    TrashUntrackedFiles, UnstageAll,
  35};
  36use gpui::{
  37    Action, AsyncApp, AsyncWindowContext, Bounds, ClickEvent, Corner, DismissEvent, Entity,
  38    EventEmitter, FocusHandle, Focusable, KeyContext, ListHorizontalSizingBehavior,
  39    ListSizingBehavior, MouseButton, MouseDownEvent, Point, PromptLevel, ScrollStrategy,
  40    Subscription, Task, UniformListScrollHandle, WeakEntity, actions, anchored, deferred, point,
  41    size, uniform_list,
  42};
  43use itertools::Itertools;
  44use language::{Buffer, File};
  45use language_model::{
  46    ConfiguredModel, LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage, Role,
  47};
  48use menu::{Confirm, SecondaryConfirm, SelectFirst, SelectLast, SelectNext, SelectPrevious};
  49use multi_buffer::ExcerptInfo;
  50use notifications::status_toast::{StatusToast, ToastIcon};
  51use panel::{
  52    PanelHeader, panel_button, panel_editor_container, panel_editor_style, panel_filled_button,
  53    panel_icon_button,
  54};
  55use project::{
  56    Fs, Project, ProjectPath,
  57    git_store::{GitStoreEvent, Repository, RepositoryEvent, RepositoryId, pending_op},
  58    project_settings::{GitPathStyle, ProjectSettings},
  59};
  60use serde::{Deserialize, Serialize};
  61use settings::{Settings, SettingsStore, StatusStyle};
  62use std::future::Future;
  63use std::ops::Range;
  64use std::path::Path;
  65use std::{sync::Arc, time::Duration, usize};
  66use strum::{IntoEnumIterator, VariantNames};
  67use time::OffsetDateTime;
  68use ui::{
  69    ButtonLike, Checkbox, CommonAnimationExt, ContextMenu, ElevationIndex, IndentGuideColors,
  70    PopoverMenu, RenderedIndentGuide, ScrollAxes, Scrollbars, SplitButton, Tooltip, WithScrollbar,
  71    prelude::*,
  72};
  73use util::paths::PathStyle;
  74use util::{ResultExt, TryFutureExt, maybe};
  75use workspace::SERIALIZATION_THROTTLE_TIME;
  76use workspace::{
  77    Workspace,
  78    dock::{DockPosition, Panel, PanelEvent},
  79    notifications::{DetachAndPromptErr, ErrorMessagePrompt, NotificationId, NotifyResultExt},
  80};
  81actions!(
  82    git_panel,
  83    [
  84        /// Closes the git panel.
  85        Close,
  86        /// Toggles focus on the git panel.
  87        ToggleFocus,
  88        /// Opens the git panel menu.
  89        OpenMenu,
  90        /// Focuses on the commit message editor.
  91        FocusEditor,
  92        /// Focuses on the changes list.
  93        FocusChanges,
  94        /// Toggles automatic co-author suggestions.
  95        ToggleFillCoAuthors,
  96        /// Toggles sorting entries by path vs status.
  97        ToggleSortByPath,
  98        /// Toggles showing entries in tree vs flat view.
  99        ToggleTreeView,
 100    ]
 101);
 102
 103fn prompt<T>(
 104    msg: &str,
 105    detail: Option<&str>,
 106    window: &mut Window,
 107    cx: &mut App,
 108) -> Task<anyhow::Result<T>>
 109where
 110    T: IntoEnumIterator + VariantNames + 'static,
 111{
 112    let rx = window.prompt(PromptLevel::Info, msg, detail, T::VARIANTS, cx);
 113    cx.spawn(async move |_| Ok(T::iter().nth(rx.await?).unwrap()))
 114}
 115
 116#[derive(strum::EnumIter, strum::VariantNames)]
 117#[strum(serialize_all = "title_case")]
 118enum TrashCancel {
 119    Trash,
 120    Cancel,
 121}
 122
 123struct GitMenuState {
 124    has_tracked_changes: bool,
 125    has_staged_changes: bool,
 126    has_unstaged_changes: bool,
 127    has_new_changes: bool,
 128    sort_by_path: bool,
 129    has_stash_items: bool,
 130    tree_view: bool,
 131}
 132
 133fn git_panel_context_menu(
 134    focus_handle: FocusHandle,
 135    state: GitMenuState,
 136    window: &mut Window,
 137    cx: &mut App,
 138) -> Entity<ContextMenu> {
 139    ContextMenu::build(window, cx, move |context_menu, _, _| {
 140        context_menu
 141            .context(focus_handle)
 142            .action_disabled_when(
 143                !state.has_unstaged_changes,
 144                "Stage All",
 145                StageAll.boxed_clone(),
 146            )
 147            .action_disabled_when(
 148                !state.has_staged_changes,
 149                "Unstage All",
 150                UnstageAll.boxed_clone(),
 151            )
 152            .separator()
 153            .action_disabled_when(
 154                !(state.has_new_changes || state.has_tracked_changes),
 155                "Stash All",
 156                StashAll.boxed_clone(),
 157            )
 158            .action_disabled_when(!state.has_stash_items, "Stash Pop", StashPop.boxed_clone())
 159            .action("View Stash", zed_actions::git::ViewStash.boxed_clone())
 160            .separator()
 161            .action("Open Diff", project_diff::Diff.boxed_clone())
 162            .separator()
 163            .action_disabled_when(
 164                !state.has_tracked_changes,
 165                "Discard Tracked Changes",
 166                RestoreTrackedFiles.boxed_clone(),
 167            )
 168            .action_disabled_when(
 169                !state.has_new_changes,
 170                "Trash Untracked Files",
 171                TrashUntrackedFiles.boxed_clone(),
 172            )
 173            .separator()
 174            .entry(
 175                if state.tree_view {
 176                    "Flat View"
 177                } else {
 178                    "Tree View"
 179                },
 180                Some(Box::new(ToggleTreeView)),
 181                move |window, cx| window.dispatch_action(Box::new(ToggleTreeView), cx),
 182            )
 183            .when(!state.tree_view, |this| {
 184                this.entry(
 185                    if state.sort_by_path {
 186                        "Sort by Status"
 187                    } else {
 188                        "Sort by Path"
 189                    },
 190                    Some(Box::new(ToggleSortByPath)),
 191                    move |window, cx| window.dispatch_action(Box::new(ToggleSortByPath), cx),
 192                )
 193            })
 194    })
 195}
 196
 197const GIT_PANEL_KEY: &str = "GitPanel";
 198
 199const UPDATE_DEBOUNCE: Duration = Duration::from_millis(50);
 200// TODO: We should revise this part. It seems the indentation width is not aligned with the one in project panel
 201const TREE_INDENT: f32 = 12.0;
 202const TREE_INDENT_GUIDE_OFFSET: f32 = 16.0;
 203
 204pub fn register(workspace: &mut Workspace) {
 205    workspace.register_action(|workspace, _: &ToggleFocus, window, cx| {
 206        workspace.toggle_panel_focus::<GitPanel>(window, cx);
 207    });
 208    workspace.register_action(|workspace, _: &ExpandCommitEditor, window, cx| {
 209        CommitModal::toggle(workspace, None, window, cx)
 210    });
 211}
 212
 213#[derive(Debug, Clone)]
 214pub enum Event {
 215    Focus,
 216}
 217
 218#[derive(Serialize, Deserialize)]
 219struct SerializedGitPanel {
 220    width: Option<Pixels>,
 221    #[serde(default)]
 222    amend_pending: bool,
 223    #[serde(default)]
 224    signoff_enabled: bool,
 225}
 226
 227#[derive(Debug, PartialEq, Eq, Clone, Copy, Hash)]
 228enum Section {
 229    Conflict,
 230    Tracked,
 231    New,
 232}
 233
 234#[derive(Debug, PartialEq, Eq, Clone)]
 235struct GitHeaderEntry {
 236    header: Section,
 237}
 238
 239impl GitHeaderEntry {
 240    pub fn contains(&self, status_entry: &GitStatusEntry, repo: &Repository) -> bool {
 241        let this = &self.header;
 242        let status = status_entry.status;
 243        match this {
 244            Section::Conflict => {
 245                repo.had_conflict_on_last_merge_head_change(&status_entry.repo_path)
 246            }
 247            Section::Tracked => !status.is_created(),
 248            Section::New => status.is_created(),
 249        }
 250    }
 251    pub fn title(&self) -> &'static str {
 252        match self.header {
 253            Section::Conflict => "Conflicts",
 254            Section::Tracked => "Tracked",
 255            Section::New => "Untracked",
 256        }
 257    }
 258}
 259
 260#[derive(Debug, PartialEq, Eq, Clone)]
 261enum GitListEntry {
 262    Status(GitStatusEntry),
 263    TreeStatus(GitTreeStatusEntry),
 264    Directory(GitTreeDirEntry),
 265    Header(GitHeaderEntry),
 266}
 267
 268impl GitListEntry {
 269    fn status_entry(&self) -> Option<&GitStatusEntry> {
 270        match self {
 271            GitListEntry::Status(entry) => Some(entry),
 272            GitListEntry::TreeStatus(entry) => Some(&entry.entry),
 273            _ => None,
 274        }
 275    }
 276}
 277
 278enum GitPanelViewMode {
 279    Flat,
 280    Tree(TreeViewState),
 281}
 282
 283impl GitPanelViewMode {
 284    fn from_settings(cx: &App) -> Self {
 285        if GitPanelSettings::get_global(cx).tree_view {
 286            GitPanelViewMode::Tree(TreeViewState::default())
 287        } else {
 288            GitPanelViewMode::Flat
 289        }
 290    }
 291
 292    fn tree_state(&self) -> Option<&TreeViewState> {
 293        match self {
 294            GitPanelViewMode::Tree(state) => Some(state),
 295            GitPanelViewMode::Flat => None,
 296        }
 297    }
 298
 299    fn tree_state_mut(&mut self) -> Option<&mut TreeViewState> {
 300        match self {
 301            GitPanelViewMode::Tree(state) => Some(state),
 302            GitPanelViewMode::Flat => None,
 303        }
 304    }
 305}
 306
 307#[derive(Default)]
 308struct TreeViewState {
 309    // Maps visible index to actual entry index.
 310    // Length equals the number of visible entries.
 311    // This is needed because some entries (like collapsed directories) may be hidden.
 312    logical_indices: Vec<usize>,
 313    expanded_dirs: HashMap<TreeKey, bool>,
 314    directory_descendants: HashMap<TreeKey, Vec<GitStatusEntry>>,
 315}
 316
 317impl TreeViewState {
 318    fn build_tree_entries(
 319        &mut self,
 320        section: Section,
 321        mut entries: Vec<GitStatusEntry>,
 322        repo: &Repository,
 323        seen_directories: &mut HashSet<TreeKey>,
 324        optimistic_staging: &HashMap<RepoPath, bool>,
 325    ) -> Vec<(GitListEntry, bool)> {
 326        if entries.is_empty() {
 327            return Vec::new();
 328        }
 329
 330        entries.sort_by(|a, b| a.repo_path.cmp(&b.repo_path));
 331
 332        let mut root = TreeNode::default();
 333        for entry in entries {
 334            let components: Vec<&str> = entry.repo_path.components().collect();
 335            if components.is_empty() {
 336                root.files.push(entry);
 337                continue;
 338            }
 339
 340            let mut current = &mut root;
 341            let mut current_path = String::new();
 342
 343            for (ix, component) in components.iter().enumerate() {
 344                if ix == components.len() - 1 {
 345                    current.files.push(entry.clone());
 346                } else {
 347                    if !current_path.is_empty() {
 348                        current_path.push('/');
 349                    }
 350                    current_path.push_str(component);
 351                    let dir_path = RepoPath::new(&current_path)
 352                        .expect("repo path from status entry component");
 353
 354                    let component = SharedString::from(component.to_string());
 355
 356                    current = current
 357                        .children
 358                        .entry(component.clone())
 359                        .or_insert_with(|| TreeNode {
 360                            name: component,
 361                            path: Some(dir_path),
 362                            ..Default::default()
 363                        });
 364                }
 365            }
 366        }
 367
 368        let (flattened, _) = self.flatten_tree(
 369            &root,
 370            section,
 371            0,
 372            repo,
 373            seen_directories,
 374            optimistic_staging,
 375        );
 376        flattened
 377    }
 378
 379    fn flatten_tree(
 380        &mut self,
 381        node: &TreeNode,
 382        section: Section,
 383        depth: usize,
 384        repo: &Repository,
 385        seen_directories: &mut HashSet<TreeKey>,
 386        optimistic_staging: &HashMap<RepoPath, bool>,
 387    ) -> (Vec<(GitListEntry, bool)>, Vec<GitStatusEntry>) {
 388        let mut all_statuses = Vec::new();
 389        let mut flattened = Vec::new();
 390
 391        for child in node.children.values() {
 392            let (terminal, name) = Self::compact_directory_chain(child);
 393            let Some(path) = terminal.path.clone().or_else(|| child.path.clone()) else {
 394                continue;
 395            };
 396            let (child_flattened, mut child_statuses) = self.flatten_tree(
 397                terminal,
 398                section,
 399                depth + 1,
 400                repo,
 401                seen_directories,
 402                optimistic_staging,
 403            );
 404            let key = TreeKey { section, path };
 405            let expanded = *self.expanded_dirs.get(&key).unwrap_or(&true);
 406            self.expanded_dirs.entry(key.clone()).or_insert(true);
 407            seen_directories.insert(key.clone());
 408
 409            let staged_count = child_statuses
 410                .iter()
 411                .filter(|entry| Self::is_entry_staged(entry, repo, optimistic_staging))
 412                .count();
 413            let staged_state =
 414                GitPanel::toggle_state_for_counts(staged_count, child_statuses.len());
 415
 416            self.directory_descendants
 417                .insert(key.clone(), child_statuses.clone());
 418
 419            flattened.push((
 420                GitListEntry::Directory(GitTreeDirEntry {
 421                    key,
 422                    name,
 423                    depth,
 424                    staged_state,
 425                    expanded,
 426                }),
 427                true,
 428            ));
 429
 430            if expanded {
 431                flattened.extend(child_flattened);
 432            } else {
 433                flattened.extend(child_flattened.into_iter().map(|(child, _)| (child, false)));
 434            }
 435
 436            all_statuses.append(&mut child_statuses);
 437        }
 438
 439        for file in &node.files {
 440            all_statuses.push(file.clone());
 441            flattened.push((
 442                GitListEntry::TreeStatus(GitTreeStatusEntry {
 443                    entry: file.clone(),
 444                    depth,
 445                }),
 446                true,
 447            ));
 448        }
 449
 450        (flattened, all_statuses)
 451    }
 452
 453    fn compact_directory_chain(mut node: &TreeNode) -> (&TreeNode, SharedString) {
 454        let mut parts = vec![node.name.clone()];
 455        while node.files.is_empty() && node.children.len() == 1 {
 456            let Some(child) = node.children.values().next() else {
 457                continue;
 458            };
 459            if child.path.is_none() {
 460                break;
 461            }
 462            parts.push(child.name.clone());
 463            node = child;
 464        }
 465        let name = parts.join("/");
 466        (node, SharedString::from(name))
 467    }
 468
 469    fn is_entry_staged(
 470        entry: &GitStatusEntry,
 471        repo: &Repository,
 472        optimistic_staging: &HashMap<RepoPath, bool>,
 473    ) -> bool {
 474        if let Some(optimistic) = optimistic_staging.get(&entry.repo_path) {
 475            return *optimistic;
 476        }
 477        repo.pending_ops_for_path(&entry.repo_path)
 478            .map(|ops| ops.staging() || ops.staged())
 479            .or_else(|| {
 480                repo.status_for_path(&entry.repo_path)
 481                    .and_then(|status| status.status.staging().as_bool())
 482            })
 483            .unwrap_or(entry.staging.has_staged())
 484    }
 485}
 486
 487#[derive(Debug, PartialEq, Eq, Clone)]
 488struct GitTreeStatusEntry {
 489    entry: GitStatusEntry,
 490    depth: usize,
 491}
 492
 493#[derive(Debug, PartialEq, Eq, Clone, Hash)]
 494struct TreeKey {
 495    section: Section,
 496    path: RepoPath,
 497}
 498
 499#[derive(Debug, PartialEq, Eq, Clone)]
 500struct GitTreeDirEntry {
 501    key: TreeKey,
 502    name: SharedString,
 503    depth: usize,
 504    staged_state: ToggleState,
 505    expanded: bool,
 506}
 507
 508#[derive(Default)]
 509struct TreeNode {
 510    name: SharedString,
 511    path: Option<RepoPath>,
 512    children: BTreeMap<SharedString, TreeNode>,
 513    files: Vec<GitStatusEntry>,
 514}
 515
 516#[derive(Debug, PartialEq, Eq, Clone)]
 517pub struct GitStatusEntry {
 518    pub(crate) repo_path: RepoPath,
 519    pub(crate) status: FileStatus,
 520    pub(crate) staging: StageStatus,
 521}
 522
 523impl GitStatusEntry {
 524    fn display_name(&self, path_style: PathStyle) -> String {
 525        self.repo_path
 526            .file_name()
 527            .map(|name| name.to_owned())
 528            .unwrap_or_else(|| self.repo_path.display(path_style).to_string())
 529    }
 530
 531    fn parent_dir(&self, path_style: PathStyle) -> Option<String> {
 532        self.repo_path
 533            .parent()
 534            .map(|parent| parent.display(path_style).to_string())
 535    }
 536}
 537
 538struct TruncatedPatch {
 539    header: String,
 540    hunks: Vec<String>,
 541    hunks_to_keep: usize,
 542}
 543
 544impl TruncatedPatch {
 545    fn from_unified_diff(patch_str: &str) -> Option<Self> {
 546        let lines: Vec<&str> = patch_str.lines().collect();
 547        if lines.len() < 2 {
 548            return None;
 549        }
 550        let header = format!("{}\n{}\n", lines[0], lines[1]);
 551        let mut hunks = Vec::new();
 552        let mut current_hunk = String::new();
 553        for line in &lines[2..] {
 554            if line.starts_with("@@") {
 555                if !current_hunk.is_empty() {
 556                    hunks.push(current_hunk);
 557                }
 558                current_hunk = format!("{}\n", line);
 559            } else if !current_hunk.is_empty() {
 560                current_hunk.push_str(line);
 561                current_hunk.push('\n');
 562            }
 563        }
 564        if !current_hunk.is_empty() {
 565            hunks.push(current_hunk);
 566        }
 567        if hunks.is_empty() {
 568            return None;
 569        }
 570        let hunks_to_keep = hunks.len();
 571        Some(TruncatedPatch {
 572            header,
 573            hunks,
 574            hunks_to_keep,
 575        })
 576    }
 577    fn calculate_size(&self) -> usize {
 578        let mut size = self.header.len();
 579        for (i, hunk) in self.hunks.iter().enumerate() {
 580            if i < self.hunks_to_keep {
 581                size += hunk.len();
 582            }
 583        }
 584        size
 585    }
 586    fn to_string(&self) -> String {
 587        let mut out = self.header.clone();
 588        for (i, hunk) in self.hunks.iter().enumerate() {
 589            if i < self.hunks_to_keep {
 590                out.push_str(hunk);
 591            }
 592        }
 593        let skipped_hunks = self.hunks.len() - self.hunks_to_keep;
 594        if skipped_hunks > 0 {
 595            out.push_str(&format!("[...skipped {} hunks...]\n", skipped_hunks));
 596        }
 597        out
 598    }
 599}
 600
 601pub struct GitPanel {
 602    pub(crate) active_repository: Option<Entity<Repository>>,
 603    pub(crate) commit_editor: Entity<Editor>,
 604    conflicted_count: usize,
 605    conflicted_staged_count: usize,
 606    add_coauthors: bool,
 607    generate_commit_message_task: Option<Task<Option<()>>>,
 608    entries: Vec<GitListEntry>,
 609    view_mode: GitPanelViewMode,
 610    entries_indices: HashMap<RepoPath, usize>,
 611    single_staged_entry: Option<GitStatusEntry>,
 612    single_tracked_entry: Option<GitStatusEntry>,
 613    focus_handle: FocusHandle,
 614    fs: Arc<dyn Fs>,
 615    new_count: usize,
 616    entry_count: usize,
 617    changes_count: usize,
 618    new_staged_count: usize,
 619    pending_commit: Option<Task<()>>,
 620    amend_pending: bool,
 621    original_commit_message: Option<String>,
 622    signoff_enabled: bool,
 623    pending_serialization: Task<()>,
 624    pub(crate) project: Entity<Project>,
 625    scroll_handle: UniformListScrollHandle,
 626    max_width_item_index: Option<usize>,
 627    selected_entry: Option<usize>,
 628    marked_entries: Vec<usize>,
 629    tracked_count: usize,
 630    tracked_staged_count: usize,
 631    update_visible_entries_task: Task<()>,
 632    width: Option<Pixels>,
 633    workspace: WeakEntity<Workspace>,
 634    context_menu: Option<(Entity<ContextMenu>, Point<Pixels>, Subscription)>,
 635    modal_open: bool,
 636    show_placeholders: bool,
 637    local_committer: Option<GitCommitter>,
 638    local_committer_task: Option<Task<()>>,
 639    bulk_staging: Option<BulkStaging>,
 640    stash_entries: GitStash,
 641    optimistic_staging: HashMap<RepoPath, bool>,
 642    _settings_subscription: Subscription,
 643}
 644
 645#[derive(Clone, Debug, PartialEq, Eq)]
 646struct BulkStaging {
 647    repo_id: RepositoryId,
 648    anchor: RepoPath,
 649}
 650
 651const MAX_PANEL_EDITOR_LINES: usize = 6;
 652
 653pub(crate) fn commit_message_editor(
 654    commit_message_buffer: Entity<Buffer>,
 655    placeholder: Option<SharedString>,
 656    project: Entity<Project>,
 657    in_panel: bool,
 658    window: &mut Window,
 659    cx: &mut Context<Editor>,
 660) -> Editor {
 661    let buffer = cx.new(|cx| MultiBuffer::singleton(commit_message_buffer, cx));
 662    let max_lines = if in_panel { MAX_PANEL_EDITOR_LINES } else { 18 };
 663    let mut commit_editor = Editor::new(
 664        EditorMode::AutoHeight {
 665            min_lines: max_lines,
 666            max_lines: Some(max_lines),
 667        },
 668        buffer,
 669        None,
 670        window,
 671        cx,
 672    );
 673    commit_editor.set_collaboration_hub(Box::new(project));
 674    commit_editor.set_use_autoclose(false);
 675    commit_editor.set_show_gutter(false, cx);
 676    commit_editor.set_use_modal_editing(true);
 677    commit_editor.set_show_wrap_guides(false, cx);
 678    commit_editor.set_show_indent_guides(false, cx);
 679    let placeholder = placeholder.unwrap_or("Enter commit message".into());
 680    commit_editor.set_placeholder_text(&placeholder, window, cx);
 681    commit_editor
 682}
 683
 684impl GitPanel {
 685    fn new(
 686        workspace: &mut Workspace,
 687        window: &mut Window,
 688        cx: &mut Context<Workspace>,
 689    ) -> Entity<Self> {
 690        let project = workspace.project().clone();
 691        let app_state = workspace.app_state().clone();
 692        let fs = app_state.fs.clone();
 693        let git_store = project.read(cx).git_store().clone();
 694        let active_repository = project.read(cx).active_repository(cx);
 695
 696        cx.new(|cx| {
 697            let focus_handle = cx.focus_handle();
 698            cx.on_focus(&focus_handle, window, Self::focus_in).detach();
 699
 700            let mut was_sort_by_path = GitPanelSettings::get_global(cx).sort_by_path;
 701            let mut was_tree_view = GitPanelSettings::get_global(cx).tree_view;
 702            cx.observe_global_in::<SettingsStore>(window, move |this, window, cx| {
 703                let sort_by_path = GitPanelSettings::get_global(cx).sort_by_path;
 704                let tree_view = GitPanelSettings::get_global(cx).tree_view;
 705                if tree_view != was_tree_view {
 706                    this.view_mode = GitPanelViewMode::from_settings(cx);
 707                }
 708                if sort_by_path != was_sort_by_path || tree_view != was_tree_view {
 709                    this.bulk_staging.take();
 710                    this.update_visible_entries(window, cx);
 711                }
 712                was_sort_by_path = sort_by_path;
 713                was_tree_view = tree_view;
 714            })
 715            .detach();
 716
 717            // just to let us render a placeholder editor.
 718            // Once the active git repo is set, this buffer will be replaced.
 719            let temporary_buffer = cx.new(|cx| Buffer::local("", cx));
 720            let commit_editor = cx.new(|cx| {
 721                commit_message_editor(temporary_buffer, None, project.clone(), true, window, cx)
 722            });
 723
 724            commit_editor.update(cx, |editor, cx| {
 725                editor.clear(window, cx);
 726            });
 727
 728            let scroll_handle = UniformListScrollHandle::new();
 729
 730            let mut was_ai_enabled = AgentSettings::get_global(cx).enabled(cx);
 731            let _settings_subscription = cx.observe_global::<SettingsStore>(move |_, cx| {
 732                let is_ai_enabled = AgentSettings::get_global(cx).enabled(cx);
 733                if was_ai_enabled != is_ai_enabled {
 734                    was_ai_enabled = is_ai_enabled;
 735                    cx.notify();
 736                }
 737            });
 738
 739            cx.subscribe_in(
 740                &git_store,
 741                window,
 742                move |this, _git_store, event, window, cx| match event {
 743                    GitStoreEvent::ActiveRepositoryChanged(_) => {
 744                        this.active_repository = this.project.read(cx).active_repository(cx);
 745                        this.schedule_update(window, cx);
 746                    }
 747                    GitStoreEvent::RepositoryUpdated(
 748                        _,
 749                        RepositoryEvent::StatusesChanged
 750                        | RepositoryEvent::BranchChanged
 751                        | RepositoryEvent::MergeHeadsChanged,
 752                        true,
 753                    )
 754                    | GitStoreEvent::RepositoryAdded
 755                    | GitStoreEvent::RepositoryRemoved(_) => {
 756                        this.schedule_update(window, cx);
 757                    }
 758                    GitStoreEvent::IndexWriteError(error) => {
 759                        this.workspace
 760                            .update(cx, |workspace, cx| {
 761                                workspace.show_error(error, cx);
 762                            })
 763                            .ok();
 764                    }
 765                    GitStoreEvent::RepositoryUpdated(_, _, _) => {}
 766                    GitStoreEvent::JobsUpdated | GitStoreEvent::ConflictsUpdated => {}
 767                },
 768            )
 769            .detach();
 770
 771            let mut this = Self {
 772                active_repository,
 773                commit_editor,
 774                conflicted_count: 0,
 775                conflicted_staged_count: 0,
 776                add_coauthors: true,
 777                generate_commit_message_task: None,
 778                entries: Vec::new(),
 779                view_mode: GitPanelViewMode::from_settings(cx),
 780                entries_indices: HashMap::default(),
 781                focus_handle: cx.focus_handle(),
 782                fs,
 783                new_count: 0,
 784                new_staged_count: 0,
 785                changes_count: 0,
 786                pending_commit: None,
 787                amend_pending: false,
 788                original_commit_message: None,
 789                signoff_enabled: false,
 790                pending_serialization: Task::ready(()),
 791                single_staged_entry: None,
 792                single_tracked_entry: None,
 793                project,
 794                scroll_handle,
 795                max_width_item_index: None,
 796                selected_entry: None,
 797                marked_entries: Vec::new(),
 798                tracked_count: 0,
 799                tracked_staged_count: 0,
 800                update_visible_entries_task: Task::ready(()),
 801                width: None,
 802                show_placeholders: false,
 803                local_committer: None,
 804                local_committer_task: None,
 805                context_menu: None,
 806                workspace: workspace.weak_handle(),
 807                modal_open: false,
 808                entry_count: 0,
 809                bulk_staging: None,
 810                stash_entries: Default::default(),
 811                optimistic_staging: HashMap::default(),
 812                _settings_subscription,
 813            };
 814
 815            this.schedule_update(window, cx);
 816            this
 817        })
 818    }
 819
 820    pub fn entry_by_path(&self, path: &RepoPath) -> Option<usize> {
 821        self.entries_indices.get(path).copied()
 822    }
 823
 824    pub fn select_entry_by_path(
 825        &mut self,
 826        path: ProjectPath,
 827        _: &mut Window,
 828        cx: &mut Context<Self>,
 829    ) {
 830        let Some(git_repo) = self.active_repository.as_ref() else {
 831            return;
 832        };
 833        let Some(repo_path) = git_repo.read(cx).project_path_to_repo_path(&path, cx) else {
 834            return;
 835        };
 836        let Some(ix) = self.entry_by_path(&repo_path) else {
 837            return;
 838        };
 839        self.selected_entry = Some(ix);
 840        cx.notify();
 841    }
 842
 843    fn serialization_key(workspace: &Workspace) -> Option<String> {
 844        workspace
 845            .database_id()
 846            .map(|id| i64::from(id).to_string())
 847            .or(workspace.session_id())
 848            .map(|id| format!("{}-{:?}", GIT_PANEL_KEY, id))
 849    }
 850
 851    fn serialize(&mut self, cx: &mut Context<Self>) {
 852        let width = self.width;
 853        let amend_pending = self.amend_pending;
 854        let signoff_enabled = self.signoff_enabled;
 855
 856        self.pending_serialization = cx.spawn(async move |git_panel, cx| {
 857            cx.background_executor()
 858                .timer(SERIALIZATION_THROTTLE_TIME)
 859                .await;
 860            let Some(serialization_key) = git_panel
 861                .update(cx, |git_panel, cx| {
 862                    git_panel
 863                        .workspace
 864                        .read_with(cx, |workspace, _| Self::serialization_key(workspace))
 865                        .ok()
 866                        .flatten()
 867                })
 868                .ok()
 869                .flatten()
 870            else {
 871                return;
 872            };
 873            cx.background_spawn(
 874                async move {
 875                    KEY_VALUE_STORE
 876                        .write_kvp(
 877                            serialization_key,
 878                            serde_json::to_string(&SerializedGitPanel {
 879                                width,
 880                                amend_pending,
 881                                signoff_enabled,
 882                            })?,
 883                        )
 884                        .await?;
 885                    anyhow::Ok(())
 886                }
 887                .log_err(),
 888            )
 889            .await;
 890        });
 891    }
 892
 893    pub(crate) fn set_modal_open(&mut self, open: bool, cx: &mut Context<Self>) {
 894        self.modal_open = open;
 895        cx.notify();
 896    }
 897
 898    fn dispatch_context(&self, window: &mut Window, cx: &Context<Self>) -> KeyContext {
 899        let mut dispatch_context = KeyContext::new_with_defaults();
 900        dispatch_context.add("GitPanel");
 901
 902        if window
 903            .focused(cx)
 904            .is_some_and(|focused| self.focus_handle == focused)
 905        {
 906            dispatch_context.add("menu");
 907            dispatch_context.add("ChangesList");
 908        }
 909
 910        if self.commit_editor.read(cx).is_focused(window) {
 911            dispatch_context.add("CommitEditor");
 912        }
 913
 914        dispatch_context
 915    }
 916
 917    fn close_panel(&mut self, _: &Close, _window: &mut Window, cx: &mut Context<Self>) {
 918        cx.emit(PanelEvent::Close);
 919    }
 920
 921    fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 922        if !self.focus_handle.contains_focused(window, cx) {
 923            cx.emit(Event::Focus);
 924        }
 925    }
 926
 927    fn scroll_to_selected_entry(&mut self, cx: &mut Context<Self>) {
 928        if let Some(selected_entry) = self.selected_entry {
 929            self.scroll_handle
 930                .scroll_to_item(selected_entry, ScrollStrategy::Center);
 931        }
 932
 933        cx.notify();
 934    }
 935
 936    fn first_status_entry_index(&self) -> Option<usize> {
 937        self.entries
 938            .iter()
 939            .position(|entry| entry.status_entry().is_some())
 940    }
 941
 942    fn select_first(&mut self, _: &SelectFirst, _window: &mut Window, cx: &mut Context<Self>) {
 943        if let Some(first_entry) = self.first_status_entry_index() {
 944            self.selected_entry = Some(first_entry);
 945            self.scroll_to_selected_entry(cx);
 946        }
 947    }
 948
 949    fn select_previous(
 950        &mut self,
 951        _: &SelectPrevious,
 952        _window: &mut Window,
 953        cx: &mut Context<Self>,
 954    ) {
 955        let item_count = self.entries.len();
 956        if item_count == 0 {
 957            return;
 958        }
 959
 960        if let Some(selected_entry) = self.selected_entry {
 961            let new_selected_entry = if selected_entry > 0 {
 962                selected_entry - 1
 963            } else {
 964                selected_entry
 965            };
 966
 967            if matches!(
 968                self.entries.get(new_selected_entry),
 969                Some(GitListEntry::Header(..))
 970            ) {
 971                if new_selected_entry > 0 {
 972                    self.selected_entry = Some(new_selected_entry - 1)
 973                }
 974            } else {
 975                self.selected_entry = Some(new_selected_entry);
 976            }
 977
 978            self.scroll_to_selected_entry(cx);
 979        }
 980
 981        cx.notify();
 982    }
 983
 984    fn select_next(&mut self, _: &SelectNext, _window: &mut Window, cx: &mut Context<Self>) {
 985        let item_count = self.entries.len();
 986        if item_count == 0 {
 987            return;
 988        }
 989
 990        if let Some(selected_entry) = self.selected_entry {
 991            let new_selected_entry = if selected_entry < item_count - 1 {
 992                selected_entry + 1
 993            } else {
 994                selected_entry
 995            };
 996            if matches!(
 997                self.entries.get(new_selected_entry),
 998                Some(GitListEntry::Header(..))
 999            ) {
1000                self.selected_entry = Some(new_selected_entry + 1);
1001            } else {
1002                self.selected_entry = Some(new_selected_entry);
1003            }
1004
1005            self.scroll_to_selected_entry(cx);
1006        }
1007
1008        cx.notify();
1009    }
1010
1011    fn select_last(&mut self, _: &SelectLast, _window: &mut Window, cx: &mut Context<Self>) {
1012        if self.entries.last().is_some() {
1013            self.selected_entry = Some(self.entries.len() - 1);
1014            self.scroll_to_selected_entry(cx);
1015        }
1016    }
1017
1018    fn focus_editor(&mut self, _: &FocusEditor, window: &mut Window, cx: &mut Context<Self>) {
1019        self.commit_editor.update(cx, |editor, cx| {
1020            window.focus(&editor.focus_handle(cx));
1021        });
1022        cx.notify();
1023    }
1024
1025    fn select_first_entry_if_none(&mut self, cx: &mut Context<Self>) {
1026        let have_entries = self
1027            .active_repository
1028            .as_ref()
1029            .is_some_and(|active_repository| active_repository.read(cx).status_summary().count > 0);
1030        if have_entries && self.selected_entry.is_none() {
1031            self.selected_entry = self.first_status_entry_index();
1032            self.scroll_to_selected_entry(cx);
1033            cx.notify();
1034        }
1035    }
1036
1037    fn focus_changes_list(
1038        &mut self,
1039        _: &FocusChanges,
1040        window: &mut Window,
1041        cx: &mut Context<Self>,
1042    ) {
1043        self.select_first_entry_if_none(cx);
1044
1045        self.focus_handle.focus(window);
1046        cx.notify();
1047    }
1048
1049    fn get_selected_entry(&self) -> Option<&GitListEntry> {
1050        self.selected_entry.and_then(|i| self.entries.get(i))
1051    }
1052
1053    fn open_diff(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
1054        maybe!({
1055            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
1056            let workspace = self.workspace.upgrade()?;
1057            let git_repo = self.active_repository.as_ref()?;
1058
1059            if let Some(project_diff) = workspace.read(cx).active_item_as::<ProjectDiff>(cx)
1060                && let Some(project_path) = project_diff.read(cx).active_path(cx)
1061                && Some(&entry.repo_path)
1062                    == git_repo
1063                        .read(cx)
1064                        .project_path_to_repo_path(&project_path, cx)
1065                        .as_ref()
1066            {
1067                project_diff.focus_handle(cx).focus(window);
1068                project_diff.update(cx, |project_diff, cx| project_diff.autoscroll(cx));
1069                return None;
1070            };
1071
1072            self.workspace
1073                .update(cx, |workspace, cx| {
1074                    ProjectDiff::deploy_at(workspace, Some(entry.clone()), window, cx);
1075                })
1076                .ok();
1077            self.focus_handle.focus(window);
1078
1079            Some(())
1080        });
1081    }
1082
1083    fn file_history(&mut self, _: &git::FileHistory, window: &mut Window, cx: &mut Context<Self>) {
1084        maybe!({
1085            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
1086            let active_repo = self.active_repository.as_ref()?;
1087            let repo_path = entry.repo_path.clone();
1088            let git_store = self.project.read(cx).git_store();
1089
1090            FileHistoryView::open(
1091                repo_path,
1092                git_store.downgrade(),
1093                active_repo.downgrade(),
1094                self.workspace.clone(),
1095                window,
1096                cx,
1097            );
1098
1099            Some(())
1100        });
1101    }
1102
1103    fn open_file(
1104        &mut self,
1105        _: &menu::SecondaryConfirm,
1106        window: &mut Window,
1107        cx: &mut Context<Self>,
1108    ) {
1109        maybe!({
1110            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
1111            let active_repo = self.active_repository.as_ref()?;
1112            let path = active_repo
1113                .read(cx)
1114                .repo_path_to_project_path(&entry.repo_path, cx)?;
1115            if entry.status.is_deleted() {
1116                return None;
1117            }
1118
1119            let open_task = self
1120                .workspace
1121                .update(cx, |workspace, cx| {
1122                    workspace.open_path_preview(path, None, false, false, true, window, cx)
1123                })
1124                .ok()?;
1125
1126            cx.spawn_in(window, async move |_, mut cx| {
1127                let item = open_task
1128                    .await
1129                    .notify_async_err(&mut cx)
1130                    .ok_or_else(|| anyhow::anyhow!("Failed to open file"))?;
1131                if let Some(active_editor) = item.downcast::<Editor>() {
1132                    if let Some(diff_task) =
1133                        active_editor.update(cx, |editor, _cx| editor.wait_for_diff_to_load())?
1134                    {
1135                        diff_task.await;
1136                    }
1137
1138                    cx.update(|window, cx| {
1139                        active_editor.update(cx, |editor, cx| {
1140                            editor.expand_all_diff_hunks(&ExpandAllDiffHunks, window, cx);
1141
1142                            let snapshot = editor.snapshot(window, cx);
1143                            editor.go_to_hunk_before_or_after_position(
1144                                &snapshot,
1145                                language::Point::new(0, 0),
1146                                Direction::Next,
1147                                window,
1148                                cx,
1149                            );
1150                        })
1151                    })?;
1152                }
1153
1154                anyhow::Ok(())
1155            })
1156            .detach();
1157
1158            Some(())
1159        });
1160    }
1161
1162    fn revert_selected(
1163        &mut self,
1164        action: &git::RestoreFile,
1165        window: &mut Window,
1166        cx: &mut Context<Self>,
1167    ) {
1168        let path_style = self.project.read(cx).path_style(cx);
1169        maybe!({
1170            let list_entry = self.entries.get(self.selected_entry?)?.clone();
1171            let entry = list_entry.status_entry()?.to_owned();
1172            let skip_prompt = action.skip_prompt || entry.status.is_created();
1173
1174            let prompt = if skip_prompt {
1175                Task::ready(Ok(0))
1176            } else {
1177                let prompt = window.prompt(
1178                    PromptLevel::Warning,
1179                    &format!(
1180                        "Are you sure you want to restore {}?",
1181                        entry
1182                            .repo_path
1183                            .file_name()
1184                            .unwrap_or(entry.repo_path.display(path_style).as_ref()),
1185                    ),
1186                    None,
1187                    &["Restore", "Cancel"],
1188                    cx,
1189                );
1190                cx.background_spawn(prompt)
1191            };
1192
1193            let this = cx.weak_entity();
1194            window
1195                .spawn(cx, async move |cx| {
1196                    if prompt.await? != 0 {
1197                        return anyhow::Ok(());
1198                    }
1199
1200                    this.update_in(cx, |this, window, cx| {
1201                        this.revert_entry(&entry, window, cx);
1202                    })?;
1203
1204                    Ok(())
1205                })
1206                .detach();
1207            Some(())
1208        });
1209    }
1210
1211    fn add_to_gitignore(
1212        &mut self,
1213        _: &git::AddToGitignore,
1214        _window: &mut Window,
1215        cx: &mut Context<Self>,
1216    ) {
1217        maybe!({
1218            let list_entry = self.entries.get(self.selected_entry?)?.clone();
1219            let entry = list_entry.status_entry()?.to_owned();
1220
1221            if !entry.status.is_created() {
1222                return Some(());
1223            }
1224
1225            let project = self.project.downgrade();
1226            let repo_path = entry.repo_path;
1227            let active_repository = self.active_repository.as_ref()?.downgrade();
1228
1229            cx.spawn(async move |_, cx| {
1230                let file_path_str = repo_path.as_ref().display(PathStyle::Posix);
1231
1232                let repo_root = active_repository.read_with(cx, |repository, _| {
1233                    repository.snapshot().work_directory_abs_path
1234                })?;
1235
1236                let gitignore_abs_path = repo_root.join(".gitignore");
1237
1238                let buffer = project
1239                    .update(cx, |project, cx| {
1240                        project.open_local_buffer(gitignore_abs_path, cx)
1241                    })?
1242                    .await?;
1243
1244                let mut should_save = false;
1245                buffer.update(cx, |buffer, cx| {
1246                    let existing_content = buffer.text();
1247
1248                    if existing_content
1249                        .lines()
1250                        .any(|line| line.trim() == file_path_str)
1251                    {
1252                        return;
1253                    }
1254
1255                    let insert_position = existing_content.len();
1256                    let new_entry = if existing_content.is_empty() {
1257                        format!("{}\n", file_path_str)
1258                    } else if existing_content.ends_with('\n') {
1259                        format!("{}\n", file_path_str)
1260                    } else {
1261                        format!("\n{}\n", file_path_str)
1262                    };
1263
1264                    buffer.edit([(insert_position..insert_position, new_entry)], None, cx);
1265                    should_save = true;
1266                })?;
1267
1268                if should_save {
1269                    project
1270                        .update(cx, |project, cx| project.save_buffer(buffer, cx))?
1271                        .await?;
1272                }
1273
1274                anyhow::Ok(())
1275            })
1276            .detach_and_log_err(cx);
1277
1278            Some(())
1279        });
1280    }
1281
1282    fn revert_entry(
1283        &mut self,
1284        entry: &GitStatusEntry,
1285        window: &mut Window,
1286        cx: &mut Context<Self>,
1287    ) {
1288        maybe!({
1289            let active_repo = self.active_repository.clone()?;
1290            let path = active_repo
1291                .read(cx)
1292                .repo_path_to_project_path(&entry.repo_path, cx)?;
1293            let workspace = self.workspace.clone();
1294
1295            if entry.status.staging().has_staged() {
1296                self.change_file_stage(false, vec![entry.clone()], cx);
1297            }
1298            let filename = path.path.file_name()?.to_string();
1299
1300            if !entry.status.is_created() {
1301                self.perform_checkout(vec![entry.clone()], window, cx);
1302            } else {
1303                let prompt = prompt(&format!("Trash {}?", filename), None, window, cx);
1304                cx.spawn_in(window, async move |_, cx| {
1305                    match prompt.await? {
1306                        TrashCancel::Trash => {}
1307                        TrashCancel::Cancel => return Ok(()),
1308                    }
1309                    let task = workspace.update(cx, |workspace, cx| {
1310                        workspace
1311                            .project()
1312                            .update(cx, |project, cx| project.delete_file(path, true, cx))
1313                    })?;
1314                    if let Some(task) = task {
1315                        task.await?;
1316                    }
1317                    Ok(())
1318                })
1319                .detach_and_prompt_err(
1320                    "Failed to trash file",
1321                    window,
1322                    cx,
1323                    |e, _, _| Some(format!("{e}")),
1324                );
1325            }
1326            Some(())
1327        });
1328    }
1329
1330    fn perform_checkout(
1331        &mut self,
1332        entries: Vec<GitStatusEntry>,
1333        window: &mut Window,
1334        cx: &mut Context<Self>,
1335    ) {
1336        let workspace = self.workspace.clone();
1337        let Some(active_repository) = self.active_repository.clone() else {
1338            return;
1339        };
1340
1341        let task = cx.spawn_in(window, async move |this, cx| {
1342            let tasks: Vec<_> = workspace.update(cx, |workspace, cx| {
1343                workspace.project().update(cx, |project, cx| {
1344                    entries
1345                        .iter()
1346                        .filter_map(|entry| {
1347                            let path = active_repository
1348                                .read(cx)
1349                                .repo_path_to_project_path(&entry.repo_path, cx)?;
1350                            Some(project.open_buffer(path, cx))
1351                        })
1352                        .collect()
1353                })
1354            })?;
1355
1356            let buffers = futures::future::join_all(tasks).await;
1357
1358            this.update_in(cx, |this, window, cx| {
1359                let task = active_repository.update(cx, |repo, cx| {
1360                    repo.checkout_files(
1361                        "HEAD",
1362                        entries
1363                            .into_iter()
1364                            .map(|entries| entries.repo_path)
1365                            .collect(),
1366                        cx,
1367                    )
1368                });
1369                this.update_visible_entries(window, cx);
1370                cx.notify();
1371                task
1372            })?
1373            .await?;
1374
1375            let tasks: Vec<_> = cx.update(|_, cx| {
1376                buffers
1377                    .iter()
1378                    .filter_map(|buffer| {
1379                        buffer.as_ref().ok()?.update(cx, |buffer, cx| {
1380                            buffer.is_dirty().then(|| buffer.reload(cx))
1381                        })
1382                    })
1383                    .collect()
1384            })?;
1385
1386            futures::future::join_all(tasks).await;
1387
1388            Ok(())
1389        });
1390
1391        cx.spawn_in(window, async move |this, cx| {
1392            let result = task.await;
1393
1394            this.update_in(cx, |this, window, cx| {
1395                if let Err(err) = result {
1396                    this.update_visible_entries(window, cx);
1397                    this.show_error_toast("checkout", err, cx);
1398                }
1399            })
1400            .ok();
1401        })
1402        .detach();
1403    }
1404
1405    fn restore_tracked_files(
1406        &mut self,
1407        _: &RestoreTrackedFiles,
1408        window: &mut Window,
1409        cx: &mut Context<Self>,
1410    ) {
1411        let entries = self
1412            .entries
1413            .iter()
1414            .filter_map(|entry| entry.status_entry().cloned())
1415            .filter(|status_entry| !status_entry.status.is_created())
1416            .collect::<Vec<_>>();
1417
1418        match entries.len() {
1419            0 => return,
1420            1 => return self.revert_entry(&entries[0], window, cx),
1421            _ => {}
1422        }
1423        let mut details = entries
1424            .iter()
1425            .filter_map(|entry| entry.repo_path.as_ref().file_name())
1426            .map(|filename| filename.to_string())
1427            .take(5)
1428            .join("\n");
1429        if entries.len() > 5 {
1430            details.push_str(&format!("\nand {} more…", entries.len() - 5))
1431        }
1432
1433        #[derive(strum::EnumIter, strum::VariantNames)]
1434        #[strum(serialize_all = "title_case")]
1435        enum RestoreCancel {
1436            RestoreTrackedFiles,
1437            Cancel,
1438        }
1439        let prompt = prompt(
1440            "Discard changes to these files?",
1441            Some(&details),
1442            window,
1443            cx,
1444        );
1445        cx.spawn_in(window, async move |this, cx| {
1446            if let Ok(RestoreCancel::RestoreTrackedFiles) = prompt.await {
1447                this.update_in(cx, |this, window, cx| {
1448                    this.perform_checkout(entries, window, cx);
1449                })
1450                .ok();
1451            }
1452        })
1453        .detach();
1454    }
1455
1456    fn clean_all(&mut self, _: &TrashUntrackedFiles, window: &mut Window, cx: &mut Context<Self>) {
1457        let workspace = self.workspace.clone();
1458        let Some(active_repo) = self.active_repository.clone() else {
1459            return;
1460        };
1461        let to_delete = self
1462            .entries
1463            .iter()
1464            .filter_map(|entry| entry.status_entry())
1465            .filter(|status_entry| status_entry.status.is_created())
1466            .cloned()
1467            .collect::<Vec<_>>();
1468
1469        match to_delete.len() {
1470            0 => return,
1471            1 => return self.revert_entry(&to_delete[0], window, cx),
1472            _ => {}
1473        };
1474
1475        let mut details = to_delete
1476            .iter()
1477            .map(|entry| {
1478                entry
1479                    .repo_path
1480                    .as_ref()
1481                    .file_name()
1482                    .map(|f| f.to_string())
1483                    .unwrap_or_default()
1484            })
1485            .take(5)
1486            .join("\n");
1487
1488        if to_delete.len() > 5 {
1489            details.push_str(&format!("\nand {} more…", to_delete.len() - 5))
1490        }
1491
1492        let prompt = prompt("Trash these files?", Some(&details), window, cx);
1493        cx.spawn_in(window, async move |this, cx| {
1494            match prompt.await? {
1495                TrashCancel::Trash => {}
1496                TrashCancel::Cancel => return Ok(()),
1497            }
1498            let tasks = workspace.update(cx, |workspace, cx| {
1499                to_delete
1500                    .iter()
1501                    .filter_map(|entry| {
1502                        workspace.project().update(cx, |project, cx| {
1503                            let project_path = active_repo
1504                                .read(cx)
1505                                .repo_path_to_project_path(&entry.repo_path, cx)?;
1506                            project.delete_file(project_path, true, cx)
1507                        })
1508                    })
1509                    .collect::<Vec<_>>()
1510            })?;
1511            let to_unstage = to_delete
1512                .into_iter()
1513                .filter(|entry| !entry.status.staging().is_fully_unstaged())
1514                .collect();
1515            this.update(cx, |this, cx| this.change_file_stage(false, to_unstage, cx))?;
1516            for task in tasks {
1517                task.await?;
1518            }
1519            Ok(())
1520        })
1521        .detach_and_prompt_err("Failed to trash files", window, cx, |e, _, _| {
1522            Some(format!("{e}"))
1523        });
1524    }
1525
1526    fn change_all_files_stage(&mut self, stage: bool, cx: &mut Context<Self>) {
1527        let Some(active_repository) = self.active_repository.clone() else {
1528            return;
1529        };
1530        cx.spawn({
1531            async move |this, cx| {
1532                let result = this
1533                    .update(cx, |this, cx| {
1534                        let task = active_repository.update(cx, |repo, cx| {
1535                            if stage {
1536                                repo.stage_all(cx)
1537                            } else {
1538                                repo.unstage_all(cx)
1539                            }
1540                        });
1541                        this.update_counts(active_repository.read(cx));
1542                        cx.notify();
1543                        task
1544                    })?
1545                    .await;
1546
1547                this.update(cx, |this, cx| {
1548                    if let Err(err) = result {
1549                        this.show_error_toast(if stage { "add" } else { "reset" }, err, cx);
1550                    }
1551                    cx.notify()
1552                })
1553            }
1554        })
1555        .detach();
1556    }
1557
1558    fn is_entry_staged(&self, entry: &GitStatusEntry, repo: &Repository) -> bool {
1559        // Checking for current staged/unstaged file status is a chained operation:
1560        // 1. first, we check for any pending operation recorded in repository
1561        // 2. if there are no pending ops either running or finished, we then ask the repository
1562        //    for the most up-to-date file status read from disk - we do this since `entry` arg to this function `render_entry`
1563        //    is likely to be staled, and may lead to weird artifacts in the form of subsecond auto-uncheck/check on
1564        //    the checkbox's state (or flickering) which is undesirable.
1565        // 3. finally, if there is no info about this `entry` in the repo, we fall back to whatever status is encoded
1566        //    in `entry` arg.
1567        if let Some(optimistic) = self.optimistic_staging.get(&entry.repo_path) {
1568            return *optimistic;
1569        }
1570        repo.pending_ops_for_path(&entry.repo_path)
1571            .map(|ops| ops.staging() || ops.staged())
1572            .or_else(|| {
1573                repo.status_for_path(&entry.repo_path)
1574                    .and_then(|status| status.status.staging().as_bool())
1575            })
1576            .unwrap_or(entry.staging.has_staged())
1577    }
1578
1579    fn toggle_state_for_counts(staged_count: usize, total: usize) -> ToggleState {
1580        if staged_count == 0 || total == 0 {
1581            ToggleState::Unselected
1582        } else if staged_count == total {
1583            ToggleState::Selected
1584        } else {
1585            ToggleState::Indeterminate
1586        }
1587    }
1588
1589    pub fn stage_all(&mut self, _: &StageAll, _window: &mut Window, cx: &mut Context<Self>) {
1590        self.change_all_files_stage(true, cx);
1591    }
1592
1593    pub fn unstage_all(&mut self, _: &UnstageAll, _window: &mut Window, cx: &mut Context<Self>) {
1594        self.change_all_files_stage(false, cx);
1595    }
1596
1597    fn toggle_staged_for_entry(
1598        &mut self,
1599        entry: &GitListEntry,
1600        _window: &mut Window,
1601        cx: &mut Context<Self>,
1602    ) {
1603        let Some(active_repository) = self.active_repository.clone() else {
1604            return;
1605        };
1606        let mut set_anchor: Option<RepoPath> = None;
1607        let mut clear_anchor = None;
1608
1609        let (stage, repo_paths) = {
1610            let repo = active_repository.read(cx);
1611            match entry {
1612                GitListEntry::Status(status_entry) => {
1613                    let repo_paths = vec![status_entry.clone()];
1614                    let stage = if self.is_entry_staged(status_entry, &repo) {
1615                        if let Some(op) = self.bulk_staging.clone()
1616                            && op.anchor == status_entry.repo_path
1617                        {
1618                            clear_anchor = Some(op.anchor);
1619                        }
1620                        false
1621                    } else {
1622                        set_anchor = Some(status_entry.repo_path.clone());
1623                        true
1624                    };
1625                    (stage, repo_paths)
1626                }
1627                GitListEntry::TreeStatus(status_entry) => {
1628                    let repo_paths = vec![status_entry.entry.clone()];
1629                    let stage = if self.is_entry_staged(&status_entry.entry, &repo) {
1630                        if let Some(op) = self.bulk_staging.clone()
1631                            && op.anchor == status_entry.entry.repo_path
1632                        {
1633                            clear_anchor = Some(op.anchor);
1634                        }
1635                        false
1636                    } else {
1637                        set_anchor = Some(status_entry.entry.repo_path.clone());
1638                        true
1639                    };
1640                    (stage, repo_paths)
1641                }
1642                GitListEntry::Header(section) => {
1643                    let goal_staged_state = !self.header_state(section.header).selected();
1644                    let entries = self
1645                        .entries
1646                        .iter()
1647                        .filter_map(|entry| entry.status_entry())
1648                        .filter(|status_entry| {
1649                            section.contains(status_entry, &repo)
1650                                && status_entry.staging.as_bool() != Some(goal_staged_state)
1651                        })
1652                        .cloned()
1653                        .collect::<Vec<_>>();
1654
1655                    (goal_staged_state, entries)
1656                }
1657                GitListEntry::Directory(entry) => {
1658                    let goal_staged_state = entry.staged_state != ToggleState::Selected;
1659                    let entries = self
1660                        .view_mode
1661                        .tree_state()
1662                        .and_then(|state| state.directory_descendants.get(&entry.key))
1663                        .cloned()
1664                        .unwrap_or_default()
1665                        .into_iter()
1666                        .filter(|status_entry| {
1667                            self.is_entry_staged(status_entry, &repo) != goal_staged_state
1668                        })
1669                        .collect::<Vec<_>>();
1670                    (goal_staged_state, entries)
1671                }
1672            }
1673        };
1674        if let Some(anchor) = clear_anchor {
1675            if let Some(op) = self.bulk_staging.clone()
1676                && op.anchor == anchor
1677            {
1678                self.bulk_staging = None;
1679            }
1680        }
1681        if let Some(anchor) = set_anchor {
1682            self.set_bulk_staging_anchor(anchor, cx);
1683        }
1684
1685        let repo = active_repository.read(cx);
1686        self.apply_optimistic_stage(&repo_paths, stage, &repo);
1687        cx.notify();
1688
1689        self.change_file_stage(stage, repo_paths, cx);
1690    }
1691
1692    fn change_file_stage(
1693        &mut self,
1694        stage: bool,
1695        entries: Vec<GitStatusEntry>,
1696        cx: &mut Context<Self>,
1697    ) {
1698        let Some(active_repository) = self.active_repository.clone() else {
1699            return;
1700        };
1701        cx.spawn({
1702            async move |this, cx| {
1703                let result = this
1704                    .update(cx, |this, cx| {
1705                        let task = active_repository.update(cx, |repo, cx| {
1706                            let repo_paths = entries
1707                                .iter()
1708                                .map(|entry| entry.repo_path.clone())
1709                                .collect();
1710                            if stage {
1711                                repo.stage_entries(repo_paths, cx)
1712                            } else {
1713                                repo.unstage_entries(repo_paths, cx)
1714                            }
1715                        });
1716                        this.update_counts(active_repository.read(cx));
1717                        cx.notify();
1718                        task
1719                    })?
1720                    .await;
1721
1722                this.update(cx, |this, cx| {
1723                    if let Err(err) = result {
1724                        this.show_error_toast(if stage { "add" } else { "reset" }, err, cx);
1725                    }
1726                    cx.notify();
1727                })
1728            }
1729        })
1730        .detach();
1731    }
1732
1733    fn apply_optimistic_stage(
1734        &mut self,
1735        entries: &[GitStatusEntry],
1736        stage: bool,
1737        repo: &Repository,
1738    ) {
1739        // This “optimistic” pass keeps all checkboxes—files, folders, and section headers—visually in sync the moment you click,
1740        // even though `change_file_stage` is still talking to the repository in the background.
1741        // Before, the UI would wait for Git, causing checkbox flicker or stale parent states;
1742        // Now, users see instant feedback and accurate parent/child tri-states while the async staging operation completes.
1743        //
1744        // Description:
1745        // It records the desired state in `self.optimistic_staging` (a map from path → bool),
1746        // walks the rendered entries, and swaps their `staging` flags based on that map.
1747        // In tree view it also recomputes every directory’s tri-state checkbox using the updated child data,
1748        // so parent folders flip between selected/indeterminate/empty in the same frame.
1749        let new_stage = if stage {
1750            StageStatus::Staged
1751        } else {
1752            StageStatus::Unstaged
1753        };
1754
1755        self.optimistic_staging
1756            .extend(entries.iter().map(|entry| (entry.repo_path.clone(), stage)));
1757
1758        let staged_states: HashMap<TreeKey, ToggleState> = self
1759            .view_mode
1760            .tree_state()
1761            .map(|state| state.directory_descendants.iter())
1762            .into_iter()
1763            .flatten()
1764            .map(|(key, descendants)| {
1765                let staged_count = descendants
1766                    .iter()
1767                    .filter(|entry| self.is_entry_staged(entry, repo))
1768                    .count();
1769                (
1770                    key.clone(),
1771                    Self::toggle_state_for_counts(staged_count, descendants.len()),
1772                )
1773            })
1774            .collect();
1775
1776        for list_entry in &mut self.entries {
1777            match list_entry {
1778                GitListEntry::Status(status) => {
1779                    if self
1780                        .optimistic_staging
1781                        .get(&status.repo_path)
1782                        .is_some_and(|s| *s == stage)
1783                    {
1784                        status.staging = new_stage;
1785                    }
1786                }
1787                GitListEntry::TreeStatus(status) => {
1788                    if self
1789                        .optimistic_staging
1790                        .get(&status.entry.repo_path)
1791                        .is_some_and(|s| *s == stage)
1792                    {
1793                        status.entry.staging = new_stage;
1794                    }
1795                }
1796                GitListEntry::Directory(dir) => {
1797                    if let Some(state) = staged_states.get(&dir.key) {
1798                        dir.staged_state = *state;
1799                    }
1800                }
1801                _ => {}
1802            }
1803        }
1804
1805        self.update_counts(repo);
1806    }
1807
1808    pub fn total_staged_count(&self) -> usize {
1809        self.tracked_staged_count + self.new_staged_count + self.conflicted_staged_count
1810    }
1811
1812    pub fn stash_pop(&mut self, _: &StashPop, _window: &mut Window, cx: &mut Context<Self>) {
1813        let Some(active_repository) = self.active_repository.clone() else {
1814            return;
1815        };
1816
1817        cx.spawn({
1818            async move |this, cx| {
1819                let stash_task = active_repository
1820                    .update(cx, |repo, cx| repo.stash_pop(None, cx))?
1821                    .await;
1822                this.update(cx, |this, cx| {
1823                    stash_task
1824                        .map_err(|e| {
1825                            this.show_error_toast("stash pop", e, cx);
1826                        })
1827                        .ok();
1828                    cx.notify();
1829                })
1830            }
1831        })
1832        .detach();
1833    }
1834
1835    pub fn stash_apply(&mut self, _: &StashApply, _window: &mut Window, cx: &mut Context<Self>) {
1836        let Some(active_repository) = self.active_repository.clone() else {
1837            return;
1838        };
1839
1840        cx.spawn({
1841            async move |this, cx| {
1842                let stash_task = active_repository
1843                    .update(cx, |repo, cx| repo.stash_apply(None, cx))?
1844                    .await;
1845                this.update(cx, |this, cx| {
1846                    stash_task
1847                        .map_err(|e| {
1848                            this.show_error_toast("stash apply", e, cx);
1849                        })
1850                        .ok();
1851                    cx.notify();
1852                })
1853            }
1854        })
1855        .detach();
1856    }
1857
1858    pub fn stash_all(&mut self, _: &StashAll, _window: &mut Window, cx: &mut Context<Self>) {
1859        let Some(active_repository) = self.active_repository.clone() else {
1860            return;
1861        };
1862
1863        cx.spawn({
1864            async move |this, cx| {
1865                let stash_task = active_repository
1866                    .update(cx, |repo, cx| repo.stash_all(cx))?
1867                    .await;
1868                this.update(cx, |this, cx| {
1869                    stash_task
1870                        .map_err(|e| {
1871                            this.show_error_toast("stash", e, cx);
1872                        })
1873                        .ok();
1874                    cx.notify();
1875                })
1876            }
1877        })
1878        .detach();
1879    }
1880
1881    pub fn commit_message_buffer(&self, cx: &App) -> Entity<Buffer> {
1882        self.commit_editor
1883            .read(cx)
1884            .buffer()
1885            .read(cx)
1886            .as_singleton()
1887            .unwrap()
1888    }
1889
1890    fn toggle_staged_for_selected(
1891        &mut self,
1892        _: &git::ToggleStaged,
1893        window: &mut Window,
1894        cx: &mut Context<Self>,
1895    ) {
1896        if let Some(selected_entry) = self.get_selected_entry().cloned() {
1897            self.toggle_staged_for_entry(&selected_entry, window, cx);
1898        }
1899    }
1900
1901    fn stage_range(&mut self, _: &git::StageRange, _window: &mut Window, cx: &mut Context<Self>) {
1902        let Some(index) = self.selected_entry else {
1903            return;
1904        };
1905        self.stage_bulk(index, cx);
1906    }
1907
1908    fn stage_selected(&mut self, _: &git::StageFile, _window: &mut Window, cx: &mut Context<Self>) {
1909        let Some(selected_entry) = self.get_selected_entry() else {
1910            return;
1911        };
1912        let Some(status_entry) = selected_entry.status_entry() else {
1913            return;
1914        };
1915        if status_entry.staging != StageStatus::Staged {
1916            self.change_file_stage(true, vec![status_entry.clone()], cx);
1917        }
1918    }
1919
1920    fn unstage_selected(
1921        &mut self,
1922        _: &git::UnstageFile,
1923        _window: &mut Window,
1924        cx: &mut Context<Self>,
1925    ) {
1926        let Some(selected_entry) = self.get_selected_entry() else {
1927            return;
1928        };
1929        let Some(status_entry) = selected_entry.status_entry() else {
1930            return;
1931        };
1932        if status_entry.staging != StageStatus::Unstaged {
1933            self.change_file_stage(false, vec![status_entry.clone()], cx);
1934        }
1935    }
1936
1937    fn on_commit(&mut self, _: &git::Commit, window: &mut Window, cx: &mut Context<Self>) {
1938        if self.commit(&self.commit_editor.focus_handle(cx), window, cx) {
1939            telemetry::event!("Git Committed", source = "Git Panel");
1940        }
1941    }
1942
1943    /// Commits staged changes with the current commit message.
1944    ///
1945    /// Returns `true` if the commit was executed, `false` otherwise.
1946    pub(crate) fn commit(
1947        &mut self,
1948        commit_editor_focus_handle: &FocusHandle,
1949        window: &mut Window,
1950        cx: &mut Context<Self>,
1951    ) -> bool {
1952        if self.amend_pending {
1953            return false;
1954        }
1955
1956        if commit_editor_focus_handle.contains_focused(window, cx) {
1957            self.commit_changes(
1958                CommitOptions {
1959                    amend: false,
1960                    signoff: self.signoff_enabled,
1961                },
1962                window,
1963                cx,
1964            );
1965            true
1966        } else {
1967            cx.propagate();
1968            false
1969        }
1970    }
1971
1972    fn on_amend(&mut self, _: &git::Amend, window: &mut Window, cx: &mut Context<Self>) {
1973        if self.amend(&self.commit_editor.focus_handle(cx), window, cx) {
1974            telemetry::event!("Git Amended", source = "Git Panel");
1975        }
1976    }
1977
1978    /// Amends the most recent commit with staged changes and/or an updated commit message.
1979    ///
1980    /// Uses a two-stage workflow where the first invocation loads the commit
1981    /// message for editing, second invocation performs the amend. Returns
1982    /// `true` if the amend was executed, `false` otherwise.
1983    pub(crate) fn amend(
1984        &mut self,
1985        commit_editor_focus_handle: &FocusHandle,
1986        window: &mut Window,
1987        cx: &mut Context<Self>,
1988    ) -> bool {
1989        if commit_editor_focus_handle.contains_focused(window, cx) {
1990            if self.head_commit(cx).is_some() {
1991                if !self.amend_pending {
1992                    self.set_amend_pending(true, cx);
1993                    self.load_last_commit_message(cx);
1994
1995                    return false;
1996                } else {
1997                    self.commit_changes(
1998                        CommitOptions {
1999                            amend: true,
2000                            signoff: self.signoff_enabled,
2001                        },
2002                        window,
2003                        cx,
2004                    );
2005
2006                    return true;
2007                }
2008            }
2009            return false;
2010        } else {
2011            cx.propagate();
2012            return false;
2013        }
2014    }
2015    pub fn head_commit(&self, cx: &App) -> Option<CommitDetails> {
2016        self.active_repository
2017            .as_ref()
2018            .and_then(|repo| repo.read(cx).head_commit.as_ref())
2019            .cloned()
2020    }
2021
2022    pub fn load_last_commit_message(&mut self, cx: &mut Context<Self>) {
2023        let Some(head_commit) = self.head_commit(cx) else {
2024            return;
2025        };
2026
2027        let recent_sha = head_commit.sha.to_string();
2028        let detail_task = self.load_commit_details(recent_sha, cx);
2029        cx.spawn(async move |this, cx| {
2030            if let Ok(message) = detail_task.await.map(|detail| detail.message) {
2031                this.update(cx, |this, cx| {
2032                    this.commit_message_buffer(cx).update(cx, |buffer, cx| {
2033                        let start = buffer.anchor_before(0);
2034                        let end = buffer.anchor_after(buffer.len());
2035                        buffer.edit([(start..end, message)], None, cx);
2036                    });
2037                })
2038                .log_err();
2039            }
2040        })
2041        .detach();
2042    }
2043
2044    fn custom_or_suggested_commit_message(
2045        &self,
2046        window: &mut Window,
2047        cx: &mut Context<Self>,
2048    ) -> Option<String> {
2049        let git_commit_language = self
2050            .commit_editor
2051            .read(cx)
2052            .language_at(MultiBufferOffset(0), cx);
2053        let message = self.commit_editor.read(cx).text(cx);
2054        if message.is_empty() {
2055            return self
2056                .suggest_commit_message(cx)
2057                .filter(|message| !message.trim().is_empty());
2058        } else if message.trim().is_empty() {
2059            return None;
2060        }
2061        let buffer = cx.new(|cx| {
2062            let mut buffer = Buffer::local(message, cx);
2063            buffer.set_language(git_commit_language, cx);
2064            buffer
2065        });
2066        let editor = cx.new(|cx| Editor::for_buffer(buffer, None, window, cx));
2067        let wrapped_message = editor.update(cx, |editor, cx| {
2068            editor.select_all(&Default::default(), window, cx);
2069            editor.rewrap(&Default::default(), window, cx);
2070            editor.text(cx)
2071        });
2072        if wrapped_message.trim().is_empty() {
2073            return None;
2074        }
2075        Some(wrapped_message)
2076    }
2077
2078    fn has_commit_message(&self, cx: &mut Context<Self>) -> bool {
2079        let text = self.commit_editor.read(cx).text(cx);
2080        if !text.trim().is_empty() {
2081            true
2082        } else if text.is_empty() {
2083            self.suggest_commit_message(cx)
2084                .is_some_and(|text| !text.trim().is_empty())
2085        } else {
2086            false
2087        }
2088    }
2089
2090    pub(crate) fn commit_changes(
2091        &mut self,
2092        options: CommitOptions,
2093        window: &mut Window,
2094        cx: &mut Context<Self>,
2095    ) {
2096        let Some(active_repository) = self.active_repository.clone() else {
2097            return;
2098        };
2099        let error_spawn = |message, window: &mut Window, cx: &mut App| {
2100            let prompt = window.prompt(PromptLevel::Warning, message, None, &["Ok"], cx);
2101            cx.spawn(async move |_| {
2102                prompt.await.ok();
2103            })
2104            .detach();
2105        };
2106
2107        if self.has_unstaged_conflicts() {
2108            error_spawn(
2109                "There are still conflicts. You must stage these before committing",
2110                window,
2111                cx,
2112            );
2113            return;
2114        }
2115
2116        let askpass = self.askpass_delegate("git commit", window, cx);
2117        let commit_message = self.custom_or_suggested_commit_message(window, cx);
2118
2119        let Some(mut message) = commit_message else {
2120            self.commit_editor.read(cx).focus_handle(cx).focus(window);
2121            return;
2122        };
2123
2124        if self.add_coauthors {
2125            self.fill_co_authors(&mut message, cx);
2126        }
2127
2128        let task = if self.has_staged_changes() {
2129            // Repository serializes all git operations, so we can just send a commit immediately
2130            let commit_task = active_repository.update(cx, |repo, cx| {
2131                repo.commit(message.into(), None, options, askpass, cx)
2132            });
2133            cx.background_spawn(async move { commit_task.await? })
2134        } else {
2135            let changed_files = self
2136                .entries
2137                .iter()
2138                .filter_map(|entry| entry.status_entry())
2139                .filter(|status_entry| !status_entry.status.is_created())
2140                .map(|status_entry| status_entry.repo_path.clone())
2141                .collect::<Vec<_>>();
2142
2143            if changed_files.is_empty() && !options.amend {
2144                error_spawn("No changes to commit", window, cx);
2145                return;
2146            }
2147
2148            let stage_task =
2149                active_repository.update(cx, |repo, cx| repo.stage_entries(changed_files, cx));
2150            cx.spawn(async move |_, cx| {
2151                stage_task.await?;
2152                let commit_task = active_repository.update(cx, |repo, cx| {
2153                    repo.commit(message.into(), None, options, askpass, cx)
2154                })?;
2155                commit_task.await?
2156            })
2157        };
2158        let task = cx.spawn_in(window, async move |this, cx| {
2159            let result = task.await;
2160            this.update_in(cx, |this, window, cx| {
2161                this.pending_commit.take();
2162
2163                match result {
2164                    Ok(()) => {
2165                        if options.amend {
2166                            this.set_amend_pending(false, cx);
2167                        } else {
2168                            this.commit_editor
2169                                .update(cx, |editor, cx| editor.clear(window, cx));
2170                            this.original_commit_message = None;
2171                        }
2172                    }
2173                    Err(e) => this.show_error_toast("commit", e, cx),
2174                }
2175            })
2176            .ok();
2177        });
2178
2179        self.pending_commit = Some(task);
2180    }
2181
2182    pub(crate) fn uncommit(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2183        let Some(repo) = self.active_repository.clone() else {
2184            return;
2185        };
2186        telemetry::event!("Git Uncommitted");
2187
2188        let confirmation = self.check_for_pushed_commits(window, cx);
2189        let prior_head = self.load_commit_details("HEAD".to_string(), cx);
2190
2191        let task = cx.spawn_in(window, async move |this, cx| {
2192            let result = maybe!(async {
2193                if let Ok(true) = confirmation.await {
2194                    let prior_head = prior_head.await?;
2195
2196                    repo.update(cx, |repo, cx| {
2197                        repo.reset("HEAD^".to_string(), ResetMode::Soft, cx)
2198                    })?
2199                    .await??;
2200
2201                    Ok(Some(prior_head))
2202                } else {
2203                    Ok(None)
2204                }
2205            })
2206            .await;
2207
2208            this.update_in(cx, |this, window, cx| {
2209                this.pending_commit.take();
2210                match result {
2211                    Ok(None) => {}
2212                    Ok(Some(prior_commit)) => {
2213                        this.commit_editor.update(cx, |editor, cx| {
2214                            editor.set_text(prior_commit.message, window, cx)
2215                        });
2216                    }
2217                    Err(e) => this.show_error_toast("reset", e, cx),
2218                }
2219            })
2220            .ok();
2221        });
2222
2223        self.pending_commit = Some(task);
2224    }
2225
2226    fn check_for_pushed_commits(
2227        &mut self,
2228        window: &mut Window,
2229        cx: &mut Context<Self>,
2230    ) -> impl Future<Output = anyhow::Result<bool>> + use<> {
2231        let repo = self.active_repository.clone();
2232        let mut cx = window.to_async(cx);
2233
2234        async move {
2235            let repo = repo.context("No active repository")?;
2236
2237            let pushed_to: Vec<SharedString> = repo
2238                .update(&mut cx, |repo, _| repo.check_for_pushed_commits())?
2239                .await??;
2240
2241            if pushed_to.is_empty() {
2242                Ok(true)
2243            } else {
2244                #[derive(strum::EnumIter, strum::VariantNames)]
2245                #[strum(serialize_all = "title_case")]
2246                enum CancelUncommit {
2247                    Uncommit,
2248                    Cancel,
2249                }
2250                let detail = format!(
2251                    "This commit was already pushed to {}.",
2252                    pushed_to.into_iter().join(", ")
2253                );
2254                let result = cx
2255                    .update(|window, cx| prompt("Are you sure?", Some(&detail), window, cx))?
2256                    .await?;
2257
2258                match result {
2259                    CancelUncommit::Cancel => Ok(false),
2260                    CancelUncommit::Uncommit => Ok(true),
2261                }
2262            }
2263        }
2264    }
2265
2266    /// Suggests a commit message based on the changed files and their statuses
2267    pub fn suggest_commit_message(&self, cx: &App) -> Option<String> {
2268        if let Some(merge_message) = self
2269            .active_repository
2270            .as_ref()
2271            .and_then(|repo| repo.read(cx).merge.message.as_ref())
2272        {
2273            return Some(merge_message.to_string());
2274        }
2275
2276        let git_status_entry = if let Some(staged_entry) = &self.single_staged_entry {
2277            Some(staged_entry)
2278        } else if self.total_staged_count() == 0
2279            && let Some(single_tracked_entry) = &self.single_tracked_entry
2280        {
2281            Some(single_tracked_entry)
2282        } else {
2283            None
2284        }?;
2285
2286        let action_text = if git_status_entry.status.is_deleted() {
2287            Some("Delete")
2288        } else if git_status_entry.status.is_created() {
2289            Some("Create")
2290        } else if git_status_entry.status.is_modified() {
2291            Some("Update")
2292        } else {
2293            None
2294        }?;
2295
2296        let file_name = git_status_entry
2297            .repo_path
2298            .file_name()
2299            .unwrap_or_default()
2300            .to_string();
2301
2302        Some(format!("{} {}", action_text, file_name))
2303    }
2304
2305    fn generate_commit_message_action(
2306        &mut self,
2307        _: &git::GenerateCommitMessage,
2308        _window: &mut Window,
2309        cx: &mut Context<Self>,
2310    ) {
2311        self.generate_commit_message(cx);
2312    }
2313
2314    fn split_patch(patch: &str) -> Vec<String> {
2315        let mut result = Vec::new();
2316        let mut current_patch = String::new();
2317
2318        for line in patch.lines() {
2319            if line.starts_with("---") && !current_patch.is_empty() {
2320                result.push(current_patch.trim_end_matches('\n').into());
2321                current_patch = String::new();
2322            }
2323            current_patch.push_str(line);
2324            current_patch.push('\n');
2325        }
2326
2327        if !current_patch.is_empty() {
2328            result.push(current_patch.trim_end_matches('\n').into());
2329        }
2330
2331        result
2332    }
2333    fn truncate_iteratively(patch: &str, max_bytes: usize) -> String {
2334        let mut current_size = patch.len();
2335        if current_size <= max_bytes {
2336            return patch.to_string();
2337        }
2338        let file_patches = Self::split_patch(patch);
2339        let mut file_infos: Vec<TruncatedPatch> = file_patches
2340            .iter()
2341            .filter_map(|patch| TruncatedPatch::from_unified_diff(patch))
2342            .collect();
2343
2344        if file_infos.is_empty() {
2345            return patch.to_string();
2346        }
2347
2348        current_size = file_infos.iter().map(|f| f.calculate_size()).sum::<usize>();
2349        while current_size > max_bytes {
2350            let file_idx = file_infos
2351                .iter()
2352                .enumerate()
2353                .filter(|(_, f)| f.hunks_to_keep > 1)
2354                .max_by_key(|(_, f)| f.hunks_to_keep)
2355                .map(|(idx, _)| idx);
2356            match file_idx {
2357                Some(idx) => {
2358                    let file = &mut file_infos[idx];
2359                    let size_before = file.calculate_size();
2360                    file.hunks_to_keep -= 1;
2361                    let size_after = file.calculate_size();
2362                    let saved = size_before.saturating_sub(size_after);
2363                    current_size = current_size.saturating_sub(saved);
2364                }
2365                None => {
2366                    break;
2367                }
2368            }
2369        }
2370
2371        file_infos
2372            .iter()
2373            .map(|info| info.to_string())
2374            .collect::<Vec<_>>()
2375            .join("\n")
2376    }
2377
2378    pub fn compress_commit_diff(diff_text: &str, max_bytes: usize) -> String {
2379        if diff_text.len() <= max_bytes {
2380            return diff_text.to_string();
2381        }
2382
2383        let mut compressed = diff_text
2384            .lines()
2385            .map(|line| {
2386                if line.len() > 256 {
2387                    format!("{}...[truncated]\n", &line[..line.floor_char_boundary(256)])
2388                } else {
2389                    format!("{}\n", line)
2390                }
2391            })
2392            .collect::<Vec<_>>()
2393            .join("");
2394
2395        if compressed.len() <= max_bytes {
2396            return compressed;
2397        }
2398
2399        compressed = Self::truncate_iteratively(&compressed, max_bytes);
2400
2401        compressed
2402    }
2403
2404    /// Generates a commit message using an LLM.
2405    pub fn generate_commit_message(&mut self, cx: &mut Context<Self>) {
2406        if !self.can_commit() || !AgentSettings::get_global(cx).enabled(cx) {
2407            return;
2408        }
2409
2410        let Some(ConfiguredModel { provider, model }) =
2411            LanguageModelRegistry::read_global(cx).commit_message_model()
2412        else {
2413            return;
2414        };
2415
2416        let Some(repo) = self.active_repository.as_ref() else {
2417            return;
2418        };
2419
2420        telemetry::event!("Git Commit Message Generated");
2421
2422        let diff = repo.update(cx, |repo, cx| {
2423            if self.has_staged_changes() {
2424                repo.diff(DiffType::HeadToIndex, cx)
2425            } else {
2426                repo.diff(DiffType::HeadToWorktree, cx)
2427            }
2428        });
2429
2430        let temperature = AgentSettings::temperature_for_model(&model, cx);
2431
2432        self.generate_commit_message_task = Some(cx.spawn(async move |this, cx| {
2433             async move {
2434                let _defer = cx.on_drop(&this, |this, _cx| {
2435                    this.generate_commit_message_task.take();
2436                });
2437
2438                if let Some(task) = cx.update(|cx| {
2439                    if !provider.is_authenticated(cx) {
2440                        Some(provider.authenticate(cx))
2441                    } else {
2442                        None
2443                    }
2444                })? {
2445                    task.await.log_err();
2446                };
2447
2448                let mut diff_text = match diff.await {
2449                    Ok(result) => match result {
2450                        Ok(text) => text,
2451                        Err(e) => {
2452                            Self::show_commit_message_error(&this, &e, cx);
2453                            return anyhow::Ok(());
2454                        }
2455                    },
2456                    Err(e) => {
2457                        Self::show_commit_message_error(&this, &e, cx);
2458                        return anyhow::Ok(());
2459                    }
2460                };
2461
2462                const MAX_DIFF_BYTES: usize = 20_000;
2463                diff_text = Self::compress_commit_diff(&diff_text, MAX_DIFF_BYTES);
2464
2465                let subject = this.update(cx, |this, cx| {
2466                    this.commit_editor.read(cx).text(cx).lines().next().map(ToOwned::to_owned).unwrap_or_default()
2467                })?;
2468
2469                let text_empty = subject.trim().is_empty();
2470
2471                let content = if text_empty {
2472                    format!("{PROMPT}\nHere are the changes in this commit:\n{diff_text}")
2473                } else {
2474                    format!("{PROMPT}\nHere is the user's subject line:\n{subject}\nHere are the changes in this commit:\n{diff_text}\n")
2475                };
2476
2477                const PROMPT: &str = include_str!("commit_message_prompt.txt");
2478
2479                let request = LanguageModelRequest {
2480                    thread_id: None,
2481                    prompt_id: None,
2482                    intent: Some(CompletionIntent::GenerateGitCommitMessage),
2483                    mode: None,
2484                    messages: vec![LanguageModelRequestMessage {
2485                        role: Role::User,
2486                        content: vec![content.into()],
2487                        cache: false,
2488            reasoning_details: None,
2489                    }],
2490                    tools: Vec::new(),
2491                    tool_choice: None,
2492                    stop: Vec::new(),
2493                    temperature,
2494                    thinking_allowed: false,
2495                };
2496
2497                let stream = model.stream_completion_text(request, cx);
2498                match stream.await {
2499                    Ok(mut messages) => {
2500                        if !text_empty {
2501                            this.update(cx, |this, cx| {
2502                                this.commit_message_buffer(cx).update(cx, |buffer, cx| {
2503                                    let insert_position = buffer.anchor_before(buffer.len());
2504                                    buffer.edit([(insert_position..insert_position, "\n")], None, cx)
2505                                });
2506                            })?;
2507                        }
2508
2509                        while let Some(message) = messages.stream.next().await {
2510                            match message {
2511                                Ok(text) => {
2512                                    this.update(cx, |this, cx| {
2513                                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
2514                                            let insert_position = buffer.anchor_before(buffer.len());
2515                                            buffer.edit([(insert_position..insert_position, text)], None, cx);
2516                                        });
2517                                    })?;
2518                                }
2519                                Err(e) => {
2520                                    Self::show_commit_message_error(&this, &e, cx);
2521                                    break;
2522                                }
2523                            }
2524                        }
2525                    }
2526                    Err(e) => {
2527                        Self::show_commit_message_error(&this, &e, cx);
2528                    }
2529                }
2530
2531                anyhow::Ok(())
2532            }
2533            .log_err().await
2534        }));
2535    }
2536
2537    fn get_fetch_options(
2538        &self,
2539        window: &mut Window,
2540        cx: &mut Context<Self>,
2541    ) -> Task<Option<FetchOptions>> {
2542        let repo = self.active_repository.clone();
2543        let workspace = self.workspace.clone();
2544
2545        cx.spawn_in(window, async move |_, cx| {
2546            let repo = repo?;
2547            let remotes = repo
2548                .update(cx, |repo, _| repo.get_remotes(None, false))
2549                .ok()?
2550                .await
2551                .ok()?
2552                .log_err()?;
2553
2554            let mut remotes: Vec<_> = remotes.into_iter().map(FetchOptions::Remote).collect();
2555            if remotes.len() > 1 {
2556                remotes.push(FetchOptions::All);
2557            }
2558            let selection = cx
2559                .update(|window, cx| {
2560                    picker_prompt::prompt(
2561                        "Pick which remote to fetch",
2562                        remotes.iter().map(|r| r.name()).collect(),
2563                        workspace,
2564                        window,
2565                        cx,
2566                    )
2567                })
2568                .ok()?
2569                .await?;
2570            remotes.get(selection).cloned()
2571        })
2572    }
2573
2574    pub(crate) fn fetch(
2575        &mut self,
2576        is_fetch_all: bool,
2577        window: &mut Window,
2578        cx: &mut Context<Self>,
2579    ) {
2580        if !self.can_push_and_pull(cx) {
2581            return;
2582        }
2583
2584        let Some(repo) = self.active_repository.clone() else {
2585            return;
2586        };
2587        telemetry::event!("Git Fetched");
2588        let askpass = self.askpass_delegate("git fetch", window, cx);
2589        let this = cx.weak_entity();
2590
2591        let fetch_options = if is_fetch_all {
2592            Task::ready(Some(FetchOptions::All))
2593        } else {
2594            self.get_fetch_options(window, cx)
2595        };
2596
2597        window
2598            .spawn(cx, async move |cx| {
2599                let Some(fetch_options) = fetch_options.await else {
2600                    return Ok(());
2601                };
2602                let fetch = repo.update(cx, |repo, cx| {
2603                    repo.fetch(fetch_options.clone(), askpass, cx)
2604                })?;
2605
2606                let remote_message = fetch.await?;
2607                this.update(cx, |this, cx| {
2608                    let action = match fetch_options {
2609                        FetchOptions::All => RemoteAction::Fetch(None),
2610                        FetchOptions::Remote(remote) => RemoteAction::Fetch(Some(remote)),
2611                    };
2612                    match remote_message {
2613                        Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
2614                        Err(e) => {
2615                            log::error!("Error while fetching {:?}", e);
2616                            this.show_error_toast(action.name(), e, cx)
2617                        }
2618                    }
2619
2620                    anyhow::Ok(())
2621                })
2622                .ok();
2623                anyhow::Ok(())
2624            })
2625            .detach_and_log_err(cx);
2626    }
2627
2628    pub(crate) fn git_clone(&mut self, repo: String, window: &mut Window, cx: &mut Context<Self>) {
2629        let path = cx.prompt_for_paths(gpui::PathPromptOptions {
2630            files: false,
2631            directories: true,
2632            multiple: false,
2633            prompt: Some("Select as Repository Destination".into()),
2634        });
2635
2636        let workspace = self.workspace.clone();
2637
2638        cx.spawn_in(window, async move |this, cx| {
2639            let mut paths = path.await.ok()?.ok()??;
2640            let mut path = paths.pop()?;
2641            let repo_name = repo.split("/").last()?.strip_suffix(".git")?.to_owned();
2642
2643            let fs = this.read_with(cx, |this, _| this.fs.clone()).ok()?;
2644
2645            let prompt_answer = match fs.git_clone(&repo, path.as_path()).await {
2646                Ok(_) => cx.update(|window, cx| {
2647                    window.prompt(
2648                        PromptLevel::Info,
2649                        &format!("Git Clone: {}", repo_name),
2650                        None,
2651                        &["Add repo to project", "Open repo in new project"],
2652                        cx,
2653                    )
2654                }),
2655                Err(e) => {
2656                    this.update(cx, |this: &mut GitPanel, cx| {
2657                        let toast = StatusToast::new(e.to_string(), cx, |this, _| {
2658                            this.icon(ToastIcon::new(IconName::XCircle).color(Color::Error))
2659                                .dismiss_button(true)
2660                        });
2661
2662                        this.workspace
2663                            .update(cx, |workspace, cx| {
2664                                workspace.toggle_status_toast(toast, cx);
2665                            })
2666                            .ok();
2667                    })
2668                    .ok()?;
2669
2670                    return None;
2671                }
2672            }
2673            .ok()?;
2674
2675            path.push(repo_name);
2676            match prompt_answer.await.ok()? {
2677                0 => {
2678                    workspace
2679                        .update(cx, |workspace, cx| {
2680                            workspace
2681                                .project()
2682                                .update(cx, |project, cx| {
2683                                    project.create_worktree(path.as_path(), true, cx)
2684                                })
2685                                .detach();
2686                        })
2687                        .ok();
2688                }
2689                1 => {
2690                    workspace
2691                        .update(cx, move |workspace, cx| {
2692                            workspace::open_new(
2693                                Default::default(),
2694                                workspace.app_state().clone(),
2695                                cx,
2696                                move |workspace, _, cx| {
2697                                    cx.activate(true);
2698                                    workspace
2699                                        .project()
2700                                        .update(cx, |project, cx| {
2701                                            project.create_worktree(&path, true, cx)
2702                                        })
2703                                        .detach();
2704                                },
2705                            )
2706                            .detach();
2707                        })
2708                        .ok();
2709                }
2710                _ => {}
2711            }
2712
2713            Some(())
2714        })
2715        .detach();
2716    }
2717
2718    pub(crate) fn git_init(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2719        let worktrees = self
2720            .project
2721            .read(cx)
2722            .visible_worktrees(cx)
2723            .collect::<Vec<_>>();
2724
2725        let worktree = if worktrees.len() == 1 {
2726            Task::ready(Some(worktrees.first().unwrap().clone()))
2727        } else if worktrees.is_empty() {
2728            let result = window.prompt(
2729                PromptLevel::Warning,
2730                "Unable to initialize a git repository",
2731                Some("Open a directory first"),
2732                &["Ok"],
2733                cx,
2734            );
2735            cx.background_executor()
2736                .spawn(async move {
2737                    result.await.ok();
2738                })
2739                .detach();
2740            return;
2741        } else {
2742            let worktree_directories = worktrees
2743                .iter()
2744                .map(|worktree| worktree.read(cx).abs_path())
2745                .map(|worktree_abs_path| {
2746                    if let Ok(path) = worktree_abs_path.strip_prefix(util::paths::home_dir()) {
2747                        Path::new("~")
2748                            .join(path)
2749                            .to_string_lossy()
2750                            .to_string()
2751                            .into()
2752                    } else {
2753                        worktree_abs_path.to_string_lossy().into_owned().into()
2754                    }
2755                })
2756                .collect_vec();
2757            let prompt = picker_prompt::prompt(
2758                "Where would you like to initialize this git repository?",
2759                worktree_directories,
2760                self.workspace.clone(),
2761                window,
2762                cx,
2763            );
2764
2765            cx.spawn(async move |_, _| prompt.await.map(|ix| worktrees[ix].clone()))
2766        };
2767
2768        cx.spawn_in(window, async move |this, cx| {
2769            let worktree = match worktree.await {
2770                Some(worktree) => worktree,
2771                None => {
2772                    return;
2773                }
2774            };
2775
2776            let Ok(result) = this.update(cx, |this, cx| {
2777                let fallback_branch_name = GitPanelSettings::get_global(cx)
2778                    .fallback_branch_name
2779                    .clone();
2780                this.project.read(cx).git_init(
2781                    worktree.read(cx).abs_path(),
2782                    fallback_branch_name,
2783                    cx,
2784                )
2785            }) else {
2786                return;
2787            };
2788
2789            let result = result.await;
2790
2791            this.update_in(cx, |this, _, cx| match result {
2792                Ok(()) => {}
2793                Err(e) => this.show_error_toast("init", e, cx),
2794            })
2795            .ok();
2796        })
2797        .detach();
2798    }
2799
2800    pub(crate) fn pull(&mut self, rebase: bool, window: &mut Window, cx: &mut Context<Self>) {
2801        if !self.can_push_and_pull(cx) {
2802            return;
2803        }
2804        let Some(repo) = self.active_repository.clone() else {
2805            return;
2806        };
2807        let Some(branch) = repo.read(cx).branch.as_ref() else {
2808            return;
2809        };
2810        telemetry::event!("Git Pulled");
2811        let branch = branch.clone();
2812        let remote = self.get_remote(false, false, window, cx);
2813        cx.spawn_in(window, async move |this, cx| {
2814            let remote = match remote.await {
2815                Ok(Some(remote)) => remote,
2816                Ok(None) => {
2817                    return Ok(());
2818                }
2819                Err(e) => {
2820                    log::error!("Failed to get current remote: {}", e);
2821                    this.update(cx, |this, cx| this.show_error_toast("pull", e, cx))
2822                        .ok();
2823                    return Ok(());
2824                }
2825            };
2826
2827            let askpass = this.update_in(cx, |this, window, cx| {
2828                this.askpass_delegate(format!("git pull {}", remote.name), window, cx)
2829            })?;
2830
2831            let branch_name = branch
2832                .upstream
2833                .is_none()
2834                .then(|| branch.name().to_owned().into());
2835
2836            let pull = repo.update(cx, |repo, cx| {
2837                repo.pull(branch_name, remote.name.clone(), rebase, askpass, cx)
2838            })?;
2839
2840            let remote_message = pull.await?;
2841
2842            let action = RemoteAction::Pull(remote);
2843            this.update(cx, |this, cx| match remote_message {
2844                Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
2845                Err(e) => {
2846                    log::error!("Error while pulling {:?}", e);
2847                    this.show_error_toast(action.name(), e, cx)
2848                }
2849            })
2850            .ok();
2851
2852            anyhow::Ok(())
2853        })
2854        .detach_and_log_err(cx);
2855    }
2856
2857    pub(crate) fn push(
2858        &mut self,
2859        force_push: bool,
2860        select_remote: bool,
2861        window: &mut Window,
2862        cx: &mut Context<Self>,
2863    ) {
2864        if !self.can_push_and_pull(cx) {
2865            return;
2866        }
2867        let Some(repo) = self.active_repository.clone() else {
2868            return;
2869        };
2870        let Some(branch) = repo.read(cx).branch.as_ref() else {
2871            return;
2872        };
2873        telemetry::event!("Git Pushed");
2874        let branch = branch.clone();
2875
2876        let options = if force_push {
2877            Some(PushOptions::Force)
2878        } else {
2879            match branch.upstream {
2880                Some(Upstream {
2881                    tracking: UpstreamTracking::Gone,
2882                    ..
2883                })
2884                | None => Some(PushOptions::SetUpstream),
2885                _ => None,
2886            }
2887        };
2888        let remote = self.get_remote(select_remote, true, window, cx);
2889
2890        cx.spawn_in(window, async move |this, cx| {
2891            let remote = match remote.await {
2892                Ok(Some(remote)) => remote,
2893                Ok(None) => {
2894                    return Ok(());
2895                }
2896                Err(e) => {
2897                    log::error!("Failed to get current remote: {}", e);
2898                    this.update(cx, |this, cx| this.show_error_toast("push", e, cx))
2899                        .ok();
2900                    return Ok(());
2901                }
2902            };
2903
2904            let askpass_delegate = this.update_in(cx, |this, window, cx| {
2905                this.askpass_delegate(format!("git push {}", remote.name), window, cx)
2906            })?;
2907
2908            let push = repo.update(cx, |repo, cx| {
2909                repo.push(
2910                    branch.name().to_owned().into(),
2911                    remote.name.clone(),
2912                    options,
2913                    askpass_delegate,
2914                    cx,
2915                )
2916            })?;
2917
2918            let remote_output = push.await?;
2919
2920            let action = RemoteAction::Push(branch.name().to_owned().into(), remote);
2921            this.update(cx, |this, cx| match remote_output {
2922                Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
2923                Err(e) => {
2924                    log::error!("Error while pushing {:?}", e);
2925                    this.show_error_toast(action.name(), e, cx)
2926                }
2927            })?;
2928
2929            anyhow::Ok(())
2930        })
2931        .detach_and_log_err(cx);
2932    }
2933
2934    fn askpass_delegate(
2935        &self,
2936        operation: impl Into<SharedString>,
2937        window: &mut Window,
2938        cx: &mut Context<Self>,
2939    ) -> AskPassDelegate {
2940        let this = cx.weak_entity();
2941        let operation = operation.into();
2942        let window = window.window_handle();
2943        AskPassDelegate::new(&mut cx.to_async(), move |prompt, tx, cx| {
2944            window
2945                .update(cx, |_, window, cx| {
2946                    this.update(cx, |this, cx| {
2947                        this.workspace.update(cx, |workspace, cx| {
2948                            workspace.toggle_modal(window, cx, |window, cx| {
2949                                AskPassModal::new(operation.clone(), prompt.into(), tx, window, cx)
2950                            });
2951                        })
2952                    })
2953                })
2954                .ok();
2955        })
2956    }
2957
2958    fn can_push_and_pull(&self, cx: &App) -> bool {
2959        !self.project.read(cx).is_via_collab()
2960    }
2961
2962    fn get_remote(
2963        &mut self,
2964        always_select: bool,
2965        is_push: bool,
2966        window: &mut Window,
2967        cx: &mut Context<Self>,
2968    ) -> impl Future<Output = anyhow::Result<Option<Remote>>> + use<> {
2969        let repo = self.active_repository.clone();
2970        let workspace = self.workspace.clone();
2971        let mut cx = window.to_async(cx);
2972
2973        async move {
2974            let repo = repo.context("No active repository")?;
2975            let current_remotes: Vec<Remote> = repo
2976                .update(&mut cx, |repo, _| {
2977                    let current_branch = if always_select {
2978                        None
2979                    } else {
2980                        let current_branch = repo.branch.as_ref().context("No active branch")?;
2981                        Some(current_branch.name().to_string())
2982                    };
2983                    anyhow::Ok(repo.get_remotes(current_branch, is_push))
2984                })??
2985                .await??;
2986
2987            let current_remotes: Vec<_> = current_remotes
2988                .into_iter()
2989                .map(|remotes| remotes.name)
2990                .collect();
2991            let selection = cx
2992                .update(|window, cx| {
2993                    picker_prompt::prompt(
2994                        "Pick which remote to push to",
2995                        current_remotes.clone(),
2996                        workspace,
2997                        window,
2998                        cx,
2999                    )
3000                })?
3001                .await;
3002
3003            Ok(selection.map(|selection| Remote {
3004                name: current_remotes[selection].clone(),
3005            }))
3006        }
3007    }
3008
3009    pub fn load_local_committer(&mut self, cx: &Context<Self>) {
3010        if self.local_committer_task.is_none() {
3011            self.local_committer_task = Some(cx.spawn(async move |this, cx| {
3012                let committer = get_git_committer(cx).await;
3013                this.update(cx, |this, cx| {
3014                    this.local_committer = Some(committer);
3015                    cx.notify()
3016                })
3017                .ok();
3018            }));
3019        }
3020    }
3021
3022    fn potential_co_authors(&self, cx: &App) -> Vec<(String, String)> {
3023        let mut new_co_authors = Vec::new();
3024        let project = self.project.read(cx);
3025
3026        let Some(room) = self
3027            .workspace
3028            .upgrade()
3029            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned())
3030        else {
3031            return Vec::default();
3032        };
3033
3034        let room = room.read(cx);
3035
3036        for (peer_id, collaborator) in project.collaborators() {
3037            if collaborator.is_host {
3038                continue;
3039            }
3040
3041            let Some(participant) = room.remote_participant_for_peer_id(*peer_id) else {
3042                continue;
3043            };
3044            if !participant.can_write() {
3045                continue;
3046            }
3047            if let Some(email) = &collaborator.committer_email {
3048                let name = collaborator
3049                    .committer_name
3050                    .clone()
3051                    .or_else(|| participant.user.name.clone())
3052                    .unwrap_or_else(|| participant.user.github_login.clone().to_string());
3053                new_co_authors.push((name.clone(), email.clone()))
3054            }
3055        }
3056        if !project.is_local()
3057            && !project.is_read_only(cx)
3058            && let Some(local_committer) = self.local_committer(room, cx)
3059        {
3060            new_co_authors.push(local_committer);
3061        }
3062        new_co_authors
3063    }
3064
3065    fn local_committer(&self, room: &call::Room, cx: &App) -> Option<(String, String)> {
3066        let user = room.local_participant_user(cx)?;
3067        let committer = self.local_committer.as_ref()?;
3068        let email = committer.email.clone()?;
3069        let name = committer
3070            .name
3071            .clone()
3072            .or_else(|| user.name.clone())
3073            .unwrap_or_else(|| user.github_login.clone().to_string());
3074        Some((name, email))
3075    }
3076
3077    fn toggle_fill_co_authors(
3078        &mut self,
3079        _: &ToggleFillCoAuthors,
3080        _: &mut Window,
3081        cx: &mut Context<Self>,
3082    ) {
3083        self.add_coauthors = !self.add_coauthors;
3084        cx.notify();
3085    }
3086
3087    fn toggle_sort_by_path(
3088        &mut self,
3089        _: &ToggleSortByPath,
3090        _: &mut Window,
3091        cx: &mut Context<Self>,
3092    ) {
3093        let current_setting = GitPanelSettings::get_global(cx).sort_by_path;
3094        if let Some(workspace) = self.workspace.upgrade() {
3095            let workspace = workspace.read(cx);
3096            let fs = workspace.app_state().fs.clone();
3097            cx.update_global::<SettingsStore, _>(|store, _cx| {
3098                store.update_settings_file(fs, move |settings, _cx| {
3099                    settings.git_panel.get_or_insert_default().sort_by_path =
3100                        Some(!current_setting);
3101                });
3102            });
3103        }
3104    }
3105
3106    fn toggle_tree_view(&mut self, _: &ToggleTreeView, _: &mut Window, cx: &mut Context<Self>) {
3107        let current_setting = GitPanelSettings::get_global(cx).tree_view;
3108        if let Some(workspace) = self.workspace.upgrade() {
3109            let workspace = workspace.read(cx);
3110            let fs = workspace.app_state().fs.clone();
3111            cx.update_global::<SettingsStore, _>(|store, _cx| {
3112                store.update_settings_file(fs, move |settings, _cx| {
3113                    settings.git_panel.get_or_insert_default().tree_view = Some(!current_setting);
3114                });
3115            })
3116        }
3117    }
3118
3119    fn toggle_directory(&mut self, key: &TreeKey, window: &mut Window, cx: &mut Context<Self>) {
3120        if let Some(state) = self.view_mode.tree_state_mut() {
3121            let expanded = state.expanded_dirs.entry(key.clone()).or_insert(true);
3122            *expanded = !*expanded;
3123            self.update_visible_entries(window, cx);
3124        } else {
3125            util::debug_panic!("Attempted to toggle directory in flat Git Panel state");
3126        }
3127    }
3128
3129    fn fill_co_authors(&mut self, message: &mut String, cx: &mut Context<Self>) {
3130        const CO_AUTHOR_PREFIX: &str = "Co-authored-by: ";
3131
3132        let existing_text = message.to_ascii_lowercase();
3133        let lowercase_co_author_prefix = CO_AUTHOR_PREFIX.to_lowercase();
3134        let mut ends_with_co_authors = false;
3135        let existing_co_authors = existing_text
3136            .lines()
3137            .filter_map(|line| {
3138                let line = line.trim();
3139                if line.starts_with(&lowercase_co_author_prefix) {
3140                    ends_with_co_authors = true;
3141                    Some(line)
3142                } else {
3143                    ends_with_co_authors = false;
3144                    None
3145                }
3146            })
3147            .collect::<HashSet<_>>();
3148
3149        let new_co_authors = self
3150            .potential_co_authors(cx)
3151            .into_iter()
3152            .filter(|(_, email)| {
3153                !existing_co_authors
3154                    .iter()
3155                    .any(|existing| existing.contains(email.as_str()))
3156            })
3157            .collect::<Vec<_>>();
3158
3159        if new_co_authors.is_empty() {
3160            return;
3161        }
3162
3163        if !ends_with_co_authors {
3164            message.push('\n');
3165        }
3166        for (name, email) in new_co_authors {
3167            message.push('\n');
3168            message.push_str(CO_AUTHOR_PREFIX);
3169            message.push_str(&name);
3170            message.push_str(" <");
3171            message.push_str(&email);
3172            message.push('>');
3173        }
3174        message.push('\n');
3175    }
3176
3177    fn schedule_update(&mut self, window: &mut Window, cx: &mut Context<Self>) {
3178        let handle = cx.entity().downgrade();
3179        self.reopen_commit_buffer(window, cx);
3180        self.update_visible_entries_task = cx.spawn_in(window, async move |_, cx| {
3181            cx.background_executor().timer(UPDATE_DEBOUNCE).await;
3182            if let Some(git_panel) = handle.upgrade() {
3183                git_panel
3184                    .update_in(cx, |git_panel, window, cx| {
3185                        git_panel.update_visible_entries(window, cx);
3186                    })
3187                    .ok();
3188            }
3189        });
3190    }
3191
3192    fn reopen_commit_buffer(&mut self, window: &mut Window, cx: &mut Context<Self>) {
3193        let Some(active_repo) = self.active_repository.as_ref() else {
3194            return;
3195        };
3196        let load_buffer = active_repo.update(cx, |active_repo, cx| {
3197            let project = self.project.read(cx);
3198            active_repo.open_commit_buffer(
3199                Some(project.languages().clone()),
3200                project.buffer_store().clone(),
3201                cx,
3202            )
3203        });
3204
3205        cx.spawn_in(window, async move |git_panel, cx| {
3206            let buffer = load_buffer.await?;
3207            git_panel.update_in(cx, |git_panel, window, cx| {
3208                if git_panel
3209                    .commit_editor
3210                    .read(cx)
3211                    .buffer()
3212                    .read(cx)
3213                    .as_singleton()
3214                    .as_ref()
3215                    != Some(&buffer)
3216                {
3217                    git_panel.commit_editor = cx.new(|cx| {
3218                        commit_message_editor(
3219                            buffer,
3220                            git_panel.suggest_commit_message(cx).map(SharedString::from),
3221                            git_panel.project.clone(),
3222                            true,
3223                            window,
3224                            cx,
3225                        )
3226                    });
3227                }
3228            })
3229        })
3230        .detach_and_log_err(cx);
3231    }
3232
3233    fn update_visible_entries(&mut self, window: &mut Window, cx: &mut Context<Self>) {
3234        let path_style = self.project.read(cx).path_style(cx);
3235        let bulk_staging = self.bulk_staging.take();
3236        let last_staged_path_prev_index = bulk_staging
3237            .as_ref()
3238            .and_then(|op| self.entry_by_path(&op.anchor));
3239
3240        self.entries.clear();
3241        self.entries_indices.clear();
3242        self.single_staged_entry.take();
3243        self.single_tracked_entry.take();
3244        self.conflicted_count = 0;
3245        self.conflicted_staged_count = 0;
3246        self.changes_count = 0;
3247        self.new_count = 0;
3248        self.tracked_count = 0;
3249        self.new_staged_count = 0;
3250        self.tracked_staged_count = 0;
3251        self.entry_count = 0;
3252        self.max_width_item_index = None;
3253
3254        let sort_by_path = GitPanelSettings::get_global(cx).sort_by_path;
3255        let is_tree_view = matches!(self.view_mode, GitPanelViewMode::Tree(_));
3256        let group_by_status = is_tree_view || !sort_by_path;
3257
3258        let mut changed_entries = Vec::new();
3259        let mut new_entries = Vec::new();
3260        let mut conflict_entries = Vec::new();
3261        let mut single_staged_entry = None;
3262        let mut staged_count = 0;
3263        let mut seen_directories = HashSet::default();
3264        let mut max_width_estimate = 0usize;
3265        let mut max_width_item_index = None;
3266
3267        let Some(repo) = self.active_repository.as_ref() else {
3268            // Just clear entries if no repository is active.
3269            cx.notify();
3270            return;
3271        };
3272
3273        let repo = repo.read(cx);
3274
3275        self.stash_entries = repo.cached_stash();
3276
3277        for entry in repo.cached_status() {
3278            self.changes_count += 1;
3279            let is_conflict = repo.had_conflict_on_last_merge_head_change(&entry.repo_path);
3280            let is_new = entry.status.is_created();
3281            let staging = entry.status.staging();
3282
3283            if let Some(pending) = repo.pending_ops_for_path(&entry.repo_path)
3284                && pending
3285                    .ops
3286                    .iter()
3287                    .any(|op| op.git_status == pending_op::GitStatus::Reverted && op.finished())
3288            {
3289                continue;
3290            }
3291
3292            let entry = GitStatusEntry {
3293                repo_path: entry.repo_path.clone(),
3294                status: entry.status,
3295                staging,
3296            };
3297
3298            if staging.has_staged() {
3299                staged_count += 1;
3300                single_staged_entry = Some(entry.clone());
3301            }
3302
3303            if group_by_status && is_conflict {
3304                conflict_entries.push(entry);
3305            } else if group_by_status && is_new {
3306                new_entries.push(entry);
3307            } else {
3308                changed_entries.push(entry);
3309            }
3310        }
3311
3312        if conflict_entries.is_empty() {
3313            if staged_count == 1
3314                && let Some(entry) = single_staged_entry.as_ref()
3315            {
3316                if let Some(ops) = repo.pending_ops_for_path(&entry.repo_path) {
3317                    if ops.staged() {
3318                        self.single_staged_entry = single_staged_entry;
3319                    }
3320                } else {
3321                    self.single_staged_entry = single_staged_entry;
3322                }
3323            } else if repo.pending_ops_summary().item_summary.staging_count == 1
3324                && let Some(ops) = repo.pending_ops().find(|ops| ops.staging())
3325            {
3326                self.single_staged_entry =
3327                    repo.status_for_path(&ops.repo_path)
3328                        .map(|status| GitStatusEntry {
3329                            repo_path: ops.repo_path.clone(),
3330                            status: status.status,
3331                            staging: StageStatus::Staged,
3332                        });
3333            }
3334        }
3335
3336        if conflict_entries.is_empty() && changed_entries.len() == 1 {
3337            self.single_tracked_entry = changed_entries.first().cloned();
3338        }
3339
3340        let mut push_entry =
3341            |this: &mut Self,
3342             entry: GitListEntry,
3343             is_visible: bool,
3344             logical_indices: Option<&mut Vec<usize>>| {
3345                if let Some(estimate) =
3346                    this.width_estimate_for_list_entry(is_tree_view, &entry, path_style)
3347                {
3348                    if estimate > max_width_estimate {
3349                        max_width_estimate = estimate;
3350                        max_width_item_index = Some(this.entries.len());
3351                    }
3352                }
3353
3354                if let Some(repo_path) = entry.status_entry().map(|status| status.repo_path.clone())
3355                {
3356                    this.entries_indices.insert(repo_path, this.entries.len());
3357                }
3358
3359                if let (Some(indices), true) = (logical_indices, is_visible) {
3360                    indices.push(this.entries.len());
3361                }
3362
3363                this.entries.push(entry);
3364            };
3365
3366        macro_rules! take_section_entries {
3367            () => {
3368                [
3369                    (Section::Conflict, std::mem::take(&mut conflict_entries)),
3370                    (Section::Tracked, std::mem::take(&mut changed_entries)),
3371                    (Section::New, std::mem::take(&mut new_entries)),
3372                ]
3373            };
3374        }
3375
3376        match &mut self.view_mode {
3377            GitPanelViewMode::Tree(tree_state) => {
3378                tree_state.logical_indices.clear();
3379                tree_state.directory_descendants.clear();
3380
3381                // This is just to get around the borrow checker
3382                // because push_entry mutably borrows self
3383                let mut tree_state = std::mem::take(tree_state);
3384
3385                for (section, entries) in take_section_entries!() {
3386                    if entries.is_empty() {
3387                        continue;
3388                    }
3389
3390                    push_entry(
3391                        self,
3392                        GitListEntry::Header(GitHeaderEntry { header: section }),
3393                        true,
3394                        Some(&mut tree_state.logical_indices),
3395                    );
3396
3397                    for (entry, is_visible) in tree_state.build_tree_entries(
3398                        section,
3399                        entries,
3400                        &repo,
3401                        &mut seen_directories,
3402                        &self.optimistic_staging,
3403                    ) {
3404                        push_entry(
3405                            self,
3406                            entry,
3407                            is_visible,
3408                            Some(&mut tree_state.logical_indices),
3409                        );
3410                    }
3411                }
3412
3413                tree_state
3414                    .expanded_dirs
3415                    .retain(|key, _| seen_directories.contains(key));
3416                self.view_mode = GitPanelViewMode::Tree(tree_state);
3417            }
3418            GitPanelViewMode::Flat => {
3419                for (section, entries) in take_section_entries!() {
3420                    if entries.is_empty() {
3421                        continue;
3422                    }
3423
3424                    if section != Section::Tracked || !sort_by_path {
3425                        push_entry(
3426                            self,
3427                            GitListEntry::Header(GitHeaderEntry { header: section }),
3428                            true,
3429                            None,
3430                        );
3431                    }
3432
3433                    for entry in entries {
3434                        push_entry(self, GitListEntry::Status(entry), true, None);
3435                    }
3436                }
3437            }
3438        }
3439
3440        self.max_width_item_index = max_width_item_index;
3441
3442        self.update_counts(repo);
3443        let visible_paths: HashSet<RepoPath> = self
3444            .entries
3445            .iter()
3446            .filter_map(|entry| entry.status_entry().map(|e| e.repo_path.clone()))
3447            .collect();
3448        self.optimistic_staging
3449            .retain(|path, _| visible_paths.contains(path));
3450
3451        let bulk_staging_anchor_new_index = bulk_staging
3452            .as_ref()
3453            .filter(|op| op.repo_id == repo.id)
3454            .and_then(|op| self.entry_by_path(&op.anchor));
3455        if bulk_staging_anchor_new_index == last_staged_path_prev_index
3456            && let Some(index) = bulk_staging_anchor_new_index
3457            && let Some(entry) = self.entries.get(index)
3458            && let Some(entry) = entry.status_entry()
3459            && self.is_entry_staged(entry, &repo)
3460        {
3461            self.bulk_staging = bulk_staging;
3462        }
3463
3464        self.select_first_entry_if_none(cx);
3465
3466        let suggested_commit_message = self.suggest_commit_message(cx);
3467        let placeholder_text = suggested_commit_message.unwrap_or("Enter commit message".into());
3468
3469        self.commit_editor.update(cx, |editor, cx| {
3470            editor.set_placeholder_text(&placeholder_text, window, cx)
3471        });
3472
3473        cx.notify();
3474    }
3475
3476    fn header_state(&self, header_type: Section) -> ToggleState {
3477        let (staged_count, count) = match header_type {
3478            Section::New => (self.new_staged_count, self.new_count),
3479            Section::Tracked => (self.tracked_staged_count, self.tracked_count),
3480            Section::Conflict => (self.conflicted_staged_count, self.conflicted_count),
3481        };
3482        if staged_count == 0 {
3483            ToggleState::Unselected
3484        } else if count == staged_count {
3485            ToggleState::Selected
3486        } else {
3487            ToggleState::Indeterminate
3488        }
3489    }
3490
3491    fn update_counts(&mut self, repo: &Repository) {
3492        self.show_placeholders = false;
3493        self.conflicted_count = 0;
3494        self.conflicted_staged_count = 0;
3495        self.new_count = 0;
3496        self.tracked_count = 0;
3497        self.new_staged_count = 0;
3498        self.tracked_staged_count = 0;
3499        self.entry_count = 0;
3500
3501        for status_entry in self.entries.iter().filter_map(|entry| entry.status_entry()) {
3502            self.entry_count += 1;
3503            let is_staging_or_staged = self.is_entry_staged(status_entry, repo);
3504
3505            if repo.had_conflict_on_last_merge_head_change(&status_entry.repo_path) {
3506                self.conflicted_count += 1;
3507                if is_staging_or_staged {
3508                    self.conflicted_staged_count += 1;
3509                }
3510            } else if status_entry.status.is_created() {
3511                self.new_count += 1;
3512                if is_staging_or_staged {
3513                    self.new_staged_count += 1;
3514                }
3515            } else {
3516                self.tracked_count += 1;
3517                if is_staging_or_staged {
3518                    self.tracked_staged_count += 1;
3519                }
3520            }
3521        }
3522    }
3523
3524    pub(crate) fn has_staged_changes(&self) -> bool {
3525        self.tracked_staged_count > 0
3526            || self.new_staged_count > 0
3527            || self.conflicted_staged_count > 0
3528    }
3529
3530    pub(crate) fn has_unstaged_changes(&self) -> bool {
3531        self.tracked_count > self.tracked_staged_count
3532            || self.new_count > self.new_staged_count
3533            || self.conflicted_count > self.conflicted_staged_count
3534    }
3535
3536    fn has_tracked_changes(&self) -> bool {
3537        self.tracked_count > 0
3538    }
3539
3540    pub fn has_unstaged_conflicts(&self) -> bool {
3541        self.conflicted_count > 0 && self.conflicted_count != self.conflicted_staged_count
3542    }
3543
3544    fn show_error_toast(&self, action: impl Into<SharedString>, e: anyhow::Error, cx: &mut App) {
3545        let Some(workspace) = self.workspace.upgrade() else {
3546            return;
3547        };
3548        show_error_toast(workspace, action, e, cx)
3549    }
3550
3551    fn show_commit_message_error<E>(weak_this: &WeakEntity<Self>, err: &E, cx: &mut AsyncApp)
3552    where
3553        E: std::fmt::Debug + std::fmt::Display,
3554    {
3555        if let Ok(Some(workspace)) = weak_this.update(cx, |this, _cx| this.workspace.upgrade()) {
3556            let _ = workspace.update(cx, |workspace, cx| {
3557                struct CommitMessageError;
3558                let notification_id = NotificationId::unique::<CommitMessageError>();
3559                workspace.show_notification(notification_id, cx, |cx| {
3560                    cx.new(|cx| {
3561                        ErrorMessagePrompt::new(
3562                            format!("Failed to generate commit message: {err}"),
3563                            cx,
3564                        )
3565                    })
3566                });
3567            });
3568        }
3569    }
3570
3571    fn show_remote_output(&self, action: RemoteAction, info: RemoteCommandOutput, cx: &mut App) {
3572        let Some(workspace) = self.workspace.upgrade() else {
3573            return;
3574        };
3575
3576        workspace.update(cx, |workspace, cx| {
3577            let SuccessMessage { message, style } = remote_output::format_output(&action, info);
3578            let workspace_weak = cx.weak_entity();
3579            let operation = action.name();
3580
3581            let status_toast = StatusToast::new(message, cx, move |this, _cx| {
3582                use remote_output::SuccessStyle::*;
3583                match style {
3584                    Toast => this.icon(ToastIcon::new(IconName::GitBranchAlt).color(Color::Muted)),
3585                    ToastWithLog { output } => this
3586                        .icon(ToastIcon::new(IconName::GitBranchAlt).color(Color::Muted))
3587                        .action("View Log", move |window, cx| {
3588                            let output = output.clone();
3589                            let output =
3590                                format!("stdout:\n{}\nstderr:\n{}", output.stdout, output.stderr);
3591                            workspace_weak
3592                                .update(cx, move |workspace, cx| {
3593                                    open_output(operation, workspace, &output, window, cx)
3594                                })
3595                                .ok();
3596                        }),
3597                    PushPrLink { text, link } => this
3598                        .icon(ToastIcon::new(IconName::GitBranchAlt).color(Color::Muted))
3599                        .action(text, move |_, cx| cx.open_url(&link)),
3600                }
3601                .dismiss_button(true)
3602            });
3603            workspace.toggle_status_toast(status_toast, cx)
3604        });
3605    }
3606
3607    pub fn can_commit(&self) -> bool {
3608        (self.has_staged_changes() || self.has_tracked_changes()) && !self.has_unstaged_conflicts()
3609    }
3610
3611    pub fn can_stage_all(&self) -> bool {
3612        self.has_unstaged_changes()
3613    }
3614
3615    pub fn can_unstage_all(&self) -> bool {
3616        self.has_staged_changes()
3617    }
3618
3619    fn status_width_estimate(
3620        tree_view: bool,
3621        entry: &GitStatusEntry,
3622        path_style: PathStyle,
3623        depth: usize,
3624    ) -> usize {
3625        if tree_view {
3626            Self::item_width_estimate(0, entry.display_name(path_style).len(), depth)
3627        } else {
3628            Self::item_width_estimate(
3629                entry.parent_dir(path_style).map(|s| s.len()).unwrap_or(0),
3630                entry.display_name(path_style).len(),
3631                0,
3632            )
3633        }
3634    }
3635
3636    fn width_estimate_for_list_entry(
3637        &self,
3638        tree_view: bool,
3639        entry: &GitListEntry,
3640        path_style: PathStyle,
3641    ) -> Option<usize> {
3642        match entry {
3643            GitListEntry::Status(status) => Some(Self::status_width_estimate(
3644                tree_view, status, path_style, 0,
3645            )),
3646            GitListEntry::TreeStatus(status) => Some(Self::status_width_estimate(
3647                tree_view,
3648                &status.entry,
3649                path_style,
3650                status.depth,
3651            )),
3652            GitListEntry::Directory(dir) => {
3653                Some(Self::item_width_estimate(0, dir.name.len(), dir.depth))
3654            }
3655            GitListEntry::Header(_) => None,
3656        }
3657    }
3658
3659    fn item_width_estimate(path: usize, file_name: usize, depth: usize) -> usize {
3660        path + file_name + depth * 2
3661    }
3662
3663    fn render_overflow_menu(&self, id: impl Into<ElementId>) -> impl IntoElement {
3664        let focus_handle = self.focus_handle.clone();
3665        let has_tracked_changes = self.has_tracked_changes();
3666        let has_staged_changes = self.has_staged_changes();
3667        let has_unstaged_changes = self.has_unstaged_changes();
3668        let has_new_changes = self.new_count > 0;
3669        let has_stash_items = self.stash_entries.entries.len() > 0;
3670
3671        PopoverMenu::new(id.into())
3672            .trigger(
3673                IconButton::new("overflow-menu-trigger", IconName::Ellipsis)
3674                    .icon_size(IconSize::Small)
3675                    .icon_color(Color::Muted),
3676            )
3677            .menu(move |window, cx| {
3678                Some(git_panel_context_menu(
3679                    focus_handle.clone(),
3680                    GitMenuState {
3681                        has_tracked_changes,
3682                        has_staged_changes,
3683                        has_unstaged_changes,
3684                        has_new_changes,
3685                        sort_by_path: GitPanelSettings::get_global(cx).sort_by_path,
3686                        has_stash_items,
3687                        tree_view: GitPanelSettings::get_global(cx).tree_view,
3688                    },
3689                    window,
3690                    cx,
3691                ))
3692            })
3693            .anchor(Corner::TopRight)
3694    }
3695
3696    pub(crate) fn render_generate_commit_message_button(
3697        &self,
3698        cx: &Context<Self>,
3699    ) -> Option<AnyElement> {
3700        if !agent_settings::AgentSettings::get_global(cx).enabled(cx)
3701            || LanguageModelRegistry::read_global(cx)
3702                .commit_message_model()
3703                .is_none()
3704        {
3705            return None;
3706        }
3707
3708        if self.generate_commit_message_task.is_some() {
3709            return Some(
3710                h_flex()
3711                    .gap_1()
3712                    .child(
3713                        Icon::new(IconName::ArrowCircle)
3714                            .size(IconSize::XSmall)
3715                            .color(Color::Info)
3716                            .with_rotate_animation(2),
3717                    )
3718                    .child(
3719                        Label::new("Generating Commit...")
3720                            .size(LabelSize::Small)
3721                            .color(Color::Muted),
3722                    )
3723                    .into_any_element(),
3724            );
3725        }
3726
3727        let can_commit = self.can_commit();
3728        let editor_focus_handle = self.commit_editor.focus_handle(cx);
3729        Some(
3730            IconButton::new("generate-commit-message", IconName::AiEdit)
3731                .shape(ui::IconButtonShape::Square)
3732                .icon_color(Color::Muted)
3733                .tooltip(move |_window, cx| {
3734                    if can_commit {
3735                        Tooltip::for_action_in(
3736                            "Generate Commit Message",
3737                            &git::GenerateCommitMessage,
3738                            &editor_focus_handle,
3739                            cx,
3740                        )
3741                    } else {
3742                        Tooltip::simple("No changes to commit", cx)
3743                    }
3744                })
3745                .disabled(!can_commit)
3746                .on_click(cx.listener(move |this, _event, _window, cx| {
3747                    this.generate_commit_message(cx);
3748                }))
3749                .into_any_element(),
3750        )
3751    }
3752
3753    pub(crate) fn render_co_authors(&self, cx: &Context<Self>) -> Option<AnyElement> {
3754        let potential_co_authors = self.potential_co_authors(cx);
3755
3756        let (tooltip_label, icon) = if self.add_coauthors {
3757            ("Remove co-authored-by", IconName::Person)
3758        } else {
3759            ("Add co-authored-by", IconName::UserCheck)
3760        };
3761
3762        if potential_co_authors.is_empty() {
3763            None
3764        } else {
3765            Some(
3766                IconButton::new("co-authors", icon)
3767                    .shape(ui::IconButtonShape::Square)
3768                    .icon_color(Color::Disabled)
3769                    .selected_icon_color(Color::Selected)
3770                    .toggle_state(self.add_coauthors)
3771                    .tooltip(move |_, cx| {
3772                        let title = format!(
3773                            "{}:{}{}",
3774                            tooltip_label,
3775                            if potential_co_authors.len() == 1 {
3776                                ""
3777                            } else {
3778                                "\n"
3779                            },
3780                            potential_co_authors
3781                                .iter()
3782                                .map(|(name, email)| format!(" {} <{}>", name, email))
3783                                .join("\n")
3784                        );
3785                        Tooltip::simple(title, cx)
3786                    })
3787                    .on_click(cx.listener(|this, _, _, cx| {
3788                        this.add_coauthors = !this.add_coauthors;
3789                        cx.notify();
3790                    }))
3791                    .into_any_element(),
3792            )
3793        }
3794    }
3795
3796    fn render_git_commit_menu(
3797        &self,
3798        id: impl Into<ElementId>,
3799        keybinding_target: Option<FocusHandle>,
3800        cx: &mut Context<Self>,
3801    ) -> impl IntoElement {
3802        PopoverMenu::new(id.into())
3803            .trigger(
3804                ui::ButtonLike::new_rounded_right("commit-split-button-right")
3805                    .layer(ui::ElevationIndex::ModalSurface)
3806                    .size(ButtonSize::None)
3807                    .child(
3808                        h_flex()
3809                            .px_1()
3810                            .h_full()
3811                            .justify_center()
3812                            .border_l_1()
3813                            .border_color(cx.theme().colors().border)
3814                            .child(Icon::new(IconName::ChevronDown).size(IconSize::XSmall)),
3815                    ),
3816            )
3817            .menu({
3818                let git_panel = cx.entity();
3819                let has_previous_commit = self.head_commit(cx).is_some();
3820                let amend = self.amend_pending();
3821                let signoff = self.signoff_enabled;
3822
3823                move |window, cx| {
3824                    Some(ContextMenu::build(window, cx, |context_menu, _, _| {
3825                        context_menu
3826                            .when_some(keybinding_target.clone(), |el, keybinding_target| {
3827                                el.context(keybinding_target)
3828                            })
3829                            .when(has_previous_commit, |this| {
3830                                this.toggleable_entry(
3831                                    "Amend",
3832                                    amend,
3833                                    IconPosition::Start,
3834                                    Some(Box::new(Amend)),
3835                                    {
3836                                        let git_panel = git_panel.downgrade();
3837                                        move |_, cx| {
3838                                            git_panel
3839                                                .update(cx, |git_panel, cx| {
3840                                                    git_panel.toggle_amend_pending(cx);
3841                                                })
3842                                                .ok();
3843                                        }
3844                                    },
3845                                )
3846                            })
3847                            .toggleable_entry(
3848                                "Signoff",
3849                                signoff,
3850                                IconPosition::Start,
3851                                Some(Box::new(Signoff)),
3852                                move |window, cx| window.dispatch_action(Box::new(Signoff), cx),
3853                            )
3854                    }))
3855                }
3856            })
3857            .anchor(Corner::TopRight)
3858    }
3859
3860    pub fn configure_commit_button(&self, cx: &mut Context<Self>) -> (bool, &'static str) {
3861        if self.has_unstaged_conflicts() {
3862            (false, "You must resolve conflicts before committing")
3863        } else if !self.has_staged_changes() && !self.has_tracked_changes() && !self.amend_pending {
3864            (false, "No changes to commit")
3865        } else if self.pending_commit.is_some() {
3866            (false, "Commit in progress")
3867        } else if !self.has_commit_message(cx) {
3868            (false, "No commit message")
3869        } else if !self.has_write_access(cx) {
3870            (false, "You do not have write access to this project")
3871        } else {
3872            (true, self.commit_button_title())
3873        }
3874    }
3875
3876    pub fn commit_button_title(&self) -> &'static str {
3877        if self.amend_pending {
3878            if self.has_staged_changes() {
3879                "Amend"
3880            } else if self.has_tracked_changes() {
3881                "Amend Tracked"
3882            } else {
3883                "Amend"
3884            }
3885        } else if self.has_staged_changes() {
3886            "Commit"
3887        } else {
3888            "Commit Tracked"
3889        }
3890    }
3891
3892    fn expand_commit_editor(
3893        &mut self,
3894        _: &git::ExpandCommitEditor,
3895        window: &mut Window,
3896        cx: &mut Context<Self>,
3897    ) {
3898        let workspace = self.workspace.clone();
3899        window.defer(cx, move |window, cx| {
3900            workspace
3901                .update(cx, |workspace, cx| {
3902                    CommitModal::toggle(workspace, None, window, cx)
3903                })
3904                .ok();
3905        })
3906    }
3907
3908    fn render_panel_header(
3909        &self,
3910        window: &mut Window,
3911        cx: &mut Context<Self>,
3912    ) -> Option<impl IntoElement> {
3913        self.active_repository.as_ref()?;
3914
3915        let (text, action, stage, tooltip) =
3916            if self.total_staged_count() == self.entry_count && self.entry_count > 0 {
3917                ("Unstage All", UnstageAll.boxed_clone(), false, "git reset")
3918            } else {
3919                ("Stage All", StageAll.boxed_clone(), true, "git add --all")
3920            };
3921
3922        let change_string = match self.changes_count {
3923            0 => "No Changes".to_string(),
3924            1 => "1 Change".to_string(),
3925            count => format!("{} Changes", count),
3926        };
3927
3928        Some(
3929            self.panel_header_container(window, cx)
3930                .px_2()
3931                .justify_between()
3932                .child(
3933                    panel_button(change_string)
3934                        .color(Color::Muted)
3935                        .tooltip(Tooltip::for_action_title_in(
3936                            "Open Diff",
3937                            &Diff,
3938                            &self.focus_handle,
3939                        ))
3940                        .on_click(|_, _, cx| {
3941                            cx.defer(|cx| {
3942                                cx.dispatch_action(&Diff);
3943                            })
3944                        }),
3945                )
3946                .child(
3947                    h_flex()
3948                        .gap_1()
3949                        .child(self.render_overflow_menu("overflow_menu"))
3950                        .child(
3951                            panel_filled_button(text)
3952                                .tooltip(Tooltip::for_action_title_in(
3953                                    tooltip,
3954                                    action.as_ref(),
3955                                    &self.focus_handle,
3956                                ))
3957                                .disabled(self.entry_count == 0)
3958                                .on_click({
3959                                    let git_panel = cx.weak_entity();
3960                                    move |_, _, cx| {
3961                                        git_panel
3962                                            .update(cx, |git_panel, cx| {
3963                                                git_panel.change_all_files_stage(stage, cx);
3964                                            })
3965                                            .ok();
3966                                    }
3967                                }),
3968                        ),
3969                ),
3970        )
3971    }
3972
3973    pub(crate) fn render_remote_button(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
3974        let branch = self.active_repository.as_ref()?.read(cx).branch.clone();
3975        if !self.can_push_and_pull(cx) {
3976            return None;
3977        }
3978        Some(
3979            h_flex()
3980                .gap_1()
3981                .flex_shrink_0()
3982                .when_some(branch, |this, branch| {
3983                    let focus_handle = Some(self.focus_handle(cx));
3984
3985                    this.children(render_remote_button(
3986                        "remote-button",
3987                        &branch,
3988                        focus_handle,
3989                        true,
3990                    ))
3991                })
3992                .into_any_element(),
3993        )
3994    }
3995
3996    pub fn render_footer(
3997        &self,
3998        window: &mut Window,
3999        cx: &mut Context<Self>,
4000    ) -> Option<impl IntoElement> {
4001        let active_repository = self.active_repository.clone()?;
4002        let panel_editor_style = panel_editor_style(true, window, cx);
4003        let enable_coauthors = self.render_co_authors(cx);
4004
4005        let editor_focus_handle = self.commit_editor.focus_handle(cx);
4006        let expand_tooltip_focus_handle = editor_focus_handle;
4007
4008        let branch = active_repository.read(cx).branch.clone();
4009        let head_commit = active_repository.read(cx).head_commit.clone();
4010
4011        let footer_size = px(32.);
4012        let gap = px(9.0);
4013        let max_height = panel_editor_style
4014            .text
4015            .line_height_in_pixels(window.rem_size())
4016            * MAX_PANEL_EDITOR_LINES
4017            + gap;
4018
4019        let git_panel = cx.entity();
4020        let display_name = SharedString::from(Arc::from(
4021            active_repository
4022                .read(cx)
4023                .display_name()
4024                .trim_end_matches("/"),
4025        ));
4026        let editor_is_long = self.commit_editor.update(cx, |editor, cx| {
4027            editor.max_point(cx).row().0 >= MAX_PANEL_EDITOR_LINES as u32
4028        });
4029
4030        let footer = v_flex()
4031            .child(PanelRepoFooter::new(
4032                display_name,
4033                branch,
4034                head_commit,
4035                Some(git_panel),
4036            ))
4037            .child(
4038                panel_editor_container(window, cx)
4039                    .id("commit-editor-container")
4040                    .relative()
4041                    .w_full()
4042                    .h(max_height + footer_size)
4043                    .border_t_1()
4044                    .border_color(cx.theme().colors().border)
4045                    .cursor_text()
4046                    .on_click(cx.listener(move |this, _: &ClickEvent, window, cx| {
4047                        window.focus(&this.commit_editor.focus_handle(cx));
4048                    }))
4049                    .child(
4050                        h_flex()
4051                            .id("commit-footer")
4052                            .border_t_1()
4053                            .when(editor_is_long, |el| {
4054                                el.border_color(cx.theme().colors().border_variant)
4055                            })
4056                            .absolute()
4057                            .bottom_0()
4058                            .left_0()
4059                            .w_full()
4060                            .px_2()
4061                            .h(footer_size)
4062                            .flex_none()
4063                            .justify_between()
4064                            .child(
4065                                self.render_generate_commit_message_button(cx)
4066                                    .unwrap_or_else(|| div().into_any_element()),
4067                            )
4068                            .child(
4069                                h_flex()
4070                                    .gap_0p5()
4071                                    .children(enable_coauthors)
4072                                    .child(self.render_commit_button(cx)),
4073                            ),
4074                    )
4075                    .child(
4076                        div()
4077                            .pr_2p5()
4078                            .on_action(|&editor::actions::MoveUp, _, cx| {
4079                                cx.stop_propagation();
4080                            })
4081                            .on_action(|&editor::actions::MoveDown, _, cx| {
4082                                cx.stop_propagation();
4083                            })
4084                            .child(EditorElement::new(&self.commit_editor, panel_editor_style)),
4085                    )
4086                    .child(
4087                        h_flex()
4088                            .absolute()
4089                            .top_2()
4090                            .right_2()
4091                            .opacity(0.5)
4092                            .hover(|this| this.opacity(1.0))
4093                            .child(
4094                                panel_icon_button("expand-commit-editor", IconName::Maximize)
4095                                    .icon_size(IconSize::Small)
4096                                    .size(ui::ButtonSize::Default)
4097                                    .tooltip(move |_window, cx| {
4098                                        Tooltip::for_action_in(
4099                                            "Open Commit Modal",
4100                                            &git::ExpandCommitEditor,
4101                                            &expand_tooltip_focus_handle,
4102                                            cx,
4103                                        )
4104                                    })
4105                                    .on_click(cx.listener({
4106                                        move |_, _, window, cx| {
4107                                            window.dispatch_action(
4108                                                git::ExpandCommitEditor.boxed_clone(),
4109                                                cx,
4110                                            )
4111                                        }
4112                                    })),
4113                            ),
4114                    ),
4115            );
4116
4117        Some(footer)
4118    }
4119
4120    fn render_commit_button(&self, cx: &mut Context<Self>) -> impl IntoElement {
4121        let (can_commit, tooltip) = self.configure_commit_button(cx);
4122        let title = self.commit_button_title();
4123        let commit_tooltip_focus_handle = self.commit_editor.focus_handle(cx);
4124        let amend = self.amend_pending();
4125        let signoff = self.signoff_enabled;
4126
4127        let label_color = if self.pending_commit.is_some() {
4128            Color::Disabled
4129        } else {
4130            Color::Default
4131        };
4132
4133        div()
4134            .id("commit-wrapper")
4135            .on_hover(cx.listener(move |this, hovered, _, cx| {
4136                this.show_placeholders =
4137                    *hovered && !this.has_staged_changes() && !this.has_unstaged_conflicts();
4138                cx.notify()
4139            }))
4140            .child(SplitButton::new(
4141                ButtonLike::new_rounded_left(ElementId::Name(
4142                    format!("split-button-left-{}", title).into(),
4143                ))
4144                .layer(ElevationIndex::ModalSurface)
4145                .size(ButtonSize::Compact)
4146                .child(
4147                    Label::new(title)
4148                        .size(LabelSize::Small)
4149                        .color(label_color)
4150                        .mr_0p5(),
4151                )
4152                .on_click({
4153                    let git_panel = cx.weak_entity();
4154                    move |_, window, cx| {
4155                        telemetry::event!("Git Committed", source = "Git Panel");
4156                        git_panel
4157                            .update(cx, |git_panel, cx| {
4158                                git_panel.commit_changes(
4159                                    CommitOptions { amend, signoff },
4160                                    window,
4161                                    cx,
4162                                );
4163                            })
4164                            .ok();
4165                    }
4166                })
4167                .disabled(!can_commit || self.modal_open)
4168                .tooltip({
4169                    let handle = commit_tooltip_focus_handle.clone();
4170                    move |_window, cx| {
4171                        if can_commit {
4172                            Tooltip::with_meta_in(
4173                                tooltip,
4174                                Some(if amend { &git::Amend } else { &git::Commit }),
4175                                format!(
4176                                    "git commit{}{}",
4177                                    if amend { " --amend" } else { "" },
4178                                    if signoff { " --signoff" } else { "" }
4179                                ),
4180                                &handle.clone(),
4181                                cx,
4182                            )
4183                        } else {
4184                            Tooltip::simple(tooltip, cx)
4185                        }
4186                    }
4187                }),
4188                self.render_git_commit_menu(
4189                    ElementId::Name(format!("split-button-right-{}", title).into()),
4190                    Some(commit_tooltip_focus_handle),
4191                    cx,
4192                )
4193                .into_any_element(),
4194            ))
4195    }
4196
4197    fn render_pending_amend(&self, cx: &mut Context<Self>) -> impl IntoElement {
4198        h_flex()
4199            .py_1p5()
4200            .px_2()
4201            .gap_1p5()
4202            .justify_between()
4203            .border_t_1()
4204            .border_color(cx.theme().colors().border.opacity(0.8))
4205            .child(
4206                div()
4207                    .flex_grow()
4208                    .overflow_hidden()
4209                    .max_w(relative(0.85))
4210                    .child(
4211                        Label::new("This will update your most recent commit.")
4212                            .size(LabelSize::Small)
4213                            .truncate(),
4214                    ),
4215            )
4216            .child(
4217                panel_button("Cancel")
4218                    .size(ButtonSize::Default)
4219                    .on_click(cx.listener(|this, _, _, cx| this.set_amend_pending(false, cx))),
4220            )
4221    }
4222
4223    fn render_previous_commit(&self, cx: &mut Context<Self>) -> Option<impl IntoElement> {
4224        let active_repository = self.active_repository.as_ref()?;
4225        let branch = active_repository.read(cx).branch.as_ref()?;
4226        let commit = branch.most_recent_commit.as_ref()?.clone();
4227        let workspace = self.workspace.clone();
4228        let this = cx.entity();
4229
4230        Some(
4231            h_flex()
4232                .py_1p5()
4233                .px_2()
4234                .gap_1p5()
4235                .justify_between()
4236                .border_t_1()
4237                .border_color(cx.theme().colors().border.opacity(0.8))
4238                .child(
4239                    div()
4240                        .cursor_pointer()
4241                        .overflow_hidden()
4242                        .line_clamp(1)
4243                        .child(
4244                            Label::new(commit.subject.clone())
4245                                .size(LabelSize::Small)
4246                                .truncate(),
4247                        )
4248                        .id("commit-msg-hover")
4249                        .on_click({
4250                            let commit = commit.clone();
4251                            let repo = active_repository.downgrade();
4252                            move |_, window, cx| {
4253                                CommitView::open(
4254                                    commit.sha.to_string(),
4255                                    repo.clone(),
4256                                    workspace.clone(),
4257                                    None,
4258                                    None,
4259                                    window,
4260                                    cx,
4261                                );
4262                            }
4263                        })
4264                        .hoverable_tooltip({
4265                            let repo = active_repository.clone();
4266                            move |window, cx| {
4267                                GitPanelMessageTooltip::new(
4268                                    this.clone(),
4269                                    commit.sha.clone(),
4270                                    repo.clone(),
4271                                    window,
4272                                    cx,
4273                                )
4274                                .into()
4275                            }
4276                        }),
4277                )
4278                .when(commit.has_parent, |this| {
4279                    let has_unstaged = self.has_unstaged_changes();
4280                    this.child(
4281                        panel_icon_button("undo", IconName::Undo)
4282                            .icon_size(IconSize::XSmall)
4283                            .icon_color(Color::Muted)
4284                            .tooltip(move |_window, cx| {
4285                                Tooltip::with_meta(
4286                                    "Uncommit",
4287                                    Some(&git::Uncommit),
4288                                    if has_unstaged {
4289                                        "git reset HEAD^ --soft"
4290                                    } else {
4291                                        "git reset HEAD^"
4292                                    },
4293                                    cx,
4294                                )
4295                            })
4296                            .on_click(cx.listener(|this, _, window, cx| this.uncommit(window, cx))),
4297                    )
4298                }),
4299        )
4300    }
4301
4302    fn render_empty_state(&self, cx: &mut Context<Self>) -> impl IntoElement {
4303        h_flex().h_full().flex_grow().justify_center().child(
4304            v_flex()
4305                .gap_2()
4306                .child(h_flex().w_full().justify_around().child(
4307                    if self.active_repository.is_some() {
4308                        "No changes to commit"
4309                    } else {
4310                        "No Git repositories"
4311                    },
4312                ))
4313                .children({
4314                    let worktree_count = self.project.read(cx).visible_worktrees(cx).count();
4315                    (worktree_count > 0 && self.active_repository.is_none()).then(|| {
4316                        h_flex().w_full().justify_around().child(
4317                            panel_filled_button("Initialize Repository")
4318                                .tooltip(Tooltip::for_action_title_in(
4319                                    "git init",
4320                                    &git::Init,
4321                                    &self.focus_handle,
4322                                ))
4323                                .on_click(move |_, _, cx| {
4324                                    cx.defer(move |cx| {
4325                                        cx.dispatch_action(&git::Init);
4326                                    })
4327                                }),
4328                        )
4329                    })
4330                })
4331                .text_ui_sm(cx)
4332                .mx_auto()
4333                .text_color(Color::Placeholder.color(cx)),
4334        )
4335    }
4336
4337    fn render_buffer_header_controls(
4338        &self,
4339        entity: &Entity<Self>,
4340        file: &Arc<dyn File>,
4341        _: &Window,
4342        cx: &App,
4343    ) -> Option<AnyElement> {
4344        let repo = self.active_repository.as_ref()?.read(cx);
4345        let project_path = (file.worktree_id(cx), file.path().clone()).into();
4346        let repo_path = repo.project_path_to_repo_path(&project_path, cx)?;
4347        let ix = self.entry_by_path(&repo_path)?;
4348        let entry = self.entries.get(ix)?;
4349
4350        let is_staging_or_staged = repo
4351            .pending_ops_for_path(&repo_path)
4352            .map(|ops| ops.staging() || ops.staged())
4353            .or_else(|| {
4354                repo.status_for_path(&repo_path)
4355                    .and_then(|status| status.status.staging().as_bool())
4356            })
4357            .or_else(|| {
4358                entry
4359                    .status_entry()
4360                    .and_then(|entry| entry.staging.as_bool())
4361            });
4362
4363        let checkbox = Checkbox::new("stage-file", is_staging_or_staged.into())
4364            .disabled(!self.has_write_access(cx))
4365            .fill()
4366            .elevation(ElevationIndex::Surface)
4367            .on_click({
4368                let entry = entry.clone();
4369                let git_panel = entity.downgrade();
4370                move |_, window, cx| {
4371                    git_panel
4372                        .update(cx, |this, cx| {
4373                            this.toggle_staged_for_entry(&entry, window, cx);
4374                            cx.stop_propagation();
4375                        })
4376                        .ok();
4377                }
4378            });
4379        Some(
4380            h_flex()
4381                .id("start-slot")
4382                .text_lg()
4383                .child(checkbox)
4384                .on_mouse_down(MouseButton::Left, |_, _, cx| {
4385                    // prevent the list item active state triggering when toggling checkbox
4386                    cx.stop_propagation();
4387                })
4388                .into_any_element(),
4389        )
4390    }
4391
4392    fn render_entries(
4393        &self,
4394        has_write_access: bool,
4395        window: &mut Window,
4396        cx: &mut Context<Self>,
4397    ) -> impl IntoElement {
4398        let (is_tree_view, entry_count) = match &self.view_mode {
4399            GitPanelViewMode::Tree(state) => (true, state.logical_indices.len()),
4400            GitPanelViewMode::Flat => (false, self.entries.len()),
4401        };
4402
4403        v_flex()
4404            .flex_1()
4405            .size_full()
4406            .overflow_hidden()
4407            .relative()
4408            .child(
4409                h_flex()
4410                    .flex_1()
4411                    .size_full()
4412                    .relative()
4413                    .overflow_hidden()
4414                    .child(
4415                        uniform_list(
4416                            "entries",
4417                            entry_count,
4418                            cx.processor(move |this, range: Range<usize>, window, cx| {
4419                                let mut items = Vec::with_capacity(range.end - range.start);
4420
4421                                for ix in range.into_iter().map(|ix| match &this.view_mode {
4422                                    GitPanelViewMode::Tree(state) => state.logical_indices[ix],
4423                                    GitPanelViewMode::Flat => ix,
4424                                }) {
4425                                    match &this.entries.get(ix) {
4426                                        Some(GitListEntry::Status(entry)) => {
4427                                            items.push(this.render_status_entry(
4428                                                ix,
4429                                                entry,
4430                                                0,
4431                                                has_write_access,
4432                                                window,
4433                                                cx,
4434                                            ));
4435                                        }
4436                                        Some(GitListEntry::TreeStatus(entry)) => {
4437                                            items.push(this.render_status_entry(
4438                                                ix,
4439                                                &entry.entry,
4440                                                entry.depth,
4441                                                has_write_access,
4442                                                window,
4443                                                cx,
4444                                            ));
4445                                        }
4446                                        Some(GitListEntry::Directory(entry)) => {
4447                                            items.push(this.render_directory_entry(
4448                                                ix,
4449                                                entry,
4450                                                has_write_access,
4451                                                window,
4452                                                cx,
4453                                            ));
4454                                        }
4455                                        Some(GitListEntry::Header(header)) => {
4456                                            items.push(this.render_list_header(
4457                                                ix,
4458                                                header,
4459                                                has_write_access,
4460                                                window,
4461                                                cx,
4462                                            ));
4463                                        }
4464                                        None => {}
4465                                    }
4466                                }
4467
4468                                items
4469                            }),
4470                        )
4471                        .when(is_tree_view, |list| {
4472                            let indent_size = px(TREE_INDENT);
4473                            list.with_decoration(
4474                                ui::indent_guides(indent_size, IndentGuideColors::panel(cx))
4475                                    .with_compute_indents_fn(
4476                                        cx.entity(),
4477                                        |this, range, _window, _cx| {
4478                                            range
4479                                                .map(|ix| match this.entries.get(ix) {
4480                                                    Some(GitListEntry::Directory(dir)) => dir.depth,
4481                                                    Some(GitListEntry::TreeStatus(status)) => {
4482                                                        status.depth
4483                                                    }
4484                                                    _ => 0,
4485                                                })
4486                                                .collect()
4487                                        },
4488                                    )
4489                                    .with_render_fn(cx.entity(), |_, params, _, _| {
4490                                        let left_offset = px(TREE_INDENT_GUIDE_OFFSET);
4491                                        let indent_size = params.indent_size;
4492                                        let item_height = params.item_height;
4493
4494                                        params
4495                                            .indent_guides
4496                                            .into_iter()
4497                                            .map(|layout| {
4498                                                let bounds = Bounds::new(
4499                                                    point(
4500                                                        layout.offset.x * indent_size + left_offset,
4501                                                        layout.offset.y * item_height,
4502                                                    ),
4503                                                    size(px(1.), layout.length * item_height),
4504                                                );
4505                                                RenderedIndentGuide {
4506                                                    bounds,
4507                                                    layout,
4508                                                    is_active: false,
4509                                                    hitbox: None,
4510                                                }
4511                                            })
4512                                            .collect()
4513                                    }),
4514                            )
4515                        })
4516                        .size_full()
4517                        .flex_grow()
4518                        .with_sizing_behavior(ListSizingBehavior::Auto)
4519                        .with_horizontal_sizing_behavior(
4520                            ListHorizontalSizingBehavior::Unconstrained,
4521                        )
4522                        .with_width_from_item(self.max_width_item_index)
4523                        .track_scroll(&self.scroll_handle),
4524                    )
4525                    .on_mouse_down(
4526                        MouseButton::Right,
4527                        cx.listener(move |this, event: &MouseDownEvent, window, cx| {
4528                            this.deploy_panel_context_menu(event.position, window, cx)
4529                        }),
4530                    )
4531                    .custom_scrollbars(
4532                        Scrollbars::for_settings::<GitPanelSettings>()
4533                            .tracked_scroll_handle(&self.scroll_handle)
4534                            .with_track_along(
4535                                ScrollAxes::Horizontal,
4536                                cx.theme().colors().panel_background,
4537                            ),
4538                        window,
4539                        cx,
4540                    ),
4541            )
4542    }
4543
4544    fn entry_label(&self, label: impl Into<SharedString>, color: Color) -> Label {
4545        Label::new(label.into()).color(color).single_line()
4546    }
4547
4548    fn list_item_height(&self) -> Rems {
4549        rems(1.75)
4550    }
4551
4552    fn render_list_header(
4553        &self,
4554        ix: usize,
4555        header: &GitHeaderEntry,
4556        _: bool,
4557        _: &Window,
4558        _: &Context<Self>,
4559    ) -> AnyElement {
4560        let id: ElementId = ElementId::Name(format!("header_{}", ix).into());
4561
4562        h_flex()
4563            .id(id)
4564            .h(self.list_item_height())
4565            .w_full()
4566            .items_end()
4567            .px(rems(0.75)) // ~12px
4568            .pb(rems(0.3125)) // ~ 5px
4569            .child(
4570                Label::new(header.title())
4571                    .color(Color::Muted)
4572                    .size(LabelSize::Small)
4573                    .line_height_style(LineHeightStyle::UiLabel)
4574                    .single_line(),
4575            )
4576            .into_any_element()
4577    }
4578
4579    pub fn load_commit_details(
4580        &self,
4581        sha: String,
4582        cx: &mut Context<Self>,
4583    ) -> Task<anyhow::Result<CommitDetails>> {
4584        let Some(repo) = self.active_repository.clone() else {
4585            return Task::ready(Err(anyhow::anyhow!("no active repo")));
4586        };
4587        repo.update(cx, |repo, cx| {
4588            let show = repo.show(sha);
4589            cx.spawn(async move |_, _| show.await?)
4590        })
4591    }
4592
4593    fn deploy_entry_context_menu(
4594        &mut self,
4595        position: Point<Pixels>,
4596        ix: usize,
4597        window: &mut Window,
4598        cx: &mut Context<Self>,
4599    ) {
4600        let Some(entry) = self.entries.get(ix).and_then(|e| e.status_entry()) else {
4601            return;
4602        };
4603        let stage_title = if entry.status.staging().is_fully_staged() {
4604            "Unstage File"
4605        } else {
4606            "Stage File"
4607        };
4608        let restore_title = if entry.status.is_created() {
4609            "Trash File"
4610        } else {
4611            "Restore File"
4612        };
4613        let context_menu = ContextMenu::build(window, cx, |context_menu, _, _| {
4614            let is_created = entry.status.is_created();
4615            context_menu
4616                .context(self.focus_handle.clone())
4617                .action(stage_title, ToggleStaged.boxed_clone())
4618                .action(restore_title, git::RestoreFile::default().boxed_clone())
4619                .action_disabled_when(
4620                    !is_created,
4621                    "Add to .gitignore",
4622                    git::AddToGitignore.boxed_clone(),
4623                )
4624                .separator()
4625                .action("Open Diff", Confirm.boxed_clone())
4626                .action("Open File", SecondaryConfirm.boxed_clone())
4627                .separator()
4628                .action_disabled_when(is_created, "View File History", Box::new(git::FileHistory))
4629        });
4630        self.selected_entry = Some(ix);
4631        self.set_context_menu(context_menu, position, window, cx);
4632    }
4633
4634    fn deploy_panel_context_menu(
4635        &mut self,
4636        position: Point<Pixels>,
4637        window: &mut Window,
4638        cx: &mut Context<Self>,
4639    ) {
4640        let context_menu = git_panel_context_menu(
4641            self.focus_handle.clone(),
4642            GitMenuState {
4643                has_tracked_changes: self.has_tracked_changes(),
4644                has_staged_changes: self.has_staged_changes(),
4645                has_unstaged_changes: self.has_unstaged_changes(),
4646                has_new_changes: self.new_count > 0,
4647                sort_by_path: GitPanelSettings::get_global(cx).sort_by_path,
4648                has_stash_items: self.stash_entries.entries.len() > 0,
4649                tree_view: GitPanelSettings::get_global(cx).tree_view,
4650            },
4651            window,
4652            cx,
4653        );
4654        self.set_context_menu(context_menu, position, window, cx);
4655    }
4656
4657    fn set_context_menu(
4658        &mut self,
4659        context_menu: Entity<ContextMenu>,
4660        position: Point<Pixels>,
4661        window: &Window,
4662        cx: &mut Context<Self>,
4663    ) {
4664        let subscription = cx.subscribe_in(
4665            &context_menu,
4666            window,
4667            |this, _, _: &DismissEvent, window, cx| {
4668                if this.context_menu.as_ref().is_some_and(|context_menu| {
4669                    context_menu.0.focus_handle(cx).contains_focused(window, cx)
4670                }) {
4671                    cx.focus_self(window);
4672                }
4673                this.context_menu.take();
4674                cx.notify();
4675            },
4676        );
4677        self.context_menu = Some((context_menu, position, subscription));
4678        cx.notify();
4679    }
4680
4681    fn render_status_entry(
4682        &self,
4683        ix: usize,
4684        entry: &GitStatusEntry,
4685        depth: usize,
4686        has_write_access: bool,
4687        window: &Window,
4688        cx: &Context<Self>,
4689    ) -> AnyElement {
4690        let tree_view = GitPanelSettings::get_global(cx).tree_view;
4691        let path_style = self.project.read(cx).path_style(cx);
4692        let git_path_style = ProjectSettings::get_global(cx).git.path_style;
4693        let display_name = entry.display_name(path_style);
4694
4695        let selected = self.selected_entry == Some(ix);
4696        let marked = self.marked_entries.contains(&ix);
4697        let status_style = GitPanelSettings::get_global(cx).status_style;
4698        let status = entry.status;
4699
4700        let has_conflict = status.is_conflicted();
4701        let is_modified = status.is_modified();
4702        let is_deleted = status.is_deleted();
4703
4704        let label_color = if status_style == StatusStyle::LabelColor {
4705            if has_conflict {
4706                Color::VersionControlConflict
4707            } else if is_modified {
4708                Color::VersionControlModified
4709            } else if is_deleted {
4710                // We don't want a bunch of red labels in the list
4711                Color::Disabled
4712            } else {
4713                Color::VersionControlAdded
4714            }
4715        } else {
4716            Color::Default
4717        };
4718
4719        let path_color = if status.is_deleted() {
4720            Color::Disabled
4721        } else {
4722            Color::Muted
4723        };
4724
4725        let id: ElementId = ElementId::Name(format!("entry_{}_{}", display_name, ix).into());
4726        let checkbox_wrapper_id: ElementId =
4727            ElementId::Name(format!("entry_{}_{}_checkbox_wrapper", display_name, ix).into());
4728        let checkbox_id: ElementId =
4729            ElementId::Name(format!("entry_{}_{}_checkbox", display_name, ix).into());
4730
4731        let active_repo = self
4732            .project
4733            .read(cx)
4734            .active_repository(cx)
4735            .expect("active repository must be set");
4736        let repo = active_repo.read(cx);
4737        let is_staging_or_staged = self.is_entry_staged(entry, &repo);
4738        let mut is_staged: ToggleState = is_staging_or_staged.into();
4739        if self.show_placeholders && !self.has_staged_changes() && !entry.status.is_created() {
4740            is_staged = ToggleState::Selected;
4741        }
4742
4743        let handle = cx.weak_entity();
4744
4745        let selected_bg_alpha = 0.08;
4746        let marked_bg_alpha = 0.12;
4747        let state_opacity_step = 0.04;
4748
4749        let base_bg = match (selected, marked) {
4750            (true, true) => cx
4751                .theme()
4752                .status()
4753                .info
4754                .alpha(selected_bg_alpha + marked_bg_alpha),
4755            (true, false) => cx.theme().status().info.alpha(selected_bg_alpha),
4756            (false, true) => cx.theme().status().info.alpha(marked_bg_alpha),
4757            _ => cx.theme().colors().ghost_element_background,
4758        };
4759
4760        let hover_bg = if selected {
4761            cx.theme()
4762                .status()
4763                .info
4764                .alpha(selected_bg_alpha + state_opacity_step)
4765        } else {
4766            cx.theme().colors().ghost_element_hover
4767        };
4768
4769        let active_bg = if selected {
4770            cx.theme()
4771                .status()
4772                .info
4773                .alpha(selected_bg_alpha + state_opacity_step * 2.0)
4774        } else {
4775            cx.theme().colors().ghost_element_active
4776        };
4777
4778        let mut name_row = h_flex()
4779            .items_center()
4780            .gap_1()
4781            .flex_1()
4782            .pl(if tree_view {
4783                px(depth as f32 * TREE_INDENT)
4784            } else {
4785                px(0.)
4786            })
4787            .child(git_status_icon(status));
4788
4789        name_row = if tree_view {
4790            name_row.child(
4791                self.entry_label(display_name, label_color)
4792                    .when(status.is_deleted(), Label::strikethrough)
4793                    .truncate(),
4794            )
4795        } else {
4796            name_row.child(h_flex().items_center().flex_1().map(|this| {
4797                self.path_formatted(
4798                    this,
4799                    entry.parent_dir(path_style),
4800                    path_color,
4801                    display_name,
4802                    label_color,
4803                    path_style,
4804                    git_path_style,
4805                    status.is_deleted(),
4806                )
4807            }))
4808        };
4809
4810        h_flex()
4811            .id(id)
4812            .h(self.list_item_height())
4813            .w_full()
4814            .items_center()
4815            .border_1()
4816            .when(selected && self.focus_handle.is_focused(window), |el| {
4817                el.border_color(cx.theme().colors().panel_focused_border)
4818            })
4819            .px(rems(0.75)) // ~12px
4820            .overflow_hidden()
4821            .flex_none()
4822            .gap_1p5()
4823            .bg(base_bg)
4824            .hover(|this| this.bg(hover_bg))
4825            .active(|this| this.bg(active_bg))
4826            .on_click({
4827                cx.listener(move |this, event: &ClickEvent, window, cx| {
4828                    this.selected_entry = Some(ix);
4829                    cx.notify();
4830                    if event.modifiers().secondary() {
4831                        this.open_file(&Default::default(), window, cx)
4832                    } else {
4833                        this.open_diff(&Default::default(), window, cx);
4834                        this.focus_handle.focus(window);
4835                    }
4836                })
4837            })
4838            .on_mouse_down(
4839                MouseButton::Right,
4840                move |event: &MouseDownEvent, window, cx| {
4841                    // why isn't this happening automatically? we are passing MouseButton::Right to `on_mouse_down`?
4842                    if event.button != MouseButton::Right {
4843                        return;
4844                    }
4845
4846                    let Some(this) = handle.upgrade() else {
4847                        return;
4848                    };
4849                    this.update(cx, |this, cx| {
4850                        this.deploy_entry_context_menu(event.position, ix, window, cx);
4851                    });
4852                    cx.stop_propagation();
4853                },
4854            )
4855            .child(name_row)
4856            .child(
4857                div()
4858                    .id(checkbox_wrapper_id)
4859                    .flex_none()
4860                    .occlude()
4861                    .cursor_pointer()
4862                    .child(
4863                        Checkbox::new(checkbox_id, is_staged)
4864                            .disabled(!has_write_access)
4865                            .fill()
4866                            .elevation(ElevationIndex::Surface)
4867                            .on_click_ext({
4868                                let entry = entry.clone();
4869                                let this = cx.weak_entity();
4870                                move |_, click, window, cx| {
4871                                    this.update(cx, |this, cx| {
4872                                        if !has_write_access {
4873                                            return;
4874                                        }
4875                                        if click.modifiers().shift {
4876                                            this.stage_bulk(ix, cx);
4877                                        } else {
4878                                            let list_entry =
4879                                                if GitPanelSettings::get_global(cx).tree_view {
4880                                                    GitListEntry::TreeStatus(GitTreeStatusEntry {
4881                                                        entry: entry.clone(),
4882                                                        depth,
4883                                                    })
4884                                                } else {
4885                                                    GitListEntry::Status(entry.clone())
4886                                                };
4887                                            this.toggle_staged_for_entry(&list_entry, window, cx);
4888                                        }
4889                                        cx.stop_propagation();
4890                                    })
4891                                    .ok();
4892                                }
4893                            })
4894                            .tooltip(move |_window, cx| {
4895                                // If is_staging_or_staged is None, this implies the file was partially staged, and so
4896                                // we allow the user to stage it in full by displaying `Stage` in the tooltip.
4897                                let action = if is_staging_or_staged {
4898                                    "Unstage"
4899                                } else {
4900                                    "Stage"
4901                                };
4902                                let tooltip_name = action.to_string();
4903
4904                                Tooltip::for_action(tooltip_name, &ToggleStaged, cx)
4905                            }),
4906                    ),
4907            )
4908            .into_any_element()
4909    }
4910
4911    fn render_directory_entry(
4912        &self,
4913        ix: usize,
4914        entry: &GitTreeDirEntry,
4915        has_write_access: bool,
4916        window: &Window,
4917        cx: &Context<Self>,
4918    ) -> AnyElement {
4919        // TODO: Have not yet plugin the self.marked_entries. Not sure when and why we need that
4920        let selected = self.selected_entry == Some(ix);
4921        let label_color = Color::Muted;
4922
4923        let id: ElementId = ElementId::Name(format!("dir_{}_{}", entry.name, ix).into());
4924        let checkbox_id: ElementId =
4925            ElementId::Name(format!("dir_checkbox_{}_{}", entry.name, ix).into());
4926        let checkbox_wrapper_id: ElementId =
4927            ElementId::Name(format!("dir_checkbox_wrapper_{}_{}", entry.name, ix).into());
4928
4929        let selected_bg_alpha = 0.08;
4930        let state_opacity_step = 0.04;
4931
4932        let base_bg = if selected {
4933            cx.theme().status().info.alpha(selected_bg_alpha)
4934        } else {
4935            cx.theme().colors().ghost_element_background
4936        };
4937
4938        let hover_bg = if selected {
4939            cx.theme()
4940                .status()
4941                .info
4942                .alpha(selected_bg_alpha + state_opacity_step)
4943        } else {
4944            cx.theme().colors().ghost_element_hover
4945        };
4946
4947        let active_bg = if selected {
4948            cx.theme()
4949                .status()
4950                .info
4951                .alpha(selected_bg_alpha + state_opacity_step * 2.0)
4952        } else {
4953            cx.theme().colors().ghost_element_active
4954        };
4955        let folder_icon = if entry.expanded {
4956            IconName::FolderOpen
4957        } else {
4958            IconName::Folder
4959        };
4960        let staged_state = entry.staged_state;
4961
4962        let name_row = h_flex()
4963            .items_center()
4964            .gap_1()
4965            .flex_1()
4966            .pl(px(entry.depth as f32 * TREE_INDENT))
4967            .child(
4968                Icon::new(folder_icon)
4969                    .size(IconSize::Small)
4970                    .color(Color::Muted),
4971            )
4972            .child(self.entry_label(entry.name.clone(), label_color).truncate());
4973
4974        h_flex()
4975            .id(id)
4976            .h(self.list_item_height())
4977            .w_full()
4978            .items_center()
4979            .border_1()
4980            .when(selected && self.focus_handle.is_focused(window), |el| {
4981                el.border_color(cx.theme().colors().panel_focused_border)
4982            })
4983            .px(rems(0.75))
4984            .overflow_hidden()
4985            .flex_none()
4986            .gap_1p5()
4987            .bg(base_bg)
4988            .hover(|this| this.bg(hover_bg))
4989            .active(|this| this.bg(active_bg))
4990            .on_click({
4991                let key = entry.key.clone();
4992                cx.listener(move |this, _event: &ClickEvent, window, cx| {
4993                    this.selected_entry = Some(ix);
4994                    this.toggle_directory(&key, window, cx);
4995                })
4996            })
4997            .child(name_row)
4998            .child(
4999                div()
5000                    .id(checkbox_wrapper_id)
5001                    .flex_none()
5002                    .occlude()
5003                    .cursor_pointer()
5004                    .child(
5005                        Checkbox::new(checkbox_id, staged_state)
5006                            .disabled(!has_write_access)
5007                            .fill()
5008                            .elevation(ElevationIndex::Surface)
5009                            .on_click({
5010                                let entry = entry.clone();
5011                                let this = cx.weak_entity();
5012                                move |_, window, cx| {
5013                                    this.update(cx, |this, cx| {
5014                                        if !has_write_access {
5015                                            return;
5016                                        }
5017                                        this.toggle_staged_for_entry(
5018                                            &GitListEntry::Directory(entry.clone()),
5019                                            window,
5020                                            cx,
5021                                        );
5022                                        cx.stop_propagation();
5023                                    })
5024                                    .ok();
5025                                }
5026                            })
5027                            .tooltip(move |_window, cx| {
5028                                let action = if staged_state.selected() {
5029                                    "Unstage"
5030                                } else {
5031                                    "Stage"
5032                                };
5033                                Tooltip::simple(format!("{action} folder"), cx)
5034                            }),
5035                    ),
5036            )
5037            .into_any_element()
5038    }
5039
5040    fn path_formatted(
5041        &self,
5042        parent: Div,
5043        directory: Option<String>,
5044        path_color: Color,
5045        file_name: String,
5046        label_color: Color,
5047        path_style: PathStyle,
5048        git_path_style: GitPathStyle,
5049        strikethrough: bool,
5050    ) -> Div {
5051        parent
5052            .when(git_path_style == GitPathStyle::FileNameFirst, |this| {
5053                this.child(
5054                    self.entry_label(
5055                        match directory.as_ref().is_none_or(|d| d.is_empty()) {
5056                            true => file_name.clone(),
5057                            false => format!("{file_name} "),
5058                        },
5059                        label_color,
5060                    )
5061                    .when(strikethrough, Label::strikethrough),
5062                )
5063            })
5064            .when_some(directory, |this, dir| {
5065                match (
5066                    !dir.is_empty(),
5067                    git_path_style == GitPathStyle::FileNameFirst,
5068                ) {
5069                    (true, true) => this.child(
5070                        self.entry_label(dir, path_color)
5071                            .when(strikethrough, Label::strikethrough),
5072                    ),
5073                    (true, false) => this.child(
5074                        self.entry_label(
5075                            format!("{dir}{}", path_style.primary_separator()),
5076                            path_color,
5077                        )
5078                        .when(strikethrough, Label::strikethrough),
5079                    ),
5080                    _ => this,
5081                }
5082            })
5083            .when(git_path_style == GitPathStyle::FilePathFirst, |this| {
5084                this.child(
5085                    self.entry_label(file_name, label_color)
5086                        .when(strikethrough, Label::strikethrough),
5087                )
5088            })
5089    }
5090
5091    fn has_write_access(&self, cx: &App) -> bool {
5092        !self.project.read(cx).is_read_only(cx)
5093    }
5094
5095    pub fn amend_pending(&self) -> bool {
5096        self.amend_pending
5097    }
5098
5099    /// Sets the pending amend state, ensuring that the original commit message
5100    /// is either saved, when `value` is `true` and there's no pending amend, or
5101    /// restored, when `value` is `false` and there's a pending amend.
5102    pub fn set_amend_pending(&mut self, value: bool, cx: &mut Context<Self>) {
5103        if value && !self.amend_pending {
5104            let current_message = self.commit_message_buffer(cx).read(cx).text();
5105            self.original_commit_message = if current_message.trim().is_empty() {
5106                None
5107            } else {
5108                Some(current_message)
5109            };
5110        } else if !value && self.amend_pending {
5111            let message = self.original_commit_message.take().unwrap_or_default();
5112            self.commit_message_buffer(cx).update(cx, |buffer, cx| {
5113                let start = buffer.anchor_before(0);
5114                let end = buffer.anchor_after(buffer.len());
5115                buffer.edit([(start..end, message)], None, cx);
5116            });
5117        }
5118
5119        self.amend_pending = value;
5120        self.serialize(cx);
5121        cx.notify();
5122    }
5123
5124    pub fn signoff_enabled(&self) -> bool {
5125        self.signoff_enabled
5126    }
5127
5128    pub fn set_signoff_enabled(&mut self, value: bool, cx: &mut Context<Self>) {
5129        self.signoff_enabled = value;
5130        self.serialize(cx);
5131        cx.notify();
5132    }
5133
5134    pub fn toggle_signoff_enabled(
5135        &mut self,
5136        _: &Signoff,
5137        _window: &mut Window,
5138        cx: &mut Context<Self>,
5139    ) {
5140        self.set_signoff_enabled(!self.signoff_enabled, cx);
5141    }
5142
5143    pub async fn load(
5144        workspace: WeakEntity<Workspace>,
5145        mut cx: AsyncWindowContext,
5146    ) -> anyhow::Result<Entity<Self>> {
5147        let serialized_panel = match workspace
5148            .read_with(&cx, |workspace, _| Self::serialization_key(workspace))
5149            .ok()
5150            .flatten()
5151        {
5152            Some(serialization_key) => cx
5153                .background_spawn(async move { KEY_VALUE_STORE.read_kvp(&serialization_key) })
5154                .await
5155                .context("loading git panel")
5156                .log_err()
5157                .flatten()
5158                .map(|panel| serde_json::from_str::<SerializedGitPanel>(&panel))
5159                .transpose()
5160                .log_err()
5161                .flatten(),
5162            None => None,
5163        };
5164
5165        workspace.update_in(&mut cx, |workspace, window, cx| {
5166            let panel = GitPanel::new(workspace, window, cx);
5167
5168            if let Some(serialized_panel) = serialized_panel {
5169                panel.update(cx, |panel, cx| {
5170                    panel.width = serialized_panel.width;
5171                    panel.amend_pending = serialized_panel.amend_pending;
5172                    panel.signoff_enabled = serialized_panel.signoff_enabled;
5173                    cx.notify();
5174                })
5175            }
5176
5177            panel
5178        })
5179    }
5180
5181    fn stage_bulk(&mut self, mut index: usize, cx: &mut Context<'_, Self>) {
5182        let Some(op) = self.bulk_staging.as_ref() else {
5183            return;
5184        };
5185        let Some(mut anchor_index) = self.entry_by_path(&op.anchor) else {
5186            return;
5187        };
5188        if let Some(entry) = self.entries.get(index)
5189            && let Some(entry) = entry.status_entry()
5190        {
5191            self.set_bulk_staging_anchor(entry.repo_path.clone(), cx);
5192        }
5193        if index < anchor_index {
5194            std::mem::swap(&mut index, &mut anchor_index);
5195        }
5196        let entries = self
5197            .entries
5198            .get(anchor_index..=index)
5199            .unwrap_or_default()
5200            .iter()
5201            .filter_map(|entry| entry.status_entry().cloned())
5202            .collect::<Vec<_>>();
5203        self.change_file_stage(true, entries, cx);
5204    }
5205
5206    fn set_bulk_staging_anchor(&mut self, path: RepoPath, cx: &mut Context<'_, GitPanel>) {
5207        let Some(repo) = self.active_repository.as_ref() else {
5208            return;
5209        };
5210        self.bulk_staging = Some(BulkStaging {
5211            repo_id: repo.read(cx).id,
5212            anchor: path,
5213        });
5214    }
5215
5216    pub(crate) fn toggle_amend_pending(&mut self, cx: &mut Context<Self>) {
5217        self.set_amend_pending(!self.amend_pending, cx);
5218        if self.amend_pending {
5219            self.load_last_commit_message(cx);
5220        }
5221    }
5222}
5223
5224impl Render for GitPanel {
5225    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
5226        let project = self.project.read(cx);
5227        let has_entries = !self.entries.is_empty();
5228        let room = self
5229            .workspace
5230            .upgrade()
5231            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned());
5232
5233        let has_write_access = self.has_write_access(cx);
5234
5235        let has_co_authors = room.is_some_and(|room| {
5236            self.load_local_committer(cx);
5237            let room = room.read(cx);
5238            room.remote_participants()
5239                .values()
5240                .any(|remote_participant| remote_participant.can_write())
5241        });
5242
5243        v_flex()
5244            .id("git_panel")
5245            .key_context(self.dispatch_context(window, cx))
5246            .track_focus(&self.focus_handle)
5247            .when(has_write_access && !project.is_read_only(cx), |this| {
5248                this.on_action(cx.listener(Self::toggle_staged_for_selected))
5249                    .on_action(cx.listener(Self::stage_range))
5250                    .on_action(cx.listener(GitPanel::on_commit))
5251                    .on_action(cx.listener(GitPanel::on_amend))
5252                    .on_action(cx.listener(GitPanel::toggle_signoff_enabled))
5253                    .on_action(cx.listener(Self::stage_all))
5254                    .on_action(cx.listener(Self::unstage_all))
5255                    .on_action(cx.listener(Self::stage_selected))
5256                    .on_action(cx.listener(Self::unstage_selected))
5257                    .on_action(cx.listener(Self::restore_tracked_files))
5258                    .on_action(cx.listener(Self::revert_selected))
5259                    .on_action(cx.listener(Self::add_to_gitignore))
5260                    .on_action(cx.listener(Self::clean_all))
5261                    .on_action(cx.listener(Self::generate_commit_message_action))
5262                    .on_action(cx.listener(Self::stash_all))
5263                    .on_action(cx.listener(Self::stash_pop))
5264            })
5265            .on_action(cx.listener(Self::select_first))
5266            .on_action(cx.listener(Self::select_next))
5267            .on_action(cx.listener(Self::select_previous))
5268            .on_action(cx.listener(Self::select_last))
5269            .on_action(cx.listener(Self::close_panel))
5270            .on_action(cx.listener(Self::open_diff))
5271            .on_action(cx.listener(Self::open_file))
5272            .on_action(cx.listener(Self::file_history))
5273            .on_action(cx.listener(Self::focus_changes_list))
5274            .on_action(cx.listener(Self::focus_editor))
5275            .on_action(cx.listener(Self::expand_commit_editor))
5276            .when(has_write_access && has_co_authors, |git_panel| {
5277                git_panel.on_action(cx.listener(Self::toggle_fill_co_authors))
5278            })
5279            .on_action(cx.listener(Self::toggle_sort_by_path))
5280            .on_action(cx.listener(Self::toggle_tree_view))
5281            .size_full()
5282            .overflow_hidden()
5283            .bg(cx.theme().colors().panel_background)
5284            .child(
5285                v_flex()
5286                    .size_full()
5287                    .children(self.render_panel_header(window, cx))
5288                    .map(|this| {
5289                        if has_entries {
5290                            this.child(self.render_entries(has_write_access, window, cx))
5291                        } else {
5292                            this.child(self.render_empty_state(cx).into_any_element())
5293                        }
5294                    })
5295                    .children(self.render_footer(window, cx))
5296                    .when(self.amend_pending, |this| {
5297                        this.child(self.render_pending_amend(cx))
5298                    })
5299                    .when(!self.amend_pending, |this| {
5300                        this.children(self.render_previous_commit(cx))
5301                    })
5302                    .into_any_element(),
5303            )
5304            .children(self.context_menu.as_ref().map(|(menu, position, _)| {
5305                deferred(
5306                    anchored()
5307                        .position(*position)
5308                        .anchor(Corner::TopLeft)
5309                        .child(menu.clone()),
5310                )
5311                .with_priority(1)
5312            }))
5313    }
5314}
5315
5316impl Focusable for GitPanel {
5317    fn focus_handle(&self, cx: &App) -> gpui::FocusHandle {
5318        if self.entries.is_empty() {
5319            self.commit_editor.focus_handle(cx)
5320        } else {
5321            self.focus_handle.clone()
5322        }
5323    }
5324}
5325
5326impl EventEmitter<Event> for GitPanel {}
5327
5328impl EventEmitter<PanelEvent> for GitPanel {}
5329
5330pub(crate) struct GitPanelAddon {
5331    pub(crate) workspace: WeakEntity<Workspace>,
5332}
5333
5334impl editor::Addon for GitPanelAddon {
5335    fn to_any(&self) -> &dyn std::any::Any {
5336        self
5337    }
5338
5339    fn render_buffer_header_controls(
5340        &self,
5341        excerpt_info: &ExcerptInfo,
5342        window: &Window,
5343        cx: &App,
5344    ) -> Option<AnyElement> {
5345        let file = excerpt_info.buffer.file()?;
5346        let git_panel = self.workspace.upgrade()?.read(cx).panel::<GitPanel>(cx)?;
5347
5348        git_panel
5349            .read(cx)
5350            .render_buffer_header_controls(&git_panel, file, window, cx)
5351    }
5352}
5353
5354impl Panel for GitPanel {
5355    fn persistent_name() -> &'static str {
5356        "GitPanel"
5357    }
5358
5359    fn panel_key() -> &'static str {
5360        GIT_PANEL_KEY
5361    }
5362
5363    fn position(&self, _: &Window, cx: &App) -> DockPosition {
5364        GitPanelSettings::get_global(cx).dock
5365    }
5366
5367    fn position_is_valid(&self, position: DockPosition) -> bool {
5368        matches!(position, DockPosition::Left | DockPosition::Right)
5369    }
5370
5371    fn set_position(&mut self, position: DockPosition, _: &mut Window, cx: &mut Context<Self>) {
5372        settings::update_settings_file(self.fs.clone(), cx, move |settings, _| {
5373            settings.git_panel.get_or_insert_default().dock = Some(position.into())
5374        });
5375    }
5376
5377    fn size(&self, _: &Window, cx: &App) -> Pixels {
5378        self.width
5379            .unwrap_or_else(|| GitPanelSettings::get_global(cx).default_width)
5380    }
5381
5382    fn set_size(&mut self, size: Option<Pixels>, _: &mut Window, cx: &mut Context<Self>) {
5383        self.width = size;
5384        self.serialize(cx);
5385        cx.notify();
5386    }
5387
5388    fn icon(&self, _: &Window, cx: &App) -> Option<ui::IconName> {
5389        Some(ui::IconName::GitBranchAlt).filter(|_| GitPanelSettings::get_global(cx).button)
5390    }
5391
5392    fn icon_tooltip(&self, _window: &Window, _cx: &App) -> Option<&'static str> {
5393        Some("Git Panel")
5394    }
5395
5396    fn toggle_action(&self) -> Box<dyn Action> {
5397        Box::new(ToggleFocus)
5398    }
5399
5400    fn activation_priority(&self) -> u32 {
5401        2
5402    }
5403}
5404
5405impl PanelHeader for GitPanel {}
5406
5407struct GitPanelMessageTooltip {
5408    commit_tooltip: Option<Entity<CommitTooltip>>,
5409}
5410
5411impl GitPanelMessageTooltip {
5412    fn new(
5413        git_panel: Entity<GitPanel>,
5414        sha: SharedString,
5415        repository: Entity<Repository>,
5416        window: &mut Window,
5417        cx: &mut App,
5418    ) -> Entity<Self> {
5419        cx.new(|cx| {
5420            cx.spawn_in(window, async move |this, cx| {
5421                let (details, workspace) = git_panel.update(cx, |git_panel, cx| {
5422                    (
5423                        git_panel.load_commit_details(sha.to_string(), cx),
5424                        git_panel.workspace.clone(),
5425                    )
5426                })?;
5427                let details = details.await?;
5428
5429                let commit_details = crate::commit_tooltip::CommitDetails {
5430                    sha: details.sha.clone(),
5431                    author_name: details.author_name.clone(),
5432                    author_email: details.author_email.clone(),
5433                    commit_time: OffsetDateTime::from_unix_timestamp(details.commit_timestamp)?,
5434                    message: Some(ParsedCommitMessage {
5435                        message: details.message,
5436                        ..Default::default()
5437                    }),
5438                };
5439
5440                this.update(cx, |this: &mut GitPanelMessageTooltip, cx| {
5441                    this.commit_tooltip = Some(cx.new(move |cx| {
5442                        CommitTooltip::new(commit_details, repository, workspace, cx)
5443                    }));
5444                    cx.notify();
5445                })
5446            })
5447            .detach();
5448
5449            Self {
5450                commit_tooltip: None,
5451            }
5452        })
5453    }
5454}
5455
5456impl Render for GitPanelMessageTooltip {
5457    fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
5458        if let Some(commit_tooltip) = &self.commit_tooltip {
5459            commit_tooltip.clone().into_any_element()
5460        } else {
5461            gpui::Empty.into_any_element()
5462        }
5463    }
5464}
5465
5466#[derive(IntoElement, RegisterComponent)]
5467pub struct PanelRepoFooter {
5468    active_repository: SharedString,
5469    branch: Option<Branch>,
5470    head_commit: Option<CommitDetails>,
5471
5472    // Getting a GitPanel in previews will be difficult.
5473    //
5474    // For now just take an option here, and we won't bind handlers to buttons in previews.
5475    git_panel: Option<Entity<GitPanel>>,
5476}
5477
5478impl PanelRepoFooter {
5479    pub fn new(
5480        active_repository: SharedString,
5481        branch: Option<Branch>,
5482        head_commit: Option<CommitDetails>,
5483        git_panel: Option<Entity<GitPanel>>,
5484    ) -> Self {
5485        Self {
5486            active_repository,
5487            branch,
5488            head_commit,
5489            git_panel,
5490        }
5491    }
5492
5493    pub fn new_preview(active_repository: SharedString, branch: Option<Branch>) -> Self {
5494        Self {
5495            active_repository,
5496            branch,
5497            head_commit: None,
5498            git_panel: None,
5499        }
5500    }
5501}
5502
5503impl RenderOnce for PanelRepoFooter {
5504    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
5505        let project = self
5506            .git_panel
5507            .as_ref()
5508            .map(|panel| panel.read(cx).project.clone());
5509
5510        let repo = self
5511            .git_panel
5512            .as_ref()
5513            .and_then(|panel| panel.read(cx).active_repository.clone());
5514
5515        let single_repo = project
5516            .as_ref()
5517            .map(|project| project.read(cx).git_store().read(cx).repositories().len() == 1)
5518            .unwrap_or(true);
5519
5520        const MAX_BRANCH_LEN: usize = 16;
5521        const MAX_REPO_LEN: usize = 16;
5522        const LABEL_CHARACTER_BUDGET: usize = MAX_BRANCH_LEN + MAX_REPO_LEN;
5523        const MAX_SHORT_SHA_LEN: usize = 8;
5524        let branch_name = self
5525            .branch
5526            .as_ref()
5527            .map(|branch| branch.name().to_owned())
5528            .or_else(|| {
5529                self.head_commit.as_ref().map(|commit| {
5530                    commit
5531                        .sha
5532                        .chars()
5533                        .take(MAX_SHORT_SHA_LEN)
5534                        .collect::<String>()
5535                })
5536            })
5537            .unwrap_or_else(|| " (no branch)".to_owned());
5538        let show_separator = self.branch.is_some() || self.head_commit.is_some();
5539
5540        let active_repo_name = self.active_repository.clone();
5541
5542        let branch_actual_len = branch_name.len();
5543        let repo_actual_len = active_repo_name.len();
5544
5545        // ideally, show the whole branch and repo names but
5546        // when we can't, use a budget to allocate space between the two
5547        let (repo_display_len, branch_display_len) =
5548            if branch_actual_len + repo_actual_len <= LABEL_CHARACTER_BUDGET {
5549                (repo_actual_len, branch_actual_len)
5550            } else if branch_actual_len <= MAX_BRANCH_LEN {
5551                let repo_space = (LABEL_CHARACTER_BUDGET - branch_actual_len).min(MAX_REPO_LEN);
5552                (repo_space, branch_actual_len)
5553            } else if repo_actual_len <= MAX_REPO_LEN {
5554                let branch_space = (LABEL_CHARACTER_BUDGET - repo_actual_len).min(MAX_BRANCH_LEN);
5555                (repo_actual_len, branch_space)
5556            } else {
5557                (MAX_REPO_LEN, MAX_BRANCH_LEN)
5558            };
5559
5560        let truncated_repo_name = if repo_actual_len <= repo_display_len {
5561            active_repo_name.to_string()
5562        } else {
5563            util::truncate_and_trailoff(active_repo_name.trim_ascii(), repo_display_len)
5564        };
5565
5566        let truncated_branch_name = if branch_actual_len <= branch_display_len {
5567            branch_name
5568        } else {
5569            util::truncate_and_trailoff(branch_name.trim_ascii(), branch_display_len)
5570        };
5571
5572        let repo_selector_trigger = Button::new("repo-selector", truncated_repo_name)
5573            .size(ButtonSize::None)
5574            .label_size(LabelSize::Small)
5575            .color(Color::Muted);
5576
5577        let repo_selector = PopoverMenu::new("repository-switcher")
5578            .menu({
5579                let project = project;
5580                move |window, cx| {
5581                    let project = project.clone()?;
5582                    Some(cx.new(|cx| RepositorySelector::new(project, rems(16.), window, cx)))
5583                }
5584            })
5585            .trigger_with_tooltip(
5586                repo_selector_trigger.disabled(single_repo).truncate(true),
5587                Tooltip::text("Switch Active Repository"),
5588            )
5589            .anchor(Corner::BottomLeft)
5590            .into_any_element();
5591
5592        let branch_selector_button = Button::new("branch-selector", truncated_branch_name)
5593            .size(ButtonSize::None)
5594            .label_size(LabelSize::Small)
5595            .truncate(true)
5596            .on_click(|_, window, cx| {
5597                window.dispatch_action(zed_actions::git::Switch.boxed_clone(), cx);
5598            });
5599
5600        let branch_selector = PopoverMenu::new("popover-button")
5601            .menu(move |window, cx| Some(branch_picker::popover(repo.clone(), window, cx)))
5602            .trigger_with_tooltip(
5603                branch_selector_button,
5604                Tooltip::for_action_title("Switch Branch", &zed_actions::git::Switch),
5605            )
5606            .anchor(Corner::BottomLeft)
5607            .offset(gpui::Point {
5608                x: px(0.0),
5609                y: px(-2.0),
5610            });
5611
5612        h_flex()
5613            .h(px(36.))
5614            .w_full()
5615            .px_2()
5616            .justify_between()
5617            .gap_1()
5618            .child(
5619                h_flex()
5620                    .flex_1()
5621                    .overflow_hidden()
5622                    .gap_px()
5623                    .child(
5624                        Icon::new(IconName::GitBranchAlt)
5625                            .size(IconSize::Small)
5626                            .color(if single_repo {
5627                                Color::Disabled
5628                            } else {
5629                                Color::Muted
5630                            }),
5631                    )
5632                    .child(repo_selector)
5633                    .when(show_separator, |this| {
5634                        this.child(
5635                            div()
5636                                .text_sm()
5637                                .text_color(cx.theme().colors().icon_muted.opacity(0.5))
5638                                .child("/"),
5639                        )
5640                    })
5641                    .child(branch_selector),
5642            )
5643            .children(if let Some(git_panel) = self.git_panel {
5644                git_panel.update(cx, |git_panel, cx| git_panel.render_remote_button(cx))
5645            } else {
5646                None
5647            })
5648    }
5649}
5650
5651impl Component for PanelRepoFooter {
5652    fn scope() -> ComponentScope {
5653        ComponentScope::VersionControl
5654    }
5655
5656    fn preview(_window: &mut Window, _cx: &mut App) -> Option<AnyElement> {
5657        let unknown_upstream = None;
5658        let no_remote_upstream = Some(UpstreamTracking::Gone);
5659        let ahead_of_upstream = Some(
5660            UpstreamTrackingStatus {
5661                ahead: 2,
5662                behind: 0,
5663            }
5664            .into(),
5665        );
5666        let behind_upstream = Some(
5667            UpstreamTrackingStatus {
5668                ahead: 0,
5669                behind: 2,
5670            }
5671            .into(),
5672        );
5673        let ahead_and_behind_upstream = Some(
5674            UpstreamTrackingStatus {
5675                ahead: 3,
5676                behind: 1,
5677            }
5678            .into(),
5679        );
5680
5681        let not_ahead_or_behind_upstream = Some(
5682            UpstreamTrackingStatus {
5683                ahead: 0,
5684                behind: 0,
5685            }
5686            .into(),
5687        );
5688
5689        fn branch(upstream: Option<UpstreamTracking>) -> Branch {
5690            Branch {
5691                is_head: true,
5692                ref_name: "some-branch".into(),
5693                upstream: upstream.map(|tracking| Upstream {
5694                    ref_name: "origin/some-branch".into(),
5695                    tracking,
5696                }),
5697                most_recent_commit: Some(CommitSummary {
5698                    sha: "abc123".into(),
5699                    subject: "Modify stuff".into(),
5700                    commit_timestamp: 1710932954,
5701                    author_name: "John Doe".into(),
5702                    has_parent: true,
5703                }),
5704            }
5705        }
5706
5707        fn custom(branch_name: &str, upstream: Option<UpstreamTracking>) -> Branch {
5708            Branch {
5709                is_head: true,
5710                ref_name: branch_name.to_string().into(),
5711                upstream: upstream.map(|tracking| Upstream {
5712                    ref_name: format!("zed/{}", branch_name).into(),
5713                    tracking,
5714                }),
5715                most_recent_commit: Some(CommitSummary {
5716                    sha: "abc123".into(),
5717                    subject: "Modify stuff".into(),
5718                    commit_timestamp: 1710932954,
5719                    author_name: "John Doe".into(),
5720                    has_parent: true,
5721                }),
5722            }
5723        }
5724
5725        fn active_repository(id: usize) -> SharedString {
5726            format!("repo-{}", id).into()
5727        }
5728
5729        let example_width = px(340.);
5730        Some(
5731            v_flex()
5732                .gap_6()
5733                .w_full()
5734                .flex_none()
5735                .children(vec![
5736                    example_group_with_title(
5737                        "Action Button States",
5738                        vec![
5739                            single_example(
5740                                "No Branch",
5741                                div()
5742                                    .w(example_width)
5743                                    .overflow_hidden()
5744                                    .child(PanelRepoFooter::new_preview(active_repository(1), None))
5745                                    .into_any_element(),
5746                            ),
5747                            single_example(
5748                                "Remote status unknown",
5749                                div()
5750                                    .w(example_width)
5751                                    .overflow_hidden()
5752                                    .child(PanelRepoFooter::new_preview(
5753                                        active_repository(2),
5754                                        Some(branch(unknown_upstream)),
5755                                    ))
5756                                    .into_any_element(),
5757                            ),
5758                            single_example(
5759                                "No Remote Upstream",
5760                                div()
5761                                    .w(example_width)
5762                                    .overflow_hidden()
5763                                    .child(PanelRepoFooter::new_preview(
5764                                        active_repository(3),
5765                                        Some(branch(no_remote_upstream)),
5766                                    ))
5767                                    .into_any_element(),
5768                            ),
5769                            single_example(
5770                                "Not Ahead or Behind",
5771                                div()
5772                                    .w(example_width)
5773                                    .overflow_hidden()
5774                                    .child(PanelRepoFooter::new_preview(
5775                                        active_repository(4),
5776                                        Some(branch(not_ahead_or_behind_upstream)),
5777                                    ))
5778                                    .into_any_element(),
5779                            ),
5780                            single_example(
5781                                "Behind remote",
5782                                div()
5783                                    .w(example_width)
5784                                    .overflow_hidden()
5785                                    .child(PanelRepoFooter::new_preview(
5786                                        active_repository(5),
5787                                        Some(branch(behind_upstream)),
5788                                    ))
5789                                    .into_any_element(),
5790                            ),
5791                            single_example(
5792                                "Ahead of remote",
5793                                div()
5794                                    .w(example_width)
5795                                    .overflow_hidden()
5796                                    .child(PanelRepoFooter::new_preview(
5797                                        active_repository(6),
5798                                        Some(branch(ahead_of_upstream)),
5799                                    ))
5800                                    .into_any_element(),
5801                            ),
5802                            single_example(
5803                                "Ahead and behind remote",
5804                                div()
5805                                    .w(example_width)
5806                                    .overflow_hidden()
5807                                    .child(PanelRepoFooter::new_preview(
5808                                        active_repository(7),
5809                                        Some(branch(ahead_and_behind_upstream)),
5810                                    ))
5811                                    .into_any_element(),
5812                            ),
5813                        ],
5814                    )
5815                    .grow()
5816                    .vertical(),
5817                ])
5818                .children(vec![
5819                    example_group_with_title(
5820                        "Labels",
5821                        vec![
5822                            single_example(
5823                                "Short Branch & Repo",
5824                                div()
5825                                    .w(example_width)
5826                                    .overflow_hidden()
5827                                    .child(PanelRepoFooter::new_preview(
5828                                        SharedString::from("zed"),
5829                                        Some(custom("main", behind_upstream)),
5830                                    ))
5831                                    .into_any_element(),
5832                            ),
5833                            single_example(
5834                                "Long Branch",
5835                                div()
5836                                    .w(example_width)
5837                                    .overflow_hidden()
5838                                    .child(PanelRepoFooter::new_preview(
5839                                        SharedString::from("zed"),
5840                                        Some(custom(
5841                                            "redesign-and-update-git-ui-list-entry-style",
5842                                            behind_upstream,
5843                                        )),
5844                                    ))
5845                                    .into_any_element(),
5846                            ),
5847                            single_example(
5848                                "Long Repo",
5849                                div()
5850                                    .w(example_width)
5851                                    .overflow_hidden()
5852                                    .child(PanelRepoFooter::new_preview(
5853                                        SharedString::from("zed-industries-community-examples"),
5854                                        Some(custom("gpui", ahead_of_upstream)),
5855                                    ))
5856                                    .into_any_element(),
5857                            ),
5858                            single_example(
5859                                "Long Repo & Branch",
5860                                div()
5861                                    .w(example_width)
5862                                    .overflow_hidden()
5863                                    .child(PanelRepoFooter::new_preview(
5864                                        SharedString::from("zed-industries-community-examples"),
5865                                        Some(custom(
5866                                            "redesign-and-update-git-ui-list-entry-style",
5867                                            behind_upstream,
5868                                        )),
5869                                    ))
5870                                    .into_any_element(),
5871                            ),
5872                            single_example(
5873                                "Uppercase Repo",
5874                                div()
5875                                    .w(example_width)
5876                                    .overflow_hidden()
5877                                    .child(PanelRepoFooter::new_preview(
5878                                        SharedString::from("LICENSES"),
5879                                        Some(custom("main", ahead_of_upstream)),
5880                                    ))
5881                                    .into_any_element(),
5882                            ),
5883                            single_example(
5884                                "Uppercase Branch",
5885                                div()
5886                                    .w(example_width)
5887                                    .overflow_hidden()
5888                                    .child(PanelRepoFooter::new_preview(
5889                                        SharedString::from("zed"),
5890                                        Some(custom("update-README", behind_upstream)),
5891                                    ))
5892                                    .into_any_element(),
5893                            ),
5894                        ],
5895                    )
5896                    .grow()
5897                    .vertical(),
5898                ])
5899                .into_any_element(),
5900        )
5901    }
5902}
5903
5904fn open_output(
5905    operation: impl Into<SharedString>,
5906    workspace: &mut Workspace,
5907    output: &str,
5908    window: &mut Window,
5909    cx: &mut Context<Workspace>,
5910) {
5911    let operation = operation.into();
5912    let buffer = cx.new(|cx| Buffer::local(output, cx));
5913    buffer.update(cx, |buffer, cx| {
5914        buffer.set_capability(language::Capability::ReadOnly, cx);
5915    });
5916    let editor = cx.new(|cx| {
5917        let mut editor = Editor::for_buffer(buffer, None, window, cx);
5918        editor.buffer().update(cx, |buffer, cx| {
5919            buffer.set_title(format!("Output from git {operation}"), cx);
5920        });
5921        editor.set_read_only(true);
5922        editor
5923    });
5924
5925    workspace.add_item_to_center(Box::new(editor), window, cx);
5926}
5927
5928pub(crate) fn show_error_toast(
5929    workspace: Entity<Workspace>,
5930    action: impl Into<SharedString>,
5931    e: anyhow::Error,
5932    cx: &mut App,
5933) {
5934    let action = action.into();
5935    let message = e.to_string().trim().to_string();
5936    if message
5937        .matches(git::repository::REMOTE_CANCELLED_BY_USER)
5938        .next()
5939        .is_some()
5940    { // Hide the cancelled by user message
5941    } else {
5942        workspace.update(cx, |workspace, cx| {
5943            let workspace_weak = cx.weak_entity();
5944            let toast = StatusToast::new(format!("git {} failed", action), cx, |this, _cx| {
5945                this.icon(ToastIcon::new(IconName::XCircle).color(Color::Error))
5946                    .action("View Log", move |window, cx| {
5947                        let message = message.clone();
5948                        let action = action.clone();
5949                        workspace_weak
5950                            .update(cx, move |workspace, cx| {
5951                                open_output(action, workspace, &message, window, cx)
5952                            })
5953                            .ok();
5954                    })
5955            });
5956            workspace.toggle_status_toast(toast, cx)
5957        });
5958    }
5959}
5960
5961#[cfg(test)]
5962mod tests {
5963    use git::{
5964        repository::repo_path,
5965        status::{StatusCode, UnmergedStatus, UnmergedStatusCode},
5966    };
5967    use gpui::{TestAppContext, UpdateGlobal, VisualTestContext};
5968    use indoc::indoc;
5969    use project::FakeFs;
5970    use serde_json::json;
5971    use settings::SettingsStore;
5972    use theme::LoadThemes;
5973    use util::path;
5974    use util::rel_path::rel_path;
5975
5976    use super::*;
5977
5978    fn init_test(cx: &mut gpui::TestAppContext) {
5979        zlog::init_test();
5980
5981        cx.update(|cx| {
5982            let settings_store = SettingsStore::test(cx);
5983            cx.set_global(settings_store);
5984            theme::init(LoadThemes::JustBase, cx);
5985            editor::init(cx);
5986            crate::init(cx);
5987        });
5988    }
5989
5990    #[gpui::test]
5991    async fn test_entry_worktree_paths(cx: &mut TestAppContext) {
5992        init_test(cx);
5993        let fs = FakeFs::new(cx.background_executor.clone());
5994        fs.insert_tree(
5995            "/root",
5996            json!({
5997                "zed": {
5998                    ".git": {},
5999                    "crates": {
6000                        "gpui": {
6001                            "gpui.rs": "fn main() {}"
6002                        },
6003                        "util": {
6004                            "util.rs": "fn do_it() {}"
6005                        }
6006                    }
6007                },
6008            }),
6009        )
6010        .await;
6011
6012        fs.set_status_for_repo(
6013            Path::new(path!("/root/zed/.git")),
6014            &[
6015                ("crates/gpui/gpui.rs", StatusCode::Modified.worktree()),
6016                ("crates/util/util.rs", StatusCode::Modified.worktree()),
6017            ],
6018        );
6019
6020        let project =
6021            Project::test(fs.clone(), [path!("/root/zed/crates/gpui").as_ref()], cx).await;
6022        let workspace =
6023            cx.add_window(|window, cx| Workspace::test_new(project.clone(), window, cx));
6024        let cx = &mut VisualTestContext::from_window(*workspace, cx);
6025
6026        cx.read(|cx| {
6027            project
6028                .read(cx)
6029                .worktrees(cx)
6030                .next()
6031                .unwrap()
6032                .read(cx)
6033                .as_local()
6034                .unwrap()
6035                .scan_complete()
6036        })
6037        .await;
6038
6039        cx.executor().run_until_parked();
6040
6041        let panel = workspace.update(cx, GitPanel::new).unwrap();
6042
6043        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6044            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6045        });
6046        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6047        handle.await;
6048
6049        let entries = panel.read_with(cx, |panel, _| panel.entries.clone());
6050        pretty_assertions::assert_eq!(
6051            entries,
6052            [
6053                GitListEntry::Header(GitHeaderEntry {
6054                    header: Section::Tracked
6055                }),
6056                GitListEntry::Status(GitStatusEntry {
6057                    repo_path: repo_path("crates/gpui/gpui.rs"),
6058                    status: StatusCode::Modified.worktree(),
6059                    staging: StageStatus::Unstaged,
6060                }),
6061                GitListEntry::Status(GitStatusEntry {
6062                    repo_path: repo_path("crates/util/util.rs"),
6063                    status: StatusCode::Modified.worktree(),
6064                    staging: StageStatus::Unstaged,
6065                },),
6066            ],
6067        );
6068
6069        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6070            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6071        });
6072        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6073        handle.await;
6074        let entries = panel.read_with(cx, |panel, _| panel.entries.clone());
6075        pretty_assertions::assert_eq!(
6076            entries,
6077            [
6078                GitListEntry::Header(GitHeaderEntry {
6079                    header: Section::Tracked
6080                }),
6081                GitListEntry::Status(GitStatusEntry {
6082                    repo_path: repo_path("crates/gpui/gpui.rs"),
6083                    status: StatusCode::Modified.worktree(),
6084                    staging: StageStatus::Unstaged,
6085                }),
6086                GitListEntry::Status(GitStatusEntry {
6087                    repo_path: repo_path("crates/util/util.rs"),
6088                    status: StatusCode::Modified.worktree(),
6089                    staging: StageStatus::Unstaged,
6090                },),
6091            ],
6092        );
6093    }
6094
6095    #[gpui::test]
6096    async fn test_bulk_staging(cx: &mut TestAppContext) {
6097        use GitListEntry::*;
6098
6099        init_test(cx);
6100        let fs = FakeFs::new(cx.background_executor.clone());
6101        fs.insert_tree(
6102            "/root",
6103            json!({
6104                "project": {
6105                    ".git": {},
6106                    "src": {
6107                        "main.rs": "fn main() {}",
6108                        "lib.rs": "pub fn hello() {}",
6109                        "utils.rs": "pub fn util() {}"
6110                    },
6111                    "tests": {
6112                        "test.rs": "fn test() {}"
6113                    },
6114                    "new_file.txt": "new content",
6115                    "another_new.rs": "// new file",
6116                    "conflict.txt": "conflicted content"
6117                }
6118            }),
6119        )
6120        .await;
6121
6122        fs.set_status_for_repo(
6123            Path::new(path!("/root/project/.git")),
6124            &[
6125                ("src/main.rs", StatusCode::Modified.worktree()),
6126                ("src/lib.rs", StatusCode::Modified.worktree()),
6127                ("tests/test.rs", StatusCode::Modified.worktree()),
6128                ("new_file.txt", FileStatus::Untracked),
6129                ("another_new.rs", FileStatus::Untracked),
6130                ("src/utils.rs", FileStatus::Untracked),
6131                (
6132                    "conflict.txt",
6133                    UnmergedStatus {
6134                        first_head: UnmergedStatusCode::Updated,
6135                        second_head: UnmergedStatusCode::Updated,
6136                    }
6137                    .into(),
6138                ),
6139            ],
6140        );
6141
6142        let project = Project::test(fs.clone(), [Path::new(path!("/root/project"))], cx).await;
6143        let workspace =
6144            cx.add_window(|window, cx| Workspace::test_new(project.clone(), window, cx));
6145        let cx = &mut VisualTestContext::from_window(*workspace, cx);
6146
6147        cx.read(|cx| {
6148            project
6149                .read(cx)
6150                .worktrees(cx)
6151                .next()
6152                .unwrap()
6153                .read(cx)
6154                .as_local()
6155                .unwrap()
6156                .scan_complete()
6157        })
6158        .await;
6159
6160        cx.executor().run_until_parked();
6161
6162        let panel = workspace.update(cx, GitPanel::new).unwrap();
6163
6164        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6165            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6166        });
6167        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6168        handle.await;
6169
6170        let entries = panel.read_with(cx, |panel, _| panel.entries.clone());
6171        #[rustfmt::skip]
6172        pretty_assertions::assert_matches!(
6173            entries.as_slice(),
6174            &[
6175                Header(GitHeaderEntry { header: Section::Conflict }),
6176                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6177                Header(GitHeaderEntry { header: Section::Tracked }),
6178                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6179                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6180                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6181                Header(GitHeaderEntry { header: Section::New }),
6182                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6183                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6184                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6185            ],
6186        );
6187
6188        let second_status_entry = entries[3].clone();
6189        panel.update_in(cx, |panel, window, cx| {
6190            panel.toggle_staged_for_entry(&second_status_entry, window, cx);
6191        });
6192
6193        panel.update_in(cx, |panel, window, cx| {
6194            panel.selected_entry = Some(7);
6195            panel.stage_range(&git::StageRange, window, cx);
6196        });
6197
6198        cx.read(|cx| {
6199            project
6200                .read(cx)
6201                .worktrees(cx)
6202                .next()
6203                .unwrap()
6204                .read(cx)
6205                .as_local()
6206                .unwrap()
6207                .scan_complete()
6208        })
6209        .await;
6210
6211        cx.executor().run_until_parked();
6212
6213        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6214            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6215        });
6216        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6217        handle.await;
6218
6219        let entries = panel.read_with(cx, |panel, _| panel.entries.clone());
6220        #[rustfmt::skip]
6221        pretty_assertions::assert_matches!(
6222            entries.as_slice(),
6223            &[
6224                Header(GitHeaderEntry { header: Section::Conflict }),
6225                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6226                Header(GitHeaderEntry { header: Section::Tracked }),
6227                Status(GitStatusEntry { staging: StageStatus::Staged, .. }),
6228                Status(GitStatusEntry { staging: StageStatus::Staged, .. }),
6229                Status(GitStatusEntry { staging: StageStatus::Staged, .. }),
6230                Header(GitHeaderEntry { header: Section::New }),
6231                Status(GitStatusEntry { staging: StageStatus::Staged, .. }),
6232                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6233                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6234            ],
6235        );
6236
6237        let third_status_entry = entries[4].clone();
6238        panel.update_in(cx, |panel, window, cx| {
6239            panel.toggle_staged_for_entry(&third_status_entry, window, cx);
6240        });
6241
6242        panel.update_in(cx, |panel, window, cx| {
6243            panel.selected_entry = Some(9);
6244            panel.stage_range(&git::StageRange, window, cx);
6245        });
6246
6247        cx.read(|cx| {
6248            project
6249                .read(cx)
6250                .worktrees(cx)
6251                .next()
6252                .unwrap()
6253                .read(cx)
6254                .as_local()
6255                .unwrap()
6256                .scan_complete()
6257        })
6258        .await;
6259
6260        cx.executor().run_until_parked();
6261
6262        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6263            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6264        });
6265        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6266        handle.await;
6267
6268        let entries = panel.read_with(cx, |panel, _| panel.entries.clone());
6269        #[rustfmt::skip]
6270        pretty_assertions::assert_matches!(
6271            entries.as_slice(),
6272            &[
6273                Header(GitHeaderEntry { header: Section::Conflict }),
6274                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6275                Header(GitHeaderEntry { header: Section::Tracked }),
6276                Status(GitStatusEntry { staging: StageStatus::Staged, .. }),
6277                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6278                Status(GitStatusEntry { staging: StageStatus::Staged, .. }),
6279                Header(GitHeaderEntry { header: Section::New }),
6280                Status(GitStatusEntry { staging: StageStatus::Staged, .. }),
6281                Status(GitStatusEntry { staging: StageStatus::Staged, .. }),
6282                Status(GitStatusEntry { staging: StageStatus::Staged, .. }),
6283            ],
6284        );
6285    }
6286
6287    #[gpui::test]
6288    async fn test_bulk_staging_with_sort_by_paths(cx: &mut TestAppContext) {
6289        use GitListEntry::*;
6290
6291        init_test(cx);
6292        let fs = FakeFs::new(cx.background_executor.clone());
6293        fs.insert_tree(
6294            "/root",
6295            json!({
6296                "project": {
6297                    ".git": {},
6298                    "src": {
6299                        "main.rs": "fn main() {}",
6300                        "lib.rs": "pub fn hello() {}",
6301                        "utils.rs": "pub fn util() {}"
6302                    },
6303                    "tests": {
6304                        "test.rs": "fn test() {}"
6305                    },
6306                    "new_file.txt": "new content",
6307                    "another_new.rs": "// new file",
6308                    "conflict.txt": "conflicted content"
6309                }
6310            }),
6311        )
6312        .await;
6313
6314        fs.set_status_for_repo(
6315            Path::new(path!("/root/project/.git")),
6316            &[
6317                ("src/main.rs", StatusCode::Modified.worktree()),
6318                ("src/lib.rs", StatusCode::Modified.worktree()),
6319                ("tests/test.rs", StatusCode::Modified.worktree()),
6320                ("new_file.txt", FileStatus::Untracked),
6321                ("another_new.rs", FileStatus::Untracked),
6322                ("src/utils.rs", FileStatus::Untracked),
6323                (
6324                    "conflict.txt",
6325                    UnmergedStatus {
6326                        first_head: UnmergedStatusCode::Updated,
6327                        second_head: UnmergedStatusCode::Updated,
6328                    }
6329                    .into(),
6330                ),
6331            ],
6332        );
6333
6334        let project = Project::test(fs.clone(), [Path::new(path!("/root/project"))], cx).await;
6335        let workspace =
6336            cx.add_window(|window, cx| Workspace::test_new(project.clone(), window, cx));
6337        let cx = &mut VisualTestContext::from_window(*workspace, cx);
6338
6339        cx.read(|cx| {
6340            project
6341                .read(cx)
6342                .worktrees(cx)
6343                .next()
6344                .unwrap()
6345                .read(cx)
6346                .as_local()
6347                .unwrap()
6348                .scan_complete()
6349        })
6350        .await;
6351
6352        cx.executor().run_until_parked();
6353
6354        let panel = workspace.update(cx, GitPanel::new).unwrap();
6355
6356        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6357            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6358        });
6359        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6360        handle.await;
6361
6362        let entries = panel.read_with(cx, |panel, _| panel.entries.clone());
6363        #[rustfmt::skip]
6364        pretty_assertions::assert_matches!(
6365            entries.as_slice(),
6366            &[
6367                Header(GitHeaderEntry { header: Section::Conflict }),
6368                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6369                Header(GitHeaderEntry { header: Section::Tracked }),
6370                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6371                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6372                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6373                Header(GitHeaderEntry { header: Section::New }),
6374                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6375                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6376                Status(GitStatusEntry { staging: StageStatus::Unstaged, .. }),
6377            ],
6378        );
6379
6380        assert_entry_paths(
6381            &entries,
6382            &[
6383                None,
6384                Some("conflict.txt"),
6385                None,
6386                Some("src/lib.rs"),
6387                Some("src/main.rs"),
6388                Some("tests/test.rs"),
6389                None,
6390                Some("another_new.rs"),
6391                Some("new_file.txt"),
6392                Some("src/utils.rs"),
6393            ],
6394        );
6395
6396        let second_status_entry = entries[3].clone();
6397        panel.update_in(cx, |panel, window, cx| {
6398            panel.toggle_staged_for_entry(&second_status_entry, window, cx);
6399        });
6400
6401        cx.update(|_window, cx| {
6402            SettingsStore::update_global(cx, |store, cx| {
6403                store.update_user_settings(cx, |settings| {
6404                    settings.git_panel.get_or_insert_default().sort_by_path = Some(true);
6405                })
6406            });
6407        });
6408
6409        panel.update_in(cx, |panel, window, cx| {
6410            panel.selected_entry = Some(7);
6411            panel.stage_range(&git::StageRange, window, cx);
6412        });
6413
6414        cx.read(|cx| {
6415            project
6416                .read(cx)
6417                .worktrees(cx)
6418                .next()
6419                .unwrap()
6420                .read(cx)
6421                .as_local()
6422                .unwrap()
6423                .scan_complete()
6424        })
6425        .await;
6426
6427        cx.executor().run_until_parked();
6428
6429        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6430            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6431        });
6432        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6433        handle.await;
6434
6435        let entries = panel.read_with(cx, |panel, _| panel.entries.clone());
6436        #[rustfmt::skip]
6437        pretty_assertions::assert_matches!(
6438            entries.as_slice(),
6439            &[
6440                Status(GitStatusEntry { status: FileStatus::Untracked, staging: StageStatus::Unstaged, .. }),
6441                Status(GitStatusEntry { status: FileStatus::Unmerged(..), staging: StageStatus::Unstaged, .. }),
6442                Status(GitStatusEntry { status: FileStatus::Untracked, staging: StageStatus::Unstaged, .. }),
6443                Status(GitStatusEntry { status: FileStatus::Tracked(..), staging: StageStatus::Staged, .. }),
6444                Status(GitStatusEntry { status: FileStatus::Tracked(..), staging: StageStatus::Unstaged, .. }),
6445                Status(GitStatusEntry { status: FileStatus::Untracked, staging: StageStatus::Unstaged, .. }),
6446                Status(GitStatusEntry { status: FileStatus::Tracked(..), staging: StageStatus::Unstaged, .. }),
6447            ],
6448        );
6449
6450        assert_entry_paths(
6451            &entries,
6452            &[
6453                Some("another_new.rs"),
6454                Some("conflict.txt"),
6455                Some("new_file.txt"),
6456                Some("src/lib.rs"),
6457                Some("src/main.rs"),
6458                Some("src/utils.rs"),
6459                Some("tests/test.rs"),
6460            ],
6461        );
6462
6463        let third_status_entry = entries[4].clone();
6464        panel.update_in(cx, |panel, window, cx| {
6465            panel.toggle_staged_for_entry(&third_status_entry, window, cx);
6466        });
6467
6468        panel.update_in(cx, |panel, window, cx| {
6469            panel.selected_entry = Some(9);
6470            panel.stage_range(&git::StageRange, window, cx);
6471        });
6472
6473        cx.read(|cx| {
6474            project
6475                .read(cx)
6476                .worktrees(cx)
6477                .next()
6478                .unwrap()
6479                .read(cx)
6480                .as_local()
6481                .unwrap()
6482                .scan_complete()
6483        })
6484        .await;
6485
6486        cx.executor().run_until_parked();
6487
6488        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6489            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6490        });
6491        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6492        handle.await;
6493
6494        let entries = panel.read_with(cx, |panel, _| panel.entries.clone());
6495        #[rustfmt::skip]
6496        pretty_assertions::assert_matches!(
6497            entries.as_slice(),
6498            &[
6499                Status(GitStatusEntry { status: FileStatus::Untracked, staging: StageStatus::Unstaged, .. }),
6500                Status(GitStatusEntry { status: FileStatus::Unmerged(..), staging: StageStatus::Unstaged, .. }),
6501                Status(GitStatusEntry { status: FileStatus::Untracked, staging: StageStatus::Unstaged, .. }),
6502                Status(GitStatusEntry { status: FileStatus::Tracked(..), staging: StageStatus::Staged, .. }),
6503                Status(GitStatusEntry { status: FileStatus::Tracked(..), staging: StageStatus::Staged, .. }),
6504                Status(GitStatusEntry { status: FileStatus::Untracked, staging: StageStatus::Unstaged, .. }),
6505                Status(GitStatusEntry { status: FileStatus::Tracked(..), staging: StageStatus::Unstaged, .. }),
6506            ],
6507        );
6508
6509        assert_entry_paths(
6510            &entries,
6511            &[
6512                Some("another_new.rs"),
6513                Some("conflict.txt"),
6514                Some("new_file.txt"),
6515                Some("src/lib.rs"),
6516                Some("src/main.rs"),
6517                Some("src/utils.rs"),
6518                Some("tests/test.rs"),
6519            ],
6520        );
6521    }
6522
6523    #[gpui::test]
6524    async fn test_amend_commit_message_handling(cx: &mut TestAppContext) {
6525        init_test(cx);
6526        let fs = FakeFs::new(cx.background_executor.clone());
6527        fs.insert_tree(
6528            "/root",
6529            json!({
6530                "project": {
6531                    ".git": {},
6532                    "src": {
6533                        "main.rs": "fn main() {}"
6534                    }
6535                }
6536            }),
6537        )
6538        .await;
6539
6540        fs.set_status_for_repo(
6541            Path::new(path!("/root/project/.git")),
6542            &[("src/main.rs", StatusCode::Modified.worktree())],
6543        );
6544
6545        let project = Project::test(fs.clone(), [Path::new(path!("/root/project"))], cx).await;
6546        let workspace =
6547            cx.add_window(|window, cx| Workspace::test_new(project.clone(), window, cx));
6548        let cx = &mut VisualTestContext::from_window(*workspace, cx);
6549
6550        let panel = workspace.update(cx, GitPanel::new).unwrap();
6551
6552        // Test: User has commit message, enables amend (saves message), then disables (restores message)
6553        panel.update(cx, |panel, cx| {
6554            panel.commit_message_buffer(cx).update(cx, |buffer, cx| {
6555                let start = buffer.anchor_before(0);
6556                let end = buffer.anchor_after(buffer.len());
6557                buffer.edit([(start..end, "Initial commit message")], None, cx);
6558            });
6559
6560            panel.set_amend_pending(true, cx);
6561            assert!(panel.original_commit_message.is_some());
6562
6563            panel.set_amend_pending(false, cx);
6564            let current_message = panel.commit_message_buffer(cx).read(cx).text();
6565            assert_eq!(current_message, "Initial commit message");
6566            assert!(panel.original_commit_message.is_none());
6567        });
6568
6569        // Test: User has empty commit message, enables amend, then disables (clears message)
6570        panel.update(cx, |panel, cx| {
6571            panel.commit_message_buffer(cx).update(cx, |buffer, cx| {
6572                let start = buffer.anchor_before(0);
6573                let end = buffer.anchor_after(buffer.len());
6574                buffer.edit([(start..end, "")], None, cx);
6575            });
6576
6577            panel.set_amend_pending(true, cx);
6578            assert!(panel.original_commit_message.is_none());
6579
6580            panel.commit_message_buffer(cx).update(cx, |buffer, cx| {
6581                let start = buffer.anchor_before(0);
6582                let end = buffer.anchor_after(buffer.len());
6583                buffer.edit([(start..end, "Previous commit message")], None, cx);
6584            });
6585
6586            panel.set_amend_pending(false, cx);
6587            let current_message = panel.commit_message_buffer(cx).read(cx).text();
6588            assert_eq!(current_message, "");
6589        });
6590    }
6591
6592    #[gpui::test]
6593    async fn test_amend(cx: &mut TestAppContext) {
6594        init_test(cx);
6595        let fs = FakeFs::new(cx.background_executor.clone());
6596        fs.insert_tree(
6597            "/root",
6598            json!({
6599                "project": {
6600                    ".git": {},
6601                    "src": {
6602                        "main.rs": "fn main() {}"
6603                    }
6604                }
6605            }),
6606        )
6607        .await;
6608
6609        fs.set_status_for_repo(
6610            Path::new(path!("/root/project/.git")),
6611            &[("src/main.rs", StatusCode::Modified.worktree())],
6612        );
6613
6614        let project = Project::test(fs.clone(), [Path::new(path!("/root/project"))], cx).await;
6615        let workspace =
6616            cx.add_window(|window, cx| Workspace::test_new(project.clone(), window, cx));
6617        let cx = &mut VisualTestContext::from_window(*workspace, cx);
6618
6619        // Wait for the project scanning to finish so that `head_commit(cx)` is
6620        // actually set, otherwise no head commit would be available from which
6621        // to fetch the latest commit message from.
6622        cx.executor().run_until_parked();
6623
6624        let panel = workspace.update(cx, GitPanel::new).unwrap();
6625        panel.read_with(cx, |panel, cx| {
6626            assert!(panel.active_repository.is_some());
6627            assert!(panel.head_commit(cx).is_some());
6628        });
6629
6630        panel.update_in(cx, |panel, window, cx| {
6631            // Update the commit editor's message to ensure that its contents
6632            // are later restored, after amending is finished.
6633            panel.commit_message_buffer(cx).update(cx, |buffer, cx| {
6634                buffer.set_text("refactor: update main.rs", cx);
6635            });
6636
6637            // Start amending the previous commit.
6638            panel.focus_editor(&Default::default(), window, cx);
6639            panel.on_amend(&Amend, window, cx);
6640        });
6641
6642        // Since `GitPanel.amend` attempts to fetch the latest commit message in
6643        // a background task, we need to wait for it to complete before being
6644        // able to assert that the commit message editor's state has been
6645        // updated.
6646        cx.run_until_parked();
6647
6648        panel.update_in(cx, |panel, window, cx| {
6649            assert_eq!(
6650                panel.commit_message_buffer(cx).read(cx).text(),
6651                "initial commit"
6652            );
6653            assert_eq!(
6654                panel.original_commit_message,
6655                Some("refactor: update main.rs".to_string())
6656            );
6657
6658            // Finish amending the previous commit.
6659            panel.focus_editor(&Default::default(), window, cx);
6660            panel.on_amend(&Amend, window, cx);
6661        });
6662
6663        // Since the actual commit logic is run in a background task, we need to
6664        // await its completion to actually ensure that the commit message
6665        // editor's contents are set to the original message and haven't been
6666        // cleared.
6667        cx.run_until_parked();
6668
6669        panel.update_in(cx, |panel, _window, cx| {
6670            // After amending, the commit editor's message should be restored to
6671            // the original message.
6672            assert_eq!(
6673                panel.commit_message_buffer(cx).read(cx).text(),
6674                "refactor: update main.rs"
6675            );
6676            assert!(panel.original_commit_message.is_none());
6677        });
6678    }
6679
6680    #[gpui::test]
6681    async fn test_open_diff(cx: &mut TestAppContext) {
6682        init_test(cx);
6683
6684        let fs = FakeFs::new(cx.background_executor.clone());
6685        fs.insert_tree(
6686            path!("/project"),
6687            json!({
6688                ".git": {},
6689                "tracked": "tracked\n",
6690                "untracked": "\n",
6691            }),
6692        )
6693        .await;
6694
6695        fs.set_head_and_index_for_repo(
6696            path!("/project/.git").as_ref(),
6697            &[("tracked", "old tracked\n".into())],
6698        );
6699
6700        let project = Project::test(fs.clone(), [Path::new(path!("/project"))], cx).await;
6701        let workspace =
6702            cx.add_window(|window, cx| Workspace::test_new(project.clone(), window, cx));
6703        let cx = &mut VisualTestContext::from_window(*workspace, cx);
6704        let panel = workspace.update(cx, GitPanel::new).unwrap();
6705
6706        // Enable the `sort_by_path` setting and wait for entries to be updated,
6707        // as there should no longer be separators between Tracked and Untracked
6708        // files.
6709        cx.update(|_window, cx| {
6710            SettingsStore::update_global(cx, |store, cx| {
6711                store.update_user_settings(cx, |settings| {
6712                    settings.git_panel.get_or_insert_default().sort_by_path = Some(true);
6713                })
6714            });
6715        });
6716
6717        cx.update_window_entity(&panel, |panel, _, _| {
6718            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6719        })
6720        .await;
6721
6722        // Confirm that `Open Diff` still works for the untracked file, updating
6723        // the Project Diff's active path.
6724        panel.update_in(cx, |panel, window, cx| {
6725            panel.selected_entry = Some(1);
6726            panel.open_diff(&Confirm, window, cx);
6727        });
6728        cx.run_until_parked();
6729
6730        let _ = workspace.update(cx, |workspace, _window, cx| {
6731            let active_path = workspace
6732                .item_of_type::<ProjectDiff>(cx)
6733                .expect("ProjectDiff should exist")
6734                .read(cx)
6735                .active_path(cx)
6736                .expect("active_path should exist");
6737
6738            assert_eq!(active_path.path, rel_path("untracked").into_arc());
6739        });
6740    }
6741
6742    fn assert_entry_paths(entries: &[GitListEntry], expected_paths: &[Option<&str>]) {
6743        assert_eq!(entries.len(), expected_paths.len());
6744        for (entry, expected_path) in entries.iter().zip(expected_paths) {
6745            assert_eq!(
6746                entry.status_entry().map(|status| status
6747                    .repo_path
6748                    .as_ref()
6749                    .as_std_path()
6750                    .to_string_lossy()
6751                    .to_string()),
6752                expected_path.map(|s| s.to_string())
6753            );
6754        }
6755    }
6756
6757    #[test]
6758    fn test_compress_diff_no_truncation() {
6759        let diff = indoc! {"
6760            --- a/file.txt
6761            +++ b/file.txt
6762            @@ -1,2 +1,2 @@
6763            -old
6764            +new
6765        "};
6766        let result = GitPanel::compress_commit_diff(diff, 1000);
6767        assert_eq!(result, diff);
6768    }
6769
6770    #[test]
6771    fn test_compress_diff_truncate_long_lines() {
6772        let long_line = "🦀".repeat(300);
6773        let diff = indoc::formatdoc! {"
6774            --- a/file.txt
6775            +++ b/file.txt
6776            @@ -1,2 +1,3 @@
6777             context
6778            +{}
6779             more context
6780        ", long_line};
6781        let result = GitPanel::compress_commit_diff(&diff, 100);
6782        assert!(result.contains("...[truncated]"));
6783        assert!(result.len() < diff.len());
6784    }
6785
6786    #[test]
6787    fn test_compress_diff_truncate_hunks() {
6788        let diff = indoc! {"
6789            --- a/file.txt
6790            +++ b/file.txt
6791            @@ -1,2 +1,2 @@
6792             context
6793            -old1
6794            +new1
6795            @@ -5,2 +5,2 @@
6796             context 2
6797            -old2
6798            +new2
6799            @@ -10,2 +10,2 @@
6800             context 3
6801            -old3
6802            +new3
6803        "};
6804        let result = GitPanel::compress_commit_diff(diff, 100);
6805        let expected = indoc! {"
6806            --- a/file.txt
6807            +++ b/file.txt
6808            @@ -1,2 +1,2 @@
6809             context
6810            -old1
6811            +new1
6812            [...skipped 2 hunks...]
6813        "};
6814        assert_eq!(result, expected);
6815    }
6816
6817    #[gpui::test]
6818    async fn test_suggest_commit_message(cx: &mut TestAppContext) {
6819        init_test(cx);
6820
6821        let fs = FakeFs::new(cx.background_executor.clone());
6822        fs.insert_tree(
6823            path!("/project"),
6824            json!({
6825                ".git": {},
6826                "tracked": "tracked\n",
6827                "untracked": "\n",
6828            }),
6829        )
6830        .await;
6831
6832        fs.set_head_and_index_for_repo(
6833            path!("/project/.git").as_ref(),
6834            &[("tracked", "old tracked\n".into())],
6835        );
6836
6837        let project = Project::test(fs.clone(), [Path::new(path!("/project"))], cx).await;
6838        let workspace =
6839            cx.add_window(|window, cx| Workspace::test_new(project.clone(), window, cx));
6840        let cx = &mut VisualTestContext::from_window(*workspace, cx);
6841        let panel = workspace.update(cx, GitPanel::new).unwrap();
6842
6843        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6844            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6845        });
6846        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6847        handle.await;
6848
6849        let entries = panel.read_with(cx, |panel, _| panel.entries.clone());
6850
6851        // GitPanel
6852        // - Tracked:
6853        // - [] tracked
6854        // - Untracked
6855        // - [] untracked
6856        //
6857        // The commit message should now read:
6858        // "Update tracked"
6859        let message = panel.update(cx, |panel, cx| panel.suggest_commit_message(cx));
6860        assert_eq!(message, Some("Update tracked".to_string()));
6861
6862        let first_status_entry = entries[1].clone();
6863        panel.update_in(cx, |panel, window, cx| {
6864            panel.toggle_staged_for_entry(&first_status_entry, window, cx);
6865        });
6866
6867        cx.read(|cx| {
6868            project
6869                .read(cx)
6870                .worktrees(cx)
6871                .next()
6872                .unwrap()
6873                .read(cx)
6874                .as_local()
6875                .unwrap()
6876                .scan_complete()
6877        })
6878        .await;
6879
6880        cx.executor().run_until_parked();
6881
6882        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6883            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6884        });
6885        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6886        handle.await;
6887
6888        // GitPanel
6889        // - Tracked:
6890        // - [x] tracked
6891        // - Untracked
6892        // - [] untracked
6893        //
6894        // The commit message should still read:
6895        // "Update tracked"
6896        let message = panel.update(cx, |panel, cx| panel.suggest_commit_message(cx));
6897        assert_eq!(message, Some("Update tracked".to_string()));
6898
6899        let second_status_entry = entries[3].clone();
6900        panel.update_in(cx, |panel, window, cx| {
6901            panel.toggle_staged_for_entry(&second_status_entry, window, cx);
6902        });
6903
6904        cx.read(|cx| {
6905            project
6906                .read(cx)
6907                .worktrees(cx)
6908                .next()
6909                .unwrap()
6910                .read(cx)
6911                .as_local()
6912                .unwrap()
6913                .scan_complete()
6914        })
6915        .await;
6916
6917        cx.executor().run_until_parked();
6918
6919        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6920            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6921        });
6922        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6923        handle.await;
6924
6925        // GitPanel
6926        // - Tracked:
6927        // - [x] tracked
6928        // - Untracked
6929        // - [x] untracked
6930        //
6931        // The commit message should now read:
6932        // "Enter commit message"
6933        // (which means we should see None returned).
6934        let message = panel.update(cx, |panel, cx| panel.suggest_commit_message(cx));
6935        assert!(message.is_none());
6936
6937        panel.update_in(cx, |panel, window, cx| {
6938            panel.toggle_staged_for_entry(&first_status_entry, window, cx);
6939        });
6940
6941        cx.read(|cx| {
6942            project
6943                .read(cx)
6944                .worktrees(cx)
6945                .next()
6946                .unwrap()
6947                .read(cx)
6948                .as_local()
6949                .unwrap()
6950                .scan_complete()
6951        })
6952        .await;
6953
6954        cx.executor().run_until_parked();
6955
6956        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6957            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6958        });
6959        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6960        handle.await;
6961
6962        // GitPanel
6963        // - Tracked:
6964        // - [] tracked
6965        // - Untracked
6966        // - [x] untracked
6967        //
6968        // The commit message should now read:
6969        // "Update untracked"
6970        let message = panel.update(cx, |panel, cx| panel.suggest_commit_message(cx));
6971        assert_eq!(message, Some("Create untracked".to_string()));
6972
6973        panel.update_in(cx, |panel, window, cx| {
6974            panel.toggle_staged_for_entry(&second_status_entry, window, cx);
6975        });
6976
6977        cx.read(|cx| {
6978            project
6979                .read(cx)
6980                .worktrees(cx)
6981                .next()
6982                .unwrap()
6983                .read(cx)
6984                .as_local()
6985                .unwrap()
6986                .scan_complete()
6987        })
6988        .await;
6989
6990        cx.executor().run_until_parked();
6991
6992        let handle = cx.update_window_entity(&panel, |panel, _, _| {
6993            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
6994        });
6995        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
6996        handle.await;
6997
6998        // GitPanel
6999        // - Tracked:
7000        // - [] tracked
7001        // - Untracked
7002        // - [] untracked
7003        //
7004        // The commit message should now read:
7005        // "Update tracked"
7006        let message = panel.update(cx, |panel, cx| panel.suggest_commit_message(cx));
7007        assert_eq!(message, Some("Update tracked".to_string()));
7008    }
7009}