1use crate::askpass_modal::AskPassModal;
   2use crate::commit_modal::CommitModal;
   3use crate::git_panel_settings::StatusStyle;
   4use crate::project_diff::Diff;
   5use crate::remote_output::{self, RemoteAction, SuccessMessage};
   6use crate::repository_selector::filtered_repository_entries;
   7use crate::{branch_picker, render_remote_button};
   8use crate::{
   9    git_panel_settings::GitPanelSettings, git_status_icon, repository_selector::RepositorySelector,
  10};
  11use crate::{picker_prompt, project_diff, ProjectDiff};
  12use anyhow::Result;
  13use askpass::AskPassDelegate;
  14use assistant_settings::AssistantSettings;
  15use db::kvp::KEY_VALUE_STORE;
  16use editor::commit_tooltip::CommitTooltip;
  17
  18use editor::{
  19    scroll::ScrollbarAutoHide, Editor, EditorElement, EditorMode, EditorSettings, MultiBuffer,
  20    ShowScrollbar,
  21};
  22use futures::StreamExt as _;
  23use git::repository::{
  24    Branch, CommitDetails, CommitSummary, DiffType, PushOptions, Remote, RemoteCommandOutput,
  25    ResetMode, Upstream, UpstreamTracking, UpstreamTrackingStatus,
  26};
  27use git::status::StageStatus;
  28use git::{repository::RepoPath, status::FileStatus, Commit, ToggleStaged};
  29use git::{ExpandCommitEditor, RestoreTrackedFiles, StageAll, TrashUntrackedFiles, UnstageAll};
  30use gpui::{
  31    actions, anchored, deferred, percentage, uniform_list, Action, Animation, AnimationExt as _,
  32    Axis, ClickEvent, Corner, DismissEvent, Entity, EventEmitter, FocusHandle, Focusable,
  33    KeyContext, ListHorizontalSizingBehavior, ListSizingBehavior, Modifiers, ModifiersChangedEvent,
  34    MouseButton, MouseDownEvent, Point, PromptLevel, ScrollStrategy, Subscription, Task,
  35    Transformation, UniformListScrollHandle, WeakEntity,
  36};
  37use itertools::Itertools;
  38use language::{Buffer, File};
  39use language_model::{
  40    LanguageModel, LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage, Role,
  41};
  42use menu::{Confirm, SecondaryConfirm, SelectFirst, SelectLast, SelectNext, SelectPrevious};
  43use multi_buffer::ExcerptInfo;
  44use panel::{
  45    panel_button, panel_editor_container, panel_editor_style, panel_filled_button,
  46    panel_icon_button, PanelHeader,
  47};
  48use project::{
  49    git::{GitEvent, Repository},
  50    Fs, Project, ProjectPath,
  51};
  52use serde::{Deserialize, Serialize};
  53use settings::{Settings as _, SettingsStore};
  54use std::cell::RefCell;
  55use std::future::Future;
  56use std::path::{Path, PathBuf};
  57use std::rc::Rc;
  58use std::{collections::HashSet, sync::Arc, time::Duration, usize};
  59use strum::{IntoEnumIterator, VariantNames};
  60use time::OffsetDateTime;
  61use ui::{
  62    prelude::*, Checkbox, ContextMenu, ElevationIndex, PopoverMenu, Scrollbar, ScrollbarState,
  63    Tooltip,
  64};
  65use util::{maybe, post_inc, ResultExt, TryFutureExt};
  66use workspace::{AppState, OpenOptions, OpenVisible};
  67
  68use notifications::status_toast::{StatusToast, ToastIcon};
  69use workspace::{
  70    dock::{DockPosition, Panel, PanelEvent},
  71    notifications::DetachAndPromptErr,
  72    Workspace,
  73};
  74
  75actions!(
  76    git_panel,
  77    [
  78        Close,
  79        ToggleFocus,
  80        OpenMenu,
  81        FocusEditor,
  82        FocusChanges,
  83        ToggleFillCoAuthors,
  84        GenerateCommitMessage
  85    ]
  86);
  87
  88fn prompt<T>(
  89    msg: &str,
  90    detail: Option<&str>,
  91    window: &mut Window,
  92    cx: &mut App,
  93) -> Task<anyhow::Result<T>>
  94where
  95    T: IntoEnumIterator + VariantNames + 'static,
  96{
  97    let rx = window.prompt(PromptLevel::Info, msg, detail, &T::VARIANTS, cx);
  98    cx.spawn(|_| async move { Ok(T::iter().nth(rx.await?).unwrap()) })
  99}
 100
 101#[derive(strum::EnumIter, strum::VariantNames)]
 102#[strum(serialize_all = "title_case")]
 103enum TrashCancel {
 104    Trash,
 105    Cancel,
 106}
 107
 108fn git_panel_context_menu(
 109    focus_handle: FocusHandle,
 110    window: &mut Window,
 111    cx: &mut App,
 112) -> Entity<ContextMenu> {
 113    ContextMenu::build(window, cx, |context_menu, _, _| {
 114        context_menu
 115            .context(focus_handle)
 116            .action("Stage All", StageAll.boxed_clone())
 117            .action("Unstage All", UnstageAll.boxed_clone())
 118            .separator()
 119            .action("Open Diff", project_diff::Diff.boxed_clone())
 120            .separator()
 121            .action("Discard Tracked Changes", RestoreTrackedFiles.boxed_clone())
 122            .action("Trash Untracked Files", TrashUntrackedFiles.boxed_clone())
 123    })
 124}
 125
 126const GIT_PANEL_KEY: &str = "GitPanel";
 127
 128const UPDATE_DEBOUNCE: Duration = Duration::from_millis(50);
 129
 130pub fn register(workspace: &mut Workspace) {
 131    workspace.register_action(|workspace, _: &ToggleFocus, window, cx| {
 132        workspace.toggle_panel_focus::<GitPanel>(window, cx);
 133    });
 134    workspace.register_action(|workspace, _: &ExpandCommitEditor, window, cx| {
 135        CommitModal::toggle(workspace, window, cx)
 136    });
 137}
 138
 139#[derive(Debug, Clone)]
 140pub enum Event {
 141    Focus,
 142}
 143
 144#[derive(Serialize, Deserialize)]
 145struct SerializedGitPanel {
 146    width: Option<Pixels>,
 147}
 148
 149#[derive(Debug, PartialEq, Eq, Clone, Copy)]
 150enum Section {
 151    Conflict,
 152    Tracked,
 153    New,
 154}
 155
 156#[derive(Debug, PartialEq, Eq, Clone)]
 157struct GitHeaderEntry {
 158    header: Section,
 159}
 160
 161impl GitHeaderEntry {
 162    pub fn contains(&self, status_entry: &GitStatusEntry, repo: &Repository) -> bool {
 163        let this = &self.header;
 164        let status = status_entry.status;
 165        match this {
 166            Section::Conflict => repo.has_conflict(&status_entry.repo_path),
 167            Section::Tracked => !status.is_created(),
 168            Section::New => status.is_created(),
 169        }
 170    }
 171    pub fn title(&self) -> &'static str {
 172        match self.header {
 173            Section::Conflict => "Conflicts",
 174            Section::Tracked => "Tracked",
 175            Section::New => "Untracked",
 176        }
 177    }
 178}
 179
 180#[derive(Debug, PartialEq, Eq, Clone)]
 181enum GitListEntry {
 182    GitStatusEntry(GitStatusEntry),
 183    Header(GitHeaderEntry),
 184}
 185
 186impl GitListEntry {
 187    fn status_entry(&self) -> Option<&GitStatusEntry> {
 188        match self {
 189            GitListEntry::GitStatusEntry(entry) => Some(entry),
 190            _ => None,
 191        }
 192    }
 193}
 194
 195#[derive(Debug, PartialEq, Eq, Clone)]
 196pub struct GitStatusEntry {
 197    pub(crate) repo_path: RepoPath,
 198    pub(crate) worktree_path: Arc<Path>,
 199    pub(crate) abs_path: PathBuf,
 200    pub(crate) status: FileStatus,
 201    pub(crate) staging: StageStatus,
 202}
 203
 204impl GitStatusEntry {
 205    fn display_name(&self) -> String {
 206        self.worktree_path
 207            .file_name()
 208            .map(|name| name.to_string_lossy().into_owned())
 209            .unwrap_or_else(|| self.worktree_path.to_string_lossy().into_owned())
 210    }
 211
 212    fn parent_dir(&self) -> Option<String> {
 213        self.worktree_path
 214            .parent()
 215            .map(|parent| parent.to_string_lossy().into_owned())
 216    }
 217}
 218
 219#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 220enum TargetStatus {
 221    Staged,
 222    Unstaged,
 223    Reverted,
 224    Unchanged,
 225}
 226
 227struct PendingOperation {
 228    finished: bool,
 229    target_status: TargetStatus,
 230    entries: Vec<GitStatusEntry>,
 231    op_id: usize,
 232}
 233
 234type RemoteOperations = Rc<RefCell<HashSet<u32>>>;
 235
 236// computed state related to how to render scrollbars
 237// one per axis
 238// on render we just read this off the panel
 239// we update it when
 240// - settings change
 241// - on focus in, on focus out, on hover, etc.
 242#[derive(Debug)]
 243struct ScrollbarProperties {
 244    axis: Axis,
 245    show_scrollbar: bool,
 246    show_track: bool,
 247    auto_hide: bool,
 248    hide_task: Option<Task<()>>,
 249    state: ScrollbarState,
 250}
 251
 252impl ScrollbarProperties {
 253    // Shows the scrollbar and cancels any pending hide task
 254    fn show(&mut self, cx: &mut Context<GitPanel>) {
 255        if !self.auto_hide {
 256            return;
 257        }
 258        self.show_scrollbar = true;
 259        self.hide_task.take();
 260        cx.notify();
 261    }
 262
 263    fn hide(&mut self, window: &mut Window, cx: &mut Context<GitPanel>) {
 264        const SCROLLBAR_SHOW_INTERVAL: Duration = Duration::from_secs(1);
 265
 266        if !self.auto_hide {
 267            return;
 268        }
 269
 270        let axis = self.axis;
 271        self.hide_task = Some(cx.spawn_in(window, |panel, mut cx| async move {
 272            cx.background_executor()
 273                .timer(SCROLLBAR_SHOW_INTERVAL)
 274                .await;
 275
 276            if let Some(panel) = panel.upgrade() {
 277                panel
 278                    .update(&mut cx, |panel, cx| {
 279                        match axis {
 280                            Axis::Vertical => panel.vertical_scrollbar.show_scrollbar = false,
 281                            Axis::Horizontal => panel.horizontal_scrollbar.show_scrollbar = false,
 282                        }
 283                        cx.notify();
 284                    })
 285                    .log_err();
 286            }
 287        }));
 288    }
 289}
 290
 291pub struct GitPanel {
 292    remote_operation_id: u32,
 293    pending_remote_operations: RemoteOperations,
 294    pub(crate) active_repository: Option<Entity<Repository>>,
 295    pub(crate) commit_editor: Entity<Editor>,
 296    conflicted_count: usize,
 297    conflicted_staged_count: usize,
 298    current_modifiers: Modifiers,
 299    add_coauthors: bool,
 300    generate_commit_message_task: Option<Task<Option<()>>>,
 301    entries: Vec<GitListEntry>,
 302    single_staged_entry: Option<GitStatusEntry>,
 303    single_tracked_entry: Option<GitStatusEntry>,
 304    focus_handle: FocusHandle,
 305    fs: Arc<dyn Fs>,
 306    horizontal_scrollbar: ScrollbarProperties,
 307    vertical_scrollbar: ScrollbarProperties,
 308    new_count: usize,
 309    entry_count: usize,
 310    new_staged_count: usize,
 311    pending: Vec<PendingOperation>,
 312    pending_commit: Option<Task<()>>,
 313    pending_serialization: Task<Option<()>>,
 314    pub(crate) project: Entity<Project>,
 315    scroll_handle: UniformListScrollHandle,
 316    max_width_item_index: Option<usize>,
 317    selected_entry: Option<usize>,
 318    marked_entries: Vec<usize>,
 319    tracked_count: usize,
 320    tracked_staged_count: usize,
 321    update_visible_entries_task: Task<()>,
 322    width: Option<Pixels>,
 323    workspace: WeakEntity<Workspace>,
 324    context_menu: Option<(Entity<ContextMenu>, Point<Pixels>, Subscription)>,
 325    modal_open: bool,
 326    _settings_subscription: Subscription,
 327}
 328
 329struct RemoteOperationGuard {
 330    id: u32,
 331    pending_remote_operations: RemoteOperations,
 332}
 333
 334impl Drop for RemoteOperationGuard {
 335    fn drop(&mut self) {
 336        self.pending_remote_operations.borrow_mut().remove(&self.id);
 337    }
 338}
 339
 340const MAX_PANEL_EDITOR_LINES: usize = 6;
 341
 342pub(crate) fn commit_message_editor(
 343    commit_message_buffer: Entity<Buffer>,
 344    placeholder: Option<&str>,
 345    project: Entity<Project>,
 346    in_panel: bool,
 347    window: &mut Window,
 348    cx: &mut Context<'_, Editor>,
 349) -> Editor {
 350    let buffer = cx.new(|cx| MultiBuffer::singleton(commit_message_buffer, cx));
 351    let max_lines = if in_panel { MAX_PANEL_EDITOR_LINES } else { 18 };
 352    let mut commit_editor = Editor::new(
 353        EditorMode::AutoHeight { max_lines },
 354        buffer,
 355        None,
 356        window,
 357        cx,
 358    );
 359    commit_editor.set_collaboration_hub(Box::new(project));
 360    commit_editor.set_use_autoclose(false);
 361    commit_editor.set_show_gutter(false, cx);
 362    commit_editor.set_show_wrap_guides(false, cx);
 363    commit_editor.set_show_indent_guides(false, cx);
 364    commit_editor.set_hard_wrap(Some(72), cx);
 365    let placeholder = placeholder.unwrap_or("Enter commit message");
 366    commit_editor.set_placeholder_text(placeholder, cx);
 367    commit_editor
 368}
 369
 370impl GitPanel {
 371    pub fn new(
 372        workspace: Entity<Workspace>,
 373        project: Entity<Project>,
 374        app_state: Arc<AppState>,
 375        window: &mut Window,
 376        cx: &mut Context<Self>,
 377    ) -> Self {
 378        let fs = app_state.fs.clone();
 379        let git_store = project.read(cx).git_store().clone();
 380        let active_repository = project.read(cx).active_repository(cx);
 381        let workspace = workspace.downgrade();
 382
 383        let focus_handle = cx.focus_handle();
 384        cx.on_focus(&focus_handle, window, Self::focus_in).detach();
 385        cx.on_focus_out(&focus_handle, window, |this, _, window, cx| {
 386            this.hide_scrollbars(window, cx);
 387        })
 388        .detach();
 389
 390        // just to let us render a placeholder editor.
 391        // Once the active git repo is set, this buffer will be replaced.
 392        let temporary_buffer = cx.new(|cx| Buffer::local("", cx));
 393        let commit_editor = cx.new(|cx| {
 394            commit_message_editor(temporary_buffer, None, project.clone(), true, window, cx)
 395        });
 396
 397        commit_editor.update(cx, |editor, cx| {
 398            editor.clear(window, cx);
 399        });
 400
 401        let scroll_handle = UniformListScrollHandle::new();
 402
 403        cx.subscribe_in(
 404            &git_store,
 405            window,
 406            move |this, git_store, event, window, cx| match event {
 407                GitEvent::FileSystemUpdated => {
 408                    this.schedule_update(false, window, cx);
 409                }
 410                GitEvent::ActiveRepositoryChanged | GitEvent::GitStateUpdated => {
 411                    this.active_repository = git_store.read(cx).active_repository();
 412                    this.schedule_update(true, window, cx);
 413                }
 414                GitEvent::IndexWriteError(error) => {
 415                    this.workspace
 416                        .update(cx, |workspace, cx| {
 417                            workspace.show_error(error, cx);
 418                        })
 419                        .ok();
 420                }
 421            },
 422        )
 423        .detach();
 424
 425        let vertical_scrollbar = ScrollbarProperties {
 426            axis: Axis::Vertical,
 427            state: ScrollbarState::new(scroll_handle.clone()).parent_entity(&cx.entity()),
 428            show_scrollbar: false,
 429            show_track: false,
 430            auto_hide: false,
 431            hide_task: None,
 432        };
 433
 434        let horizontal_scrollbar = ScrollbarProperties {
 435            axis: Axis::Horizontal,
 436            state: ScrollbarState::new(scroll_handle.clone()).parent_entity(&cx.entity()),
 437            show_scrollbar: false,
 438            show_track: false,
 439            auto_hide: false,
 440            hide_task: None,
 441        };
 442
 443        let mut assistant_enabled = AssistantSettings::get_global(cx).enabled;
 444        let _settings_subscription = cx.observe_global::<SettingsStore>(move |_, cx| {
 445            if assistant_enabled != AssistantSettings::get_global(cx).enabled {
 446                assistant_enabled = AssistantSettings::get_global(cx).enabled;
 447                cx.notify();
 448            }
 449        });
 450
 451        let mut git_panel = Self {
 452            pending_remote_operations: Default::default(),
 453            remote_operation_id: 0,
 454            active_repository,
 455            commit_editor,
 456            conflicted_count: 0,
 457            conflicted_staged_count: 0,
 458            current_modifiers: window.modifiers(),
 459            add_coauthors: true,
 460            generate_commit_message_task: None,
 461            entries: Vec::new(),
 462            focus_handle: cx.focus_handle(),
 463            fs,
 464            new_count: 0,
 465            new_staged_count: 0,
 466            pending: Vec::new(),
 467            pending_commit: None,
 468            pending_serialization: Task::ready(None),
 469            single_staged_entry: None,
 470            single_tracked_entry: None,
 471            project,
 472            scroll_handle,
 473            max_width_item_index: None,
 474            selected_entry: None,
 475            marked_entries: Vec::new(),
 476            tracked_count: 0,
 477            tracked_staged_count: 0,
 478            update_visible_entries_task: Task::ready(()),
 479            width: None,
 480            context_menu: None,
 481            workspace,
 482            modal_open: false,
 483            entry_count: 0,
 484            horizontal_scrollbar,
 485            vertical_scrollbar,
 486            _settings_subscription,
 487        };
 488        git_panel.schedule_update(false, window, cx);
 489        git_panel
 490    }
 491
 492    fn hide_scrollbars(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 493        self.horizontal_scrollbar.hide(window, cx);
 494        self.vertical_scrollbar.hide(window, cx);
 495    }
 496
 497    fn update_scrollbar_properties(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
 498        // TODO: This PR should have defined Editor's `scrollbar.axis`
 499        // as an Option<ScrollbarAxis>, not a ScrollbarAxes as it would allow you to
 500        // `.unwrap_or(EditorSettings::get_global(cx).scrollbar.show)`.
 501        //
 502        // Once this is fixed we can extend the GitPanelSettings with a `scrollbar.axis`
 503        // so we can show each axis based on the settings.
 504        //
 505        // We should fix this. PR: https://github.com/zed-industries/zed/pull/19495
 506
 507        let show_setting = GitPanelSettings::get_global(cx)
 508            .scrollbar
 509            .show
 510            .unwrap_or(EditorSettings::get_global(cx).scrollbar.show);
 511
 512        let scroll_handle = self.scroll_handle.0.borrow();
 513
 514        let autohide = |show: ShowScrollbar, cx: &mut Context<Self>| match show {
 515            ShowScrollbar::Auto => true,
 516            ShowScrollbar::System => cx
 517                .try_global::<ScrollbarAutoHide>()
 518                .map_or_else(|| cx.should_auto_hide_scrollbars(), |autohide| autohide.0),
 519            ShowScrollbar::Always => false,
 520            ShowScrollbar::Never => false,
 521        };
 522
 523        let longest_item_width = scroll_handle.last_item_size.and_then(|size| {
 524            (size.contents.width > size.item.width).then_some(size.contents.width)
 525        });
 526
 527        // is there an item long enough that we should show a horizontal scrollbar?
 528        let item_wider_than_container = if let Some(longest_item_width) = longest_item_width {
 529            longest_item_width > px(scroll_handle.base_handle.bounds().size.width.0)
 530        } else {
 531            true
 532        };
 533
 534        let show_horizontal = match (show_setting, item_wider_than_container) {
 535            (_, false) => false,
 536            (ShowScrollbar::Auto | ShowScrollbar::System | ShowScrollbar::Always, true) => true,
 537            (ShowScrollbar::Never, true) => false,
 538        };
 539
 540        let show_vertical = match show_setting {
 541            ShowScrollbar::Auto | ShowScrollbar::System | ShowScrollbar::Always => true,
 542            ShowScrollbar::Never => false,
 543        };
 544
 545        let show_horizontal_track =
 546            show_horizontal && matches!(show_setting, ShowScrollbar::Always);
 547
 548        // TODO: we probably should hide the scroll track when the list doesn't need to scroll
 549        let show_vertical_track = show_vertical && matches!(show_setting, ShowScrollbar::Always);
 550
 551        self.vertical_scrollbar = ScrollbarProperties {
 552            axis: self.vertical_scrollbar.axis,
 553            state: self.vertical_scrollbar.state.clone(),
 554            show_scrollbar: show_vertical,
 555            show_track: show_vertical_track,
 556            auto_hide: autohide(show_setting, cx),
 557            hide_task: None,
 558        };
 559
 560        self.horizontal_scrollbar = ScrollbarProperties {
 561            axis: self.horizontal_scrollbar.axis,
 562            state: self.horizontal_scrollbar.state.clone(),
 563            show_scrollbar: show_horizontal,
 564            show_track: show_horizontal_track,
 565            auto_hide: autohide(show_setting, cx),
 566            hide_task: None,
 567        };
 568
 569        cx.notify();
 570    }
 571
 572    pub fn entry_by_path(&self, path: &RepoPath) -> Option<usize> {
 573        fn binary_search<F>(mut low: usize, mut high: usize, is_target: F) -> Option<usize>
 574        where
 575            F: Fn(usize) -> std::cmp::Ordering,
 576        {
 577            while low < high {
 578                let mid = low + (high - low) / 2;
 579                match is_target(mid) {
 580                    std::cmp::Ordering::Equal => return Some(mid),
 581                    std::cmp::Ordering::Less => low = mid + 1,
 582                    std::cmp::Ordering::Greater => high = mid,
 583                }
 584            }
 585            None
 586        }
 587        if self.conflicted_count > 0 {
 588            let conflicted_start = 1;
 589            if let Some(ix) = binary_search(
 590                conflicted_start,
 591                conflicted_start + self.conflicted_count,
 592                |ix| {
 593                    self.entries[ix]
 594                        .status_entry()
 595                        .unwrap()
 596                        .repo_path
 597                        .cmp(&path)
 598                },
 599            ) {
 600                return Some(ix);
 601            }
 602        }
 603        if self.tracked_count > 0 {
 604            let tracked_start = if self.conflicted_count > 0 {
 605                1 + self.conflicted_count
 606            } else {
 607                0
 608            } + 1;
 609            if let Some(ix) =
 610                binary_search(tracked_start, tracked_start + self.tracked_count, |ix| {
 611                    self.entries[ix]
 612                        .status_entry()
 613                        .unwrap()
 614                        .repo_path
 615                        .cmp(&path)
 616                })
 617            {
 618                return Some(ix);
 619            }
 620        }
 621        if self.new_count > 0 {
 622            let untracked_start = if self.conflicted_count > 0 {
 623                1 + self.conflicted_count
 624            } else {
 625                0
 626            } + if self.tracked_count > 0 {
 627                1 + self.tracked_count
 628            } else {
 629                0
 630            } + 1;
 631            if let Some(ix) =
 632                binary_search(untracked_start, untracked_start + self.new_count, |ix| {
 633                    self.entries[ix]
 634                        .status_entry()
 635                        .unwrap()
 636                        .repo_path
 637                        .cmp(&path)
 638                })
 639            {
 640                return Some(ix);
 641            }
 642        }
 643        None
 644    }
 645
 646    pub fn select_entry_by_path(
 647        &mut self,
 648        path: ProjectPath,
 649        _: &mut Window,
 650        cx: &mut Context<Self>,
 651    ) {
 652        let Some(git_repo) = self.active_repository.as_ref() else {
 653            return;
 654        };
 655        let Some(repo_path) = git_repo.read(cx).project_path_to_repo_path(&path) else {
 656            return;
 657        };
 658        let Some(ix) = self.entry_by_path(&repo_path) else {
 659            return;
 660        };
 661        self.selected_entry = Some(ix);
 662        cx.notify();
 663    }
 664
 665    fn start_remote_operation(&mut self) -> RemoteOperationGuard {
 666        let id = post_inc(&mut self.remote_operation_id);
 667        self.pending_remote_operations.borrow_mut().insert(id);
 668
 669        RemoteOperationGuard {
 670            id,
 671            pending_remote_operations: self.pending_remote_operations.clone(),
 672        }
 673    }
 674
 675    fn serialize(&mut self, cx: &mut Context<Self>) {
 676        let width = self.width;
 677        self.pending_serialization = cx.background_spawn(
 678            async move {
 679                KEY_VALUE_STORE
 680                    .write_kvp(
 681                        GIT_PANEL_KEY.into(),
 682                        serde_json::to_string(&SerializedGitPanel { width })?,
 683                    )
 684                    .await?;
 685                anyhow::Ok(())
 686            }
 687            .log_err(),
 688        );
 689    }
 690
 691    pub(crate) fn set_modal_open(&mut self, open: bool, cx: &mut Context<Self>) {
 692        self.modal_open = open;
 693        cx.notify();
 694    }
 695
 696    fn dispatch_context(&self, window: &mut Window, cx: &Context<Self>) -> KeyContext {
 697        let mut dispatch_context = KeyContext::new_with_defaults();
 698        dispatch_context.add("GitPanel");
 699
 700        if window
 701            .focused(cx)
 702            .map_or(false, |focused| self.focus_handle == focused)
 703        {
 704            dispatch_context.add("menu");
 705            dispatch_context.add("ChangesList");
 706        }
 707
 708        if self.commit_editor.read(cx).is_focused(window) {
 709            dispatch_context.add("CommitEditor");
 710        }
 711
 712        dispatch_context
 713    }
 714
 715    fn close_panel(&mut self, _: &Close, _window: &mut Window, cx: &mut Context<Self>) {
 716        cx.emit(PanelEvent::Close);
 717    }
 718
 719    fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 720        if !self.focus_handle.contains_focused(window, cx) {
 721            cx.emit(Event::Focus);
 722        }
 723    }
 724
 725    fn handle_modifiers_changed(
 726        &mut self,
 727        event: &ModifiersChangedEvent,
 728        _: &mut Window,
 729        cx: &mut Context<Self>,
 730    ) {
 731        self.current_modifiers = event.modifiers;
 732        cx.notify();
 733    }
 734
 735    fn scroll_to_selected_entry(&mut self, cx: &mut Context<Self>) {
 736        if let Some(selected_entry) = self.selected_entry {
 737            self.scroll_handle
 738                .scroll_to_item(selected_entry, ScrollStrategy::Center);
 739        }
 740
 741        cx.notify();
 742    }
 743
 744    fn select_first(&mut self, _: &SelectFirst, _window: &mut Window, cx: &mut Context<Self>) {
 745        if !self.entries.is_empty() {
 746            self.selected_entry = Some(1);
 747            self.scroll_to_selected_entry(cx);
 748        }
 749    }
 750
 751    fn select_previous(
 752        &mut self,
 753        _: &SelectPrevious,
 754        _window: &mut Window,
 755        cx: &mut Context<Self>,
 756    ) {
 757        let item_count = self.entries.len();
 758        if item_count == 0 {
 759            return;
 760        }
 761
 762        if let Some(selected_entry) = self.selected_entry {
 763            let new_selected_entry = if selected_entry > 0 {
 764                selected_entry - 1
 765            } else {
 766                selected_entry
 767            };
 768
 769            if matches!(
 770                self.entries.get(new_selected_entry),
 771                Some(GitListEntry::Header(..))
 772            ) {
 773                if new_selected_entry > 0 {
 774                    self.selected_entry = Some(new_selected_entry - 1)
 775                }
 776            } else {
 777                self.selected_entry = Some(new_selected_entry);
 778            }
 779
 780            self.scroll_to_selected_entry(cx);
 781        }
 782
 783        cx.notify();
 784    }
 785
 786    fn select_next(&mut self, _: &SelectNext, _window: &mut Window, cx: &mut Context<Self>) {
 787        let item_count = self.entries.len();
 788        if item_count == 0 {
 789            return;
 790        }
 791
 792        if let Some(selected_entry) = self.selected_entry {
 793            let new_selected_entry = if selected_entry < item_count - 1 {
 794                selected_entry + 1
 795            } else {
 796                selected_entry
 797            };
 798            if matches!(
 799                self.entries.get(new_selected_entry),
 800                Some(GitListEntry::Header(..))
 801            ) {
 802                self.selected_entry = Some(new_selected_entry + 1);
 803            } else {
 804                self.selected_entry = Some(new_selected_entry);
 805            }
 806
 807            self.scroll_to_selected_entry(cx);
 808        }
 809
 810        cx.notify();
 811    }
 812
 813    fn select_last(&mut self, _: &SelectLast, _window: &mut Window, cx: &mut Context<Self>) {
 814        if self.entries.last().is_some() {
 815            self.selected_entry = Some(self.entries.len() - 1);
 816            self.scroll_to_selected_entry(cx);
 817        }
 818    }
 819
 820    fn focus_editor(&mut self, _: &FocusEditor, window: &mut Window, cx: &mut Context<Self>) {
 821        self.commit_editor.update(cx, |editor, cx| {
 822            window.focus(&editor.focus_handle(cx));
 823        });
 824        cx.notify();
 825    }
 826
 827    fn select_first_entry_if_none(&mut self, cx: &mut Context<Self>) {
 828        let have_entries = self
 829            .active_repository
 830            .as_ref()
 831            .map_or(false, |active_repository| {
 832                active_repository.read(cx).entry_count() > 0
 833            });
 834        if have_entries && self.selected_entry.is_none() {
 835            self.selected_entry = Some(1);
 836            self.scroll_to_selected_entry(cx);
 837            cx.notify();
 838        }
 839    }
 840
 841    fn focus_changes_list(
 842        &mut self,
 843        _: &FocusChanges,
 844        window: &mut Window,
 845        cx: &mut Context<Self>,
 846    ) {
 847        self.select_first_entry_if_none(cx);
 848
 849        cx.focus_self(window);
 850        cx.notify();
 851    }
 852
 853    fn get_selected_entry(&self) -> Option<&GitListEntry> {
 854        self.selected_entry.and_then(|i| self.entries.get(i))
 855    }
 856
 857    fn open_diff(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
 858        maybe!({
 859            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
 860            let workspace = self.workspace.upgrade()?;
 861            let git_repo = self.active_repository.as_ref()?;
 862
 863            if let Some(project_diff) = workspace.read(cx).active_item_as::<ProjectDiff>(cx) {
 864                if let Some(project_path) = project_diff.read(cx).active_path(cx) {
 865                    if Some(&entry.repo_path)
 866                        == git_repo
 867                            .read(cx)
 868                            .project_path_to_repo_path(&project_path)
 869                            .as_ref()
 870                    {
 871                        project_diff.focus_handle(cx).focus(window);
 872                        project_diff.update(cx, |project_diff, cx| project_diff.autoscroll(cx));
 873                        return None;
 874                    }
 875                }
 876            };
 877
 878            if entry.worktree_path.starts_with("..") {
 879                self.workspace
 880                    .update(cx, |workspace, cx| {
 881                        workspace
 882                            .open_abs_path(
 883                                entry.abs_path.clone(),
 884                                OpenOptions {
 885                                    visible: Some(OpenVisible::All),
 886                                    focus: Some(false),
 887                                    ..Default::default()
 888                                },
 889                                window,
 890                                cx,
 891                            )
 892                            .detach_and_log_err(cx);
 893                    })
 894                    .ok();
 895            } else {
 896                self.workspace
 897                    .update(cx, |workspace, cx| {
 898                        ProjectDiff::deploy_at(workspace, Some(entry.clone()), window, cx);
 899                    })
 900                    .ok();
 901                self.focus_handle.focus(window);
 902            }
 903
 904            Some(())
 905        });
 906    }
 907
 908    fn open_file(
 909        &mut self,
 910        _: &menu::SecondaryConfirm,
 911        window: &mut Window,
 912        cx: &mut Context<Self>,
 913    ) {
 914        maybe!({
 915            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
 916            let active_repo = self.active_repository.as_ref()?;
 917            let path = active_repo
 918                .read(cx)
 919                .repo_path_to_project_path(&entry.repo_path)?;
 920            if entry.status.is_deleted() {
 921                return None;
 922            }
 923
 924            self.workspace
 925                .update(cx, |workspace, cx| {
 926                    workspace
 927                        .open_path_preview(path, None, false, false, true, window, cx)
 928                        .detach_and_prompt_err("Failed to open file", window, cx, |e, _, _| {
 929                            Some(format!("{e}"))
 930                        });
 931                })
 932                .ok()
 933        });
 934    }
 935
 936    fn revert_selected(
 937        &mut self,
 938        _: &git::RestoreFile,
 939        window: &mut Window,
 940        cx: &mut Context<Self>,
 941    ) {
 942        maybe!({
 943            let list_entry = self.entries.get(self.selected_entry?)?.clone();
 944            let entry = list_entry.status_entry()?;
 945            self.revert_entry(&entry, window, cx);
 946            Some(())
 947        });
 948    }
 949
 950    fn revert_entry(
 951        &mut self,
 952        entry: &GitStatusEntry,
 953        window: &mut Window,
 954        cx: &mut Context<Self>,
 955    ) {
 956        maybe!({
 957            let active_repo = self.active_repository.clone()?;
 958            let path = active_repo
 959                .read(cx)
 960                .repo_path_to_project_path(&entry.repo_path)?;
 961            let workspace = self.workspace.clone();
 962
 963            if entry.status.staging().has_staged() {
 964                self.change_file_stage(false, vec![entry.clone()], cx);
 965            }
 966            let filename = path.path.file_name()?.to_string_lossy();
 967
 968            if !entry.status.is_created() {
 969                self.perform_checkout(vec![entry.clone()], cx);
 970            } else {
 971                let prompt = prompt(&format!("Trash {}?", filename), None, window, cx);
 972                cx.spawn_in(window, |_, mut cx| async move {
 973                    match prompt.await? {
 974                        TrashCancel::Trash => {}
 975                        TrashCancel::Cancel => return Ok(()),
 976                    }
 977                    let task = workspace.update(&mut cx, |workspace, cx| {
 978                        workspace
 979                            .project()
 980                            .update(cx, |project, cx| project.delete_file(path, true, cx))
 981                    })?;
 982                    if let Some(task) = task {
 983                        task.await?;
 984                    }
 985                    Ok(())
 986                })
 987                .detach_and_prompt_err(
 988                    "Failed to trash file",
 989                    window,
 990                    cx,
 991                    |e, _, _| Some(format!("{e}")),
 992                );
 993            }
 994            Some(())
 995        });
 996    }
 997
 998    fn perform_checkout(&mut self, entries: Vec<GitStatusEntry>, cx: &mut Context<Self>) {
 999        let workspace = self.workspace.clone();
1000        let Some(active_repository) = self.active_repository.clone() else {
1001            return;
1002        };
1003
1004        let op_id = self.pending.iter().map(|p| p.op_id).max().unwrap_or(0) + 1;
1005        self.pending.push(PendingOperation {
1006            op_id,
1007            target_status: TargetStatus::Reverted,
1008            entries: entries.clone(),
1009            finished: false,
1010        });
1011        self.update_visible_entries(cx);
1012        let task = cx.spawn(|_, mut cx| async move {
1013            let tasks: Vec<_> = workspace.update(&mut cx, |workspace, cx| {
1014                workspace.project().update(cx, |project, cx| {
1015                    entries
1016                        .iter()
1017                        .filter_map(|entry| {
1018                            let path = active_repository
1019                                .read(cx)
1020                                .repo_path_to_project_path(&entry.repo_path)?;
1021                            Some(project.open_buffer(path, cx))
1022                        })
1023                        .collect()
1024                })
1025            })?;
1026
1027            let buffers = futures::future::join_all(tasks).await;
1028
1029            active_repository
1030                .update(&mut cx, |repo, cx| {
1031                    repo.checkout_files(
1032                        "HEAD",
1033                        entries
1034                            .iter()
1035                            .map(|entries| entries.repo_path.clone())
1036                            .collect(),
1037                        cx,
1038                    )
1039                })?
1040                .await??;
1041
1042            let tasks: Vec<_> = cx.update(|cx| {
1043                buffers
1044                    .iter()
1045                    .filter_map(|buffer| {
1046                        buffer.as_ref().ok()?.update(cx, |buffer, cx| {
1047                            buffer.is_dirty().then(|| buffer.reload(cx))
1048                        })
1049                    })
1050                    .collect()
1051            })?;
1052
1053            futures::future::join_all(tasks).await;
1054
1055            Ok(())
1056        });
1057
1058        cx.spawn(|this, mut cx| async move {
1059            let result = task.await;
1060
1061            this.update(&mut cx, |this, cx| {
1062                for pending in this.pending.iter_mut() {
1063                    if pending.op_id == op_id {
1064                        pending.finished = true;
1065                        if result.is_err() {
1066                            pending.target_status = TargetStatus::Unchanged;
1067                            this.update_visible_entries(cx);
1068                        }
1069                        break;
1070                    }
1071                }
1072                result
1073                    .map_err(|e| {
1074                        this.show_error_toast("checkout", e, cx);
1075                    })
1076                    .ok();
1077            })
1078            .ok();
1079        })
1080        .detach();
1081    }
1082
1083    fn restore_tracked_files(
1084        &mut self,
1085        _: &RestoreTrackedFiles,
1086        window: &mut Window,
1087        cx: &mut Context<Self>,
1088    ) {
1089        let entries = self
1090            .entries
1091            .iter()
1092            .filter_map(|entry| entry.status_entry().cloned())
1093            .filter(|status_entry| !status_entry.status.is_created())
1094            .collect::<Vec<_>>();
1095
1096        match entries.len() {
1097            0 => return,
1098            1 => return self.revert_entry(&entries[0], window, cx),
1099            _ => {}
1100        }
1101        let mut details = entries
1102            .iter()
1103            .filter_map(|entry| entry.repo_path.0.file_name())
1104            .map(|filename| filename.to_string_lossy())
1105            .take(5)
1106            .join("\n");
1107        if entries.len() > 5 {
1108            details.push_str(&format!("\nand {} more…", entries.len() - 5))
1109        }
1110
1111        #[derive(strum::EnumIter, strum::VariantNames)]
1112        #[strum(serialize_all = "title_case")]
1113        enum RestoreCancel {
1114            RestoreTrackedFiles,
1115            Cancel,
1116        }
1117        let prompt = prompt(
1118            "Discard changes to these files?",
1119            Some(&details),
1120            window,
1121            cx,
1122        );
1123        cx.spawn(|this, mut cx| async move {
1124            match prompt.await {
1125                Ok(RestoreCancel::RestoreTrackedFiles) => {
1126                    this.update(&mut cx, |this, cx| {
1127                        this.perform_checkout(entries, cx);
1128                    })
1129                    .ok();
1130                }
1131                _ => {
1132                    return;
1133                }
1134            }
1135        })
1136        .detach();
1137    }
1138
1139    fn clean_all(&mut self, _: &TrashUntrackedFiles, window: &mut Window, cx: &mut Context<Self>) {
1140        let workspace = self.workspace.clone();
1141        let Some(active_repo) = self.active_repository.clone() else {
1142            return;
1143        };
1144        let to_delete = self
1145            .entries
1146            .iter()
1147            .filter_map(|entry| entry.status_entry())
1148            .filter(|status_entry| status_entry.status.is_created())
1149            .cloned()
1150            .collect::<Vec<_>>();
1151
1152        match to_delete.len() {
1153            0 => return,
1154            1 => return self.revert_entry(&to_delete[0], window, cx),
1155            _ => {}
1156        };
1157
1158        let mut details = to_delete
1159            .iter()
1160            .map(|entry| {
1161                entry
1162                    .repo_path
1163                    .0
1164                    .file_name()
1165                    .map(|f| f.to_string_lossy())
1166                    .unwrap_or_default()
1167            })
1168            .take(5)
1169            .join("\n");
1170
1171        if to_delete.len() > 5 {
1172            details.push_str(&format!("\nand {} more…", to_delete.len() - 5))
1173        }
1174
1175        let prompt = prompt("Trash these files?", Some(&details), window, cx);
1176        cx.spawn_in(window, |this, mut cx| async move {
1177            match prompt.await? {
1178                TrashCancel::Trash => {}
1179                TrashCancel::Cancel => return Ok(()),
1180            }
1181            let tasks = workspace.update(&mut cx, |workspace, cx| {
1182                to_delete
1183                    .iter()
1184                    .filter_map(|entry| {
1185                        workspace.project().update(cx, |project, cx| {
1186                            let project_path = active_repo
1187                                .read(cx)
1188                                .repo_path_to_project_path(&entry.repo_path)?;
1189                            project.delete_file(project_path, true, cx)
1190                        })
1191                    })
1192                    .collect::<Vec<_>>()
1193            })?;
1194            let to_unstage = to_delete
1195                .into_iter()
1196                .filter(|entry| !entry.status.staging().is_fully_unstaged())
1197                .collect();
1198            this.update(&mut cx, |this, cx| {
1199                this.change_file_stage(false, to_unstage, cx)
1200            })?;
1201            for task in tasks {
1202                task.await?;
1203            }
1204            Ok(())
1205        })
1206        .detach_and_prompt_err("Failed to trash files", window, cx, |e, _, _| {
1207            Some(format!("{e}"))
1208        });
1209    }
1210
1211    pub fn stage_all(&mut self, _: &StageAll, _window: &mut Window, cx: &mut Context<Self>) {
1212        let entries = self
1213            .entries
1214            .iter()
1215            .filter_map(|entry| entry.status_entry())
1216            .filter(|status_entry| status_entry.staging.has_unstaged())
1217            .cloned()
1218            .collect::<Vec<_>>();
1219        self.change_file_stage(true, entries, cx);
1220    }
1221
1222    pub fn unstage_all(&mut self, _: &UnstageAll, _window: &mut Window, cx: &mut Context<Self>) {
1223        let entries = self
1224            .entries
1225            .iter()
1226            .filter_map(|entry| entry.status_entry())
1227            .filter(|status_entry| status_entry.staging.has_staged())
1228            .cloned()
1229            .collect::<Vec<_>>();
1230        self.change_file_stage(false, entries, cx);
1231    }
1232
1233    fn toggle_staged_for_entry(
1234        &mut self,
1235        entry: &GitListEntry,
1236        _window: &mut Window,
1237        cx: &mut Context<Self>,
1238    ) {
1239        let Some(active_repository) = self.active_repository.as_ref() else {
1240            return;
1241        };
1242        let (stage, repo_paths) = match entry {
1243            GitListEntry::GitStatusEntry(status_entry) => {
1244                if status_entry.status.staging().is_fully_staged() {
1245                    (false, vec![status_entry.clone()])
1246                } else {
1247                    (true, vec![status_entry.clone()])
1248                }
1249            }
1250            GitListEntry::Header(section) => {
1251                let goal_staged_state = !self.header_state(section.header).selected();
1252                let repository = active_repository.read(cx);
1253                let entries = self
1254                    .entries
1255                    .iter()
1256                    .filter_map(|entry| entry.status_entry())
1257                    .filter(|status_entry| {
1258                        section.contains(&status_entry, repository)
1259                            && status_entry.staging.as_bool() != Some(goal_staged_state)
1260                    })
1261                    .map(|status_entry| status_entry.clone())
1262                    .collect::<Vec<_>>();
1263
1264                (goal_staged_state, entries)
1265            }
1266        };
1267        self.change_file_stage(stage, repo_paths, cx);
1268    }
1269
1270    fn change_file_stage(
1271        &mut self,
1272        stage: bool,
1273        entries: Vec<GitStatusEntry>,
1274        cx: &mut Context<Self>,
1275    ) {
1276        let Some(active_repository) = self.active_repository.clone() else {
1277            return;
1278        };
1279        let op_id = self.pending.iter().map(|p| p.op_id).max().unwrap_or(0) + 1;
1280        self.pending.push(PendingOperation {
1281            op_id,
1282            target_status: if stage {
1283                TargetStatus::Staged
1284            } else {
1285                TargetStatus::Unstaged
1286            },
1287            entries: entries.clone(),
1288            finished: false,
1289        });
1290        let repository = active_repository.read(cx);
1291        self.update_counts(repository);
1292        cx.notify();
1293
1294        cx.spawn({
1295            |this, mut cx| async move {
1296                let result = cx
1297                    .update(|cx| {
1298                        if stage {
1299                            active_repository.update(cx, |repo, cx| {
1300                                let repo_paths = entries
1301                                    .iter()
1302                                    .map(|entry| entry.repo_path.clone())
1303                                    .collect();
1304                                repo.stage_entries(repo_paths, cx)
1305                            })
1306                        } else {
1307                            active_repository.update(cx, |repo, cx| {
1308                                let repo_paths = entries
1309                                    .iter()
1310                                    .map(|entry| entry.repo_path.clone())
1311                                    .collect();
1312                                repo.unstage_entries(repo_paths, cx)
1313                            })
1314                        }
1315                    })?
1316                    .await;
1317
1318                this.update(&mut cx, |this, cx| {
1319                    for pending in this.pending.iter_mut() {
1320                        if pending.op_id == op_id {
1321                            pending.finished = true
1322                        }
1323                    }
1324                    result
1325                        .map_err(|e| {
1326                            this.show_error_toast(if stage { "add" } else { "reset" }, e, cx);
1327                        })
1328                        .ok();
1329                    cx.notify();
1330                })
1331            }
1332        })
1333        .detach();
1334    }
1335
1336    pub fn total_staged_count(&self) -> usize {
1337        self.tracked_staged_count + self.new_staged_count + self.conflicted_staged_count
1338    }
1339
1340    pub fn commit_message_buffer(&self, cx: &App) -> Entity<Buffer> {
1341        self.commit_editor
1342            .read(cx)
1343            .buffer()
1344            .read(cx)
1345            .as_singleton()
1346            .unwrap()
1347            .clone()
1348    }
1349
1350    fn toggle_staged_for_selected(
1351        &mut self,
1352        _: &git::ToggleStaged,
1353        window: &mut Window,
1354        cx: &mut Context<Self>,
1355    ) {
1356        if let Some(selected_entry) = self.get_selected_entry().cloned() {
1357            self.toggle_staged_for_entry(&selected_entry, window, cx);
1358        }
1359    }
1360
1361    fn stage_selected(&mut self, _: &git::StageFile, _window: &mut Window, cx: &mut Context<Self>) {
1362        let Some(selected_entry) = self.get_selected_entry() else {
1363            return;
1364        };
1365        let Some(status_entry) = selected_entry.status_entry() else {
1366            return;
1367        };
1368        if status_entry.staging != StageStatus::Staged {
1369            self.change_file_stage(true, vec![status_entry.clone()], cx);
1370        }
1371    }
1372
1373    fn unstage_selected(
1374        &mut self,
1375        _: &git::UnstageFile,
1376        _window: &mut Window,
1377        cx: &mut Context<Self>,
1378    ) {
1379        let Some(selected_entry) = self.get_selected_entry() else {
1380            return;
1381        };
1382        let Some(status_entry) = selected_entry.status_entry() else {
1383            return;
1384        };
1385        if status_entry.staging != StageStatus::Unstaged {
1386            self.change_file_stage(false, vec![status_entry.clone()], cx);
1387        }
1388    }
1389
1390    fn commit(&mut self, _: &git::Commit, window: &mut Window, cx: &mut Context<Self>) {
1391        if self
1392            .commit_editor
1393            .focus_handle(cx)
1394            .contains_focused(window, cx)
1395        {
1396            telemetry::event!("Git Committed", source = "Git Panel");
1397            self.commit_changes(window, cx)
1398        } else {
1399            cx.propagate();
1400        }
1401    }
1402
1403    fn custom_or_suggested_commit_message(&self, cx: &mut Context<Self>) -> Option<String> {
1404        let message = self.commit_editor.read(cx).text(cx);
1405
1406        if !message.trim().is_empty() {
1407            return Some(message.to_string());
1408        }
1409
1410        self.suggest_commit_message()
1411            .filter(|message| !message.trim().is_empty())
1412    }
1413
1414    pub(crate) fn commit_changes(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1415        let Some(active_repository) = self.active_repository.clone() else {
1416            return;
1417        };
1418        let error_spawn = |message, window: &mut Window, cx: &mut App| {
1419            let prompt = window.prompt(PromptLevel::Warning, message, None, &["Ok"], cx);
1420            cx.spawn(|_| async move {
1421                prompt.await.ok();
1422            })
1423            .detach();
1424        };
1425
1426        if self.has_unstaged_conflicts() {
1427            error_spawn(
1428                "There are still conflicts. You must stage these before committing",
1429                window,
1430                cx,
1431            );
1432            return;
1433        }
1434
1435        let commit_message = self.custom_or_suggested_commit_message(cx);
1436
1437        let Some(mut message) = commit_message else {
1438            self.commit_editor.read(cx).focus_handle(cx).focus(window);
1439            return;
1440        };
1441
1442        if self.add_coauthors {
1443            self.fill_co_authors(&mut message, cx);
1444        }
1445
1446        let task = if self.has_staged_changes() {
1447            // Repository serializes all git operations, so we can just send a commit immediately
1448            let commit_task =
1449                active_repository.update(cx, |repo, cx| repo.commit(message.into(), None, cx));
1450            cx.background_spawn(async move { commit_task.await? })
1451        } else {
1452            let changed_files = self
1453                .entries
1454                .iter()
1455                .filter_map(|entry| entry.status_entry())
1456                .filter(|status_entry| !status_entry.status.is_created())
1457                .map(|status_entry| status_entry.repo_path.clone())
1458                .collect::<Vec<_>>();
1459
1460            if changed_files.is_empty() {
1461                error_spawn("No changes to commit", window, cx);
1462                return;
1463            }
1464
1465            let stage_task =
1466                active_repository.update(cx, |repo, cx| repo.stage_entries(changed_files, cx));
1467            cx.spawn(|_, mut cx| async move {
1468                stage_task.await?;
1469                let commit_task = active_repository
1470                    .update(&mut cx, |repo, cx| repo.commit(message.into(), None, cx))?;
1471                commit_task.await?
1472            })
1473        };
1474        let task = cx.spawn_in(window, |this, mut cx| async move {
1475            let result = task.await;
1476            this.update_in(&mut cx, |this, window, cx| {
1477                this.pending_commit.take();
1478                match result {
1479                    Ok(()) => {
1480                        this.commit_editor
1481                            .update(cx, |editor, cx| editor.clear(window, cx));
1482                    }
1483                    Err(e) => this.show_error_toast("commit", e, cx),
1484                }
1485            })
1486            .ok();
1487        });
1488
1489        self.pending_commit = Some(task);
1490    }
1491
1492    fn uncommit(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1493        let Some(repo) = self.active_repository.clone() else {
1494            return;
1495        };
1496        telemetry::event!("Git Uncommitted");
1497
1498        let confirmation = self.check_for_pushed_commits(window, cx);
1499        let prior_head = self.load_commit_details("HEAD".to_string(), cx);
1500
1501        let task = cx.spawn_in(window, |this, mut cx| async move {
1502            let result = maybe!(async {
1503                if let Ok(true) = confirmation.await {
1504                    let prior_head = prior_head.await?;
1505
1506                    repo.update(&mut cx, |repo, cx| {
1507                        repo.reset("HEAD^".to_string(), ResetMode::Soft, cx)
1508                    })?
1509                    .await??;
1510
1511                    Ok(Some(prior_head))
1512                } else {
1513                    Ok(None)
1514                }
1515            })
1516            .await;
1517
1518            this.update_in(&mut cx, |this, window, cx| {
1519                this.pending_commit.take();
1520                match result {
1521                    Ok(None) => {}
1522                    Ok(Some(prior_commit)) => {
1523                        this.commit_editor.update(cx, |editor, cx| {
1524                            editor.set_text(prior_commit.message, window, cx)
1525                        });
1526                    }
1527                    Err(e) => this.show_error_toast("reset", e, cx),
1528                }
1529            })
1530            .ok();
1531        });
1532
1533        self.pending_commit = Some(task);
1534    }
1535
1536    fn check_for_pushed_commits(
1537        &mut self,
1538        window: &mut Window,
1539        cx: &mut Context<Self>,
1540    ) -> impl Future<Output = Result<bool, anyhow::Error>> {
1541        let repo = self.active_repository.clone();
1542        let mut cx = window.to_async(cx);
1543
1544        async move {
1545            let Some(repo) = repo else {
1546                return Err(anyhow::anyhow!("No active repository"));
1547            };
1548
1549            let pushed_to: Vec<SharedString> = repo
1550                .update(&mut cx, |repo, _| repo.check_for_pushed_commits())?
1551                .await??;
1552
1553            if pushed_to.is_empty() {
1554                Ok(true)
1555            } else {
1556                #[derive(strum::EnumIter, strum::VariantNames)]
1557                #[strum(serialize_all = "title_case")]
1558                enum CancelUncommit {
1559                    Uncommit,
1560                    Cancel,
1561                }
1562                let detail = format!(
1563                    "This commit was already pushed to {}.",
1564                    pushed_to.into_iter().join(", ")
1565                );
1566                let result = cx
1567                    .update(|window, cx| prompt("Are you sure?", Some(&detail), window, cx))?
1568                    .await?;
1569
1570                match result {
1571                    CancelUncommit::Cancel => Ok(false),
1572                    CancelUncommit::Uncommit => Ok(true),
1573                }
1574            }
1575        }
1576    }
1577
1578    /// Suggests a commit message based on the changed files and their statuses
1579    pub fn suggest_commit_message(&self) -> Option<String> {
1580        let git_status_entry = if let Some(staged_entry) = &self.single_staged_entry {
1581            Some(staged_entry)
1582        } else if let Some(single_tracked_entry) = &self.single_tracked_entry {
1583            Some(single_tracked_entry)
1584        } else {
1585            None
1586        }?;
1587
1588        let action_text = if git_status_entry.status.is_deleted() {
1589            Some("Delete")
1590        } else if git_status_entry.status.is_created() {
1591            Some("Create")
1592        } else if git_status_entry.status.is_modified() {
1593            Some("Update")
1594        } else {
1595            None
1596        }?;
1597
1598        let file_name = git_status_entry
1599            .repo_path
1600            .file_name()
1601            .unwrap_or_default()
1602            .to_string_lossy();
1603
1604        Some(format!("{} {}", action_text, file_name))
1605    }
1606
1607    fn generate_commit_message_action(
1608        &mut self,
1609        _: &git::GenerateCommitMessage,
1610        _window: &mut Window,
1611        cx: &mut Context<Self>,
1612    ) {
1613        self.generate_commit_message(cx);
1614    }
1615
1616    /// Generates a commit message using an LLM.
1617    pub fn generate_commit_message(&mut self, cx: &mut Context<Self>) {
1618        if !self.can_commit() {
1619            return;
1620        }
1621
1622        let model = match current_language_model(cx) {
1623            Some(value) => value,
1624            None => return,
1625        };
1626
1627        let Some(repo) = self.active_repository.as_ref() else {
1628            return;
1629        };
1630
1631        telemetry::event!("Git Commit Message Generated");
1632
1633        let diff = repo.update(cx, |repo, cx| {
1634            if self.has_staged_changes() {
1635                repo.diff(DiffType::HeadToIndex, cx)
1636            } else {
1637                repo.diff(DiffType::HeadToWorktree, cx)
1638            }
1639        });
1640
1641        self.generate_commit_message_task = Some(cx.spawn(|this, mut cx| {
1642            async move {
1643                let _defer = util::defer({
1644                    let mut cx = cx.clone();
1645                    let this = this.clone();
1646                    move || {
1647                        this.update(&mut cx, |this, _cx| {
1648                            this.generate_commit_message_task.take();
1649                        })
1650                        .ok();
1651                    }
1652                });
1653
1654                let mut diff_text = diff.await??;
1655
1656                const ONE_MB: usize = 1_000_000;
1657                if diff_text.len() > ONE_MB {
1658                    diff_text = diff_text.chars().take(ONE_MB).collect()
1659                }
1660
1661                let subject = this.update(&mut cx, |this, cx| {
1662                    this.commit_editor.read(cx).text(cx).lines().next().map(ToOwned::to_owned).unwrap_or_default()
1663                })?;
1664
1665                let text_empty = subject.trim().is_empty();
1666
1667                let content = if text_empty {
1668                    format!("{PROMPT}\nHere are the changes in this commit:\n{diff_text}")
1669                } else {
1670                    format!("{PROMPT}\nHere is the user's subject line:\n{subject}\nHere are the changes in this commit:\n{diff_text}\n")
1671                };
1672
1673                const PROMPT: &str = include_str!("commit_message_prompt.txt");
1674
1675                let request = LanguageModelRequest {
1676                    messages: vec![LanguageModelRequestMessage {
1677                        role: Role::User,
1678                        content: vec![content.into()],
1679                        cache: false,
1680                    }],
1681                    tools: Vec::new(),
1682                    stop: Vec::new(),
1683                    temperature: None,
1684                };
1685
1686                let stream = model.stream_completion_text(request, &cx);
1687                let mut messages = stream.await?;
1688
1689                if !text_empty {
1690                    this.update(&mut cx, |this, cx| {
1691                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
1692                            let insert_position = buffer.anchor_before(buffer.len());
1693                            buffer.edit([(insert_position..insert_position, "\n")], None, cx)
1694                        });
1695                    })?;
1696                }
1697
1698                while let Some(message) = messages.stream.next().await {
1699                    let text = message?;
1700
1701                    this.update(&mut cx, |this, cx| {
1702                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
1703                            let insert_position = buffer.anchor_before(buffer.len());
1704                            buffer.edit([(insert_position..insert_position, text)], None, cx);
1705                        });
1706                    })?;
1707                }
1708
1709                anyhow::Ok(())
1710            }
1711            .log_err()
1712        }));
1713    }
1714
1715    fn update_editor_placeholder(&mut self, cx: &mut Context<Self>) {
1716        let suggested_commit_message = self.suggest_commit_message();
1717        let placeholder_text = suggested_commit_message
1718            .as_deref()
1719            .unwrap_or("Enter commit message");
1720
1721        self.commit_editor.update(cx, |editor, cx| {
1722            editor.set_placeholder_text(Arc::from(placeholder_text), cx)
1723        });
1724
1725        cx.notify();
1726    }
1727
1728    pub(crate) fn fetch(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1729        if !self.can_push_and_pull(cx) {
1730            return;
1731        }
1732
1733        let Some(repo) = self.active_repository.clone() else {
1734            return;
1735        };
1736        telemetry::event!("Git Fetched");
1737        let guard = self.start_remote_operation();
1738        let askpass = self.askpass_delegate("git fetch", window, cx);
1739        let this = cx.weak_entity();
1740        window
1741            .spawn(cx, |mut cx| async move {
1742                let fetch = repo.update(&mut cx, |repo, cx| repo.fetch(askpass, cx))?;
1743
1744                let remote_message = fetch.await?;
1745                drop(guard);
1746                this.update(&mut cx, |this, cx| {
1747                    let action = RemoteAction::Fetch;
1748                    match remote_message {
1749                        Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
1750                        Err(e) => {
1751                            log::error!("Error while fetching {:?}", e);
1752                            this.show_error_toast(action.name(), e, cx)
1753                        }
1754                    }
1755
1756                    anyhow::Ok(())
1757                })
1758                .ok();
1759                anyhow::Ok(())
1760            })
1761            .detach_and_log_err(cx);
1762    }
1763
1764    pub(crate) fn git_init(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1765        let worktrees = self
1766            .project
1767            .read(cx)
1768            .visible_worktrees(cx)
1769            .collect::<Vec<_>>();
1770
1771        let worktree = if worktrees.len() == 1 {
1772            Task::ready(Some(worktrees.first().unwrap().clone()))
1773        } else if worktrees.len() == 0 {
1774            let result = window.prompt(
1775                PromptLevel::Warning,
1776                "Unable to initialize a git repository",
1777                Some("Open a directory first"),
1778                &["Ok"],
1779                cx,
1780            );
1781            cx.background_executor()
1782                .spawn(async move {
1783                    result.await.ok();
1784                })
1785                .detach();
1786            return;
1787        } else {
1788            let worktree_directories = worktrees
1789                .iter()
1790                .map(|worktree| worktree.read(cx).abs_path())
1791                .map(|worktree_abs_path| {
1792                    if let Ok(path) = worktree_abs_path.strip_prefix(util::paths::home_dir()) {
1793                        Path::new("~")
1794                            .join(path)
1795                            .to_string_lossy()
1796                            .to_string()
1797                            .into()
1798                    } else {
1799                        worktree_abs_path.to_string_lossy().to_string().into()
1800                    }
1801                })
1802                .collect_vec();
1803            let prompt = picker_prompt::prompt(
1804                "Where would you like to initialize this git repository?",
1805                worktree_directories,
1806                self.workspace.clone(),
1807                window,
1808                cx,
1809            );
1810
1811            cx.spawn(|_, _| async move { prompt.await.map(|ix| worktrees[ix].clone()) })
1812        };
1813
1814        cx.spawn_in(window, |this, mut cx| async move {
1815            let worktree = match worktree.await {
1816                Some(worktree) => worktree,
1817                None => {
1818                    return;
1819                }
1820            };
1821
1822            let Ok(result) = this.update(&mut cx, |this, cx| {
1823                let fallback_branch_name = GitPanelSettings::get_global(cx)
1824                    .fallback_branch_name
1825                    .clone();
1826                this.project.read(cx).git_init(
1827                    worktree.read(cx).abs_path(),
1828                    fallback_branch_name,
1829                    cx,
1830                )
1831            }) else {
1832                return;
1833            };
1834
1835            let result = result.await;
1836
1837            this.update_in(&mut cx, |this, _, cx| match result {
1838                Ok(()) => {}
1839                Err(e) => this.show_error_toast("init", e, cx),
1840            })
1841            .ok();
1842        })
1843        .detach();
1844    }
1845
1846    pub(crate) fn pull(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1847        if !self.can_push_and_pull(cx) {
1848            return;
1849        }
1850        let Some(repo) = self.active_repository.clone() else {
1851            return;
1852        };
1853        let Some(branch) = repo.read(cx).current_branch() else {
1854            return;
1855        };
1856        telemetry::event!("Git Pulled");
1857        let branch = branch.clone();
1858        let remote = self.get_current_remote(window, cx);
1859        cx.spawn_in(window, move |this, mut cx| async move {
1860            let remote = match remote.await {
1861                Ok(Some(remote)) => remote,
1862                Ok(None) => {
1863                    return Ok(());
1864                }
1865                Err(e) => {
1866                    log::error!("Failed to get current remote: {}", e);
1867                    this.update(&mut cx, |this, cx| this.show_error_toast("pull", e, cx))
1868                        .ok();
1869                    return Ok(());
1870                }
1871            };
1872
1873            let askpass = this.update_in(&mut cx, |this, window, cx| {
1874                this.askpass_delegate(format!("git pull {}", remote.name), window, cx)
1875            })?;
1876
1877            let guard = this
1878                .update(&mut cx, |this, _| this.start_remote_operation())
1879                .ok();
1880
1881            let pull = repo.update(&mut cx, |repo, cx| {
1882                repo.pull(branch.name.clone(), remote.name.clone(), askpass, cx)
1883            })?;
1884
1885            let remote_message = pull.await?;
1886            drop(guard);
1887
1888            let action = RemoteAction::Pull(remote);
1889            this.update(&mut cx, |this, cx| match remote_message {
1890                Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
1891                Err(e) => {
1892                    log::error!("Error while pulling {:?}", e);
1893                    this.show_error_toast(action.name(), e, cx)
1894                }
1895            })
1896            .ok();
1897
1898            anyhow::Ok(())
1899        })
1900        .detach_and_log_err(cx);
1901    }
1902
1903    pub(crate) fn push(&mut self, force_push: bool, window: &mut Window, cx: &mut Context<Self>) {
1904        if !self.can_push_and_pull(cx) {
1905            return;
1906        }
1907        let Some(repo) = self.active_repository.clone() else {
1908            return;
1909        };
1910        let Some(branch) = repo.read(cx).current_branch() else {
1911            return;
1912        };
1913        telemetry::event!("Git Pushed");
1914        let branch = branch.clone();
1915
1916        let options = if force_push {
1917            Some(PushOptions::Force)
1918        } else {
1919            match branch.upstream {
1920                Some(Upstream {
1921                    tracking: UpstreamTracking::Gone,
1922                    ..
1923                })
1924                | None => Some(PushOptions::SetUpstream),
1925                _ => None,
1926            }
1927        };
1928        let remote = self.get_current_remote(window, cx);
1929
1930        cx.spawn_in(window, move |this, mut cx| async move {
1931            let remote = match remote.await {
1932                Ok(Some(remote)) => remote,
1933                Ok(None) => {
1934                    return Ok(());
1935                }
1936                Err(e) => {
1937                    log::error!("Failed to get current remote: {}", e);
1938                    this.update(&mut cx, |this, cx| this.show_error_toast("push", e, cx))
1939                        .ok();
1940                    return Ok(());
1941                }
1942            };
1943
1944            let askpass_delegate = this.update_in(&mut cx, |this, window, cx| {
1945                this.askpass_delegate(format!("git push {}", remote.name), window, cx)
1946            })?;
1947
1948            let guard = this
1949                .update(&mut cx, |this, _| this.start_remote_operation())
1950                .ok();
1951
1952            let push = repo.update(&mut cx, |repo, cx| {
1953                repo.push(
1954                    branch.name.clone(),
1955                    remote.name.clone(),
1956                    options,
1957                    askpass_delegate,
1958                    cx,
1959                )
1960            })?;
1961
1962            let remote_output = push.await?;
1963            drop(guard);
1964
1965            let action = RemoteAction::Push(branch.name, remote);
1966            this.update(&mut cx, |this, cx| match remote_output {
1967                Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
1968                Err(e) => {
1969                    log::error!("Error while pushing {:?}", e);
1970                    this.show_error_toast(action.name(), e, cx)
1971                }
1972            })?;
1973
1974            anyhow::Ok(())
1975        })
1976        .detach_and_log_err(cx);
1977    }
1978
1979    fn askpass_delegate(
1980        &self,
1981        operation: impl Into<SharedString>,
1982        window: &mut Window,
1983        cx: &mut Context<Self>,
1984    ) -> AskPassDelegate {
1985        let this = cx.weak_entity();
1986        let operation = operation.into();
1987        let window = window.window_handle();
1988        AskPassDelegate::new(&mut cx.to_async(), move |prompt, tx, cx| {
1989            window
1990                .update(cx, |_, window, cx| {
1991                    this.update(cx, |this, cx| {
1992                        this.workspace.update(cx, |workspace, cx| {
1993                            workspace.toggle_modal(window, cx, |window, cx| {
1994                                AskPassModal::new(operation.clone(), prompt.into(), tx, window, cx)
1995                            });
1996                        })
1997                    })
1998                })
1999                .ok();
2000        })
2001    }
2002
2003    fn can_push_and_pull(&self, cx: &App) -> bool {
2004        !self.project.read(cx).is_via_collab()
2005    }
2006
2007    fn get_current_remote(
2008        &mut self,
2009        window: &mut Window,
2010        cx: &mut Context<Self>,
2011    ) -> impl Future<Output = anyhow::Result<Option<Remote>>> {
2012        let repo = self.active_repository.clone();
2013        let workspace = self.workspace.clone();
2014        let mut cx = window.to_async(cx);
2015
2016        async move {
2017            let Some(repo) = repo else {
2018                return Err(anyhow::anyhow!("No active repository"));
2019            };
2020
2021            let mut current_remotes: Vec<Remote> = repo
2022                .update(&mut cx, |repo, _| {
2023                    let Some(current_branch) = repo.current_branch() else {
2024                        return Err(anyhow::anyhow!("No active branch"));
2025                    };
2026
2027                    Ok(repo.get_remotes(Some(current_branch.name.to_string())))
2028                })??
2029                .await??;
2030
2031            if current_remotes.len() == 0 {
2032                return Err(anyhow::anyhow!("No active remote"));
2033            } else if current_remotes.len() == 1 {
2034                return Ok(Some(current_remotes.pop().unwrap()));
2035            } else {
2036                let current_remotes: Vec<_> = current_remotes
2037                    .into_iter()
2038                    .map(|remotes| remotes.name)
2039                    .collect();
2040                let selection = cx
2041                    .update(|window, cx| {
2042                        picker_prompt::prompt(
2043                            "Pick which remote to push to",
2044                            current_remotes.clone(),
2045                            workspace,
2046                            window,
2047                            cx,
2048                        )
2049                    })?
2050                    .await;
2051
2052                Ok(selection.map(|selection| Remote {
2053                    name: current_remotes[selection].clone(),
2054                }))
2055            }
2056        }
2057    }
2058
2059    fn potential_co_authors(&self, cx: &App) -> Vec<(String, String)> {
2060        let mut new_co_authors = Vec::new();
2061        let project = self.project.read(cx);
2062
2063        let Some(room) = self
2064            .workspace
2065            .upgrade()
2066            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned())
2067        else {
2068            return Vec::default();
2069        };
2070
2071        let room = room.read(cx);
2072
2073        for (peer_id, collaborator) in project.collaborators() {
2074            if collaborator.is_host {
2075                continue;
2076            }
2077
2078            let Some(participant) = room.remote_participant_for_peer_id(*peer_id) else {
2079                continue;
2080            };
2081            if participant.can_write() && participant.user.email.is_some() {
2082                let email = participant.user.email.clone().unwrap();
2083
2084                new_co_authors.push((
2085                    participant
2086                        .user
2087                        .name
2088                        .clone()
2089                        .unwrap_or_else(|| participant.user.github_login.clone()),
2090                    email,
2091                ))
2092            }
2093        }
2094        if !project.is_local() && !project.is_read_only(cx) {
2095            if let Some(user) = room.local_participant_user(cx) {
2096                if let Some(email) = user.email.clone() {
2097                    new_co_authors.push((
2098                        user.name
2099                            .clone()
2100                            .unwrap_or_else(|| user.github_login.clone()),
2101                        email.clone(),
2102                    ))
2103                }
2104            }
2105        }
2106        new_co_authors
2107    }
2108
2109    fn toggle_fill_co_authors(
2110        &mut self,
2111        _: &ToggleFillCoAuthors,
2112        _: &mut Window,
2113        cx: &mut Context<Self>,
2114    ) {
2115        self.add_coauthors = !self.add_coauthors;
2116        cx.notify();
2117    }
2118
2119    fn fill_co_authors(&mut self, message: &mut String, cx: &mut Context<Self>) {
2120        const CO_AUTHOR_PREFIX: &str = "Co-authored-by: ";
2121
2122        let existing_text = message.to_ascii_lowercase();
2123        let lowercase_co_author_prefix = CO_AUTHOR_PREFIX.to_lowercase();
2124        let mut ends_with_co_authors = false;
2125        let existing_co_authors = existing_text
2126            .lines()
2127            .filter_map(|line| {
2128                let line = line.trim();
2129                if line.starts_with(&lowercase_co_author_prefix) {
2130                    ends_with_co_authors = true;
2131                    Some(line)
2132                } else {
2133                    ends_with_co_authors = false;
2134                    None
2135                }
2136            })
2137            .collect::<HashSet<_>>();
2138
2139        let new_co_authors = self
2140            .potential_co_authors(cx)
2141            .into_iter()
2142            .filter(|(_, email)| {
2143                !existing_co_authors
2144                    .iter()
2145                    .any(|existing| existing.contains(email.as_str()))
2146            })
2147            .collect::<Vec<_>>();
2148
2149        if new_co_authors.is_empty() {
2150            return;
2151        }
2152
2153        if !ends_with_co_authors {
2154            message.push('\n');
2155        }
2156        for (name, email) in new_co_authors {
2157            message.push('\n');
2158            message.push_str(CO_AUTHOR_PREFIX);
2159            message.push_str(&name);
2160            message.push_str(" <");
2161            message.push_str(&email);
2162            message.push('>');
2163        }
2164        message.push('\n');
2165    }
2166
2167    fn schedule_update(
2168        &mut self,
2169        clear_pending: bool,
2170        window: &mut Window,
2171        cx: &mut Context<Self>,
2172    ) {
2173        let handle = cx.entity().downgrade();
2174        self.reopen_commit_buffer(window, cx);
2175        self.update_visible_entries_task = cx.spawn_in(window, |_, mut cx| async move {
2176            cx.background_executor().timer(UPDATE_DEBOUNCE).await;
2177            if let Some(git_panel) = handle.upgrade() {
2178                git_panel
2179                    .update_in(&mut cx, |git_panel, window, cx| {
2180                        if clear_pending {
2181                            git_panel.clear_pending();
2182                        }
2183                        git_panel.update_visible_entries(cx);
2184                        git_panel.update_editor_placeholder(cx);
2185                        git_panel.update_scrollbar_properties(window, cx);
2186                    })
2187                    .ok();
2188            }
2189        });
2190    }
2191
2192    fn reopen_commit_buffer(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2193        let Some(active_repo) = self.active_repository.as_ref() else {
2194            return;
2195        };
2196        let load_buffer = active_repo.update(cx, |active_repo, cx| {
2197            let project = self.project.read(cx);
2198            active_repo.open_commit_buffer(
2199                Some(project.languages().clone()),
2200                project.buffer_store().clone(),
2201                cx,
2202            )
2203        });
2204
2205        cx.spawn_in(window, |git_panel, mut cx| async move {
2206            let buffer = load_buffer.await?;
2207            git_panel.update_in(&mut cx, |git_panel, window, cx| {
2208                if git_panel
2209                    .commit_editor
2210                    .read(cx)
2211                    .buffer()
2212                    .read(cx)
2213                    .as_singleton()
2214                    .as_ref()
2215                    != Some(&buffer)
2216                {
2217                    git_panel.commit_editor = cx.new(|cx| {
2218                        commit_message_editor(
2219                            buffer,
2220                            git_panel.suggest_commit_message().as_deref(),
2221                            git_panel.project.clone(),
2222                            true,
2223                            window,
2224                            cx,
2225                        )
2226                    });
2227                }
2228            })
2229        })
2230        .detach_and_log_err(cx);
2231    }
2232
2233    fn clear_pending(&mut self) {
2234        self.pending.retain(|v| !v.finished)
2235    }
2236
2237    fn update_visible_entries(&mut self, cx: &mut Context<Self>) {
2238        self.entries.clear();
2239        self.single_staged_entry.take();
2240        self.single_staged_entry.take();
2241        let mut changed_entries = Vec::new();
2242        let mut new_entries = Vec::new();
2243        let mut conflict_entries = Vec::new();
2244        let mut last_staged = None;
2245        let mut staged_count = 0;
2246        let mut max_width_item: Option<(RepoPath, usize)> = None;
2247
2248        let Some(repo) = self.active_repository.as_ref() else {
2249            // Just clear entries if no repository is active.
2250            cx.notify();
2251            return;
2252        };
2253
2254        let repo = repo.read(cx);
2255
2256        for entry in repo.status() {
2257            let is_conflict = repo.has_conflict(&entry.repo_path);
2258            let is_new = entry.status.is_created();
2259            let staging = entry.status.staging();
2260
2261            if self.pending.iter().any(|pending| {
2262                pending.target_status == TargetStatus::Reverted
2263                    && !pending.finished
2264                    && pending
2265                        .entries
2266                        .iter()
2267                        .any(|pending| pending.repo_path == entry.repo_path)
2268            }) {
2269                continue;
2270            }
2271
2272            // dot_git_abs path always has at least one component, namely .git.
2273            let abs_path = repo
2274                .dot_git_abs_path
2275                .parent()
2276                .unwrap()
2277                .join(&entry.repo_path);
2278            let worktree_path = repo.repository_entry.unrelativize(&entry.repo_path);
2279            let entry = GitStatusEntry {
2280                repo_path: entry.repo_path.clone(),
2281                worktree_path,
2282                abs_path,
2283                status: entry.status,
2284                staging,
2285            };
2286
2287            if staging.has_staged() {
2288                staged_count += 1;
2289                last_staged = Some(entry.clone());
2290            }
2291
2292            let width_estimate = Self::item_width_estimate(
2293                entry.parent_dir().map(|s| s.len()).unwrap_or(0),
2294                entry.display_name().len(),
2295            );
2296
2297            match max_width_item.as_mut() {
2298                Some((repo_path, estimate)) => {
2299                    if width_estimate > *estimate {
2300                        *repo_path = entry.repo_path.clone();
2301                        *estimate = width_estimate;
2302                    }
2303                }
2304                None => max_width_item = Some((entry.repo_path.clone(), width_estimate)),
2305            }
2306
2307            if is_conflict {
2308                conflict_entries.push(entry);
2309            } else if is_new {
2310                new_entries.push(entry);
2311            } else {
2312                changed_entries.push(entry);
2313            }
2314        }
2315
2316        let mut pending_staged_count = 0;
2317        let mut last_pending_staged = None;
2318        let mut pending_status_for_last_staged = None;
2319        for pending in self.pending.iter() {
2320            if pending.target_status == TargetStatus::Staged {
2321                pending_staged_count += pending.entries.len();
2322                last_pending_staged = pending.entries.iter().next().cloned();
2323            }
2324            if let Some(last_staged) = &last_staged {
2325                if pending
2326                    .entries
2327                    .iter()
2328                    .any(|entry| entry.repo_path == last_staged.repo_path)
2329                {
2330                    pending_status_for_last_staged = Some(pending.target_status);
2331                }
2332            }
2333        }
2334
2335        if conflict_entries.len() == 0 && staged_count == 1 && pending_staged_count == 0 {
2336            match pending_status_for_last_staged {
2337                Some(TargetStatus::Staged) | None => {
2338                    self.single_staged_entry = last_staged;
2339                }
2340                _ => {}
2341            }
2342        } else if conflict_entries.len() == 0 && pending_staged_count == 1 {
2343            self.single_staged_entry = last_pending_staged;
2344        }
2345
2346        if conflict_entries.len() == 0 && changed_entries.len() == 1 {
2347            self.single_tracked_entry = changed_entries.first().cloned();
2348        }
2349
2350        if conflict_entries.len() > 0 {
2351            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2352                header: Section::Conflict,
2353            }));
2354            self.entries.extend(
2355                conflict_entries
2356                    .into_iter()
2357                    .map(GitListEntry::GitStatusEntry),
2358            );
2359        }
2360
2361        if changed_entries.len() > 0 {
2362            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2363                header: Section::Tracked,
2364            }));
2365            self.entries.extend(
2366                changed_entries
2367                    .into_iter()
2368                    .map(GitListEntry::GitStatusEntry),
2369            );
2370        }
2371        if new_entries.len() > 0 {
2372            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2373                header: Section::New,
2374            }));
2375            self.entries
2376                .extend(new_entries.into_iter().map(GitListEntry::GitStatusEntry));
2377        }
2378
2379        if let Some((repo_path, _)) = max_width_item {
2380            self.max_width_item_index = self.entries.iter().position(|entry| match entry {
2381                GitListEntry::GitStatusEntry(git_status_entry) => {
2382                    git_status_entry.repo_path == repo_path
2383                }
2384                GitListEntry::Header(_) => false,
2385            });
2386        }
2387
2388        self.update_counts(repo);
2389
2390        self.select_first_entry_if_none(cx);
2391
2392        cx.notify();
2393    }
2394
2395    fn header_state(&self, header_type: Section) -> ToggleState {
2396        let (staged_count, count) = match header_type {
2397            Section::New => (self.new_staged_count, self.new_count),
2398            Section::Tracked => (self.tracked_staged_count, self.tracked_count),
2399            Section::Conflict => (self.conflicted_staged_count, self.conflicted_count),
2400        };
2401        if staged_count == 0 {
2402            ToggleState::Unselected
2403        } else if count == staged_count {
2404            ToggleState::Selected
2405        } else {
2406            ToggleState::Indeterminate
2407        }
2408    }
2409
2410    fn update_counts(&mut self, repo: &Repository) {
2411        self.conflicted_count = 0;
2412        self.conflicted_staged_count = 0;
2413        self.new_count = 0;
2414        self.tracked_count = 0;
2415        self.new_staged_count = 0;
2416        self.tracked_staged_count = 0;
2417        self.entry_count = 0;
2418        for entry in &self.entries {
2419            let Some(status_entry) = entry.status_entry() else {
2420                continue;
2421            };
2422            self.entry_count += 1;
2423            if repo.has_conflict(&status_entry.repo_path) {
2424                self.conflicted_count += 1;
2425                if self.entry_staging(status_entry).has_staged() {
2426                    self.conflicted_staged_count += 1;
2427                }
2428            } else if status_entry.status.is_created() {
2429                self.new_count += 1;
2430                if self.entry_staging(status_entry).has_staged() {
2431                    self.new_staged_count += 1;
2432                }
2433            } else {
2434                self.tracked_count += 1;
2435                if self.entry_staging(status_entry).has_staged() {
2436                    self.tracked_staged_count += 1;
2437                }
2438            }
2439        }
2440    }
2441
2442    fn entry_staging(&self, entry: &GitStatusEntry) -> StageStatus {
2443        for pending in self.pending.iter().rev() {
2444            if pending
2445                .entries
2446                .iter()
2447                .any(|pending_entry| pending_entry.repo_path == entry.repo_path)
2448            {
2449                match pending.target_status {
2450                    TargetStatus::Staged => return StageStatus::Staged,
2451                    TargetStatus::Unstaged => return StageStatus::Unstaged,
2452                    TargetStatus::Reverted => continue,
2453                    TargetStatus::Unchanged => continue,
2454                }
2455            }
2456        }
2457        entry.staging
2458    }
2459
2460    pub(crate) fn has_staged_changes(&self) -> bool {
2461        self.tracked_staged_count > 0
2462            || self.new_staged_count > 0
2463            || self.conflicted_staged_count > 0
2464    }
2465
2466    pub(crate) fn has_unstaged_changes(&self) -> bool {
2467        self.tracked_count > self.tracked_staged_count
2468            || self.new_count > self.new_staged_count
2469            || self.conflicted_count > self.conflicted_staged_count
2470    }
2471
2472    fn has_conflicts(&self) -> bool {
2473        self.conflicted_count > 0
2474    }
2475
2476    fn has_tracked_changes(&self) -> bool {
2477        self.tracked_count > 0
2478    }
2479
2480    pub fn has_unstaged_conflicts(&self) -> bool {
2481        self.conflicted_count > 0 && self.conflicted_count != self.conflicted_staged_count
2482    }
2483
2484    fn show_error_toast(&self, action: impl Into<SharedString>, e: anyhow::Error, cx: &mut App) {
2485        let action = action.into();
2486        let Some(workspace) = self.workspace.upgrade() else {
2487            return;
2488        };
2489
2490        let message = e.to_string().trim().to_string();
2491        if message
2492            .matches(git::repository::REMOTE_CANCELLED_BY_USER)
2493            .next()
2494            .is_some()
2495        {
2496            return; // Hide the cancelled by user message
2497        } else {
2498            let project = self.project.clone();
2499            workspace.update(cx, |workspace, cx| {
2500                let workspace_weak = cx.weak_entity();
2501                let toast =
2502                    StatusToast::new(format!("git {} failed", action.clone()), cx, |this, _cx| {
2503                        this.icon(ToastIcon::new(IconName::XCircle).color(Color::Error))
2504                            .action("View Log", move |window, cx| {
2505                                let message = message.clone();
2506                                let project = project.clone();
2507                                let action = action.clone();
2508                                workspace_weak
2509                                    .update(cx, move |workspace, cx| {
2510                                        Self::open_output(
2511                                            project, action, workspace, &message, window, cx,
2512                                        )
2513                                    })
2514                                    .ok();
2515                            })
2516                    });
2517                workspace.toggle_status_toast(toast, cx)
2518            });
2519        }
2520    }
2521
2522    fn show_remote_output(&self, action: RemoteAction, info: RemoteCommandOutput, cx: &mut App) {
2523        let Some(workspace) = self.workspace.upgrade() else {
2524            return;
2525        };
2526
2527        workspace.update(cx, |workspace, cx| {
2528            let SuccessMessage { message, style } = remote_output::format_output(&action, info);
2529            let workspace_weak = cx.weak_entity();
2530            let operation = action.name();
2531
2532            let status_toast = StatusToast::new(message, cx, move |this, _cx| {
2533                use remote_output::SuccessStyle::*;
2534                let project = self.project.clone();
2535                match style {
2536                    Toast { .. } => this,
2537                    ToastWithLog { output } => this
2538                        .icon(ToastIcon::new(IconName::GitBranchSmall).color(Color::Muted))
2539                        .action("View Log", move |window, cx| {
2540                            let output = output.clone();
2541                            let project = project.clone();
2542                            let output =
2543                                format!("stdout:\n{}\nstderr:\n{}", output.stdout, output.stderr);
2544                            workspace_weak
2545                                .update(cx, move |workspace, cx| {
2546                                    Self::open_output(
2547                                        project, operation, workspace, &output, window, cx,
2548                                    )
2549                                })
2550                                .ok();
2551                        }),
2552                    PushPrLink { link } => this
2553                        .icon(ToastIcon::new(IconName::GitBranchSmall).color(Color::Muted))
2554                        .action("Open Pull Request", move |_, cx| cx.open_url(&link)),
2555                }
2556            });
2557            workspace.toggle_status_toast(status_toast, cx)
2558        });
2559    }
2560
2561    fn open_output(
2562        project: Entity<Project>,
2563        operation: impl Into<SharedString>,
2564        workspace: &mut Workspace,
2565        output: &str,
2566        window: &mut Window,
2567        cx: &mut Context<Workspace>,
2568    ) {
2569        let operation = operation.into();
2570        let buffer = cx.new(|cx| Buffer::local(output, cx));
2571        let editor = cx.new(|cx| {
2572            let mut editor = Editor::for_buffer(buffer, Some(project), window, cx);
2573            editor.buffer().update(cx, |buffer, cx| {
2574                buffer.set_title(format!("Output from git {operation}"), cx);
2575            });
2576            editor.set_read_only(true);
2577            editor
2578        });
2579
2580        workspace.add_item_to_center(Box::new(editor), window, cx);
2581    }
2582
2583    pub fn render_spinner(&self) -> Option<impl IntoElement> {
2584        (!self.pending_remote_operations.borrow().is_empty()).then(|| {
2585            Icon::new(IconName::ArrowCircle)
2586                .size(IconSize::XSmall)
2587                .color(Color::Info)
2588                .with_animation(
2589                    "arrow-circle",
2590                    Animation::new(Duration::from_secs(2)).repeat(),
2591                    |icon, delta| icon.transform(Transformation::rotate(percentage(delta))),
2592                )
2593                .into_any_element()
2594        })
2595    }
2596
2597    pub fn can_commit(&self) -> bool {
2598        (self.has_staged_changes() || self.has_tracked_changes()) && !self.has_unstaged_conflicts()
2599    }
2600
2601    pub fn can_stage_all(&self) -> bool {
2602        self.has_unstaged_changes()
2603    }
2604
2605    pub fn can_unstage_all(&self) -> bool {
2606        self.has_staged_changes()
2607    }
2608
2609    // eventually we'll need to take depth into account here
2610    // if we add a tree view
2611    fn item_width_estimate(path: usize, file_name: usize) -> usize {
2612        path + file_name
2613    }
2614
2615    fn render_overflow_menu(&self, id: impl Into<ElementId>) -> impl IntoElement {
2616        let focus_handle = self.focus_handle.clone();
2617        PopoverMenu::new(id.into())
2618            .trigger(
2619                IconButton::new("overflow-menu-trigger", IconName::EllipsisVertical)
2620                    .icon_size(IconSize::Small)
2621                    .icon_color(Color::Muted),
2622            )
2623            .menu(move |window, cx| Some(git_panel_context_menu(focus_handle.clone(), window, cx)))
2624            .anchor(Corner::TopRight)
2625    }
2626
2627    pub(crate) fn render_generate_commit_message_button(
2628        &self,
2629        cx: &Context<Self>,
2630    ) -> Option<AnyElement> {
2631        current_language_model(cx).is_some().then(|| {
2632            if self.generate_commit_message_task.is_some() {
2633                return h_flex()
2634                    .gap_1()
2635                    .child(
2636                        Icon::new(IconName::ArrowCircle)
2637                            .size(IconSize::XSmall)
2638                            .color(Color::Info)
2639                            .with_animation(
2640                                "arrow-circle",
2641                                Animation::new(Duration::from_secs(2)).repeat(),
2642                                |icon, delta| {
2643                                    icon.transform(Transformation::rotate(percentage(delta)))
2644                                },
2645                            ),
2646                    )
2647                    .child(
2648                        Label::new("Generating Commit...")
2649                            .size(LabelSize::Small)
2650                            .color(Color::Muted),
2651                    )
2652                    .into_any_element();
2653            }
2654
2655            let can_commit = self.can_commit();
2656            let editor_focus_handle = self.commit_editor.focus_handle(cx);
2657            IconButton::new("generate-commit-message", IconName::AiEdit)
2658                .shape(ui::IconButtonShape::Square)
2659                .icon_color(Color::Muted)
2660                .tooltip(move |window, cx| {
2661                    if can_commit {
2662                        Tooltip::for_action_in(
2663                            "Generate Commit Message",
2664                            &git::GenerateCommitMessage,
2665                            &editor_focus_handle,
2666                            window,
2667                            cx,
2668                        )
2669                    } else {
2670                        Tooltip::simple("No changes to commit", cx)
2671                    }
2672                })
2673                .disabled(!can_commit)
2674                .on_click(cx.listener(move |this, _event, _window, cx| {
2675                    this.generate_commit_message(cx);
2676                }))
2677                .into_any_element()
2678        })
2679    }
2680
2681    pub(crate) fn render_co_authors(&self, cx: &Context<Self>) -> Option<AnyElement> {
2682        let potential_co_authors = self.potential_co_authors(cx);
2683        if potential_co_authors.is_empty() {
2684            None
2685        } else {
2686            Some(
2687                IconButton::new("co-authors", IconName::Person)
2688                    .shape(ui::IconButtonShape::Square)
2689                    .icon_color(Color::Disabled)
2690                    .selected_icon_color(Color::Selected)
2691                    .toggle_state(self.add_coauthors)
2692                    .tooltip(move |_, cx| {
2693                        let title = format!(
2694                            "Add co-authored-by:{}{}",
2695                            if potential_co_authors.len() == 1 {
2696                                ""
2697                            } else {
2698                                "\n"
2699                            },
2700                            potential_co_authors
2701                                .iter()
2702                                .map(|(name, email)| format!(" {} <{}>", name, email))
2703                                .join("\n")
2704                        );
2705                        Tooltip::simple(title, cx)
2706                    })
2707                    .on_click(cx.listener(|this, _, _, cx| {
2708                        this.add_coauthors = !this.add_coauthors;
2709                        cx.notify();
2710                    }))
2711                    .into_any_element(),
2712            )
2713        }
2714    }
2715
2716    pub fn configure_commit_button(&self, cx: &mut Context<Self>) -> (bool, &'static str) {
2717        if self.has_unstaged_conflicts() {
2718            (false, "You must resolve conflicts before committing")
2719        } else if !self.has_staged_changes() && !self.has_tracked_changes() {
2720            (false, "No changes to commit")
2721        } else if self.pending_commit.is_some() {
2722            (false, "Commit in progress")
2723        } else if self.custom_or_suggested_commit_message(cx).is_none() {
2724            (false, "No commit message")
2725        } else if !self.has_write_access(cx) {
2726            (false, "You do not have write access to this project")
2727        } else {
2728            (true, self.commit_button_title())
2729        }
2730    }
2731
2732    pub fn commit_button_title(&self) -> &'static str {
2733        if self.has_staged_changes() {
2734            "Commit"
2735        } else {
2736            "Commit Tracked"
2737        }
2738    }
2739
2740    fn expand_commit_editor(
2741        &mut self,
2742        _: &git::ExpandCommitEditor,
2743        window: &mut Window,
2744        cx: &mut Context<Self>,
2745    ) {
2746        let workspace = self.workspace.clone();
2747        window.defer(cx, move |window, cx| {
2748            workspace
2749                .update(cx, |workspace, cx| {
2750                    CommitModal::toggle(workspace, window, cx)
2751                })
2752                .ok();
2753        })
2754    }
2755
2756    fn render_panel_header(
2757        &self,
2758        window: &mut Window,
2759        cx: &mut Context<Self>,
2760    ) -> Option<impl IntoElement> {
2761        self.active_repository.as_ref()?;
2762
2763        let text;
2764        let action;
2765        let tooltip;
2766        if self.total_staged_count() == self.entry_count && self.entry_count > 0 {
2767            text = "Unstage All";
2768            action = git::UnstageAll.boxed_clone();
2769            tooltip = "git reset";
2770        } else {
2771            text = "Stage All";
2772            action = git::StageAll.boxed_clone();
2773            tooltip = "git add --all ."
2774        }
2775
2776        let change_string = match self.entry_count {
2777            0 => "No Changes".to_string(),
2778            1 => "1 Change".to_string(),
2779            _ => format!("{} Changes", self.entry_count),
2780        };
2781
2782        Some(
2783            self.panel_header_container(window, cx)
2784                .px_2()
2785                .child(
2786                    panel_button(change_string)
2787                        .color(Color::Muted)
2788                        .tooltip(Tooltip::for_action_title_in(
2789                            "Open diff",
2790                            &Diff,
2791                            &self.focus_handle,
2792                        ))
2793                        .on_click(|_, _, cx| {
2794                            cx.defer(|cx| {
2795                                cx.dispatch_action(&Diff);
2796                            })
2797                        }),
2798                )
2799                .child(div().flex_grow()) // spacer
2800                .child(self.render_overflow_menu("overflow_menu"))
2801                .child(div().w_2()) // another spacer
2802                .child(
2803                    panel_filled_button(text)
2804                        .tooltip(Tooltip::for_action_title_in(
2805                            tooltip,
2806                            action.as_ref(),
2807                            &self.focus_handle,
2808                        ))
2809                        .disabled(self.entry_count == 0)
2810                        .on_click(move |_, _, cx| {
2811                            let action = action.boxed_clone();
2812                            cx.defer(move |cx| {
2813                                cx.dispatch_action(action.as_ref());
2814                            })
2815                        }),
2816                ),
2817        )
2818    }
2819
2820    pub(crate) fn render_remote_button(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
2821        let branch = self
2822            .active_repository
2823            .as_ref()?
2824            .read(cx)
2825            .current_branch()
2826            .cloned();
2827        if !self.can_push_and_pull(cx) {
2828            return None;
2829        }
2830        let spinner = self.render_spinner();
2831        Some(
2832            h_flex()
2833                .gap_1()
2834                .flex_shrink_0()
2835                .children(spinner)
2836                .when_some(branch, |this, branch| {
2837                    let focus_handle = Some(self.focus_handle(cx));
2838
2839                    this.children(render_remote_button(
2840                        "remote-button",
2841                        &branch,
2842                        focus_handle,
2843                        true,
2844                    ))
2845                })
2846                .into_any_element(),
2847        )
2848    }
2849
2850    pub fn render_footer(
2851        &self,
2852        window: &mut Window,
2853        cx: &mut Context<Self>,
2854    ) -> Option<impl IntoElement> {
2855        let active_repository = self.active_repository.clone()?;
2856        let (can_commit, tooltip) = self.configure_commit_button(cx);
2857        let project = self.project.clone().read(cx);
2858        let panel_editor_style = panel_editor_style(true, window, cx);
2859
2860        let enable_coauthors = self.render_co_authors(cx);
2861        let title = self.commit_button_title();
2862
2863        let editor_focus_handle = self.commit_editor.focus_handle(cx);
2864        let commit_tooltip_focus_handle = editor_focus_handle.clone();
2865        let expand_tooltip_focus_handle = editor_focus_handle.clone();
2866
2867        let branch = active_repository.read(cx).current_branch().cloned();
2868
2869        let footer_size = px(32.);
2870        let gap = px(9.0);
2871        let max_height = panel_editor_style
2872            .text
2873            .line_height_in_pixels(window.rem_size())
2874            * MAX_PANEL_EDITOR_LINES
2875            + gap;
2876
2877        let git_panel = cx.entity().clone();
2878        let display_name = SharedString::from(Arc::from(
2879            active_repository
2880                .read(cx)
2881                .display_name(project, cx)
2882                .trim_end_matches("/"),
2883        ));
2884        let editor_is_long = self.commit_editor.update(cx, |editor, cx| {
2885            editor.max_point(cx).row().0 >= MAX_PANEL_EDITOR_LINES as u32
2886        });
2887
2888        let footer = v_flex()
2889            .child(PanelRepoFooter::new(display_name, branch, Some(git_panel)))
2890            .child(
2891                panel_editor_container(window, cx)
2892                    .id("commit-editor-container")
2893                    .relative()
2894                    .w_full()
2895                    .h(max_height + footer_size)
2896                    .border_t_1()
2897                    .border_color(cx.theme().colors().border_variant)
2898                    .cursor_text()
2899                    .on_click(cx.listener(move |this, _: &ClickEvent, window, cx| {
2900                        window.focus(&this.commit_editor.focus_handle(cx));
2901                    }))
2902                    .child(
2903                        h_flex()
2904                            .id("commit-footer")
2905                            .border_t_1()
2906                            .when(editor_is_long, |el| {
2907                                el.border_color(cx.theme().colors().border_variant)
2908                            })
2909                            .absolute()
2910                            .bottom_0()
2911                            .left_0()
2912                            .w_full()
2913                            .px_2()
2914                            .h(footer_size)
2915                            .flex_none()
2916                            .justify_between()
2917                            .child(
2918                                self.render_generate_commit_message_button(cx)
2919                                    .unwrap_or_else(|| div().into_any_element()),
2920                            )
2921                            .child(
2922                                h_flex().gap_0p5().children(enable_coauthors).child(
2923                                    panel_filled_button(title)
2924                                        .tooltip(move |window, cx| {
2925                                            if can_commit {
2926                                                Tooltip::for_action_in(
2927                                                    tooltip,
2928                                                    &Commit,
2929                                                    &commit_tooltip_focus_handle,
2930                                                    window,
2931                                                    cx,
2932                                                )
2933                                            } else {
2934                                                Tooltip::simple(tooltip, cx)
2935                                            }
2936                                        })
2937                                        .disabled(!can_commit || self.modal_open)
2938                                        .on_click({
2939                                            cx.listener(move |this, _: &ClickEvent, window, cx| {
2940                                                this.commit_changes(window, cx)
2941                                            })
2942                                        }),
2943                                ),
2944                            ),
2945                    )
2946                    .child(
2947                        div()
2948                            .pr_2p5()
2949                            .on_action(|&editor::actions::MoveUp, _, cx| {
2950                                cx.stop_propagation();
2951                            })
2952                            .on_action(|&editor::actions::MoveDown, _, cx| {
2953                                cx.stop_propagation();
2954                            })
2955                            .child(EditorElement::new(&self.commit_editor, panel_editor_style)),
2956                    )
2957                    .child(
2958                        h_flex()
2959                            .absolute()
2960                            .top_2()
2961                            .right_2()
2962                            .opacity(0.5)
2963                            .hover(|this| this.opacity(1.0))
2964                            .child(
2965                                panel_icon_button("expand-commit-editor", IconName::Maximize)
2966                                    .icon_size(IconSize::Small)
2967                                    .size(ui::ButtonSize::Default)
2968                                    .tooltip(move |window, cx| {
2969                                        Tooltip::for_action_in(
2970                                            "Open Commit Modal",
2971                                            &git::ExpandCommitEditor,
2972                                            &expand_tooltip_focus_handle,
2973                                            window,
2974                                            cx,
2975                                        )
2976                                    })
2977                                    .on_click(cx.listener({
2978                                        move |_, _, window, cx| {
2979                                            window.dispatch_action(
2980                                                git::ExpandCommitEditor.boxed_clone(),
2981                                                cx,
2982                                            )
2983                                        }
2984                                    })),
2985                            ),
2986                    ),
2987            );
2988
2989        Some(footer)
2990    }
2991
2992    fn render_previous_commit(&self, cx: &mut Context<Self>) -> Option<impl IntoElement> {
2993        let active_repository = self.active_repository.as_ref()?;
2994        let branch = active_repository.read(cx).current_branch()?;
2995        let commit = branch.most_recent_commit.as_ref()?.clone();
2996
2997        let this = cx.entity();
2998        Some(
2999            h_flex()
3000                .items_center()
3001                .py_2()
3002                .px(px(8.))
3003                .border_color(cx.theme().colors().border)
3004                .gap_1p5()
3005                .child(
3006                    div()
3007                        .flex_grow()
3008                        .overflow_hidden()
3009                        .items_center()
3010                        .max_w(relative(0.85))
3011                        .h_full()
3012                        .child(
3013                            Label::new(commit.subject.clone())
3014                                .size(LabelSize::Small)
3015                                .truncate(),
3016                        )
3017                        .id("commit-msg-hover")
3018                        .hoverable_tooltip(move |window, cx| {
3019                            GitPanelMessageTooltip::new(
3020                                this.clone(),
3021                                commit.sha.clone(),
3022                                window,
3023                                cx,
3024                            )
3025                            .into()
3026                        }),
3027                )
3028                .child(div().flex_1())
3029                .when(commit.has_parent, |this| {
3030                    let has_unstaged = self.has_unstaged_changes();
3031                    this.child(
3032                        panel_icon_button("undo", IconName::Undo)
3033                            .icon_size(IconSize::Small)
3034                            .icon_color(Color::Muted)
3035                            .tooltip(move |window, cx| {
3036                                Tooltip::with_meta(
3037                                    "Uncommit",
3038                                    Some(&git::Uncommit),
3039                                    if has_unstaged {
3040                                        "git reset HEAD^ --soft"
3041                                    } else {
3042                                        "git reset HEAD^"
3043                                    },
3044                                    window,
3045                                    cx,
3046                                )
3047                            })
3048                            .on_click(cx.listener(|this, _, window, cx| this.uncommit(window, cx))),
3049                    )
3050                }),
3051        )
3052    }
3053
3054    fn render_empty_state(&self, cx: &mut Context<Self>) -> impl IntoElement {
3055        h_flex()
3056            .h_full()
3057            .flex_grow()
3058            .justify_center()
3059            .items_center()
3060            .child(
3061                v_flex()
3062                    .gap_2()
3063                    .child(h_flex().w_full().justify_around().child(
3064                        if self.active_repository.is_some() {
3065                            "No changes to commit"
3066                        } else {
3067                            "No Git repositories"
3068                        },
3069                    ))
3070                    .children({
3071                        let worktree_count = self.project.read(cx).visible_worktrees(cx).count();
3072                        (worktree_count > 0 && self.active_repository.is_none()).then(|| {
3073                            h_flex().w_full().justify_around().child(
3074                                panel_filled_button("Initialize Repository")
3075                                    .tooltip(Tooltip::for_action_title_in(
3076                                        "git init",
3077                                        &git::Init,
3078                                        &self.focus_handle,
3079                                    ))
3080                                    .on_click(move |_, _, cx| {
3081                                        cx.defer(move |cx| {
3082                                            cx.dispatch_action(&git::Init);
3083                                        })
3084                                    }),
3085                            )
3086                        })
3087                    })
3088                    .text_ui_sm(cx)
3089                    .mx_auto()
3090                    .text_color(Color::Placeholder.color(cx)),
3091            )
3092    }
3093
3094    fn render_vertical_scrollbar(
3095        &self,
3096        show_horizontal_scrollbar_container: bool,
3097        cx: &mut Context<Self>,
3098    ) -> impl IntoElement {
3099        div()
3100            .id("git-panel-vertical-scroll")
3101            .occlude()
3102            .flex_none()
3103            .h_full()
3104            .cursor_default()
3105            .absolute()
3106            .right_0()
3107            .top_0()
3108            .bottom_0()
3109            .w(px(12.))
3110            .when(show_horizontal_scrollbar_container, |this| {
3111                this.pb_neg_3p5()
3112            })
3113            .on_mouse_move(cx.listener(|_, _, _, cx| {
3114                cx.notify();
3115                cx.stop_propagation()
3116            }))
3117            .on_hover(|_, _, cx| {
3118                cx.stop_propagation();
3119            })
3120            .on_any_mouse_down(|_, _, cx| {
3121                cx.stop_propagation();
3122            })
3123            .on_mouse_up(
3124                MouseButton::Left,
3125                cx.listener(|this, _, window, cx| {
3126                    if !this.vertical_scrollbar.state.is_dragging()
3127                        && !this.focus_handle.contains_focused(window, cx)
3128                    {
3129                        this.vertical_scrollbar.hide(window, cx);
3130                        cx.notify();
3131                    }
3132
3133                    cx.stop_propagation();
3134                }),
3135            )
3136            .on_scroll_wheel(cx.listener(|_, _, _, cx| {
3137                cx.notify();
3138            }))
3139            .children(Scrollbar::vertical(
3140                // percentage as f32..end_offset as f32,
3141                self.vertical_scrollbar.state.clone(),
3142            ))
3143    }
3144
3145    /// Renders the horizontal scrollbar.
3146    ///
3147    /// The right offset is used to determine how far to the right the
3148    /// scrollbar should extend to, useful for ensuring it doesn't collide
3149    /// with the vertical scrollbar when visible.
3150    fn render_horizontal_scrollbar(
3151        &self,
3152        right_offset: Pixels,
3153        cx: &mut Context<Self>,
3154    ) -> impl IntoElement {
3155        div()
3156            .id("git-panel-horizontal-scroll")
3157            .occlude()
3158            .flex_none()
3159            .w_full()
3160            .cursor_default()
3161            .absolute()
3162            .bottom_neg_px()
3163            .left_0()
3164            .right_0()
3165            .pr(right_offset)
3166            .on_mouse_move(cx.listener(|_, _, _, cx| {
3167                cx.notify();
3168                cx.stop_propagation()
3169            }))
3170            .on_hover(|_, _, cx| {
3171                cx.stop_propagation();
3172            })
3173            .on_any_mouse_down(|_, _, cx| {
3174                cx.stop_propagation();
3175            })
3176            .on_mouse_up(
3177                MouseButton::Left,
3178                cx.listener(|this, _, window, cx| {
3179                    if !this.horizontal_scrollbar.state.is_dragging()
3180                        && !this.focus_handle.contains_focused(window, cx)
3181                    {
3182                        this.horizontal_scrollbar.hide(window, cx);
3183                        cx.notify();
3184                    }
3185
3186                    cx.stop_propagation();
3187                }),
3188            )
3189            .on_scroll_wheel(cx.listener(|_, _, _, cx| {
3190                cx.notify();
3191            }))
3192            .children(Scrollbar::horizontal(
3193                // percentage as f32..end_offset as f32,
3194                self.horizontal_scrollbar.state.clone(),
3195            ))
3196    }
3197
3198    fn render_buffer_header_controls(
3199        &self,
3200        entity: &Entity<Self>,
3201        file: &Arc<dyn File>,
3202        _: &Window,
3203        cx: &App,
3204    ) -> Option<AnyElement> {
3205        let repo = self.active_repository.as_ref()?.read(cx);
3206        let repo_path = repo.worktree_id_path_to_repo_path(file.worktree_id(cx), file.path())?;
3207        let ix = self.entry_by_path(&repo_path)?;
3208        let entry = self.entries.get(ix)?;
3209
3210        let entry_staging = self.entry_staging(entry.status_entry()?);
3211
3212        let checkbox = Checkbox::new("stage-file", entry_staging.as_bool().into())
3213            .disabled(!self.has_write_access(cx))
3214            .fill()
3215            .elevation(ElevationIndex::Surface)
3216            .on_click({
3217                let entry = entry.clone();
3218                let git_panel = entity.downgrade();
3219                move |_, window, cx| {
3220                    git_panel
3221                        .update(cx, |this, cx| {
3222                            this.toggle_staged_for_entry(&entry, window, cx);
3223                            cx.stop_propagation();
3224                        })
3225                        .ok();
3226                }
3227            });
3228        Some(
3229            h_flex()
3230                .id("start-slot")
3231                .text_lg()
3232                .child(checkbox)
3233                .on_mouse_down(MouseButton::Left, |_, _, cx| {
3234                    // prevent the list item active state triggering when toggling checkbox
3235                    cx.stop_propagation();
3236                })
3237                .into_any_element(),
3238        )
3239    }
3240
3241    fn render_entries(
3242        &self,
3243        has_write_access: bool,
3244        _: &Window,
3245        cx: &mut Context<Self>,
3246    ) -> impl IntoElement {
3247        let entry_count = self.entries.len();
3248
3249        let scroll_track_size = px(16.);
3250
3251        let h_scroll_offset = if self.vertical_scrollbar.show_scrollbar {
3252            // magic number
3253            px(3.)
3254        } else {
3255            px(0.)
3256        };
3257
3258        v_flex()
3259            .flex_1()
3260            .size_full()
3261            .overflow_hidden()
3262            .relative()
3263            // Show a border on the top and bottom of the container when
3264            // the vertical scrollbar container is visible so we don't have a
3265            // floating left border in the panel.
3266            .when(self.vertical_scrollbar.show_track, |this| {
3267                this.border_t_1()
3268                    .border_b_1()
3269                    .border_color(cx.theme().colors().border)
3270            })
3271            .child(
3272                h_flex()
3273                    .flex_1()
3274                    .size_full()
3275                    .relative()
3276                    .overflow_hidden()
3277                    .child(
3278                        uniform_list(cx.entity().clone(), "entries", entry_count, {
3279                            move |this, range, window, cx| {
3280                                let mut items = Vec::with_capacity(range.end - range.start);
3281
3282                                for ix in range {
3283                                    match &this.entries.get(ix) {
3284                                        Some(GitListEntry::GitStatusEntry(entry)) => {
3285                                            items.push(this.render_entry(
3286                                                ix,
3287                                                entry,
3288                                                has_write_access,
3289                                                window,
3290                                                cx,
3291                                            ));
3292                                        }
3293                                        Some(GitListEntry::Header(header)) => {
3294                                            items.push(this.render_list_header(
3295                                                ix,
3296                                                header,
3297                                                has_write_access,
3298                                                window,
3299                                                cx,
3300                                            ));
3301                                        }
3302                                        None => {}
3303                                    }
3304                                }
3305
3306                                items
3307                            }
3308                        })
3309                        .size_full()
3310                        .flex_grow()
3311                        .with_sizing_behavior(ListSizingBehavior::Auto)
3312                        .with_horizontal_sizing_behavior(
3313                            ListHorizontalSizingBehavior::Unconstrained,
3314                        )
3315                        .with_width_from_item(self.max_width_item_index)
3316                        .track_scroll(self.scroll_handle.clone()),
3317                    )
3318                    .on_mouse_down(
3319                        MouseButton::Right,
3320                        cx.listener(move |this, event: &MouseDownEvent, window, cx| {
3321                            this.deploy_panel_context_menu(event.position, window, cx)
3322                        }),
3323                    )
3324                    .when(self.vertical_scrollbar.show_track, |this| {
3325                        this.child(
3326                            v_flex()
3327                                .h_full()
3328                                .flex_none()
3329                                .w(scroll_track_size)
3330                                .bg(cx.theme().colors().panel_background)
3331                                .child(
3332                                    div()
3333                                        .size_full()
3334                                        .flex_1()
3335                                        .border_l_1()
3336                                        .border_color(cx.theme().colors().border),
3337                                ),
3338                        )
3339                    })
3340                    .when(self.vertical_scrollbar.show_scrollbar, |this| {
3341                        this.child(
3342                            self.render_vertical_scrollbar(
3343                                self.horizontal_scrollbar.show_track,
3344                                cx,
3345                            ),
3346                        )
3347                    }),
3348            )
3349            .when(self.horizontal_scrollbar.show_track, |this| {
3350                this.child(
3351                    h_flex()
3352                        .w_full()
3353                        .h(scroll_track_size)
3354                        .flex_none()
3355                        .relative()
3356                        .child(
3357                            div()
3358                                .w_full()
3359                                .flex_1()
3360                                // for some reason the horizontal scrollbar is 1px
3361                                // taller than the vertical scrollbar??
3362                                .h(scroll_track_size - px(1.))
3363                                .bg(cx.theme().colors().panel_background)
3364                                .border_t_1()
3365                                .border_color(cx.theme().colors().border),
3366                        )
3367                        .when(self.vertical_scrollbar.show_track, |this| {
3368                            this.child(
3369                                div()
3370                                    .flex_none()
3371                                    // -1px prevents a missing pixel between the two container borders
3372                                    .w(scroll_track_size - px(1.))
3373                                    .h_full(),
3374                            )
3375                            .child(
3376                                // HACK: Fill the missing 1px 🥲
3377                                div()
3378                                    .absolute()
3379                                    .right(scroll_track_size - px(1.))
3380                                    .bottom(scroll_track_size - px(1.))
3381                                    .size_px()
3382                                    .bg(cx.theme().colors().border),
3383                            )
3384                        }),
3385                )
3386            })
3387            .when(self.horizontal_scrollbar.show_scrollbar, |this| {
3388                this.child(self.render_horizontal_scrollbar(h_scroll_offset, cx))
3389            })
3390    }
3391
3392    fn entry_label(&self, label: impl Into<SharedString>, color: Color) -> Label {
3393        Label::new(label.into()).color(color).single_line()
3394    }
3395
3396    fn list_item_height(&self) -> Rems {
3397        rems(1.75)
3398    }
3399
3400    fn render_list_header(
3401        &self,
3402        ix: usize,
3403        header: &GitHeaderEntry,
3404        _: bool,
3405        _: &Window,
3406        _: &Context<Self>,
3407    ) -> AnyElement {
3408        let id: ElementId = ElementId::Name(format!("header_{}", ix).into());
3409
3410        h_flex()
3411            .id(id)
3412            .h(self.list_item_height())
3413            .w_full()
3414            .items_end()
3415            .px(rems(0.75)) // ~12px
3416            .pb(rems(0.3125)) // ~ 5px
3417            .child(
3418                Label::new(header.title())
3419                    .color(Color::Muted)
3420                    .size(LabelSize::Small)
3421                    .line_height_style(LineHeightStyle::UiLabel)
3422                    .single_line(),
3423            )
3424            .into_any_element()
3425    }
3426
3427    fn load_commit_details(
3428        &self,
3429        sha: String,
3430        cx: &mut Context<Self>,
3431    ) -> Task<anyhow::Result<CommitDetails>> {
3432        let Some(repo) = self.active_repository.clone() else {
3433            return Task::ready(Err(anyhow::anyhow!("no active repo")));
3434        };
3435        repo.update(cx, |repo, cx| {
3436            let show = repo.show(sha);
3437            cx.spawn(|_, _| async move { show.await? })
3438        })
3439    }
3440
3441    fn deploy_entry_context_menu(
3442        &mut self,
3443        position: Point<Pixels>,
3444        ix: usize,
3445        window: &mut Window,
3446        cx: &mut Context<Self>,
3447    ) {
3448        let Some(entry) = self.entries.get(ix).and_then(|e| e.status_entry()) else {
3449            return;
3450        };
3451        let stage_title = if entry.status.staging().is_fully_staged() {
3452            "Unstage File"
3453        } else {
3454            "Stage File"
3455        };
3456        let restore_title = if entry.status.is_created() {
3457            "Trash File"
3458        } else {
3459            "Restore File"
3460        };
3461        let context_menu = ContextMenu::build(window, cx, |context_menu, _, _| {
3462            context_menu
3463                .context(self.focus_handle.clone())
3464                .action(stage_title, ToggleStaged.boxed_clone())
3465                .action(restore_title, git::RestoreFile.boxed_clone())
3466                .separator()
3467                .action("Open Diff", Confirm.boxed_clone())
3468                .action("Open File", SecondaryConfirm.boxed_clone())
3469        });
3470        self.selected_entry = Some(ix);
3471        self.set_context_menu(context_menu, position, window, cx);
3472    }
3473
3474    fn deploy_panel_context_menu(
3475        &mut self,
3476        position: Point<Pixels>,
3477        window: &mut Window,
3478        cx: &mut Context<Self>,
3479    ) {
3480        let context_menu = git_panel_context_menu(self.focus_handle.clone(), window, cx);
3481        self.set_context_menu(context_menu, position, window, cx);
3482    }
3483
3484    fn set_context_menu(
3485        &mut self,
3486        context_menu: Entity<ContextMenu>,
3487        position: Point<Pixels>,
3488        window: &Window,
3489        cx: &mut Context<Self>,
3490    ) {
3491        let subscription = cx.subscribe_in(
3492            &context_menu,
3493            window,
3494            |this, _, _: &DismissEvent, window, cx| {
3495                if this.context_menu.as_ref().is_some_and(|context_menu| {
3496                    context_menu.0.focus_handle(cx).contains_focused(window, cx)
3497                }) {
3498                    cx.focus_self(window);
3499                }
3500                this.context_menu.take();
3501                cx.notify();
3502            },
3503        );
3504        self.context_menu = Some((context_menu, position, subscription));
3505        cx.notify();
3506    }
3507
3508    fn render_entry(
3509        &self,
3510        ix: usize,
3511        entry: &GitStatusEntry,
3512        has_write_access: bool,
3513        window: &Window,
3514        cx: &Context<Self>,
3515    ) -> AnyElement {
3516        let display_name = entry.display_name();
3517
3518        let selected = self.selected_entry == Some(ix);
3519        let marked = self.marked_entries.contains(&ix);
3520        let status_style = GitPanelSettings::get_global(cx).status_style;
3521        let status = entry.status;
3522        let modifiers = self.current_modifiers;
3523        let shift_held = modifiers.shift;
3524
3525        let has_conflict = status.is_conflicted();
3526        let is_modified = status.is_modified();
3527        let is_deleted = status.is_deleted();
3528
3529        let label_color = if status_style == StatusStyle::LabelColor {
3530            if has_conflict {
3531                Color::Conflict
3532            } else if is_modified {
3533                Color::Modified
3534            } else if is_deleted {
3535                // We don't want a bunch of red labels in the list
3536                Color::Disabled
3537            } else {
3538                Color::Created
3539            }
3540        } else {
3541            Color::Default
3542        };
3543
3544        let path_color = if status.is_deleted() {
3545            Color::Disabled
3546        } else {
3547            Color::Muted
3548        };
3549
3550        let id: ElementId = ElementId::Name(format!("entry_{}_{}", display_name, ix).into());
3551        let checkbox_wrapper_id: ElementId =
3552            ElementId::Name(format!("entry_{}_{}_checkbox_wrapper", display_name, ix).into());
3553        let checkbox_id: ElementId =
3554            ElementId::Name(format!("entry_{}_{}_checkbox", display_name, ix).into());
3555
3556        let entry_staging = self.entry_staging(entry);
3557        let mut is_staged: ToggleState = self.entry_staging(entry).as_bool().into();
3558
3559        if !self.has_staged_changes() && !self.has_conflicts() && !entry.status.is_created() {
3560            is_staged = ToggleState::Selected;
3561        }
3562
3563        let handle = cx.weak_entity();
3564
3565        let selected_bg_alpha = 0.08;
3566        let marked_bg_alpha = 0.12;
3567        let state_opacity_step = 0.04;
3568
3569        let base_bg = match (selected, marked) {
3570            (true, true) => cx
3571                .theme()
3572                .status()
3573                .info
3574                .alpha(selected_bg_alpha + marked_bg_alpha),
3575            (true, false) => cx.theme().status().info.alpha(selected_bg_alpha),
3576            (false, true) => cx.theme().status().info.alpha(marked_bg_alpha),
3577            _ => cx.theme().colors().ghost_element_background,
3578        };
3579
3580        let hover_bg = if selected {
3581            cx.theme()
3582                .status()
3583                .info
3584                .alpha(selected_bg_alpha + state_opacity_step)
3585        } else {
3586            cx.theme().colors().ghost_element_hover
3587        };
3588
3589        let active_bg = if selected {
3590            cx.theme()
3591                .status()
3592                .info
3593                .alpha(selected_bg_alpha + state_opacity_step * 2.0)
3594        } else {
3595            cx.theme().colors().ghost_element_active
3596        };
3597
3598        h_flex()
3599            .id(id)
3600            .h(self.list_item_height())
3601            .w_full()
3602            .items_center()
3603            .border_1()
3604            .when(selected && self.focus_handle.is_focused(window), |el| {
3605                el.border_color(cx.theme().colors().border_focused)
3606            })
3607            .px(rems(0.75)) // ~12px
3608            .overflow_hidden()
3609            .flex_none()
3610            .gap_1p5()
3611            .bg(base_bg)
3612            .hover(|this| this.bg(hover_bg))
3613            .active(|this| this.bg(active_bg))
3614            .on_click({
3615                cx.listener(move |this, event: &ClickEvent, window, cx| {
3616                    this.selected_entry = Some(ix);
3617                    cx.notify();
3618                    if event.modifiers().secondary() {
3619                        this.open_file(&Default::default(), window, cx)
3620                    } else {
3621                        this.open_diff(&Default::default(), window, cx);
3622                        this.focus_handle.focus(window);
3623                    }
3624                })
3625            })
3626            .on_mouse_down(
3627                MouseButton::Right,
3628                move |event: &MouseDownEvent, window, cx| {
3629                    // why isn't this happening automatically? we are passing MouseButton::Right to `on_mouse_down`?
3630                    if event.button != MouseButton::Right {
3631                        return;
3632                    }
3633
3634                    let Some(this) = handle.upgrade() else {
3635                        return;
3636                    };
3637                    this.update(cx, |this, cx| {
3638                        this.deploy_entry_context_menu(event.position, ix, window, cx);
3639                    });
3640                    cx.stop_propagation();
3641                },
3642            )
3643            // .on_secondary_mouse_down(cx.listener(
3644            //     move |this, event: &MouseDownEvent, window, cx| {
3645            //         this.deploy_entry_context_menu(event.position, ix, window, cx);
3646            //         cx.stop_propagation();
3647            //     },
3648            // ))
3649            .child(
3650                div()
3651                    .id(checkbox_wrapper_id)
3652                    .flex_none()
3653                    .occlude()
3654                    .cursor_pointer()
3655                    .child(
3656                        Checkbox::new(checkbox_id, is_staged)
3657                            .disabled(!has_write_access)
3658                            .fill()
3659                            .placeholder(
3660                                !self.has_staged_changes()
3661                                    && !self.has_conflicts()
3662                                    && !entry.status.is_created(),
3663                            )
3664                            .elevation(ElevationIndex::Surface)
3665                            .on_click({
3666                                let entry = entry.clone();
3667                                cx.listener(move |this, _, window, cx| {
3668                                    if !has_write_access {
3669                                        return;
3670                                    }
3671                                    this.toggle_staged_for_entry(
3672                                        &GitListEntry::GitStatusEntry(entry.clone()),
3673                                        window,
3674                                        cx,
3675                                    );
3676                                    cx.stop_propagation();
3677                                })
3678                            })
3679                            .tooltip(move |window, cx| {
3680                                let is_staged = entry_staging.is_fully_staged();
3681
3682                                let action = if is_staged { "Unstage" } else { "Stage" };
3683                                let tooltip_name = if shift_held {
3684                                    format!("{} section", action)
3685                                } else {
3686                                    action.to_string()
3687                                };
3688
3689                                let meta = if shift_held {
3690                                    format!(
3691                                        "Release shift to {} single entry",
3692                                        action.to_lowercase()
3693                                    )
3694                                } else {
3695                                    format!("Shift click to {} section", action.to_lowercase())
3696                                };
3697
3698                                Tooltip::with_meta(
3699                                    tooltip_name,
3700                                    Some(&ToggleStaged),
3701                                    meta,
3702                                    window,
3703                                    cx,
3704                                )
3705                            }),
3706                    ),
3707            )
3708            .child(git_status_icon(status))
3709            .child(
3710                h_flex()
3711                    .items_center()
3712                    .flex_1()
3713                    // .overflow_hidden()
3714                    .when_some(entry.parent_dir(), |this, parent| {
3715                        if !parent.is_empty() {
3716                            this.child(
3717                                self.entry_label(format!("{}/", parent), path_color)
3718                                    .when(status.is_deleted(), |this| this.strikethrough()),
3719                            )
3720                        } else {
3721                            this
3722                        }
3723                    })
3724                    .child(
3725                        self.entry_label(display_name.clone(), label_color)
3726                            .when(status.is_deleted(), |this| this.strikethrough()),
3727                    ),
3728            )
3729            .into_any_element()
3730    }
3731
3732    fn has_write_access(&self, cx: &App) -> bool {
3733        !self.project.read(cx).is_read_only(cx)
3734    }
3735}
3736
3737fn current_language_model(cx: &Context<'_, GitPanel>) -> Option<Arc<dyn LanguageModel>> {
3738    assistant_settings::AssistantSettings::get_global(cx)
3739        .enabled
3740        .then(|| {
3741            let provider = LanguageModelRegistry::read_global(cx).active_provider()?;
3742            let model = LanguageModelRegistry::read_global(cx).active_model()?;
3743            provider.is_authenticated(cx).then(|| model)
3744        })
3745        .flatten()
3746}
3747
3748impl Render for GitPanel {
3749    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3750        let project = self.project.read(cx);
3751        let has_entries = self.entries.len() > 0;
3752        let room = self
3753            .workspace
3754            .upgrade()
3755            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned());
3756
3757        let has_write_access = self.has_write_access(cx);
3758
3759        let has_co_authors = room.map_or(false, |room| {
3760            room.read(cx)
3761                .remote_participants()
3762                .values()
3763                .any(|remote_participant| remote_participant.can_write())
3764        });
3765
3766        v_flex()
3767            .id("git_panel")
3768            .key_context(self.dispatch_context(window, cx))
3769            .track_focus(&self.focus_handle)
3770            .on_modifiers_changed(cx.listener(Self::handle_modifiers_changed))
3771            .when(has_write_access && !project.is_read_only(cx), |this| {
3772                this.on_action(cx.listener(Self::toggle_staged_for_selected))
3773                    .on_action(cx.listener(GitPanel::commit))
3774                    .on_action(cx.listener(Self::stage_all))
3775                    .on_action(cx.listener(Self::unstage_all))
3776                    .on_action(cx.listener(Self::stage_selected))
3777                    .on_action(cx.listener(Self::unstage_selected))
3778                    .on_action(cx.listener(Self::restore_tracked_files))
3779                    .on_action(cx.listener(Self::revert_selected))
3780                    .on_action(cx.listener(Self::clean_all))
3781                    .on_action(cx.listener(Self::generate_commit_message_action))
3782            })
3783            .on_action(cx.listener(Self::select_first))
3784            .on_action(cx.listener(Self::select_next))
3785            .on_action(cx.listener(Self::select_previous))
3786            .on_action(cx.listener(Self::select_last))
3787            .on_action(cx.listener(Self::close_panel))
3788            .on_action(cx.listener(Self::open_diff))
3789            .on_action(cx.listener(Self::open_file))
3790            .on_action(cx.listener(Self::focus_changes_list))
3791            .on_action(cx.listener(Self::focus_editor))
3792            .on_action(cx.listener(Self::expand_commit_editor))
3793            .when(has_write_access && has_co_authors, |git_panel| {
3794                git_panel.on_action(cx.listener(Self::toggle_fill_co_authors))
3795            })
3796            .on_hover(cx.listener(move |this, hovered, window, cx| {
3797                if *hovered {
3798                    this.horizontal_scrollbar.show(cx);
3799                    this.vertical_scrollbar.show(cx);
3800                    cx.notify();
3801                } else if !this.focus_handle.contains_focused(window, cx) {
3802                    this.hide_scrollbars(window, cx);
3803                }
3804            }))
3805            .size_full()
3806            .overflow_hidden()
3807            .bg(ElevationIndex::Surface.bg(cx))
3808            .child(
3809                v_flex()
3810                    .size_full()
3811                    .children(self.render_panel_header(window, cx))
3812                    .map(|this| {
3813                        if has_entries {
3814                            this.child(self.render_entries(has_write_access, window, cx))
3815                        } else {
3816                            this.child(self.render_empty_state(cx).into_any_element())
3817                        }
3818                    })
3819                    .children(self.render_footer(window, cx))
3820                    .children(self.render_previous_commit(cx))
3821                    .into_any_element(),
3822            )
3823            .children(self.context_menu.as_ref().map(|(menu, position, _)| {
3824                deferred(
3825                    anchored()
3826                        .position(*position)
3827                        .anchor(Corner::TopLeft)
3828                        .child(menu.clone()),
3829                )
3830                .with_priority(1)
3831            }))
3832    }
3833}
3834
3835impl Focusable for GitPanel {
3836    fn focus_handle(&self, cx: &App) -> gpui::FocusHandle {
3837        if self.entries.is_empty() {
3838            self.commit_editor.focus_handle(cx)
3839        } else {
3840            self.focus_handle.clone()
3841        }
3842    }
3843}
3844
3845impl EventEmitter<Event> for GitPanel {}
3846
3847impl EventEmitter<PanelEvent> for GitPanel {}
3848
3849pub(crate) struct GitPanelAddon {
3850    pub(crate) workspace: WeakEntity<Workspace>,
3851}
3852
3853impl editor::Addon for GitPanelAddon {
3854    fn to_any(&self) -> &dyn std::any::Any {
3855        self
3856    }
3857
3858    fn render_buffer_header_controls(
3859        &self,
3860        excerpt_info: &ExcerptInfo,
3861        window: &Window,
3862        cx: &App,
3863    ) -> Option<AnyElement> {
3864        let file = excerpt_info.buffer.file()?;
3865        let git_panel = self.workspace.upgrade()?.read(cx).panel::<GitPanel>(cx)?;
3866
3867        git_panel
3868            .read(cx)
3869            .render_buffer_header_controls(&git_panel, &file, window, cx)
3870    }
3871}
3872
3873impl Panel for GitPanel {
3874    fn persistent_name() -> &'static str {
3875        "GitPanel"
3876    }
3877
3878    fn position(&self, _: &Window, cx: &App) -> DockPosition {
3879        GitPanelSettings::get_global(cx).dock
3880    }
3881
3882    fn position_is_valid(&self, position: DockPosition) -> bool {
3883        matches!(position, DockPosition::Left | DockPosition::Right)
3884    }
3885
3886    fn set_position(&mut self, position: DockPosition, _: &mut Window, cx: &mut Context<Self>) {
3887        settings::update_settings_file::<GitPanelSettings>(
3888            self.fs.clone(),
3889            cx,
3890            move |settings, _| settings.dock = Some(position),
3891        );
3892    }
3893
3894    fn size(&self, _: &Window, cx: &App) -> Pixels {
3895        self.width
3896            .unwrap_or_else(|| GitPanelSettings::get_global(cx).default_width)
3897    }
3898
3899    fn set_size(&mut self, size: Option<Pixels>, _: &mut Window, cx: &mut Context<Self>) {
3900        self.width = size;
3901        self.serialize(cx);
3902        cx.notify();
3903    }
3904
3905    fn icon(&self, _: &Window, cx: &App) -> Option<ui::IconName> {
3906        Some(ui::IconName::GitBranchSmall).filter(|_| GitPanelSettings::get_global(cx).button)
3907    }
3908
3909    fn icon_tooltip(&self, _window: &Window, _cx: &App) -> Option<&'static str> {
3910        Some("Git Panel")
3911    }
3912
3913    fn toggle_action(&self) -> Box<dyn Action> {
3914        Box::new(ToggleFocus)
3915    }
3916
3917    fn activation_priority(&self) -> u32 {
3918        2
3919    }
3920}
3921
3922impl PanelHeader for GitPanel {}
3923
3924struct GitPanelMessageTooltip {
3925    commit_tooltip: Option<Entity<CommitTooltip>>,
3926}
3927
3928impl GitPanelMessageTooltip {
3929    fn new(
3930        git_panel: Entity<GitPanel>,
3931        sha: SharedString,
3932        window: &mut Window,
3933        cx: &mut App,
3934    ) -> Entity<Self> {
3935        cx.new(|cx| {
3936            cx.spawn_in(window, |this, mut cx| async move {
3937                let details = git_panel
3938                    .update(&mut cx, |git_panel, cx| {
3939                        git_panel.load_commit_details(sha.to_string(), cx)
3940                    })?
3941                    .await?;
3942
3943                let commit_details = editor::commit_tooltip::CommitDetails {
3944                    sha: details.sha.clone(),
3945                    committer_name: details.committer_name.clone(),
3946                    committer_email: details.committer_email.clone(),
3947                    commit_time: OffsetDateTime::from_unix_timestamp(details.commit_timestamp)?,
3948                    message: Some(editor::commit_tooltip::ParsedCommitMessage {
3949                        message: details.message.clone(),
3950                        ..Default::default()
3951                    }),
3952                };
3953
3954                this.update_in(&mut cx, |this: &mut GitPanelMessageTooltip, window, cx| {
3955                    this.commit_tooltip =
3956                        Some(cx.new(move |cx| CommitTooltip::new(commit_details, window, cx)));
3957                    cx.notify();
3958                })
3959            })
3960            .detach();
3961
3962            Self {
3963                commit_tooltip: None,
3964            }
3965        })
3966    }
3967}
3968
3969impl Render for GitPanelMessageTooltip {
3970    fn render(&mut self, _window: &mut Window, _cx: &mut Context<'_, Self>) -> impl IntoElement {
3971        if let Some(commit_tooltip) = &self.commit_tooltip {
3972            commit_tooltip.clone().into_any_element()
3973        } else {
3974            gpui::Empty.into_any_element()
3975        }
3976    }
3977}
3978
3979#[derive(IntoElement, IntoComponent)]
3980#[component(scope = "Version Control")]
3981pub struct PanelRepoFooter {
3982    active_repository: SharedString,
3983    branch: Option<Branch>,
3984    // Getting a GitPanel in previews will be difficult.
3985    //
3986    // For now just take an option here, and we won't bind handlers to buttons in previews.
3987    git_panel: Option<Entity<GitPanel>>,
3988}
3989
3990impl PanelRepoFooter {
3991    pub fn new(
3992        active_repository: SharedString,
3993        branch: Option<Branch>,
3994        git_panel: Option<Entity<GitPanel>>,
3995    ) -> Self {
3996        Self {
3997            active_repository,
3998            branch,
3999            git_panel,
4000        }
4001    }
4002
4003    pub fn new_preview(active_repository: SharedString, branch: Option<Branch>) -> Self {
4004        Self {
4005            active_repository,
4006            branch,
4007            git_panel: None,
4008        }
4009    }
4010}
4011
4012impl RenderOnce for PanelRepoFooter {
4013    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
4014        let project = self
4015            .git_panel
4016            .as_ref()
4017            .map(|panel| panel.read(cx).project.clone());
4018
4019        let repo = self
4020            .git_panel
4021            .as_ref()
4022            .and_then(|panel| panel.read(cx).active_repository.clone());
4023
4024        let single_repo = project
4025            .as_ref()
4026            .map(|project| {
4027                filtered_repository_entries(project.read(cx).git_store().read(cx), cx).len() == 1
4028            })
4029            .unwrap_or(true);
4030
4031        const MAX_BRANCH_LEN: usize = 16;
4032        const MAX_REPO_LEN: usize = 16;
4033        const LABEL_CHARACTER_BUDGET: usize = MAX_BRANCH_LEN + MAX_REPO_LEN;
4034
4035        let branch = self.branch.clone();
4036        let branch_name = branch
4037            .as_ref()
4038            .map_or(" (no branch)".into(), |branch| branch.name.clone());
4039        let active_repo_name = self.active_repository.clone();
4040
4041        let branch_actual_len = branch_name.len();
4042        let repo_actual_len = active_repo_name.len();
4043
4044        // ideally, show the whole branch and repo names but
4045        // when we can't, use a budget to allocate space between the two
4046        let (repo_display_len, branch_display_len) = if branch_actual_len + repo_actual_len
4047            <= LABEL_CHARACTER_BUDGET
4048        {
4049            (repo_actual_len, branch_actual_len)
4050        } else {
4051            if branch_actual_len <= MAX_BRANCH_LEN {
4052                let repo_space = (LABEL_CHARACTER_BUDGET - branch_actual_len).min(MAX_REPO_LEN);
4053                (repo_space, branch_actual_len)
4054            } else if repo_actual_len <= MAX_REPO_LEN {
4055                let branch_space = (LABEL_CHARACTER_BUDGET - repo_actual_len).min(MAX_BRANCH_LEN);
4056                (repo_actual_len, branch_space)
4057            } else {
4058                (MAX_REPO_LEN, MAX_BRANCH_LEN)
4059            }
4060        };
4061
4062        let truncated_repo_name = if repo_actual_len <= repo_display_len {
4063            active_repo_name.to_string()
4064        } else {
4065            util::truncate_and_trailoff(active_repo_name.trim_ascii(), repo_display_len)
4066        };
4067
4068        let truncated_branch_name = if branch_actual_len <= branch_display_len {
4069            branch_name.to_string()
4070        } else {
4071            util::truncate_and_trailoff(branch_name.trim_ascii(), branch_display_len)
4072        };
4073
4074        let repo_selector_trigger = Button::new("repo-selector", truncated_repo_name)
4075            .style(ButtonStyle::Transparent)
4076            .size(ButtonSize::None)
4077            .label_size(LabelSize::Small)
4078            .color(Color::Muted);
4079
4080        let repo_selector = PopoverMenu::new("repository-switcher")
4081            .menu({
4082                let project = project.clone();
4083                move |window, cx| {
4084                    let project = project.clone()?;
4085                    Some(cx.new(|cx| RepositorySelector::new(project, rems(16.), window, cx)))
4086                }
4087            })
4088            .trigger_with_tooltip(
4089                repo_selector_trigger.disabled(single_repo).truncate(true),
4090                Tooltip::text("Switch active repository"),
4091            )
4092            .anchor(Corner::BottomLeft)
4093            .into_any_element();
4094
4095        let branch_selector_button = Button::new("branch-selector", truncated_branch_name)
4096            .style(ButtonStyle::Transparent)
4097            .size(ButtonSize::None)
4098            .label_size(LabelSize::Small)
4099            .truncate(true)
4100            .tooltip(Tooltip::for_action_title(
4101                "Switch Branch",
4102                &zed_actions::git::Branch,
4103            ))
4104            .on_click(|_, window, cx| {
4105                window.dispatch_action(zed_actions::git::Branch.boxed_clone(), cx);
4106            });
4107
4108        let branch_selector = PopoverMenu::new("popover-button")
4109            .menu(move |window, cx| Some(branch_picker::popover(repo.clone(), window, cx)))
4110            .trigger_with_tooltip(
4111                branch_selector_button,
4112                Tooltip::for_action_title("Switch Branch", &zed_actions::git::Branch),
4113            )
4114            .anchor(Corner::BottomLeft)
4115            .offset(gpui::Point {
4116                x: px(0.0),
4117                y: px(-2.0),
4118            });
4119
4120        h_flex()
4121            .w_full()
4122            .px_2()
4123            .h(px(36.))
4124            .items_center()
4125            .justify_between()
4126            .gap_1()
4127            .child(
4128                h_flex()
4129                    .flex_1()
4130                    .overflow_hidden()
4131                    .items_center()
4132                    .child(
4133                        div().child(
4134                            Icon::new(IconName::GitBranchSmall)
4135                                .size(IconSize::Small)
4136                                .color(if single_repo {
4137                                    Color::Disabled
4138                                } else {
4139                                    Color::Muted
4140                                }),
4141                        ),
4142                    )
4143                    .child(repo_selector)
4144                    .when_some(branch.clone(), |this, _| {
4145                        this.child(
4146                            div()
4147                                .text_color(cx.theme().colors().text_muted)
4148                                .text_sm()
4149                                .child("/"),
4150                        )
4151                    })
4152                    .child(branch_selector),
4153            )
4154            .children(if let Some(git_panel) = self.git_panel {
4155                git_panel.update(cx, |git_panel, cx| git_panel.render_remote_button(cx))
4156            } else {
4157                None
4158            })
4159    }
4160}
4161
4162impl ComponentPreview for PanelRepoFooter {
4163    fn preview(_window: &mut Window, _cx: &mut App) -> AnyElement {
4164        let unknown_upstream = None;
4165        let no_remote_upstream = Some(UpstreamTracking::Gone);
4166        let ahead_of_upstream = Some(
4167            UpstreamTrackingStatus {
4168                ahead: 2,
4169                behind: 0,
4170            }
4171            .into(),
4172        );
4173        let behind_upstream = Some(
4174            UpstreamTrackingStatus {
4175                ahead: 0,
4176                behind: 2,
4177            }
4178            .into(),
4179        );
4180        let ahead_and_behind_upstream = Some(
4181            UpstreamTrackingStatus {
4182                ahead: 3,
4183                behind: 1,
4184            }
4185            .into(),
4186        );
4187
4188        let not_ahead_or_behind_upstream = Some(
4189            UpstreamTrackingStatus {
4190                ahead: 0,
4191                behind: 0,
4192            }
4193            .into(),
4194        );
4195
4196        fn branch(upstream: Option<UpstreamTracking>) -> Branch {
4197            Branch {
4198                is_head: true,
4199                name: "some-branch".into(),
4200                upstream: upstream.map(|tracking| Upstream {
4201                    ref_name: "origin/some-branch".into(),
4202                    tracking,
4203                }),
4204                most_recent_commit: Some(CommitSummary {
4205                    sha: "abc123".into(),
4206                    subject: "Modify stuff".into(),
4207                    commit_timestamp: 1710932954,
4208                    has_parent: true,
4209                }),
4210            }
4211        }
4212
4213        fn custom(branch_name: &str, upstream: Option<UpstreamTracking>) -> Branch {
4214            Branch {
4215                is_head: true,
4216                name: branch_name.to_string().into(),
4217                upstream: upstream.map(|tracking| Upstream {
4218                    ref_name: format!("zed/{}", branch_name).into(),
4219                    tracking,
4220                }),
4221                most_recent_commit: Some(CommitSummary {
4222                    sha: "abc123".into(),
4223                    subject: "Modify stuff".into(),
4224                    commit_timestamp: 1710932954,
4225                    has_parent: true,
4226                }),
4227            }
4228        }
4229
4230        fn active_repository(id: usize) -> SharedString {
4231            format!("repo-{}", id).into()
4232        }
4233
4234        let example_width = px(340.);
4235
4236        v_flex()
4237            .gap_6()
4238            .w_full()
4239            .flex_none()
4240            .children(vec![example_group_with_title(
4241                "Action Button States",
4242                vec![
4243                    single_example(
4244                        "No Branch",
4245                        div()
4246                            .w(example_width)
4247                            .overflow_hidden()
4248                            .child(PanelRepoFooter::new_preview(
4249                                active_repository(1).clone(),
4250                                None,
4251                            ))
4252                            .into_any_element(),
4253                    )
4254                    .grow(),
4255                    single_example(
4256                        "Remote status unknown",
4257                        div()
4258                            .w(example_width)
4259                            .overflow_hidden()
4260                            .child(PanelRepoFooter::new_preview(
4261                                active_repository(2).clone(),
4262                                Some(branch(unknown_upstream)),
4263                            ))
4264                            .into_any_element(),
4265                    )
4266                    .grow(),
4267                    single_example(
4268                        "No Remote Upstream",
4269                        div()
4270                            .w(example_width)
4271                            .overflow_hidden()
4272                            .child(PanelRepoFooter::new_preview(
4273                                active_repository(3).clone(),
4274                                Some(branch(no_remote_upstream)),
4275                            ))
4276                            .into_any_element(),
4277                    )
4278                    .grow(),
4279                    single_example(
4280                        "Not Ahead or Behind",
4281                        div()
4282                            .w(example_width)
4283                            .overflow_hidden()
4284                            .child(PanelRepoFooter::new_preview(
4285                                active_repository(4).clone(),
4286                                Some(branch(not_ahead_or_behind_upstream)),
4287                            ))
4288                            .into_any_element(),
4289                    )
4290                    .grow(),
4291                    single_example(
4292                        "Behind remote",
4293                        div()
4294                            .w(example_width)
4295                            .overflow_hidden()
4296                            .child(PanelRepoFooter::new_preview(
4297                                active_repository(5).clone(),
4298                                Some(branch(behind_upstream)),
4299                            ))
4300                            .into_any_element(),
4301                    )
4302                    .grow(),
4303                    single_example(
4304                        "Ahead of remote",
4305                        div()
4306                            .w(example_width)
4307                            .overflow_hidden()
4308                            .child(PanelRepoFooter::new_preview(
4309                                active_repository(6).clone(),
4310                                Some(branch(ahead_of_upstream)),
4311                            ))
4312                            .into_any_element(),
4313                    )
4314                    .grow(),
4315                    single_example(
4316                        "Ahead and behind remote",
4317                        div()
4318                            .w(example_width)
4319                            .overflow_hidden()
4320                            .child(PanelRepoFooter::new_preview(
4321                                active_repository(7).clone(),
4322                                Some(branch(ahead_and_behind_upstream)),
4323                            ))
4324                            .into_any_element(),
4325                    )
4326                    .grow(),
4327                ],
4328            )
4329            .grow()
4330            .vertical()])
4331            .children(vec![example_group_with_title(
4332                "Labels",
4333                vec![
4334                    single_example(
4335                        "Short Branch & Repo",
4336                        div()
4337                            .w(example_width)
4338                            .overflow_hidden()
4339                            .child(PanelRepoFooter::new_preview(
4340                                SharedString::from("zed"),
4341                                Some(custom("main", behind_upstream)),
4342                            ))
4343                            .into_any_element(),
4344                    )
4345                    .grow(),
4346                    single_example(
4347                        "Long Branch",
4348                        div()
4349                            .w(example_width)
4350                            .overflow_hidden()
4351                            .child(PanelRepoFooter::new_preview(
4352                                SharedString::from("zed"),
4353                                Some(custom(
4354                                    "redesign-and-update-git-ui-list-entry-style",
4355                                    behind_upstream,
4356                                )),
4357                            ))
4358                            .into_any_element(),
4359                    )
4360                    .grow(),
4361                    single_example(
4362                        "Long Repo",
4363                        div()
4364                            .w(example_width)
4365                            .overflow_hidden()
4366                            .child(PanelRepoFooter::new_preview(
4367                                SharedString::from("zed-industries-community-examples"),
4368                                Some(custom("gpui", ahead_of_upstream)),
4369                            ))
4370                            .into_any_element(),
4371                    )
4372                    .grow(),
4373                    single_example(
4374                        "Long Repo & Branch",
4375                        div()
4376                            .w(example_width)
4377                            .overflow_hidden()
4378                            .child(PanelRepoFooter::new_preview(
4379                                SharedString::from("zed-industries-community-examples"),
4380                                Some(custom(
4381                                    "redesign-and-update-git-ui-list-entry-style",
4382                                    behind_upstream,
4383                                )),
4384                            ))
4385                            .into_any_element(),
4386                    )
4387                    .grow(),
4388                    single_example(
4389                        "Uppercase Repo",
4390                        div()
4391                            .w(example_width)
4392                            .overflow_hidden()
4393                            .child(PanelRepoFooter::new_preview(
4394                                SharedString::from("LICENSES"),
4395                                Some(custom("main", ahead_of_upstream)),
4396                            ))
4397                            .into_any_element(),
4398                    )
4399                    .grow(),
4400                    single_example(
4401                        "Uppercase Branch",
4402                        div()
4403                            .w(example_width)
4404                            .overflow_hidden()
4405                            .child(PanelRepoFooter::new_preview(
4406                                SharedString::from("zed"),
4407                                Some(custom("update-README", behind_upstream)),
4408                            ))
4409                            .into_any_element(),
4410                    )
4411                    .grow(),
4412                ],
4413            )
4414            .grow()
4415            .vertical()])
4416            .into_any_element()
4417    }
4418}
4419
4420#[cfg(test)]
4421mod tests {
4422    use git::status::StatusCode;
4423    use gpui::TestAppContext;
4424    use project::{FakeFs, WorktreeSettings};
4425    use serde_json::json;
4426    use settings::SettingsStore;
4427    use theme::LoadThemes;
4428    use util::path;
4429
4430    use super::*;
4431
4432    fn init_test(cx: &mut gpui::TestAppContext) {
4433        if std::env::var("RUST_LOG").is_ok() {
4434            env_logger::try_init().ok();
4435        }
4436
4437        cx.update(|cx| {
4438            let settings_store = SettingsStore::test(cx);
4439            cx.set_global(settings_store);
4440            AssistantSettings::register(cx);
4441            WorktreeSettings::register(cx);
4442            workspace::init_settings(cx);
4443            theme::init(LoadThemes::JustBase, cx);
4444            language::init(cx);
4445            editor::init(cx);
4446            Project::init_settings(cx);
4447            crate::init(cx);
4448        });
4449    }
4450
4451    #[gpui::test]
4452    async fn test_entry_worktree_paths(cx: &mut TestAppContext) {
4453        init_test(cx);
4454        let fs = FakeFs::new(cx.background_executor.clone());
4455        fs.insert_tree(
4456            "/root",
4457            json!({
4458                "zed": {
4459                    ".git": {},
4460                    "crates": {
4461                        "gpui": {
4462                            "gpui.rs": "fn main() {}"
4463                        },
4464                        "util": {
4465                            "util.rs": "fn do_it() {}"
4466                        }
4467                    }
4468                },
4469            }),
4470        )
4471        .await;
4472
4473        fs.set_status_for_repo_via_git_operation(
4474            Path::new(path!("/root/zed/.git")),
4475            &[
4476                (
4477                    Path::new("crates/gpui/gpui.rs"),
4478                    StatusCode::Modified.worktree(),
4479                ),
4480                (
4481                    Path::new("crates/util/util.rs"),
4482                    StatusCode::Modified.worktree(),
4483                ),
4484            ],
4485        );
4486
4487        let project =
4488            Project::test(fs.clone(), [path!("/root/zed/crates/gpui").as_ref()], cx).await;
4489        let (workspace, cx) =
4490            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4491
4492        cx.read(|cx| {
4493            project
4494                .read(cx)
4495                .worktrees(cx)
4496                .nth(0)
4497                .unwrap()
4498                .read(cx)
4499                .as_local()
4500                .unwrap()
4501                .scan_complete()
4502        })
4503        .await;
4504
4505        cx.executor().run_until_parked();
4506
4507        let app_state = workspace.update(cx, |workspace, _| workspace.app_state().clone());
4508        let panel = cx.new_window_entity(|window, cx| {
4509            GitPanel::new(workspace.clone(), project.clone(), app_state, window, cx)
4510        });
4511
4512        let handle = cx.update_window_entity(&panel, |panel, _, _| {
4513            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
4514        });
4515        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
4516        handle.await;
4517
4518        let entries = panel.update(cx, |panel, _| panel.entries.clone());
4519        pretty_assertions::assert_eq!(
4520            entries,
4521            [
4522                GitListEntry::Header(GitHeaderEntry {
4523                    header: Section::Tracked
4524                }),
4525                GitListEntry::GitStatusEntry(GitStatusEntry {
4526                    abs_path: path!("/root/zed/crates/gpui/gpui.rs").into(),
4527                    repo_path: "crates/gpui/gpui.rs".into(),
4528                    worktree_path: Path::new("gpui.rs").into(),
4529                    status: StatusCode::Modified.worktree(),
4530                    staging: StageStatus::Unstaged,
4531                }),
4532                GitListEntry::GitStatusEntry(GitStatusEntry {
4533                    abs_path: path!("/root/zed/crates/util/util.rs").into(),
4534                    repo_path: "crates/util/util.rs".into(),
4535                    worktree_path: Path::new("../util/util.rs").into(),
4536                    status: StatusCode::Modified.worktree(),
4537                    staging: StageStatus::Unstaged,
4538                },),
4539            ],
4540        );
4541
4542        cx.update_window_entity(&panel, |panel, window, cx| {
4543            panel.select_last(&Default::default(), window, cx);
4544            assert_eq!(panel.selected_entry, Some(2));
4545            panel.open_diff(&Default::default(), window, cx);
4546        });
4547        cx.run_until_parked();
4548
4549        let worktree_roots = workspace.update(cx, |workspace, cx| {
4550            workspace
4551                .worktrees(cx)
4552                .map(|worktree| worktree.read(cx).abs_path())
4553                .collect::<Vec<_>>()
4554        });
4555        pretty_assertions::assert_eq!(
4556            worktree_roots,
4557            vec![
4558                Path::new(path!("/root/zed/crates/gpui")).into(),
4559                Path::new(path!("/root/zed/crates/util/util.rs")).into(),
4560            ]
4561        );
4562
4563        let repo_from_single_file_worktree = project.update(cx, |project, cx| {
4564            let git_store = project.git_store().read(cx);
4565            // The repo that comes from the single-file worktree can't be selected through the UI.
4566            let filtered_entries = filtered_repository_entries(git_store, cx)
4567                .iter()
4568                .map(|repo| repo.read(cx).worktree_abs_path.clone())
4569                .collect::<Vec<_>>();
4570            assert_eq!(
4571                filtered_entries,
4572                [Path::new(path!("/root/zed/crates/gpui")).into()]
4573            );
4574            // But we can select it artificially here.
4575            git_store
4576                .all_repositories()
4577                .into_iter()
4578                .find(|repo| {
4579                    &*repo.read(cx).worktree_abs_path
4580                        == Path::new(path!("/root/zed/crates/util/util.rs"))
4581                })
4582                .unwrap()
4583        });
4584
4585        // Paths still make sense when we somehow activate a repo that comes from a single-file worktree.
4586        repo_from_single_file_worktree.update(cx, |repo, cx| repo.activate(cx));
4587        let handle = cx.update_window_entity(&panel, |panel, _, _| {
4588            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
4589        });
4590        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
4591        handle.await;
4592        let entries = panel.update(cx, |panel, _| panel.entries.clone());
4593        pretty_assertions::assert_eq!(
4594            entries,
4595            [
4596                GitListEntry::Header(GitHeaderEntry {
4597                    header: Section::Tracked
4598                }),
4599                GitListEntry::GitStatusEntry(GitStatusEntry {
4600                    abs_path: path!("/root/zed/crates/gpui/gpui.rs").into(),
4601                    repo_path: "crates/gpui/gpui.rs".into(),
4602                    worktree_path: Path::new("../../gpui/gpui.rs").into(),
4603                    status: StatusCode::Modified.worktree(),
4604                    staging: StageStatus::Unstaged,
4605                }),
4606                GitListEntry::GitStatusEntry(GitStatusEntry {
4607                    abs_path: path!("/root/zed/crates/util/util.rs").into(),
4608                    repo_path: "crates/util/util.rs".into(),
4609                    worktree_path: Path::new("util.rs").into(),
4610                    status: StatusCode::Modified.worktree(),
4611                    staging: StageStatus::Unstaged,
4612                },),
4613            ],
4614        );
4615    }
4616}