1use crate::askpass_modal::AskPassModal;
   2use crate::commit_modal::CommitModal;
   3use crate::commit_tooltip::CommitTooltip;
   4use crate::commit_view::CommitView;
   5use crate::git_panel_settings::StatusStyle;
   6use crate::project_diff::{self, Diff, ProjectDiff};
   7use crate::remote_output::{self, RemoteAction, SuccessMessage};
   8use crate::{branch_picker, picker_prompt, render_remote_button};
   9use crate::{
  10    git_panel_settings::GitPanelSettings, git_status_icon, repository_selector::RepositorySelector,
  11};
  12use anyhow::Result;
  13use askpass::AskPassDelegate;
  14use assistant_settings::AssistantSettings;
  15use db::kvp::KEY_VALUE_STORE;
  16
  17use editor::{
  18    Editor, EditorElement, EditorMode, EditorSettings, MultiBuffer, ShowScrollbar,
  19    scroll::ScrollbarAutoHide,
  20};
  21use futures::StreamExt as _;
  22use git::blame::ParsedCommitMessage;
  23use git::repository::{
  24    Branch, CommitDetails, CommitSummary, DiffType, PushOptions, Remote, RemoteCommandOutput,
  25    ResetMode, Upstream, UpstreamTracking, UpstreamTrackingStatus,
  26};
  27use git::status::StageStatus;
  28use git::{Commit, ToggleStaged, repository::RepoPath, status::FileStatus};
  29use git::{ExpandCommitEditor, RestoreTrackedFiles, StageAll, TrashUntrackedFiles, UnstageAll};
  30use gpui::{
  31    Action, Animation, AnimationExt as _, Axis, ClickEvent, Corner, DismissEvent, Entity,
  32    EventEmitter, FocusHandle, Focusable, KeyContext, ListHorizontalSizingBehavior,
  33    ListSizingBehavior, Modifiers, ModifiersChangedEvent, MouseButton, MouseDownEvent, Point,
  34    PromptLevel, ScrollStrategy, Subscription, Task, Transformation, UniformListScrollHandle,
  35    WeakEntity, actions, anchored, deferred, percentage, uniform_list,
  36};
  37use itertools::Itertools;
  38use language::{Buffer, File};
  39use language_model::{
  40    ConfiguredModel, LanguageModel, LanguageModelRegistry, LanguageModelRequest,
  41    LanguageModelRequestMessage, Role,
  42};
  43use menu::{Confirm, SecondaryConfirm, SelectFirst, SelectLast, SelectNext, SelectPrevious};
  44use multi_buffer::ExcerptInfo;
  45use panel::{
  46    PanelHeader, panel_button, panel_editor_container, panel_editor_style, panel_filled_button,
  47    panel_icon_button,
  48};
  49use project::git_store::RepositoryEvent;
  50use project::{
  51    Fs, Project, ProjectPath,
  52    git_store::{GitStoreEvent, Repository},
  53};
  54use serde::{Deserialize, Serialize};
  55use settings::{Settings as _, SettingsStore};
  56use std::cell::RefCell;
  57use std::future::Future;
  58use std::path::{Path, PathBuf};
  59use std::rc::Rc;
  60use std::{collections::HashSet, sync::Arc, time::Duration, usize};
  61use strum::{IntoEnumIterator, VariantNames};
  62use time::OffsetDateTime;
  63use ui::{
  64    Checkbox, ContextMenu, ElevationIndex, PopoverMenu, Scrollbar, ScrollbarState, Tooltip,
  65    prelude::*,
  66};
  67use util::{ResultExt, TryFutureExt, maybe, post_inc};
  68use workspace::AppState;
  69
  70use notifications::status_toast::{StatusToast, ToastIcon};
  71use workspace::{
  72    Workspace,
  73    dock::{DockPosition, Panel, PanelEvent},
  74    notifications::DetachAndPromptErr,
  75};
  76
  77actions!(
  78    git_panel,
  79    [
  80        Close,
  81        ToggleFocus,
  82        OpenMenu,
  83        FocusEditor,
  84        FocusChanges,
  85        ToggleFillCoAuthors,
  86        GenerateCommitMessage
  87    ]
  88);
  89
  90fn prompt<T>(
  91    msg: &str,
  92    detail: Option<&str>,
  93    window: &mut Window,
  94    cx: &mut App,
  95) -> Task<anyhow::Result<T>>
  96where
  97    T: IntoEnumIterator + VariantNames + 'static,
  98{
  99    let rx = window.prompt(PromptLevel::Info, msg, detail, &T::VARIANTS, cx);
 100    cx.spawn(async move |_| Ok(T::iter().nth(rx.await?).unwrap()))
 101}
 102
 103#[derive(strum::EnumIter, strum::VariantNames)]
 104#[strum(serialize_all = "title_case")]
 105enum TrashCancel {
 106    Trash,
 107    Cancel,
 108}
 109
 110fn git_panel_context_menu(
 111    focus_handle: FocusHandle,
 112    window: &mut Window,
 113    cx: &mut App,
 114) -> Entity<ContextMenu> {
 115    ContextMenu::build(window, cx, |context_menu, _, _| {
 116        context_menu
 117            .context(focus_handle)
 118            .action("Stage All", StageAll.boxed_clone())
 119            .action("Unstage All", UnstageAll.boxed_clone())
 120            .separator()
 121            .action("Open Diff", project_diff::Diff.boxed_clone())
 122            .separator()
 123            .action("Discard Tracked Changes", RestoreTrackedFiles.boxed_clone())
 124            .action("Trash Untracked Files", TrashUntrackedFiles.boxed_clone())
 125    })
 126}
 127
 128const GIT_PANEL_KEY: &str = "GitPanel";
 129
 130const UPDATE_DEBOUNCE: Duration = Duration::from_millis(50);
 131
 132pub fn register(workspace: &mut Workspace) {
 133    workspace.register_action(|workspace, _: &ToggleFocus, window, cx| {
 134        workspace.toggle_panel_focus::<GitPanel>(window, cx);
 135    });
 136    workspace.register_action(|workspace, _: &ExpandCommitEditor, window, cx| {
 137        CommitModal::toggle(workspace, window, cx)
 138    });
 139}
 140
 141#[derive(Debug, Clone)]
 142pub enum Event {
 143    Focus,
 144}
 145
 146#[derive(Serialize, Deserialize)]
 147struct SerializedGitPanel {
 148    width: Option<Pixels>,
 149}
 150
 151#[derive(Debug, PartialEq, Eq, Clone, Copy)]
 152enum Section {
 153    Conflict,
 154    Tracked,
 155    New,
 156}
 157
 158#[derive(Debug, PartialEq, Eq, Clone)]
 159struct GitHeaderEntry {
 160    header: Section,
 161}
 162
 163impl GitHeaderEntry {
 164    pub fn contains(&self, status_entry: &GitStatusEntry, repo: &Repository) -> bool {
 165        let this = &self.header;
 166        let status = status_entry.status;
 167        match this {
 168            Section::Conflict => repo.has_conflict(&status_entry.repo_path),
 169            Section::Tracked => !status.is_created(),
 170            Section::New => status.is_created(),
 171        }
 172    }
 173    pub fn title(&self) -> &'static str {
 174        match self.header {
 175            Section::Conflict => "Conflicts",
 176            Section::Tracked => "Tracked",
 177            Section::New => "Untracked",
 178        }
 179    }
 180}
 181
 182#[derive(Debug, PartialEq, Eq, Clone)]
 183enum GitListEntry {
 184    GitStatusEntry(GitStatusEntry),
 185    Header(GitHeaderEntry),
 186}
 187
 188impl GitListEntry {
 189    fn status_entry(&self) -> Option<&GitStatusEntry> {
 190        match self {
 191            GitListEntry::GitStatusEntry(entry) => Some(entry),
 192            _ => None,
 193        }
 194    }
 195}
 196
 197#[derive(Debug, PartialEq, Eq, Clone)]
 198pub struct GitStatusEntry {
 199    pub(crate) repo_path: RepoPath,
 200    pub(crate) abs_path: PathBuf,
 201    pub(crate) status: FileStatus,
 202    pub(crate) staging: StageStatus,
 203}
 204
 205impl GitStatusEntry {
 206    fn display_name(&self) -> String {
 207        self.repo_path
 208            .file_name()
 209            .map(|name| name.to_string_lossy().into_owned())
 210            .unwrap_or_else(|| self.repo_path.to_string_lossy().into_owned())
 211    }
 212
 213    fn parent_dir(&self) -> Option<String> {
 214        self.repo_path
 215            .parent()
 216            .map(|parent| parent.to_string_lossy().into_owned())
 217    }
 218}
 219
 220#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 221enum TargetStatus {
 222    Staged,
 223    Unstaged,
 224    Reverted,
 225    Unchanged,
 226}
 227
 228struct PendingOperation {
 229    finished: bool,
 230    target_status: TargetStatus,
 231    entries: Vec<GitStatusEntry>,
 232    op_id: usize,
 233}
 234
 235type RemoteOperations = Rc<RefCell<HashSet<u32>>>;
 236
 237// computed state related to how to render scrollbars
 238// one per axis
 239// on render we just read this off the panel
 240// we update it when
 241// - settings change
 242// - on focus in, on focus out, on hover, etc.
 243#[derive(Debug)]
 244struct ScrollbarProperties {
 245    axis: Axis,
 246    show_scrollbar: bool,
 247    show_track: bool,
 248    auto_hide: bool,
 249    hide_task: Option<Task<()>>,
 250    state: ScrollbarState,
 251}
 252
 253impl ScrollbarProperties {
 254    // Shows the scrollbar and cancels any pending hide task
 255    fn show(&mut self, cx: &mut Context<GitPanel>) {
 256        if !self.auto_hide {
 257            return;
 258        }
 259        self.show_scrollbar = true;
 260        self.hide_task.take();
 261        cx.notify();
 262    }
 263
 264    fn hide(&mut self, window: &mut Window, cx: &mut Context<GitPanel>) {
 265        const SCROLLBAR_SHOW_INTERVAL: Duration = Duration::from_secs(1);
 266
 267        if !self.auto_hide {
 268            return;
 269        }
 270
 271        let axis = self.axis;
 272        self.hide_task = Some(cx.spawn_in(window, async move |panel, cx| {
 273            cx.background_executor()
 274                .timer(SCROLLBAR_SHOW_INTERVAL)
 275                .await;
 276
 277            if let Some(panel) = panel.upgrade() {
 278                panel
 279                    .update(cx, |panel, cx| {
 280                        match axis {
 281                            Axis::Vertical => panel.vertical_scrollbar.show_scrollbar = false,
 282                            Axis::Horizontal => panel.horizontal_scrollbar.show_scrollbar = false,
 283                        }
 284                        cx.notify();
 285                    })
 286                    .log_err();
 287            }
 288        }));
 289    }
 290}
 291
 292pub struct GitPanel {
 293    remote_operation_id: u32,
 294    pending_remote_operations: RemoteOperations,
 295    pub(crate) active_repository: Option<Entity<Repository>>,
 296    pub(crate) commit_editor: Entity<Editor>,
 297    conflicted_count: usize,
 298    conflicted_staged_count: usize,
 299    current_modifiers: Modifiers,
 300    add_coauthors: bool,
 301    generate_commit_message_task: Option<Task<Option<()>>>,
 302    entries: Vec<GitListEntry>,
 303    single_staged_entry: Option<GitStatusEntry>,
 304    single_tracked_entry: Option<GitStatusEntry>,
 305    focus_handle: FocusHandle,
 306    fs: Arc<dyn Fs>,
 307    horizontal_scrollbar: ScrollbarProperties,
 308    vertical_scrollbar: ScrollbarProperties,
 309    new_count: usize,
 310    entry_count: usize,
 311    new_staged_count: usize,
 312    pending: Vec<PendingOperation>,
 313    pending_commit: Option<Task<()>>,
 314    pending_serialization: Task<Option<()>>,
 315    pub(crate) project: Entity<Project>,
 316    scroll_handle: UniformListScrollHandle,
 317    max_width_item_index: Option<usize>,
 318    selected_entry: Option<usize>,
 319    marked_entries: Vec<usize>,
 320    tracked_count: usize,
 321    tracked_staged_count: usize,
 322    update_visible_entries_task: Task<()>,
 323    width: Option<Pixels>,
 324    workspace: WeakEntity<Workspace>,
 325    context_menu: Option<(Entity<ContextMenu>, Point<Pixels>, Subscription)>,
 326    modal_open: bool,
 327    _settings_subscription: Subscription,
 328}
 329
 330struct RemoteOperationGuard {
 331    id: u32,
 332    pending_remote_operations: RemoteOperations,
 333}
 334
 335impl Drop for RemoteOperationGuard {
 336    fn drop(&mut self) {
 337        self.pending_remote_operations.borrow_mut().remove(&self.id);
 338    }
 339}
 340
 341const MAX_PANEL_EDITOR_LINES: usize = 6;
 342
 343pub(crate) fn commit_message_editor(
 344    commit_message_buffer: Entity<Buffer>,
 345    placeholder: Option<SharedString>,
 346    project: Entity<Project>,
 347    in_panel: bool,
 348    window: &mut Window,
 349    cx: &mut Context<Editor>,
 350) -> Editor {
 351    let buffer = cx.new(|cx| MultiBuffer::singleton(commit_message_buffer, cx));
 352    let max_lines = if in_panel { MAX_PANEL_EDITOR_LINES } else { 18 };
 353    let mut commit_editor = Editor::new(
 354        EditorMode::AutoHeight { max_lines },
 355        buffer,
 356        None,
 357        window,
 358        cx,
 359    );
 360    commit_editor.set_collaboration_hub(Box::new(project));
 361    commit_editor.set_use_autoclose(false);
 362    commit_editor.set_show_gutter(false, cx);
 363    commit_editor.set_show_wrap_guides(false, cx);
 364    commit_editor.set_show_indent_guides(false, cx);
 365    commit_editor.set_hard_wrap(Some(72), cx);
 366    let placeholder = placeholder.unwrap_or("Enter commit message".into());
 367    commit_editor.set_placeholder_text(placeholder, cx);
 368    commit_editor
 369}
 370
 371impl GitPanel {
 372    pub fn new(
 373        workspace: Entity<Workspace>,
 374        project: Entity<Project>,
 375        app_state: Arc<AppState>,
 376        window: &mut Window,
 377        cx: &mut Context<Self>,
 378    ) -> Self {
 379        let fs = app_state.fs.clone();
 380        let git_store = project.read(cx).git_store().clone();
 381        let active_repository = project.read(cx).active_repository(cx);
 382        let workspace = workspace.downgrade();
 383
 384        let focus_handle = cx.focus_handle();
 385        cx.on_focus(&focus_handle, window, Self::focus_in).detach();
 386        cx.on_focus_out(&focus_handle, window, |this, _, window, cx| {
 387            this.hide_scrollbars(window, cx);
 388        })
 389        .detach();
 390
 391        // just to let us render a placeholder editor.
 392        // Once the active git repo is set, this buffer will be replaced.
 393        let temporary_buffer = cx.new(|cx| Buffer::local("", cx));
 394        let commit_editor = cx.new(|cx| {
 395            commit_message_editor(temporary_buffer, None, project.clone(), true, window, cx)
 396        });
 397
 398        commit_editor.update(cx, |editor, cx| {
 399            editor.clear(window, cx);
 400        });
 401
 402        let scroll_handle = UniformListScrollHandle::new();
 403
 404        cx.subscribe_in(
 405            &git_store,
 406            window,
 407            move |this, git_store, event, window, cx| match event {
 408                GitStoreEvent::ActiveRepositoryChanged(_) => {
 409                    this.active_repository = git_store.read(cx).active_repository();
 410                    this.schedule_update(true, window, cx);
 411                }
 412                GitStoreEvent::RepositoryUpdated(
 413                    _,
 414                    RepositoryEvent::Updated { full_scan },
 415                    true,
 416                ) => {
 417                    this.schedule_update(*full_scan, window, cx);
 418                }
 419                GitStoreEvent::RepositoryUpdated(_, _, _) => {}
 420                GitStoreEvent::RepositoryAdded(_) | GitStoreEvent::RepositoryRemoved(_) => {
 421                    this.schedule_update(false, window, cx);
 422                }
 423                GitStoreEvent::IndexWriteError(error) => {
 424                    this.workspace
 425                        .update(cx, |workspace, cx| {
 426                            workspace.show_error(error, cx);
 427                        })
 428                        .ok();
 429                }
 430            },
 431        )
 432        .detach();
 433
 434        let vertical_scrollbar = ScrollbarProperties {
 435            axis: Axis::Vertical,
 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 horizontal_scrollbar = ScrollbarProperties {
 444            axis: Axis::Horizontal,
 445            state: ScrollbarState::new(scroll_handle.clone()).parent_entity(&cx.entity()),
 446            show_scrollbar: false,
 447            show_track: false,
 448            auto_hide: false,
 449            hide_task: None,
 450        };
 451
 452        let mut assistant_enabled = AssistantSettings::get_global(cx).enabled;
 453        let _settings_subscription = cx.observe_global::<SettingsStore>(move |_, cx| {
 454            if assistant_enabled != AssistantSettings::get_global(cx).enabled {
 455                assistant_enabled = AssistantSettings::get_global(cx).enabled;
 456                cx.notify();
 457            }
 458        });
 459
 460        let mut git_panel = Self {
 461            pending_remote_operations: Default::default(),
 462            remote_operation_id: 0,
 463            active_repository,
 464            commit_editor,
 465            conflicted_count: 0,
 466            conflicted_staged_count: 0,
 467            current_modifiers: window.modifiers(),
 468            add_coauthors: true,
 469            generate_commit_message_task: None,
 470            entries: Vec::new(),
 471            focus_handle: cx.focus_handle(),
 472            fs,
 473            new_count: 0,
 474            new_staged_count: 0,
 475            pending: Vec::new(),
 476            pending_commit: None,
 477            pending_serialization: Task::ready(None),
 478            single_staged_entry: None,
 479            single_tracked_entry: None,
 480            project,
 481            scroll_handle,
 482            max_width_item_index: None,
 483            selected_entry: None,
 484            marked_entries: Vec::new(),
 485            tracked_count: 0,
 486            tracked_staged_count: 0,
 487            update_visible_entries_task: Task::ready(()),
 488            width: None,
 489            context_menu: None,
 490            workspace,
 491            modal_open: false,
 492            entry_count: 0,
 493            horizontal_scrollbar,
 494            vertical_scrollbar,
 495            _settings_subscription,
 496        };
 497        git_panel.schedule_update(false, window, cx);
 498        git_panel
 499    }
 500
 501    fn hide_scrollbars(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 502        self.horizontal_scrollbar.hide(window, cx);
 503        self.vertical_scrollbar.hide(window, cx);
 504    }
 505
 506    fn update_scrollbar_properties(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
 507        // TODO: This PR should have defined Editor's `scrollbar.axis`
 508        // as an Option<ScrollbarAxis>, not a ScrollbarAxes as it would allow you to
 509        // `.unwrap_or(EditorSettings::get_global(cx).scrollbar.show)`.
 510        //
 511        // Once this is fixed we can extend the GitPanelSettings with a `scrollbar.axis`
 512        // so we can show each axis based on the settings.
 513        //
 514        // We should fix this. PR: https://github.com/zed-industries/zed/pull/19495
 515
 516        let show_setting = GitPanelSettings::get_global(cx)
 517            .scrollbar
 518            .show
 519            .unwrap_or(EditorSettings::get_global(cx).scrollbar.show);
 520
 521        let scroll_handle = self.scroll_handle.0.borrow();
 522
 523        let autohide = |show: ShowScrollbar, cx: &mut Context<Self>| match show {
 524            ShowScrollbar::Auto => true,
 525            ShowScrollbar::System => cx
 526                .try_global::<ScrollbarAutoHide>()
 527                .map_or_else(|| cx.should_auto_hide_scrollbars(), |autohide| autohide.0),
 528            ShowScrollbar::Always => false,
 529            ShowScrollbar::Never => false,
 530        };
 531
 532        let longest_item_width = scroll_handle.last_item_size.and_then(|size| {
 533            (size.contents.width > size.item.width).then_some(size.contents.width)
 534        });
 535
 536        // is there an item long enough that we should show a horizontal scrollbar?
 537        let item_wider_than_container = if let Some(longest_item_width) = longest_item_width {
 538            longest_item_width > px(scroll_handle.base_handle.bounds().size.width.0)
 539        } else {
 540            true
 541        };
 542
 543        let show_horizontal = match (show_setting, item_wider_than_container) {
 544            (_, false) => false,
 545            (ShowScrollbar::Auto | ShowScrollbar::System | ShowScrollbar::Always, true) => true,
 546            (ShowScrollbar::Never, true) => false,
 547        };
 548
 549        let show_vertical = match show_setting {
 550            ShowScrollbar::Auto | ShowScrollbar::System | ShowScrollbar::Always => true,
 551            ShowScrollbar::Never => false,
 552        };
 553
 554        let show_horizontal_track =
 555            show_horizontal && matches!(show_setting, ShowScrollbar::Always);
 556
 557        // TODO: we probably should hide the scroll track when the list doesn't need to scroll
 558        let show_vertical_track = show_vertical && matches!(show_setting, ShowScrollbar::Always);
 559
 560        self.vertical_scrollbar = ScrollbarProperties {
 561            axis: self.vertical_scrollbar.axis,
 562            state: self.vertical_scrollbar.state.clone(),
 563            show_scrollbar: show_vertical,
 564            show_track: show_vertical_track,
 565            auto_hide: autohide(show_setting, cx),
 566            hide_task: None,
 567        };
 568
 569        self.horizontal_scrollbar = ScrollbarProperties {
 570            axis: self.horizontal_scrollbar.axis,
 571            state: self.horizontal_scrollbar.state.clone(),
 572            show_scrollbar: show_horizontal,
 573            show_track: show_horizontal_track,
 574            auto_hide: autohide(show_setting, cx),
 575            hide_task: None,
 576        };
 577
 578        cx.notify();
 579    }
 580
 581    pub fn entry_by_path(&self, path: &RepoPath) -> Option<usize> {
 582        fn binary_search<F>(mut low: usize, mut high: usize, is_target: F) -> Option<usize>
 583        where
 584            F: Fn(usize) -> std::cmp::Ordering,
 585        {
 586            while low < high {
 587                let mid = low + (high - low) / 2;
 588                match is_target(mid) {
 589                    std::cmp::Ordering::Equal => return Some(mid),
 590                    std::cmp::Ordering::Less => low = mid + 1,
 591                    std::cmp::Ordering::Greater => high = mid,
 592                }
 593            }
 594            None
 595        }
 596        if self.conflicted_count > 0 {
 597            let conflicted_start = 1;
 598            if let Some(ix) = binary_search(
 599                conflicted_start,
 600                conflicted_start + self.conflicted_count,
 601                |ix| {
 602                    self.entries[ix]
 603                        .status_entry()
 604                        .unwrap()
 605                        .repo_path
 606                        .cmp(&path)
 607                },
 608            ) {
 609                return Some(ix);
 610            }
 611        }
 612        if self.tracked_count > 0 {
 613            let tracked_start = if self.conflicted_count > 0 {
 614                1 + self.conflicted_count
 615            } else {
 616                0
 617            } + 1;
 618            if let Some(ix) =
 619                binary_search(tracked_start, tracked_start + self.tracked_count, |ix| {
 620                    self.entries[ix]
 621                        .status_entry()
 622                        .unwrap()
 623                        .repo_path
 624                        .cmp(&path)
 625                })
 626            {
 627                return Some(ix);
 628            }
 629        }
 630        if self.new_count > 0 {
 631            let untracked_start = if self.conflicted_count > 0 {
 632                1 + self.conflicted_count
 633            } else {
 634                0
 635            } + if self.tracked_count > 0 {
 636                1 + self.tracked_count
 637            } else {
 638                0
 639            } + 1;
 640            if let Some(ix) =
 641                binary_search(untracked_start, untracked_start + self.new_count, |ix| {
 642                    self.entries[ix]
 643                        .status_entry()
 644                        .unwrap()
 645                        .repo_path
 646                        .cmp(&path)
 647                })
 648            {
 649                return Some(ix);
 650            }
 651        }
 652        None
 653    }
 654
 655    pub fn select_entry_by_path(
 656        &mut self,
 657        path: ProjectPath,
 658        _: &mut Window,
 659        cx: &mut Context<Self>,
 660    ) {
 661        let Some(git_repo) = self.active_repository.as_ref() else {
 662            return;
 663        };
 664        let Some(repo_path) = git_repo.read(cx).project_path_to_repo_path(&path, cx) else {
 665            return;
 666        };
 667        let Some(ix) = self.entry_by_path(&repo_path) else {
 668            return;
 669        };
 670        self.selected_entry = Some(ix);
 671        cx.notify();
 672    }
 673
 674    fn start_remote_operation(&mut self) -> RemoteOperationGuard {
 675        let id = post_inc(&mut self.remote_operation_id);
 676        self.pending_remote_operations.borrow_mut().insert(id);
 677
 678        RemoteOperationGuard {
 679            id,
 680            pending_remote_operations: self.pending_remote_operations.clone(),
 681        }
 682    }
 683
 684    fn serialize(&mut self, cx: &mut Context<Self>) {
 685        let width = self.width;
 686        self.pending_serialization = cx.background_spawn(
 687            async move {
 688                KEY_VALUE_STORE
 689                    .write_kvp(
 690                        GIT_PANEL_KEY.into(),
 691                        serde_json::to_string(&SerializedGitPanel { width })?,
 692                    )
 693                    .await?;
 694                anyhow::Ok(())
 695            }
 696            .log_err(),
 697        );
 698    }
 699
 700    pub(crate) fn set_modal_open(&mut self, open: bool, cx: &mut Context<Self>) {
 701        self.modal_open = open;
 702        cx.notify();
 703    }
 704
 705    fn dispatch_context(&self, window: &mut Window, cx: &Context<Self>) -> KeyContext {
 706        let mut dispatch_context = KeyContext::new_with_defaults();
 707        dispatch_context.add("GitPanel");
 708
 709        if window
 710            .focused(cx)
 711            .map_or(false, |focused| self.focus_handle == focused)
 712        {
 713            dispatch_context.add("menu");
 714            dispatch_context.add("ChangesList");
 715        }
 716
 717        if self.commit_editor.read(cx).is_focused(window) {
 718            dispatch_context.add("CommitEditor");
 719        }
 720
 721        dispatch_context
 722    }
 723
 724    fn close_panel(&mut self, _: &Close, _window: &mut Window, cx: &mut Context<Self>) {
 725        cx.emit(PanelEvent::Close);
 726    }
 727
 728    fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 729        if !self.focus_handle.contains_focused(window, cx) {
 730            cx.emit(Event::Focus);
 731        }
 732    }
 733
 734    fn handle_modifiers_changed(
 735        &mut self,
 736        event: &ModifiersChangedEvent,
 737        _: &mut Window,
 738        cx: &mut Context<Self>,
 739    ) {
 740        self.current_modifiers = event.modifiers;
 741        cx.notify();
 742    }
 743
 744    fn scroll_to_selected_entry(&mut self, cx: &mut Context<Self>) {
 745        if let Some(selected_entry) = self.selected_entry {
 746            self.scroll_handle
 747                .scroll_to_item(selected_entry, ScrollStrategy::Center);
 748        }
 749
 750        cx.notify();
 751    }
 752
 753    fn select_first(&mut self, _: &SelectFirst, _window: &mut Window, cx: &mut Context<Self>) {
 754        if !self.entries.is_empty() {
 755            self.selected_entry = Some(1);
 756            self.scroll_to_selected_entry(cx);
 757        }
 758    }
 759
 760    fn select_previous(
 761        &mut self,
 762        _: &SelectPrevious,
 763        _window: &mut Window,
 764        cx: &mut Context<Self>,
 765    ) {
 766        let item_count = self.entries.len();
 767        if item_count == 0 {
 768            return;
 769        }
 770
 771        if let Some(selected_entry) = self.selected_entry {
 772            let new_selected_entry = if selected_entry > 0 {
 773                selected_entry - 1
 774            } else {
 775                selected_entry
 776            };
 777
 778            if matches!(
 779                self.entries.get(new_selected_entry),
 780                Some(GitListEntry::Header(..))
 781            ) {
 782                if new_selected_entry > 0 {
 783                    self.selected_entry = Some(new_selected_entry - 1)
 784                }
 785            } else {
 786                self.selected_entry = Some(new_selected_entry);
 787            }
 788
 789            self.scroll_to_selected_entry(cx);
 790        }
 791
 792        cx.notify();
 793    }
 794
 795    fn select_next(&mut self, _: &SelectNext, _window: &mut Window, cx: &mut Context<Self>) {
 796        let item_count = self.entries.len();
 797        if item_count == 0 {
 798            return;
 799        }
 800
 801        if let Some(selected_entry) = self.selected_entry {
 802            let new_selected_entry = if selected_entry < item_count - 1 {
 803                selected_entry + 1
 804            } else {
 805                selected_entry
 806            };
 807            if matches!(
 808                self.entries.get(new_selected_entry),
 809                Some(GitListEntry::Header(..))
 810            ) {
 811                self.selected_entry = Some(new_selected_entry + 1);
 812            } else {
 813                self.selected_entry = Some(new_selected_entry);
 814            }
 815
 816            self.scroll_to_selected_entry(cx);
 817        }
 818
 819        cx.notify();
 820    }
 821
 822    fn select_last(&mut self, _: &SelectLast, _window: &mut Window, cx: &mut Context<Self>) {
 823        if self.entries.last().is_some() {
 824            self.selected_entry = Some(self.entries.len() - 1);
 825            self.scroll_to_selected_entry(cx);
 826        }
 827    }
 828
 829    fn focus_editor(&mut self, _: &FocusEditor, window: &mut Window, cx: &mut Context<Self>) {
 830        self.commit_editor.update(cx, |editor, cx| {
 831            window.focus(&editor.focus_handle(cx));
 832        });
 833        cx.notify();
 834    }
 835
 836    fn select_first_entry_if_none(&mut self, cx: &mut Context<Self>) {
 837        let have_entries = self
 838            .active_repository
 839            .as_ref()
 840            .map_or(false, |active_repository| {
 841                active_repository.read(cx).status_summary().count > 0
 842            });
 843        if have_entries && self.selected_entry.is_none() {
 844            self.selected_entry = Some(1);
 845            self.scroll_to_selected_entry(cx);
 846            cx.notify();
 847        }
 848    }
 849
 850    fn focus_changes_list(
 851        &mut self,
 852        _: &FocusChanges,
 853        window: &mut Window,
 854        cx: &mut Context<Self>,
 855    ) {
 856        self.select_first_entry_if_none(cx);
 857
 858        cx.focus_self(window);
 859        cx.notify();
 860    }
 861
 862    fn get_selected_entry(&self) -> Option<&GitListEntry> {
 863        self.selected_entry.and_then(|i| self.entries.get(i))
 864    }
 865
 866    fn open_diff(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
 867        maybe!({
 868            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
 869            let workspace = self.workspace.upgrade()?;
 870            let git_repo = self.active_repository.as_ref()?;
 871
 872            if let Some(project_diff) = workspace.read(cx).active_item_as::<ProjectDiff>(cx) {
 873                if let Some(project_path) = project_diff.read(cx).active_path(cx) {
 874                    if Some(&entry.repo_path)
 875                        == git_repo
 876                            .read(cx)
 877                            .project_path_to_repo_path(&project_path, cx)
 878                            .as_ref()
 879                    {
 880                        project_diff.focus_handle(cx).focus(window);
 881                        project_diff.update(cx, |project_diff, cx| project_diff.autoscroll(cx));
 882                        return None;
 883                    }
 884                }
 885            };
 886
 887            self.workspace
 888                .update(cx, |workspace, cx| {
 889                    ProjectDiff::deploy_at(workspace, Some(entry.clone()), window, cx);
 890                })
 891                .ok();
 892            self.focus_handle.focus(window);
 893
 894            Some(())
 895        });
 896    }
 897
 898    fn open_file(
 899        &mut self,
 900        _: &menu::SecondaryConfirm,
 901        window: &mut Window,
 902        cx: &mut Context<Self>,
 903    ) {
 904        maybe!({
 905            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
 906            let active_repo = self.active_repository.as_ref()?;
 907            let path = active_repo
 908                .read(cx)
 909                .repo_path_to_project_path(&entry.repo_path, cx)?;
 910            if entry.status.is_deleted() {
 911                return None;
 912            }
 913
 914            self.workspace
 915                .update(cx, |workspace, cx| {
 916                    workspace
 917                        .open_path_preview(path, None, false, false, true, window, cx)
 918                        .detach_and_prompt_err("Failed to open file", window, cx, |e, _, _| {
 919                            Some(format!("{e}"))
 920                        });
 921                })
 922                .ok()
 923        });
 924    }
 925
 926    fn revert_selected(
 927        &mut self,
 928        action: &git::RestoreFile,
 929        window: &mut Window,
 930        cx: &mut Context<Self>,
 931    ) {
 932        maybe!({
 933            let list_entry = self.entries.get(self.selected_entry?)?.clone();
 934            let entry = list_entry.status_entry()?.to_owned();
 935            let skip_prompt = action.skip_prompt || entry.status.is_created();
 936
 937            let prompt = if skip_prompt {
 938                Task::ready(Ok(0))
 939            } else {
 940                let prompt = window.prompt(
 941                    PromptLevel::Warning,
 942                    &format!(
 943                        "Are you sure you want to restore {}?",
 944                        entry
 945                            .repo_path
 946                            .file_name()
 947                            .unwrap_or(entry.repo_path.as_os_str())
 948                            .to_string_lossy()
 949                    ),
 950                    None,
 951                    &["Restore", "Cancel"],
 952                    cx,
 953                );
 954                cx.background_spawn(prompt)
 955            };
 956
 957            let this = cx.weak_entity();
 958            window
 959                .spawn(cx, async move |cx| {
 960                    if prompt.await? != 0 {
 961                        return anyhow::Ok(());
 962                    }
 963
 964                    this.update_in(cx, |this, window, cx| {
 965                        this.revert_entry(&entry, window, cx);
 966                    })?;
 967
 968                    Ok(())
 969                })
 970                .detach();
 971            Some(())
 972        });
 973    }
 974
 975    fn revert_entry(
 976        &mut self,
 977        entry: &GitStatusEntry,
 978        window: &mut Window,
 979        cx: &mut Context<Self>,
 980    ) {
 981        maybe!({
 982            let active_repo = self.active_repository.clone()?;
 983            let path = active_repo
 984                .read(cx)
 985                .repo_path_to_project_path(&entry.repo_path, cx)?;
 986            let workspace = self.workspace.clone();
 987
 988            if entry.status.staging().has_staged() {
 989                self.change_file_stage(false, vec![entry.clone()], cx);
 990            }
 991            let filename = path.path.file_name()?.to_string_lossy();
 992
 993            if !entry.status.is_created() {
 994                self.perform_checkout(vec![entry.clone()], cx);
 995            } else {
 996                let prompt = prompt(&format!("Trash {}?", filename), None, window, cx);
 997                cx.spawn_in(window, async move |_, cx| {
 998                    match prompt.await? {
 999                        TrashCancel::Trash => {}
1000                        TrashCancel::Cancel => return Ok(()),
1001                    }
1002                    let task = workspace.update(cx, |workspace, cx| {
1003                        workspace
1004                            .project()
1005                            .update(cx, |project, cx| project.delete_file(path, true, cx))
1006                    })?;
1007                    if let Some(task) = task {
1008                        task.await?;
1009                    }
1010                    Ok(())
1011                })
1012                .detach_and_prompt_err(
1013                    "Failed to trash file",
1014                    window,
1015                    cx,
1016                    |e, _, _| Some(format!("{e}")),
1017                );
1018            }
1019            Some(())
1020        });
1021    }
1022
1023    fn perform_checkout(&mut self, entries: Vec<GitStatusEntry>, cx: &mut Context<Self>) {
1024        let workspace = self.workspace.clone();
1025        let Some(active_repository) = self.active_repository.clone() else {
1026            return;
1027        };
1028
1029        let op_id = self.pending.iter().map(|p| p.op_id).max().unwrap_or(0) + 1;
1030        self.pending.push(PendingOperation {
1031            op_id,
1032            target_status: TargetStatus::Reverted,
1033            entries: entries.clone(),
1034            finished: false,
1035        });
1036        self.update_visible_entries(cx);
1037        let task = cx.spawn(async move |_, cx| {
1038            let tasks: Vec<_> = workspace.update(cx, |workspace, cx| {
1039                workspace.project().update(cx, |project, cx| {
1040                    entries
1041                        .iter()
1042                        .filter_map(|entry| {
1043                            let path = active_repository
1044                                .read(cx)
1045                                .repo_path_to_project_path(&entry.repo_path, cx)?;
1046                            Some(project.open_buffer(path, cx))
1047                        })
1048                        .collect()
1049                })
1050            })?;
1051
1052            let buffers = futures::future::join_all(tasks).await;
1053
1054            active_repository
1055                .update(cx, |repo, cx| {
1056                    repo.checkout_files(
1057                        "HEAD",
1058                        entries
1059                            .iter()
1060                            .map(|entries| entries.repo_path.clone())
1061                            .collect(),
1062                        cx,
1063                    )
1064                })?
1065                .await??;
1066
1067            let tasks: Vec<_> = cx.update(|cx| {
1068                buffers
1069                    .iter()
1070                    .filter_map(|buffer| {
1071                        buffer.as_ref().ok()?.update(cx, |buffer, cx| {
1072                            buffer.is_dirty().then(|| buffer.reload(cx))
1073                        })
1074                    })
1075                    .collect()
1076            })?;
1077
1078            futures::future::join_all(tasks).await;
1079
1080            Ok(())
1081        });
1082
1083        cx.spawn(async move |this, cx| {
1084            let result = task.await;
1085
1086            this.update(cx, |this, cx| {
1087                for pending in this.pending.iter_mut() {
1088                    if pending.op_id == op_id {
1089                        pending.finished = true;
1090                        if result.is_err() {
1091                            pending.target_status = TargetStatus::Unchanged;
1092                            this.update_visible_entries(cx);
1093                        }
1094                        break;
1095                    }
1096                }
1097                result
1098                    .map_err(|e| {
1099                        this.show_error_toast("checkout", e, cx);
1100                    })
1101                    .ok();
1102            })
1103            .ok();
1104        })
1105        .detach();
1106    }
1107
1108    fn restore_tracked_files(
1109        &mut self,
1110        _: &RestoreTrackedFiles,
1111        window: &mut Window,
1112        cx: &mut Context<Self>,
1113    ) {
1114        let entries = self
1115            .entries
1116            .iter()
1117            .filter_map(|entry| entry.status_entry().cloned())
1118            .filter(|status_entry| !status_entry.status.is_created())
1119            .collect::<Vec<_>>();
1120
1121        match entries.len() {
1122            0 => return,
1123            1 => return self.revert_entry(&entries[0], window, cx),
1124            _ => {}
1125        }
1126        let mut details = entries
1127            .iter()
1128            .filter_map(|entry| entry.repo_path.0.file_name())
1129            .map(|filename| filename.to_string_lossy())
1130            .take(5)
1131            .join("\n");
1132        if entries.len() > 5 {
1133            details.push_str(&format!("\nand {} more…", entries.len() - 5))
1134        }
1135
1136        #[derive(strum::EnumIter, strum::VariantNames)]
1137        #[strum(serialize_all = "title_case")]
1138        enum RestoreCancel {
1139            RestoreTrackedFiles,
1140            Cancel,
1141        }
1142        let prompt = prompt(
1143            "Discard changes to these files?",
1144            Some(&details),
1145            window,
1146            cx,
1147        );
1148        cx.spawn(async move |this, cx| match prompt.await {
1149            Ok(RestoreCancel::RestoreTrackedFiles) => {
1150                this.update(cx, |this, cx| {
1151                    this.perform_checkout(entries, cx);
1152                })
1153                .ok();
1154            }
1155            _ => {
1156                return;
1157            }
1158        })
1159        .detach();
1160    }
1161
1162    fn clean_all(&mut self, _: &TrashUntrackedFiles, window: &mut Window, cx: &mut Context<Self>) {
1163        let workspace = self.workspace.clone();
1164        let Some(active_repo) = self.active_repository.clone() else {
1165            return;
1166        };
1167        let to_delete = self
1168            .entries
1169            .iter()
1170            .filter_map(|entry| entry.status_entry())
1171            .filter(|status_entry| status_entry.status.is_created())
1172            .cloned()
1173            .collect::<Vec<_>>();
1174
1175        match to_delete.len() {
1176            0 => return,
1177            1 => return self.revert_entry(&to_delete[0], window, cx),
1178            _ => {}
1179        };
1180
1181        let mut details = to_delete
1182            .iter()
1183            .map(|entry| {
1184                entry
1185                    .repo_path
1186                    .0
1187                    .file_name()
1188                    .map(|f| f.to_string_lossy())
1189                    .unwrap_or_default()
1190            })
1191            .take(5)
1192            .join("\n");
1193
1194        if to_delete.len() > 5 {
1195            details.push_str(&format!("\nand {} more…", to_delete.len() - 5))
1196        }
1197
1198        let prompt = prompt("Trash these files?", Some(&details), window, cx);
1199        cx.spawn_in(window, async move |this, cx| {
1200            match prompt.await? {
1201                TrashCancel::Trash => {}
1202                TrashCancel::Cancel => return Ok(()),
1203            }
1204            let tasks = workspace.update(cx, |workspace, cx| {
1205                to_delete
1206                    .iter()
1207                    .filter_map(|entry| {
1208                        workspace.project().update(cx, |project, cx| {
1209                            let project_path = active_repo
1210                                .read(cx)
1211                                .repo_path_to_project_path(&entry.repo_path, cx)?;
1212                            project.delete_file(project_path, true, cx)
1213                        })
1214                    })
1215                    .collect::<Vec<_>>()
1216            })?;
1217            let to_unstage = to_delete
1218                .into_iter()
1219                .filter(|entry| !entry.status.staging().is_fully_unstaged())
1220                .collect();
1221            this.update(cx, |this, cx| this.change_file_stage(false, to_unstage, cx))?;
1222            for task in tasks {
1223                task.await?;
1224            }
1225            Ok(())
1226        })
1227        .detach_and_prompt_err("Failed to trash files", window, cx, |e, _, _| {
1228            Some(format!("{e}"))
1229        });
1230    }
1231
1232    pub fn stage_all(&mut self, _: &StageAll, _window: &mut Window, cx: &mut Context<Self>) {
1233        let entries = self
1234            .entries
1235            .iter()
1236            .filter_map(|entry| entry.status_entry())
1237            .filter(|status_entry| status_entry.staging.has_unstaged())
1238            .cloned()
1239            .collect::<Vec<_>>();
1240        self.change_file_stage(true, entries, cx);
1241    }
1242
1243    pub fn unstage_all(&mut self, _: &UnstageAll, _window: &mut Window, cx: &mut Context<Self>) {
1244        let entries = self
1245            .entries
1246            .iter()
1247            .filter_map(|entry| entry.status_entry())
1248            .filter(|status_entry| status_entry.staging.has_staged())
1249            .cloned()
1250            .collect::<Vec<_>>();
1251        self.change_file_stage(false, entries, cx);
1252    }
1253
1254    fn toggle_staged_for_entry(
1255        &mut self,
1256        entry: &GitListEntry,
1257        _window: &mut Window,
1258        cx: &mut Context<Self>,
1259    ) {
1260        let Some(active_repository) = self.active_repository.as_ref() else {
1261            return;
1262        };
1263        let (stage, repo_paths) = match entry {
1264            GitListEntry::GitStatusEntry(status_entry) => {
1265                if status_entry.status.staging().is_fully_staged() {
1266                    (false, vec![status_entry.clone()])
1267                } else {
1268                    (true, vec![status_entry.clone()])
1269                }
1270            }
1271            GitListEntry::Header(section) => {
1272                let goal_staged_state = !self.header_state(section.header).selected();
1273                let repository = active_repository.read(cx);
1274                let entries = self
1275                    .entries
1276                    .iter()
1277                    .filter_map(|entry| entry.status_entry())
1278                    .filter(|status_entry| {
1279                        section.contains(&status_entry, repository)
1280                            && status_entry.staging.as_bool() != Some(goal_staged_state)
1281                    })
1282                    .map(|status_entry| status_entry.clone())
1283                    .collect::<Vec<_>>();
1284
1285                (goal_staged_state, entries)
1286            }
1287        };
1288        self.change_file_stage(stage, repo_paths, cx);
1289    }
1290
1291    fn change_file_stage(
1292        &mut self,
1293        stage: bool,
1294        entries: Vec<GitStatusEntry>,
1295        cx: &mut Context<Self>,
1296    ) {
1297        let Some(active_repository) = self.active_repository.clone() else {
1298            return;
1299        };
1300        let op_id = self.pending.iter().map(|p| p.op_id).max().unwrap_or(0) + 1;
1301        self.pending.push(PendingOperation {
1302            op_id,
1303            target_status: if stage {
1304                TargetStatus::Staged
1305            } else {
1306                TargetStatus::Unstaged
1307            },
1308            entries: entries.clone(),
1309            finished: false,
1310        });
1311        let repository = active_repository.read(cx);
1312        self.update_counts(repository);
1313        cx.notify();
1314
1315        cx.spawn({
1316            async move |this, cx| {
1317                let result = cx
1318                    .update(|cx| {
1319                        if stage {
1320                            active_repository.update(cx, |repo, cx| {
1321                                let repo_paths = entries
1322                                    .iter()
1323                                    .map(|entry| entry.repo_path.clone())
1324                                    .collect();
1325                                repo.stage_entries(repo_paths, cx)
1326                            })
1327                        } else {
1328                            active_repository.update(cx, |repo, cx| {
1329                                let repo_paths = entries
1330                                    .iter()
1331                                    .map(|entry| entry.repo_path.clone())
1332                                    .collect();
1333                                repo.unstage_entries(repo_paths, cx)
1334                            })
1335                        }
1336                    })?
1337                    .await;
1338
1339                this.update(cx, |this, cx| {
1340                    for pending in this.pending.iter_mut() {
1341                        if pending.op_id == op_id {
1342                            pending.finished = true
1343                        }
1344                    }
1345                    result
1346                        .map_err(|e| {
1347                            this.show_error_toast(if stage { "add" } else { "reset" }, e, cx);
1348                        })
1349                        .ok();
1350                    cx.notify();
1351                })
1352            }
1353        })
1354        .detach();
1355    }
1356
1357    pub fn total_staged_count(&self) -> usize {
1358        self.tracked_staged_count + self.new_staged_count + self.conflicted_staged_count
1359    }
1360
1361    pub fn commit_message_buffer(&self, cx: &App) -> Entity<Buffer> {
1362        self.commit_editor
1363            .read(cx)
1364            .buffer()
1365            .read(cx)
1366            .as_singleton()
1367            .unwrap()
1368            .clone()
1369    }
1370
1371    fn toggle_staged_for_selected(
1372        &mut self,
1373        _: &git::ToggleStaged,
1374        window: &mut Window,
1375        cx: &mut Context<Self>,
1376    ) {
1377        if let Some(selected_entry) = self.get_selected_entry().cloned() {
1378            self.toggle_staged_for_entry(&selected_entry, window, cx);
1379        }
1380    }
1381
1382    fn stage_selected(&mut self, _: &git::StageFile, _window: &mut Window, cx: &mut Context<Self>) {
1383        let Some(selected_entry) = self.get_selected_entry() else {
1384            return;
1385        };
1386        let Some(status_entry) = selected_entry.status_entry() else {
1387            return;
1388        };
1389        if status_entry.staging != StageStatus::Staged {
1390            self.change_file_stage(true, vec![status_entry.clone()], cx);
1391        }
1392    }
1393
1394    fn unstage_selected(
1395        &mut self,
1396        _: &git::UnstageFile,
1397        _window: &mut Window,
1398        cx: &mut Context<Self>,
1399    ) {
1400        let Some(selected_entry) = self.get_selected_entry() else {
1401            return;
1402        };
1403        let Some(status_entry) = selected_entry.status_entry() else {
1404            return;
1405        };
1406        if status_entry.staging != StageStatus::Unstaged {
1407            self.change_file_stage(false, vec![status_entry.clone()], cx);
1408        }
1409    }
1410
1411    fn commit(&mut self, _: &git::Commit, window: &mut Window, cx: &mut Context<Self>) {
1412        if self
1413            .commit_editor
1414            .focus_handle(cx)
1415            .contains_focused(window, cx)
1416        {
1417            telemetry::event!("Git Committed", source = "Git Panel");
1418            self.commit_changes(window, cx)
1419        } else {
1420            cx.propagate();
1421        }
1422    }
1423
1424    fn custom_or_suggested_commit_message(&self, cx: &mut Context<Self>) -> Option<String> {
1425        let message = self.commit_editor.read(cx).text(cx);
1426
1427        if !message.trim().is_empty() {
1428            return Some(message);
1429        }
1430
1431        self.suggest_commit_message(cx)
1432            .filter(|message| !message.trim().is_empty())
1433    }
1434
1435    pub(crate) fn commit_changes(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1436        let Some(active_repository) = self.active_repository.clone() else {
1437            return;
1438        };
1439        let error_spawn = |message, window: &mut Window, cx: &mut App| {
1440            let prompt = window.prompt(PromptLevel::Warning, message, None, &["Ok"], cx);
1441            cx.spawn(async move |_| {
1442                prompt.await.ok();
1443            })
1444            .detach();
1445        };
1446
1447        if self.has_unstaged_conflicts() {
1448            error_spawn(
1449                "There are still conflicts. You must stage these before committing",
1450                window,
1451                cx,
1452            );
1453            return;
1454        }
1455
1456        let commit_message = self.custom_or_suggested_commit_message(cx);
1457
1458        let Some(mut message) = commit_message else {
1459            self.commit_editor.read(cx).focus_handle(cx).focus(window);
1460            return;
1461        };
1462
1463        if self.add_coauthors {
1464            self.fill_co_authors(&mut message, cx);
1465        }
1466
1467        let task = if self.has_staged_changes() {
1468            // Repository serializes all git operations, so we can just send a commit immediately
1469            let commit_task =
1470                active_repository.update(cx, |repo, cx| repo.commit(message.into(), None, cx));
1471            cx.background_spawn(async move { commit_task.await? })
1472        } else {
1473            let changed_files = self
1474                .entries
1475                .iter()
1476                .filter_map(|entry| entry.status_entry())
1477                .filter(|status_entry| !status_entry.status.is_created())
1478                .map(|status_entry| status_entry.repo_path.clone())
1479                .collect::<Vec<_>>();
1480
1481            if changed_files.is_empty() {
1482                error_spawn("No changes to commit", window, cx);
1483                return;
1484            }
1485
1486            let stage_task =
1487                active_repository.update(cx, |repo, cx| repo.stage_entries(changed_files, cx));
1488            cx.spawn(async move |_, cx| {
1489                stage_task.await?;
1490                let commit_task = active_repository
1491                    .update(cx, |repo, cx| repo.commit(message.into(), None, cx))?;
1492                commit_task.await?
1493            })
1494        };
1495        let task = cx.spawn_in(window, async move |this, cx| {
1496            let result = task.await;
1497            this.update_in(cx, |this, window, cx| {
1498                this.pending_commit.take();
1499                match result {
1500                    Ok(()) => {
1501                        this.commit_editor
1502                            .update(cx, |editor, cx| editor.clear(window, cx));
1503                    }
1504                    Err(e) => this.show_error_toast("commit", e, cx),
1505                }
1506            })
1507            .ok();
1508        });
1509
1510        self.pending_commit = Some(task);
1511    }
1512
1513    fn uncommit(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1514        let Some(repo) = self.active_repository.clone() else {
1515            return;
1516        };
1517        telemetry::event!("Git Uncommitted");
1518
1519        let confirmation = self.check_for_pushed_commits(window, cx);
1520        let prior_head = self.load_commit_details("HEAD".to_string(), cx);
1521
1522        let task = cx.spawn_in(window, async move |this, cx| {
1523            let result = maybe!(async {
1524                if let Ok(true) = confirmation.await {
1525                    let prior_head = prior_head.await?;
1526
1527                    repo.update(cx, |repo, cx| {
1528                        repo.reset("HEAD^".to_string(), ResetMode::Soft, cx)
1529                    })?
1530                    .await??;
1531
1532                    Ok(Some(prior_head))
1533                } else {
1534                    Ok(None)
1535                }
1536            })
1537            .await;
1538
1539            this.update_in(cx, |this, window, cx| {
1540                this.pending_commit.take();
1541                match result {
1542                    Ok(None) => {}
1543                    Ok(Some(prior_commit)) => {
1544                        this.commit_editor.update(cx, |editor, cx| {
1545                            editor.set_text(prior_commit.message, window, cx)
1546                        });
1547                    }
1548                    Err(e) => this.show_error_toast("reset", e, cx),
1549                }
1550            })
1551            .ok();
1552        });
1553
1554        self.pending_commit = Some(task);
1555    }
1556
1557    fn check_for_pushed_commits(
1558        &mut self,
1559        window: &mut Window,
1560        cx: &mut Context<Self>,
1561    ) -> impl Future<Output = Result<bool, anyhow::Error>> + use<> {
1562        let repo = self.active_repository.clone();
1563        let mut cx = window.to_async(cx);
1564
1565        async move {
1566            let Some(repo) = repo else {
1567                return Err(anyhow::anyhow!("No active repository"));
1568            };
1569
1570            let pushed_to: Vec<SharedString> = repo
1571                .update(&mut cx, |repo, _| repo.check_for_pushed_commits())?
1572                .await??;
1573
1574            if pushed_to.is_empty() {
1575                Ok(true)
1576            } else {
1577                #[derive(strum::EnumIter, strum::VariantNames)]
1578                #[strum(serialize_all = "title_case")]
1579                enum CancelUncommit {
1580                    Uncommit,
1581                    Cancel,
1582                }
1583                let detail = format!(
1584                    "This commit was already pushed to {}.",
1585                    pushed_to.into_iter().join(", ")
1586                );
1587                let result = cx
1588                    .update(|window, cx| prompt("Are you sure?", Some(&detail), window, cx))?
1589                    .await?;
1590
1591                match result {
1592                    CancelUncommit::Cancel => Ok(false),
1593                    CancelUncommit::Uncommit => Ok(true),
1594                }
1595            }
1596        }
1597    }
1598
1599    /// Suggests a commit message based on the changed files and their statuses
1600    pub fn suggest_commit_message(&self, cx: &App) -> Option<String> {
1601        if let Some(merge_message) = self
1602            .active_repository
1603            .as_ref()
1604            .and_then(|repo| repo.read(cx).merge_message.as_ref())
1605        {
1606            return Some(merge_message.to_string());
1607        }
1608
1609        let git_status_entry = if let Some(staged_entry) = &self.single_staged_entry {
1610            Some(staged_entry)
1611        } else if let Some(single_tracked_entry) = &self.single_tracked_entry {
1612            Some(single_tracked_entry)
1613        } else {
1614            None
1615        }?;
1616
1617        let action_text = if git_status_entry.status.is_deleted() {
1618            Some("Delete")
1619        } else if git_status_entry.status.is_created() {
1620            Some("Create")
1621        } else if git_status_entry.status.is_modified() {
1622            Some("Update")
1623        } else {
1624            None
1625        }?;
1626
1627        let file_name = git_status_entry
1628            .repo_path
1629            .file_name()
1630            .unwrap_or_default()
1631            .to_string_lossy();
1632
1633        Some(format!("{} {}", action_text, file_name))
1634    }
1635
1636    fn generate_commit_message_action(
1637        &mut self,
1638        _: &git::GenerateCommitMessage,
1639        _window: &mut Window,
1640        cx: &mut Context<Self>,
1641    ) {
1642        self.generate_commit_message(cx);
1643    }
1644
1645    /// Generates a commit message using an LLM.
1646    pub fn generate_commit_message(&mut self, cx: &mut Context<Self>) {
1647        if !self.can_commit() {
1648            return;
1649        }
1650
1651        let model = match current_language_model(cx) {
1652            Some(value) => value,
1653            None => return,
1654        };
1655
1656        let Some(repo) = self.active_repository.as_ref() else {
1657            return;
1658        };
1659
1660        telemetry::event!("Git Commit Message Generated");
1661
1662        let diff = repo.update(cx, |repo, cx| {
1663            if self.has_staged_changes() {
1664                repo.diff(DiffType::HeadToIndex, cx)
1665            } else {
1666                repo.diff(DiffType::HeadToWorktree, cx)
1667            }
1668        });
1669
1670        self.generate_commit_message_task = Some(cx.spawn(async move |this, cx| {
1671             async move {
1672                let _defer = cx.on_drop(&this, |this, _cx| {
1673                    this.generate_commit_message_task.take();
1674                });
1675
1676                let mut diff_text = diff.await??;
1677
1678                const ONE_MB: usize = 1_000_000;
1679                if diff_text.len() > ONE_MB {
1680                    diff_text = diff_text.chars().take(ONE_MB).collect()
1681                }
1682
1683                let subject = this.update(cx, |this, cx| {
1684                    this.commit_editor.read(cx).text(cx).lines().next().map(ToOwned::to_owned).unwrap_or_default()
1685                })?;
1686
1687                let text_empty = subject.trim().is_empty();
1688
1689                let content = if text_empty {
1690                    format!("{PROMPT}\nHere are the changes in this commit:\n{diff_text}")
1691                } else {
1692                    format!("{PROMPT}\nHere is the user's subject line:\n{subject}\nHere are the changes in this commit:\n{diff_text}\n")
1693                };
1694
1695                const PROMPT: &str = include_str!("commit_message_prompt.txt");
1696
1697                let request = LanguageModelRequest {
1698                    messages: vec![LanguageModelRequestMessage {
1699                        role: Role::User,
1700                        content: vec![content.into()],
1701                        cache: false,
1702                    }],
1703                    tools: Vec::new(),
1704                    stop: Vec::new(),
1705                    temperature: None,
1706                };
1707
1708                let stream = model.stream_completion_text(request, &cx);
1709                let mut messages = stream.await?;
1710
1711                if !text_empty {
1712                    this.update(cx, |this, cx| {
1713                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
1714                            let insert_position = buffer.anchor_before(buffer.len());
1715                            buffer.edit([(insert_position..insert_position, "\n")], None, cx)
1716                        });
1717                    })?;
1718                }
1719
1720                while let Some(message) = messages.stream.next().await {
1721                    let text = message?;
1722
1723                    this.update(cx, |this, cx| {
1724                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
1725                            let insert_position = buffer.anchor_before(buffer.len());
1726                            buffer.edit([(insert_position..insert_position, text)], None, cx);
1727                        });
1728                    })?;
1729                }
1730
1731                anyhow::Ok(())
1732            }
1733            .log_err().await
1734        }));
1735    }
1736
1737    pub(crate) fn fetch(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1738        if !self.can_push_and_pull(cx) {
1739            return;
1740        }
1741
1742        let Some(repo) = self.active_repository.clone() else {
1743            return;
1744        };
1745        telemetry::event!("Git Fetched");
1746        let guard = self.start_remote_operation();
1747        let askpass = self.askpass_delegate("git fetch", window, cx);
1748        let this = cx.weak_entity();
1749        window
1750            .spawn(cx, async move |cx| {
1751                let fetch = repo.update(cx, |repo, cx| repo.fetch(askpass, cx))?;
1752
1753                let remote_message = fetch.await?;
1754                drop(guard);
1755                this.update(cx, |this, cx| {
1756                    let action = RemoteAction::Fetch;
1757                    match remote_message {
1758                        Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
1759                        Err(e) => {
1760                            log::error!("Error while fetching {:?}", e);
1761                            this.show_error_toast(action.name(), e, cx)
1762                        }
1763                    }
1764
1765                    anyhow::Ok(())
1766                })
1767                .ok();
1768                anyhow::Ok(())
1769            })
1770            .detach_and_log_err(cx);
1771    }
1772
1773    pub(crate) fn git_init(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1774        let worktrees = self
1775            .project
1776            .read(cx)
1777            .visible_worktrees(cx)
1778            .collect::<Vec<_>>();
1779
1780        let worktree = if worktrees.len() == 1 {
1781            Task::ready(Some(worktrees.first().unwrap().clone()))
1782        } else if worktrees.len() == 0 {
1783            let result = window.prompt(
1784                PromptLevel::Warning,
1785                "Unable to initialize a git repository",
1786                Some("Open a directory first"),
1787                &["Ok"],
1788                cx,
1789            );
1790            cx.background_executor()
1791                .spawn(async move {
1792                    result.await.ok();
1793                })
1794                .detach();
1795            return;
1796        } else {
1797            let worktree_directories = worktrees
1798                .iter()
1799                .map(|worktree| worktree.read(cx).abs_path())
1800                .map(|worktree_abs_path| {
1801                    if let Ok(path) = worktree_abs_path.strip_prefix(util::paths::home_dir()) {
1802                        Path::new("~")
1803                            .join(path)
1804                            .to_string_lossy()
1805                            .to_string()
1806                            .into()
1807                    } else {
1808                        worktree_abs_path.to_string_lossy().to_string().into()
1809                    }
1810                })
1811                .collect_vec();
1812            let prompt = picker_prompt::prompt(
1813                "Where would you like to initialize this git repository?",
1814                worktree_directories,
1815                self.workspace.clone(),
1816                window,
1817                cx,
1818            );
1819
1820            cx.spawn(async move |_, _| prompt.await.map(|ix| worktrees[ix].clone()))
1821        };
1822
1823        cx.spawn_in(window, async move |this, cx| {
1824            let worktree = match worktree.await {
1825                Some(worktree) => worktree,
1826                None => {
1827                    return;
1828                }
1829            };
1830
1831            let Ok(result) = this.update(cx, |this, cx| {
1832                let fallback_branch_name = GitPanelSettings::get_global(cx)
1833                    .fallback_branch_name
1834                    .clone();
1835                this.project.read(cx).git_init(
1836                    worktree.read(cx).abs_path(),
1837                    fallback_branch_name,
1838                    cx,
1839                )
1840            }) else {
1841                return;
1842            };
1843
1844            let result = result.await;
1845
1846            this.update_in(cx, |this, _, cx| match result {
1847                Ok(()) => {}
1848                Err(e) => this.show_error_toast("init", e, cx),
1849            })
1850            .ok();
1851        })
1852        .detach();
1853    }
1854
1855    pub(crate) fn pull(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1856        if !self.can_push_and_pull(cx) {
1857            return;
1858        }
1859        let Some(repo) = self.active_repository.clone() else {
1860            return;
1861        };
1862        let Some(branch) = repo.read(cx).branch.as_ref() else {
1863            return;
1864        };
1865        telemetry::event!("Git Pulled");
1866        let branch = branch.clone();
1867        let remote = self.get_current_remote(window, cx);
1868        cx.spawn_in(window, async move |this, cx| {
1869            let remote = match remote.await {
1870                Ok(Some(remote)) => remote,
1871                Ok(None) => {
1872                    return Ok(());
1873                }
1874                Err(e) => {
1875                    log::error!("Failed to get current remote: {}", e);
1876                    this.update(cx, |this, cx| this.show_error_toast("pull", e, cx))
1877                        .ok();
1878                    return Ok(());
1879                }
1880            };
1881
1882            let askpass = this.update_in(cx, |this, window, cx| {
1883                this.askpass_delegate(format!("git pull {}", remote.name), window, cx)
1884            })?;
1885
1886            let guard = this
1887                .update(cx, |this, _| this.start_remote_operation())
1888                .ok();
1889
1890            let pull = repo.update(cx, |repo, cx| {
1891                repo.pull(branch.name.clone(), remote.name.clone(), askpass, cx)
1892            })?;
1893
1894            let remote_message = pull.await?;
1895            drop(guard);
1896
1897            let action = RemoteAction::Pull(remote);
1898            this.update(cx, |this, cx| match remote_message {
1899                Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
1900                Err(e) => {
1901                    log::error!("Error while pulling {:?}", e);
1902                    this.show_error_toast(action.name(), e, cx)
1903                }
1904            })
1905            .ok();
1906
1907            anyhow::Ok(())
1908        })
1909        .detach_and_log_err(cx);
1910    }
1911
1912    pub(crate) fn push(&mut self, force_push: bool, window: &mut Window, cx: &mut Context<Self>) {
1913        if !self.can_push_and_pull(cx) {
1914            return;
1915        }
1916        let Some(repo) = self.active_repository.clone() else {
1917            return;
1918        };
1919        let Some(branch) = repo.read(cx).branch.as_ref() else {
1920            return;
1921        };
1922        telemetry::event!("Git Pushed");
1923        let branch = branch.clone();
1924
1925        let options = if force_push {
1926            Some(PushOptions::Force)
1927        } else {
1928            match branch.upstream {
1929                Some(Upstream {
1930                    tracking: UpstreamTracking::Gone,
1931                    ..
1932                })
1933                | None => Some(PushOptions::SetUpstream),
1934                _ => None,
1935            }
1936        };
1937        let remote = self.get_current_remote(window, cx);
1938
1939        cx.spawn_in(window, async move |this, cx| {
1940            let remote = match remote.await {
1941                Ok(Some(remote)) => remote,
1942                Ok(None) => {
1943                    return Ok(());
1944                }
1945                Err(e) => {
1946                    log::error!("Failed to get current remote: {}", e);
1947                    this.update(cx, |this, cx| this.show_error_toast("push", e, cx))
1948                        .ok();
1949                    return Ok(());
1950                }
1951            };
1952
1953            let askpass_delegate = this.update_in(cx, |this, window, cx| {
1954                this.askpass_delegate(format!("git push {}", remote.name), window, cx)
1955            })?;
1956
1957            let guard = this
1958                .update(cx, |this, _| this.start_remote_operation())
1959                .ok();
1960
1961            let push = repo.update(cx, |repo, cx| {
1962                repo.push(
1963                    branch.name.clone(),
1964                    remote.name.clone(),
1965                    options,
1966                    askpass_delegate,
1967                    cx,
1968                )
1969            })?;
1970
1971            let remote_output = push.await?;
1972            drop(guard);
1973
1974            let action = RemoteAction::Push(branch.name, remote);
1975            this.update(cx, |this, cx| match remote_output {
1976                Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
1977                Err(e) => {
1978                    log::error!("Error while pushing {:?}", e);
1979                    this.show_error_toast(action.name(), e, cx)
1980                }
1981            })?;
1982
1983            anyhow::Ok(())
1984        })
1985        .detach_and_log_err(cx);
1986    }
1987
1988    fn askpass_delegate(
1989        &self,
1990        operation: impl Into<SharedString>,
1991        window: &mut Window,
1992        cx: &mut Context<Self>,
1993    ) -> AskPassDelegate {
1994        let this = cx.weak_entity();
1995        let operation = operation.into();
1996        let window = window.window_handle();
1997        AskPassDelegate::new(&mut cx.to_async(), move |prompt, tx, cx| {
1998            window
1999                .update(cx, |_, window, cx| {
2000                    this.update(cx, |this, cx| {
2001                        this.workspace.update(cx, |workspace, cx| {
2002                            workspace.toggle_modal(window, cx, |window, cx| {
2003                                AskPassModal::new(operation.clone(), prompt.into(), tx, window, cx)
2004                            });
2005                        })
2006                    })
2007                })
2008                .ok();
2009        })
2010    }
2011
2012    fn can_push_and_pull(&self, cx: &App) -> bool {
2013        !self.project.read(cx).is_via_collab()
2014    }
2015
2016    fn get_current_remote(
2017        &mut self,
2018        window: &mut Window,
2019        cx: &mut Context<Self>,
2020    ) -> impl Future<Output = anyhow::Result<Option<Remote>>> + use<> {
2021        let repo = self.active_repository.clone();
2022        let workspace = self.workspace.clone();
2023        let mut cx = window.to_async(cx);
2024
2025        async move {
2026            let Some(repo) = repo else {
2027                return Err(anyhow::anyhow!("No active repository"));
2028            };
2029
2030            let mut current_remotes: Vec<Remote> = repo
2031                .update(&mut cx, |repo, _| {
2032                    let Some(current_branch) = repo.branch.as_ref() else {
2033                        return Err(anyhow::anyhow!("No active branch"));
2034                    };
2035
2036                    Ok(repo.get_remotes(Some(current_branch.name.to_string())))
2037                })??
2038                .await??;
2039
2040            if current_remotes.len() == 0 {
2041                return Err(anyhow::anyhow!("No active remote"));
2042            } else if current_remotes.len() == 1 {
2043                return Ok(Some(current_remotes.pop().unwrap()));
2044            } else {
2045                let current_remotes: Vec<_> = current_remotes
2046                    .into_iter()
2047                    .map(|remotes| remotes.name)
2048                    .collect();
2049                let selection = cx
2050                    .update(|window, cx| {
2051                        picker_prompt::prompt(
2052                            "Pick which remote to push to",
2053                            current_remotes.clone(),
2054                            workspace,
2055                            window,
2056                            cx,
2057                        )
2058                    })?
2059                    .await;
2060
2061                Ok(selection.map(|selection| Remote {
2062                    name: current_remotes[selection].clone(),
2063                }))
2064            }
2065        }
2066    }
2067
2068    fn potential_co_authors(&self, cx: &App) -> Vec<(String, String)> {
2069        let mut new_co_authors = Vec::new();
2070        let project = self.project.read(cx);
2071
2072        let Some(room) = self
2073            .workspace
2074            .upgrade()
2075            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned())
2076        else {
2077            return Vec::default();
2078        };
2079
2080        let room = room.read(cx);
2081
2082        for (peer_id, collaborator) in project.collaborators() {
2083            if collaborator.is_host {
2084                continue;
2085            }
2086
2087            let Some(participant) = room.remote_participant_for_peer_id(*peer_id) else {
2088                continue;
2089            };
2090            if participant.can_write() && participant.user.email.is_some() {
2091                let email = participant.user.email.clone().unwrap();
2092
2093                new_co_authors.push((
2094                    participant
2095                        .user
2096                        .name
2097                        .clone()
2098                        .unwrap_or_else(|| participant.user.github_login.clone()),
2099                    email,
2100                ))
2101            }
2102        }
2103        if !project.is_local() && !project.is_read_only(cx) {
2104            if let Some(user) = room.local_participant_user(cx) {
2105                if let Some(email) = user.email.clone() {
2106                    new_co_authors.push((
2107                        user.name
2108                            .clone()
2109                            .unwrap_or_else(|| user.github_login.clone()),
2110                        email.clone(),
2111                    ))
2112                }
2113            }
2114        }
2115        new_co_authors
2116    }
2117
2118    fn toggle_fill_co_authors(
2119        &mut self,
2120        _: &ToggleFillCoAuthors,
2121        _: &mut Window,
2122        cx: &mut Context<Self>,
2123    ) {
2124        self.add_coauthors = !self.add_coauthors;
2125        cx.notify();
2126    }
2127
2128    fn fill_co_authors(&mut self, message: &mut String, cx: &mut Context<Self>) {
2129        const CO_AUTHOR_PREFIX: &str = "Co-authored-by: ";
2130
2131        let existing_text = message.to_ascii_lowercase();
2132        let lowercase_co_author_prefix = CO_AUTHOR_PREFIX.to_lowercase();
2133        let mut ends_with_co_authors = false;
2134        let existing_co_authors = existing_text
2135            .lines()
2136            .filter_map(|line| {
2137                let line = line.trim();
2138                if line.starts_with(&lowercase_co_author_prefix) {
2139                    ends_with_co_authors = true;
2140                    Some(line)
2141                } else {
2142                    ends_with_co_authors = false;
2143                    None
2144                }
2145            })
2146            .collect::<HashSet<_>>();
2147
2148        let new_co_authors = self
2149            .potential_co_authors(cx)
2150            .into_iter()
2151            .filter(|(_, email)| {
2152                !existing_co_authors
2153                    .iter()
2154                    .any(|existing| existing.contains(email.as_str()))
2155            })
2156            .collect::<Vec<_>>();
2157
2158        if new_co_authors.is_empty() {
2159            return;
2160        }
2161
2162        if !ends_with_co_authors {
2163            message.push('\n');
2164        }
2165        for (name, email) in new_co_authors {
2166            message.push('\n');
2167            message.push_str(CO_AUTHOR_PREFIX);
2168            message.push_str(&name);
2169            message.push_str(" <");
2170            message.push_str(&email);
2171            message.push('>');
2172        }
2173        message.push('\n');
2174    }
2175
2176    fn schedule_update(
2177        &mut self,
2178        clear_pending: bool,
2179        window: &mut Window,
2180        cx: &mut Context<Self>,
2181    ) {
2182        let handle = cx.entity().downgrade();
2183        self.reopen_commit_buffer(window, cx);
2184        self.update_visible_entries_task = cx.spawn_in(window, async move |_, cx| {
2185            cx.background_executor().timer(UPDATE_DEBOUNCE).await;
2186            if let Some(git_panel) = handle.upgrade() {
2187                git_panel
2188                    .update_in(cx, |git_panel, window, cx| {
2189                        if clear_pending {
2190                            git_panel.clear_pending();
2191                        }
2192                        git_panel.update_visible_entries(cx);
2193                        git_panel.update_scrollbar_properties(window, cx);
2194                    })
2195                    .ok();
2196            }
2197        });
2198    }
2199
2200    fn reopen_commit_buffer(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2201        let Some(active_repo) = self.active_repository.as_ref() else {
2202            return;
2203        };
2204        let load_buffer = active_repo.update(cx, |active_repo, cx| {
2205            let project = self.project.read(cx);
2206            active_repo.open_commit_buffer(
2207                Some(project.languages().clone()),
2208                project.buffer_store().clone(),
2209                cx,
2210            )
2211        });
2212
2213        cx.spawn_in(window, async move |git_panel, cx| {
2214            let buffer = load_buffer.await?;
2215            git_panel.update_in(cx, |git_panel, window, cx| {
2216                if git_panel
2217                    .commit_editor
2218                    .read(cx)
2219                    .buffer()
2220                    .read(cx)
2221                    .as_singleton()
2222                    .as_ref()
2223                    != Some(&buffer)
2224                {
2225                    git_panel.commit_editor = cx.new(|cx| {
2226                        commit_message_editor(
2227                            buffer,
2228                            git_panel.suggest_commit_message(cx).map(SharedString::from),
2229                            git_panel.project.clone(),
2230                            true,
2231                            window,
2232                            cx,
2233                        )
2234                    });
2235                }
2236            })
2237        })
2238        .detach_and_log_err(cx);
2239    }
2240
2241    fn clear_pending(&mut self) {
2242        self.pending.retain(|v| !v.finished)
2243    }
2244
2245    fn update_visible_entries(&mut self, cx: &mut Context<Self>) {
2246        self.entries.clear();
2247        self.single_staged_entry.take();
2248        self.single_tracked_entry.take();
2249        self.conflicted_count = 0;
2250        self.conflicted_staged_count = 0;
2251        self.new_count = 0;
2252        self.tracked_count = 0;
2253        self.new_staged_count = 0;
2254        self.tracked_staged_count = 0;
2255        self.entry_count = 0;
2256
2257        let mut changed_entries = Vec::new();
2258        let mut new_entries = Vec::new();
2259        let mut conflict_entries = Vec::new();
2260        let mut last_staged = None;
2261        let mut staged_count = 0;
2262        let mut max_width_item: Option<(RepoPath, usize)> = None;
2263
2264        let Some(repo) = self.active_repository.as_ref() else {
2265            // Just clear entries if no repository is active.
2266            cx.notify();
2267            return;
2268        };
2269
2270        let repo = repo.read(cx);
2271
2272        for entry in repo.cached_status() {
2273            let is_conflict = repo.has_conflict(&entry.repo_path);
2274            let is_new = entry.status.is_created();
2275            let staging = entry.status.staging();
2276
2277            if self.pending.iter().any(|pending| {
2278                pending.target_status == TargetStatus::Reverted
2279                    && !pending.finished
2280                    && pending
2281                        .entries
2282                        .iter()
2283                        .any(|pending| pending.repo_path == entry.repo_path)
2284            }) {
2285                continue;
2286            }
2287
2288            let abs_path = repo.work_directory_abs_path.join(&entry.repo_path.0);
2289            let entry = GitStatusEntry {
2290                repo_path: entry.repo_path.clone(),
2291                abs_path,
2292                status: entry.status,
2293                staging,
2294            };
2295
2296            if staging.has_staged() {
2297                staged_count += 1;
2298                last_staged = Some(entry.clone());
2299            }
2300
2301            let width_estimate = Self::item_width_estimate(
2302                entry.parent_dir().map(|s| s.len()).unwrap_or(0),
2303                entry.display_name().len(),
2304            );
2305
2306            match max_width_item.as_mut() {
2307                Some((repo_path, estimate)) => {
2308                    if width_estimate > *estimate {
2309                        *repo_path = entry.repo_path.clone();
2310                        *estimate = width_estimate;
2311                    }
2312                }
2313                None => max_width_item = Some((entry.repo_path.clone(), width_estimate)),
2314            }
2315
2316            if is_conflict {
2317                conflict_entries.push(entry);
2318            } else if is_new {
2319                new_entries.push(entry);
2320            } else {
2321                changed_entries.push(entry);
2322            }
2323        }
2324
2325        let mut pending_staged_count = 0;
2326        let mut last_pending_staged = None;
2327        let mut pending_status_for_last_staged = None;
2328        for pending in self.pending.iter() {
2329            if pending.target_status == TargetStatus::Staged {
2330                pending_staged_count += pending.entries.len();
2331                last_pending_staged = pending.entries.iter().next().cloned();
2332            }
2333            if let Some(last_staged) = &last_staged {
2334                if pending
2335                    .entries
2336                    .iter()
2337                    .any(|entry| entry.repo_path == last_staged.repo_path)
2338                {
2339                    pending_status_for_last_staged = Some(pending.target_status);
2340                }
2341            }
2342        }
2343
2344        if conflict_entries.len() == 0 && staged_count == 1 && pending_staged_count == 0 {
2345            match pending_status_for_last_staged {
2346                Some(TargetStatus::Staged) | None => {
2347                    self.single_staged_entry = last_staged;
2348                }
2349                _ => {}
2350            }
2351        } else if conflict_entries.len() == 0 && pending_staged_count == 1 {
2352            self.single_staged_entry = last_pending_staged;
2353        }
2354
2355        if conflict_entries.len() == 0 && changed_entries.len() == 1 {
2356            self.single_tracked_entry = changed_entries.first().cloned();
2357        }
2358
2359        if conflict_entries.len() > 0 {
2360            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2361                header: Section::Conflict,
2362            }));
2363            self.entries.extend(
2364                conflict_entries
2365                    .into_iter()
2366                    .map(GitListEntry::GitStatusEntry),
2367            );
2368        }
2369
2370        if changed_entries.len() > 0 {
2371            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2372                header: Section::Tracked,
2373            }));
2374            self.entries.extend(
2375                changed_entries
2376                    .into_iter()
2377                    .map(GitListEntry::GitStatusEntry),
2378            );
2379        }
2380        if new_entries.len() > 0 {
2381            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2382                header: Section::New,
2383            }));
2384            self.entries
2385                .extend(new_entries.into_iter().map(GitListEntry::GitStatusEntry));
2386        }
2387
2388        if let Some((repo_path, _)) = max_width_item {
2389            self.max_width_item_index = self.entries.iter().position(|entry| match entry {
2390                GitListEntry::GitStatusEntry(git_status_entry) => {
2391                    git_status_entry.repo_path == repo_path
2392                }
2393                GitListEntry::Header(_) => false,
2394            });
2395        }
2396
2397        self.update_counts(repo);
2398
2399        self.select_first_entry_if_none(cx);
2400
2401        let suggested_commit_message = self.suggest_commit_message(cx);
2402        let placeholder_text = suggested_commit_message.unwrap_or("Enter commit message".into());
2403
2404        self.commit_editor.update(cx, |editor, cx| {
2405            editor.set_placeholder_text(Arc::from(placeholder_text), cx)
2406        });
2407
2408        cx.notify();
2409    }
2410
2411    fn header_state(&self, header_type: Section) -> ToggleState {
2412        let (staged_count, count) = match header_type {
2413            Section::New => (self.new_staged_count, self.new_count),
2414            Section::Tracked => (self.tracked_staged_count, self.tracked_count),
2415            Section::Conflict => (self.conflicted_staged_count, self.conflicted_count),
2416        };
2417        if staged_count == 0 {
2418            ToggleState::Unselected
2419        } else if count == staged_count {
2420            ToggleState::Selected
2421        } else {
2422            ToggleState::Indeterminate
2423        }
2424    }
2425
2426    fn update_counts(&mut self, repo: &Repository) {
2427        self.conflicted_count = 0;
2428        self.conflicted_staged_count = 0;
2429        self.new_count = 0;
2430        self.tracked_count = 0;
2431        self.new_staged_count = 0;
2432        self.tracked_staged_count = 0;
2433        self.entry_count = 0;
2434        for entry in &self.entries {
2435            let Some(status_entry) = entry.status_entry() else {
2436                continue;
2437            };
2438            self.entry_count += 1;
2439            if repo.has_conflict(&status_entry.repo_path) {
2440                self.conflicted_count += 1;
2441                if self.entry_staging(status_entry).has_staged() {
2442                    self.conflicted_staged_count += 1;
2443                }
2444            } else if status_entry.status.is_created() {
2445                self.new_count += 1;
2446                if self.entry_staging(status_entry).has_staged() {
2447                    self.new_staged_count += 1;
2448                }
2449            } else {
2450                self.tracked_count += 1;
2451                if self.entry_staging(status_entry).has_staged() {
2452                    self.tracked_staged_count += 1;
2453                }
2454            }
2455        }
2456    }
2457
2458    fn entry_staging(&self, entry: &GitStatusEntry) -> StageStatus {
2459        for pending in self.pending.iter().rev() {
2460            if pending
2461                .entries
2462                .iter()
2463                .any(|pending_entry| pending_entry.repo_path == entry.repo_path)
2464            {
2465                match pending.target_status {
2466                    TargetStatus::Staged => return StageStatus::Staged,
2467                    TargetStatus::Unstaged => return StageStatus::Unstaged,
2468                    TargetStatus::Reverted => continue,
2469                    TargetStatus::Unchanged => continue,
2470                }
2471            }
2472        }
2473        entry.staging
2474    }
2475
2476    pub(crate) fn has_staged_changes(&self) -> bool {
2477        self.tracked_staged_count > 0
2478            || self.new_staged_count > 0
2479            || self.conflicted_staged_count > 0
2480    }
2481
2482    pub(crate) fn has_unstaged_changes(&self) -> bool {
2483        self.tracked_count > self.tracked_staged_count
2484            || self.new_count > self.new_staged_count
2485            || self.conflicted_count > self.conflicted_staged_count
2486    }
2487
2488    fn has_conflicts(&self) -> bool {
2489        self.conflicted_count > 0
2490    }
2491
2492    fn has_tracked_changes(&self) -> bool {
2493        self.tracked_count > 0
2494    }
2495
2496    pub fn has_unstaged_conflicts(&self) -> bool {
2497        self.conflicted_count > 0 && self.conflicted_count != self.conflicted_staged_count
2498    }
2499
2500    fn show_error_toast(&self, action: impl Into<SharedString>, e: anyhow::Error, cx: &mut App) {
2501        let action = action.into();
2502        let Some(workspace) = self.workspace.upgrade() else {
2503            return;
2504        };
2505
2506        let message = e.to_string().trim().to_string();
2507        if message
2508            .matches(git::repository::REMOTE_CANCELLED_BY_USER)
2509            .next()
2510            .is_some()
2511        {
2512            return; // Hide the cancelled by user message
2513        } else {
2514            workspace.update(cx, |workspace, cx| {
2515                let workspace_weak = cx.weak_entity();
2516                let toast =
2517                    StatusToast::new(format!("git {} failed", action.clone()), cx, |this, _cx| {
2518                        this.icon(ToastIcon::new(IconName::XCircle).color(Color::Error))
2519                            .action("View Log", move |window, cx| {
2520                                let message = message.clone();
2521                                let action = action.clone();
2522                                workspace_weak
2523                                    .update(cx, move |workspace, cx| {
2524                                        Self::open_output(action, workspace, &message, window, cx)
2525                                    })
2526                                    .ok();
2527                            })
2528                    });
2529                workspace.toggle_status_toast(toast, cx)
2530            });
2531        }
2532    }
2533
2534    fn show_remote_output(&self, action: RemoteAction, info: RemoteCommandOutput, cx: &mut App) {
2535        let Some(workspace) = self.workspace.upgrade() else {
2536            return;
2537        };
2538
2539        workspace.update(cx, |workspace, cx| {
2540            let SuccessMessage { message, style } = remote_output::format_output(&action, info);
2541            let workspace_weak = cx.weak_entity();
2542            let operation = action.name();
2543
2544            let status_toast = StatusToast::new(message, cx, move |this, _cx| {
2545                use remote_output::SuccessStyle::*;
2546                match style {
2547                    Toast { .. } => this,
2548                    ToastWithLog { output } => this
2549                        .icon(ToastIcon::new(IconName::GitBranchSmall).color(Color::Muted))
2550                        .action("View Log", move |window, cx| {
2551                            let output = output.clone();
2552                            let output =
2553                                format!("stdout:\n{}\nstderr:\n{}", output.stdout, output.stderr);
2554                            workspace_weak
2555                                .update(cx, move |workspace, cx| {
2556                                    Self::open_output(operation, workspace, &output, window, cx)
2557                                })
2558                                .ok();
2559                        }),
2560                    PushPrLink { link } => this
2561                        .icon(ToastIcon::new(IconName::GitBranchSmall).color(Color::Muted))
2562                        .action("Open Pull Request", move |_, cx| cx.open_url(&link)),
2563                }
2564            });
2565            workspace.toggle_status_toast(status_toast, cx)
2566        });
2567    }
2568
2569    fn open_output(
2570        operation: impl Into<SharedString>,
2571        workspace: &mut Workspace,
2572        output: &str,
2573        window: &mut Window,
2574        cx: &mut Context<Workspace>,
2575    ) {
2576        let operation = operation.into();
2577        let buffer = cx.new(|cx| Buffer::local(output, cx));
2578        buffer.update(cx, |buffer, cx| {
2579            buffer.set_capability(language::Capability::ReadOnly, cx);
2580        });
2581        let editor = cx.new(|cx| {
2582            let mut editor = Editor::for_buffer(buffer, None, window, cx);
2583            editor.buffer().update(cx, |buffer, cx| {
2584                buffer.set_title(format!("Output from git {operation}"), cx);
2585            });
2586            editor.set_read_only(true);
2587            editor
2588        });
2589
2590        workspace.add_item_to_center(Box::new(editor), window, cx);
2591    }
2592
2593    pub fn render_spinner(&self) -> Option<impl IntoElement> {
2594        (!self.pending_remote_operations.borrow().is_empty()).then(|| {
2595            Icon::new(IconName::ArrowCircle)
2596                .size(IconSize::XSmall)
2597                .color(Color::Info)
2598                .with_animation(
2599                    "arrow-circle",
2600                    Animation::new(Duration::from_secs(2)).repeat(),
2601                    |icon, delta| icon.transform(Transformation::rotate(percentage(delta))),
2602                )
2603                .into_any_element()
2604        })
2605    }
2606
2607    pub fn can_commit(&self) -> bool {
2608        (self.has_staged_changes() || self.has_tracked_changes()) && !self.has_unstaged_conflicts()
2609    }
2610
2611    pub fn can_stage_all(&self) -> bool {
2612        self.has_unstaged_changes()
2613    }
2614
2615    pub fn can_unstage_all(&self) -> bool {
2616        self.has_staged_changes()
2617    }
2618
2619    // eventually we'll need to take depth into account here
2620    // if we add a tree view
2621    fn item_width_estimate(path: usize, file_name: usize) -> usize {
2622        path + file_name
2623    }
2624
2625    fn render_overflow_menu(&self, id: impl Into<ElementId>) -> impl IntoElement {
2626        let focus_handle = self.focus_handle.clone();
2627        PopoverMenu::new(id.into())
2628            .trigger(
2629                IconButton::new("overflow-menu-trigger", IconName::EllipsisVertical)
2630                    .icon_size(IconSize::Small)
2631                    .icon_color(Color::Muted),
2632            )
2633            .menu(move |window, cx| Some(git_panel_context_menu(focus_handle.clone(), window, cx)))
2634            .anchor(Corner::TopRight)
2635    }
2636
2637    pub(crate) fn render_generate_commit_message_button(
2638        &self,
2639        cx: &Context<Self>,
2640    ) -> Option<AnyElement> {
2641        current_language_model(cx).is_some().then(|| {
2642            if self.generate_commit_message_task.is_some() {
2643                return h_flex()
2644                    .gap_1()
2645                    .child(
2646                        Icon::new(IconName::ArrowCircle)
2647                            .size(IconSize::XSmall)
2648                            .color(Color::Info)
2649                            .with_animation(
2650                                "arrow-circle",
2651                                Animation::new(Duration::from_secs(2)).repeat(),
2652                                |icon, delta| {
2653                                    icon.transform(Transformation::rotate(percentage(delta)))
2654                                },
2655                            ),
2656                    )
2657                    .child(
2658                        Label::new("Generating Commit...")
2659                            .size(LabelSize::Small)
2660                            .color(Color::Muted),
2661                    )
2662                    .into_any_element();
2663            }
2664
2665            let can_commit = self.can_commit();
2666            let editor_focus_handle = self.commit_editor.focus_handle(cx);
2667            IconButton::new("generate-commit-message", IconName::AiEdit)
2668                .shape(ui::IconButtonShape::Square)
2669                .icon_color(Color::Muted)
2670                .tooltip(move |window, cx| {
2671                    if can_commit {
2672                        Tooltip::for_action_in(
2673                            "Generate Commit Message",
2674                            &git::GenerateCommitMessage,
2675                            &editor_focus_handle,
2676                            window,
2677                            cx,
2678                        )
2679                    } else {
2680                        Tooltip::simple("No changes to commit", cx)
2681                    }
2682                })
2683                .disabled(!can_commit)
2684                .on_click(cx.listener(move |this, _event, _window, cx| {
2685                    this.generate_commit_message(cx);
2686                }))
2687                .into_any_element()
2688        })
2689    }
2690
2691    pub(crate) fn render_co_authors(&self, cx: &Context<Self>) -> Option<AnyElement> {
2692        let potential_co_authors = self.potential_co_authors(cx);
2693        if potential_co_authors.is_empty() {
2694            None
2695        } else {
2696            Some(
2697                IconButton::new("co-authors", IconName::Person)
2698                    .shape(ui::IconButtonShape::Square)
2699                    .icon_color(Color::Disabled)
2700                    .selected_icon_color(Color::Selected)
2701                    .toggle_state(self.add_coauthors)
2702                    .tooltip(move |_, cx| {
2703                        let title = format!(
2704                            "Add co-authored-by:{}{}",
2705                            if potential_co_authors.len() == 1 {
2706                                ""
2707                            } else {
2708                                "\n"
2709                            },
2710                            potential_co_authors
2711                                .iter()
2712                                .map(|(name, email)| format!(" {} <{}>", name, email))
2713                                .join("\n")
2714                        );
2715                        Tooltip::simple(title, cx)
2716                    })
2717                    .on_click(cx.listener(|this, _, _, cx| {
2718                        this.add_coauthors = !this.add_coauthors;
2719                        cx.notify();
2720                    }))
2721                    .into_any_element(),
2722            )
2723        }
2724    }
2725
2726    pub fn configure_commit_button(&self, cx: &mut Context<Self>) -> (bool, &'static str) {
2727        if self.has_unstaged_conflicts() {
2728            (false, "You must resolve conflicts before committing")
2729        } else if !self.has_staged_changes() && !self.has_tracked_changes() {
2730            (false, "No changes to commit")
2731        } else if self.pending_commit.is_some() {
2732            (false, "Commit in progress")
2733        } else if self.custom_or_suggested_commit_message(cx).is_none() {
2734            (false, "No commit message")
2735        } else if !self.has_write_access(cx) {
2736            (false, "You do not have write access to this project")
2737        } else {
2738            (true, self.commit_button_title())
2739        }
2740    }
2741
2742    pub fn commit_button_title(&self) -> &'static str {
2743        if self.has_staged_changes() {
2744            "Commit"
2745        } else {
2746            "Commit Tracked"
2747        }
2748    }
2749
2750    fn expand_commit_editor(
2751        &mut self,
2752        _: &git::ExpandCommitEditor,
2753        window: &mut Window,
2754        cx: &mut Context<Self>,
2755    ) {
2756        let workspace = self.workspace.clone();
2757        window.defer(cx, move |window, cx| {
2758            workspace
2759                .update(cx, |workspace, cx| {
2760                    CommitModal::toggle(workspace, window, cx)
2761                })
2762                .ok();
2763        })
2764    }
2765
2766    fn render_panel_header(
2767        &self,
2768        window: &mut Window,
2769        cx: &mut Context<Self>,
2770    ) -> Option<impl IntoElement> {
2771        self.active_repository.as_ref()?;
2772
2773        let text;
2774        let action;
2775        let tooltip;
2776        if self.total_staged_count() == self.entry_count && self.entry_count > 0 {
2777            text = "Unstage All";
2778            action = git::UnstageAll.boxed_clone();
2779            tooltip = "git reset";
2780        } else {
2781            text = "Stage All";
2782            action = git::StageAll.boxed_clone();
2783            tooltip = "git add --all ."
2784        }
2785
2786        let change_string = match self.entry_count {
2787            0 => "No Changes".to_string(),
2788            1 => "1 Change".to_string(),
2789            _ => format!("{} Changes", self.entry_count),
2790        };
2791
2792        Some(
2793            self.panel_header_container(window, cx)
2794                .px_2()
2795                .child(
2796                    panel_button(change_string)
2797                        .color(Color::Muted)
2798                        .tooltip(Tooltip::for_action_title_in(
2799                            "Open Diff",
2800                            &Diff,
2801                            &self.focus_handle,
2802                        ))
2803                        .on_click(|_, _, cx| {
2804                            cx.defer(|cx| {
2805                                cx.dispatch_action(&Diff);
2806                            })
2807                        }),
2808                )
2809                .child(div().flex_grow()) // spacer
2810                .child(self.render_overflow_menu("overflow_menu"))
2811                .child(div().w_2()) // another spacer
2812                .child(
2813                    panel_filled_button(text)
2814                        .tooltip(Tooltip::for_action_title_in(
2815                            tooltip,
2816                            action.as_ref(),
2817                            &self.focus_handle,
2818                        ))
2819                        .disabled(self.entry_count == 0)
2820                        .on_click(move |_, _, cx| {
2821                            let action = action.boxed_clone();
2822                            cx.defer(move |cx| {
2823                                cx.dispatch_action(action.as_ref());
2824                            })
2825                        }),
2826                ),
2827        )
2828    }
2829
2830    pub(crate) fn render_remote_button(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
2831        let branch = self.active_repository.as_ref()?.read(cx).branch.clone();
2832        if !self.can_push_and_pull(cx) {
2833            return None;
2834        }
2835        let spinner = self.render_spinner();
2836        Some(
2837            h_flex()
2838                .gap_1()
2839                .flex_shrink_0()
2840                .children(spinner)
2841                .when_some(branch, |this, branch| {
2842                    let focus_handle = Some(self.focus_handle(cx));
2843
2844                    this.children(render_remote_button(
2845                        "remote-button",
2846                        &branch,
2847                        focus_handle,
2848                        true,
2849                    ))
2850                })
2851                .into_any_element(),
2852        )
2853    }
2854
2855    pub fn render_footer(
2856        &self,
2857        window: &mut Window,
2858        cx: &mut Context<Self>,
2859    ) -> Option<impl IntoElement> {
2860        let active_repository = self.active_repository.clone()?;
2861        let (can_commit, tooltip) = self.configure_commit_button(cx);
2862        let panel_editor_style = panel_editor_style(true, window, cx);
2863
2864        let enable_coauthors = self.render_co_authors(cx);
2865        let title = self.commit_button_title();
2866
2867        let editor_focus_handle = self.commit_editor.focus_handle(cx);
2868        let commit_tooltip_focus_handle = editor_focus_handle.clone();
2869        let expand_tooltip_focus_handle = editor_focus_handle.clone();
2870
2871        let branch = active_repository.read(cx).branch.clone();
2872
2873        let footer_size = px(32.);
2874        let gap = px(9.0);
2875        let max_height = panel_editor_style
2876            .text
2877            .line_height_in_pixels(window.rem_size())
2878            * MAX_PANEL_EDITOR_LINES
2879            + gap;
2880
2881        let git_panel = cx.entity().clone();
2882        let display_name = SharedString::from(Arc::from(
2883            active_repository
2884                .read(cx)
2885                .display_name()
2886                .trim_end_matches("/"),
2887        ));
2888        let editor_is_long = self.commit_editor.update(cx, |editor, cx| {
2889            editor.max_point(cx).row().0 >= MAX_PANEL_EDITOR_LINES as u32
2890        });
2891
2892        let footer = v_flex()
2893            .child(PanelRepoFooter::new(display_name, branch, Some(git_panel)))
2894            .child(
2895                panel_editor_container(window, cx)
2896                    .id("commit-editor-container")
2897                    .relative()
2898                    .w_full()
2899                    .h(max_height + footer_size)
2900                    .border_t_1()
2901                    .border_color(cx.theme().colors().border_variant)
2902                    .cursor_text()
2903                    .on_click(cx.listener(move |this, _: &ClickEvent, window, cx| {
2904                        window.focus(&this.commit_editor.focus_handle(cx));
2905                    }))
2906                    .child(
2907                        h_flex()
2908                            .id("commit-footer")
2909                            .border_t_1()
2910                            .when(editor_is_long, |el| {
2911                                el.border_color(cx.theme().colors().border_variant)
2912                            })
2913                            .absolute()
2914                            .bottom_0()
2915                            .left_0()
2916                            .w_full()
2917                            .px_2()
2918                            .h(footer_size)
2919                            .flex_none()
2920                            .justify_between()
2921                            .child(
2922                                self.render_generate_commit_message_button(cx)
2923                                    .unwrap_or_else(|| div().into_any_element()),
2924                            )
2925                            .child(
2926                                h_flex().gap_0p5().children(enable_coauthors).child(
2927                                    panel_filled_button(title)
2928                                        .tooltip(move |window, cx| {
2929                                            if can_commit {
2930                                                Tooltip::for_action_in(
2931                                                    tooltip,
2932                                                    &Commit,
2933                                                    &commit_tooltip_focus_handle,
2934                                                    window,
2935                                                    cx,
2936                                                )
2937                                            } else {
2938                                                Tooltip::simple(tooltip, cx)
2939                                            }
2940                                        })
2941                                        .disabled(!can_commit || self.modal_open)
2942                                        .on_click({
2943                                            cx.listener(move |this, _: &ClickEvent, window, cx| {
2944                                                telemetry::event!(
2945                                                    "Git Committed",
2946                                                    source = "Git Panel"
2947                                                );
2948                                                this.commit_changes(window, cx)
2949                                            })
2950                                        }),
2951                                ),
2952                            ),
2953                    )
2954                    .child(
2955                        div()
2956                            .pr_2p5()
2957                            .on_action(|&editor::actions::MoveUp, _, cx| {
2958                                cx.stop_propagation();
2959                            })
2960                            .on_action(|&editor::actions::MoveDown, _, cx| {
2961                                cx.stop_propagation();
2962                            })
2963                            .child(EditorElement::new(&self.commit_editor, panel_editor_style)),
2964                    )
2965                    .child(
2966                        h_flex()
2967                            .absolute()
2968                            .top_2()
2969                            .right_2()
2970                            .opacity(0.5)
2971                            .hover(|this| this.opacity(1.0))
2972                            .child(
2973                                panel_icon_button("expand-commit-editor", IconName::Maximize)
2974                                    .icon_size(IconSize::Small)
2975                                    .size(ui::ButtonSize::Default)
2976                                    .tooltip(move |window, cx| {
2977                                        Tooltip::for_action_in(
2978                                            "Open Commit Modal",
2979                                            &git::ExpandCommitEditor,
2980                                            &expand_tooltip_focus_handle,
2981                                            window,
2982                                            cx,
2983                                        )
2984                                    })
2985                                    .on_click(cx.listener({
2986                                        move |_, _, window, cx| {
2987                                            window.dispatch_action(
2988                                                git::ExpandCommitEditor.boxed_clone(),
2989                                                cx,
2990                                            )
2991                                        }
2992                                    })),
2993                            ),
2994                    ),
2995            );
2996
2997        Some(footer)
2998    }
2999
3000    fn render_previous_commit(&self, cx: &mut Context<Self>) -> Option<impl IntoElement> {
3001        let active_repository = self.active_repository.as_ref()?;
3002        let branch = active_repository.read(cx).branch.as_ref()?;
3003        let commit = branch.most_recent_commit.as_ref()?.clone();
3004        let workspace = self.workspace.clone();
3005
3006        let this = cx.entity();
3007        Some(
3008            h_flex()
3009                .items_center()
3010                .py_2()
3011                .px(px(8.))
3012                .border_color(cx.theme().colors().border)
3013                .gap_1p5()
3014                .child(
3015                    div()
3016                        .flex_grow()
3017                        .overflow_hidden()
3018                        .items_center()
3019                        .max_w(relative(0.85))
3020                        .h_full()
3021                        .child(
3022                            Label::new(commit.subject.clone())
3023                                .size(LabelSize::Small)
3024                                .truncate(),
3025                        )
3026                        .id("commit-msg-hover")
3027                        .on_click({
3028                            let commit = commit.clone();
3029                            let repo = active_repository.downgrade();
3030                            move |_, window, cx| {
3031                                CommitView::open(
3032                                    commit.clone(),
3033                                    repo.clone(),
3034                                    workspace.clone().clone(),
3035                                    window,
3036                                    cx,
3037                                );
3038                            }
3039                        })
3040                        .hoverable_tooltip({
3041                            let repo = active_repository.clone();
3042                            move |window, cx| {
3043                                GitPanelMessageTooltip::new(
3044                                    this.clone(),
3045                                    commit.sha.clone(),
3046                                    repo.clone(),
3047                                    window,
3048                                    cx,
3049                                )
3050                                .into()
3051                            }
3052                        }),
3053                )
3054                .child(div().flex_1())
3055                .when(commit.has_parent, |this| {
3056                    let has_unstaged = self.has_unstaged_changes();
3057                    this.child(
3058                        panel_icon_button("undo", IconName::Undo)
3059                            .icon_size(IconSize::Small)
3060                            .icon_color(Color::Muted)
3061                            .tooltip(move |window, cx| {
3062                                Tooltip::with_meta(
3063                                    "Uncommit",
3064                                    Some(&git::Uncommit),
3065                                    if has_unstaged {
3066                                        "git reset HEAD^ --soft"
3067                                    } else {
3068                                        "git reset HEAD^"
3069                                    },
3070                                    window,
3071                                    cx,
3072                                )
3073                            })
3074                            .on_click(cx.listener(|this, _, window, cx| this.uncommit(window, cx))),
3075                    )
3076                }),
3077        )
3078    }
3079
3080    fn render_empty_state(&self, cx: &mut Context<Self>) -> impl IntoElement {
3081        h_flex()
3082            .h_full()
3083            .flex_grow()
3084            .justify_center()
3085            .items_center()
3086            .child(
3087                v_flex()
3088                    .gap_2()
3089                    .child(h_flex().w_full().justify_around().child(
3090                        if self.active_repository.is_some() {
3091                            "No changes to commit"
3092                        } else {
3093                            "No Git repositories"
3094                        },
3095                    ))
3096                    .children({
3097                        let worktree_count = self.project.read(cx).visible_worktrees(cx).count();
3098                        (worktree_count > 0 && self.active_repository.is_none()).then(|| {
3099                            h_flex().w_full().justify_around().child(
3100                                panel_filled_button("Initialize Repository")
3101                                    .tooltip(Tooltip::for_action_title_in(
3102                                        "git init",
3103                                        &git::Init,
3104                                        &self.focus_handle,
3105                                    ))
3106                                    .on_click(move |_, _, cx| {
3107                                        cx.defer(move |cx| {
3108                                            cx.dispatch_action(&git::Init);
3109                                        })
3110                                    }),
3111                            )
3112                        })
3113                    })
3114                    .text_ui_sm(cx)
3115                    .mx_auto()
3116                    .text_color(Color::Placeholder.color(cx)),
3117            )
3118    }
3119
3120    fn render_vertical_scrollbar(
3121        &self,
3122        show_horizontal_scrollbar_container: bool,
3123        cx: &mut Context<Self>,
3124    ) -> impl IntoElement {
3125        div()
3126            .id("git-panel-vertical-scroll")
3127            .occlude()
3128            .flex_none()
3129            .h_full()
3130            .cursor_default()
3131            .absolute()
3132            .right_0()
3133            .top_0()
3134            .bottom_0()
3135            .w(px(12.))
3136            .when(show_horizontal_scrollbar_container, |this| {
3137                this.pb_neg_3p5()
3138            })
3139            .on_mouse_move(cx.listener(|_, _, _, cx| {
3140                cx.notify();
3141                cx.stop_propagation()
3142            }))
3143            .on_hover(|_, _, cx| {
3144                cx.stop_propagation();
3145            })
3146            .on_any_mouse_down(|_, _, cx| {
3147                cx.stop_propagation();
3148            })
3149            .on_mouse_up(
3150                MouseButton::Left,
3151                cx.listener(|this, _, window, cx| {
3152                    if !this.vertical_scrollbar.state.is_dragging()
3153                        && !this.focus_handle.contains_focused(window, cx)
3154                    {
3155                        this.vertical_scrollbar.hide(window, cx);
3156                        cx.notify();
3157                    }
3158
3159                    cx.stop_propagation();
3160                }),
3161            )
3162            .on_scroll_wheel(cx.listener(|_, _, _, cx| {
3163                cx.notify();
3164            }))
3165            .children(Scrollbar::vertical(
3166                // percentage as f32..end_offset as f32,
3167                self.vertical_scrollbar.state.clone(),
3168            ))
3169    }
3170
3171    /// Renders the horizontal scrollbar.
3172    ///
3173    /// The right offset is used to determine how far to the right the
3174    /// scrollbar should extend to, useful for ensuring it doesn't collide
3175    /// with the vertical scrollbar when visible.
3176    fn render_horizontal_scrollbar(
3177        &self,
3178        right_offset: Pixels,
3179        cx: &mut Context<Self>,
3180    ) -> impl IntoElement {
3181        div()
3182            .id("git-panel-horizontal-scroll")
3183            .occlude()
3184            .flex_none()
3185            .w_full()
3186            .cursor_default()
3187            .absolute()
3188            .bottom_neg_px()
3189            .left_0()
3190            .right_0()
3191            .pr(right_offset)
3192            .on_mouse_move(cx.listener(|_, _, _, cx| {
3193                cx.notify();
3194                cx.stop_propagation()
3195            }))
3196            .on_hover(|_, _, cx| {
3197                cx.stop_propagation();
3198            })
3199            .on_any_mouse_down(|_, _, cx| {
3200                cx.stop_propagation();
3201            })
3202            .on_mouse_up(
3203                MouseButton::Left,
3204                cx.listener(|this, _, window, cx| {
3205                    if !this.horizontal_scrollbar.state.is_dragging()
3206                        && !this.focus_handle.contains_focused(window, cx)
3207                    {
3208                        this.horizontal_scrollbar.hide(window, cx);
3209                        cx.notify();
3210                    }
3211
3212                    cx.stop_propagation();
3213                }),
3214            )
3215            .on_scroll_wheel(cx.listener(|_, _, _, cx| {
3216                cx.notify();
3217            }))
3218            .children(Scrollbar::horizontal(
3219                // percentage as f32..end_offset as f32,
3220                self.horizontal_scrollbar.state.clone(),
3221            ))
3222    }
3223
3224    fn render_buffer_header_controls(
3225        &self,
3226        entity: &Entity<Self>,
3227        file: &Arc<dyn File>,
3228        _: &Window,
3229        cx: &App,
3230    ) -> Option<AnyElement> {
3231        let repo = self.active_repository.as_ref()?.read(cx);
3232        let project_path = (file.worktree_id(cx), file.path()).into();
3233        let repo_path = repo.project_path_to_repo_path(&project_path, cx)?;
3234        let ix = self.entry_by_path(&repo_path)?;
3235        let entry = self.entries.get(ix)?;
3236
3237        let entry_staging = self.entry_staging(entry.status_entry()?);
3238
3239        let checkbox = Checkbox::new("stage-file", entry_staging.as_bool().into())
3240            .disabled(!self.has_write_access(cx))
3241            .fill()
3242            .elevation(ElevationIndex::Surface)
3243            .on_click({
3244                let entry = entry.clone();
3245                let git_panel = entity.downgrade();
3246                move |_, window, cx| {
3247                    git_panel
3248                        .update(cx, |this, cx| {
3249                            this.toggle_staged_for_entry(&entry, window, cx);
3250                            cx.stop_propagation();
3251                        })
3252                        .ok();
3253                }
3254            });
3255        Some(
3256            h_flex()
3257                .id("start-slot")
3258                .text_lg()
3259                .child(checkbox)
3260                .on_mouse_down(MouseButton::Left, |_, _, cx| {
3261                    // prevent the list item active state triggering when toggling checkbox
3262                    cx.stop_propagation();
3263                })
3264                .into_any_element(),
3265        )
3266    }
3267
3268    fn render_entries(
3269        &self,
3270        has_write_access: bool,
3271        _: &Window,
3272        cx: &mut Context<Self>,
3273    ) -> impl IntoElement {
3274        let entry_count = self.entries.len();
3275
3276        let scroll_track_size = px(16.);
3277
3278        let h_scroll_offset = if self.vertical_scrollbar.show_scrollbar {
3279            // magic number
3280            px(3.)
3281        } else {
3282            px(0.)
3283        };
3284
3285        v_flex()
3286            .flex_1()
3287            .size_full()
3288            .overflow_hidden()
3289            .relative()
3290            // Show a border on the top and bottom of the container when
3291            // the vertical scrollbar container is visible so we don't have a
3292            // floating left border in the panel.
3293            .when(self.vertical_scrollbar.show_track, |this| {
3294                this.border_t_1()
3295                    .border_b_1()
3296                    .border_color(cx.theme().colors().border)
3297            })
3298            .child(
3299                h_flex()
3300                    .flex_1()
3301                    .size_full()
3302                    .relative()
3303                    .overflow_hidden()
3304                    .child(
3305                        uniform_list(cx.entity().clone(), "entries", entry_count, {
3306                            move |this, range, window, cx| {
3307                                let mut items = Vec::with_capacity(range.end - range.start);
3308
3309                                for ix in range {
3310                                    match &this.entries.get(ix) {
3311                                        Some(GitListEntry::GitStatusEntry(entry)) => {
3312                                            items.push(this.render_entry(
3313                                                ix,
3314                                                entry,
3315                                                has_write_access,
3316                                                window,
3317                                                cx,
3318                                            ));
3319                                        }
3320                                        Some(GitListEntry::Header(header)) => {
3321                                            items.push(this.render_list_header(
3322                                                ix,
3323                                                header,
3324                                                has_write_access,
3325                                                window,
3326                                                cx,
3327                                            ));
3328                                        }
3329                                        None => {}
3330                                    }
3331                                }
3332
3333                                items
3334                            }
3335                        })
3336                        .size_full()
3337                        .flex_grow()
3338                        .with_sizing_behavior(ListSizingBehavior::Auto)
3339                        .with_horizontal_sizing_behavior(
3340                            ListHorizontalSizingBehavior::Unconstrained,
3341                        )
3342                        .with_width_from_item(self.max_width_item_index)
3343                        .track_scroll(self.scroll_handle.clone()),
3344                    )
3345                    .on_mouse_down(
3346                        MouseButton::Right,
3347                        cx.listener(move |this, event: &MouseDownEvent, window, cx| {
3348                            this.deploy_panel_context_menu(event.position, window, cx)
3349                        }),
3350                    )
3351                    .when(self.vertical_scrollbar.show_track, |this| {
3352                        this.child(
3353                            v_flex()
3354                                .h_full()
3355                                .flex_none()
3356                                .w(scroll_track_size)
3357                                .bg(cx.theme().colors().panel_background)
3358                                .child(
3359                                    div()
3360                                        .size_full()
3361                                        .flex_1()
3362                                        .border_l_1()
3363                                        .border_color(cx.theme().colors().border),
3364                                ),
3365                        )
3366                    })
3367                    .when(self.vertical_scrollbar.show_scrollbar, |this| {
3368                        this.child(
3369                            self.render_vertical_scrollbar(
3370                                self.horizontal_scrollbar.show_track,
3371                                cx,
3372                            ),
3373                        )
3374                    }),
3375            )
3376            .when(self.horizontal_scrollbar.show_track, |this| {
3377                this.child(
3378                    h_flex()
3379                        .w_full()
3380                        .h(scroll_track_size)
3381                        .flex_none()
3382                        .relative()
3383                        .child(
3384                            div()
3385                                .w_full()
3386                                .flex_1()
3387                                // for some reason the horizontal scrollbar is 1px
3388                                // taller than the vertical scrollbar??
3389                                .h(scroll_track_size - px(1.))
3390                                .bg(cx.theme().colors().panel_background)
3391                                .border_t_1()
3392                                .border_color(cx.theme().colors().border),
3393                        )
3394                        .when(self.vertical_scrollbar.show_track, |this| {
3395                            this.child(
3396                                div()
3397                                    .flex_none()
3398                                    // -1px prevents a missing pixel between the two container borders
3399                                    .w(scroll_track_size - px(1.))
3400                                    .h_full(),
3401                            )
3402                            .child(
3403                                // HACK: Fill the missing 1px 🥲
3404                                div()
3405                                    .absolute()
3406                                    .right(scroll_track_size - px(1.))
3407                                    .bottom(scroll_track_size - px(1.))
3408                                    .size_px()
3409                                    .bg(cx.theme().colors().border),
3410                            )
3411                        }),
3412                )
3413            })
3414            .when(self.horizontal_scrollbar.show_scrollbar, |this| {
3415                this.child(self.render_horizontal_scrollbar(h_scroll_offset, cx))
3416            })
3417    }
3418
3419    fn entry_label(&self, label: impl Into<SharedString>, color: Color) -> Label {
3420        Label::new(label.into()).color(color).single_line()
3421    }
3422
3423    fn list_item_height(&self) -> Rems {
3424        rems(1.75)
3425    }
3426
3427    fn render_list_header(
3428        &self,
3429        ix: usize,
3430        header: &GitHeaderEntry,
3431        _: bool,
3432        _: &Window,
3433        _: &Context<Self>,
3434    ) -> AnyElement {
3435        let id: ElementId = ElementId::Name(format!("header_{}", ix).into());
3436
3437        h_flex()
3438            .id(id)
3439            .h(self.list_item_height())
3440            .w_full()
3441            .items_end()
3442            .px(rems(0.75)) // ~12px
3443            .pb(rems(0.3125)) // ~ 5px
3444            .child(
3445                Label::new(header.title())
3446                    .color(Color::Muted)
3447                    .size(LabelSize::Small)
3448                    .line_height_style(LineHeightStyle::UiLabel)
3449                    .single_line(),
3450            )
3451            .into_any_element()
3452    }
3453
3454    fn load_commit_details(
3455        &self,
3456        sha: String,
3457        cx: &mut Context<Self>,
3458    ) -> Task<anyhow::Result<CommitDetails>> {
3459        let Some(repo) = self.active_repository.clone() else {
3460            return Task::ready(Err(anyhow::anyhow!("no active repo")));
3461        };
3462        repo.update(cx, |repo, cx| {
3463            let show = repo.show(sha);
3464            cx.spawn(async move |_, _| show.await?)
3465        })
3466    }
3467
3468    fn deploy_entry_context_menu(
3469        &mut self,
3470        position: Point<Pixels>,
3471        ix: usize,
3472        window: &mut Window,
3473        cx: &mut Context<Self>,
3474    ) {
3475        let Some(entry) = self.entries.get(ix).and_then(|e| e.status_entry()) else {
3476            return;
3477        };
3478        let stage_title = if entry.status.staging().is_fully_staged() {
3479            "Unstage File"
3480        } else {
3481            "Stage File"
3482        };
3483        let restore_title = if entry.status.is_created() {
3484            "Trash File"
3485        } else {
3486            "Restore File"
3487        };
3488        let context_menu = ContextMenu::build(window, cx, |context_menu, _, _| {
3489            context_menu
3490                .context(self.focus_handle.clone())
3491                .action(stage_title, ToggleStaged.boxed_clone())
3492                .action(restore_title, git::RestoreFile::default().boxed_clone())
3493                .separator()
3494                .action("Open Diff", Confirm.boxed_clone())
3495                .action("Open File", SecondaryConfirm.boxed_clone())
3496        });
3497        self.selected_entry = Some(ix);
3498        self.set_context_menu(context_menu, position, window, cx);
3499    }
3500
3501    fn deploy_panel_context_menu(
3502        &mut self,
3503        position: Point<Pixels>,
3504        window: &mut Window,
3505        cx: &mut Context<Self>,
3506    ) {
3507        let context_menu = git_panel_context_menu(self.focus_handle.clone(), window, cx);
3508        self.set_context_menu(context_menu, position, window, cx);
3509    }
3510
3511    fn set_context_menu(
3512        &mut self,
3513        context_menu: Entity<ContextMenu>,
3514        position: Point<Pixels>,
3515        window: &Window,
3516        cx: &mut Context<Self>,
3517    ) {
3518        let subscription = cx.subscribe_in(
3519            &context_menu,
3520            window,
3521            |this, _, _: &DismissEvent, window, cx| {
3522                if this.context_menu.as_ref().is_some_and(|context_menu| {
3523                    context_menu.0.focus_handle(cx).contains_focused(window, cx)
3524                }) {
3525                    cx.focus_self(window);
3526                }
3527                this.context_menu.take();
3528                cx.notify();
3529            },
3530        );
3531        self.context_menu = Some((context_menu, position, subscription));
3532        cx.notify();
3533    }
3534
3535    fn render_entry(
3536        &self,
3537        ix: usize,
3538        entry: &GitStatusEntry,
3539        has_write_access: bool,
3540        window: &Window,
3541        cx: &Context<Self>,
3542    ) -> AnyElement {
3543        let display_name = entry.display_name();
3544
3545        let selected = self.selected_entry == Some(ix);
3546        let marked = self.marked_entries.contains(&ix);
3547        let status_style = GitPanelSettings::get_global(cx).status_style;
3548        let status = entry.status;
3549        let modifiers = self.current_modifiers;
3550        let shift_held = modifiers.shift;
3551
3552        let has_conflict = status.is_conflicted();
3553        let is_modified = status.is_modified();
3554        let is_deleted = status.is_deleted();
3555
3556        let label_color = if status_style == StatusStyle::LabelColor {
3557            if has_conflict {
3558                Color::VersionControlConflict
3559            } else if is_modified {
3560                Color::VersionControlModified
3561            } else if is_deleted {
3562                // We don't want a bunch of red labels in the list
3563                Color::Disabled
3564            } else {
3565                Color::VersionControlAdded
3566            }
3567        } else {
3568            Color::Default
3569        };
3570
3571        let path_color = if status.is_deleted() {
3572            Color::Disabled
3573        } else {
3574            Color::Muted
3575        };
3576
3577        let id: ElementId = ElementId::Name(format!("entry_{}_{}", display_name, ix).into());
3578        let checkbox_wrapper_id: ElementId =
3579            ElementId::Name(format!("entry_{}_{}_checkbox_wrapper", display_name, ix).into());
3580        let checkbox_id: ElementId =
3581            ElementId::Name(format!("entry_{}_{}_checkbox", display_name, ix).into());
3582
3583        let entry_staging = self.entry_staging(entry);
3584        let mut is_staged: ToggleState = self.entry_staging(entry).as_bool().into();
3585
3586        if !self.has_staged_changes() && !self.has_conflicts() && !entry.status.is_created() {
3587            is_staged = ToggleState::Selected;
3588        }
3589
3590        let handle = cx.weak_entity();
3591
3592        let selected_bg_alpha = 0.08;
3593        let marked_bg_alpha = 0.12;
3594        let state_opacity_step = 0.04;
3595
3596        let base_bg = match (selected, marked) {
3597            (true, true) => cx
3598                .theme()
3599                .status()
3600                .info
3601                .alpha(selected_bg_alpha + marked_bg_alpha),
3602            (true, false) => cx.theme().status().info.alpha(selected_bg_alpha),
3603            (false, true) => cx.theme().status().info.alpha(marked_bg_alpha),
3604            _ => cx.theme().colors().ghost_element_background,
3605        };
3606
3607        let hover_bg = if selected {
3608            cx.theme()
3609                .status()
3610                .info
3611                .alpha(selected_bg_alpha + state_opacity_step)
3612        } else {
3613            cx.theme().colors().ghost_element_hover
3614        };
3615
3616        let active_bg = if selected {
3617            cx.theme()
3618                .status()
3619                .info
3620                .alpha(selected_bg_alpha + state_opacity_step * 2.0)
3621        } else {
3622            cx.theme().colors().ghost_element_active
3623        };
3624
3625        h_flex()
3626            .id(id)
3627            .h(self.list_item_height())
3628            .w_full()
3629            .items_center()
3630            .border_1()
3631            .when(selected && self.focus_handle.is_focused(window), |el| {
3632                el.border_color(cx.theme().colors().border_focused)
3633            })
3634            .px(rems(0.75)) // ~12px
3635            .overflow_hidden()
3636            .flex_none()
3637            .gap_1p5()
3638            .bg(base_bg)
3639            .hover(|this| this.bg(hover_bg))
3640            .active(|this| this.bg(active_bg))
3641            .on_click({
3642                cx.listener(move |this, event: &ClickEvent, window, cx| {
3643                    this.selected_entry = Some(ix);
3644                    cx.notify();
3645                    if event.modifiers().secondary() {
3646                        this.open_file(&Default::default(), window, cx)
3647                    } else {
3648                        this.open_diff(&Default::default(), window, cx);
3649                        this.focus_handle.focus(window);
3650                    }
3651                })
3652            })
3653            .on_mouse_down(
3654                MouseButton::Right,
3655                move |event: &MouseDownEvent, window, cx| {
3656                    // why isn't this happening automatically? we are passing MouseButton::Right to `on_mouse_down`?
3657                    if event.button != MouseButton::Right {
3658                        return;
3659                    }
3660
3661                    let Some(this) = handle.upgrade() else {
3662                        return;
3663                    };
3664                    this.update(cx, |this, cx| {
3665                        this.deploy_entry_context_menu(event.position, ix, window, cx);
3666                    });
3667                    cx.stop_propagation();
3668                },
3669            )
3670            // .on_secondary_mouse_down(cx.listener(
3671            //     move |this, event: &MouseDownEvent, window, cx| {
3672            //         this.deploy_entry_context_menu(event.position, ix, window, cx);
3673            //         cx.stop_propagation();
3674            //     },
3675            // ))
3676            .child(
3677                div()
3678                    .id(checkbox_wrapper_id)
3679                    .flex_none()
3680                    .occlude()
3681                    .cursor_pointer()
3682                    .child(
3683                        Checkbox::new(checkbox_id, is_staged)
3684                            .disabled(!has_write_access)
3685                            .fill()
3686                            .placeholder(
3687                                !self.has_staged_changes()
3688                                    && !self.has_conflicts()
3689                                    && !entry.status.is_created(),
3690                            )
3691                            .elevation(ElevationIndex::Surface)
3692                            .on_click({
3693                                let entry = entry.clone();
3694                                cx.listener(move |this, _, window, cx| {
3695                                    if !has_write_access {
3696                                        return;
3697                                    }
3698                                    this.toggle_staged_for_entry(
3699                                        &GitListEntry::GitStatusEntry(entry.clone()),
3700                                        window,
3701                                        cx,
3702                                    );
3703                                    cx.stop_propagation();
3704                                })
3705                            })
3706                            .tooltip(move |window, cx| {
3707                                let is_staged = entry_staging.is_fully_staged();
3708
3709                                let action = if is_staged { "Unstage" } else { "Stage" };
3710                                let tooltip_name = if shift_held {
3711                                    format!("{} section", action)
3712                                } else {
3713                                    action.to_string()
3714                                };
3715
3716                                let meta = if shift_held {
3717                                    format!(
3718                                        "Release shift to {} single entry",
3719                                        action.to_lowercase()
3720                                    )
3721                                } else {
3722                                    format!("Shift click to {} section", action.to_lowercase())
3723                                };
3724
3725                                Tooltip::with_meta(
3726                                    tooltip_name,
3727                                    Some(&ToggleStaged),
3728                                    meta,
3729                                    window,
3730                                    cx,
3731                                )
3732                            }),
3733                    ),
3734            )
3735            .child(git_status_icon(status))
3736            .child(
3737                h_flex()
3738                    .items_center()
3739                    .flex_1()
3740                    // .overflow_hidden()
3741                    .when_some(entry.parent_dir(), |this, parent| {
3742                        if !parent.is_empty() {
3743                            this.child(
3744                                self.entry_label(format!("{}/", parent), path_color)
3745                                    .when(status.is_deleted(), |this| this.strikethrough()),
3746                            )
3747                        } else {
3748                            this
3749                        }
3750                    })
3751                    .child(
3752                        self.entry_label(display_name.clone(), label_color)
3753                            .when(status.is_deleted(), |this| this.strikethrough()),
3754                    ),
3755            )
3756            .into_any_element()
3757    }
3758
3759    fn has_write_access(&self, cx: &App) -> bool {
3760        !self.project.read(cx).is_read_only(cx)
3761    }
3762}
3763
3764fn current_language_model(cx: &Context<'_, GitPanel>) -> Option<Arc<dyn LanguageModel>> {
3765    assistant_settings::AssistantSettings::get_global(cx)
3766        .enabled
3767        .then(|| {
3768            let ConfiguredModel { provider, model } =
3769                LanguageModelRegistry::read_global(cx).commit_message_model()?;
3770
3771            provider.is_authenticated(cx).then(|| model)
3772        })
3773        .flatten()
3774}
3775
3776impl Render for GitPanel {
3777    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3778        let project = self.project.read(cx);
3779        let has_entries = self.entries.len() > 0;
3780        let room = self
3781            .workspace
3782            .upgrade()
3783            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned());
3784
3785        let has_write_access = self.has_write_access(cx);
3786
3787        let has_co_authors = room.map_or(false, |room| {
3788            room.read(cx)
3789                .remote_participants()
3790                .values()
3791                .any(|remote_participant| remote_participant.can_write())
3792        });
3793
3794        v_flex()
3795            .id("git_panel")
3796            .key_context(self.dispatch_context(window, cx))
3797            .track_focus(&self.focus_handle)
3798            .on_modifiers_changed(cx.listener(Self::handle_modifiers_changed))
3799            .when(has_write_access && !project.is_read_only(cx), |this| {
3800                this.on_action(cx.listener(Self::toggle_staged_for_selected))
3801                    .on_action(cx.listener(GitPanel::commit))
3802                    .on_action(cx.listener(Self::stage_all))
3803                    .on_action(cx.listener(Self::unstage_all))
3804                    .on_action(cx.listener(Self::stage_selected))
3805                    .on_action(cx.listener(Self::unstage_selected))
3806                    .on_action(cx.listener(Self::restore_tracked_files))
3807                    .on_action(cx.listener(Self::revert_selected))
3808                    .on_action(cx.listener(Self::clean_all))
3809                    .on_action(cx.listener(Self::generate_commit_message_action))
3810            })
3811            .on_action(cx.listener(Self::select_first))
3812            .on_action(cx.listener(Self::select_next))
3813            .on_action(cx.listener(Self::select_previous))
3814            .on_action(cx.listener(Self::select_last))
3815            .on_action(cx.listener(Self::close_panel))
3816            .on_action(cx.listener(Self::open_diff))
3817            .on_action(cx.listener(Self::open_file))
3818            .on_action(cx.listener(Self::focus_changes_list))
3819            .on_action(cx.listener(Self::focus_editor))
3820            .on_action(cx.listener(Self::expand_commit_editor))
3821            .when(has_write_access && has_co_authors, |git_panel| {
3822                git_panel.on_action(cx.listener(Self::toggle_fill_co_authors))
3823            })
3824            .on_hover(cx.listener(move |this, hovered, window, cx| {
3825                if *hovered {
3826                    this.horizontal_scrollbar.show(cx);
3827                    this.vertical_scrollbar.show(cx);
3828                    cx.notify();
3829                } else if !this.focus_handle.contains_focused(window, cx) {
3830                    this.hide_scrollbars(window, cx);
3831                }
3832            }))
3833            .size_full()
3834            .overflow_hidden()
3835            .bg(cx.theme().colors().panel_background)
3836            .child(
3837                v_flex()
3838                    .size_full()
3839                    .children(self.render_panel_header(window, cx))
3840                    .map(|this| {
3841                        if has_entries {
3842                            this.child(self.render_entries(has_write_access, window, cx))
3843                        } else {
3844                            this.child(self.render_empty_state(cx).into_any_element())
3845                        }
3846                    })
3847                    .children(self.render_footer(window, cx))
3848                    .children(self.render_previous_commit(cx))
3849                    .into_any_element(),
3850            )
3851            .children(self.context_menu.as_ref().map(|(menu, position, _)| {
3852                deferred(
3853                    anchored()
3854                        .position(*position)
3855                        .anchor(Corner::TopLeft)
3856                        .child(menu.clone()),
3857                )
3858                .with_priority(1)
3859            }))
3860    }
3861}
3862
3863impl Focusable for GitPanel {
3864    fn focus_handle(&self, cx: &App) -> gpui::FocusHandle {
3865        if self.entries.is_empty() {
3866            self.commit_editor.focus_handle(cx)
3867        } else {
3868            self.focus_handle.clone()
3869        }
3870    }
3871}
3872
3873impl EventEmitter<Event> for GitPanel {}
3874
3875impl EventEmitter<PanelEvent> for GitPanel {}
3876
3877pub(crate) struct GitPanelAddon {
3878    pub(crate) workspace: WeakEntity<Workspace>,
3879}
3880
3881impl editor::Addon for GitPanelAddon {
3882    fn to_any(&self) -> &dyn std::any::Any {
3883        self
3884    }
3885
3886    fn render_buffer_header_controls(
3887        &self,
3888        excerpt_info: &ExcerptInfo,
3889        window: &Window,
3890        cx: &App,
3891    ) -> Option<AnyElement> {
3892        let file = excerpt_info.buffer.file()?;
3893        let git_panel = self.workspace.upgrade()?.read(cx).panel::<GitPanel>(cx)?;
3894
3895        git_panel
3896            .read(cx)
3897            .render_buffer_header_controls(&git_panel, &file, window, cx)
3898    }
3899}
3900
3901impl Panel for GitPanel {
3902    fn persistent_name() -> &'static str {
3903        "GitPanel"
3904    }
3905
3906    fn position(&self, _: &Window, cx: &App) -> DockPosition {
3907        GitPanelSettings::get_global(cx).dock
3908    }
3909
3910    fn position_is_valid(&self, position: DockPosition) -> bool {
3911        matches!(position, DockPosition::Left | DockPosition::Right)
3912    }
3913
3914    fn set_position(&mut self, position: DockPosition, _: &mut Window, cx: &mut Context<Self>) {
3915        settings::update_settings_file::<GitPanelSettings>(
3916            self.fs.clone(),
3917            cx,
3918            move |settings, _| settings.dock = Some(position),
3919        );
3920    }
3921
3922    fn size(&self, _: &Window, cx: &App) -> Pixels {
3923        self.width
3924            .unwrap_or_else(|| GitPanelSettings::get_global(cx).default_width)
3925    }
3926
3927    fn set_size(&mut self, size: Option<Pixels>, _: &mut Window, cx: &mut Context<Self>) {
3928        self.width = size;
3929        self.serialize(cx);
3930        cx.notify();
3931    }
3932
3933    fn icon(&self, _: &Window, cx: &App) -> Option<ui::IconName> {
3934        Some(ui::IconName::GitBranchSmall).filter(|_| GitPanelSettings::get_global(cx).button)
3935    }
3936
3937    fn icon_tooltip(&self, _window: &Window, _cx: &App) -> Option<&'static str> {
3938        Some("Git Panel")
3939    }
3940
3941    fn toggle_action(&self) -> Box<dyn Action> {
3942        Box::new(ToggleFocus)
3943    }
3944
3945    fn activation_priority(&self) -> u32 {
3946        2
3947    }
3948}
3949
3950impl PanelHeader for GitPanel {}
3951
3952struct GitPanelMessageTooltip {
3953    commit_tooltip: Option<Entity<CommitTooltip>>,
3954}
3955
3956impl GitPanelMessageTooltip {
3957    fn new(
3958        git_panel: Entity<GitPanel>,
3959        sha: SharedString,
3960        repository: Entity<Repository>,
3961        window: &mut Window,
3962        cx: &mut App,
3963    ) -> Entity<Self> {
3964        cx.new(|cx| {
3965            cx.spawn_in(window, async move |this, cx| {
3966                let (details, workspace) = git_panel.update(cx, |git_panel, cx| {
3967                    (
3968                        git_panel.load_commit_details(sha.to_string(), cx),
3969                        git_panel.workspace.clone(),
3970                    )
3971                })?;
3972                let details = details.await?;
3973
3974                let commit_details = crate::commit_tooltip::CommitDetails {
3975                    sha: details.sha.clone(),
3976                    author_name: details.author_name.clone(),
3977                    author_email: details.author_email.clone(),
3978                    commit_time: OffsetDateTime::from_unix_timestamp(details.commit_timestamp)?,
3979                    message: Some(ParsedCommitMessage {
3980                        message: details.message.clone(),
3981                        ..Default::default()
3982                    }),
3983                };
3984
3985                this.update_in(cx, |this: &mut GitPanelMessageTooltip, window, cx| {
3986                    this.commit_tooltip = Some(cx.new(move |cx| {
3987                        CommitTooltip::new(commit_details, repository, workspace, window, cx)
3988                    }));
3989                    cx.notify();
3990                })
3991            })
3992            .detach();
3993
3994            Self {
3995                commit_tooltip: None,
3996            }
3997        })
3998    }
3999}
4000
4001impl Render for GitPanelMessageTooltip {
4002    fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
4003        if let Some(commit_tooltip) = &self.commit_tooltip {
4004            commit_tooltip.clone().into_any_element()
4005        } else {
4006            gpui::Empty.into_any_element()
4007        }
4008    }
4009}
4010
4011#[derive(IntoElement, IntoComponent)]
4012#[component(scope = "Version Control")]
4013pub struct PanelRepoFooter {
4014    active_repository: SharedString,
4015    branch: Option<Branch>,
4016    // Getting a GitPanel in previews will be difficult.
4017    //
4018    // For now just take an option here, and we won't bind handlers to buttons in previews.
4019    git_panel: Option<Entity<GitPanel>>,
4020}
4021
4022impl PanelRepoFooter {
4023    pub fn new(
4024        active_repository: SharedString,
4025        branch: Option<Branch>,
4026        git_panel: Option<Entity<GitPanel>>,
4027    ) -> Self {
4028        Self {
4029            active_repository,
4030            branch,
4031            git_panel,
4032        }
4033    }
4034
4035    pub fn new_preview(active_repository: SharedString, branch: Option<Branch>) -> Self {
4036        Self {
4037            active_repository,
4038            branch,
4039            git_panel: None,
4040        }
4041    }
4042}
4043
4044impl RenderOnce for PanelRepoFooter {
4045    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
4046        let project = self
4047            .git_panel
4048            .as_ref()
4049            .map(|panel| panel.read(cx).project.clone());
4050
4051        let repo = self
4052            .git_panel
4053            .as_ref()
4054            .and_then(|panel| panel.read(cx).active_repository.clone());
4055
4056        let single_repo = project
4057            .as_ref()
4058            .map(|project| project.read(cx).git_store().read(cx).repositories().len() == 1)
4059            .unwrap_or(true);
4060
4061        const MAX_BRANCH_LEN: usize = 16;
4062        const MAX_REPO_LEN: usize = 16;
4063        const LABEL_CHARACTER_BUDGET: usize = MAX_BRANCH_LEN + MAX_REPO_LEN;
4064
4065        let branch = self.branch.clone();
4066        let branch_name = branch
4067            .as_ref()
4068            .map_or(" (no branch)".into(), |branch| branch.name.clone());
4069        let active_repo_name = self.active_repository.clone();
4070
4071        let branch_actual_len = branch_name.len();
4072        let repo_actual_len = active_repo_name.len();
4073
4074        // ideally, show the whole branch and repo names but
4075        // when we can't, use a budget to allocate space between the two
4076        let (repo_display_len, branch_display_len) = if branch_actual_len + repo_actual_len
4077            <= LABEL_CHARACTER_BUDGET
4078        {
4079            (repo_actual_len, branch_actual_len)
4080        } else {
4081            if branch_actual_len <= MAX_BRANCH_LEN {
4082                let repo_space = (LABEL_CHARACTER_BUDGET - branch_actual_len).min(MAX_REPO_LEN);
4083                (repo_space, branch_actual_len)
4084            } else if repo_actual_len <= MAX_REPO_LEN {
4085                let branch_space = (LABEL_CHARACTER_BUDGET - repo_actual_len).min(MAX_BRANCH_LEN);
4086                (repo_actual_len, branch_space)
4087            } else {
4088                (MAX_REPO_LEN, MAX_BRANCH_LEN)
4089            }
4090        };
4091
4092        let truncated_repo_name = if repo_actual_len <= repo_display_len {
4093            active_repo_name.to_string()
4094        } else {
4095            util::truncate_and_trailoff(active_repo_name.trim_ascii(), repo_display_len)
4096        };
4097
4098        let truncated_branch_name = if branch_actual_len <= branch_display_len {
4099            branch_name.to_string()
4100        } else {
4101            util::truncate_and_trailoff(branch_name.trim_ascii(), branch_display_len)
4102        };
4103
4104        let repo_selector_trigger = Button::new("repo-selector", truncated_repo_name)
4105            .style(ButtonStyle::Transparent)
4106            .size(ButtonSize::None)
4107            .label_size(LabelSize::Small)
4108            .color(Color::Muted);
4109
4110        let repo_selector = PopoverMenu::new("repository-switcher")
4111            .menu({
4112                let project = project.clone();
4113                move |window, cx| {
4114                    let project = project.clone()?;
4115                    Some(cx.new(|cx| RepositorySelector::new(project, rems(16.), window, cx)))
4116                }
4117            })
4118            .trigger_with_tooltip(
4119                repo_selector_trigger.disabled(single_repo).truncate(true),
4120                Tooltip::text("Switch active repository"),
4121            )
4122            .anchor(Corner::BottomLeft)
4123            .into_any_element();
4124
4125        let branch_selector_button = Button::new("branch-selector", truncated_branch_name)
4126            .style(ButtonStyle::Transparent)
4127            .size(ButtonSize::None)
4128            .label_size(LabelSize::Small)
4129            .truncate(true)
4130            .tooltip(Tooltip::for_action_title(
4131                "Switch Branch",
4132                &zed_actions::git::Branch,
4133            ))
4134            .on_click(|_, window, cx| {
4135                window.dispatch_action(zed_actions::git::Branch.boxed_clone(), cx);
4136            });
4137
4138        let branch_selector = PopoverMenu::new("popover-button")
4139            .menu(move |window, cx| Some(branch_picker::popover(repo.clone(), window, cx)))
4140            .trigger_with_tooltip(
4141                branch_selector_button,
4142                Tooltip::for_action_title("Switch Branch", &zed_actions::git::Branch),
4143            )
4144            .anchor(Corner::BottomLeft)
4145            .offset(gpui::Point {
4146                x: px(0.0),
4147                y: px(-2.0),
4148            });
4149
4150        h_flex()
4151            .w_full()
4152            .px_2()
4153            .h(px(36.))
4154            .items_center()
4155            .justify_between()
4156            .gap_1()
4157            .child(
4158                h_flex()
4159                    .flex_1()
4160                    .overflow_hidden()
4161                    .items_center()
4162                    .child(
4163                        div().child(
4164                            Icon::new(IconName::GitBranchSmall)
4165                                .size(IconSize::Small)
4166                                .color(if single_repo {
4167                                    Color::Disabled
4168                                } else {
4169                                    Color::Muted
4170                                }),
4171                        ),
4172                    )
4173                    .child(repo_selector)
4174                    .when_some(branch.clone(), |this, _| {
4175                        this.child(
4176                            div()
4177                                .text_color(cx.theme().colors().text_muted)
4178                                .text_sm()
4179                                .child("/"),
4180                        )
4181                    })
4182                    .child(branch_selector),
4183            )
4184            .children(if let Some(git_panel) = self.git_panel {
4185                git_panel.update(cx, |git_panel, cx| git_panel.render_remote_button(cx))
4186            } else {
4187                None
4188            })
4189    }
4190}
4191
4192impl ComponentPreview for PanelRepoFooter {
4193    fn preview(_window: &mut Window, _cx: &mut App) -> AnyElement {
4194        let unknown_upstream = None;
4195        let no_remote_upstream = Some(UpstreamTracking::Gone);
4196        let ahead_of_upstream = Some(
4197            UpstreamTrackingStatus {
4198                ahead: 2,
4199                behind: 0,
4200            }
4201            .into(),
4202        );
4203        let behind_upstream = Some(
4204            UpstreamTrackingStatus {
4205                ahead: 0,
4206                behind: 2,
4207            }
4208            .into(),
4209        );
4210        let ahead_and_behind_upstream = Some(
4211            UpstreamTrackingStatus {
4212                ahead: 3,
4213                behind: 1,
4214            }
4215            .into(),
4216        );
4217
4218        let not_ahead_or_behind_upstream = Some(
4219            UpstreamTrackingStatus {
4220                ahead: 0,
4221                behind: 0,
4222            }
4223            .into(),
4224        );
4225
4226        fn branch(upstream: Option<UpstreamTracking>) -> Branch {
4227            Branch {
4228                is_head: true,
4229                name: "some-branch".into(),
4230                upstream: upstream.map(|tracking| Upstream {
4231                    ref_name: "origin/some-branch".into(),
4232                    tracking,
4233                }),
4234                most_recent_commit: Some(CommitSummary {
4235                    sha: "abc123".into(),
4236                    subject: "Modify stuff".into(),
4237                    commit_timestamp: 1710932954,
4238                    has_parent: true,
4239                }),
4240            }
4241        }
4242
4243        fn custom(branch_name: &str, upstream: Option<UpstreamTracking>) -> Branch {
4244            Branch {
4245                is_head: true,
4246                name: branch_name.to_string().into(),
4247                upstream: upstream.map(|tracking| Upstream {
4248                    ref_name: format!("zed/{}", branch_name).into(),
4249                    tracking,
4250                }),
4251                most_recent_commit: Some(CommitSummary {
4252                    sha: "abc123".into(),
4253                    subject: "Modify stuff".into(),
4254                    commit_timestamp: 1710932954,
4255                    has_parent: true,
4256                }),
4257            }
4258        }
4259
4260        fn active_repository(id: usize) -> SharedString {
4261            format!("repo-{}", id).into()
4262        }
4263
4264        let example_width = px(340.);
4265
4266        v_flex()
4267            .gap_6()
4268            .w_full()
4269            .flex_none()
4270            .children(vec![
4271                example_group_with_title(
4272                    "Action Button States",
4273                    vec![
4274                        single_example(
4275                            "No Branch",
4276                            div()
4277                                .w(example_width)
4278                                .overflow_hidden()
4279                                .child(PanelRepoFooter::new_preview(
4280                                    active_repository(1).clone(),
4281                                    None,
4282                                ))
4283                                .into_any_element(),
4284                        )
4285                        .grow(),
4286                        single_example(
4287                            "Remote status unknown",
4288                            div()
4289                                .w(example_width)
4290                                .overflow_hidden()
4291                                .child(PanelRepoFooter::new_preview(
4292                                    active_repository(2).clone(),
4293                                    Some(branch(unknown_upstream)),
4294                                ))
4295                                .into_any_element(),
4296                        )
4297                        .grow(),
4298                        single_example(
4299                            "No Remote Upstream",
4300                            div()
4301                                .w(example_width)
4302                                .overflow_hidden()
4303                                .child(PanelRepoFooter::new_preview(
4304                                    active_repository(3).clone(),
4305                                    Some(branch(no_remote_upstream)),
4306                                ))
4307                                .into_any_element(),
4308                        )
4309                        .grow(),
4310                        single_example(
4311                            "Not Ahead or Behind",
4312                            div()
4313                                .w(example_width)
4314                                .overflow_hidden()
4315                                .child(PanelRepoFooter::new_preview(
4316                                    active_repository(4).clone(),
4317                                    Some(branch(not_ahead_or_behind_upstream)),
4318                                ))
4319                                .into_any_element(),
4320                        )
4321                        .grow(),
4322                        single_example(
4323                            "Behind remote",
4324                            div()
4325                                .w(example_width)
4326                                .overflow_hidden()
4327                                .child(PanelRepoFooter::new_preview(
4328                                    active_repository(5).clone(),
4329                                    Some(branch(behind_upstream)),
4330                                ))
4331                                .into_any_element(),
4332                        )
4333                        .grow(),
4334                        single_example(
4335                            "Ahead of remote",
4336                            div()
4337                                .w(example_width)
4338                                .overflow_hidden()
4339                                .child(PanelRepoFooter::new_preview(
4340                                    active_repository(6).clone(),
4341                                    Some(branch(ahead_of_upstream)),
4342                                ))
4343                                .into_any_element(),
4344                        )
4345                        .grow(),
4346                        single_example(
4347                            "Ahead and behind remote",
4348                            div()
4349                                .w(example_width)
4350                                .overflow_hidden()
4351                                .child(PanelRepoFooter::new_preview(
4352                                    active_repository(7).clone(),
4353                                    Some(branch(ahead_and_behind_upstream)),
4354                                ))
4355                                .into_any_element(),
4356                        )
4357                        .grow(),
4358                    ],
4359                )
4360                .grow()
4361                .vertical(),
4362            ])
4363            .children(vec![
4364                example_group_with_title(
4365                    "Labels",
4366                    vec![
4367                        single_example(
4368                            "Short Branch & Repo",
4369                            div()
4370                                .w(example_width)
4371                                .overflow_hidden()
4372                                .child(PanelRepoFooter::new_preview(
4373                                    SharedString::from("zed"),
4374                                    Some(custom("main", behind_upstream)),
4375                                ))
4376                                .into_any_element(),
4377                        )
4378                        .grow(),
4379                        single_example(
4380                            "Long Branch",
4381                            div()
4382                                .w(example_width)
4383                                .overflow_hidden()
4384                                .child(PanelRepoFooter::new_preview(
4385                                    SharedString::from("zed"),
4386                                    Some(custom(
4387                                        "redesign-and-update-git-ui-list-entry-style",
4388                                        behind_upstream,
4389                                    )),
4390                                ))
4391                                .into_any_element(),
4392                        )
4393                        .grow(),
4394                        single_example(
4395                            "Long Repo",
4396                            div()
4397                                .w(example_width)
4398                                .overflow_hidden()
4399                                .child(PanelRepoFooter::new_preview(
4400                                    SharedString::from("zed-industries-community-examples"),
4401                                    Some(custom("gpui", ahead_of_upstream)),
4402                                ))
4403                                .into_any_element(),
4404                        )
4405                        .grow(),
4406                        single_example(
4407                            "Long Repo & Branch",
4408                            div()
4409                                .w(example_width)
4410                                .overflow_hidden()
4411                                .child(PanelRepoFooter::new_preview(
4412                                    SharedString::from("zed-industries-community-examples"),
4413                                    Some(custom(
4414                                        "redesign-and-update-git-ui-list-entry-style",
4415                                        behind_upstream,
4416                                    )),
4417                                ))
4418                                .into_any_element(),
4419                        )
4420                        .grow(),
4421                        single_example(
4422                            "Uppercase Repo",
4423                            div()
4424                                .w(example_width)
4425                                .overflow_hidden()
4426                                .child(PanelRepoFooter::new_preview(
4427                                    SharedString::from("LICENSES"),
4428                                    Some(custom("main", ahead_of_upstream)),
4429                                ))
4430                                .into_any_element(),
4431                        )
4432                        .grow(),
4433                        single_example(
4434                            "Uppercase Branch",
4435                            div()
4436                                .w(example_width)
4437                                .overflow_hidden()
4438                                .child(PanelRepoFooter::new_preview(
4439                                    SharedString::from("zed"),
4440                                    Some(custom("update-README", behind_upstream)),
4441                                ))
4442                                .into_any_element(),
4443                        )
4444                        .grow(),
4445                    ],
4446                )
4447                .grow()
4448                .vertical(),
4449            ])
4450            .into_any_element()
4451    }
4452}
4453
4454#[cfg(test)]
4455mod tests {
4456    use git::status::StatusCode;
4457    use gpui::TestAppContext;
4458    use project::{FakeFs, WorktreeSettings};
4459    use serde_json::json;
4460    use settings::SettingsStore;
4461    use theme::LoadThemes;
4462    use util::path;
4463
4464    use super::*;
4465
4466    fn init_test(cx: &mut gpui::TestAppContext) {
4467        if std::env::var("RUST_LOG").is_ok() {
4468            env_logger::try_init().ok();
4469        }
4470
4471        cx.update(|cx| {
4472            let settings_store = SettingsStore::test(cx);
4473            cx.set_global(settings_store);
4474            AssistantSettings::register(cx);
4475            WorktreeSettings::register(cx);
4476            workspace::init_settings(cx);
4477            theme::init(LoadThemes::JustBase, cx);
4478            language::init(cx);
4479            editor::init(cx);
4480            Project::init_settings(cx);
4481            crate::init(cx);
4482        });
4483    }
4484
4485    #[gpui::test]
4486    async fn test_entry_worktree_paths(cx: &mut TestAppContext) {
4487        init_test(cx);
4488        let fs = FakeFs::new(cx.background_executor.clone());
4489        fs.insert_tree(
4490            "/root",
4491            json!({
4492                "zed": {
4493                    ".git": {},
4494                    "crates": {
4495                        "gpui": {
4496                            "gpui.rs": "fn main() {}"
4497                        },
4498                        "util": {
4499                            "util.rs": "fn do_it() {}"
4500                        }
4501                    }
4502                },
4503            }),
4504        )
4505        .await;
4506
4507        fs.set_status_for_repo(
4508            Path::new(path!("/root/zed/.git")),
4509            &[
4510                (
4511                    Path::new("crates/gpui/gpui.rs"),
4512                    StatusCode::Modified.worktree(),
4513                ),
4514                (
4515                    Path::new("crates/util/util.rs"),
4516                    StatusCode::Modified.worktree(),
4517                ),
4518            ],
4519        );
4520
4521        let project =
4522            Project::test(fs.clone(), [path!("/root/zed/crates/gpui").as_ref()], cx).await;
4523        let (workspace, cx) =
4524            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4525
4526        cx.read(|cx| {
4527            project
4528                .read(cx)
4529                .worktrees(cx)
4530                .nth(0)
4531                .unwrap()
4532                .read(cx)
4533                .as_local()
4534                .unwrap()
4535                .scan_complete()
4536        })
4537        .await;
4538
4539        cx.executor().run_until_parked();
4540
4541        let app_state = workspace.update(cx, |workspace, _| workspace.app_state().clone());
4542        let panel = cx.new_window_entity(|window, cx| {
4543            GitPanel::new(workspace.clone(), project.clone(), app_state, window, cx)
4544        });
4545
4546        let handle = cx.update_window_entity(&panel, |panel, _, _| {
4547            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
4548        });
4549        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
4550        handle.await;
4551
4552        let entries = panel.update(cx, |panel, _| panel.entries.clone());
4553        pretty_assertions::assert_eq!(
4554            entries,
4555            [
4556                GitListEntry::Header(GitHeaderEntry {
4557                    header: Section::Tracked
4558                }),
4559                GitListEntry::GitStatusEntry(GitStatusEntry {
4560                    abs_path: path!("/root/zed/crates/gpui/gpui.rs").into(),
4561                    repo_path: "crates/gpui/gpui.rs".into(),
4562                    status: StatusCode::Modified.worktree(),
4563                    staging: StageStatus::Unstaged,
4564                }),
4565                GitListEntry::GitStatusEntry(GitStatusEntry {
4566                    abs_path: path!("/root/zed/crates/util/util.rs").into(),
4567                    repo_path: "crates/util/util.rs".into(),
4568                    status: StatusCode::Modified.worktree(),
4569                    staging: StageStatus::Unstaged,
4570                },),
4571            ],
4572        );
4573
4574        // TODO(cole) restore this once repository deduplication is implemented properly.
4575        //cx.update_window_entity(&panel, |panel, window, cx| {
4576        //    panel.select_last(&Default::default(), window, cx);
4577        //    assert_eq!(panel.selected_entry, Some(2));
4578        //    panel.open_diff(&Default::default(), window, cx);
4579        //});
4580        //cx.run_until_parked();
4581
4582        //let worktree_roots = workspace.update(cx, |workspace, cx| {
4583        //    workspace
4584        //        .worktrees(cx)
4585        //        .map(|worktree| worktree.read(cx).abs_path())
4586        //        .collect::<Vec<_>>()
4587        //});
4588        //pretty_assertions::assert_eq!(
4589        //    worktree_roots,
4590        //    vec![
4591        //        Path::new(path!("/root/zed/crates/gpui")).into(),
4592        //        Path::new(path!("/root/zed/crates/util/util.rs")).into(),
4593        //    ]
4594        //);
4595
4596        //project.update(cx, |project, cx| {
4597        //    let git_store = project.git_store().read(cx);
4598        //    // The repo that comes from the single-file worktree can't be selected through the UI.
4599        //    let filtered_entries = filtered_repository_entries(git_store, cx)
4600        //        .iter()
4601        //        .map(|repo| repo.read(cx).worktree_abs_path.clone())
4602        //        .collect::<Vec<_>>();
4603        //    assert_eq!(
4604        //        filtered_entries,
4605        //        [Path::new(path!("/root/zed/crates/gpui")).into()]
4606        //    );
4607        //    // But we can select it artificially here.
4608        //    let repo_from_single_file_worktree = git_store
4609        //        .repositories()
4610        //        .values()
4611        //        .find(|repo| {
4612        //            repo.read(cx).worktree_abs_path.as_ref()
4613        //                == Path::new(path!("/root/zed/crates/util/util.rs"))
4614        //        })
4615        //        .unwrap()
4616        //        .clone();
4617
4618        //    // Paths still make sense when we somehow activate a repo that comes from a single-file worktree.
4619        //    repo_from_single_file_worktree.update(cx, |repo, cx| repo.set_as_active_repository(cx));
4620        //});
4621
4622        let handle = cx.update_window_entity(&panel, |panel, _, _| {
4623            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
4624        });
4625        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
4626        handle.await;
4627        let entries = panel.update(cx, |panel, _| panel.entries.clone());
4628        pretty_assertions::assert_eq!(
4629            entries,
4630            [
4631                GitListEntry::Header(GitHeaderEntry {
4632                    header: Section::Tracked
4633                }),
4634                GitListEntry::GitStatusEntry(GitStatusEntry {
4635                    abs_path: path!("/root/zed/crates/gpui/gpui.rs").into(),
4636                    repo_path: "crates/gpui/gpui.rs".into(),
4637                    status: StatusCode::Modified.worktree(),
4638                    staging: StageStatus::Unstaged,
4639                }),
4640                GitListEntry::GitStatusEntry(GitStatusEntry {
4641                    abs_path: path!("/root/zed/crates/util/util.rs").into(),
4642                    repo_path: "crates/util/util.rs".into(),
4643                    status: StatusCode::Modified.worktree(),
4644                    staging: StageStatus::Unstaged,
4645                },),
4646            ],
4647        );
4648    }
4649}