git_panel.rs

   1use crate::askpass_modal::AskPassModal;
   2use crate::commit_modal::CommitModal;
   3use crate::commit_tooltip::CommitTooltip;
   4use crate::commit_view::CommitView;
   5use crate::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    LanguageModel, LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage, Role,
  41};
  42use menu::{Confirm, SecondaryConfirm, SelectFirst, SelectLast, SelectNext, SelectPrevious};
  43use multi_buffer::ExcerptInfo;
  44use panel::{
  45    PanelHeader, panel_button, panel_editor_container, panel_editor_style, panel_filled_button,
  46    panel_icon_button,
  47};
  48use project::{
  49    Fs, Project, ProjectPath,
  50    git_store::{GitEvent, Repository},
  51};
  52use serde::{Deserialize, Serialize};
  53use settings::{Settings as _, SettingsStore};
  54use std::cell::RefCell;
  55use std::future::Future;
  56use std::path::{Path, PathBuf};
  57use std::rc::Rc;
  58use std::{collections::HashSet, sync::Arc, time::Duration, usize};
  59use strum::{IntoEnumIterator, VariantNames};
  60use time::OffsetDateTime;
  61use ui::{
  62    Checkbox, ContextMenu, ElevationIndex, PopoverMenu, Scrollbar, ScrollbarState, Tooltip,
  63    prelude::*,
  64};
  65use util::{ResultExt, TryFutureExt, maybe, post_inc};
  66use workspace::AppState;
  67
  68use notifications::status_toast::{StatusToast, ToastIcon};
  69use workspace::{
  70    Workspace,
  71    dock::{DockPosition, Panel, PanelEvent},
  72    notifications::DetachAndPromptErr,
  73};
  74
  75actions!(
  76    git_panel,
  77    [
  78        Close,
  79        ToggleFocus,
  80        OpenMenu,
  81        FocusEditor,
  82        FocusChanges,
  83        ToggleFillCoAuthors,
  84        GenerateCommitMessage
  85    ]
  86);
  87
  88fn prompt<T>(
  89    msg: &str,
  90    detail: Option<&str>,
  91    window: &mut Window,
  92    cx: &mut App,
  93) -> Task<anyhow::Result<T>>
  94where
  95    T: IntoEnumIterator + VariantNames + 'static,
  96{
  97    let rx = window.prompt(PromptLevel::Info, msg, detail, &T::VARIANTS, cx);
  98    cx.spawn(async move |_| Ok(T::iter().nth(rx.await?).unwrap()))
  99}
 100
 101#[derive(strum::EnumIter, strum::VariantNames)]
 102#[strum(serialize_all = "title_case")]
 103enum TrashCancel {
 104    Trash,
 105    Cancel,
 106}
 107
 108fn git_panel_context_menu(
 109    focus_handle: FocusHandle,
 110    window: &mut Window,
 111    cx: &mut App,
 112) -> Entity<ContextMenu> {
 113    ContextMenu::build(window, cx, |context_menu, _, _| {
 114        context_menu
 115            .context(focus_handle)
 116            .action("Stage All", StageAll.boxed_clone())
 117            .action("Unstage All", UnstageAll.boxed_clone())
 118            .separator()
 119            .action("Open Diff", project_diff::Diff.boxed_clone())
 120            .separator()
 121            .action("Discard Tracked Changes", RestoreTrackedFiles.boxed_clone())
 122            .action("Trash Untracked Files", TrashUntrackedFiles.boxed_clone())
 123    })
 124}
 125
 126const GIT_PANEL_KEY: &str = "GitPanel";
 127
 128const UPDATE_DEBOUNCE: Duration = Duration::from_millis(50);
 129
 130pub fn register(workspace: &mut Workspace) {
 131    workspace.register_action(|workspace, _: &ToggleFocus, window, cx| {
 132        workspace.toggle_panel_focus::<GitPanel>(window, cx);
 133    });
 134    workspace.register_action(|workspace, _: &ExpandCommitEditor, window, cx| {
 135        CommitModal::toggle(workspace, window, cx)
 136    });
 137}
 138
 139#[derive(Debug, Clone)]
 140pub enum Event {
 141    Focus,
 142}
 143
 144#[derive(Serialize, Deserialize)]
 145struct SerializedGitPanel {
 146    width: Option<Pixels>,
 147}
 148
 149#[derive(Debug, PartialEq, Eq, Clone, Copy)]
 150enum Section {
 151    Conflict,
 152    Tracked,
 153    New,
 154}
 155
 156#[derive(Debug, PartialEq, Eq, Clone)]
 157struct GitHeaderEntry {
 158    header: Section,
 159}
 160
 161impl GitHeaderEntry {
 162    pub fn contains(&self, status_entry: &GitStatusEntry, repo: &Repository) -> bool {
 163        let this = &self.header;
 164        let status = status_entry.status;
 165        match this {
 166            Section::Conflict => repo.has_conflict(&status_entry.repo_path),
 167            Section::Tracked => !status.is_created(),
 168            Section::New => status.is_created(),
 169        }
 170    }
 171    pub fn title(&self) -> &'static str {
 172        match self.header {
 173            Section::Conflict => "Conflicts",
 174            Section::Tracked => "Tracked",
 175            Section::New => "Untracked",
 176        }
 177    }
 178}
 179
 180#[derive(Debug, PartialEq, Eq, Clone)]
 181enum GitListEntry {
 182    GitStatusEntry(GitStatusEntry),
 183    Header(GitHeaderEntry),
 184}
 185
 186impl GitListEntry {
 187    fn status_entry(&self) -> Option<&GitStatusEntry> {
 188        match self {
 189            GitListEntry::GitStatusEntry(entry) => Some(entry),
 190            _ => None,
 191        }
 192    }
 193}
 194
 195#[derive(Debug, PartialEq, Eq, Clone)]
 196pub struct GitStatusEntry {
 197    pub(crate) repo_path: RepoPath,
 198    pub(crate) abs_path: PathBuf,
 199    pub(crate) status: FileStatus,
 200    pub(crate) staging: StageStatus,
 201}
 202
 203impl GitStatusEntry {
 204    fn display_name(&self) -> String {
 205        self.repo_path
 206            .file_name()
 207            .map(|name| name.to_string_lossy().into_owned())
 208            .unwrap_or_else(|| self.repo_path.to_string_lossy().into_owned())
 209    }
 210
 211    fn parent_dir(&self) -> Option<String> {
 212        self.repo_path
 213            .parent()
 214            .map(|parent| parent.to_string_lossy().into_owned())
 215    }
 216}
 217
 218#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 219enum TargetStatus {
 220    Staged,
 221    Unstaged,
 222    Reverted,
 223    Unchanged,
 224}
 225
 226struct PendingOperation {
 227    finished: bool,
 228    target_status: TargetStatus,
 229    entries: Vec<GitStatusEntry>,
 230    op_id: usize,
 231}
 232
 233type RemoteOperations = Rc<RefCell<HashSet<u32>>>;
 234
 235// computed state related to how to render scrollbars
 236// one per axis
 237// on render we just read this off the panel
 238// we update it when
 239// - settings change
 240// - on focus in, on focus out, on hover, etc.
 241#[derive(Debug)]
 242struct ScrollbarProperties {
 243    axis: Axis,
 244    show_scrollbar: bool,
 245    show_track: bool,
 246    auto_hide: bool,
 247    hide_task: Option<Task<()>>,
 248    state: ScrollbarState,
 249}
 250
 251impl ScrollbarProperties {
 252    // Shows the scrollbar and cancels any pending hide task
 253    fn show(&mut self, cx: &mut Context<GitPanel>) {
 254        if !self.auto_hide {
 255            return;
 256        }
 257        self.show_scrollbar = true;
 258        self.hide_task.take();
 259        cx.notify();
 260    }
 261
 262    fn hide(&mut self, window: &mut Window, cx: &mut Context<GitPanel>) {
 263        const SCROLLBAR_SHOW_INTERVAL: Duration = Duration::from_secs(1);
 264
 265        if !self.auto_hide {
 266            return;
 267        }
 268
 269        let axis = self.axis;
 270        self.hide_task = Some(cx.spawn_in(window, async move |panel, cx| {
 271            cx.background_executor()
 272                .timer(SCROLLBAR_SHOW_INTERVAL)
 273                .await;
 274
 275            if let Some(panel) = panel.upgrade() {
 276                panel
 277                    .update(cx, |panel, cx| {
 278                        match axis {
 279                            Axis::Vertical => panel.vertical_scrollbar.show_scrollbar = false,
 280                            Axis::Horizontal => panel.horizontal_scrollbar.show_scrollbar = false,
 281                        }
 282                        cx.notify();
 283                    })
 284                    .log_err();
 285            }
 286        }));
 287    }
 288}
 289
 290pub struct GitPanel {
 291    remote_operation_id: u32,
 292    pending_remote_operations: RemoteOperations,
 293    pub(crate) active_repository: Option<Entity<Repository>>,
 294    pub(crate) commit_editor: Entity<Editor>,
 295    conflicted_count: usize,
 296    conflicted_staged_count: usize,
 297    current_modifiers: Modifiers,
 298    add_coauthors: bool,
 299    generate_commit_message_task: Option<Task<Option<()>>>,
 300    entries: Vec<GitListEntry>,
 301    single_staged_entry: Option<GitStatusEntry>,
 302    single_tracked_entry: Option<GitStatusEntry>,
 303    focus_handle: FocusHandle,
 304    fs: Arc<dyn Fs>,
 305    horizontal_scrollbar: ScrollbarProperties,
 306    vertical_scrollbar: ScrollbarProperties,
 307    new_count: usize,
 308    entry_count: usize,
 309    new_staged_count: usize,
 310    pending: Vec<PendingOperation>,
 311    pending_commit: Option<Task<()>>,
 312    pending_serialization: Task<Option<()>>,
 313    pub(crate) project: Entity<Project>,
 314    scroll_handle: UniformListScrollHandle,
 315    max_width_item_index: Option<usize>,
 316    selected_entry: Option<usize>,
 317    marked_entries: Vec<usize>,
 318    tracked_count: usize,
 319    tracked_staged_count: usize,
 320    update_visible_entries_task: Task<()>,
 321    width: Option<Pixels>,
 322    workspace: WeakEntity<Workspace>,
 323    context_menu: Option<(Entity<ContextMenu>, Point<Pixels>, Subscription)>,
 324    modal_open: bool,
 325    _settings_subscription: Subscription,
 326}
 327
 328struct RemoteOperationGuard {
 329    id: u32,
 330    pending_remote_operations: RemoteOperations,
 331}
 332
 333impl Drop for RemoteOperationGuard {
 334    fn drop(&mut self) {
 335        self.pending_remote_operations.borrow_mut().remove(&self.id);
 336    }
 337}
 338
 339const MAX_PANEL_EDITOR_LINES: usize = 6;
 340
 341pub(crate) fn commit_message_editor(
 342    commit_message_buffer: Entity<Buffer>,
 343    placeholder: Option<&str>,
 344    project: Entity<Project>,
 345    in_panel: bool,
 346    window: &mut Window,
 347    cx: &mut Context<Editor>,
 348) -> Editor {
 349    let buffer = cx.new(|cx| MultiBuffer::singleton(commit_message_buffer, cx));
 350    let max_lines = if in_panel { MAX_PANEL_EDITOR_LINES } else { 18 };
 351    let mut commit_editor = Editor::new(
 352        EditorMode::AutoHeight { max_lines },
 353        buffer,
 354        None,
 355        window,
 356        cx,
 357    );
 358    commit_editor.set_collaboration_hub(Box::new(project));
 359    commit_editor.set_use_autoclose(false);
 360    commit_editor.set_show_gutter(false, cx);
 361    commit_editor.set_show_wrap_guides(false, cx);
 362    commit_editor.set_show_indent_guides(false, cx);
 363    commit_editor.set_hard_wrap(Some(72), cx);
 364    let placeholder = placeholder.unwrap_or("Enter commit message");
 365    commit_editor.set_placeholder_text(placeholder, cx);
 366    commit_editor
 367}
 368
 369impl GitPanel {
 370    pub fn new(
 371        workspace: Entity<Workspace>,
 372        project: Entity<Project>,
 373        app_state: Arc<AppState>,
 374        window: &mut Window,
 375        cx: &mut Context<Self>,
 376    ) -> Self {
 377        let fs = app_state.fs.clone();
 378        let git_store = project.read(cx).git_store().clone();
 379        let active_repository = project.read(cx).active_repository(cx);
 380        let workspace = workspace.downgrade();
 381
 382        let focus_handle = cx.focus_handle();
 383        cx.on_focus(&focus_handle, window, Self::focus_in).detach();
 384        cx.on_focus_out(&focus_handle, window, |this, _, window, cx| {
 385            this.hide_scrollbars(window, cx);
 386        })
 387        .detach();
 388
 389        // just to let us render a placeholder editor.
 390        // Once the active git repo is set, this buffer will be replaced.
 391        let temporary_buffer = cx.new(|cx| Buffer::local("", cx));
 392        let commit_editor = cx.new(|cx| {
 393            commit_message_editor(temporary_buffer, None, project.clone(), true, window, cx)
 394        });
 395
 396        commit_editor.update(cx, |editor, cx| {
 397            editor.clear(window, cx);
 398        });
 399
 400        let scroll_handle = UniformListScrollHandle::new();
 401
 402        cx.subscribe_in(
 403            &git_store,
 404            window,
 405            move |this, git_store, event, window, cx| match event {
 406                GitEvent::FileSystemUpdated => {
 407                    this.schedule_update(false, window, cx);
 408                }
 409                GitEvent::ActiveRepositoryChanged | GitEvent::GitStateUpdated => {
 410                    this.active_repository = git_store.read(cx).active_repository();
 411                    this.schedule_update(true, window, cx);
 412                }
 413                GitEvent::IndexWriteError(error) => {
 414                    this.workspace
 415                        .update(cx, |workspace, cx| {
 416                            workspace.show_error(error, cx);
 417                        })
 418                        .ok();
 419                }
 420            },
 421        )
 422        .detach();
 423
 424        let vertical_scrollbar = ScrollbarProperties {
 425            axis: Axis::Vertical,
 426            state: ScrollbarState::new(scroll_handle.clone()).parent_entity(&cx.entity()),
 427            show_scrollbar: false,
 428            show_track: false,
 429            auto_hide: false,
 430            hide_task: None,
 431        };
 432
 433        let horizontal_scrollbar = ScrollbarProperties {
 434            axis: Axis::Horizontal,
 435            state: ScrollbarState::new(scroll_handle.clone()).parent_entity(&cx.entity()),
 436            show_scrollbar: false,
 437            show_track: false,
 438            auto_hide: false,
 439            hide_task: None,
 440        };
 441
 442        let mut assistant_enabled = AssistantSettings::get_global(cx).enabled;
 443        let _settings_subscription = cx.observe_global::<SettingsStore>(move |_, cx| {
 444            if assistant_enabled != AssistantSettings::get_global(cx).enabled {
 445                assistant_enabled = AssistantSettings::get_global(cx).enabled;
 446                cx.notify();
 447            }
 448        });
 449
 450        let mut git_panel = Self {
 451            pending_remote_operations: Default::default(),
 452            remote_operation_id: 0,
 453            active_repository,
 454            commit_editor,
 455            conflicted_count: 0,
 456            conflicted_staged_count: 0,
 457            current_modifiers: window.modifiers(),
 458            add_coauthors: true,
 459            generate_commit_message_task: None,
 460            entries: Vec::new(),
 461            focus_handle: cx.focus_handle(),
 462            fs,
 463            new_count: 0,
 464            new_staged_count: 0,
 465            pending: Vec::new(),
 466            pending_commit: None,
 467            pending_serialization: Task::ready(None),
 468            single_staged_entry: None,
 469            single_tracked_entry: None,
 470            project,
 471            scroll_handle,
 472            max_width_item_index: None,
 473            selected_entry: None,
 474            marked_entries: Vec::new(),
 475            tracked_count: 0,
 476            tracked_staged_count: 0,
 477            update_visible_entries_task: Task::ready(()),
 478            width: None,
 479            context_menu: None,
 480            workspace,
 481            modal_open: false,
 482            entry_count: 0,
 483            horizontal_scrollbar,
 484            vertical_scrollbar,
 485            _settings_subscription,
 486        };
 487        git_panel.schedule_update(false, window, cx);
 488        git_panel
 489    }
 490
 491    fn hide_scrollbars(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 492        self.horizontal_scrollbar.hide(window, cx);
 493        self.vertical_scrollbar.hide(window, cx);
 494    }
 495
 496    fn update_scrollbar_properties(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
 497        // TODO: This PR should have defined Editor's `scrollbar.axis`
 498        // as an Option<ScrollbarAxis>, not a ScrollbarAxes as it would allow you to
 499        // `.unwrap_or(EditorSettings::get_global(cx).scrollbar.show)`.
 500        //
 501        // Once this is fixed we can extend the GitPanelSettings with a `scrollbar.axis`
 502        // so we can show each axis based on the settings.
 503        //
 504        // We should fix this. PR: https://github.com/zed-industries/zed/pull/19495
 505
 506        let show_setting = GitPanelSettings::get_global(cx)
 507            .scrollbar
 508            .show
 509            .unwrap_or(EditorSettings::get_global(cx).scrollbar.show);
 510
 511        let scroll_handle = self.scroll_handle.0.borrow();
 512
 513        let autohide = |show: ShowScrollbar, cx: &mut Context<Self>| match show {
 514            ShowScrollbar::Auto => true,
 515            ShowScrollbar::System => cx
 516                .try_global::<ScrollbarAutoHide>()
 517                .map_or_else(|| cx.should_auto_hide_scrollbars(), |autohide| autohide.0),
 518            ShowScrollbar::Always => false,
 519            ShowScrollbar::Never => false,
 520        };
 521
 522        let longest_item_width = scroll_handle.last_item_size.and_then(|size| {
 523            (size.contents.width > size.item.width).then_some(size.contents.width)
 524        });
 525
 526        // is there an item long enough that we should show a horizontal scrollbar?
 527        let item_wider_than_container = if let Some(longest_item_width) = longest_item_width {
 528            longest_item_width > px(scroll_handle.base_handle.bounds().size.width.0)
 529        } else {
 530            true
 531        };
 532
 533        let show_horizontal = match (show_setting, item_wider_than_container) {
 534            (_, false) => false,
 535            (ShowScrollbar::Auto | ShowScrollbar::System | ShowScrollbar::Always, true) => true,
 536            (ShowScrollbar::Never, true) => false,
 537        };
 538
 539        let show_vertical = match show_setting {
 540            ShowScrollbar::Auto | ShowScrollbar::System | ShowScrollbar::Always => true,
 541            ShowScrollbar::Never => false,
 542        };
 543
 544        let show_horizontal_track =
 545            show_horizontal && matches!(show_setting, ShowScrollbar::Always);
 546
 547        // TODO: we probably should hide the scroll track when the list doesn't need to scroll
 548        let show_vertical_track = show_vertical && matches!(show_setting, ShowScrollbar::Always);
 549
 550        self.vertical_scrollbar = ScrollbarProperties {
 551            axis: self.vertical_scrollbar.axis,
 552            state: self.vertical_scrollbar.state.clone(),
 553            show_scrollbar: show_vertical,
 554            show_track: show_vertical_track,
 555            auto_hide: autohide(show_setting, cx),
 556            hide_task: None,
 557        };
 558
 559        self.horizontal_scrollbar = ScrollbarProperties {
 560            axis: self.horizontal_scrollbar.axis,
 561            state: self.horizontal_scrollbar.state.clone(),
 562            show_scrollbar: show_horizontal,
 563            show_track: show_horizontal_track,
 564            auto_hide: autohide(show_setting, cx),
 565            hide_task: None,
 566        };
 567
 568        cx.notify();
 569    }
 570
 571    pub fn entry_by_path(&self, path: &RepoPath) -> Option<usize> {
 572        fn binary_search<F>(mut low: usize, mut high: usize, is_target: F) -> Option<usize>
 573        where
 574            F: Fn(usize) -> std::cmp::Ordering,
 575        {
 576            while low < high {
 577                let mid = low + (high - low) / 2;
 578                match is_target(mid) {
 579                    std::cmp::Ordering::Equal => return Some(mid),
 580                    std::cmp::Ordering::Less => low = mid + 1,
 581                    std::cmp::Ordering::Greater => high = mid,
 582                }
 583            }
 584            None
 585        }
 586        if self.conflicted_count > 0 {
 587            let conflicted_start = 1;
 588            if let Some(ix) = binary_search(
 589                conflicted_start,
 590                conflicted_start + self.conflicted_count,
 591                |ix| {
 592                    self.entries[ix]
 593                        .status_entry()
 594                        .unwrap()
 595                        .repo_path
 596                        .cmp(&path)
 597                },
 598            ) {
 599                return Some(ix);
 600            }
 601        }
 602        if self.tracked_count > 0 {
 603            let tracked_start = if self.conflicted_count > 0 {
 604                1 + self.conflicted_count
 605            } else {
 606                0
 607            } + 1;
 608            if let Some(ix) =
 609                binary_search(tracked_start, tracked_start + self.tracked_count, |ix| {
 610                    self.entries[ix]
 611                        .status_entry()
 612                        .unwrap()
 613                        .repo_path
 614                        .cmp(&path)
 615                })
 616            {
 617                return Some(ix);
 618            }
 619        }
 620        if self.new_count > 0 {
 621            let untracked_start = if self.conflicted_count > 0 {
 622                1 + self.conflicted_count
 623            } else {
 624                0
 625            } + if self.tracked_count > 0 {
 626                1 + self.tracked_count
 627            } else {
 628                0
 629            } + 1;
 630            if let Some(ix) =
 631                binary_search(untracked_start, untracked_start + self.new_count, |ix| {
 632                    self.entries[ix]
 633                        .status_entry()
 634                        .unwrap()
 635                        .repo_path
 636                        .cmp(&path)
 637                })
 638            {
 639                return Some(ix);
 640            }
 641        }
 642        None
 643    }
 644
 645    pub fn select_entry_by_path(
 646        &mut self,
 647        path: ProjectPath,
 648        _: &mut Window,
 649        cx: &mut Context<Self>,
 650    ) {
 651        let Some(git_repo) = self.active_repository.as_ref() else {
 652            return;
 653        };
 654        let Some(repo_path) = git_repo.read(cx).project_path_to_repo_path(&path, cx) else {
 655            return;
 656        };
 657        let Some(ix) = self.entry_by_path(&repo_path) else {
 658            return;
 659        };
 660        self.selected_entry = Some(ix);
 661        cx.notify();
 662    }
 663
 664    fn start_remote_operation(&mut self) -> RemoteOperationGuard {
 665        let id = post_inc(&mut self.remote_operation_id);
 666        self.pending_remote_operations.borrow_mut().insert(id);
 667
 668        RemoteOperationGuard {
 669            id,
 670            pending_remote_operations: self.pending_remote_operations.clone(),
 671        }
 672    }
 673
 674    fn serialize(&mut self, cx: &mut Context<Self>) {
 675        let width = self.width;
 676        self.pending_serialization = cx.background_spawn(
 677            async move {
 678                KEY_VALUE_STORE
 679                    .write_kvp(
 680                        GIT_PANEL_KEY.into(),
 681                        serde_json::to_string(&SerializedGitPanel { width })?,
 682                    )
 683                    .await?;
 684                anyhow::Ok(())
 685            }
 686            .log_err(),
 687        );
 688    }
 689
 690    pub(crate) fn set_modal_open(&mut self, open: bool, cx: &mut Context<Self>) {
 691        self.modal_open = open;
 692        cx.notify();
 693    }
 694
 695    fn dispatch_context(&self, window: &mut Window, cx: &Context<Self>) -> KeyContext {
 696        let mut dispatch_context = KeyContext::new_with_defaults();
 697        dispatch_context.add("GitPanel");
 698
 699        if window
 700            .focused(cx)
 701            .map_or(false, |focused| self.focus_handle == focused)
 702        {
 703            dispatch_context.add("menu");
 704            dispatch_context.add("ChangesList");
 705        }
 706
 707        if self.commit_editor.read(cx).is_focused(window) {
 708            dispatch_context.add("CommitEditor");
 709        }
 710
 711        dispatch_context
 712    }
 713
 714    fn close_panel(&mut self, _: &Close, _window: &mut Window, cx: &mut Context<Self>) {
 715        cx.emit(PanelEvent::Close);
 716    }
 717
 718    fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 719        if !self.focus_handle.contains_focused(window, cx) {
 720            cx.emit(Event::Focus);
 721        }
 722    }
 723
 724    fn handle_modifiers_changed(
 725        &mut self,
 726        event: &ModifiersChangedEvent,
 727        _: &mut Window,
 728        cx: &mut Context<Self>,
 729    ) {
 730        self.current_modifiers = event.modifiers;
 731        cx.notify();
 732    }
 733
 734    fn scroll_to_selected_entry(&mut self, cx: &mut Context<Self>) {
 735        if let Some(selected_entry) = self.selected_entry {
 736            self.scroll_handle
 737                .scroll_to_item(selected_entry, ScrollStrategy::Center);
 738        }
 739
 740        cx.notify();
 741    }
 742
 743    fn select_first(&mut self, _: &SelectFirst, _window: &mut Window, cx: &mut Context<Self>) {
 744        if !self.entries.is_empty() {
 745            self.selected_entry = Some(1);
 746            self.scroll_to_selected_entry(cx);
 747        }
 748    }
 749
 750    fn select_previous(
 751        &mut self,
 752        _: &SelectPrevious,
 753        _window: &mut Window,
 754        cx: &mut Context<Self>,
 755    ) {
 756        let item_count = self.entries.len();
 757        if item_count == 0 {
 758            return;
 759        }
 760
 761        if let Some(selected_entry) = self.selected_entry {
 762            let new_selected_entry = if selected_entry > 0 {
 763                selected_entry - 1
 764            } else {
 765                selected_entry
 766            };
 767
 768            if matches!(
 769                self.entries.get(new_selected_entry),
 770                Some(GitListEntry::Header(..))
 771            ) {
 772                if new_selected_entry > 0 {
 773                    self.selected_entry = Some(new_selected_entry - 1)
 774                }
 775            } else {
 776                self.selected_entry = Some(new_selected_entry);
 777            }
 778
 779            self.scroll_to_selected_entry(cx);
 780        }
 781
 782        cx.notify();
 783    }
 784
 785    fn select_next(&mut self, _: &SelectNext, _window: &mut Window, cx: &mut Context<Self>) {
 786        let item_count = self.entries.len();
 787        if item_count == 0 {
 788            return;
 789        }
 790
 791        if let Some(selected_entry) = self.selected_entry {
 792            let new_selected_entry = if selected_entry < item_count - 1 {
 793                selected_entry + 1
 794            } else {
 795                selected_entry
 796            };
 797            if matches!(
 798                self.entries.get(new_selected_entry),
 799                Some(GitListEntry::Header(..))
 800            ) {
 801                self.selected_entry = Some(new_selected_entry + 1);
 802            } else {
 803                self.selected_entry = Some(new_selected_entry);
 804            }
 805
 806            self.scroll_to_selected_entry(cx);
 807        }
 808
 809        cx.notify();
 810    }
 811
 812    fn select_last(&mut self, _: &SelectLast, _window: &mut Window, cx: &mut Context<Self>) {
 813        if self.entries.last().is_some() {
 814            self.selected_entry = Some(self.entries.len() - 1);
 815            self.scroll_to_selected_entry(cx);
 816        }
 817    }
 818
 819    fn focus_editor(&mut self, _: &FocusEditor, window: &mut Window, cx: &mut Context<Self>) {
 820        self.commit_editor.update(cx, |editor, cx| {
 821            window.focus(&editor.focus_handle(cx));
 822        });
 823        cx.notify();
 824    }
 825
 826    fn select_first_entry_if_none(&mut self, cx: &mut Context<Self>) {
 827        let have_entries = self
 828            .active_repository
 829            .as_ref()
 830            .map_or(false, |active_repository| {
 831                active_repository.read(cx).entry_count() > 0
 832            });
 833        if have_entries && self.selected_entry.is_none() {
 834            self.selected_entry = Some(1);
 835            self.scroll_to_selected_entry(cx);
 836            cx.notify();
 837        }
 838    }
 839
 840    fn focus_changes_list(
 841        &mut self,
 842        _: &FocusChanges,
 843        window: &mut Window,
 844        cx: &mut Context<Self>,
 845    ) {
 846        self.select_first_entry_if_none(cx);
 847
 848        cx.focus_self(window);
 849        cx.notify();
 850    }
 851
 852    fn get_selected_entry(&self) -> Option<&GitListEntry> {
 853        self.selected_entry.and_then(|i| self.entries.get(i))
 854    }
 855
 856    fn open_diff(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
 857        maybe!({
 858            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
 859            let workspace = self.workspace.upgrade()?;
 860            let git_repo = self.active_repository.as_ref()?;
 861
 862            if let Some(project_diff) = workspace.read(cx).active_item_as::<ProjectDiff>(cx) {
 863                if let Some(project_path) = project_diff.read(cx).active_path(cx) {
 864                    if Some(&entry.repo_path)
 865                        == git_repo
 866                            .read(cx)
 867                            .project_path_to_repo_path(&project_path, cx)
 868                            .as_ref()
 869                    {
 870                        project_diff.focus_handle(cx).focus(window);
 871                        project_diff.update(cx, |project_diff, cx| project_diff.autoscroll(cx));
 872                        return None;
 873                    }
 874                }
 875            };
 876
 877            self.workspace
 878                .update(cx, |workspace, cx| {
 879                    ProjectDiff::deploy_at(workspace, Some(entry.clone()), window, cx);
 880                })
 881                .ok();
 882            self.focus_handle.focus(window);
 883
 884            Some(())
 885        });
 886    }
 887
 888    fn open_file(
 889        &mut self,
 890        _: &menu::SecondaryConfirm,
 891        window: &mut Window,
 892        cx: &mut Context<Self>,
 893    ) {
 894        maybe!({
 895            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
 896            let active_repo = self.active_repository.as_ref()?;
 897            let path = active_repo
 898                .read(cx)
 899                .repo_path_to_project_path(&entry.repo_path, cx)?;
 900            if entry.status.is_deleted() {
 901                return None;
 902            }
 903
 904            self.workspace
 905                .update(cx, |workspace, cx| {
 906                    workspace
 907                        .open_path_preview(path, None, false, false, true, window, cx)
 908                        .detach_and_prompt_err("Failed to open file", window, cx, |e, _, _| {
 909                            Some(format!("{e}"))
 910                        });
 911                })
 912                .ok()
 913        });
 914    }
 915
 916    fn revert_selected(
 917        &mut self,
 918        action: &git::RestoreFile,
 919        window: &mut Window,
 920        cx: &mut Context<Self>,
 921    ) {
 922        maybe!({
 923            let skip_prompt = action.skip_prompt;
 924            let list_entry = self.entries.get(self.selected_entry?)?.clone();
 925            let entry = list_entry.status_entry()?.to_owned();
 926
 927            let prompt = if skip_prompt {
 928                Task::ready(Ok(0))
 929            } else {
 930                let prompt = window.prompt(
 931                    PromptLevel::Warning,
 932                    &format!(
 933                        "Are you sure you want to restore {}?",
 934                        entry
 935                            .repo_path
 936                            .file_name()
 937                            .unwrap_or(entry.repo_path.as_os_str())
 938                            .to_string_lossy()
 939                    ),
 940                    None,
 941                    &["Restore", "Cancel"],
 942                    cx,
 943                );
 944                cx.background_spawn(prompt)
 945            };
 946
 947            let this = cx.weak_entity();
 948            window
 949                .spawn(cx, async move |cx| {
 950                    if prompt.await? != 0 {
 951                        return anyhow::Ok(());
 952                    }
 953
 954                    this.update_in(cx, |this, window, cx| {
 955                        this.revert_entry(&entry, window, cx);
 956                    })?;
 957
 958                    Ok(())
 959                })
 960                .detach();
 961            Some(())
 962        });
 963    }
 964
 965    fn revert_entry(
 966        &mut self,
 967        entry: &GitStatusEntry,
 968        window: &mut Window,
 969        cx: &mut Context<Self>,
 970    ) {
 971        maybe!({
 972            let active_repo = self.active_repository.clone()?;
 973            let path = active_repo
 974                .read(cx)
 975                .repo_path_to_project_path(&entry.repo_path, cx)?;
 976            let workspace = self.workspace.clone();
 977
 978            if entry.status.staging().has_staged() {
 979                self.change_file_stage(false, vec![entry.clone()], cx);
 980            }
 981            let filename = path.path.file_name()?.to_string_lossy();
 982
 983            if !entry.status.is_created() {
 984                self.perform_checkout(vec![entry.clone()], cx);
 985            } else {
 986                let prompt = prompt(&format!("Trash {}?", filename), None, window, cx);
 987                cx.spawn_in(window, async move |_, cx| {
 988                    match prompt.await? {
 989                        TrashCancel::Trash => {}
 990                        TrashCancel::Cancel => return Ok(()),
 991                    }
 992                    let task = workspace.update(cx, |workspace, cx| {
 993                        workspace
 994                            .project()
 995                            .update(cx, |project, cx| project.delete_file(path, true, cx))
 996                    })?;
 997                    if let Some(task) = task {
 998                        task.await?;
 999                    }
1000                    Ok(())
1001                })
1002                .detach_and_prompt_err(
1003                    "Failed to trash file",
1004                    window,
1005                    cx,
1006                    |e, _, _| Some(format!("{e}")),
1007                );
1008            }
1009            Some(())
1010        });
1011    }
1012
1013    fn perform_checkout(&mut self, entries: Vec<GitStatusEntry>, cx: &mut Context<Self>) {
1014        let workspace = self.workspace.clone();
1015        let Some(active_repository) = self.active_repository.clone() else {
1016            return;
1017        };
1018
1019        let op_id = self.pending.iter().map(|p| p.op_id).max().unwrap_or(0) + 1;
1020        self.pending.push(PendingOperation {
1021            op_id,
1022            target_status: TargetStatus::Reverted,
1023            entries: entries.clone(),
1024            finished: false,
1025        });
1026        self.update_visible_entries(cx);
1027        let task = cx.spawn(async move |_, cx| {
1028            let tasks: Vec<_> = workspace.update(cx, |workspace, cx| {
1029                workspace.project().update(cx, |project, cx| {
1030                    entries
1031                        .iter()
1032                        .filter_map(|entry| {
1033                            let path = active_repository
1034                                .read(cx)
1035                                .repo_path_to_project_path(&entry.repo_path, cx)?;
1036                            Some(project.open_buffer(path, cx))
1037                        })
1038                        .collect()
1039                })
1040            })?;
1041
1042            let buffers = futures::future::join_all(tasks).await;
1043
1044            active_repository
1045                .update(cx, |repo, cx| {
1046                    repo.checkout_files(
1047                        "HEAD",
1048                        entries
1049                            .iter()
1050                            .map(|entries| entries.repo_path.clone())
1051                            .collect(),
1052                        cx,
1053                    )
1054                })?
1055                .await??;
1056
1057            let tasks: Vec<_> = cx.update(|cx| {
1058                buffers
1059                    .iter()
1060                    .filter_map(|buffer| {
1061                        buffer.as_ref().ok()?.update(cx, |buffer, cx| {
1062                            buffer.is_dirty().then(|| buffer.reload(cx))
1063                        })
1064                    })
1065                    .collect()
1066            })?;
1067
1068            futures::future::join_all(tasks).await;
1069
1070            Ok(())
1071        });
1072
1073        cx.spawn(async move |this, cx| {
1074            let result = task.await;
1075
1076            this.update(cx, |this, cx| {
1077                for pending in this.pending.iter_mut() {
1078                    if pending.op_id == op_id {
1079                        pending.finished = true;
1080                        if result.is_err() {
1081                            pending.target_status = TargetStatus::Unchanged;
1082                            this.update_visible_entries(cx);
1083                        }
1084                        break;
1085                    }
1086                }
1087                result
1088                    .map_err(|e| {
1089                        this.show_error_toast("checkout", e, cx);
1090                    })
1091                    .ok();
1092            })
1093            .ok();
1094        })
1095        .detach();
1096    }
1097
1098    fn restore_tracked_files(
1099        &mut self,
1100        _: &RestoreTrackedFiles,
1101        window: &mut Window,
1102        cx: &mut Context<Self>,
1103    ) {
1104        let entries = self
1105            .entries
1106            .iter()
1107            .filter_map(|entry| entry.status_entry().cloned())
1108            .filter(|status_entry| !status_entry.status.is_created())
1109            .collect::<Vec<_>>();
1110
1111        match entries.len() {
1112            0 => return,
1113            1 => return self.revert_entry(&entries[0], window, cx),
1114            _ => {}
1115        }
1116        let mut details = entries
1117            .iter()
1118            .filter_map(|entry| entry.repo_path.0.file_name())
1119            .map(|filename| filename.to_string_lossy())
1120            .take(5)
1121            .join("\n");
1122        if entries.len() > 5 {
1123            details.push_str(&format!("\nand {} more…", entries.len() - 5))
1124        }
1125
1126        #[derive(strum::EnumIter, strum::VariantNames)]
1127        #[strum(serialize_all = "title_case")]
1128        enum RestoreCancel {
1129            RestoreTrackedFiles,
1130            Cancel,
1131        }
1132        let prompt = prompt(
1133            "Discard changes to these files?",
1134            Some(&details),
1135            window,
1136            cx,
1137        );
1138        cx.spawn(async move |this, cx| match prompt.await {
1139            Ok(RestoreCancel::RestoreTrackedFiles) => {
1140                this.update(cx, |this, cx| {
1141                    this.perform_checkout(entries, cx);
1142                })
1143                .ok();
1144            }
1145            _ => {
1146                return;
1147            }
1148        })
1149        .detach();
1150    }
1151
1152    fn clean_all(&mut self, _: &TrashUntrackedFiles, window: &mut Window, cx: &mut Context<Self>) {
1153        let workspace = self.workspace.clone();
1154        let Some(active_repo) = self.active_repository.clone() else {
1155            return;
1156        };
1157        let to_delete = self
1158            .entries
1159            .iter()
1160            .filter_map(|entry| entry.status_entry())
1161            .filter(|status_entry| status_entry.status.is_created())
1162            .cloned()
1163            .collect::<Vec<_>>();
1164
1165        match to_delete.len() {
1166            0 => return,
1167            1 => return self.revert_entry(&to_delete[0], window, cx),
1168            _ => {}
1169        };
1170
1171        let mut details = to_delete
1172            .iter()
1173            .map(|entry| {
1174                entry
1175                    .repo_path
1176                    .0
1177                    .file_name()
1178                    .map(|f| f.to_string_lossy())
1179                    .unwrap_or_default()
1180            })
1181            .take(5)
1182            .join("\n");
1183
1184        if to_delete.len() > 5 {
1185            details.push_str(&format!("\nand {} more…", to_delete.len() - 5))
1186        }
1187
1188        let prompt = prompt("Trash these files?", Some(&details), window, cx);
1189        cx.spawn_in(window, async move |this, cx| {
1190            match prompt.await? {
1191                TrashCancel::Trash => {}
1192                TrashCancel::Cancel => return Ok(()),
1193            }
1194            let tasks = workspace.update(cx, |workspace, cx| {
1195                to_delete
1196                    .iter()
1197                    .filter_map(|entry| {
1198                        workspace.project().update(cx, |project, cx| {
1199                            let project_path = active_repo
1200                                .read(cx)
1201                                .repo_path_to_project_path(&entry.repo_path, cx)?;
1202                            project.delete_file(project_path, true, cx)
1203                        })
1204                    })
1205                    .collect::<Vec<_>>()
1206            })?;
1207            let to_unstage = to_delete
1208                .into_iter()
1209                .filter(|entry| !entry.status.staging().is_fully_unstaged())
1210                .collect();
1211            this.update(cx, |this, cx| this.change_file_stage(false, to_unstage, cx))?;
1212            for task in tasks {
1213                task.await?;
1214            }
1215            Ok(())
1216        })
1217        .detach_and_prompt_err("Failed to trash files", window, cx, |e, _, _| {
1218            Some(format!("{e}"))
1219        });
1220    }
1221
1222    pub fn stage_all(&mut self, _: &StageAll, _window: &mut Window, cx: &mut Context<Self>) {
1223        let entries = self
1224            .entries
1225            .iter()
1226            .filter_map(|entry| entry.status_entry())
1227            .filter(|status_entry| status_entry.staging.has_unstaged())
1228            .cloned()
1229            .collect::<Vec<_>>();
1230        self.change_file_stage(true, entries, cx);
1231    }
1232
1233    pub fn unstage_all(&mut self, _: &UnstageAll, _window: &mut Window, cx: &mut Context<Self>) {
1234        let entries = self
1235            .entries
1236            .iter()
1237            .filter_map(|entry| entry.status_entry())
1238            .filter(|status_entry| status_entry.staging.has_staged())
1239            .cloned()
1240            .collect::<Vec<_>>();
1241        self.change_file_stage(false, entries, cx);
1242    }
1243
1244    fn toggle_staged_for_entry(
1245        &mut self,
1246        entry: &GitListEntry,
1247        _window: &mut Window,
1248        cx: &mut Context<Self>,
1249    ) {
1250        let Some(active_repository) = self.active_repository.as_ref() else {
1251            return;
1252        };
1253        let (stage, repo_paths) = match entry {
1254            GitListEntry::GitStatusEntry(status_entry) => {
1255                if status_entry.status.staging().is_fully_staged() {
1256                    (false, vec![status_entry.clone()])
1257                } else {
1258                    (true, vec![status_entry.clone()])
1259                }
1260            }
1261            GitListEntry::Header(section) => {
1262                let goal_staged_state = !self.header_state(section.header).selected();
1263                let repository = active_repository.read(cx);
1264                let entries = self
1265                    .entries
1266                    .iter()
1267                    .filter_map(|entry| entry.status_entry())
1268                    .filter(|status_entry| {
1269                        section.contains(&status_entry, repository)
1270                            && status_entry.staging.as_bool() != Some(goal_staged_state)
1271                    })
1272                    .map(|status_entry| status_entry.clone())
1273                    .collect::<Vec<_>>();
1274
1275                (goal_staged_state, entries)
1276            }
1277        };
1278        self.change_file_stage(stage, repo_paths, cx);
1279    }
1280
1281    fn change_file_stage(
1282        &mut self,
1283        stage: bool,
1284        entries: Vec<GitStatusEntry>,
1285        cx: &mut Context<Self>,
1286    ) {
1287        let Some(active_repository) = self.active_repository.clone() else {
1288            return;
1289        };
1290        let op_id = self.pending.iter().map(|p| p.op_id).max().unwrap_or(0) + 1;
1291        self.pending.push(PendingOperation {
1292            op_id,
1293            target_status: if stage {
1294                TargetStatus::Staged
1295            } else {
1296                TargetStatus::Unstaged
1297            },
1298            entries: entries.clone(),
1299            finished: false,
1300        });
1301        let repository = active_repository.read(cx);
1302        self.update_counts(repository);
1303        cx.notify();
1304
1305        cx.spawn({
1306            async move |this, cx| {
1307                let result = cx
1308                    .update(|cx| {
1309                        if stage {
1310                            active_repository.update(cx, |repo, cx| {
1311                                let repo_paths = entries
1312                                    .iter()
1313                                    .map(|entry| entry.repo_path.clone())
1314                                    .collect();
1315                                repo.stage_entries(repo_paths, cx)
1316                            })
1317                        } else {
1318                            active_repository.update(cx, |repo, cx| {
1319                                let repo_paths = entries
1320                                    .iter()
1321                                    .map(|entry| entry.repo_path.clone())
1322                                    .collect();
1323                                repo.unstage_entries(repo_paths, cx)
1324                            })
1325                        }
1326                    })?
1327                    .await;
1328
1329                this.update(cx, |this, cx| {
1330                    for pending in this.pending.iter_mut() {
1331                        if pending.op_id == op_id {
1332                            pending.finished = true
1333                        }
1334                    }
1335                    result
1336                        .map_err(|e| {
1337                            this.show_error_toast(if stage { "add" } else { "reset" }, e, cx);
1338                        })
1339                        .ok();
1340                    cx.notify();
1341                })
1342            }
1343        })
1344        .detach();
1345    }
1346
1347    pub fn total_staged_count(&self) -> usize {
1348        self.tracked_staged_count + self.new_staged_count + self.conflicted_staged_count
1349    }
1350
1351    pub fn commit_message_buffer(&self, cx: &App) -> Entity<Buffer> {
1352        self.commit_editor
1353            .read(cx)
1354            .buffer()
1355            .read(cx)
1356            .as_singleton()
1357            .unwrap()
1358            .clone()
1359    }
1360
1361    fn toggle_staged_for_selected(
1362        &mut self,
1363        _: &git::ToggleStaged,
1364        window: &mut Window,
1365        cx: &mut Context<Self>,
1366    ) {
1367        if let Some(selected_entry) = self.get_selected_entry().cloned() {
1368            self.toggle_staged_for_entry(&selected_entry, window, cx);
1369        }
1370    }
1371
1372    fn stage_selected(&mut self, _: &git::StageFile, _window: &mut Window, cx: &mut Context<Self>) {
1373        let Some(selected_entry) = self.get_selected_entry() else {
1374            return;
1375        };
1376        let Some(status_entry) = selected_entry.status_entry() else {
1377            return;
1378        };
1379        if status_entry.staging != StageStatus::Staged {
1380            self.change_file_stage(true, vec![status_entry.clone()], cx);
1381        }
1382    }
1383
1384    fn unstage_selected(
1385        &mut self,
1386        _: &git::UnstageFile,
1387        _window: &mut Window,
1388        cx: &mut Context<Self>,
1389    ) {
1390        let Some(selected_entry) = self.get_selected_entry() else {
1391            return;
1392        };
1393        let Some(status_entry) = selected_entry.status_entry() else {
1394            return;
1395        };
1396        if status_entry.staging != StageStatus::Unstaged {
1397            self.change_file_stage(false, vec![status_entry.clone()], cx);
1398        }
1399    }
1400
1401    fn commit(&mut self, _: &git::Commit, window: &mut Window, cx: &mut Context<Self>) {
1402        if self
1403            .commit_editor
1404            .focus_handle(cx)
1405            .contains_focused(window, cx)
1406        {
1407            telemetry::event!("Git Committed", source = "Git Panel");
1408            self.commit_changes(window, cx)
1409        } else {
1410            cx.propagate();
1411        }
1412    }
1413
1414    fn custom_or_suggested_commit_message(&self, cx: &mut Context<Self>) -> Option<String> {
1415        let message = self.commit_editor.read(cx).text(cx);
1416
1417        if !message.trim().is_empty() {
1418            return Some(message.to_string());
1419        }
1420
1421        self.suggest_commit_message(cx)
1422            .filter(|message| !message.trim().is_empty())
1423    }
1424
1425    pub(crate) fn commit_changes(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1426        let Some(active_repository) = self.active_repository.clone() else {
1427            return;
1428        };
1429        let error_spawn = |message, window: &mut Window, cx: &mut App| {
1430            let prompt = window.prompt(PromptLevel::Warning, message, None, &["Ok"], cx);
1431            cx.spawn(async move |_| {
1432                prompt.await.ok();
1433            })
1434            .detach();
1435        };
1436
1437        if self.has_unstaged_conflicts() {
1438            error_spawn(
1439                "There are still conflicts. You must stage these before committing",
1440                window,
1441                cx,
1442            );
1443            return;
1444        }
1445
1446        let commit_message = self.custom_or_suggested_commit_message(cx);
1447
1448        let Some(mut message) = commit_message else {
1449            self.commit_editor.read(cx).focus_handle(cx).focus(window);
1450            return;
1451        };
1452
1453        if self.add_coauthors {
1454            self.fill_co_authors(&mut message, cx);
1455        }
1456
1457        let task = if self.has_staged_changes() {
1458            // Repository serializes all git operations, so we can just send a commit immediately
1459            let commit_task =
1460                active_repository.update(cx, |repo, cx| repo.commit(message.into(), None, cx));
1461            cx.background_spawn(async move { commit_task.await? })
1462        } else {
1463            let changed_files = self
1464                .entries
1465                .iter()
1466                .filter_map(|entry| entry.status_entry())
1467                .filter(|status_entry| !status_entry.status.is_created())
1468                .map(|status_entry| status_entry.repo_path.clone())
1469                .collect::<Vec<_>>();
1470
1471            if changed_files.is_empty() {
1472                error_spawn("No changes to commit", window, cx);
1473                return;
1474            }
1475
1476            let stage_task =
1477                active_repository.update(cx, |repo, cx| repo.stage_entries(changed_files, cx));
1478            cx.spawn(async move |_, cx| {
1479                stage_task.await?;
1480                let commit_task = active_repository
1481                    .update(cx, |repo, cx| repo.commit(message.into(), None, cx))?;
1482                commit_task.await?
1483            })
1484        };
1485        let task = cx.spawn_in(window, async move |this, cx| {
1486            let result = task.await;
1487            this.update_in(cx, |this, window, cx| {
1488                this.pending_commit.take();
1489                match result {
1490                    Ok(()) => {
1491                        this.commit_editor
1492                            .update(cx, |editor, cx| editor.clear(window, cx));
1493                    }
1494                    Err(e) => this.show_error_toast("commit", e, cx),
1495                }
1496            })
1497            .ok();
1498        });
1499
1500        self.pending_commit = Some(task);
1501    }
1502
1503    fn uncommit(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1504        let Some(repo) = self.active_repository.clone() else {
1505            return;
1506        };
1507        telemetry::event!("Git Uncommitted");
1508
1509        let confirmation = self.check_for_pushed_commits(window, cx);
1510        let prior_head = self.load_commit_details("HEAD".to_string(), cx);
1511
1512        let task = cx.spawn_in(window, async move |this, cx| {
1513            let result = maybe!(async {
1514                if let Ok(true) = confirmation.await {
1515                    let prior_head = prior_head.await?;
1516
1517                    repo.update(cx, |repo, cx| {
1518                        repo.reset("HEAD^".to_string(), ResetMode::Soft, cx)
1519                    })?
1520                    .await??;
1521
1522                    Ok(Some(prior_head))
1523                } else {
1524                    Ok(None)
1525                }
1526            })
1527            .await;
1528
1529            this.update_in(cx, |this, window, cx| {
1530                this.pending_commit.take();
1531                match result {
1532                    Ok(None) => {}
1533                    Ok(Some(prior_commit)) => {
1534                        this.commit_editor.update(cx, |editor, cx| {
1535                            editor.set_text(prior_commit.message, window, cx)
1536                        });
1537                    }
1538                    Err(e) => this.show_error_toast("reset", e, cx),
1539                }
1540            })
1541            .ok();
1542        });
1543
1544        self.pending_commit = Some(task);
1545    }
1546
1547    fn check_for_pushed_commits(
1548        &mut self,
1549        window: &mut Window,
1550        cx: &mut Context<Self>,
1551    ) -> impl Future<Output = Result<bool, anyhow::Error>> + use<> {
1552        let repo = self.active_repository.clone();
1553        let mut cx = window.to_async(cx);
1554
1555        async move {
1556            let Some(repo) = repo else {
1557                return Err(anyhow::anyhow!("No active repository"));
1558            };
1559
1560            let pushed_to: Vec<SharedString> = repo
1561                .update(&mut cx, |repo, _| repo.check_for_pushed_commits())?
1562                .await??;
1563
1564            if pushed_to.is_empty() {
1565                Ok(true)
1566            } else {
1567                #[derive(strum::EnumIter, strum::VariantNames)]
1568                #[strum(serialize_all = "title_case")]
1569                enum CancelUncommit {
1570                    Uncommit,
1571                    Cancel,
1572                }
1573                let detail = format!(
1574                    "This commit was already pushed to {}.",
1575                    pushed_to.into_iter().join(", ")
1576                );
1577                let result = cx
1578                    .update(|window, cx| prompt("Are you sure?", Some(&detail), window, cx))?
1579                    .await?;
1580
1581                match result {
1582                    CancelUncommit::Cancel => Ok(false),
1583                    CancelUncommit::Uncommit => Ok(true),
1584                }
1585            }
1586        }
1587    }
1588
1589    /// Suggests a commit message based on the changed files and their statuses
1590    pub fn suggest_commit_message(&self, cx: &App) -> Option<String> {
1591        if let Some(merge_message) = self
1592            .active_repository
1593            .as_ref()
1594            .and_then(|repo| repo.read(cx).merge_message.as_ref())
1595        {
1596            return Some(merge_message.clone());
1597        }
1598
1599        let git_status_entry = if let Some(staged_entry) = &self.single_staged_entry {
1600            Some(staged_entry)
1601        } else if let Some(single_tracked_entry) = &self.single_tracked_entry {
1602            Some(single_tracked_entry)
1603        } else {
1604            None
1605        }?;
1606
1607        let action_text = if git_status_entry.status.is_deleted() {
1608            Some("Delete")
1609        } else if git_status_entry.status.is_created() {
1610            Some("Create")
1611        } else if git_status_entry.status.is_modified() {
1612            Some("Update")
1613        } else {
1614            None
1615        }?;
1616
1617        let file_name = git_status_entry
1618            .repo_path
1619            .file_name()
1620            .unwrap_or_default()
1621            .to_string_lossy();
1622
1623        Some(format!("{} {}", action_text, file_name))
1624    }
1625
1626    fn generate_commit_message_action(
1627        &mut self,
1628        _: &git::GenerateCommitMessage,
1629        _window: &mut Window,
1630        cx: &mut Context<Self>,
1631    ) {
1632        self.generate_commit_message(cx);
1633    }
1634
1635    /// Generates a commit message using an LLM.
1636    pub fn generate_commit_message(&mut self, cx: &mut Context<Self>) {
1637        if !self.can_commit() {
1638            return;
1639        }
1640
1641        let model = match current_language_model(cx) {
1642            Some(value) => value,
1643            None => return,
1644        };
1645
1646        let Some(repo) = self.active_repository.as_ref() else {
1647            return;
1648        };
1649
1650        telemetry::event!("Git Commit Message Generated");
1651
1652        let diff = repo.update(cx, |repo, cx| {
1653            if self.has_staged_changes() {
1654                repo.diff(DiffType::HeadToIndex, cx)
1655            } else {
1656                repo.diff(DiffType::HeadToWorktree, cx)
1657            }
1658        });
1659
1660        self.generate_commit_message_task = Some(cx.spawn(async move |this, cx| {
1661             async move {
1662                let _defer = cx.on_drop(&this, |this, _cx| {
1663                    this.generate_commit_message_task.take();
1664                });
1665
1666                let mut diff_text = diff.await??;
1667
1668                const ONE_MB: usize = 1_000_000;
1669                if diff_text.len() > ONE_MB {
1670                    diff_text = diff_text.chars().take(ONE_MB).collect()
1671                }
1672
1673                let subject = this.update(cx, |this, cx| {
1674                    this.commit_editor.read(cx).text(cx).lines().next().map(ToOwned::to_owned).unwrap_or_default()
1675                })?;
1676
1677                let text_empty = subject.trim().is_empty();
1678
1679                let content = if text_empty {
1680                    format!("{PROMPT}\nHere are the changes in this commit:\n{diff_text}")
1681                } else {
1682                    format!("{PROMPT}\nHere is the user's subject line:\n{subject}\nHere are the changes in this commit:\n{diff_text}\n")
1683                };
1684
1685                const PROMPT: &str = include_str!("commit_message_prompt.txt");
1686
1687                let request = LanguageModelRequest {
1688                    messages: vec![LanguageModelRequestMessage {
1689                        role: Role::User,
1690                        content: vec![content.into()],
1691                        cache: false,
1692                    }],
1693                    tools: Vec::new(),
1694                    stop: Vec::new(),
1695                    temperature: None,
1696                };
1697
1698                let stream = model.stream_completion_text(request, &cx);
1699                let mut messages = stream.await?;
1700
1701                if !text_empty {
1702                    this.update(cx, |this, cx| {
1703                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
1704                            let insert_position = buffer.anchor_before(buffer.len());
1705                            buffer.edit([(insert_position..insert_position, "\n")], None, cx)
1706                        });
1707                    })?;
1708                }
1709
1710                while let Some(message) = messages.stream.next().await {
1711                    let text = message?;
1712
1713                    this.update(cx, |this, cx| {
1714                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
1715                            let insert_position = buffer.anchor_before(buffer.len());
1716                            buffer.edit([(insert_position..insert_position, text)], None, cx);
1717                        });
1718                    })?;
1719                }
1720
1721                anyhow::Ok(())
1722            }
1723            .log_err().await
1724        }));
1725    }
1726
1727    pub(crate) fn fetch(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1728        if !self.can_push_and_pull(cx) {
1729            return;
1730        }
1731
1732        let Some(repo) = self.active_repository.clone() else {
1733            return;
1734        };
1735        telemetry::event!("Git Fetched");
1736        let guard = self.start_remote_operation();
1737        let askpass = self.askpass_delegate("git fetch", window, cx);
1738        let this = cx.weak_entity();
1739        window
1740            .spawn(cx, async move |cx| {
1741                let fetch = repo.update(cx, |repo, cx| repo.fetch(askpass, cx))?;
1742
1743                let remote_message = fetch.await?;
1744                drop(guard);
1745                this.update(cx, |this, cx| {
1746                    let action = RemoteAction::Fetch;
1747                    match remote_message {
1748                        Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
1749                        Err(e) => {
1750                            log::error!("Error while fetching {:?}", e);
1751                            this.show_error_toast(action.name(), e, cx)
1752                        }
1753                    }
1754
1755                    anyhow::Ok(())
1756                })
1757                .ok();
1758                anyhow::Ok(())
1759            })
1760            .detach_and_log_err(cx);
1761    }
1762
1763    pub(crate) fn git_init(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1764        let worktrees = self
1765            .project
1766            .read(cx)
1767            .visible_worktrees(cx)
1768            .collect::<Vec<_>>();
1769
1770        let worktree = if worktrees.len() == 1 {
1771            Task::ready(Some(worktrees.first().unwrap().clone()))
1772        } else if worktrees.len() == 0 {
1773            let result = window.prompt(
1774                PromptLevel::Warning,
1775                "Unable to initialize a git repository",
1776                Some("Open a directory first"),
1777                &["Ok"],
1778                cx,
1779            );
1780            cx.background_executor()
1781                .spawn(async move {
1782                    result.await.ok();
1783                })
1784                .detach();
1785            return;
1786        } else {
1787            let worktree_directories = worktrees
1788                .iter()
1789                .map(|worktree| worktree.read(cx).abs_path())
1790                .map(|worktree_abs_path| {
1791                    if let Ok(path) = worktree_abs_path.strip_prefix(util::paths::home_dir()) {
1792                        Path::new("~")
1793                            .join(path)
1794                            .to_string_lossy()
1795                            .to_string()
1796                            .into()
1797                    } else {
1798                        worktree_abs_path.to_string_lossy().to_string().into()
1799                    }
1800                })
1801                .collect_vec();
1802            let prompt = picker_prompt::prompt(
1803                "Where would you like to initialize this git repository?",
1804                worktree_directories,
1805                self.workspace.clone(),
1806                window,
1807                cx,
1808            );
1809
1810            cx.spawn(async move |_, _| prompt.await.map(|ix| worktrees[ix].clone()))
1811        };
1812
1813        cx.spawn_in(window, async move |this, cx| {
1814            let worktree = match worktree.await {
1815                Some(worktree) => worktree,
1816                None => {
1817                    return;
1818                }
1819            };
1820
1821            let Ok(result) = this.update(cx, |this, cx| {
1822                let fallback_branch_name = GitPanelSettings::get_global(cx)
1823                    .fallback_branch_name
1824                    .clone();
1825                this.project.read(cx).git_init(
1826                    worktree.read(cx).abs_path(),
1827                    fallback_branch_name,
1828                    cx,
1829                )
1830            }) else {
1831                return;
1832            };
1833
1834            let result = result.await;
1835
1836            this.update_in(cx, |this, _, cx| match result {
1837                Ok(()) => {}
1838                Err(e) => this.show_error_toast("init", e, cx),
1839            })
1840            .ok();
1841        })
1842        .detach();
1843    }
1844
1845    pub(crate) fn pull(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1846        if !self.can_push_and_pull(cx) {
1847            return;
1848        }
1849        let Some(repo) = self.active_repository.clone() else {
1850            return;
1851        };
1852        let Some(branch) = repo.read(cx).current_branch() else {
1853            return;
1854        };
1855        telemetry::event!("Git Pulled");
1856        let branch = branch.clone();
1857        let remote = self.get_current_remote(window, cx);
1858        cx.spawn_in(window, async move |this, cx| {
1859            let remote = match remote.await {
1860                Ok(Some(remote)) => remote,
1861                Ok(None) => {
1862                    return Ok(());
1863                }
1864                Err(e) => {
1865                    log::error!("Failed to get current remote: {}", e);
1866                    this.update(cx, |this, cx| this.show_error_toast("pull", e, cx))
1867                        .ok();
1868                    return Ok(());
1869                }
1870            };
1871
1872            let askpass = this.update_in(cx, |this, window, cx| {
1873                this.askpass_delegate(format!("git pull {}", remote.name), window, cx)
1874            })?;
1875
1876            let guard = this
1877                .update(cx, |this, _| this.start_remote_operation())
1878                .ok();
1879
1880            let pull = repo.update(cx, |repo, cx| {
1881                repo.pull(branch.name.clone(), remote.name.clone(), askpass, cx)
1882            })?;
1883
1884            let remote_message = pull.await?;
1885            drop(guard);
1886
1887            let action = RemoteAction::Pull(remote);
1888            this.update(cx, |this, cx| match remote_message {
1889                Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
1890                Err(e) => {
1891                    log::error!("Error while pulling {:?}", e);
1892                    this.show_error_toast(action.name(), e, cx)
1893                }
1894            })
1895            .ok();
1896
1897            anyhow::Ok(())
1898        })
1899        .detach_and_log_err(cx);
1900    }
1901
1902    pub(crate) fn push(&mut self, force_push: bool, window: &mut Window, cx: &mut Context<Self>) {
1903        if !self.can_push_and_pull(cx) {
1904            return;
1905        }
1906        let Some(repo) = self.active_repository.clone() else {
1907            return;
1908        };
1909        let Some(branch) = repo.read(cx).current_branch() else {
1910            return;
1911        };
1912        telemetry::event!("Git Pushed");
1913        let branch = branch.clone();
1914
1915        let options = if force_push {
1916            Some(PushOptions::Force)
1917        } else {
1918            match branch.upstream {
1919                Some(Upstream {
1920                    tracking: UpstreamTracking::Gone,
1921                    ..
1922                })
1923                | None => Some(PushOptions::SetUpstream),
1924                _ => None,
1925            }
1926        };
1927        let remote = self.get_current_remote(window, cx);
1928
1929        cx.spawn_in(window, async move |this, cx| {
1930            let remote = match remote.await {
1931                Ok(Some(remote)) => remote,
1932                Ok(None) => {
1933                    return Ok(());
1934                }
1935                Err(e) => {
1936                    log::error!("Failed to get current remote: {}", e);
1937                    this.update(cx, |this, cx| this.show_error_toast("push", e, cx))
1938                        .ok();
1939                    return Ok(());
1940                }
1941            };
1942
1943            let askpass_delegate = this.update_in(cx, |this, window, cx| {
1944                this.askpass_delegate(format!("git push {}", remote.name), window, cx)
1945            })?;
1946
1947            let guard = this
1948                .update(cx, |this, _| this.start_remote_operation())
1949                .ok();
1950
1951            let push = repo.update(cx, |repo, cx| {
1952                repo.push(
1953                    branch.name.clone(),
1954                    remote.name.clone(),
1955                    options,
1956                    askpass_delegate,
1957                    cx,
1958                )
1959            })?;
1960
1961            let remote_output = push.await?;
1962            drop(guard);
1963
1964            let action = RemoteAction::Push(branch.name, remote);
1965            this.update(cx, |this, cx| match remote_output {
1966                Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
1967                Err(e) => {
1968                    log::error!("Error while pushing {:?}", e);
1969                    this.show_error_toast(action.name(), e, cx)
1970                }
1971            })?;
1972
1973            anyhow::Ok(())
1974        })
1975        .detach_and_log_err(cx);
1976    }
1977
1978    fn askpass_delegate(
1979        &self,
1980        operation: impl Into<SharedString>,
1981        window: &mut Window,
1982        cx: &mut Context<Self>,
1983    ) -> AskPassDelegate {
1984        let this = cx.weak_entity();
1985        let operation = operation.into();
1986        let window = window.window_handle();
1987        AskPassDelegate::new(&mut cx.to_async(), move |prompt, tx, cx| {
1988            window
1989                .update(cx, |_, window, cx| {
1990                    this.update(cx, |this, cx| {
1991                        this.workspace.update(cx, |workspace, cx| {
1992                            workspace.toggle_modal(window, cx, |window, cx| {
1993                                AskPassModal::new(operation.clone(), prompt.into(), tx, window, cx)
1994                            });
1995                        })
1996                    })
1997                })
1998                .ok();
1999        })
2000    }
2001
2002    fn can_push_and_pull(&self, cx: &App) -> bool {
2003        !self.project.read(cx).is_via_collab()
2004    }
2005
2006    fn get_current_remote(
2007        &mut self,
2008        window: &mut Window,
2009        cx: &mut Context<Self>,
2010    ) -> impl Future<Output = anyhow::Result<Option<Remote>>> + use<> {
2011        let repo = self.active_repository.clone();
2012        let workspace = self.workspace.clone();
2013        let mut cx = window.to_async(cx);
2014
2015        async move {
2016            let Some(repo) = repo else {
2017                return Err(anyhow::anyhow!("No active repository"));
2018            };
2019
2020            let mut current_remotes: Vec<Remote> = repo
2021                .update(&mut cx, |repo, _| {
2022                    let Some(current_branch) = repo.current_branch() else {
2023                        return Err(anyhow::anyhow!("No active branch"));
2024                    };
2025
2026                    Ok(repo.get_remotes(Some(current_branch.name.to_string())))
2027                })??
2028                .await??;
2029
2030            if current_remotes.len() == 0 {
2031                return Err(anyhow::anyhow!("No active remote"));
2032            } else if current_remotes.len() == 1 {
2033                return Ok(Some(current_remotes.pop().unwrap()));
2034            } else {
2035                let current_remotes: Vec<_> = current_remotes
2036                    .into_iter()
2037                    .map(|remotes| remotes.name)
2038                    .collect();
2039                let selection = cx
2040                    .update(|window, cx| {
2041                        picker_prompt::prompt(
2042                            "Pick which remote to push to",
2043                            current_remotes.clone(),
2044                            workspace,
2045                            window,
2046                            cx,
2047                        )
2048                    })?
2049                    .await;
2050
2051                Ok(selection.map(|selection| Remote {
2052                    name: current_remotes[selection].clone(),
2053                }))
2054            }
2055        }
2056    }
2057
2058    fn potential_co_authors(&self, cx: &App) -> Vec<(String, String)> {
2059        let mut new_co_authors = Vec::new();
2060        let project = self.project.read(cx);
2061
2062        let Some(room) = self
2063            .workspace
2064            .upgrade()
2065            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned())
2066        else {
2067            return Vec::default();
2068        };
2069
2070        let room = room.read(cx);
2071
2072        for (peer_id, collaborator) in project.collaborators() {
2073            if collaborator.is_host {
2074                continue;
2075            }
2076
2077            let Some(participant) = room.remote_participant_for_peer_id(*peer_id) else {
2078                continue;
2079            };
2080            if participant.can_write() && participant.user.email.is_some() {
2081                let email = participant.user.email.clone().unwrap();
2082
2083                new_co_authors.push((
2084                    participant
2085                        .user
2086                        .name
2087                        .clone()
2088                        .unwrap_or_else(|| participant.user.github_login.clone()),
2089                    email,
2090                ))
2091            }
2092        }
2093        if !project.is_local() && !project.is_read_only(cx) {
2094            if let Some(user) = room.local_participant_user(cx) {
2095                if let Some(email) = user.email.clone() {
2096                    new_co_authors.push((
2097                        user.name
2098                            .clone()
2099                            .unwrap_or_else(|| user.github_login.clone()),
2100                        email.clone(),
2101                    ))
2102                }
2103            }
2104        }
2105        new_co_authors
2106    }
2107
2108    fn toggle_fill_co_authors(
2109        &mut self,
2110        _: &ToggleFillCoAuthors,
2111        _: &mut Window,
2112        cx: &mut Context<Self>,
2113    ) {
2114        self.add_coauthors = !self.add_coauthors;
2115        cx.notify();
2116    }
2117
2118    fn fill_co_authors(&mut self, message: &mut String, cx: &mut Context<Self>) {
2119        const CO_AUTHOR_PREFIX: &str = "Co-authored-by: ";
2120
2121        let existing_text = message.to_ascii_lowercase();
2122        let lowercase_co_author_prefix = CO_AUTHOR_PREFIX.to_lowercase();
2123        let mut ends_with_co_authors = false;
2124        let existing_co_authors = existing_text
2125            .lines()
2126            .filter_map(|line| {
2127                let line = line.trim();
2128                if line.starts_with(&lowercase_co_author_prefix) {
2129                    ends_with_co_authors = true;
2130                    Some(line)
2131                } else {
2132                    ends_with_co_authors = false;
2133                    None
2134                }
2135            })
2136            .collect::<HashSet<_>>();
2137
2138        let new_co_authors = self
2139            .potential_co_authors(cx)
2140            .into_iter()
2141            .filter(|(_, email)| {
2142                !existing_co_authors
2143                    .iter()
2144                    .any(|existing| existing.contains(email.as_str()))
2145            })
2146            .collect::<Vec<_>>();
2147
2148        if new_co_authors.is_empty() {
2149            return;
2150        }
2151
2152        if !ends_with_co_authors {
2153            message.push('\n');
2154        }
2155        for (name, email) in new_co_authors {
2156            message.push('\n');
2157            message.push_str(CO_AUTHOR_PREFIX);
2158            message.push_str(&name);
2159            message.push_str(" <");
2160            message.push_str(&email);
2161            message.push('>');
2162        }
2163        message.push('\n');
2164    }
2165
2166    fn schedule_update(
2167        &mut self,
2168        clear_pending: bool,
2169        window: &mut Window,
2170        cx: &mut Context<Self>,
2171    ) {
2172        let handle = cx.entity().downgrade();
2173        self.reopen_commit_buffer(window, cx);
2174        self.update_visible_entries_task = cx.spawn_in(window, async move |_, cx| {
2175            cx.background_executor().timer(UPDATE_DEBOUNCE).await;
2176            if let Some(git_panel) = handle.upgrade() {
2177                git_panel
2178                    .update_in(cx, |git_panel, window, cx| {
2179                        if clear_pending {
2180                            git_panel.clear_pending();
2181                        }
2182                        git_panel.update_visible_entries(cx);
2183                        git_panel.update_scrollbar_properties(window, cx);
2184                    })
2185                    .ok();
2186            }
2187        });
2188    }
2189
2190    fn reopen_commit_buffer(&mut self, window: &mut Window, cx: &mut Context<Self>) {
2191        let Some(active_repo) = self.active_repository.as_ref() else {
2192            return;
2193        };
2194        let load_buffer = active_repo.update(cx, |active_repo, cx| {
2195            let project = self.project.read(cx);
2196            active_repo.open_commit_buffer(
2197                Some(project.languages().clone()),
2198                project.buffer_store().clone(),
2199                cx,
2200            )
2201        });
2202
2203        cx.spawn_in(window, async move |git_panel, cx| {
2204            let buffer = load_buffer.await?;
2205            git_panel.update_in(cx, |git_panel, window, cx| {
2206                if git_panel
2207                    .commit_editor
2208                    .read(cx)
2209                    .buffer()
2210                    .read(cx)
2211                    .as_singleton()
2212                    .as_ref()
2213                    != Some(&buffer)
2214                {
2215                    git_panel.commit_editor = cx.new(|cx| {
2216                        commit_message_editor(
2217                            buffer,
2218                            git_panel.suggest_commit_message(cx).as_deref(),
2219                            git_panel.project.clone(),
2220                            true,
2221                            window,
2222                            cx,
2223                        )
2224                    });
2225                }
2226            })
2227        })
2228        .detach_and_log_err(cx);
2229    }
2230
2231    fn clear_pending(&mut self) {
2232        self.pending.retain(|v| !v.finished)
2233    }
2234
2235    fn update_visible_entries(&mut self, cx: &mut Context<Self>) {
2236        self.entries.clear();
2237        self.single_staged_entry.take();
2238        self.single_tracked_entry.take();
2239        self.conflicted_count = 0;
2240        self.conflicted_staged_count = 0;
2241        self.new_count = 0;
2242        self.tracked_count = 0;
2243        self.new_staged_count = 0;
2244        self.tracked_staged_count = 0;
2245        self.entry_count = 0;
2246
2247        let mut changed_entries = Vec::new();
2248        let mut new_entries = Vec::new();
2249        let mut conflict_entries = Vec::new();
2250        let mut last_staged = None;
2251        let mut staged_count = 0;
2252        let mut max_width_item: Option<(RepoPath, usize)> = None;
2253
2254        let Some(repo) = self.active_repository.as_ref() else {
2255            // Just clear entries if no repository is active.
2256            cx.notify();
2257            return;
2258        };
2259
2260        let repo = repo.read(cx);
2261
2262        for entry in repo.cached_status() {
2263            let is_conflict = repo.has_conflict(&entry.repo_path);
2264            let is_new = entry.status.is_created();
2265            let staging = entry.status.staging();
2266
2267            if self.pending.iter().any(|pending| {
2268                pending.target_status == TargetStatus::Reverted
2269                    && !pending.finished
2270                    && pending
2271                        .entries
2272                        .iter()
2273                        .any(|pending| pending.repo_path == entry.repo_path)
2274            }) {
2275                continue;
2276            }
2277
2278            let abs_path = repo
2279                .repository_entry
2280                .work_directory_abs_path
2281                .join(&entry.repo_path.0);
2282            let entry = GitStatusEntry {
2283                repo_path: entry.repo_path.clone(),
2284                abs_path,
2285                status: entry.status,
2286                staging,
2287            };
2288
2289            if staging.has_staged() {
2290                staged_count += 1;
2291                last_staged = Some(entry.clone());
2292            }
2293
2294            let width_estimate = Self::item_width_estimate(
2295                entry.parent_dir().map(|s| s.len()).unwrap_or(0),
2296                entry.display_name().len(),
2297            );
2298
2299            match max_width_item.as_mut() {
2300                Some((repo_path, estimate)) => {
2301                    if width_estimate > *estimate {
2302                        *repo_path = entry.repo_path.clone();
2303                        *estimate = width_estimate;
2304                    }
2305                }
2306                None => max_width_item = Some((entry.repo_path.clone(), width_estimate)),
2307            }
2308
2309            if is_conflict {
2310                conflict_entries.push(entry);
2311            } else if is_new {
2312                new_entries.push(entry);
2313            } else {
2314                changed_entries.push(entry);
2315            }
2316        }
2317
2318        let mut pending_staged_count = 0;
2319        let mut last_pending_staged = None;
2320        let mut pending_status_for_last_staged = None;
2321        for pending in self.pending.iter() {
2322            if pending.target_status == TargetStatus::Staged {
2323                pending_staged_count += pending.entries.len();
2324                last_pending_staged = pending.entries.iter().next().cloned();
2325            }
2326            if let Some(last_staged) = &last_staged {
2327                if pending
2328                    .entries
2329                    .iter()
2330                    .any(|entry| entry.repo_path == last_staged.repo_path)
2331                {
2332                    pending_status_for_last_staged = Some(pending.target_status);
2333                }
2334            }
2335        }
2336
2337        if conflict_entries.len() == 0 && staged_count == 1 && pending_staged_count == 0 {
2338            match pending_status_for_last_staged {
2339                Some(TargetStatus::Staged) | None => {
2340                    self.single_staged_entry = last_staged;
2341                }
2342                _ => {}
2343            }
2344        } else if conflict_entries.len() == 0 && pending_staged_count == 1 {
2345            self.single_staged_entry = last_pending_staged;
2346        }
2347
2348        if conflict_entries.len() == 0 && changed_entries.len() == 1 {
2349            self.single_tracked_entry = changed_entries.first().cloned();
2350        }
2351
2352        if conflict_entries.len() > 0 {
2353            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2354                header: Section::Conflict,
2355            }));
2356            self.entries.extend(
2357                conflict_entries
2358                    .into_iter()
2359                    .map(GitListEntry::GitStatusEntry),
2360            );
2361        }
2362
2363        if changed_entries.len() > 0 {
2364            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2365                header: Section::Tracked,
2366            }));
2367            self.entries.extend(
2368                changed_entries
2369                    .into_iter()
2370                    .map(GitListEntry::GitStatusEntry),
2371            );
2372        }
2373        if new_entries.len() > 0 {
2374            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2375                header: Section::New,
2376            }));
2377            self.entries
2378                .extend(new_entries.into_iter().map(GitListEntry::GitStatusEntry));
2379        }
2380
2381        if let Some((repo_path, _)) = max_width_item {
2382            self.max_width_item_index = self.entries.iter().position(|entry| match entry {
2383                GitListEntry::GitStatusEntry(git_status_entry) => {
2384                    git_status_entry.repo_path == repo_path
2385                }
2386                GitListEntry::Header(_) => false,
2387            });
2388        }
2389
2390        self.update_counts(repo);
2391
2392        self.select_first_entry_if_none(cx);
2393
2394        let suggested_commit_message = self.suggest_commit_message(cx);
2395        let placeholder_text = suggested_commit_message
2396            .as_deref()
2397            .unwrap_or("Enter commit message");
2398
2399        self.commit_editor.update(cx, |editor, cx| {
2400            editor.set_placeholder_text(Arc::from(placeholder_text), cx)
2401        });
2402
2403        cx.notify();
2404    }
2405
2406    fn header_state(&self, header_type: Section) -> ToggleState {
2407        let (staged_count, count) = match header_type {
2408            Section::New => (self.new_staged_count, self.new_count),
2409            Section::Tracked => (self.tracked_staged_count, self.tracked_count),
2410            Section::Conflict => (self.conflicted_staged_count, self.conflicted_count),
2411        };
2412        if staged_count == 0 {
2413            ToggleState::Unselected
2414        } else if count == staged_count {
2415            ToggleState::Selected
2416        } else {
2417            ToggleState::Indeterminate
2418        }
2419    }
2420
2421    fn update_counts(&mut self, repo: &Repository) {
2422        self.conflicted_count = 0;
2423        self.conflicted_staged_count = 0;
2424        self.new_count = 0;
2425        self.tracked_count = 0;
2426        self.new_staged_count = 0;
2427        self.tracked_staged_count = 0;
2428        self.entry_count = 0;
2429        for entry in &self.entries {
2430            let Some(status_entry) = entry.status_entry() else {
2431                continue;
2432            };
2433            self.entry_count += 1;
2434            if repo.has_conflict(&status_entry.repo_path) {
2435                self.conflicted_count += 1;
2436                if self.entry_staging(status_entry).has_staged() {
2437                    self.conflicted_staged_count += 1;
2438                }
2439            } else if status_entry.status.is_created() {
2440                self.new_count += 1;
2441                if self.entry_staging(status_entry).has_staged() {
2442                    self.new_staged_count += 1;
2443                }
2444            } else {
2445                self.tracked_count += 1;
2446                if self.entry_staging(status_entry).has_staged() {
2447                    self.tracked_staged_count += 1;
2448                }
2449            }
2450        }
2451    }
2452
2453    fn entry_staging(&self, entry: &GitStatusEntry) -> StageStatus {
2454        for pending in self.pending.iter().rev() {
2455            if pending
2456                .entries
2457                .iter()
2458                .any(|pending_entry| pending_entry.repo_path == entry.repo_path)
2459            {
2460                match pending.target_status {
2461                    TargetStatus::Staged => return StageStatus::Staged,
2462                    TargetStatus::Unstaged => return StageStatus::Unstaged,
2463                    TargetStatus::Reverted => continue,
2464                    TargetStatus::Unchanged => continue,
2465                }
2466            }
2467        }
2468        entry.staging
2469    }
2470
2471    pub(crate) fn has_staged_changes(&self) -> bool {
2472        self.tracked_staged_count > 0
2473            || self.new_staged_count > 0
2474            || self.conflicted_staged_count > 0
2475    }
2476
2477    pub(crate) fn has_unstaged_changes(&self) -> bool {
2478        self.tracked_count > self.tracked_staged_count
2479            || self.new_count > self.new_staged_count
2480            || self.conflicted_count > self.conflicted_staged_count
2481    }
2482
2483    fn has_conflicts(&self) -> bool {
2484        self.conflicted_count > 0
2485    }
2486
2487    fn has_tracked_changes(&self) -> bool {
2488        self.tracked_count > 0
2489    }
2490
2491    pub fn has_unstaged_conflicts(&self) -> bool {
2492        self.conflicted_count > 0 && self.conflicted_count != self.conflicted_staged_count
2493    }
2494
2495    fn show_error_toast(&self, action: impl Into<SharedString>, e: anyhow::Error, cx: &mut App) {
2496        let action = action.into();
2497        let Some(workspace) = self.workspace.upgrade() else {
2498            return;
2499        };
2500
2501        let message = e.to_string().trim().to_string();
2502        if message
2503            .matches(git::repository::REMOTE_CANCELLED_BY_USER)
2504            .next()
2505            .is_some()
2506        {
2507            return; // Hide the cancelled by user message
2508        } else {
2509            workspace.update(cx, |workspace, cx| {
2510                let workspace_weak = cx.weak_entity();
2511                let toast =
2512                    StatusToast::new(format!("git {} failed", action.clone()), cx, |this, _cx| {
2513                        this.icon(ToastIcon::new(IconName::XCircle).color(Color::Error))
2514                            .action("View Log", move |window, cx| {
2515                                let message = message.clone();
2516                                let action = action.clone();
2517                                workspace_weak
2518                                    .update(cx, move |workspace, cx| {
2519                                        Self::open_output(action, workspace, &message, window, cx)
2520                                    })
2521                                    .ok();
2522                            })
2523                    });
2524                workspace.toggle_status_toast(toast, cx)
2525            });
2526        }
2527    }
2528
2529    fn show_remote_output(&self, action: RemoteAction, info: RemoteCommandOutput, cx: &mut App) {
2530        let Some(workspace) = self.workspace.upgrade() else {
2531            return;
2532        };
2533
2534        workspace.update(cx, |workspace, cx| {
2535            let SuccessMessage { message, style } = remote_output::format_output(&action, info);
2536            let workspace_weak = cx.weak_entity();
2537            let operation = action.name();
2538
2539            let status_toast = StatusToast::new(message, cx, move |this, _cx| {
2540                use remote_output::SuccessStyle::*;
2541                match style {
2542                    Toast { .. } => this,
2543                    ToastWithLog { output } => this
2544                        .icon(ToastIcon::new(IconName::GitBranchSmall).color(Color::Muted))
2545                        .action("View Log", move |window, cx| {
2546                            let output = output.clone();
2547                            let output =
2548                                format!("stdout:\n{}\nstderr:\n{}", output.stdout, output.stderr);
2549                            workspace_weak
2550                                .update(cx, move |workspace, cx| {
2551                                    Self::open_output(operation, workspace, &output, window, cx)
2552                                })
2553                                .ok();
2554                        }),
2555                    PushPrLink { link } => this
2556                        .icon(ToastIcon::new(IconName::GitBranchSmall).color(Color::Muted))
2557                        .action("Open Pull Request", move |_, cx| cx.open_url(&link)),
2558                }
2559            });
2560            workspace.toggle_status_toast(status_toast, cx)
2561        });
2562    }
2563
2564    fn open_output(
2565        operation: impl Into<SharedString>,
2566        workspace: &mut Workspace,
2567        output: &str,
2568        window: &mut Window,
2569        cx: &mut Context<Workspace>,
2570    ) {
2571        let operation = operation.into();
2572        let buffer = cx.new(|cx| Buffer::local(output, cx));
2573        buffer.update(cx, |buffer, cx| {
2574            buffer.set_capability(language::Capability::ReadOnly, cx);
2575        });
2576        let editor = cx.new(|cx| {
2577            let mut editor = Editor::for_buffer(buffer, None, window, cx);
2578            editor.buffer().update(cx, |buffer, cx| {
2579                buffer.set_title(format!("Output from git {operation}"), cx);
2580            });
2581            editor.set_read_only(true);
2582            editor
2583        });
2584
2585        workspace.add_item_to_center(Box::new(editor), window, cx);
2586    }
2587
2588    pub fn render_spinner(&self) -> Option<impl IntoElement> {
2589        (!self.pending_remote_operations.borrow().is_empty()).then(|| {
2590            Icon::new(IconName::ArrowCircle)
2591                .size(IconSize::XSmall)
2592                .color(Color::Info)
2593                .with_animation(
2594                    "arrow-circle",
2595                    Animation::new(Duration::from_secs(2)).repeat(),
2596                    |icon, delta| icon.transform(Transformation::rotate(percentage(delta))),
2597                )
2598                .into_any_element()
2599        })
2600    }
2601
2602    pub fn can_commit(&self) -> bool {
2603        (self.has_staged_changes() || self.has_tracked_changes()) && !self.has_unstaged_conflicts()
2604    }
2605
2606    pub fn can_stage_all(&self) -> bool {
2607        self.has_unstaged_changes()
2608    }
2609
2610    pub fn can_unstage_all(&self) -> bool {
2611        self.has_staged_changes()
2612    }
2613
2614    // eventually we'll need to take depth into account here
2615    // if we add a tree view
2616    fn item_width_estimate(path: usize, file_name: usize) -> usize {
2617        path + file_name
2618    }
2619
2620    fn render_overflow_menu(&self, id: impl Into<ElementId>) -> impl IntoElement {
2621        let focus_handle = self.focus_handle.clone();
2622        PopoverMenu::new(id.into())
2623            .trigger(
2624                IconButton::new("overflow-menu-trigger", IconName::EllipsisVertical)
2625                    .icon_size(IconSize::Small)
2626                    .icon_color(Color::Muted),
2627            )
2628            .menu(move |window, cx| Some(git_panel_context_menu(focus_handle.clone(), window, cx)))
2629            .anchor(Corner::TopRight)
2630    }
2631
2632    pub(crate) fn render_generate_commit_message_button(
2633        &self,
2634        cx: &Context<Self>,
2635    ) -> Option<AnyElement> {
2636        current_language_model(cx).is_some().then(|| {
2637            if self.generate_commit_message_task.is_some() {
2638                return h_flex()
2639                    .gap_1()
2640                    .child(
2641                        Icon::new(IconName::ArrowCircle)
2642                            .size(IconSize::XSmall)
2643                            .color(Color::Info)
2644                            .with_animation(
2645                                "arrow-circle",
2646                                Animation::new(Duration::from_secs(2)).repeat(),
2647                                |icon, delta| {
2648                                    icon.transform(Transformation::rotate(percentage(delta)))
2649                                },
2650                            ),
2651                    )
2652                    .child(
2653                        Label::new("Generating Commit...")
2654                            .size(LabelSize::Small)
2655                            .color(Color::Muted),
2656                    )
2657                    .into_any_element();
2658            }
2659
2660            let can_commit = self.can_commit();
2661            let editor_focus_handle = self.commit_editor.focus_handle(cx);
2662            IconButton::new("generate-commit-message", IconName::AiEdit)
2663                .shape(ui::IconButtonShape::Square)
2664                .icon_color(Color::Muted)
2665                .tooltip(move |window, cx| {
2666                    if can_commit {
2667                        Tooltip::for_action_in(
2668                            "Generate Commit Message",
2669                            &git::GenerateCommitMessage,
2670                            &editor_focus_handle,
2671                            window,
2672                            cx,
2673                        )
2674                    } else {
2675                        Tooltip::simple("No changes to commit", cx)
2676                    }
2677                })
2678                .disabled(!can_commit)
2679                .on_click(cx.listener(move |this, _event, _window, cx| {
2680                    this.generate_commit_message(cx);
2681                }))
2682                .into_any_element()
2683        })
2684    }
2685
2686    pub(crate) fn render_co_authors(&self, cx: &Context<Self>) -> Option<AnyElement> {
2687        let potential_co_authors = self.potential_co_authors(cx);
2688        if potential_co_authors.is_empty() {
2689            None
2690        } else {
2691            Some(
2692                IconButton::new("co-authors", IconName::Person)
2693                    .shape(ui::IconButtonShape::Square)
2694                    .icon_color(Color::Disabled)
2695                    .selected_icon_color(Color::Selected)
2696                    .toggle_state(self.add_coauthors)
2697                    .tooltip(move |_, cx| {
2698                        let title = format!(
2699                            "Add co-authored-by:{}{}",
2700                            if potential_co_authors.len() == 1 {
2701                                ""
2702                            } else {
2703                                "\n"
2704                            },
2705                            potential_co_authors
2706                                .iter()
2707                                .map(|(name, email)| format!(" {} <{}>", name, email))
2708                                .join("\n")
2709                        );
2710                        Tooltip::simple(title, cx)
2711                    })
2712                    .on_click(cx.listener(|this, _, _, cx| {
2713                        this.add_coauthors = !this.add_coauthors;
2714                        cx.notify();
2715                    }))
2716                    .into_any_element(),
2717            )
2718        }
2719    }
2720
2721    pub fn configure_commit_button(&self, cx: &mut Context<Self>) -> (bool, &'static str) {
2722        if self.has_unstaged_conflicts() {
2723            (false, "You must resolve conflicts before committing")
2724        } else if !self.has_staged_changes() && !self.has_tracked_changes() {
2725            (false, "No changes to commit")
2726        } else if self.pending_commit.is_some() {
2727            (false, "Commit in progress")
2728        } else if self.custom_or_suggested_commit_message(cx).is_none() {
2729            (false, "No commit message")
2730        } else if !self.has_write_access(cx) {
2731            (false, "You do not have write access to this project")
2732        } else {
2733            (true, self.commit_button_title())
2734        }
2735    }
2736
2737    pub fn commit_button_title(&self) -> &'static str {
2738        if self.has_staged_changes() {
2739            "Commit"
2740        } else {
2741            "Commit Tracked"
2742        }
2743    }
2744
2745    fn expand_commit_editor(
2746        &mut self,
2747        _: &git::ExpandCommitEditor,
2748        window: &mut Window,
2749        cx: &mut Context<Self>,
2750    ) {
2751        let workspace = self.workspace.clone();
2752        window.defer(cx, move |window, cx| {
2753            workspace
2754                .update(cx, |workspace, cx| {
2755                    CommitModal::toggle(workspace, window, cx)
2756                })
2757                .ok();
2758        })
2759    }
2760
2761    fn render_panel_header(
2762        &self,
2763        window: &mut Window,
2764        cx: &mut Context<Self>,
2765    ) -> Option<impl IntoElement> {
2766        self.active_repository.as_ref()?;
2767
2768        let text;
2769        let action;
2770        let tooltip;
2771        if self.total_staged_count() == self.entry_count && self.entry_count > 0 {
2772            text = "Unstage All";
2773            action = git::UnstageAll.boxed_clone();
2774            tooltip = "git reset";
2775        } else {
2776            text = "Stage All";
2777            action = git::StageAll.boxed_clone();
2778            tooltip = "git add --all ."
2779        }
2780
2781        let change_string = match self.entry_count {
2782            0 => "No Changes".to_string(),
2783            1 => "1 Change".to_string(),
2784            _ => format!("{} Changes", self.entry_count),
2785        };
2786
2787        Some(
2788            self.panel_header_container(window, cx)
2789                .px_2()
2790                .child(
2791                    panel_button(change_string)
2792                        .color(Color::Muted)
2793                        .tooltip(Tooltip::for_action_title_in(
2794                            "Open Diff",
2795                            &Diff,
2796                            &self.focus_handle,
2797                        ))
2798                        .on_click(|_, _, cx| {
2799                            cx.defer(|cx| {
2800                                cx.dispatch_action(&Diff);
2801                            })
2802                        }),
2803                )
2804                .child(div().flex_grow()) // spacer
2805                .child(self.render_overflow_menu("overflow_menu"))
2806                .child(div().w_2()) // another spacer
2807                .child(
2808                    panel_filled_button(text)
2809                        .tooltip(Tooltip::for_action_title_in(
2810                            tooltip,
2811                            action.as_ref(),
2812                            &self.focus_handle,
2813                        ))
2814                        .disabled(self.entry_count == 0)
2815                        .on_click(move |_, _, cx| {
2816                            let action = action.boxed_clone();
2817                            cx.defer(move |cx| {
2818                                cx.dispatch_action(action.as_ref());
2819                            })
2820                        }),
2821                ),
2822        )
2823    }
2824
2825    pub(crate) fn render_remote_button(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
2826        let branch = self
2827            .active_repository
2828            .as_ref()?
2829            .read(cx)
2830            .current_branch()
2831            .cloned();
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).current_branch().cloned();
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).current_branch()?;
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 provider = LanguageModelRegistry::read_global(cx).active_provider()?;
3769            let model = LanguageModelRegistry::read_global(cx).active_model()?;
3770            provider.is_authenticated(cx).then(|| model)
3771        })
3772        .flatten()
3773}
3774
3775impl Render for GitPanel {
3776    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3777        let project = self.project.read(cx);
3778        let has_entries = self.entries.len() > 0;
3779        let room = self
3780            .workspace
3781            .upgrade()
3782            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned());
3783
3784        let has_write_access = self.has_write_access(cx);
3785
3786        let has_co_authors = room.map_or(false, |room| {
3787            room.read(cx)
3788                .remote_participants()
3789                .values()
3790                .any(|remote_participant| remote_participant.can_write())
3791        });
3792
3793        v_flex()
3794            .id("git_panel")
3795            .key_context(self.dispatch_context(window, cx))
3796            .track_focus(&self.focus_handle)
3797            .on_modifiers_changed(cx.listener(Self::handle_modifiers_changed))
3798            .when(has_write_access && !project.is_read_only(cx), |this| {
3799                this.on_action(cx.listener(Self::toggle_staged_for_selected))
3800                    .on_action(cx.listener(GitPanel::commit))
3801                    .on_action(cx.listener(Self::stage_all))
3802                    .on_action(cx.listener(Self::unstage_all))
3803                    .on_action(cx.listener(Self::stage_selected))
3804                    .on_action(cx.listener(Self::unstage_selected))
3805                    .on_action(cx.listener(Self::restore_tracked_files))
3806                    .on_action(cx.listener(Self::revert_selected))
3807                    .on_action(cx.listener(Self::clean_all))
3808                    .on_action(cx.listener(Self::generate_commit_message_action))
3809            })
3810            .on_action(cx.listener(Self::select_first))
3811            .on_action(cx.listener(Self::select_next))
3812            .on_action(cx.listener(Self::select_previous))
3813            .on_action(cx.listener(Self::select_last))
3814            .on_action(cx.listener(Self::close_panel))
3815            .on_action(cx.listener(Self::open_diff))
3816            .on_action(cx.listener(Self::open_file))
3817            .on_action(cx.listener(Self::focus_changes_list))
3818            .on_action(cx.listener(Self::focus_editor))
3819            .on_action(cx.listener(Self::expand_commit_editor))
3820            .when(has_write_access && has_co_authors, |git_panel| {
3821                git_panel.on_action(cx.listener(Self::toggle_fill_co_authors))
3822            })
3823            .on_hover(cx.listener(move |this, hovered, window, cx| {
3824                if *hovered {
3825                    this.horizontal_scrollbar.show(cx);
3826                    this.vertical_scrollbar.show(cx);
3827                    cx.notify();
3828                } else if !this.focus_handle.contains_focused(window, cx) {
3829                    this.hide_scrollbars(window, cx);
3830                }
3831            }))
3832            .size_full()
3833            .overflow_hidden()
3834            .bg(cx.theme().colors().panel_background)
3835            .child(
3836                v_flex()
3837                    .size_full()
3838                    .children(self.render_panel_header(window, cx))
3839                    .map(|this| {
3840                        if has_entries {
3841                            this.child(self.render_entries(has_write_access, window, cx))
3842                        } else {
3843                            this.child(self.render_empty_state(cx).into_any_element())
3844                        }
3845                    })
3846                    .children(self.render_footer(window, cx))
3847                    .children(self.render_previous_commit(cx))
3848                    .into_any_element(),
3849            )
3850            .children(self.context_menu.as_ref().map(|(menu, position, _)| {
3851                deferred(
3852                    anchored()
3853                        .position(*position)
3854                        .anchor(Corner::TopLeft)
3855                        .child(menu.clone()),
3856                )
3857                .with_priority(1)
3858            }))
3859    }
3860}
3861
3862impl Focusable for GitPanel {
3863    fn focus_handle(&self, cx: &App) -> gpui::FocusHandle {
3864        if self.entries.is_empty() {
3865            self.commit_editor.focus_handle(cx)
3866        } else {
3867            self.focus_handle.clone()
3868        }
3869    }
3870}
3871
3872impl EventEmitter<Event> for GitPanel {}
3873
3874impl EventEmitter<PanelEvent> for GitPanel {}
3875
3876pub(crate) struct GitPanelAddon {
3877    pub(crate) workspace: WeakEntity<Workspace>,
3878}
3879
3880impl editor::Addon for GitPanelAddon {
3881    fn to_any(&self) -> &dyn std::any::Any {
3882        self
3883    }
3884
3885    fn render_buffer_header_controls(
3886        &self,
3887        excerpt_info: &ExcerptInfo,
3888        window: &Window,
3889        cx: &App,
3890    ) -> Option<AnyElement> {
3891        let file = excerpt_info.buffer.file()?;
3892        let git_panel = self.workspace.upgrade()?.read(cx).panel::<GitPanel>(cx)?;
3893
3894        git_panel
3895            .read(cx)
3896            .render_buffer_header_controls(&git_panel, &file, window, cx)
3897    }
3898}
3899
3900impl Panel for GitPanel {
3901    fn persistent_name() -> &'static str {
3902        "GitPanel"
3903    }
3904
3905    fn position(&self, _: &Window, cx: &App) -> DockPosition {
3906        GitPanelSettings::get_global(cx).dock
3907    }
3908
3909    fn position_is_valid(&self, position: DockPosition) -> bool {
3910        matches!(position, DockPosition::Left | DockPosition::Right)
3911    }
3912
3913    fn set_position(&mut self, position: DockPosition, _: &mut Window, cx: &mut Context<Self>) {
3914        settings::update_settings_file::<GitPanelSettings>(
3915            self.fs.clone(),
3916            cx,
3917            move |settings, _| settings.dock = Some(position),
3918        );
3919    }
3920
3921    fn size(&self, _: &Window, cx: &App) -> Pixels {
3922        self.width
3923            .unwrap_or_else(|| GitPanelSettings::get_global(cx).default_width)
3924    }
3925
3926    fn set_size(&mut self, size: Option<Pixels>, _: &mut Window, cx: &mut Context<Self>) {
3927        self.width = size;
3928        self.serialize(cx);
3929        cx.notify();
3930    }
3931
3932    fn icon(&self, _: &Window, cx: &App) -> Option<ui::IconName> {
3933        Some(ui::IconName::GitBranchSmall).filter(|_| GitPanelSettings::get_global(cx).button)
3934    }
3935
3936    fn icon_tooltip(&self, _window: &Window, _cx: &App) -> Option<&'static str> {
3937        Some("Git Panel")
3938    }
3939
3940    fn toggle_action(&self) -> Box<dyn Action> {
3941        Box::new(ToggleFocus)
3942    }
3943
3944    fn activation_priority(&self) -> u32 {
3945        2
3946    }
3947}
3948
3949impl PanelHeader for GitPanel {}
3950
3951struct GitPanelMessageTooltip {
3952    commit_tooltip: Option<Entity<CommitTooltip>>,
3953}
3954
3955impl GitPanelMessageTooltip {
3956    fn new(
3957        git_panel: Entity<GitPanel>,
3958        sha: SharedString,
3959        repository: Entity<Repository>,
3960        window: &mut Window,
3961        cx: &mut App,
3962    ) -> Entity<Self> {
3963        cx.new(|cx| {
3964            cx.spawn_in(window, async move |this, cx| {
3965                let (details, workspace) = git_panel.update(cx, |git_panel, cx| {
3966                    (
3967                        git_panel.load_commit_details(sha.to_string(), cx),
3968                        git_panel.workspace.clone(),
3969                    )
3970                })?;
3971                let details = details.await?;
3972
3973                let commit_details = crate::commit_tooltip::CommitDetails {
3974                    sha: details.sha.clone(),
3975                    author_name: details.committer_name.clone(),
3976                    author_email: details.committer_email.clone(),
3977                    commit_time: OffsetDateTime::from_unix_timestamp(details.commit_timestamp)?,
3978                    message: Some(ParsedCommitMessage {
3979                        message: details.message.clone(),
3980                        ..Default::default()
3981                    }),
3982                };
3983
3984                this.update_in(cx, |this: &mut GitPanelMessageTooltip, window, cx| {
3985                    this.commit_tooltip = Some(cx.new(move |cx| {
3986                        CommitTooltip::new(commit_details, repository, workspace, window, cx)
3987                    }));
3988                    cx.notify();
3989                })
3990            })
3991            .detach();
3992
3993            Self {
3994                commit_tooltip: None,
3995            }
3996        })
3997    }
3998}
3999
4000impl Render for GitPanelMessageTooltip {
4001    fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
4002        if let Some(commit_tooltip) = &self.commit_tooltip {
4003            commit_tooltip.clone().into_any_element()
4004        } else {
4005            gpui::Empty.into_any_element()
4006        }
4007    }
4008}
4009
4010#[derive(IntoElement, IntoComponent)]
4011#[component(scope = "Version Control")]
4012pub struct PanelRepoFooter {
4013    active_repository: SharedString,
4014    branch: Option<Branch>,
4015    // Getting a GitPanel in previews will be difficult.
4016    //
4017    // For now just take an option here, and we won't bind handlers to buttons in previews.
4018    git_panel: Option<Entity<GitPanel>>,
4019}
4020
4021impl PanelRepoFooter {
4022    pub fn new(
4023        active_repository: SharedString,
4024        branch: Option<Branch>,
4025        git_panel: Option<Entity<GitPanel>>,
4026    ) -> Self {
4027        Self {
4028            active_repository,
4029            branch,
4030            git_panel,
4031        }
4032    }
4033
4034    pub fn new_preview(active_repository: SharedString, branch: Option<Branch>) -> Self {
4035        Self {
4036            active_repository,
4037            branch,
4038            git_panel: None,
4039        }
4040    }
4041}
4042
4043impl RenderOnce for PanelRepoFooter {
4044    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
4045        let project = self
4046            .git_panel
4047            .as_ref()
4048            .map(|panel| panel.read(cx).project.clone());
4049
4050        let repo = self
4051            .git_panel
4052            .as_ref()
4053            .and_then(|panel| panel.read(cx).active_repository.clone());
4054
4055        let single_repo = project
4056            .as_ref()
4057            .map(|project| project.read(cx).git_store().read(cx).repositories().len() == 1)
4058            .unwrap_or(true);
4059
4060        const MAX_BRANCH_LEN: usize = 16;
4061        const MAX_REPO_LEN: usize = 16;
4062        const LABEL_CHARACTER_BUDGET: usize = MAX_BRANCH_LEN + MAX_REPO_LEN;
4063
4064        let branch = self.branch.clone();
4065        let branch_name = branch
4066            .as_ref()
4067            .map_or(" (no branch)".into(), |branch| branch.name.clone());
4068        let active_repo_name = self.active_repository.clone();
4069
4070        let branch_actual_len = branch_name.len();
4071        let repo_actual_len = active_repo_name.len();
4072
4073        // ideally, show the whole branch and repo names but
4074        // when we can't, use a budget to allocate space between the two
4075        let (repo_display_len, branch_display_len) = if branch_actual_len + repo_actual_len
4076            <= LABEL_CHARACTER_BUDGET
4077        {
4078            (repo_actual_len, branch_actual_len)
4079        } else {
4080            if branch_actual_len <= MAX_BRANCH_LEN {
4081                let repo_space = (LABEL_CHARACTER_BUDGET - branch_actual_len).min(MAX_REPO_LEN);
4082                (repo_space, branch_actual_len)
4083            } else if repo_actual_len <= MAX_REPO_LEN {
4084                let branch_space = (LABEL_CHARACTER_BUDGET - repo_actual_len).min(MAX_BRANCH_LEN);
4085                (repo_actual_len, branch_space)
4086            } else {
4087                (MAX_REPO_LEN, MAX_BRANCH_LEN)
4088            }
4089        };
4090
4091        let truncated_repo_name = if repo_actual_len <= repo_display_len {
4092            active_repo_name.to_string()
4093        } else {
4094            util::truncate_and_trailoff(active_repo_name.trim_ascii(), repo_display_len)
4095        };
4096
4097        let truncated_branch_name = if branch_actual_len <= branch_display_len {
4098            branch_name.to_string()
4099        } else {
4100            util::truncate_and_trailoff(branch_name.trim_ascii(), branch_display_len)
4101        };
4102
4103        let repo_selector_trigger = Button::new("repo-selector", truncated_repo_name)
4104            .style(ButtonStyle::Transparent)
4105            .size(ButtonSize::None)
4106            .label_size(LabelSize::Small)
4107            .color(Color::Muted);
4108
4109        let repo_selector = PopoverMenu::new("repository-switcher")
4110            .menu({
4111                let project = project.clone();
4112                move |window, cx| {
4113                    let project = project.clone()?;
4114                    Some(cx.new(|cx| RepositorySelector::new(project, rems(16.), window, cx)))
4115                }
4116            })
4117            .trigger_with_tooltip(
4118                repo_selector_trigger.disabled(single_repo).truncate(true),
4119                Tooltip::text("Switch active repository"),
4120            )
4121            .anchor(Corner::BottomLeft)
4122            .into_any_element();
4123
4124        let branch_selector_button = Button::new("branch-selector", truncated_branch_name)
4125            .style(ButtonStyle::Transparent)
4126            .size(ButtonSize::None)
4127            .label_size(LabelSize::Small)
4128            .truncate(true)
4129            .tooltip(Tooltip::for_action_title(
4130                "Switch Branch",
4131                &zed_actions::git::Branch,
4132            ))
4133            .on_click(|_, window, cx| {
4134                window.dispatch_action(zed_actions::git::Branch.boxed_clone(), cx);
4135            });
4136
4137        let branch_selector = PopoverMenu::new("popover-button")
4138            .menu(move |window, cx| Some(branch_picker::popover(repo.clone(), window, cx)))
4139            .trigger_with_tooltip(
4140                branch_selector_button,
4141                Tooltip::for_action_title("Switch Branch", &zed_actions::git::Branch),
4142            )
4143            .anchor(Corner::BottomLeft)
4144            .offset(gpui::Point {
4145                x: px(0.0),
4146                y: px(-2.0),
4147            });
4148
4149        h_flex()
4150            .w_full()
4151            .px_2()
4152            .h(px(36.))
4153            .items_center()
4154            .justify_between()
4155            .gap_1()
4156            .child(
4157                h_flex()
4158                    .flex_1()
4159                    .overflow_hidden()
4160                    .items_center()
4161                    .child(
4162                        div().child(
4163                            Icon::new(IconName::GitBranchSmall)
4164                                .size(IconSize::Small)
4165                                .color(if single_repo {
4166                                    Color::Disabled
4167                                } else {
4168                                    Color::Muted
4169                                }),
4170                        ),
4171                    )
4172                    .child(repo_selector)
4173                    .when_some(branch.clone(), |this, _| {
4174                        this.child(
4175                            div()
4176                                .text_color(cx.theme().colors().text_muted)
4177                                .text_sm()
4178                                .child("/"),
4179                        )
4180                    })
4181                    .child(branch_selector),
4182            )
4183            .children(if let Some(git_panel) = self.git_panel {
4184                git_panel.update(cx, |git_panel, cx| git_panel.render_remote_button(cx))
4185            } else {
4186                None
4187            })
4188    }
4189}
4190
4191impl ComponentPreview for PanelRepoFooter {
4192    fn preview(_window: &mut Window, _cx: &mut App) -> AnyElement {
4193        let unknown_upstream = None;
4194        let no_remote_upstream = Some(UpstreamTracking::Gone);
4195        let ahead_of_upstream = Some(
4196            UpstreamTrackingStatus {
4197                ahead: 2,
4198                behind: 0,
4199            }
4200            .into(),
4201        );
4202        let behind_upstream = Some(
4203            UpstreamTrackingStatus {
4204                ahead: 0,
4205                behind: 2,
4206            }
4207            .into(),
4208        );
4209        let ahead_and_behind_upstream = Some(
4210            UpstreamTrackingStatus {
4211                ahead: 3,
4212                behind: 1,
4213            }
4214            .into(),
4215        );
4216
4217        let not_ahead_or_behind_upstream = Some(
4218            UpstreamTrackingStatus {
4219                ahead: 0,
4220                behind: 0,
4221            }
4222            .into(),
4223        );
4224
4225        fn branch(upstream: Option<UpstreamTracking>) -> Branch {
4226            Branch {
4227                is_head: true,
4228                name: "some-branch".into(),
4229                upstream: upstream.map(|tracking| Upstream {
4230                    ref_name: "origin/some-branch".into(),
4231                    tracking,
4232                }),
4233                most_recent_commit: Some(CommitSummary {
4234                    sha: "abc123".into(),
4235                    subject: "Modify stuff".into(),
4236                    commit_timestamp: 1710932954,
4237                    has_parent: true,
4238                }),
4239            }
4240        }
4241
4242        fn custom(branch_name: &str, upstream: Option<UpstreamTracking>) -> Branch {
4243            Branch {
4244                is_head: true,
4245                name: branch_name.to_string().into(),
4246                upstream: upstream.map(|tracking| Upstream {
4247                    ref_name: format!("zed/{}", branch_name).into(),
4248                    tracking,
4249                }),
4250                most_recent_commit: Some(CommitSummary {
4251                    sha: "abc123".into(),
4252                    subject: "Modify stuff".into(),
4253                    commit_timestamp: 1710932954,
4254                    has_parent: true,
4255                }),
4256            }
4257        }
4258
4259        fn active_repository(id: usize) -> SharedString {
4260            format!("repo-{}", id).into()
4261        }
4262
4263        let example_width = px(340.);
4264
4265        v_flex()
4266            .gap_6()
4267            .w_full()
4268            .flex_none()
4269            .children(vec![
4270                example_group_with_title(
4271                    "Action Button States",
4272                    vec![
4273                        single_example(
4274                            "No Branch",
4275                            div()
4276                                .w(example_width)
4277                                .overflow_hidden()
4278                                .child(PanelRepoFooter::new_preview(
4279                                    active_repository(1).clone(),
4280                                    None,
4281                                ))
4282                                .into_any_element(),
4283                        )
4284                        .grow(),
4285                        single_example(
4286                            "Remote status unknown",
4287                            div()
4288                                .w(example_width)
4289                                .overflow_hidden()
4290                                .child(PanelRepoFooter::new_preview(
4291                                    active_repository(2).clone(),
4292                                    Some(branch(unknown_upstream)),
4293                                ))
4294                                .into_any_element(),
4295                        )
4296                        .grow(),
4297                        single_example(
4298                            "No Remote Upstream",
4299                            div()
4300                                .w(example_width)
4301                                .overflow_hidden()
4302                                .child(PanelRepoFooter::new_preview(
4303                                    active_repository(3).clone(),
4304                                    Some(branch(no_remote_upstream)),
4305                                ))
4306                                .into_any_element(),
4307                        )
4308                        .grow(),
4309                        single_example(
4310                            "Not Ahead or Behind",
4311                            div()
4312                                .w(example_width)
4313                                .overflow_hidden()
4314                                .child(PanelRepoFooter::new_preview(
4315                                    active_repository(4).clone(),
4316                                    Some(branch(not_ahead_or_behind_upstream)),
4317                                ))
4318                                .into_any_element(),
4319                        )
4320                        .grow(),
4321                        single_example(
4322                            "Behind remote",
4323                            div()
4324                                .w(example_width)
4325                                .overflow_hidden()
4326                                .child(PanelRepoFooter::new_preview(
4327                                    active_repository(5).clone(),
4328                                    Some(branch(behind_upstream)),
4329                                ))
4330                                .into_any_element(),
4331                        )
4332                        .grow(),
4333                        single_example(
4334                            "Ahead of remote",
4335                            div()
4336                                .w(example_width)
4337                                .overflow_hidden()
4338                                .child(PanelRepoFooter::new_preview(
4339                                    active_repository(6).clone(),
4340                                    Some(branch(ahead_of_upstream)),
4341                                ))
4342                                .into_any_element(),
4343                        )
4344                        .grow(),
4345                        single_example(
4346                            "Ahead and behind remote",
4347                            div()
4348                                .w(example_width)
4349                                .overflow_hidden()
4350                                .child(PanelRepoFooter::new_preview(
4351                                    active_repository(7).clone(),
4352                                    Some(branch(ahead_and_behind_upstream)),
4353                                ))
4354                                .into_any_element(),
4355                        )
4356                        .grow(),
4357                    ],
4358                )
4359                .grow()
4360                .vertical(),
4361            ])
4362            .children(vec![
4363                example_group_with_title(
4364                    "Labels",
4365                    vec![
4366                        single_example(
4367                            "Short Branch & Repo",
4368                            div()
4369                                .w(example_width)
4370                                .overflow_hidden()
4371                                .child(PanelRepoFooter::new_preview(
4372                                    SharedString::from("zed"),
4373                                    Some(custom("main", behind_upstream)),
4374                                ))
4375                                .into_any_element(),
4376                        )
4377                        .grow(),
4378                        single_example(
4379                            "Long Branch",
4380                            div()
4381                                .w(example_width)
4382                                .overflow_hidden()
4383                                .child(PanelRepoFooter::new_preview(
4384                                    SharedString::from("zed"),
4385                                    Some(custom(
4386                                        "redesign-and-update-git-ui-list-entry-style",
4387                                        behind_upstream,
4388                                    )),
4389                                ))
4390                                .into_any_element(),
4391                        )
4392                        .grow(),
4393                        single_example(
4394                            "Long Repo",
4395                            div()
4396                                .w(example_width)
4397                                .overflow_hidden()
4398                                .child(PanelRepoFooter::new_preview(
4399                                    SharedString::from("zed-industries-community-examples"),
4400                                    Some(custom("gpui", ahead_of_upstream)),
4401                                ))
4402                                .into_any_element(),
4403                        )
4404                        .grow(),
4405                        single_example(
4406                            "Long Repo & Branch",
4407                            div()
4408                                .w(example_width)
4409                                .overflow_hidden()
4410                                .child(PanelRepoFooter::new_preview(
4411                                    SharedString::from("zed-industries-community-examples"),
4412                                    Some(custom(
4413                                        "redesign-and-update-git-ui-list-entry-style",
4414                                        behind_upstream,
4415                                    )),
4416                                ))
4417                                .into_any_element(),
4418                        )
4419                        .grow(),
4420                        single_example(
4421                            "Uppercase Repo",
4422                            div()
4423                                .w(example_width)
4424                                .overflow_hidden()
4425                                .child(PanelRepoFooter::new_preview(
4426                                    SharedString::from("LICENSES"),
4427                                    Some(custom("main", ahead_of_upstream)),
4428                                ))
4429                                .into_any_element(),
4430                        )
4431                        .grow(),
4432                        single_example(
4433                            "Uppercase Branch",
4434                            div()
4435                                .w(example_width)
4436                                .overflow_hidden()
4437                                .child(PanelRepoFooter::new_preview(
4438                                    SharedString::from("zed"),
4439                                    Some(custom("update-README", behind_upstream)),
4440                                ))
4441                                .into_any_element(),
4442                        )
4443                        .grow(),
4444                    ],
4445                )
4446                .grow()
4447                .vertical(),
4448            ])
4449            .into_any_element()
4450    }
4451}
4452
4453#[cfg(test)]
4454mod tests {
4455    use git::status::StatusCode;
4456    use gpui::TestAppContext;
4457    use project::{FakeFs, WorktreeSettings};
4458    use serde_json::json;
4459    use settings::SettingsStore;
4460    use theme::LoadThemes;
4461    use util::path;
4462
4463    use super::*;
4464
4465    fn init_test(cx: &mut gpui::TestAppContext) {
4466        if std::env::var("RUST_LOG").is_ok() {
4467            env_logger::try_init().ok();
4468        }
4469
4470        cx.update(|cx| {
4471            let settings_store = SettingsStore::test(cx);
4472            cx.set_global(settings_store);
4473            AssistantSettings::register(cx);
4474            WorktreeSettings::register(cx);
4475            workspace::init_settings(cx);
4476            theme::init(LoadThemes::JustBase, cx);
4477            language::init(cx);
4478            editor::init(cx);
4479            Project::init_settings(cx);
4480            crate::init(cx);
4481        });
4482    }
4483
4484    #[gpui::test]
4485    async fn test_entry_worktree_paths(cx: &mut TestAppContext) {
4486        init_test(cx);
4487        let fs = FakeFs::new(cx.background_executor.clone());
4488        fs.insert_tree(
4489            "/root",
4490            json!({
4491                "zed": {
4492                    ".git": {},
4493                    "crates": {
4494                        "gpui": {
4495                            "gpui.rs": "fn main() {}"
4496                        },
4497                        "util": {
4498                            "util.rs": "fn do_it() {}"
4499                        }
4500                    }
4501                },
4502            }),
4503        )
4504        .await;
4505
4506        fs.set_status_for_repo(
4507            Path::new(path!("/root/zed/.git")),
4508            &[
4509                (
4510                    Path::new("crates/gpui/gpui.rs"),
4511                    StatusCode::Modified.worktree(),
4512                ),
4513                (
4514                    Path::new("crates/util/util.rs"),
4515                    StatusCode::Modified.worktree(),
4516                ),
4517            ],
4518        );
4519
4520        let project =
4521            Project::test(fs.clone(), [path!("/root/zed/crates/gpui").as_ref()], cx).await;
4522        let (workspace, cx) =
4523            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4524
4525        cx.read(|cx| {
4526            project
4527                .read(cx)
4528                .worktrees(cx)
4529                .nth(0)
4530                .unwrap()
4531                .read(cx)
4532                .as_local()
4533                .unwrap()
4534                .scan_complete()
4535        })
4536        .await;
4537
4538        cx.executor().run_until_parked();
4539
4540        let app_state = workspace.update(cx, |workspace, _| workspace.app_state().clone());
4541        let panel = cx.new_window_entity(|window, cx| {
4542            GitPanel::new(workspace.clone(), project.clone(), app_state, window, cx)
4543        });
4544
4545        let handle = cx.update_window_entity(&panel, |panel, _, _| {
4546            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
4547        });
4548        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
4549        handle.await;
4550
4551        let entries = panel.update(cx, |panel, _| panel.entries.clone());
4552        pretty_assertions::assert_eq!(
4553            entries,
4554            [
4555                GitListEntry::Header(GitHeaderEntry {
4556                    header: Section::Tracked
4557                }),
4558                GitListEntry::GitStatusEntry(GitStatusEntry {
4559                    abs_path: path!("/root/zed/crates/gpui/gpui.rs").into(),
4560                    repo_path: "crates/gpui/gpui.rs".into(),
4561                    status: StatusCode::Modified.worktree(),
4562                    staging: StageStatus::Unstaged,
4563                }),
4564                GitListEntry::GitStatusEntry(GitStatusEntry {
4565                    abs_path: path!("/root/zed/crates/util/util.rs").into(),
4566                    repo_path: "crates/util/util.rs".into(),
4567                    status: StatusCode::Modified.worktree(),
4568                    staging: StageStatus::Unstaged,
4569                },),
4570            ],
4571        );
4572
4573        // TODO(cole) restore this once repository deduplication is implemented properly.
4574        //cx.update_window_entity(&panel, |panel, window, cx| {
4575        //    panel.select_last(&Default::default(), window, cx);
4576        //    assert_eq!(panel.selected_entry, Some(2));
4577        //    panel.open_diff(&Default::default(), window, cx);
4578        //});
4579        //cx.run_until_parked();
4580
4581        //let worktree_roots = workspace.update(cx, |workspace, cx| {
4582        //    workspace
4583        //        .worktrees(cx)
4584        //        .map(|worktree| worktree.read(cx).abs_path())
4585        //        .collect::<Vec<_>>()
4586        //});
4587        //pretty_assertions::assert_eq!(
4588        //    worktree_roots,
4589        //    vec![
4590        //        Path::new(path!("/root/zed/crates/gpui")).into(),
4591        //        Path::new(path!("/root/zed/crates/util/util.rs")).into(),
4592        //    ]
4593        //);
4594
4595        //project.update(cx, |project, cx| {
4596        //    let git_store = project.git_store().read(cx);
4597        //    // The repo that comes from the single-file worktree can't be selected through the UI.
4598        //    let filtered_entries = filtered_repository_entries(git_store, cx)
4599        //        .iter()
4600        //        .map(|repo| repo.read(cx).worktree_abs_path.clone())
4601        //        .collect::<Vec<_>>();
4602        //    assert_eq!(
4603        //        filtered_entries,
4604        //        [Path::new(path!("/root/zed/crates/gpui")).into()]
4605        //    );
4606        //    // But we can select it artificially here.
4607        //    let repo_from_single_file_worktree = git_store
4608        //        .repositories()
4609        //        .values()
4610        //        .find(|repo| {
4611        //            repo.read(cx).worktree_abs_path.as_ref()
4612        //                == Path::new(path!("/root/zed/crates/util/util.rs"))
4613        //        })
4614        //        .unwrap()
4615        //        .clone();
4616
4617        //    // Paths still make sense when we somehow activate a repo that comes from a single-file worktree.
4618        //    repo_from_single_file_worktree.update(cx, |repo, cx| repo.set_as_active_repository(cx));
4619        //});
4620
4621        let handle = cx.update_window_entity(&panel, |panel, _, _| {
4622            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
4623        });
4624        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
4625        handle.await;
4626        let entries = panel.update(cx, |panel, _| panel.entries.clone());
4627        pretty_assertions::assert_eq!(
4628            entries,
4629            [
4630                GitListEntry::Header(GitHeaderEntry {
4631                    header: Section::Tracked
4632                }),
4633                GitListEntry::GitStatusEntry(GitStatusEntry {
4634                    abs_path: path!("/root/zed/crates/gpui/gpui.rs").into(),
4635                    repo_path: "crates/gpui/gpui.rs".into(),
4636                    status: StatusCode::Modified.worktree(),
4637                    staging: StageStatus::Unstaged,
4638                }),
4639                GitListEntry::GitStatusEntry(GitStatusEntry {
4640                    abs_path: path!("/root/zed/crates/util/util.rs").into(),
4641                    repo_path: "crates/util/util.rs".into(),
4642                    status: StatusCode::Modified.worktree(),
4643                    staging: StageStatus::Unstaged,
4644                },),
4645            ],
4646        );
4647    }
4648}