1use crate::askpass_modal::AskPassModal;
   2use crate::commit_modal::CommitModal;
   3use crate::git_panel_settings::StatusStyle;
   4use crate::project_diff::Diff;
   5use crate::remote_output::{self, RemoteAction, SuccessMessage};
   6use crate::repository_selector::filtered_repository_entries;
   7use crate::{branch_picker, render_remote_button};
   8use crate::{
   9    git_panel_settings::GitPanelSettings, git_status_icon, repository_selector::RepositorySelector,
  10};
  11use crate::{picker_prompt, project_diff, ProjectDiff};
  12use anyhow::Result;
  13use askpass::AskPassDelegate;
  14use db::kvp::KEY_VALUE_STORE;
  15use editor::commit_tooltip::CommitTooltip;
  16
  17use editor::{
  18    scroll::ScrollbarAutoHide, Editor, EditorElement, EditorMode, EditorSettings, MultiBuffer,
  19    ShowScrollbar,
  20};
  21use futures::StreamExt as _;
  22use git::repository::{
  23    Branch, CommitDetails, CommitSummary, DiffType, PushOptions, Remote, RemoteCommandOutput,
  24    ResetMode, Upstream, UpstreamTracking, UpstreamTrackingStatus,
  25};
  26use git::status::StageStatus;
  27use git::{repository::RepoPath, status::FileStatus, Commit, ToggleStaged};
  28use git::{ExpandCommitEditor, RestoreTrackedFiles, StageAll, TrashUntrackedFiles, UnstageAll};
  29use gpui::{
  30    actions, anchored, deferred, percentage, uniform_list, Action, Animation, AnimationExt as _,
  31    ClickEvent, Corner, DismissEvent, Entity, EventEmitter, FocusHandle, Focusable, KeyContext,
  32    ListHorizontalSizingBehavior, ListSizingBehavior, Modifiers, ModifiersChangedEvent,
  33    MouseButton, MouseDownEvent, Point, PromptLevel, ScrollStrategy, Stateful, Subscription, Task,
  34    Transformation, UniformListScrollHandle, WeakEntity,
  35};
  36use itertools::Itertools;
  37use language::{Buffer, File};
  38use language_model::{
  39    LanguageModel, LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage, Role,
  40};
  41use menu::{Confirm, SecondaryConfirm, SelectFirst, SelectLast, SelectNext, SelectPrevious};
  42use multi_buffer::ExcerptInfo;
  43use panel::{
  44    panel_button, panel_editor_container, panel_editor_style, panel_filled_button,
  45    panel_icon_button, PanelHeader,
  46};
  47use project::{
  48    git::{GitEvent, Repository},
  49    Fs, Project, ProjectPath,
  50};
  51use serde::{Deserialize, Serialize};
  52use settings::Settings as _;
  53use std::cell::RefCell;
  54use std::future::Future;
  55use std::path::{Path, PathBuf};
  56use std::rc::Rc;
  57use std::{collections::HashSet, sync::Arc, time::Duration, usize};
  58use strum::{IntoEnumIterator, VariantNames};
  59use time::OffsetDateTime;
  60use ui::{
  61    prelude::*, Checkbox, ContextMenu, ElevationIndex, PopoverMenu, Scrollbar, ScrollbarState,
  62    Tooltip,
  63};
  64use util::{maybe, post_inc, ResultExt, TryFutureExt};
  65use workspace::{AppState, OpenOptions, OpenVisible};
  66
  67use notifications::status_toast::{StatusToast, ToastIcon};
  68use workspace::{
  69    dock::{DockPosition, Panel, PanelEvent},
  70    notifications::DetachAndPromptErr,
  71    Workspace,
  72};
  73
  74actions!(
  75    git_panel,
  76    [
  77        Close,
  78        ToggleFocus,
  79        OpenMenu,
  80        FocusEditor,
  81        FocusChanges,
  82        ToggleFillCoAuthors,
  83        GenerateCommitMessage
  84    ]
  85);
  86
  87fn prompt<T>(
  88    msg: &str,
  89    detail: Option<&str>,
  90    window: &mut Window,
  91    cx: &mut App,
  92) -> Task<anyhow::Result<T>>
  93where
  94    T: IntoEnumIterator + VariantNames + 'static,
  95{
  96    let rx = window.prompt(PromptLevel::Info, msg, detail, &T::VARIANTS, cx);
  97    cx.spawn(|_| async move { Ok(T::iter().nth(rx.await?).unwrap()) })
  98}
  99
 100#[derive(strum::EnumIter, strum::VariantNames)]
 101#[strum(serialize_all = "title_case")]
 102enum TrashCancel {
 103    Trash,
 104    Cancel,
 105}
 106
 107fn git_panel_context_menu(
 108    focus_handle: FocusHandle,
 109    window: &mut Window,
 110    cx: &mut App,
 111) -> Entity<ContextMenu> {
 112    ContextMenu::build(window, cx, |context_menu, _, _| {
 113        context_menu
 114            .context(focus_handle)
 115            .action("Stage All", StageAll.boxed_clone())
 116            .action("Unstage All", UnstageAll.boxed_clone())
 117            .separator()
 118            .action("Open Diff", project_diff::Diff.boxed_clone())
 119            .separator()
 120            .action("Discard Tracked Changes", RestoreTrackedFiles.boxed_clone())
 121            .action("Trash Untracked Files", TrashUntrackedFiles.boxed_clone())
 122    })
 123}
 124
 125const GIT_PANEL_KEY: &str = "GitPanel";
 126
 127const UPDATE_DEBOUNCE: Duration = Duration::from_millis(50);
 128
 129pub fn init(cx: &mut App) {
 130    cx.observe_new(
 131        |workspace: &mut Workspace, _window, _: &mut Context<Workspace>| {
 132            workspace.register_action(|workspace, _: &ToggleFocus, window, cx| {
 133                workspace.toggle_panel_focus::<GitPanel>(window, cx);
 134            });
 135            workspace.register_action(|workspace, _: &ExpandCommitEditor, window, cx| {
 136                CommitModal::toggle(workspace, window, cx)
 137            });
 138        },
 139    )
 140    .detach();
 141}
 142
 143#[derive(Debug, Clone)]
 144pub enum Event {
 145    Focus,
 146}
 147
 148#[derive(Serialize, Deserialize)]
 149struct SerializedGitPanel {
 150    width: Option<Pixels>,
 151}
 152
 153#[derive(Debug, PartialEq, Eq, Clone, Copy)]
 154enum Section {
 155    Conflict,
 156    Tracked,
 157    New,
 158}
 159
 160#[derive(Debug, PartialEq, Eq, Clone)]
 161struct GitHeaderEntry {
 162    header: Section,
 163}
 164
 165impl GitHeaderEntry {
 166    pub fn contains(&self, status_entry: &GitStatusEntry, repo: &Repository) -> bool {
 167        let this = &self.header;
 168        let status = status_entry.status;
 169        match this {
 170            Section::Conflict => repo.has_conflict(&status_entry.repo_path),
 171            Section::Tracked => !status.is_created(),
 172            Section::New => status.is_created(),
 173        }
 174    }
 175    pub fn title(&self) -> &'static str {
 176        match self.header {
 177            Section::Conflict => "Conflicts",
 178            Section::Tracked => "Tracked",
 179            Section::New => "Untracked",
 180        }
 181    }
 182}
 183
 184#[derive(Debug, PartialEq, Eq, Clone)]
 185enum GitListEntry {
 186    GitStatusEntry(GitStatusEntry),
 187    Header(GitHeaderEntry),
 188}
 189
 190impl GitListEntry {
 191    fn status_entry(&self) -> Option<&GitStatusEntry> {
 192        match self {
 193            GitListEntry::GitStatusEntry(entry) => Some(entry),
 194            _ => None,
 195        }
 196    }
 197}
 198
 199#[derive(Debug, PartialEq, Eq, Clone)]
 200pub struct GitStatusEntry {
 201    pub(crate) repo_path: RepoPath,
 202    pub(crate) worktree_path: Arc<Path>,
 203    pub(crate) abs_path: PathBuf,
 204    pub(crate) status: FileStatus,
 205    pub(crate) staging: StageStatus,
 206}
 207
 208#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 209enum TargetStatus {
 210    Staged,
 211    Unstaged,
 212    Reverted,
 213    Unchanged,
 214}
 215
 216struct PendingOperation {
 217    finished: bool,
 218    target_status: TargetStatus,
 219    entries: Vec<GitStatusEntry>,
 220    op_id: usize,
 221}
 222
 223type RemoteOperations = Rc<RefCell<HashSet<u32>>>;
 224
 225pub struct GitPanel {
 226    remote_operation_id: u32,
 227    pending_remote_operations: RemoteOperations,
 228    pub(crate) active_repository: Option<Entity<Repository>>,
 229    pub(crate) commit_editor: Entity<Editor>,
 230    conflicted_count: usize,
 231    conflicted_staged_count: usize,
 232    current_modifiers: Modifiers,
 233    add_coauthors: bool,
 234    generate_commit_message_task: Option<Task<Option<()>>>,
 235    entries: Vec<GitListEntry>,
 236    single_staged_entry: Option<GitStatusEntry>,
 237    single_tracked_entry: Option<GitStatusEntry>,
 238    focus_handle: FocusHandle,
 239    fs: Arc<dyn Fs>,
 240    hide_scrollbar_task: Option<Task<()>>,
 241    new_count: usize,
 242    entry_count: usize,
 243    new_staged_count: usize,
 244    pending: Vec<PendingOperation>,
 245    pending_commit: Option<Task<()>>,
 246    pending_serialization: Task<Option<()>>,
 247    pub(crate) project: Entity<Project>,
 248    scroll_handle: UniformListScrollHandle,
 249    scrollbar_state: ScrollbarState,
 250    selected_entry: Option<usize>,
 251    marked_entries: Vec<usize>,
 252    show_scrollbar: bool,
 253    tracked_count: usize,
 254    tracked_staged_count: usize,
 255    update_visible_entries_task: Task<()>,
 256    width: Option<Pixels>,
 257    workspace: WeakEntity<Workspace>,
 258    context_menu: Option<(Entity<ContextMenu>, Point<Pixels>, Subscription)>,
 259    modal_open: bool,
 260}
 261
 262struct RemoteOperationGuard {
 263    id: u32,
 264    pending_remote_operations: RemoteOperations,
 265}
 266
 267impl Drop for RemoteOperationGuard {
 268    fn drop(&mut self) {
 269        self.pending_remote_operations.borrow_mut().remove(&self.id);
 270    }
 271}
 272
 273pub(crate) fn commit_message_editor(
 274    commit_message_buffer: Entity<Buffer>,
 275    placeholder: Option<&str>,
 276    project: Entity<Project>,
 277    in_panel: bool,
 278    window: &mut Window,
 279    cx: &mut Context<'_, Editor>,
 280) -> Editor {
 281    let buffer = cx.new(|cx| MultiBuffer::singleton(commit_message_buffer, cx));
 282    let max_lines = if in_panel { 6 } else { 18 };
 283    let mut commit_editor = Editor::new(
 284        EditorMode::AutoHeight { max_lines },
 285        buffer,
 286        None,
 287        false,
 288        window,
 289        cx,
 290    );
 291    commit_editor.set_collaboration_hub(Box::new(project));
 292    commit_editor.set_use_autoclose(false);
 293    commit_editor.set_show_gutter(false, cx);
 294    commit_editor.set_show_wrap_guides(false, cx);
 295    commit_editor.set_show_indent_guides(false, cx);
 296    let placeholder = placeholder.unwrap_or("Enter commit message");
 297    commit_editor.set_placeholder_text(placeholder, cx);
 298    commit_editor
 299}
 300
 301impl GitPanel {
 302    pub fn new(
 303        workspace: Entity<Workspace>,
 304        project: Entity<Project>,
 305        app_state: Arc<AppState>,
 306        window: &mut Window,
 307        cx: &mut Context<Self>,
 308    ) -> Self {
 309        let fs = app_state.fs.clone();
 310        let git_store = project.read(cx).git_store().clone();
 311        let active_repository = project.read(cx).active_repository(cx);
 312        let workspace = workspace.downgrade();
 313
 314        let focus_handle = cx.focus_handle();
 315        cx.on_focus(&focus_handle, window, Self::focus_in).detach();
 316        cx.on_focus_out(&focus_handle, window, |this, _, window, cx| {
 317            this.hide_scrollbar(window, cx);
 318        })
 319        .detach();
 320
 321        // just to let us render a placeholder editor.
 322        // Once the active git repo is set, this buffer will be replaced.
 323        let temporary_buffer = cx.new(|cx| Buffer::local("", cx));
 324        let commit_editor = cx.new(|cx| {
 325            commit_message_editor(temporary_buffer, None, project.clone(), true, window, cx)
 326        });
 327
 328        commit_editor.update(cx, |editor, cx| {
 329            editor.clear(window, cx);
 330        });
 331
 332        let scroll_handle = UniformListScrollHandle::new();
 333
 334        cx.subscribe_in(
 335            &git_store,
 336            window,
 337            move |this, git_store, event, window, cx| match event {
 338                GitEvent::FileSystemUpdated => {
 339                    this.schedule_update(false, window, cx);
 340                }
 341                GitEvent::ActiveRepositoryChanged | GitEvent::GitStateUpdated => {
 342                    this.active_repository = git_store.read(cx).active_repository();
 343                    this.schedule_update(true, window, cx);
 344                }
 345                GitEvent::IndexWriteError(error) => {
 346                    this.workspace
 347                        .update(cx, |workspace, cx| {
 348                            workspace.show_error(error, cx);
 349                        })
 350                        .ok();
 351                }
 352            },
 353        )
 354        .detach();
 355
 356        let scrollbar_state =
 357            ScrollbarState::new(scroll_handle.clone()).parent_entity(&cx.entity());
 358
 359        let mut git_panel = Self {
 360            pending_remote_operations: Default::default(),
 361            remote_operation_id: 0,
 362            active_repository,
 363            commit_editor,
 364            conflicted_count: 0,
 365            conflicted_staged_count: 0,
 366            current_modifiers: window.modifiers(),
 367            add_coauthors: true,
 368            generate_commit_message_task: None,
 369            entries: Vec::new(),
 370            focus_handle: cx.focus_handle(),
 371            fs,
 372            hide_scrollbar_task: None,
 373            new_count: 0,
 374            new_staged_count: 0,
 375            pending: Vec::new(),
 376            pending_commit: None,
 377            pending_serialization: Task::ready(None),
 378            single_staged_entry: None,
 379            single_tracked_entry: None,
 380            project,
 381            scroll_handle,
 382            scrollbar_state,
 383            selected_entry: None,
 384            marked_entries: Vec::new(),
 385            show_scrollbar: false,
 386            tracked_count: 0,
 387            tracked_staged_count: 0,
 388            update_visible_entries_task: Task::ready(()),
 389            width: None,
 390            context_menu: None,
 391            workspace,
 392            modal_open: false,
 393            entry_count: 0,
 394        };
 395        git_panel.schedule_update(false, window, cx);
 396        git_panel.show_scrollbar = git_panel.should_show_scrollbar(cx);
 397        git_panel
 398    }
 399
 400    pub fn entry_by_path(&self, path: &RepoPath) -> Option<usize> {
 401        fn binary_search<F>(mut low: usize, mut high: usize, is_target: F) -> Option<usize>
 402        where
 403            F: Fn(usize) -> std::cmp::Ordering,
 404        {
 405            while low < high {
 406                let mid = low + (high - low) / 2;
 407                match is_target(mid) {
 408                    std::cmp::Ordering::Equal => return Some(mid),
 409                    std::cmp::Ordering::Less => low = mid + 1,
 410                    std::cmp::Ordering::Greater => high = mid,
 411                }
 412            }
 413            None
 414        }
 415        if self.conflicted_count > 0 {
 416            let conflicted_start = 1;
 417            if let Some(ix) = binary_search(
 418                conflicted_start,
 419                conflicted_start + self.conflicted_count,
 420                |ix| {
 421                    self.entries[ix]
 422                        .status_entry()
 423                        .unwrap()
 424                        .repo_path
 425                        .cmp(&path)
 426                },
 427            ) {
 428                return Some(ix);
 429            }
 430        }
 431        if self.tracked_count > 0 {
 432            let tracked_start = if self.conflicted_count > 0 {
 433                1 + self.conflicted_count
 434            } else {
 435                0
 436            } + 1;
 437            if let Some(ix) =
 438                binary_search(tracked_start, tracked_start + self.tracked_count, |ix| {
 439                    self.entries[ix]
 440                        .status_entry()
 441                        .unwrap()
 442                        .repo_path
 443                        .cmp(&path)
 444                })
 445            {
 446                return Some(ix);
 447            }
 448        }
 449        if self.new_count > 0 {
 450            let untracked_start = if self.conflicted_count > 0 {
 451                1 + self.conflicted_count
 452            } else {
 453                0
 454            } + if self.tracked_count > 0 {
 455                1 + self.tracked_count
 456            } else {
 457                0
 458            } + 1;
 459            if let Some(ix) =
 460                binary_search(untracked_start, untracked_start + self.new_count, |ix| {
 461                    self.entries[ix]
 462                        .status_entry()
 463                        .unwrap()
 464                        .repo_path
 465                        .cmp(&path)
 466                })
 467            {
 468                return Some(ix);
 469            }
 470        }
 471        None
 472    }
 473
 474    pub fn select_entry_by_path(
 475        &mut self,
 476        path: ProjectPath,
 477        _: &mut Window,
 478        cx: &mut Context<Self>,
 479    ) {
 480        let Some(git_repo) = self.active_repository.as_ref() else {
 481            return;
 482        };
 483        let Some(repo_path) = git_repo.read(cx).project_path_to_repo_path(&path) else {
 484            return;
 485        };
 486        let Some(ix) = self.entry_by_path(&repo_path) else {
 487            return;
 488        };
 489        self.selected_entry = Some(ix);
 490        cx.notify();
 491    }
 492
 493    fn start_remote_operation(&mut self) -> RemoteOperationGuard {
 494        let id = post_inc(&mut self.remote_operation_id);
 495        self.pending_remote_operations.borrow_mut().insert(id);
 496
 497        RemoteOperationGuard {
 498            id,
 499            pending_remote_operations: self.pending_remote_operations.clone(),
 500        }
 501    }
 502
 503    fn serialize(&mut self, cx: &mut Context<Self>) {
 504        let width = self.width;
 505        self.pending_serialization = cx.background_spawn(
 506            async move {
 507                KEY_VALUE_STORE
 508                    .write_kvp(
 509                        GIT_PANEL_KEY.into(),
 510                        serde_json::to_string(&SerializedGitPanel { width })?,
 511                    )
 512                    .await?;
 513                anyhow::Ok(())
 514            }
 515            .log_err(),
 516        );
 517    }
 518
 519    pub(crate) fn set_modal_open(&mut self, open: bool, cx: &mut Context<Self>) {
 520        self.modal_open = open;
 521        cx.notify();
 522    }
 523
 524    fn dispatch_context(&self, window: &mut Window, cx: &Context<Self>) -> KeyContext {
 525        let mut dispatch_context = KeyContext::new_with_defaults();
 526        dispatch_context.add("GitPanel");
 527
 528        if self.is_focused(window, cx) {
 529            dispatch_context.add("menu");
 530            dispatch_context.add("ChangesList");
 531        }
 532
 533        if self.commit_editor.read(cx).is_focused(window) {
 534            dispatch_context.add("CommitEditor");
 535        }
 536
 537        dispatch_context
 538    }
 539
 540    fn is_focused(&self, window: &Window, cx: &Context<Self>) -> bool {
 541        window
 542            .focused(cx)
 543            .map_or(false, |focused| self.focus_handle == focused)
 544    }
 545
 546    fn close_panel(&mut self, _: &Close, _window: &mut Window, cx: &mut Context<Self>) {
 547        cx.emit(PanelEvent::Close);
 548    }
 549
 550    fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 551        if !self.focus_handle.contains_focused(window, cx) {
 552            cx.emit(Event::Focus);
 553        }
 554    }
 555
 556    fn show_scrollbar(&self, cx: &mut Context<Self>) -> ShowScrollbar {
 557        GitPanelSettings::get_global(cx)
 558            .scrollbar
 559            .show
 560            .unwrap_or_else(|| EditorSettings::get_global(cx).scrollbar.show)
 561    }
 562
 563    fn should_show_scrollbar(&self, cx: &mut Context<Self>) -> bool {
 564        let show = self.show_scrollbar(cx);
 565        match show {
 566            ShowScrollbar::Auto => true,
 567            ShowScrollbar::System => true,
 568            ShowScrollbar::Always => true,
 569            ShowScrollbar::Never => false,
 570        }
 571    }
 572
 573    fn should_autohide_scrollbar(&self, cx: &mut Context<Self>) -> bool {
 574        let show = self.show_scrollbar(cx);
 575        match show {
 576            ShowScrollbar::Auto => true,
 577            ShowScrollbar::System => cx
 578                .try_global::<ScrollbarAutoHide>()
 579                .map_or_else(|| cx.should_auto_hide_scrollbars(), |autohide| autohide.0),
 580            ShowScrollbar::Always => false,
 581            ShowScrollbar::Never => true,
 582        }
 583    }
 584
 585    fn hide_scrollbar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 586        const SCROLLBAR_SHOW_INTERVAL: Duration = Duration::from_secs(1);
 587        if !self.should_autohide_scrollbar(cx) {
 588            return;
 589        }
 590        self.hide_scrollbar_task = Some(cx.spawn_in(window, |panel, mut cx| async move {
 591            cx.background_executor()
 592                .timer(SCROLLBAR_SHOW_INTERVAL)
 593                .await;
 594            panel
 595                .update(&mut cx, |panel, cx| {
 596                    panel.show_scrollbar = false;
 597                    cx.notify();
 598                })
 599                .log_err();
 600        }))
 601    }
 602
 603    fn handle_modifiers_changed(
 604        &mut self,
 605        event: &ModifiersChangedEvent,
 606        _: &mut Window,
 607        cx: &mut Context<Self>,
 608    ) {
 609        self.current_modifiers = event.modifiers;
 610        cx.notify();
 611    }
 612
 613    fn scroll_to_selected_entry(&mut self, cx: &mut Context<Self>) {
 614        if let Some(selected_entry) = self.selected_entry {
 615            self.scroll_handle
 616                .scroll_to_item(selected_entry, ScrollStrategy::Center);
 617        }
 618
 619        cx.notify();
 620    }
 621
 622    fn select_first(&mut self, _: &SelectFirst, _window: &mut Window, cx: &mut Context<Self>) {
 623        if !self.entries.is_empty() {
 624            self.selected_entry = Some(1);
 625            self.scroll_to_selected_entry(cx);
 626        }
 627    }
 628
 629    fn select_previous(
 630        &mut self,
 631        _: &SelectPrevious,
 632        _window: &mut Window,
 633        cx: &mut Context<Self>,
 634    ) {
 635        let item_count = self.entries.len();
 636        if item_count == 0 {
 637            return;
 638        }
 639
 640        if let Some(selected_entry) = self.selected_entry {
 641            let new_selected_entry = if selected_entry > 0 {
 642                selected_entry - 1
 643            } else {
 644                selected_entry
 645            };
 646
 647            if matches!(
 648                self.entries.get(new_selected_entry),
 649                Some(GitListEntry::Header(..))
 650            ) {
 651                if new_selected_entry > 0 {
 652                    self.selected_entry = Some(new_selected_entry - 1)
 653                }
 654            } else {
 655                self.selected_entry = Some(new_selected_entry);
 656            }
 657
 658            self.scroll_to_selected_entry(cx);
 659        }
 660
 661        cx.notify();
 662    }
 663
 664    fn select_next(&mut self, _: &SelectNext, _window: &mut Window, cx: &mut Context<Self>) {
 665        let item_count = self.entries.len();
 666        if item_count == 0 {
 667            return;
 668        }
 669
 670        if let Some(selected_entry) = self.selected_entry {
 671            let new_selected_entry = if selected_entry < item_count - 1 {
 672                selected_entry + 1
 673            } else {
 674                selected_entry
 675            };
 676            if matches!(
 677                self.entries.get(new_selected_entry),
 678                Some(GitListEntry::Header(..))
 679            ) {
 680                self.selected_entry = Some(new_selected_entry + 1);
 681            } else {
 682                self.selected_entry = Some(new_selected_entry);
 683            }
 684
 685            self.scroll_to_selected_entry(cx);
 686        }
 687
 688        cx.notify();
 689    }
 690
 691    fn select_last(&mut self, _: &SelectLast, _window: &mut Window, cx: &mut Context<Self>) {
 692        if self.entries.last().is_some() {
 693            self.selected_entry = Some(self.entries.len() - 1);
 694            self.scroll_to_selected_entry(cx);
 695        }
 696    }
 697
 698    fn focus_editor(&mut self, _: &FocusEditor, window: &mut Window, cx: &mut Context<Self>) {
 699        self.commit_editor.update(cx, |editor, cx| {
 700            window.focus(&editor.focus_handle(cx));
 701        });
 702        cx.notify();
 703    }
 704
 705    fn select_first_entry_if_none(&mut self, cx: &mut Context<Self>) {
 706        let have_entries = self
 707            .active_repository
 708            .as_ref()
 709            .map_or(false, |active_repository| {
 710                active_repository.read(cx).entry_count() > 0
 711            });
 712        if have_entries && self.selected_entry.is_none() {
 713            self.selected_entry = Some(1);
 714            self.scroll_to_selected_entry(cx);
 715            cx.notify();
 716        }
 717    }
 718
 719    fn focus_changes_list(
 720        &mut self,
 721        _: &FocusChanges,
 722        window: &mut Window,
 723        cx: &mut Context<Self>,
 724    ) {
 725        self.select_first_entry_if_none(cx);
 726
 727        cx.focus_self(window);
 728        cx.notify();
 729    }
 730
 731    fn get_selected_entry(&self) -> Option<&GitListEntry> {
 732        self.selected_entry.and_then(|i| self.entries.get(i))
 733    }
 734
 735    fn open_diff(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
 736        maybe!({
 737            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
 738            let workspace = self.workspace.upgrade()?;
 739            let git_repo = self.active_repository.as_ref()?;
 740
 741            if let Some(project_diff) = workspace.read(cx).active_item_as::<ProjectDiff>(cx) {
 742                if let Some(project_path) = project_diff.read(cx).active_path(cx) {
 743                    if Some(&entry.repo_path)
 744                        == git_repo
 745                            .read(cx)
 746                            .project_path_to_repo_path(&project_path)
 747                            .as_ref()
 748                    {
 749                        project_diff.focus_handle(cx).focus(window);
 750                        project_diff.update(cx, |project_diff, cx| project_diff.autoscroll(cx));
 751                        return None;
 752                    }
 753                }
 754            };
 755
 756            if entry.worktree_path.starts_with("..") {
 757                self.workspace
 758                    .update(cx, |workspace, cx| {
 759                        workspace
 760                            .open_abs_path(
 761                                entry.abs_path.clone(),
 762                                OpenOptions {
 763                                    visible: Some(OpenVisible::All),
 764                                    focus: Some(false),
 765                                    ..Default::default()
 766                                },
 767                                window,
 768                                cx,
 769                            )
 770                            .detach_and_log_err(cx);
 771                    })
 772                    .ok();
 773            } else {
 774                self.workspace
 775                    .update(cx, |workspace, cx| {
 776                        ProjectDiff::deploy_at(workspace, Some(entry.clone()), window, cx);
 777                    })
 778                    .ok();
 779                self.focus_handle.focus(window);
 780            }
 781
 782            Some(())
 783        });
 784    }
 785
 786    fn open_file(
 787        &mut self,
 788        _: &menu::SecondaryConfirm,
 789        window: &mut Window,
 790        cx: &mut Context<Self>,
 791    ) {
 792        maybe!({
 793            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
 794            let active_repo = self.active_repository.as_ref()?;
 795            let path = active_repo
 796                .read(cx)
 797                .repo_path_to_project_path(&entry.repo_path)?;
 798            if entry.status.is_deleted() {
 799                return None;
 800            }
 801
 802            self.workspace
 803                .update(cx, |workspace, cx| {
 804                    workspace
 805                        .open_path_preview(path, None, false, false, true, window, cx)
 806                        .detach_and_prompt_err("Failed to open file", window, cx, |e, _, _| {
 807                            Some(format!("{e}"))
 808                        });
 809                })
 810                .ok()
 811        });
 812    }
 813
 814    fn revert_selected(
 815        &mut self,
 816        _: &git::RestoreFile,
 817        window: &mut Window,
 818        cx: &mut Context<Self>,
 819    ) {
 820        maybe!({
 821            let list_entry = self.entries.get(self.selected_entry?)?.clone();
 822            let entry = list_entry.status_entry()?;
 823            self.revert_entry(&entry, window, cx);
 824            Some(())
 825        });
 826    }
 827
 828    fn revert_entry(
 829        &mut self,
 830        entry: &GitStatusEntry,
 831        window: &mut Window,
 832        cx: &mut Context<Self>,
 833    ) {
 834        maybe!({
 835            let active_repo = self.active_repository.clone()?;
 836            let path = active_repo
 837                .read(cx)
 838                .repo_path_to_project_path(&entry.repo_path)?;
 839            let workspace = self.workspace.clone();
 840
 841            if entry.status.staging().has_staged() {
 842                self.change_file_stage(false, vec![entry.clone()], cx);
 843            }
 844            let filename = path.path.file_name()?.to_string_lossy();
 845
 846            if !entry.status.is_created() {
 847                self.perform_checkout(vec![entry.clone()], cx);
 848            } else {
 849                let prompt = prompt(&format!("Trash {}?", filename), None, window, cx);
 850                cx.spawn_in(window, |_, mut cx| async move {
 851                    match prompt.await? {
 852                        TrashCancel::Trash => {}
 853                        TrashCancel::Cancel => return Ok(()),
 854                    }
 855                    let task = workspace.update(&mut cx, |workspace, cx| {
 856                        workspace
 857                            .project()
 858                            .update(cx, |project, cx| project.delete_file(path, true, cx))
 859                    })?;
 860                    if let Some(task) = task {
 861                        task.await?;
 862                    }
 863                    Ok(())
 864                })
 865                .detach_and_prompt_err(
 866                    "Failed to trash file",
 867                    window,
 868                    cx,
 869                    |e, _, _| Some(format!("{e}")),
 870                );
 871            }
 872            Some(())
 873        });
 874    }
 875
 876    fn perform_checkout(&mut self, entries: Vec<GitStatusEntry>, cx: &mut Context<Self>) {
 877        let workspace = self.workspace.clone();
 878        let Some(active_repository) = self.active_repository.clone() else {
 879            return;
 880        };
 881
 882        let op_id = self.pending.iter().map(|p| p.op_id).max().unwrap_or(0) + 1;
 883        self.pending.push(PendingOperation {
 884            op_id,
 885            target_status: TargetStatus::Reverted,
 886            entries: entries.clone(),
 887            finished: false,
 888        });
 889        self.update_visible_entries(cx);
 890        let task = cx.spawn(|_, mut cx| async move {
 891            let tasks: Vec<_> = workspace.update(&mut cx, |workspace, cx| {
 892                workspace.project().update(cx, |project, cx| {
 893                    entries
 894                        .iter()
 895                        .filter_map(|entry| {
 896                            let path = active_repository
 897                                .read(cx)
 898                                .repo_path_to_project_path(&entry.repo_path)?;
 899                            Some(project.open_buffer(path, cx))
 900                        })
 901                        .collect()
 902                })
 903            })?;
 904
 905            let buffers = futures::future::join_all(tasks).await;
 906
 907            active_repository
 908                .update(&mut cx, |repo, cx| {
 909                    repo.checkout_files(
 910                        "HEAD",
 911                        entries
 912                            .iter()
 913                            .map(|entries| entries.repo_path.clone())
 914                            .collect(),
 915                        cx,
 916                    )
 917                })?
 918                .await??;
 919
 920            let tasks: Vec<_> = cx.update(|cx| {
 921                buffers
 922                    .iter()
 923                    .filter_map(|buffer| {
 924                        buffer.as_ref().ok()?.update(cx, |buffer, cx| {
 925                            buffer.is_dirty().then(|| buffer.reload(cx))
 926                        })
 927                    })
 928                    .collect()
 929            })?;
 930
 931            futures::future::join_all(tasks).await;
 932
 933            Ok(())
 934        });
 935
 936        cx.spawn(|this, mut cx| async move {
 937            let result = task.await;
 938
 939            this.update(&mut cx, |this, cx| {
 940                for pending in this.pending.iter_mut() {
 941                    if pending.op_id == op_id {
 942                        pending.finished = true;
 943                        if result.is_err() {
 944                            pending.target_status = TargetStatus::Unchanged;
 945                            this.update_visible_entries(cx);
 946                        }
 947                        break;
 948                    }
 949                }
 950                result
 951                    .map_err(|e| {
 952                        this.show_error_toast("checkout", e, cx);
 953                    })
 954                    .ok();
 955            })
 956            .ok();
 957        })
 958        .detach();
 959    }
 960
 961    fn restore_tracked_files(
 962        &mut self,
 963        _: &RestoreTrackedFiles,
 964        window: &mut Window,
 965        cx: &mut Context<Self>,
 966    ) {
 967        let entries = self
 968            .entries
 969            .iter()
 970            .filter_map(|entry| entry.status_entry().cloned())
 971            .filter(|status_entry| !status_entry.status.is_created())
 972            .collect::<Vec<_>>();
 973
 974        match entries.len() {
 975            0 => return,
 976            1 => return self.revert_entry(&entries[0], window, cx),
 977            _ => {}
 978        }
 979        let mut details = entries
 980            .iter()
 981            .filter_map(|entry| entry.repo_path.0.file_name())
 982            .map(|filename| filename.to_string_lossy())
 983            .take(5)
 984            .join("\n");
 985        if entries.len() > 5 {
 986            details.push_str(&format!("\nand {} more…", entries.len() - 5))
 987        }
 988
 989        #[derive(strum::EnumIter, strum::VariantNames)]
 990        #[strum(serialize_all = "title_case")]
 991        enum RestoreCancel {
 992            RestoreTrackedFiles,
 993            Cancel,
 994        }
 995        let prompt = prompt(
 996            "Discard changes to these files?",
 997            Some(&details),
 998            window,
 999            cx,
1000        );
1001        cx.spawn(|this, mut cx| async move {
1002            match prompt.await {
1003                Ok(RestoreCancel::RestoreTrackedFiles) => {
1004                    this.update(&mut cx, |this, cx| {
1005                        this.perform_checkout(entries, cx);
1006                    })
1007                    .ok();
1008                }
1009                _ => {
1010                    return;
1011                }
1012            }
1013        })
1014        .detach();
1015    }
1016
1017    fn clean_all(&mut self, _: &TrashUntrackedFiles, window: &mut Window, cx: &mut Context<Self>) {
1018        let workspace = self.workspace.clone();
1019        let Some(active_repo) = self.active_repository.clone() else {
1020            return;
1021        };
1022        let to_delete = self
1023            .entries
1024            .iter()
1025            .filter_map(|entry| entry.status_entry())
1026            .filter(|status_entry| status_entry.status.is_created())
1027            .cloned()
1028            .collect::<Vec<_>>();
1029
1030        match to_delete.len() {
1031            0 => return,
1032            1 => return self.revert_entry(&to_delete[0], window, cx),
1033            _ => {}
1034        };
1035
1036        let mut details = to_delete
1037            .iter()
1038            .map(|entry| {
1039                entry
1040                    .repo_path
1041                    .0
1042                    .file_name()
1043                    .map(|f| f.to_string_lossy())
1044                    .unwrap_or_default()
1045            })
1046            .take(5)
1047            .join("\n");
1048
1049        if to_delete.len() > 5 {
1050            details.push_str(&format!("\nand {} more…", to_delete.len() - 5))
1051        }
1052
1053        let prompt = prompt("Trash these files?", Some(&details), window, cx);
1054        cx.spawn_in(window, |this, mut cx| async move {
1055            match prompt.await? {
1056                TrashCancel::Trash => {}
1057                TrashCancel::Cancel => return Ok(()),
1058            }
1059            let tasks = workspace.update(&mut cx, |workspace, cx| {
1060                to_delete
1061                    .iter()
1062                    .filter_map(|entry| {
1063                        workspace.project().update(cx, |project, cx| {
1064                            let project_path = active_repo
1065                                .read(cx)
1066                                .repo_path_to_project_path(&entry.repo_path)?;
1067                            project.delete_file(project_path, true, cx)
1068                        })
1069                    })
1070                    .collect::<Vec<_>>()
1071            })?;
1072            let to_unstage = to_delete
1073                .into_iter()
1074                .filter(|entry| !entry.status.staging().is_fully_unstaged())
1075                .collect();
1076            this.update(&mut cx, |this, cx| {
1077                this.change_file_stage(false, to_unstage, cx)
1078            })?;
1079            for task in tasks {
1080                task.await?;
1081            }
1082            Ok(())
1083        })
1084        .detach_and_prompt_err("Failed to trash files", window, cx, |e, _, _| {
1085            Some(format!("{e}"))
1086        });
1087    }
1088
1089    pub fn stage_all(&mut self, _: &StageAll, _window: &mut Window, cx: &mut Context<Self>) {
1090        let entries = self
1091            .entries
1092            .iter()
1093            .filter_map(|entry| entry.status_entry())
1094            .filter(|status_entry| status_entry.staging.has_unstaged())
1095            .cloned()
1096            .collect::<Vec<_>>();
1097        self.change_file_stage(true, entries, cx);
1098    }
1099
1100    pub fn unstage_all(&mut self, _: &UnstageAll, _window: &mut Window, cx: &mut Context<Self>) {
1101        let entries = self
1102            .entries
1103            .iter()
1104            .filter_map(|entry| entry.status_entry())
1105            .filter(|status_entry| status_entry.staging.has_staged())
1106            .cloned()
1107            .collect::<Vec<_>>();
1108        self.change_file_stage(false, entries, cx);
1109    }
1110
1111    fn toggle_staged_for_entry(
1112        &mut self,
1113        entry: &GitListEntry,
1114        _window: &mut Window,
1115        cx: &mut Context<Self>,
1116    ) {
1117        let Some(active_repository) = self.active_repository.as_ref() else {
1118            return;
1119        };
1120        let (stage, repo_paths) = match entry {
1121            GitListEntry::GitStatusEntry(status_entry) => {
1122                if status_entry.status.staging().is_fully_staged() {
1123                    (false, vec![status_entry.clone()])
1124                } else {
1125                    (true, vec![status_entry.clone()])
1126                }
1127            }
1128            GitListEntry::Header(section) => {
1129                let goal_staged_state = !self.header_state(section.header).selected();
1130                let repository = active_repository.read(cx);
1131                let entries = self
1132                    .entries
1133                    .iter()
1134                    .filter_map(|entry| entry.status_entry())
1135                    .filter(|status_entry| {
1136                        section.contains(&status_entry, repository)
1137                            && status_entry.staging.as_bool() != Some(goal_staged_state)
1138                    })
1139                    .map(|status_entry| status_entry.clone())
1140                    .collect::<Vec<_>>();
1141
1142                (goal_staged_state, entries)
1143            }
1144        };
1145        self.change_file_stage(stage, repo_paths, cx);
1146    }
1147
1148    fn change_file_stage(
1149        &mut self,
1150        stage: bool,
1151        entries: Vec<GitStatusEntry>,
1152        cx: &mut Context<Self>,
1153    ) {
1154        let Some(active_repository) = self.active_repository.clone() else {
1155            return;
1156        };
1157        let op_id = self.pending.iter().map(|p| p.op_id).max().unwrap_or(0) + 1;
1158        self.pending.push(PendingOperation {
1159            op_id,
1160            target_status: if stage {
1161                TargetStatus::Staged
1162            } else {
1163                TargetStatus::Unstaged
1164            },
1165            entries: entries.clone(),
1166            finished: false,
1167        });
1168        let repository = active_repository.read(cx);
1169        self.update_counts(repository);
1170        cx.notify();
1171
1172        cx.spawn({
1173            |this, mut cx| async move {
1174                let result = cx
1175                    .update(|cx| {
1176                        if stage {
1177                            active_repository.update(cx, |repo, cx| {
1178                                let repo_paths = entries
1179                                    .iter()
1180                                    .map(|entry| entry.repo_path.clone())
1181                                    .collect();
1182                                repo.stage_entries(repo_paths, cx)
1183                            })
1184                        } else {
1185                            active_repository.update(cx, |repo, cx| {
1186                                let repo_paths = entries
1187                                    .iter()
1188                                    .map(|entry| entry.repo_path.clone())
1189                                    .collect();
1190                                repo.unstage_entries(repo_paths, cx)
1191                            })
1192                        }
1193                    })?
1194                    .await;
1195
1196                this.update(&mut cx, |this, cx| {
1197                    for pending in this.pending.iter_mut() {
1198                        if pending.op_id == op_id {
1199                            pending.finished = true
1200                        }
1201                    }
1202                    result
1203                        .map_err(|e| {
1204                            this.show_error_toast(if stage { "add" } else { "reset" }, e, cx);
1205                        })
1206                        .ok();
1207                    cx.notify();
1208                })
1209            }
1210        })
1211        .detach();
1212    }
1213
1214    pub fn total_staged_count(&self) -> usize {
1215        self.tracked_staged_count + self.new_staged_count + self.conflicted_staged_count
1216    }
1217
1218    pub fn commit_message_buffer(&self, cx: &App) -> Entity<Buffer> {
1219        self.commit_editor
1220            .read(cx)
1221            .buffer()
1222            .read(cx)
1223            .as_singleton()
1224            .unwrap()
1225            .clone()
1226    }
1227
1228    fn toggle_staged_for_selected(
1229        &mut self,
1230        _: &git::ToggleStaged,
1231        window: &mut Window,
1232        cx: &mut Context<Self>,
1233    ) {
1234        if let Some(selected_entry) = self.get_selected_entry().cloned() {
1235            self.toggle_staged_for_entry(&selected_entry, window, cx);
1236        }
1237    }
1238
1239    fn stage_selected(&mut self, _: &git::StageFile, _window: &mut Window, cx: &mut Context<Self>) {
1240        let Some(selected_entry) = self.get_selected_entry() else {
1241            return;
1242        };
1243        let Some(status_entry) = selected_entry.status_entry() else {
1244            return;
1245        };
1246        if status_entry.staging != StageStatus::Staged {
1247            self.change_file_stage(true, vec![status_entry.clone()], cx);
1248        }
1249    }
1250
1251    fn unstage_selected(
1252        &mut self,
1253        _: &git::UnstageFile,
1254        _window: &mut Window,
1255        cx: &mut Context<Self>,
1256    ) {
1257        let Some(selected_entry) = self.get_selected_entry() else {
1258            return;
1259        };
1260        let Some(status_entry) = selected_entry.status_entry() else {
1261            return;
1262        };
1263        if status_entry.staging != StageStatus::Unstaged {
1264            self.change_file_stage(false, vec![status_entry.clone()], cx);
1265        }
1266    }
1267
1268    fn commit(&mut self, _: &git::Commit, window: &mut Window, cx: &mut Context<Self>) {
1269        if self
1270            .commit_editor
1271            .focus_handle(cx)
1272            .contains_focused(window, cx)
1273        {
1274            telemetry::event!("Git Committed", source = "Git Panel");
1275            self.commit_changes(window, cx)
1276        } else {
1277            cx.propagate();
1278        }
1279    }
1280
1281    fn custom_or_suggested_commit_message(&self, cx: &mut Context<Self>) -> Option<String> {
1282        let message = self.commit_editor.read(cx).text(cx);
1283
1284        if !message.trim().is_empty() {
1285            return Some(message.to_string());
1286        }
1287
1288        self.suggest_commit_message()
1289            .filter(|message| !message.trim().is_empty())
1290    }
1291
1292    pub(crate) fn commit_changes(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1293        let Some(active_repository) = self.active_repository.clone() else {
1294            return;
1295        };
1296        let error_spawn = |message, window: &mut Window, cx: &mut App| {
1297            let prompt = window.prompt(PromptLevel::Warning, message, None, &["Ok"], cx);
1298            cx.spawn(|_| async move {
1299                prompt.await.ok();
1300            })
1301            .detach();
1302        };
1303
1304        if self.has_unstaged_conflicts() {
1305            error_spawn(
1306                "There are still conflicts. You must stage these before committing",
1307                window,
1308                cx,
1309            );
1310            return;
1311        }
1312
1313        let commit_message = self.custom_or_suggested_commit_message(cx);
1314
1315        let Some(mut message) = commit_message else {
1316            self.commit_editor.read(cx).focus_handle(cx).focus(window);
1317            return;
1318        };
1319
1320        if self.add_coauthors {
1321            self.fill_co_authors(&mut message, cx);
1322        }
1323
1324        let task = if self.has_staged_changes() {
1325            // Repository serializes all git operations, so we can just send a commit immediately
1326            let commit_task =
1327                active_repository.update(cx, |repo, cx| repo.commit(message.into(), None, cx));
1328            cx.background_spawn(async move { commit_task.await? })
1329        } else {
1330            let changed_files = self
1331                .entries
1332                .iter()
1333                .filter_map(|entry| entry.status_entry())
1334                .filter(|status_entry| !status_entry.status.is_created())
1335                .map(|status_entry| status_entry.repo_path.clone())
1336                .collect::<Vec<_>>();
1337
1338            if changed_files.is_empty() {
1339                error_spawn("No changes to commit", window, cx);
1340                return;
1341            }
1342
1343            let stage_task =
1344                active_repository.update(cx, |repo, cx| repo.stage_entries(changed_files, cx));
1345            cx.spawn(|_, mut cx| async move {
1346                stage_task.await?;
1347                let commit_task = active_repository
1348                    .update(&mut cx, |repo, cx| repo.commit(message.into(), None, cx))?;
1349                commit_task.await?
1350            })
1351        };
1352        let task = cx.spawn_in(window, |this, mut cx| async move {
1353            let result = task.await;
1354            this.update_in(&mut cx, |this, window, cx| {
1355                this.pending_commit.take();
1356                match result {
1357                    Ok(()) => {
1358                        this.commit_editor
1359                            .update(cx, |editor, cx| editor.clear(window, cx));
1360                    }
1361                    Err(e) => this.show_error_toast("commit", e, cx),
1362                }
1363            })
1364            .ok();
1365        });
1366
1367        self.pending_commit = Some(task);
1368    }
1369
1370    fn uncommit(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1371        let Some(repo) = self.active_repository.clone() else {
1372            return;
1373        };
1374        telemetry::event!("Git Uncommitted");
1375
1376        let confirmation = self.check_for_pushed_commits(window, cx);
1377        let prior_head = self.load_commit_details("HEAD", cx);
1378
1379        let task = cx.spawn_in(window, |this, mut cx| async move {
1380            let result = maybe!(async {
1381                if let Ok(true) = confirmation.await {
1382                    let prior_head = prior_head.await?;
1383
1384                    repo.update(&mut cx, |repo, cx| repo.reset("HEAD^", ResetMode::Soft, cx))?
1385                        .await??;
1386
1387                    Ok(Some(prior_head))
1388                } else {
1389                    Ok(None)
1390                }
1391            })
1392            .await;
1393
1394            this.update_in(&mut cx, |this, window, cx| {
1395                this.pending_commit.take();
1396                match result {
1397                    Ok(None) => {}
1398                    Ok(Some(prior_commit)) => {
1399                        this.commit_editor.update(cx, |editor, cx| {
1400                            editor.set_text(prior_commit.message, window, cx)
1401                        });
1402                    }
1403                    Err(e) => this.show_error_toast("reset", e, cx),
1404                }
1405            })
1406            .ok();
1407        });
1408
1409        self.pending_commit = Some(task);
1410    }
1411
1412    fn check_for_pushed_commits(
1413        &mut self,
1414        window: &mut Window,
1415        cx: &mut Context<Self>,
1416    ) -> impl Future<Output = Result<bool, anyhow::Error>> {
1417        let repo = self.active_repository.clone();
1418        let mut cx = window.to_async(cx);
1419
1420        async move {
1421            let Some(repo) = repo else {
1422                return Err(anyhow::anyhow!("No active repository"));
1423            };
1424
1425            let pushed_to: Vec<SharedString> = repo
1426                .update(&mut cx, |repo, _| repo.check_for_pushed_commits())?
1427                .await??;
1428
1429            if pushed_to.is_empty() {
1430                Ok(true)
1431            } else {
1432                #[derive(strum::EnumIter, strum::VariantNames)]
1433                #[strum(serialize_all = "title_case")]
1434                enum CancelUncommit {
1435                    Uncommit,
1436                    Cancel,
1437                }
1438                let detail = format!(
1439                    "This commit was already pushed to {}.",
1440                    pushed_to.into_iter().join(", ")
1441                );
1442                let result = cx
1443                    .update(|window, cx| prompt("Are you sure?", Some(&detail), window, cx))?
1444                    .await?;
1445
1446                match result {
1447                    CancelUncommit::Cancel => Ok(false),
1448                    CancelUncommit::Uncommit => Ok(true),
1449                }
1450            }
1451        }
1452    }
1453
1454    /// Suggests a commit message based on the changed files and their statuses
1455    pub fn suggest_commit_message(&self) -> Option<String> {
1456        let git_status_entry = if let Some(staged_entry) = &self.single_staged_entry {
1457            Some(staged_entry)
1458        } else if let Some(single_tracked_entry) = &self.single_tracked_entry {
1459            Some(single_tracked_entry)
1460        } else {
1461            None
1462        }?;
1463
1464        let action_text = if git_status_entry.status.is_deleted() {
1465            Some("Delete")
1466        } else if git_status_entry.status.is_created() {
1467            Some("Create")
1468        } else if git_status_entry.status.is_modified() {
1469            Some("Update")
1470        } else {
1471            None
1472        }?;
1473
1474        let file_name = git_status_entry
1475            .repo_path
1476            .file_name()
1477            .unwrap_or_default()
1478            .to_string_lossy();
1479
1480        Some(format!("{} {}", action_text, file_name))
1481    }
1482
1483    fn generate_commit_message_action(
1484        &mut self,
1485        _: &git::GenerateCommitMessage,
1486        _window: &mut Window,
1487        cx: &mut Context<Self>,
1488    ) {
1489        self.generate_commit_message(cx);
1490    }
1491
1492    /// Generates a commit message using an LLM.
1493    pub fn generate_commit_message(&mut self, cx: &mut Context<Self>) {
1494        if !self.can_commit() {
1495            return;
1496        }
1497
1498        let model = match current_language_model(cx) {
1499            Some(value) => value,
1500            None => return,
1501        };
1502
1503        let Some(repo) = self.active_repository.as_ref() else {
1504            return;
1505        };
1506
1507        telemetry::event!("Git Commit Message Generated");
1508
1509        let diff = repo.update(cx, |repo, cx| {
1510            if self.has_staged_changes() {
1511                repo.diff(DiffType::HeadToIndex, cx)
1512            } else {
1513                repo.diff(DiffType::HeadToWorktree, cx)
1514            }
1515        });
1516
1517        self.generate_commit_message_task = Some(cx.spawn(|this, mut cx| {
1518            async move {
1519                let _defer = util::defer({
1520                    let mut cx = cx.clone();
1521                    let this = this.clone();
1522                    move || {
1523                        this.update(&mut cx, |this, _cx| {
1524                            this.generate_commit_message_task.take();
1525                        })
1526                        .ok();
1527                    }
1528                });
1529
1530                let mut diff_text = diff.await??;
1531
1532                const ONE_MB: usize = 1_000_000;
1533                if diff_text.len() > ONE_MB {
1534                    diff_text = diff_text.chars().take(ONE_MB).collect()
1535                }
1536
1537                let subject = this.update(&mut cx, |this, cx| {
1538                    this.commit_editor.read(cx).text(cx).lines().next().map(ToOwned::to_owned).unwrap_or_default()
1539                })?;
1540
1541                let text_empty = subject.trim().is_empty();
1542
1543                let content = if text_empty {
1544                    format!("{PROMPT}\nHere are the changes in this commit:\n{diff_text}")
1545                } else {
1546                    format!("{PROMPT}\nHere is the user's subject line:\n{subject}\nHere are the changes in this commit:\n{diff_text}\n")
1547                };
1548
1549                const PROMPT: &str = include_str!("commit_message_prompt.txt");
1550
1551                let request = LanguageModelRequest {
1552                    messages: vec![LanguageModelRequestMessage {
1553                        role: Role::User,
1554                        content: vec![content.into()],
1555                        cache: false,
1556                    }],
1557                    tools: Vec::new(),
1558                    stop: Vec::new(),
1559                    temperature: None,
1560                };
1561
1562                let stream = model.stream_completion_text(request, &cx);
1563                let mut messages = stream.await?;
1564
1565                if !text_empty {
1566                    this.update(&mut cx, |this, cx| {
1567                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
1568                            let insert_position = buffer.anchor_before(buffer.len());
1569                            buffer.edit([(insert_position..insert_position, "\n")], None, cx)
1570                        });
1571                    })?;
1572                }
1573
1574                while let Some(message) = messages.stream.next().await {
1575                    let text = message?;
1576
1577                    this.update(&mut cx, |this, cx| {
1578                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
1579                            let insert_position = buffer.anchor_before(buffer.len());
1580                            buffer.edit([(insert_position..insert_position, text)], None, cx);
1581                        });
1582                    })?;
1583                }
1584
1585                anyhow::Ok(())
1586            }
1587            .log_err()
1588        }));
1589    }
1590
1591    fn update_editor_placeholder(&mut self, cx: &mut Context<Self>) {
1592        let suggested_commit_message = self.suggest_commit_message();
1593        let placeholder_text = suggested_commit_message
1594            .as_deref()
1595            .unwrap_or("Enter commit message");
1596
1597        self.commit_editor.update(cx, |editor, cx| {
1598            editor.set_placeholder_text(Arc::from(placeholder_text), cx)
1599        });
1600
1601        cx.notify();
1602    }
1603
1604    pub(crate) fn fetch(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1605        if !self.can_push_and_pull(cx) {
1606            return;
1607        }
1608
1609        let Some(repo) = self.active_repository.clone() else {
1610            return;
1611        };
1612        telemetry::event!("Git Fetched");
1613        let guard = self.start_remote_operation();
1614        let askpass = self.askpass_delegate("git fetch", window, cx);
1615        let this = cx.weak_entity();
1616        window
1617            .spawn(cx, |mut cx| async move {
1618                let fetch = repo.update(&mut cx, |repo, cx| repo.fetch(askpass, cx))?;
1619
1620                let remote_message = fetch.await?;
1621                drop(guard);
1622                this.update(&mut cx, |this, cx| {
1623                    let action = RemoteAction::Fetch;
1624                    match remote_message {
1625                        Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
1626                        Err(e) => {
1627                            log::error!("Error while fetching {:?}", e);
1628                            this.show_error_toast(action.name(), e, cx)
1629                        }
1630                    }
1631
1632                    anyhow::Ok(())
1633                })
1634                .ok();
1635                anyhow::Ok(())
1636            })
1637            .detach_and_log_err(cx);
1638    }
1639
1640    pub(crate) fn pull(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1641        if !self.can_push_and_pull(cx) {
1642            return;
1643        }
1644        let Some(repo) = self.active_repository.clone() else {
1645            return;
1646        };
1647        let Some(branch) = repo.read(cx).current_branch() else {
1648            return;
1649        };
1650        telemetry::event!("Git Pulled");
1651        let branch = branch.clone();
1652        let remote = self.get_current_remote(window, cx);
1653        cx.spawn_in(window, move |this, mut cx| async move {
1654            let remote = match remote.await {
1655                Ok(Some(remote)) => remote,
1656                Ok(None) => {
1657                    return Ok(());
1658                }
1659                Err(e) => {
1660                    log::error!("Failed to get current remote: {}", e);
1661                    this.update(&mut cx, |this, cx| this.show_error_toast("pull", e, cx))
1662                        .ok();
1663                    return Ok(());
1664                }
1665            };
1666
1667            let askpass = this.update_in(&mut cx, |this, window, cx| {
1668                this.askpass_delegate(format!("git pull {}", remote.name), window, cx)
1669            })?;
1670
1671            let guard = this
1672                .update(&mut cx, |this, _| this.start_remote_operation())
1673                .ok();
1674
1675            let pull = repo.update(&mut cx, |repo, cx| {
1676                repo.pull(branch.name.clone(), remote.name.clone(), askpass, cx)
1677            })?;
1678
1679            let remote_message = pull.await?;
1680            drop(guard);
1681
1682            let action = RemoteAction::Pull(remote);
1683            this.update(&mut cx, |this, cx| match remote_message {
1684                Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
1685                Err(e) => {
1686                    log::error!("Error while pulling {:?}", e);
1687                    this.show_error_toast(action.name(), e, cx)
1688                }
1689            })
1690            .ok();
1691
1692            anyhow::Ok(())
1693        })
1694        .detach_and_log_err(cx);
1695    }
1696
1697    pub(crate) fn push(&mut self, force_push: bool, window: &mut Window, cx: &mut Context<Self>) {
1698        if !self.can_push_and_pull(cx) {
1699            return;
1700        }
1701        let Some(repo) = self.active_repository.clone() else {
1702            return;
1703        };
1704        let Some(branch) = repo.read(cx).current_branch() else {
1705            return;
1706        };
1707        telemetry::event!("Git Pushed");
1708        let branch = branch.clone();
1709        let options = if force_push {
1710            PushOptions::Force
1711        } else {
1712            PushOptions::SetUpstream
1713        };
1714        let remote = self.get_current_remote(window, cx);
1715
1716        cx.spawn_in(window, move |this, mut cx| async move {
1717            let remote = match remote.await {
1718                Ok(Some(remote)) => remote,
1719                Ok(None) => {
1720                    return Ok(());
1721                }
1722                Err(e) => {
1723                    log::error!("Failed to get current remote: {}", e);
1724                    this.update(&mut cx, |this, cx| this.show_error_toast("push", e, cx))
1725                        .ok();
1726                    return Ok(());
1727                }
1728            };
1729
1730            let askpass_delegate = this.update_in(&mut cx, |this, window, cx| {
1731                this.askpass_delegate(format!("git push {}", remote.name), window, cx)
1732            })?;
1733
1734            let guard = this
1735                .update(&mut cx, |this, _| this.start_remote_operation())
1736                .ok();
1737
1738            let push = repo.update(&mut cx, |repo, cx| {
1739                repo.push(
1740                    branch.name.clone(),
1741                    remote.name.clone(),
1742                    Some(options),
1743                    askpass_delegate,
1744                    cx,
1745                )
1746            })?;
1747
1748            let remote_output = push.await?;
1749            drop(guard);
1750
1751            let action = RemoteAction::Push(branch.name, remote);
1752            this.update(&mut cx, |this, cx| match remote_output {
1753                Ok(remote_message) => this.show_remote_output(action, remote_message, cx),
1754                Err(e) => {
1755                    log::error!("Error while pushing {:?}", e);
1756                    this.show_error_toast(action.name(), e, cx)
1757                }
1758            })?;
1759
1760            anyhow::Ok(())
1761        })
1762        .detach_and_log_err(cx);
1763    }
1764
1765    fn askpass_delegate(
1766        &self,
1767        operation: impl Into<SharedString>,
1768        window: &mut Window,
1769        cx: &mut Context<Self>,
1770    ) -> AskPassDelegate {
1771        let this = cx.weak_entity();
1772        let operation = operation.into();
1773        let window = window.window_handle();
1774        AskPassDelegate::new(&mut cx.to_async(), move |prompt, tx, cx| {
1775            window
1776                .update(cx, |_, window, cx| {
1777                    this.update(cx, |this, cx| {
1778                        this.workspace.update(cx, |workspace, cx| {
1779                            workspace.toggle_modal(window, cx, |window, cx| {
1780                                AskPassModal::new(operation.clone(), prompt.into(), tx, window, cx)
1781                            });
1782                        })
1783                    })
1784                })
1785                .ok();
1786        })
1787    }
1788
1789    fn can_push_and_pull(&self, cx: &App) -> bool {
1790        crate::can_push_and_pull(&self.project, cx)
1791    }
1792
1793    fn get_current_remote(
1794        &mut self,
1795        window: &mut Window,
1796        cx: &mut Context<Self>,
1797    ) -> impl Future<Output = anyhow::Result<Option<Remote>>> {
1798        let repo = self.active_repository.clone();
1799        let workspace = self.workspace.clone();
1800        let mut cx = window.to_async(cx);
1801
1802        async move {
1803            let Some(repo) = repo else {
1804                return Err(anyhow::anyhow!("No active repository"));
1805            };
1806
1807            let mut current_remotes: Vec<Remote> = repo
1808                .update(&mut cx, |repo, _| {
1809                    let Some(current_branch) = repo.current_branch() else {
1810                        return Err(anyhow::anyhow!("No active branch"));
1811                    };
1812
1813                    Ok(repo.get_remotes(Some(current_branch.name.to_string())))
1814                })??
1815                .await??;
1816
1817            if current_remotes.len() == 0 {
1818                return Err(anyhow::anyhow!("No active remote"));
1819            } else if current_remotes.len() == 1 {
1820                return Ok(Some(current_remotes.pop().unwrap()));
1821            } else {
1822                let current_remotes: Vec<_> = current_remotes
1823                    .into_iter()
1824                    .map(|remotes| remotes.name)
1825                    .collect();
1826                let selection = cx
1827                    .update(|window, cx| {
1828                        picker_prompt::prompt(
1829                            "Pick which remote to push to",
1830                            current_remotes.clone(),
1831                            workspace,
1832                            window,
1833                            cx,
1834                        )
1835                    })?
1836                    .await?;
1837
1838                Ok(selection.map(|selection| Remote {
1839                    name: current_remotes[selection].clone(),
1840                }))
1841            }
1842        }
1843    }
1844
1845    fn potential_co_authors(&self, cx: &App) -> Vec<(String, String)> {
1846        let mut new_co_authors = Vec::new();
1847        let project = self.project.read(cx);
1848
1849        let Some(room) = self
1850            .workspace
1851            .upgrade()
1852            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned())
1853        else {
1854            return Vec::default();
1855        };
1856
1857        let room = room.read(cx);
1858
1859        for (peer_id, collaborator) in project.collaborators() {
1860            if collaborator.is_host {
1861                continue;
1862            }
1863
1864            let Some(participant) = room.remote_participant_for_peer_id(*peer_id) else {
1865                continue;
1866            };
1867            if participant.can_write() && participant.user.email.is_some() {
1868                let email = participant.user.email.clone().unwrap();
1869
1870                new_co_authors.push((
1871                    participant
1872                        .user
1873                        .name
1874                        .clone()
1875                        .unwrap_or_else(|| participant.user.github_login.clone()),
1876                    email,
1877                ))
1878            }
1879        }
1880        if !project.is_local() && !project.is_read_only(cx) {
1881            if let Some(user) = room.local_participant_user(cx) {
1882                if let Some(email) = user.email.clone() {
1883                    new_co_authors.push((
1884                        user.name
1885                            .clone()
1886                            .unwrap_or_else(|| user.github_login.clone()),
1887                        email.clone(),
1888                    ))
1889                }
1890            }
1891        }
1892        new_co_authors
1893    }
1894
1895    fn toggle_fill_co_authors(
1896        &mut self,
1897        _: &ToggleFillCoAuthors,
1898        _: &mut Window,
1899        cx: &mut Context<Self>,
1900    ) {
1901        self.add_coauthors = !self.add_coauthors;
1902        cx.notify();
1903    }
1904
1905    fn fill_co_authors(&mut self, message: &mut String, cx: &mut Context<Self>) {
1906        const CO_AUTHOR_PREFIX: &str = "Co-authored-by: ";
1907
1908        let existing_text = message.to_ascii_lowercase();
1909        let lowercase_co_author_prefix = CO_AUTHOR_PREFIX.to_lowercase();
1910        let mut ends_with_co_authors = false;
1911        let existing_co_authors = existing_text
1912            .lines()
1913            .filter_map(|line| {
1914                let line = line.trim();
1915                if line.starts_with(&lowercase_co_author_prefix) {
1916                    ends_with_co_authors = true;
1917                    Some(line)
1918                } else {
1919                    ends_with_co_authors = false;
1920                    None
1921                }
1922            })
1923            .collect::<HashSet<_>>();
1924
1925        let new_co_authors = self
1926            .potential_co_authors(cx)
1927            .into_iter()
1928            .filter(|(_, email)| {
1929                !existing_co_authors
1930                    .iter()
1931                    .any(|existing| existing.contains(email.as_str()))
1932            })
1933            .collect::<Vec<_>>();
1934
1935        if new_co_authors.is_empty() {
1936            return;
1937        }
1938
1939        if !ends_with_co_authors {
1940            message.push('\n');
1941        }
1942        for (name, email) in new_co_authors {
1943            message.push('\n');
1944            message.push_str(CO_AUTHOR_PREFIX);
1945            message.push_str(&name);
1946            message.push_str(" <");
1947            message.push_str(&email);
1948            message.push('>');
1949        }
1950        message.push('\n');
1951    }
1952
1953    fn schedule_update(
1954        &mut self,
1955        clear_pending: bool,
1956        window: &mut Window,
1957        cx: &mut Context<Self>,
1958    ) {
1959        let handle = cx.entity().downgrade();
1960        self.reopen_commit_buffer(window, cx);
1961        self.update_visible_entries_task = cx.spawn_in(window, |_, mut cx| async move {
1962            cx.background_executor().timer(UPDATE_DEBOUNCE).await;
1963            if let Some(git_panel) = handle.upgrade() {
1964                git_panel
1965                    .update_in(&mut cx, |git_panel, _, cx| {
1966                        if clear_pending {
1967                            git_panel.clear_pending();
1968                        }
1969                        git_panel.update_visible_entries(cx);
1970                        git_panel.update_editor_placeholder(cx);
1971                    })
1972                    .ok();
1973            }
1974        });
1975    }
1976
1977    fn reopen_commit_buffer(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1978        let Some(active_repo) = self.active_repository.as_ref() else {
1979            return;
1980        };
1981        let load_buffer = active_repo.update(cx, |active_repo, cx| {
1982            let project = self.project.read(cx);
1983            active_repo.open_commit_buffer(
1984                Some(project.languages().clone()),
1985                project.buffer_store().clone(),
1986                cx,
1987            )
1988        });
1989
1990        cx.spawn_in(window, |git_panel, mut cx| async move {
1991            let buffer = load_buffer.await?;
1992            git_panel.update_in(&mut cx, |git_panel, window, cx| {
1993                if git_panel
1994                    .commit_editor
1995                    .read(cx)
1996                    .buffer()
1997                    .read(cx)
1998                    .as_singleton()
1999                    .as_ref()
2000                    != Some(&buffer)
2001                {
2002                    git_panel.commit_editor = cx.new(|cx| {
2003                        commit_message_editor(
2004                            buffer,
2005                            git_panel.suggest_commit_message().as_deref(),
2006                            git_panel.project.clone(),
2007                            true,
2008                            window,
2009                            cx,
2010                        )
2011                    });
2012                }
2013            })
2014        })
2015        .detach_and_log_err(cx);
2016    }
2017
2018    fn clear_pending(&mut self) {
2019        self.pending.retain(|v| !v.finished)
2020    }
2021
2022    fn update_visible_entries(&mut self, cx: &mut Context<Self>) {
2023        self.entries.clear();
2024        self.single_staged_entry.take();
2025        self.single_staged_entry.take();
2026        let mut changed_entries = Vec::new();
2027        let mut new_entries = Vec::new();
2028        let mut conflict_entries = Vec::new();
2029        let mut last_staged = None;
2030        let mut staged_count = 0;
2031
2032        let Some(repo) = self.active_repository.as_ref() else {
2033            // Just clear entries if no repository is active.
2034            cx.notify();
2035            return;
2036        };
2037
2038        let repo = repo.read(cx);
2039
2040        for entry in repo.status() {
2041            let is_conflict = repo.has_conflict(&entry.repo_path);
2042            let is_new = entry.status.is_created();
2043            let staging = entry.status.staging();
2044
2045            if self.pending.iter().any(|pending| {
2046                pending.target_status == TargetStatus::Reverted
2047                    && !pending.finished
2048                    && pending
2049                        .entries
2050                        .iter()
2051                        .any(|pending| pending.repo_path == entry.repo_path)
2052            }) {
2053                continue;
2054            }
2055
2056            // dot_git_abs path always has at least one component, namely .git.
2057            let abs_path = repo
2058                .dot_git_abs_path
2059                .parent()
2060                .unwrap()
2061                .join(&entry.repo_path);
2062            let worktree_path = repo.repository_entry.unrelativize(&entry.repo_path);
2063            let entry = GitStatusEntry {
2064                repo_path: entry.repo_path.clone(),
2065                worktree_path,
2066                abs_path,
2067                status: entry.status,
2068                staging,
2069            };
2070
2071            if staging.has_staged() {
2072                staged_count += 1;
2073                last_staged = Some(entry.clone());
2074            }
2075
2076            if is_conflict {
2077                conflict_entries.push(entry);
2078            } else if is_new {
2079                new_entries.push(entry);
2080            } else {
2081                changed_entries.push(entry);
2082            }
2083        }
2084
2085        let mut pending_staged_count = 0;
2086        let mut last_pending_staged = None;
2087        let mut pending_status_for_last_staged = None;
2088        for pending in self.pending.iter() {
2089            if pending.target_status == TargetStatus::Staged {
2090                pending_staged_count += pending.entries.len();
2091                last_pending_staged = pending.entries.iter().next().cloned();
2092            }
2093            if let Some(last_staged) = &last_staged {
2094                if pending
2095                    .entries
2096                    .iter()
2097                    .any(|entry| entry.repo_path == last_staged.repo_path)
2098                {
2099                    pending_status_for_last_staged = Some(pending.target_status);
2100                }
2101            }
2102        }
2103
2104        if conflict_entries.len() == 0 && staged_count == 1 && pending_staged_count == 0 {
2105            match pending_status_for_last_staged {
2106                Some(TargetStatus::Staged) | None => {
2107                    self.single_staged_entry = last_staged;
2108                }
2109                _ => {}
2110            }
2111        } else if conflict_entries.len() == 0 && pending_staged_count == 1 {
2112            self.single_staged_entry = last_pending_staged;
2113        }
2114
2115        if conflict_entries.len() == 0 && changed_entries.len() == 1 {
2116            self.single_tracked_entry = changed_entries.first().cloned();
2117        }
2118
2119        if conflict_entries.len() > 0 {
2120            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2121                header: Section::Conflict,
2122            }));
2123            self.entries.extend(
2124                conflict_entries
2125                    .into_iter()
2126                    .map(GitListEntry::GitStatusEntry),
2127            );
2128        }
2129
2130        if changed_entries.len() > 0 {
2131            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2132                header: Section::Tracked,
2133            }));
2134            self.entries.extend(
2135                changed_entries
2136                    .into_iter()
2137                    .map(GitListEntry::GitStatusEntry),
2138            );
2139        }
2140        if new_entries.len() > 0 {
2141            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2142                header: Section::New,
2143            }));
2144            self.entries
2145                .extend(new_entries.into_iter().map(GitListEntry::GitStatusEntry));
2146        }
2147
2148        self.update_counts(repo);
2149
2150        self.select_first_entry_if_none(cx);
2151
2152        cx.notify();
2153    }
2154
2155    fn header_state(&self, header_type: Section) -> ToggleState {
2156        let (staged_count, count) = match header_type {
2157            Section::New => (self.new_staged_count, self.new_count),
2158            Section::Tracked => (self.tracked_staged_count, self.tracked_count),
2159            Section::Conflict => (self.conflicted_staged_count, self.conflicted_count),
2160        };
2161        if staged_count == 0 {
2162            ToggleState::Unselected
2163        } else if count == staged_count {
2164            ToggleState::Selected
2165        } else {
2166            ToggleState::Indeterminate
2167        }
2168    }
2169
2170    fn update_counts(&mut self, repo: &Repository) {
2171        self.conflicted_count = 0;
2172        self.conflicted_staged_count = 0;
2173        self.new_count = 0;
2174        self.tracked_count = 0;
2175        self.new_staged_count = 0;
2176        self.tracked_staged_count = 0;
2177        self.entry_count = 0;
2178        for entry in &self.entries {
2179            let Some(status_entry) = entry.status_entry() else {
2180                continue;
2181            };
2182            self.entry_count += 1;
2183            if repo.has_conflict(&status_entry.repo_path) {
2184                self.conflicted_count += 1;
2185                if self.entry_staging(status_entry).has_staged() {
2186                    self.conflicted_staged_count += 1;
2187                }
2188            } else if status_entry.status.is_created() {
2189                self.new_count += 1;
2190                if self.entry_staging(status_entry).has_staged() {
2191                    self.new_staged_count += 1;
2192                }
2193            } else {
2194                self.tracked_count += 1;
2195                if self.entry_staging(status_entry).has_staged() {
2196                    self.tracked_staged_count += 1;
2197                }
2198            }
2199        }
2200    }
2201
2202    fn entry_staging(&self, entry: &GitStatusEntry) -> StageStatus {
2203        for pending in self.pending.iter().rev() {
2204            if pending
2205                .entries
2206                .iter()
2207                .any(|pending_entry| pending_entry.repo_path == entry.repo_path)
2208            {
2209                match pending.target_status {
2210                    TargetStatus::Staged => return StageStatus::Staged,
2211                    TargetStatus::Unstaged => return StageStatus::Unstaged,
2212                    TargetStatus::Reverted => continue,
2213                    TargetStatus::Unchanged => continue,
2214                }
2215            }
2216        }
2217        entry.staging
2218    }
2219
2220    pub(crate) fn has_staged_changes(&self) -> bool {
2221        self.tracked_staged_count > 0
2222            || self.new_staged_count > 0
2223            || self.conflicted_staged_count > 0
2224    }
2225
2226    pub(crate) fn has_unstaged_changes(&self) -> bool {
2227        self.tracked_count > self.tracked_staged_count
2228            || self.new_count > self.new_staged_count
2229            || self.conflicted_count > self.conflicted_staged_count
2230    }
2231
2232    fn has_conflicts(&self) -> bool {
2233        self.conflicted_count > 0
2234    }
2235
2236    fn has_tracked_changes(&self) -> bool {
2237        self.tracked_count > 0
2238    }
2239
2240    pub fn has_unstaged_conflicts(&self) -> bool {
2241        self.conflicted_count > 0 && self.conflicted_count != self.conflicted_staged_count
2242    }
2243
2244    fn show_error_toast(&self, action: impl Into<SharedString>, e: anyhow::Error, cx: &mut App) {
2245        let action = action.into();
2246        let Some(workspace) = self.workspace.upgrade() else {
2247            return;
2248        };
2249
2250        let message = e.to_string().trim().to_string();
2251        if message
2252            .matches(git::repository::REMOTE_CANCELLED_BY_USER)
2253            .next()
2254            .is_some()
2255        {
2256            return; // Hide the cancelled by user message
2257        } else {
2258            let project = self.project.clone();
2259            workspace.update(cx, |workspace, cx| {
2260                let workspace_weak = cx.weak_entity();
2261                let toast =
2262                    StatusToast::new(format!("git {} failed", action.clone()), cx, |this, _cx| {
2263                        this.icon(ToastIcon::new(IconName::XCircle).color(Color::Error))
2264                            .action("View Log", move |window, cx| {
2265                                let message = message.clone();
2266                                let project = project.clone();
2267                                let action = action.clone();
2268                                workspace_weak
2269                                    .update(cx, move |workspace, cx| {
2270                                        Self::open_output(
2271                                            project, action, workspace, &message, window, cx,
2272                                        )
2273                                    })
2274                                    .ok();
2275                            })
2276                    });
2277                workspace.toggle_status_toast(toast, cx)
2278            });
2279        }
2280    }
2281
2282    fn show_remote_output(&self, action: RemoteAction, info: RemoteCommandOutput, cx: &mut App) {
2283        let Some(workspace) = self.workspace.upgrade() else {
2284            return;
2285        };
2286
2287        workspace.update(cx, |workspace, cx| {
2288            let SuccessMessage { message, style } = remote_output::format_output(&action, info);
2289            let workspace_weak = cx.weak_entity();
2290            let operation = action.name();
2291
2292            let status_toast = StatusToast::new(message, cx, move |this, _cx| {
2293                use remote_output::SuccessStyle::*;
2294                let project = self.project.clone();
2295                match style {
2296                    Toast { .. } => this,
2297                    ToastWithLog { output } => this
2298                        .icon(ToastIcon::new(IconName::GitBranchSmall).color(Color::Muted))
2299                        .action("View Log", move |window, cx| {
2300                            let output = output.clone();
2301                            let project = project.clone();
2302                            let output =
2303                                format!("stdout:\n{}\nstderr:\n{}", output.stdout, output.stderr);
2304                            workspace_weak
2305                                .update(cx, move |workspace, cx| {
2306                                    Self::open_output(
2307                                        project, operation, workspace, &output, window, cx,
2308                                    )
2309                                })
2310                                .ok();
2311                        }),
2312                    PushPrLink { link } => this
2313                        .icon(ToastIcon::new(IconName::GitBranchSmall).color(Color::Muted))
2314                        .action("Open Pull Request", move |_, cx| cx.open_url(&link)),
2315                }
2316            });
2317            workspace.toggle_status_toast(status_toast, cx)
2318        });
2319    }
2320
2321    fn open_output(
2322        project: Entity<Project>,
2323        operation: impl Into<SharedString>,
2324        workspace: &mut Workspace,
2325        output: &str,
2326        window: &mut Window,
2327        cx: &mut Context<Workspace>,
2328    ) {
2329        let operation = operation.into();
2330        let buffer = cx.new(|cx| Buffer::local(output, cx));
2331        let editor = cx.new(|cx| {
2332            let mut editor = Editor::for_buffer(buffer, Some(project), window, cx);
2333            editor.buffer().update(cx, |buffer, cx| {
2334                buffer.set_title(format!("Output from git {operation}"), cx);
2335            });
2336            editor.set_read_only(true);
2337            editor
2338        });
2339
2340        workspace.add_item_to_center(Box::new(editor), window, cx);
2341    }
2342
2343    pub fn render_spinner(&self) -> Option<impl IntoElement> {
2344        (!self.pending_remote_operations.borrow().is_empty()).then(|| {
2345            Icon::new(IconName::ArrowCircle)
2346                .size(IconSize::XSmall)
2347                .color(Color::Info)
2348                .with_animation(
2349                    "arrow-circle",
2350                    Animation::new(Duration::from_secs(2)).repeat(),
2351                    |icon, delta| icon.transform(Transformation::rotate(percentage(delta))),
2352                )
2353                .into_any_element()
2354        })
2355    }
2356
2357    pub fn can_commit(&self) -> bool {
2358        (self.has_staged_changes() || self.has_tracked_changes()) && !self.has_unstaged_conflicts()
2359    }
2360
2361    pub fn can_stage_all(&self) -> bool {
2362        self.has_unstaged_changes()
2363    }
2364
2365    pub fn can_unstage_all(&self) -> bool {
2366        self.has_staged_changes()
2367    }
2368
2369    fn render_overflow_menu(&self, id: impl Into<ElementId>) -> impl IntoElement {
2370        let focus_handle = self.focus_handle.clone();
2371        PopoverMenu::new(id.into())
2372            .trigger(
2373                IconButton::new("overflow-menu-trigger", IconName::EllipsisVertical)
2374                    .icon_size(IconSize::Small)
2375                    .icon_color(Color::Muted),
2376            )
2377            .menu(move |window, cx| Some(git_panel_context_menu(focus_handle.clone(), window, cx)))
2378            .anchor(Corner::TopRight)
2379    }
2380
2381    pub(crate) fn render_generate_commit_message_button(
2382        &self,
2383        cx: &Context<Self>,
2384    ) -> Option<AnyElement> {
2385        current_language_model(cx).is_some().then(|| {
2386            if self.generate_commit_message_task.is_some() {
2387                return h_flex()
2388                    .gap_1()
2389                    .child(
2390                        Icon::new(IconName::ArrowCircle)
2391                            .size(IconSize::XSmall)
2392                            .color(Color::Info)
2393                            .with_animation(
2394                                "arrow-circle",
2395                                Animation::new(Duration::from_secs(2)).repeat(),
2396                                |icon, delta| {
2397                                    icon.transform(Transformation::rotate(percentage(delta)))
2398                                },
2399                            ),
2400                    )
2401                    .child(
2402                        Label::new("Generating Commit...")
2403                            .size(LabelSize::Small)
2404                            .color(Color::Muted),
2405                    )
2406                    .into_any_element();
2407            }
2408
2409            let can_commit = self.can_commit();
2410            let editor_focus_handle = self.commit_editor.focus_handle(cx);
2411            IconButton::new("generate-commit-message", IconName::AiEdit)
2412                .shape(ui::IconButtonShape::Square)
2413                .icon_color(Color::Muted)
2414                .tooltip(move |window, cx| {
2415                    if can_commit {
2416                        Tooltip::for_action_in(
2417                            "Generate Commit Message",
2418                            &git::GenerateCommitMessage,
2419                            &editor_focus_handle,
2420                            window,
2421                            cx,
2422                        )
2423                    } else {
2424                        Tooltip::simple("No changes to commit", cx)
2425                    }
2426                })
2427                .disabled(!can_commit)
2428                .on_click(cx.listener(move |this, _event, _window, cx| {
2429                    this.generate_commit_message(cx);
2430                }))
2431                .into_any_element()
2432        })
2433    }
2434
2435    pub(crate) fn render_co_authors(&self, cx: &Context<Self>) -> Option<AnyElement> {
2436        let potential_co_authors = self.potential_co_authors(cx);
2437        if potential_co_authors.is_empty() {
2438            None
2439        } else {
2440            Some(
2441                IconButton::new("co-authors", IconName::Person)
2442                    .shape(ui::IconButtonShape::Square)
2443                    .icon_color(Color::Disabled)
2444                    .selected_icon_color(Color::Selected)
2445                    .toggle_state(self.add_coauthors)
2446                    .tooltip(move |_, cx| {
2447                        let title = format!(
2448                            "Add co-authored-by:{}{}",
2449                            if potential_co_authors.len() == 1 {
2450                                ""
2451                            } else {
2452                                "\n"
2453                            },
2454                            potential_co_authors
2455                                .iter()
2456                                .map(|(name, email)| format!(" {} <{}>", name, email))
2457                                .join("\n")
2458                        );
2459                        Tooltip::simple(title, cx)
2460                    })
2461                    .on_click(cx.listener(|this, _, _, cx| {
2462                        this.add_coauthors = !this.add_coauthors;
2463                        cx.notify();
2464                    }))
2465                    .into_any_element(),
2466            )
2467        }
2468    }
2469
2470    pub fn configure_commit_button(&self, cx: &mut Context<Self>) -> (bool, &'static str) {
2471        if self.has_unstaged_conflicts() {
2472            (false, "You must resolve conflicts before committing")
2473        } else if !self.has_staged_changes() && !self.has_tracked_changes() {
2474            (false, "No changes to commit")
2475        } else if self.pending_commit.is_some() {
2476            (false, "Commit in progress")
2477        } else if self.custom_or_suggested_commit_message(cx).is_none() {
2478            (false, "No commit message")
2479        } else if !self.has_write_access(cx) {
2480            (false, "You do not have write access to this project")
2481        } else {
2482            (true, self.commit_button_title())
2483        }
2484    }
2485
2486    pub fn commit_button_title(&self) -> &'static str {
2487        if self.has_staged_changes() {
2488            "Commit"
2489        } else {
2490            "Commit Tracked"
2491        }
2492    }
2493
2494    fn expand_commit_editor(
2495        &mut self,
2496        _: &git::ExpandCommitEditor,
2497        window: &mut Window,
2498        cx: &mut Context<Self>,
2499    ) {
2500        let workspace = self.workspace.clone();
2501        window.defer(cx, move |window, cx| {
2502            workspace
2503                .update(cx, |workspace, cx| {
2504                    CommitModal::toggle(workspace, window, cx)
2505                })
2506                .ok();
2507        })
2508    }
2509
2510    fn render_panel_header(&self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
2511        let text;
2512        let action;
2513        let tooltip;
2514        if self.total_staged_count() == self.entry_count && self.entry_count > 0 {
2515            text = "Unstage All";
2516            action = git::UnstageAll.boxed_clone();
2517            tooltip = "git reset";
2518        } else {
2519            text = "Stage All";
2520            action = git::StageAll.boxed_clone();
2521            tooltip = "git add --all ."
2522        }
2523
2524        let change_string = match self.entry_count {
2525            0 => "No Changes".to_string(),
2526            1 => "1 Change".to_string(),
2527            _ => format!("{} Changes", self.entry_count),
2528        };
2529
2530        self.panel_header_container(window, cx)
2531            .px_2()
2532            .child(
2533                panel_button(change_string)
2534                    .color(Color::Muted)
2535                    .tooltip(Tooltip::for_action_title_in(
2536                        "Open diff",
2537                        &Diff,
2538                        &self.focus_handle,
2539                    ))
2540                    .on_click(|_, _, cx| {
2541                        cx.defer(|cx| {
2542                            cx.dispatch_action(&Diff);
2543                        })
2544                    }),
2545            )
2546            .child(div().flex_grow()) // spacer
2547            .child(self.render_overflow_menu("overflow_menu"))
2548            .child(
2549                panel_filled_button(text)
2550                    .tooltip(Tooltip::for_action_title_in(
2551                        tooltip,
2552                        action.as_ref(),
2553                        &self.focus_handle,
2554                    ))
2555                    .disabled(self.entry_count == 0)
2556                    .on_click(move |_, _, cx| {
2557                        let action = action.boxed_clone();
2558                        cx.defer(move |cx| {
2559                            cx.dispatch_action(action.as_ref());
2560                        })
2561                    }),
2562            )
2563    }
2564
2565    pub fn render_footer(
2566        &self,
2567        window: &mut Window,
2568        cx: &mut Context<Self>,
2569    ) -> Option<impl IntoElement> {
2570        let active_repository = self.active_repository.clone()?;
2571        let (can_commit, tooltip) = self.configure_commit_button(cx);
2572        let project = self.project.clone().read(cx);
2573        let panel_editor_style = panel_editor_style(true, window, cx);
2574
2575        let enable_coauthors = self.render_co_authors(cx);
2576        let title = self.commit_button_title();
2577
2578        let editor_focus_handle = self.commit_editor.focus_handle(cx);
2579        let commit_tooltip_focus_handle = editor_focus_handle.clone();
2580        let expand_tooltip_focus_handle = editor_focus_handle.clone();
2581
2582        let branch = active_repository.read(cx).current_branch().cloned();
2583
2584        let footer_size = px(32.);
2585        let gap = px(8.0);
2586        let max_height = window.line_height() * 5. + gap + footer_size;
2587
2588        let git_panel = cx.entity().clone();
2589        let display_name = SharedString::from(Arc::from(
2590            active_repository
2591                .read(cx)
2592                .display_name(project, cx)
2593                .trim_end_matches("/"),
2594        ));
2595
2596        let footer = v_flex()
2597            .child(PanelRepoFooter::new(
2598                "footer-button",
2599                display_name,
2600                branch,
2601                Some(git_panel),
2602            ))
2603            .child(
2604                panel_editor_container(window, cx)
2605                    .id("commit-editor-container")
2606                    .relative()
2607                    .h(max_height)
2608                    .w_full()
2609                    .border_t_1()
2610                    .border_color(cx.theme().colors().border_variant)
2611                    .bg(cx.theme().colors().editor_background)
2612                    .cursor_text()
2613                    .on_click(cx.listener(move |this, _: &ClickEvent, window, cx| {
2614                        window.focus(&this.commit_editor.focus_handle(cx));
2615                    }))
2616                    .child(
2617                        h_flex()
2618                            .id("commit-footer")
2619                            .absolute()
2620                            .bottom_0()
2621                            .left_0()
2622                            .w_full()
2623                            .px_2()
2624                            .h(footer_size)
2625                            .flex_none()
2626                            .justify_between()
2627                            .child(
2628                                self.render_generate_commit_message_button(cx)
2629                                    .unwrap_or_else(|| div().into_any_element()),
2630                            )
2631                            .child(
2632                                h_flex().gap_0p5().children(enable_coauthors).child(
2633                                    panel_filled_button(title)
2634                                        .tooltip(move |window, cx| {
2635                                            if can_commit {
2636                                                Tooltip::for_action_in(
2637                                                    tooltip,
2638                                                    &Commit,
2639                                                    &commit_tooltip_focus_handle,
2640                                                    window,
2641                                                    cx,
2642                                                )
2643                                            } else {
2644                                                Tooltip::simple(tooltip, cx)
2645                                            }
2646                                        })
2647                                        .disabled(!can_commit || self.modal_open)
2648                                        .on_click({
2649                                            cx.listener(move |this, _: &ClickEvent, window, cx| {
2650                                                this.commit_changes(window, cx)
2651                                            })
2652                                        }),
2653                                ),
2654                            ),
2655                    )
2656                    .child(
2657                        div()
2658                            .pr_2p5()
2659                            .child(EditorElement::new(&self.commit_editor, panel_editor_style)),
2660                    )
2661                    .child(
2662                        h_flex()
2663                            .absolute()
2664                            .top_2()
2665                            .right_2()
2666                            .opacity(0.5)
2667                            .hover(|this| this.opacity(1.0))
2668                            .child(
2669                                panel_icon_button("expand-commit-editor", IconName::Maximize)
2670                                    .icon_size(IconSize::Small)
2671                                    .size(ui::ButtonSize::Default)
2672                                    .tooltip(move |window, cx| {
2673                                        Tooltip::for_action_in(
2674                                            "Open Commit Modal",
2675                                            &git::ExpandCommitEditor,
2676                                            &expand_tooltip_focus_handle,
2677                                            window,
2678                                            cx,
2679                                        )
2680                                    })
2681                                    .on_click(cx.listener({
2682                                        move |_, _, window, cx| {
2683                                            window.dispatch_action(
2684                                                git::ExpandCommitEditor.boxed_clone(),
2685                                                cx,
2686                                            )
2687                                        }
2688                                    })),
2689                            ),
2690                    ),
2691            );
2692
2693        Some(footer)
2694    }
2695
2696    fn render_previous_commit(&self, cx: &mut Context<Self>) -> Option<impl IntoElement> {
2697        let active_repository = self.active_repository.as_ref()?;
2698        let branch = active_repository.read(cx).current_branch()?;
2699        let commit = branch.most_recent_commit.as_ref()?.clone();
2700
2701        let this = cx.entity();
2702        Some(
2703            h_flex()
2704                .items_center()
2705                .py_2()
2706                .px(px(8.))
2707                .border_color(cx.theme().colors().border)
2708                .gap_1p5()
2709                .child(
2710                    div()
2711                        .flex_grow()
2712                        .overflow_hidden()
2713                        .items_center()
2714                        .max_w(relative(0.85))
2715                        .h_full()
2716                        .child(
2717                            Label::new(commit.subject.clone())
2718                                .size(LabelSize::Small)
2719                                .truncate(),
2720                        )
2721                        .id("commit-msg-hover")
2722                        .hoverable_tooltip(move |window, cx| {
2723                            GitPanelMessageTooltip::new(
2724                                this.clone(),
2725                                commit.sha.clone(),
2726                                window,
2727                                cx,
2728                            )
2729                            .into()
2730                        }),
2731                )
2732                .child(div().flex_1())
2733                .when(commit.has_parent, |this| {
2734                    let has_unstaged = self.has_unstaged_changes();
2735                    this.child(
2736                        panel_icon_button("undo", IconName::Undo)
2737                            .icon_size(IconSize::Small)
2738                            .icon_color(Color::Muted)
2739                            .tooltip(move |window, cx| {
2740                                Tooltip::with_meta(
2741                                    "Uncommit",
2742                                    Some(&git::Uncommit),
2743                                    if has_unstaged {
2744                                        "git reset HEAD^ --soft"
2745                                    } else {
2746                                        "git reset HEAD^"
2747                                    },
2748                                    window,
2749                                    cx,
2750                                )
2751                            })
2752                            .on_click(cx.listener(|this, _, window, cx| this.uncommit(window, cx))),
2753                    )
2754                }),
2755        )
2756    }
2757
2758    fn render_empty_state(&self, cx: &mut Context<Self>) -> impl IntoElement {
2759        h_flex()
2760            .h_full()
2761            .flex_grow()
2762            .justify_center()
2763            .items_center()
2764            .child(
2765                v_flex()
2766                    .gap_3()
2767                    .child(if self.active_repository.is_some() {
2768                        "No changes to commit"
2769                    } else {
2770                        "No Git repositories"
2771                    })
2772                    .text_ui_sm(cx)
2773                    .mx_auto()
2774                    .text_color(Color::Placeholder.color(cx)),
2775            )
2776    }
2777
2778    fn render_scrollbar(&self, cx: &mut Context<Self>) -> Option<Stateful<Div>> {
2779        let scroll_bar_style = self.show_scrollbar(cx);
2780        let show_container = matches!(scroll_bar_style, ShowScrollbar::Always);
2781
2782        if !self.should_show_scrollbar(cx)
2783            || !(self.show_scrollbar || self.scrollbar_state.is_dragging())
2784        {
2785            return None;
2786        }
2787
2788        Some(
2789            div()
2790                .id("git-panel-vertical-scroll")
2791                .occlude()
2792                .flex_none()
2793                .h_full()
2794                .cursor_default()
2795                .when(show_container, |this| this.pl_1().px_1p5())
2796                .when(!show_container, |this| {
2797                    this.absolute().right_1().top_1().bottom_1().w(px(12.))
2798                })
2799                .on_mouse_move(cx.listener(|_, _, _, cx| {
2800                    cx.notify();
2801                    cx.stop_propagation()
2802                }))
2803                .on_hover(|_, _, cx| {
2804                    cx.stop_propagation();
2805                })
2806                .on_any_mouse_down(|_, _, cx| {
2807                    cx.stop_propagation();
2808                })
2809                .on_mouse_up(
2810                    MouseButton::Left,
2811                    cx.listener(|this, _, window, cx| {
2812                        if !this.scrollbar_state.is_dragging()
2813                            && !this.focus_handle.contains_focused(window, cx)
2814                        {
2815                            this.hide_scrollbar(window, cx);
2816                            cx.notify();
2817                        }
2818
2819                        cx.stop_propagation();
2820                    }),
2821                )
2822                .on_scroll_wheel(cx.listener(|_, _, _, cx| {
2823                    cx.notify();
2824                }))
2825                .children(Scrollbar::vertical(
2826                    // percentage as f32..end_offset as f32,
2827                    self.scrollbar_state.clone(),
2828                )),
2829        )
2830    }
2831
2832    fn render_buffer_header_controls(
2833        &self,
2834        entity: &Entity<Self>,
2835        file: &Arc<dyn File>,
2836        _: &Window,
2837        cx: &App,
2838    ) -> Option<AnyElement> {
2839        let repo = self.active_repository.as_ref()?.read(cx);
2840        let repo_path = repo.worktree_id_path_to_repo_path(file.worktree_id(cx), file.path())?;
2841        let ix = self.entry_by_path(&repo_path)?;
2842        let entry = self.entries.get(ix)?;
2843
2844        let entry_staging = self.entry_staging(entry.status_entry()?);
2845
2846        let checkbox = Checkbox::new("stage-file", entry_staging.as_bool().into())
2847            .disabled(!self.has_write_access(cx))
2848            .fill()
2849            .elevation(ElevationIndex::Surface)
2850            .on_click({
2851                let entry = entry.clone();
2852                let git_panel = entity.downgrade();
2853                move |_, window, cx| {
2854                    git_panel
2855                        .update(cx, |this, cx| {
2856                            this.toggle_staged_for_entry(&entry, window, cx);
2857                            cx.stop_propagation();
2858                        })
2859                        .ok();
2860                }
2861            });
2862        Some(
2863            h_flex()
2864                .id("start-slot")
2865                .text_lg()
2866                .child(checkbox)
2867                .on_mouse_down(MouseButton::Left, |_, _, cx| {
2868                    // prevent the list item active state triggering when toggling checkbox
2869                    cx.stop_propagation();
2870                })
2871                .into_any_element(),
2872        )
2873    }
2874
2875    fn render_entries(
2876        &self,
2877        has_write_access: bool,
2878        _: &Window,
2879        cx: &mut Context<Self>,
2880    ) -> impl IntoElement {
2881        let entry_count = self.entries.len();
2882
2883        h_flex()
2884            .size_full()
2885            .flex_grow()
2886            .overflow_hidden()
2887            .child(
2888                uniform_list(cx.entity().clone(), "entries", entry_count, {
2889                    move |this, range, window, cx| {
2890                        let mut items = Vec::with_capacity(range.end - range.start);
2891
2892                        for ix in range {
2893                            match &this.entries.get(ix) {
2894                                Some(GitListEntry::GitStatusEntry(entry)) => {
2895                                    items.push(this.render_entry(
2896                                        ix,
2897                                        entry,
2898                                        has_write_access,
2899                                        window,
2900                                        cx,
2901                                    ));
2902                                }
2903                                Some(GitListEntry::Header(header)) => {
2904                                    items.push(this.render_list_header(
2905                                        ix,
2906                                        header,
2907                                        has_write_access,
2908                                        window,
2909                                        cx,
2910                                    ));
2911                                }
2912                                None => {}
2913                            }
2914                        }
2915
2916                        items
2917                    }
2918                })
2919                .size_full()
2920                .with_sizing_behavior(ListSizingBehavior::Auto)
2921                .with_horizontal_sizing_behavior(ListHorizontalSizingBehavior::Unconstrained)
2922                .track_scroll(self.scroll_handle.clone()),
2923            )
2924            .on_mouse_down(
2925                MouseButton::Right,
2926                cx.listener(move |this, event: &MouseDownEvent, window, cx| {
2927                    this.deploy_panel_context_menu(event.position, window, cx)
2928                }),
2929            )
2930            .children(self.render_scrollbar(cx))
2931    }
2932
2933    fn entry_label(&self, label: impl Into<SharedString>, color: Color) -> Label {
2934        Label::new(label.into()).color(color).single_line()
2935    }
2936
2937    fn list_item_height(&self) -> Rems {
2938        rems(1.75)
2939    }
2940
2941    fn render_list_header(
2942        &self,
2943        ix: usize,
2944        header: &GitHeaderEntry,
2945        _: bool,
2946        _: &Window,
2947        _: &Context<Self>,
2948    ) -> AnyElement {
2949        let id: ElementId = ElementId::Name(format!("header_{}", ix).into());
2950
2951        h_flex()
2952            .id(id)
2953            .h(self.list_item_height())
2954            .w_full()
2955            .items_end()
2956            .px(rems(0.75)) // ~12px
2957            .pb(rems(0.3125)) // ~ 5px
2958            .child(
2959                Label::new(header.title())
2960                    .color(Color::Muted)
2961                    .size(LabelSize::Small)
2962                    .line_height_style(LineHeightStyle::UiLabel)
2963                    .single_line(),
2964            )
2965            .into_any_element()
2966    }
2967
2968    fn load_commit_details(
2969        &self,
2970        sha: &str,
2971        cx: &mut Context<Self>,
2972    ) -> Task<anyhow::Result<CommitDetails>> {
2973        let Some(repo) = self.active_repository.clone() else {
2974            return Task::ready(Err(anyhow::anyhow!("no active repo")));
2975        };
2976        repo.update(cx, |repo, cx| {
2977            let show = repo.show(sha);
2978            cx.spawn(|_, _| async move { show.await? })
2979        })
2980    }
2981
2982    fn deploy_entry_context_menu(
2983        &mut self,
2984        position: Point<Pixels>,
2985        ix: usize,
2986        window: &mut Window,
2987        cx: &mut Context<Self>,
2988    ) {
2989        let Some(entry) = self.entries.get(ix).and_then(|e| e.status_entry()) else {
2990            return;
2991        };
2992        let stage_title = if entry.status.staging().is_fully_staged() {
2993            "Unstage File"
2994        } else {
2995            "Stage File"
2996        };
2997        let restore_title = if entry.status.is_created() {
2998            "Trash File"
2999        } else {
3000            "Restore File"
3001        };
3002        let context_menu = ContextMenu::build(window, cx, |context_menu, _, _| {
3003            context_menu
3004                .context(self.focus_handle.clone())
3005                .action(stage_title, ToggleStaged.boxed_clone())
3006                .action(restore_title, git::RestoreFile.boxed_clone())
3007                .separator()
3008                .action("Open Diff", Confirm.boxed_clone())
3009                .action("Open File", SecondaryConfirm.boxed_clone())
3010        });
3011        self.selected_entry = Some(ix);
3012        self.set_context_menu(context_menu, position, window, cx);
3013    }
3014
3015    fn deploy_panel_context_menu(
3016        &mut self,
3017        position: Point<Pixels>,
3018        window: &mut Window,
3019        cx: &mut Context<Self>,
3020    ) {
3021        let context_menu = git_panel_context_menu(self.focus_handle.clone(), window, cx);
3022        self.set_context_menu(context_menu, position, window, cx);
3023    }
3024
3025    fn set_context_menu(
3026        &mut self,
3027        context_menu: Entity<ContextMenu>,
3028        position: Point<Pixels>,
3029        window: &Window,
3030        cx: &mut Context<Self>,
3031    ) {
3032        let subscription = cx.subscribe_in(
3033            &context_menu,
3034            window,
3035            |this, _, _: &DismissEvent, window, cx| {
3036                if this.context_menu.as_ref().is_some_and(|context_menu| {
3037                    context_menu.0.focus_handle(cx).contains_focused(window, cx)
3038                }) {
3039                    cx.focus_self(window);
3040                }
3041                this.context_menu.take();
3042                cx.notify();
3043            },
3044        );
3045        self.context_menu = Some((context_menu, position, subscription));
3046        cx.notify();
3047    }
3048
3049    fn render_entry(
3050        &self,
3051        ix: usize,
3052        entry: &GitStatusEntry,
3053        has_write_access: bool,
3054        window: &Window,
3055        cx: &Context<Self>,
3056    ) -> AnyElement {
3057        let display_name = entry
3058            .worktree_path
3059            .file_name()
3060            .map(|name| name.to_string_lossy().into_owned())
3061            .unwrap_or_else(|| entry.worktree_path.to_string_lossy().into_owned());
3062
3063        let worktree_path = entry.worktree_path.clone();
3064        let selected = self.selected_entry == Some(ix);
3065        let marked = self.marked_entries.contains(&ix);
3066        let status_style = GitPanelSettings::get_global(cx).status_style;
3067        let status = entry.status;
3068        let modifiers = self.current_modifiers;
3069        let shift_held = modifiers.shift;
3070
3071        let has_conflict = status.is_conflicted();
3072        let is_modified = status.is_modified();
3073        let is_deleted = status.is_deleted();
3074
3075        let label_color = if status_style == StatusStyle::LabelColor {
3076            if has_conflict {
3077                Color::Conflict
3078            } else if is_modified {
3079                Color::Modified
3080            } else if is_deleted {
3081                // We don't want a bunch of red labels in the list
3082                Color::Disabled
3083            } else {
3084                Color::Created
3085            }
3086        } else {
3087            Color::Default
3088        };
3089
3090        let path_color = if status.is_deleted() {
3091            Color::Disabled
3092        } else {
3093            Color::Muted
3094        };
3095
3096        let id: ElementId = ElementId::Name(format!("entry_{}_{}", display_name, ix).into());
3097        let checkbox_wrapper_id: ElementId =
3098            ElementId::Name(format!("entry_{}_{}_checkbox_wrapper", display_name, ix).into());
3099        let checkbox_id: ElementId =
3100            ElementId::Name(format!("entry_{}_{}_checkbox", display_name, ix).into());
3101
3102        let entry_staging = self.entry_staging(entry);
3103        let mut is_staged: ToggleState = self.entry_staging(entry).as_bool().into();
3104
3105        if !self.has_staged_changes() && !self.has_conflicts() && !entry.status.is_created() {
3106            is_staged = ToggleState::Selected;
3107        }
3108
3109        let handle = cx.weak_entity();
3110
3111        let selected_bg_alpha = 0.08;
3112        let marked_bg_alpha = 0.12;
3113        let state_opacity_step = 0.04;
3114
3115        let base_bg = match (selected, marked) {
3116            (true, true) => cx
3117                .theme()
3118                .status()
3119                .info
3120                .alpha(selected_bg_alpha + marked_bg_alpha),
3121            (true, false) => cx.theme().status().info.alpha(selected_bg_alpha),
3122            (false, true) => cx.theme().status().info.alpha(marked_bg_alpha),
3123            _ => cx.theme().colors().ghost_element_background,
3124        };
3125
3126        let hover_bg = if selected {
3127            cx.theme()
3128                .status()
3129                .info
3130                .alpha(selected_bg_alpha + state_opacity_step)
3131        } else {
3132            cx.theme().colors().ghost_element_hover
3133        };
3134
3135        let active_bg = if selected {
3136            cx.theme()
3137                .status()
3138                .info
3139                .alpha(selected_bg_alpha + state_opacity_step * 2.0)
3140        } else {
3141            cx.theme().colors().ghost_element_active
3142        };
3143
3144        h_flex()
3145            .id(id)
3146            .h(self.list_item_height())
3147            .w_full()
3148            .items_center()
3149            .border_1()
3150            .when(selected && self.focus_handle.is_focused(window), |el| {
3151                el.border_color(cx.theme().colors().border_focused)
3152            })
3153            .px(rems(0.75)) // ~12px
3154            .overflow_hidden()
3155            .flex_none()
3156            .gap_1p5()
3157            .bg(base_bg)
3158            .hover(|this| this.bg(hover_bg))
3159            .active(|this| this.bg(active_bg))
3160            .on_click({
3161                cx.listener(move |this, event: &ClickEvent, window, cx| {
3162                    this.selected_entry = Some(ix);
3163                    cx.notify();
3164                    if event.modifiers().secondary() {
3165                        this.open_file(&Default::default(), window, cx)
3166                    } else {
3167                        this.open_diff(&Default::default(), window, cx);
3168                        this.focus_handle.focus(window);
3169                    }
3170                })
3171            })
3172            .on_mouse_down(
3173                MouseButton::Right,
3174                move |event: &MouseDownEvent, window, cx| {
3175                    // why isn't this happening automatically? we are passing MouseButton::Right to `on_mouse_down`?
3176                    if event.button != MouseButton::Right {
3177                        return;
3178                    }
3179
3180                    let Some(this) = handle.upgrade() else {
3181                        return;
3182                    };
3183                    this.update(cx, |this, cx| {
3184                        this.deploy_entry_context_menu(event.position, ix, window, cx);
3185                    });
3186                    cx.stop_propagation();
3187                },
3188            )
3189            // .on_secondary_mouse_down(cx.listener(
3190            //     move |this, event: &MouseDownEvent, window, cx| {
3191            //         this.deploy_entry_context_menu(event.position, ix, window, cx);
3192            //         cx.stop_propagation();
3193            //     },
3194            // ))
3195            .child(
3196                div()
3197                    .id(checkbox_wrapper_id)
3198                    .flex_none()
3199                    .occlude()
3200                    .cursor_pointer()
3201                    .ml_neg_0p5()
3202                    .child(
3203                        Checkbox::new(checkbox_id, is_staged)
3204                            .disabled(!has_write_access)
3205                            .fill()
3206                            .placeholder(!self.has_staged_changes() && !self.has_conflicts())
3207                            .elevation(ElevationIndex::Surface)
3208                            .on_click({
3209                                let entry = entry.clone();
3210                                cx.listener(move |this, _, window, cx| {
3211                                    if !has_write_access {
3212                                        return;
3213                                    }
3214                                    this.toggle_staged_for_entry(
3215                                        &GitListEntry::GitStatusEntry(entry.clone()),
3216                                        window,
3217                                        cx,
3218                                    );
3219                                    cx.stop_propagation();
3220                                })
3221                            })
3222                            .tooltip(move |window, cx| {
3223                                let is_staged = entry_staging.is_fully_staged();
3224
3225                                let action = if is_staged { "Unstage" } else { "Stage" };
3226                                let tooltip_name = if shift_held {
3227                                    format!("{} section", action)
3228                                } else {
3229                                    action.to_string()
3230                                };
3231
3232                                let meta = if shift_held {
3233                                    format!(
3234                                        "Release shift to {} single entry",
3235                                        action.to_lowercase()
3236                                    )
3237                                } else {
3238                                    format!("Shift click to {} section", action.to_lowercase())
3239                                };
3240
3241                                Tooltip::with_meta(
3242                                    tooltip_name,
3243                                    Some(&ToggleStaged),
3244                                    meta,
3245                                    window,
3246                                    cx,
3247                                )
3248                            }),
3249                    ),
3250            )
3251            .child(git_status_icon(status))
3252            .child(
3253                h_flex()
3254                    .items_center()
3255                    .overflow_hidden()
3256                    .when_some(worktree_path.parent(), |this, parent| {
3257                        let parent_str = parent.to_string_lossy();
3258                        if !parent_str.is_empty() {
3259                            this.child(
3260                                self.entry_label(format!("{}/", parent_str), path_color)
3261                                    .when(status.is_deleted(), |this| this.strikethrough()),
3262                            )
3263                        } else {
3264                            this
3265                        }
3266                    })
3267                    .child(
3268                        self.entry_label(display_name.clone(), label_color)
3269                            .when(status.is_deleted(), |this| this.strikethrough()),
3270                    ),
3271            )
3272            .into_any_element()
3273    }
3274
3275    fn has_write_access(&self, cx: &App) -> bool {
3276        !self.project.read(cx).is_read_only(cx)
3277    }
3278}
3279
3280fn current_language_model(cx: &Context<'_, GitPanel>) -> Option<Arc<dyn LanguageModel>> {
3281    let provider = LanguageModelRegistry::read_global(cx).active_provider()?;
3282    let model = LanguageModelRegistry::read_global(cx).active_model()?;
3283    provider.is_authenticated(cx).then(|| model)
3284}
3285
3286impl Render for GitPanel {
3287    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3288        let project = self.project.read(cx);
3289        let has_entries = self.entries.len() > 0;
3290        let room = self
3291            .workspace
3292            .upgrade()
3293            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned());
3294
3295        let has_write_access = self.has_write_access(cx);
3296
3297        let has_co_authors = room.map_or(false, |room| {
3298            room.read(cx)
3299                .remote_participants()
3300                .values()
3301                .any(|remote_participant| remote_participant.can_write())
3302        });
3303
3304        v_flex()
3305            .id("git_panel")
3306            .key_context(self.dispatch_context(window, cx))
3307            .track_focus(&self.focus_handle)
3308            .on_modifiers_changed(cx.listener(Self::handle_modifiers_changed))
3309            .when(has_write_access && !project.is_read_only(cx), |this| {
3310                this.on_action(cx.listener(Self::toggle_staged_for_selected))
3311                    .on_action(cx.listener(GitPanel::commit))
3312                    .on_action(cx.listener(Self::stage_all))
3313                    .on_action(cx.listener(Self::unstage_all))
3314                    .on_action(cx.listener(Self::stage_selected))
3315                    .on_action(cx.listener(Self::unstage_selected))
3316                    .on_action(cx.listener(Self::restore_tracked_files))
3317                    .on_action(cx.listener(Self::revert_selected))
3318                    .on_action(cx.listener(Self::clean_all))
3319                    .on_action(cx.listener(Self::generate_commit_message_action))
3320            })
3321            .on_action(cx.listener(Self::select_first))
3322            .on_action(cx.listener(Self::select_next))
3323            .on_action(cx.listener(Self::select_previous))
3324            .on_action(cx.listener(Self::select_last))
3325            .on_action(cx.listener(Self::close_panel))
3326            .on_action(cx.listener(Self::open_diff))
3327            .on_action(cx.listener(Self::open_file))
3328            .on_action(cx.listener(Self::focus_changes_list))
3329            .on_action(cx.listener(Self::focus_editor))
3330            .on_action(cx.listener(Self::expand_commit_editor))
3331            .when(has_write_access && has_co_authors, |git_panel| {
3332                git_panel.on_action(cx.listener(Self::toggle_fill_co_authors))
3333            })
3334            // .on_action(cx.listener(|this, &OpenSelected, cx| this.open_selected(&OpenSelected, cx)))
3335            .on_hover(cx.listener(|this, hovered, window, cx| {
3336                if *hovered {
3337                    this.show_scrollbar = true;
3338                    this.hide_scrollbar_task.take();
3339                    cx.notify();
3340                } else if !this.focus_handle.contains_focused(window, cx) {
3341                    this.hide_scrollbar(window, cx);
3342                }
3343            }))
3344            .size_full()
3345            .overflow_hidden()
3346            .bg(ElevationIndex::Surface.bg(cx))
3347            .child(
3348                v_flex()
3349                    .size_full()
3350                    .child(self.render_panel_header(window, cx))
3351                    .map(|this| {
3352                        if has_entries {
3353                            this.child(self.render_entries(has_write_access, window, cx))
3354                        } else {
3355                            this.child(self.render_empty_state(cx).into_any_element())
3356                        }
3357                    })
3358                    .children(self.render_footer(window, cx))
3359                    .children(self.render_previous_commit(cx))
3360                    .into_any_element(),
3361            )
3362            .children(self.context_menu.as_ref().map(|(menu, position, _)| {
3363                deferred(
3364                    anchored()
3365                        .position(*position)
3366                        .anchor(gpui::Corner::TopLeft)
3367                        .child(menu.clone()),
3368                )
3369                .with_priority(1)
3370            }))
3371    }
3372}
3373
3374impl Focusable for GitPanel {
3375    fn focus_handle(&self, _: &App) -> gpui::FocusHandle {
3376        self.focus_handle.clone()
3377    }
3378}
3379
3380impl EventEmitter<Event> for GitPanel {}
3381
3382impl EventEmitter<PanelEvent> for GitPanel {}
3383
3384pub(crate) struct GitPanelAddon {
3385    pub(crate) workspace: WeakEntity<Workspace>,
3386}
3387
3388impl editor::Addon for GitPanelAddon {
3389    fn to_any(&self) -> &dyn std::any::Any {
3390        self
3391    }
3392
3393    fn render_buffer_header_controls(
3394        &self,
3395        excerpt_info: &ExcerptInfo,
3396        window: &Window,
3397        cx: &App,
3398    ) -> Option<AnyElement> {
3399        let file = excerpt_info.buffer.file()?;
3400        let git_panel = self.workspace.upgrade()?.read(cx).panel::<GitPanel>(cx)?;
3401
3402        git_panel
3403            .read(cx)
3404            .render_buffer_header_controls(&git_panel, &file, window, cx)
3405    }
3406}
3407
3408impl Panel for GitPanel {
3409    fn persistent_name() -> &'static str {
3410        "GitPanel"
3411    }
3412
3413    fn position(&self, _: &Window, cx: &App) -> DockPosition {
3414        GitPanelSettings::get_global(cx).dock
3415    }
3416
3417    fn position_is_valid(&self, position: DockPosition) -> bool {
3418        matches!(position, DockPosition::Left | DockPosition::Right)
3419    }
3420
3421    fn set_position(&mut self, position: DockPosition, _: &mut Window, cx: &mut Context<Self>) {
3422        settings::update_settings_file::<GitPanelSettings>(
3423            self.fs.clone(),
3424            cx,
3425            move |settings, _| settings.dock = Some(position),
3426        );
3427    }
3428
3429    fn size(&self, _: &Window, cx: &App) -> Pixels {
3430        self.width
3431            .unwrap_or_else(|| GitPanelSettings::get_global(cx).default_width)
3432    }
3433
3434    fn set_size(&mut self, size: Option<Pixels>, _: &mut Window, cx: &mut Context<Self>) {
3435        self.width = size;
3436        self.serialize(cx);
3437        cx.notify();
3438    }
3439
3440    fn icon(&self, _: &Window, cx: &App) -> Option<ui::IconName> {
3441        Some(ui::IconName::GitBranchSmall).filter(|_| GitPanelSettings::get_global(cx).button)
3442    }
3443
3444    fn icon_tooltip(&self, _window: &Window, _cx: &App) -> Option<&'static str> {
3445        Some("Git Panel")
3446    }
3447
3448    fn toggle_action(&self) -> Box<dyn Action> {
3449        Box::new(ToggleFocus)
3450    }
3451
3452    fn activation_priority(&self) -> u32 {
3453        2
3454    }
3455}
3456
3457impl PanelHeader for GitPanel {}
3458
3459struct GitPanelMessageTooltip {
3460    commit_tooltip: Option<Entity<CommitTooltip>>,
3461}
3462
3463impl GitPanelMessageTooltip {
3464    fn new(
3465        git_panel: Entity<GitPanel>,
3466        sha: SharedString,
3467        window: &mut Window,
3468        cx: &mut App,
3469    ) -> Entity<Self> {
3470        cx.new(|cx| {
3471            cx.spawn_in(window, |this, mut cx| async move {
3472                let details = git_panel
3473                    .update(&mut cx, |git_panel, cx| {
3474                        git_panel.load_commit_details(&sha, cx)
3475                    })?
3476                    .await?;
3477
3478                let commit_details = editor::commit_tooltip::CommitDetails {
3479                    sha: details.sha.clone(),
3480                    committer_name: details.committer_name.clone(),
3481                    committer_email: details.committer_email.clone(),
3482                    commit_time: OffsetDateTime::from_unix_timestamp(details.commit_timestamp)?,
3483                    message: Some(editor::commit_tooltip::ParsedCommitMessage {
3484                        message: details.message.clone(),
3485                        ..Default::default()
3486                    }),
3487                };
3488
3489                this.update_in(&mut cx, |this: &mut GitPanelMessageTooltip, window, cx| {
3490                    this.commit_tooltip =
3491                        Some(cx.new(move |cx| CommitTooltip::new(commit_details, window, cx)));
3492                    cx.notify();
3493                })
3494            })
3495            .detach();
3496
3497            Self {
3498                commit_tooltip: None,
3499            }
3500        })
3501    }
3502}
3503
3504impl Render for GitPanelMessageTooltip {
3505    fn render(&mut self, _window: &mut Window, _cx: &mut Context<'_, Self>) -> impl IntoElement {
3506        if let Some(commit_tooltip) = &self.commit_tooltip {
3507            commit_tooltip.clone().into_any_element()
3508        } else {
3509            gpui::Empty.into_any_element()
3510        }
3511    }
3512}
3513
3514#[derive(IntoElement, IntoComponent)]
3515#[component(scope = "Version Control")]
3516pub struct PanelRepoFooter {
3517    id: SharedString,
3518    active_repository: SharedString,
3519    branch: Option<Branch>,
3520    // Getting a GitPanel in previews will be difficult.
3521    //
3522    // For now just take an option here, and we won't bind handlers to buttons in previews.
3523    git_panel: Option<Entity<GitPanel>>,
3524}
3525
3526impl PanelRepoFooter {
3527    pub fn new(
3528        id: impl Into<SharedString>,
3529        active_repository: SharedString,
3530        branch: Option<Branch>,
3531        git_panel: Option<Entity<GitPanel>>,
3532    ) -> Self {
3533        Self {
3534            id: id.into(),
3535            active_repository,
3536            branch,
3537            git_panel,
3538        }
3539    }
3540
3541    pub fn new_preview(
3542        id: impl Into<SharedString>,
3543        active_repository: SharedString,
3544        branch: Option<Branch>,
3545    ) -> Self {
3546        Self {
3547            id: id.into(),
3548            active_repository,
3549            branch,
3550            git_panel: None,
3551        }
3552    }
3553}
3554
3555impl RenderOnce for PanelRepoFooter {
3556    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
3557        let project = self
3558            .git_panel
3559            .as_ref()
3560            .map(|panel| panel.read(cx).project.clone());
3561
3562        let repo = self
3563            .git_panel
3564            .as_ref()
3565            .and_then(|panel| panel.read(cx).active_repository.clone());
3566
3567        let single_repo = project
3568            .as_ref()
3569            .map(|project| {
3570                filtered_repository_entries(project.read(cx).git_store().read(cx), cx).len() == 1
3571            })
3572            .unwrap_or(true);
3573
3574        const MAX_BRANCH_LEN: usize = 16;
3575        const MAX_REPO_LEN: usize = 16;
3576        const LABEL_CHARACTER_BUDGET: usize = MAX_BRANCH_LEN + MAX_REPO_LEN;
3577
3578        let branch = self.branch.clone();
3579        let branch_name = branch
3580            .as_ref()
3581            .map_or(" (no branch)".into(), |branch| branch.name.clone());
3582        let active_repo_name = self.active_repository.clone();
3583
3584        let branch_actual_len = branch_name.len();
3585        let repo_actual_len = active_repo_name.len();
3586
3587        // ideally, show the whole branch and repo names but
3588        // when we can't, use a budget to allocate space between the two
3589        let (repo_display_len, branch_display_len) = if branch_actual_len + repo_actual_len
3590            <= LABEL_CHARACTER_BUDGET
3591        {
3592            (repo_actual_len, branch_actual_len)
3593        } else {
3594            if branch_actual_len <= MAX_BRANCH_LEN {
3595                let repo_space = (LABEL_CHARACTER_BUDGET - branch_actual_len).min(MAX_REPO_LEN);
3596                (repo_space, branch_actual_len)
3597            } else if repo_actual_len <= MAX_REPO_LEN {
3598                let branch_space = (LABEL_CHARACTER_BUDGET - repo_actual_len).min(MAX_BRANCH_LEN);
3599                (repo_actual_len, branch_space)
3600            } else {
3601                (MAX_REPO_LEN, MAX_BRANCH_LEN)
3602            }
3603        };
3604
3605        let truncated_repo_name = if repo_actual_len <= repo_display_len {
3606            active_repo_name.to_string()
3607        } else {
3608            util::truncate_and_trailoff(active_repo_name.trim_ascii(), repo_display_len)
3609        };
3610
3611        let truncated_branch_name = if branch_actual_len <= branch_display_len {
3612            branch_name.to_string()
3613        } else {
3614            util::truncate_and_trailoff(branch_name.trim_ascii(), branch_display_len)
3615        };
3616
3617        let repo_selector_trigger = Button::new("repo-selector", truncated_repo_name)
3618            .style(ButtonStyle::Transparent)
3619            .size(ButtonSize::None)
3620            .label_size(LabelSize::Small)
3621            .color(Color::Muted);
3622
3623        let repo_selector = PopoverMenu::new("repository-switcher")
3624            .menu({
3625                let project = project.clone();
3626                move |window, cx| {
3627                    let project = project.clone()?;
3628                    Some(cx.new(|cx| RepositorySelector::new(project, window, cx)))
3629                }
3630            })
3631            .trigger_with_tooltip(
3632                repo_selector_trigger.disabled(single_repo).truncate(true),
3633                Tooltip::text("Switch active repository"),
3634            )
3635            .attach(gpui::Corner::BottomLeft)
3636            .into_any_element();
3637
3638        let branch_selector_button = Button::new("branch-selector", truncated_branch_name)
3639            .style(ButtonStyle::Transparent)
3640            .size(ButtonSize::None)
3641            .label_size(LabelSize::Small)
3642            .truncate(true)
3643            .tooltip(Tooltip::for_action_title(
3644                "Switch Branch",
3645                &zed_actions::git::Branch,
3646            ))
3647            .on_click(|_, window, cx| {
3648                window.dispatch_action(zed_actions::git::Branch.boxed_clone(), cx);
3649            });
3650
3651        let branch_selector = PopoverMenu::new("popover-button")
3652            .menu(move |window, cx| Some(branch_picker::popover(repo.clone(), window, cx)))
3653            .trigger_with_tooltip(
3654                branch_selector_button,
3655                Tooltip::for_action_title("Switch Branch", &zed_actions::git::Branch),
3656            )
3657            .anchor(Corner::TopLeft)
3658            .offset(gpui::Point {
3659                x: px(0.0),
3660                y: px(-2.0),
3661            });
3662
3663        let spinner = self
3664            .git_panel
3665            .as_ref()
3666            .and_then(|git_panel| git_panel.read(cx).render_spinner());
3667
3668        h_flex()
3669            .w_full()
3670            .px_2()
3671            .h(px(36.))
3672            .items_center()
3673            .justify_between()
3674            .gap_1()
3675            .child(
3676                h_flex()
3677                    .flex_1()
3678                    .overflow_hidden()
3679                    .items_center()
3680                    .child(
3681                        div().child(
3682                            Icon::new(IconName::GitBranchSmall)
3683                                .size(IconSize::Small)
3684                                .color(if single_repo {
3685                                    Color::Disabled
3686                                } else {
3687                                    Color::Muted
3688                                }),
3689                        ),
3690                    )
3691                    .child(repo_selector)
3692                    .when_some(branch.clone(), |this, _| {
3693                        this.child(
3694                            div()
3695                                .text_color(cx.theme().colors().text_muted)
3696                                .text_sm()
3697                                .child("/"),
3698                        )
3699                    })
3700                    .child(branch_selector),
3701            )
3702            .child(
3703                h_flex()
3704                    .gap_1()
3705                    .flex_shrink_0()
3706                    .children(spinner)
3707                    .when_some(branch, |this, branch| {
3708                        let mut focus_handle = None;
3709                        if let Some(git_panel) = self.git_panel.as_ref() {
3710                            if !git_panel.read(cx).can_push_and_pull(cx) {
3711                                return this;
3712                            }
3713                            focus_handle = Some(git_panel.focus_handle(cx));
3714                        }
3715
3716                        this.children(render_remote_button(
3717                            self.id.clone(),
3718                            &branch,
3719                            focus_handle,
3720                            true,
3721                        ))
3722                    }),
3723            )
3724    }
3725}
3726
3727impl ComponentPreview for PanelRepoFooter {
3728    fn preview(_window: &mut Window, _cx: &mut App) -> AnyElement {
3729        let unknown_upstream = None;
3730        let no_remote_upstream = Some(UpstreamTracking::Gone);
3731        let ahead_of_upstream = Some(
3732            UpstreamTrackingStatus {
3733                ahead: 2,
3734                behind: 0,
3735            }
3736            .into(),
3737        );
3738        let behind_upstream = Some(
3739            UpstreamTrackingStatus {
3740                ahead: 0,
3741                behind: 2,
3742            }
3743            .into(),
3744        );
3745        let ahead_and_behind_upstream = Some(
3746            UpstreamTrackingStatus {
3747                ahead: 3,
3748                behind: 1,
3749            }
3750            .into(),
3751        );
3752
3753        let not_ahead_or_behind_upstream = Some(
3754            UpstreamTrackingStatus {
3755                ahead: 0,
3756                behind: 0,
3757            }
3758            .into(),
3759        );
3760
3761        fn branch(upstream: Option<UpstreamTracking>) -> Branch {
3762            Branch {
3763                is_head: true,
3764                name: "some-branch".into(),
3765                upstream: upstream.map(|tracking| Upstream {
3766                    ref_name: "origin/some-branch".into(),
3767                    tracking,
3768                }),
3769                most_recent_commit: Some(CommitSummary {
3770                    sha: "abc123".into(),
3771                    subject: "Modify stuff".into(),
3772                    commit_timestamp: 1710932954,
3773                    has_parent: true,
3774                }),
3775            }
3776        }
3777
3778        fn custom(branch_name: &str, upstream: Option<UpstreamTracking>) -> Branch {
3779            Branch {
3780                is_head: true,
3781                name: branch_name.to_string().into(),
3782                upstream: upstream.map(|tracking| Upstream {
3783                    ref_name: format!("zed/{}", branch_name).into(),
3784                    tracking,
3785                }),
3786                most_recent_commit: Some(CommitSummary {
3787                    sha: "abc123".into(),
3788                    subject: "Modify stuff".into(),
3789                    commit_timestamp: 1710932954,
3790                    has_parent: true,
3791                }),
3792            }
3793        }
3794
3795        fn active_repository(id: usize) -> SharedString {
3796            format!("repo-{}", id).into()
3797        }
3798
3799        let example_width = px(340.);
3800
3801        v_flex()
3802            .gap_6()
3803            .w_full()
3804            .flex_none()
3805            .children(vec![example_group_with_title(
3806                "Action Button States",
3807                vec![
3808                    single_example(
3809                        "No Branch",
3810                        div()
3811                            .w(example_width)
3812                            .overflow_hidden()
3813                            .child(PanelRepoFooter::new_preview(
3814                                "no-branch",
3815                                active_repository(1).clone(),
3816                                None,
3817                            ))
3818                            .into_any_element(),
3819                    )
3820                    .grow(),
3821                    single_example(
3822                        "Remote status unknown",
3823                        div()
3824                            .w(example_width)
3825                            .overflow_hidden()
3826                            .child(PanelRepoFooter::new_preview(
3827                                "unknown-upstream",
3828                                active_repository(2).clone(),
3829                                Some(branch(unknown_upstream)),
3830                            ))
3831                            .into_any_element(),
3832                    )
3833                    .grow(),
3834                    single_example(
3835                        "No Remote Upstream",
3836                        div()
3837                            .w(example_width)
3838                            .overflow_hidden()
3839                            .child(PanelRepoFooter::new_preview(
3840                                "no-remote-upstream",
3841                                active_repository(3).clone(),
3842                                Some(branch(no_remote_upstream)),
3843                            ))
3844                            .into_any_element(),
3845                    )
3846                    .grow(),
3847                    single_example(
3848                        "Not Ahead or Behind",
3849                        div()
3850                            .w(example_width)
3851                            .overflow_hidden()
3852                            .child(PanelRepoFooter::new_preview(
3853                                "not-ahead-or-behind",
3854                                active_repository(4).clone(),
3855                                Some(branch(not_ahead_or_behind_upstream)),
3856                            ))
3857                            .into_any_element(),
3858                    )
3859                    .grow(),
3860                    single_example(
3861                        "Behind remote",
3862                        div()
3863                            .w(example_width)
3864                            .overflow_hidden()
3865                            .child(PanelRepoFooter::new_preview(
3866                                "behind-remote",
3867                                active_repository(5).clone(),
3868                                Some(branch(behind_upstream)),
3869                            ))
3870                            .into_any_element(),
3871                    )
3872                    .grow(),
3873                    single_example(
3874                        "Ahead of remote",
3875                        div()
3876                            .w(example_width)
3877                            .overflow_hidden()
3878                            .child(PanelRepoFooter::new_preview(
3879                                "ahead-of-remote",
3880                                active_repository(6).clone(),
3881                                Some(branch(ahead_of_upstream)),
3882                            ))
3883                            .into_any_element(),
3884                    )
3885                    .grow(),
3886                    single_example(
3887                        "Ahead and behind remote",
3888                        div()
3889                            .w(example_width)
3890                            .overflow_hidden()
3891                            .child(PanelRepoFooter::new_preview(
3892                                "ahead-and-behind",
3893                                active_repository(7).clone(),
3894                                Some(branch(ahead_and_behind_upstream)),
3895                            ))
3896                            .into_any_element(),
3897                    )
3898                    .grow(),
3899                ],
3900            )
3901            .grow()
3902            .vertical()])
3903            .children(vec![example_group_with_title(
3904                "Labels",
3905                vec![
3906                    single_example(
3907                        "Short Branch & Repo",
3908                        div()
3909                            .w(example_width)
3910                            .overflow_hidden()
3911                            .child(PanelRepoFooter::new_preview(
3912                                "short-branch",
3913                                SharedString::from("zed"),
3914                                Some(custom("main", behind_upstream)),
3915                            ))
3916                            .into_any_element(),
3917                    )
3918                    .grow(),
3919                    single_example(
3920                        "Long Branch",
3921                        div()
3922                            .w(example_width)
3923                            .overflow_hidden()
3924                            .child(PanelRepoFooter::new_preview(
3925                                "long-branch",
3926                                SharedString::from("zed"),
3927                                Some(custom(
3928                                    "redesign-and-update-git-ui-list-entry-style",
3929                                    behind_upstream,
3930                                )),
3931                            ))
3932                            .into_any_element(),
3933                    )
3934                    .grow(),
3935                    single_example(
3936                        "Long Repo",
3937                        div()
3938                            .w(example_width)
3939                            .overflow_hidden()
3940                            .child(PanelRepoFooter::new_preview(
3941                                "long-repo",
3942                                SharedString::from("zed-industries-community-examples"),
3943                                Some(custom("gpui", ahead_of_upstream)),
3944                            ))
3945                            .into_any_element(),
3946                    )
3947                    .grow(),
3948                    single_example(
3949                        "Long Repo & Branch",
3950                        div()
3951                            .w(example_width)
3952                            .overflow_hidden()
3953                            .child(PanelRepoFooter::new_preview(
3954                                "long-repo-and-branch",
3955                                SharedString::from("zed-industries-community-examples"),
3956                                Some(custom(
3957                                    "redesign-and-update-git-ui-list-entry-style",
3958                                    behind_upstream,
3959                                )),
3960                            ))
3961                            .into_any_element(),
3962                    )
3963                    .grow(),
3964                    single_example(
3965                        "Uppercase Repo",
3966                        div()
3967                            .w(example_width)
3968                            .overflow_hidden()
3969                            .child(PanelRepoFooter::new_preview(
3970                                "uppercase-repo",
3971                                SharedString::from("LICENSES"),
3972                                Some(custom("main", ahead_of_upstream)),
3973                            ))
3974                            .into_any_element(),
3975                    )
3976                    .grow(),
3977                    single_example(
3978                        "Uppercase Branch",
3979                        div()
3980                            .w(example_width)
3981                            .overflow_hidden()
3982                            .child(PanelRepoFooter::new_preview(
3983                                "uppercase-branch",
3984                                SharedString::from("zed"),
3985                                Some(custom("update-README", behind_upstream)),
3986                            ))
3987                            .into_any_element(),
3988                    )
3989                    .grow(),
3990                ],
3991            )
3992            .grow()
3993            .vertical()])
3994            .into_any_element()
3995    }
3996}
3997
3998#[cfg(test)]
3999mod tests {
4000    use git::status::StatusCode;
4001    use gpui::TestAppContext;
4002    use project::{FakeFs, WorktreeSettings};
4003    use serde_json::json;
4004    use settings::SettingsStore;
4005    use theme::LoadThemes;
4006    use util::path;
4007
4008    use super::*;
4009
4010    fn init_test(cx: &mut gpui::TestAppContext) {
4011        if std::env::var("RUST_LOG").is_ok() {
4012            env_logger::try_init().ok();
4013        }
4014
4015        cx.update(|cx| {
4016            let settings_store = SettingsStore::test(cx);
4017            cx.set_global(settings_store);
4018            WorktreeSettings::register(cx);
4019            workspace::init_settings(cx);
4020            theme::init(LoadThemes::JustBase, cx);
4021            language::init(cx);
4022            editor::init(cx);
4023            Project::init_settings(cx);
4024            crate::init(cx);
4025        });
4026    }
4027
4028    #[gpui::test]
4029    async fn test_entry_worktree_paths(cx: &mut TestAppContext) {
4030        init_test(cx);
4031        let fs = FakeFs::new(cx.background_executor.clone());
4032        fs.insert_tree(
4033            "/root",
4034            json!({
4035                "zed": {
4036                    ".git": {},
4037                    "crates": {
4038                        "gpui": {
4039                            "gpui.rs": "fn main() {}"
4040                        },
4041                        "util": {
4042                            "util.rs": "fn do_it() {}"
4043                        }
4044                    }
4045                },
4046            }),
4047        )
4048        .await;
4049
4050        fs.set_status_for_repo_via_git_operation(
4051            Path::new(path!("/root/zed/.git")),
4052            &[
4053                (
4054                    Path::new("crates/gpui/gpui.rs"),
4055                    StatusCode::Modified.worktree(),
4056                ),
4057                (
4058                    Path::new("crates/util/util.rs"),
4059                    StatusCode::Modified.worktree(),
4060                ),
4061            ],
4062        );
4063
4064        let project =
4065            Project::test(fs.clone(), [path!("/root/zed/crates/gpui").as_ref()], cx).await;
4066        let (workspace, cx) =
4067            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4068
4069        cx.read(|cx| {
4070            project
4071                .read(cx)
4072                .worktrees(cx)
4073                .nth(0)
4074                .unwrap()
4075                .read(cx)
4076                .as_local()
4077                .unwrap()
4078                .scan_complete()
4079        })
4080        .await;
4081
4082        cx.executor().run_until_parked();
4083
4084        let app_state = workspace.update(cx, |workspace, _| workspace.app_state().clone());
4085        let panel = cx.new_window_entity(|window, cx| {
4086            GitPanel::new(workspace.clone(), project.clone(), app_state, window, cx)
4087        });
4088
4089        let handle = cx.update_window_entity(&panel, |panel, _, _| {
4090            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
4091        });
4092        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
4093        handle.await;
4094
4095        let entries = panel.update(cx, |panel, _| panel.entries.clone());
4096        pretty_assertions::assert_eq!(
4097            entries,
4098            [
4099                GitListEntry::Header(GitHeaderEntry {
4100                    header: Section::Tracked
4101                }),
4102                GitListEntry::GitStatusEntry(GitStatusEntry {
4103                    abs_path: path!("/root/zed/crates/gpui/gpui.rs").into(),
4104                    repo_path: "crates/gpui/gpui.rs".into(),
4105                    worktree_path: Path::new("gpui.rs").into(),
4106                    status: StatusCode::Modified.worktree(),
4107                    staging: StageStatus::Unstaged,
4108                }),
4109                GitListEntry::GitStatusEntry(GitStatusEntry {
4110                    abs_path: path!("/root/zed/crates/util/util.rs").into(),
4111                    repo_path: "crates/util/util.rs".into(),
4112                    worktree_path: Path::new("../util/util.rs").into(),
4113                    status: StatusCode::Modified.worktree(),
4114                    staging: StageStatus::Unstaged,
4115                },),
4116            ],
4117        );
4118
4119        cx.update_window_entity(&panel, |panel, window, cx| {
4120            panel.select_last(&Default::default(), window, cx);
4121            assert_eq!(panel.selected_entry, Some(2));
4122            panel.open_diff(&Default::default(), window, cx);
4123        });
4124        cx.run_until_parked();
4125
4126        let worktree_roots = workspace.update(cx, |workspace, cx| {
4127            workspace
4128                .worktrees(cx)
4129                .map(|worktree| worktree.read(cx).abs_path())
4130                .collect::<Vec<_>>()
4131        });
4132        pretty_assertions::assert_eq!(
4133            worktree_roots,
4134            vec![
4135                Path::new(path!("/root/zed/crates/gpui")).into(),
4136                Path::new(path!("/root/zed/crates/util/util.rs")).into(),
4137            ]
4138        );
4139
4140        let repo_from_single_file_worktree = project.update(cx, |project, cx| {
4141            let git_store = project.git_store().read(cx);
4142            // The repo that comes from the single-file worktree can't be selected through the UI.
4143            let filtered_entries = filtered_repository_entries(git_store, cx)
4144                .iter()
4145                .map(|repo| repo.read(cx).worktree_abs_path.clone())
4146                .collect::<Vec<_>>();
4147            assert_eq!(
4148                filtered_entries,
4149                [Path::new(path!("/root/zed/crates/gpui")).into()]
4150            );
4151            // But we can select it artificially here.
4152            git_store
4153                .all_repositories()
4154                .into_iter()
4155                .find(|repo| {
4156                    &*repo.read(cx).worktree_abs_path
4157                        == Path::new(path!("/root/zed/crates/util/util.rs"))
4158                })
4159                .unwrap()
4160        });
4161
4162        // Paths still make sense when we somehow activate a repo that comes from a single-file worktree.
4163        repo_from_single_file_worktree.update(cx, |repo, cx| repo.activate(cx));
4164        let handle = cx.update_window_entity(&panel, |panel, _, _| {
4165            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
4166        });
4167        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
4168        handle.await;
4169        let entries = panel.update(cx, |panel, _| panel.entries.clone());
4170        pretty_assertions::assert_eq!(
4171            entries,
4172            [
4173                GitListEntry::Header(GitHeaderEntry {
4174                    header: Section::Tracked
4175                }),
4176                GitListEntry::GitStatusEntry(GitStatusEntry {
4177                    abs_path: path!("/root/zed/crates/gpui/gpui.rs").into(),
4178                    repo_path: "crates/gpui/gpui.rs".into(),
4179                    worktree_path: Path::new("../../gpui/gpui.rs").into(),
4180                    status: StatusCode::Modified.worktree(),
4181                    staging: StageStatus::Unstaged,
4182                }),
4183                GitListEntry::GitStatusEntry(GitStatusEntry {
4184                    abs_path: path!("/root/zed/crates/util/util.rs").into(),
4185                    repo_path: "crates/util/util.rs".into(),
4186                    worktree_path: Path::new("util.rs").into(),
4187                    status: StatusCode::Modified.worktree(),
4188                    staging: StageStatus::Unstaged,
4189                },),
4190            ],
4191        );
4192    }
4193}