1use crate::askpass_modal::AskPassModal;
   2use crate::branch_picker;
   3use crate::commit_modal::CommitModal;
   4use crate::git_panel_settings::StatusStyle;
   5use crate::remote_output_toast::{RemoteAction, RemoteOutputToast};
   6use crate::repository_selector::filtered_repository_entries;
   7use crate::{
   8    git_panel_settings::GitPanelSettings, git_status_icon, repository_selector::RepositorySelector,
   9};
  10use crate::{picker_prompt, project_diff, ProjectDiff};
  11use anyhow::Result;
  12use askpass::AskPassDelegate;
  13use db::kvp::KEY_VALUE_STORE;
  14use editor::commit_tooltip::CommitTooltip;
  15
  16use editor::{
  17    scroll::ScrollbarAutoHide, Editor, EditorElement, EditorMode, EditorSettings, MultiBuffer,
  18    ShowScrollbar,
  19};
  20use futures::StreamExt as _;
  21use git::repository::{
  22    Branch, CommitDetails, CommitSummary, DiffType, PushOptions, Remote, RemoteCommandOutput,
  23    ResetMode, Upstream, UpstreamTracking, UpstreamTrackingStatus,
  24};
  25use git::{repository::RepoPath, status::FileStatus, Commit, ToggleStaged};
  26use git::{ExpandCommitEditor, RestoreTrackedFiles, StageAll, TrashUntrackedFiles, UnstageAll};
  27use gpui::{
  28    actions, anchored, deferred, hsla, percentage, point, uniform_list, Action, Animation,
  29    AnimationExt as _, AnyView, BoxShadow, ClickEvent, Corner, DismissEvent, Entity, EventEmitter,
  30    FocusHandle, Focusable, KeyContext, ListHorizontalSizingBehavior, ListSizingBehavior,
  31    Modifiers, ModifiersChangedEvent, MouseButton, MouseDownEvent, Point, PromptLevel,
  32    ScrollStrategy, Stateful, Subscription, Task, Transformation, UniformListScrollHandle,
  33    WeakEntity,
  34};
  35use itertools::Itertools;
  36use language::{Buffer, File};
  37use language_model::{
  38    LanguageModel, LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage, Role,
  39};
  40use menu::{Confirm, SecondaryConfirm, SelectFirst, SelectLast, SelectNext, SelectPrevious};
  41use multi_buffer::ExcerptInfo;
  42use panel::{
  43    panel_editor_container, panel_editor_style, panel_filled_button, panel_icon_button, PanelHeader,
  44};
  45use project::{
  46    git::{GitEvent, Repository},
  47    Fs, Project, ProjectPath,
  48};
  49use serde::{Deserialize, Serialize};
  50use settings::Settings as _;
  51use smallvec::smallvec;
  52use std::cell::RefCell;
  53use std::future::Future;
  54use std::path::{Path, PathBuf};
  55use std::rc::Rc;
  56use std::{collections::HashSet, sync::Arc, time::Duration, usize};
  57use strum::{IntoEnumIterator, VariantNames};
  58use time::OffsetDateTime;
  59use ui::{
  60    prelude::*, ButtonLike, Checkbox, ContextMenu, ElevationIndex, PopoverMenu, Scrollbar,
  61    ScrollbarState, Tooltip,
  62};
  63use util::{maybe, post_inc, ResultExt, TryFutureExt};
  64use workspace::{AppState, OpenOptions, OpenVisible};
  65
  66use workspace::{
  67    dock::{DockPosition, Panel, PanelEvent},
  68    notifications::{DetachAndPromptErr, NotificationId},
  69    Toast, Workspace,
  70};
  71
  72actions!(
  73    git_panel,
  74    [
  75        Close,
  76        ToggleFocus,
  77        OpenMenu,
  78        FocusEditor,
  79        FocusChanges,
  80        ToggleFillCoAuthors,
  81        GenerateCommitMessage
  82    ]
  83);
  84
  85fn prompt<T>(
  86    msg: &str,
  87    detail: Option<&str>,
  88    window: &mut Window,
  89    cx: &mut App,
  90) -> Task<anyhow::Result<T>>
  91where
  92    T: IntoEnumIterator + VariantNames + 'static,
  93{
  94    let rx = window.prompt(PromptLevel::Info, msg, detail, &T::VARIANTS, cx);
  95    cx.spawn(|_| async move { Ok(T::iter().nth(rx.await?).unwrap()) })
  96}
  97
  98#[derive(strum::EnumIter, strum::VariantNames)]
  99#[strum(serialize_all = "title_case")]
 100enum TrashCancel {
 101    Trash,
 102    Cancel,
 103}
 104
 105fn git_panel_context_menu(window: &mut Window, cx: &mut App) -> Entity<ContextMenu> {
 106    ContextMenu::build(window, cx, |context_menu, _, _| {
 107        context_menu
 108            .action("Stage All", StageAll.boxed_clone())
 109            .action("Unstage All", UnstageAll.boxed_clone())
 110            .separator()
 111            .action("Open Diff", project_diff::Diff.boxed_clone())
 112            .separator()
 113            .action("Discard Tracked Changes", RestoreTrackedFiles.boxed_clone())
 114            .action("Trash Untracked Files", TrashUntrackedFiles.boxed_clone())
 115    })
 116}
 117
 118const GIT_PANEL_KEY: &str = "GitPanel";
 119
 120const UPDATE_DEBOUNCE: Duration = Duration::from_millis(50);
 121
 122pub fn init(cx: &mut App) {
 123    cx.observe_new(
 124        |workspace: &mut Workspace, _window, _: &mut Context<Workspace>| {
 125            workspace.register_action(|workspace, _: &ToggleFocus, window, cx| {
 126                workspace.toggle_panel_focus::<GitPanel>(window, cx);
 127            });
 128            workspace.register_action(|workspace, _: &ExpandCommitEditor, window, cx| {
 129                CommitModal::toggle(workspace, window, cx)
 130            });
 131        },
 132    )
 133    .detach();
 134}
 135
 136#[derive(Debug, Clone)]
 137pub enum Event {
 138    Focus,
 139}
 140
 141#[derive(Serialize, Deserialize)]
 142struct SerializedGitPanel {
 143    width: Option<Pixels>,
 144}
 145
 146#[derive(Debug, PartialEq, Eq, Clone, Copy)]
 147enum Section {
 148    Conflict,
 149    Tracked,
 150    New,
 151}
 152
 153#[derive(Debug, PartialEq, Eq, Clone)]
 154struct GitHeaderEntry {
 155    header: Section,
 156}
 157
 158impl GitHeaderEntry {
 159    pub fn contains(&self, status_entry: &GitStatusEntry, repo: &Repository) -> bool {
 160        let this = &self.header;
 161        let status = status_entry.status;
 162        match this {
 163            Section::Conflict => repo.has_conflict(&status_entry.repo_path),
 164            Section::Tracked => !status.is_created(),
 165            Section::New => status.is_created(),
 166        }
 167    }
 168    pub fn title(&self) -> &'static str {
 169        match self.header {
 170            Section::Conflict => "Conflicts",
 171            Section::Tracked => "Tracked",
 172            Section::New => "Untracked",
 173        }
 174    }
 175}
 176
 177#[derive(Debug, PartialEq, Eq, Clone)]
 178enum GitListEntry {
 179    GitStatusEntry(GitStatusEntry),
 180    Header(GitHeaderEntry),
 181}
 182
 183impl GitListEntry {
 184    fn status_entry(&self) -> Option<&GitStatusEntry> {
 185        match self {
 186            GitListEntry::GitStatusEntry(entry) => Some(entry),
 187            _ => None,
 188        }
 189    }
 190}
 191
 192#[derive(Debug, PartialEq, Eq, Clone)]
 193pub struct GitStatusEntry {
 194    pub(crate) repo_path: RepoPath,
 195    pub(crate) worktree_path: Arc<Path>,
 196    pub(crate) abs_path: PathBuf,
 197    pub(crate) status: FileStatus,
 198    pub(crate) is_staged: Option<bool>,
 199}
 200
 201#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 202enum TargetStatus {
 203    Staged,
 204    Unstaged,
 205    Reverted,
 206    Unchanged,
 207}
 208
 209struct PendingOperation {
 210    finished: bool,
 211    target_status: TargetStatus,
 212    repo_paths: HashSet<RepoPath>,
 213    op_id: usize,
 214}
 215
 216type RemoteOperations = Rc<RefCell<HashSet<u32>>>;
 217
 218pub struct GitPanel {
 219    remote_operation_id: u32,
 220    pending_remote_operations: RemoteOperations,
 221    pub(crate) active_repository: Option<Entity<Repository>>,
 222    pub(crate) commit_editor: Entity<Editor>,
 223    conflicted_count: usize,
 224    conflicted_staged_count: usize,
 225    current_modifiers: Modifiers,
 226    add_coauthors: bool,
 227    generate_commit_message_task: Option<Task<Option<()>>>,
 228    entries: Vec<GitListEntry>,
 229    focus_handle: FocusHandle,
 230    fs: Arc<dyn Fs>,
 231    hide_scrollbar_task: Option<Task<()>>,
 232    new_count: usize,
 233    new_staged_count: usize,
 234    pending: Vec<PendingOperation>,
 235    pending_commit: Option<Task<()>>,
 236    pending_serialization: Task<Option<()>>,
 237    pub(crate) project: Entity<Project>,
 238    scroll_handle: UniformListScrollHandle,
 239    scrollbar_state: ScrollbarState,
 240    selected_entry: Option<usize>,
 241    marked_entries: Vec<usize>,
 242    show_scrollbar: bool,
 243    tracked_count: usize,
 244    tracked_staged_count: usize,
 245    update_visible_entries_task: Task<()>,
 246    width: Option<Pixels>,
 247    workspace: WeakEntity<Workspace>,
 248    context_menu: Option<(Entity<ContextMenu>, Point<Pixels>, Subscription)>,
 249    modal_open: bool,
 250}
 251
 252struct RemoteOperationGuard {
 253    id: u32,
 254    pending_remote_operations: RemoteOperations,
 255}
 256
 257impl Drop for RemoteOperationGuard {
 258    fn drop(&mut self) {
 259        self.pending_remote_operations.borrow_mut().remove(&self.id);
 260    }
 261}
 262
 263pub(crate) fn commit_message_editor(
 264    commit_message_buffer: Entity<Buffer>,
 265    placeholder: Option<&str>,
 266    project: Entity<Project>,
 267    in_panel: bool,
 268    window: &mut Window,
 269    cx: &mut Context<'_, Editor>,
 270) -> Editor {
 271    let buffer = cx.new(|cx| MultiBuffer::singleton(commit_message_buffer, cx));
 272    let max_lines = if in_panel { 6 } else { 18 };
 273    let mut commit_editor = Editor::new(
 274        EditorMode::AutoHeight { max_lines },
 275        buffer,
 276        None,
 277        false,
 278        window,
 279        cx,
 280    );
 281    commit_editor.set_collaboration_hub(Box::new(project));
 282    commit_editor.set_use_autoclose(false);
 283    commit_editor.set_show_gutter(false, cx);
 284    commit_editor.set_show_wrap_guides(false, cx);
 285    commit_editor.set_show_indent_guides(false, cx);
 286    let placeholder = placeholder.unwrap_or("Enter commit message");
 287    commit_editor.set_placeholder_text(placeholder, cx);
 288    commit_editor
 289}
 290
 291impl GitPanel {
 292    pub fn new(
 293        workspace: Entity<Workspace>,
 294        project: Entity<Project>,
 295        app_state: Arc<AppState>,
 296        window: &mut Window,
 297        cx: &mut Context<Self>,
 298    ) -> Self {
 299        let fs = app_state.fs.clone();
 300        let git_store = project.read(cx).git_store().clone();
 301        let active_repository = project.read(cx).active_repository(cx);
 302        let workspace = workspace.downgrade();
 303
 304        let focus_handle = cx.focus_handle();
 305        cx.on_focus(&focus_handle, window, Self::focus_in).detach();
 306        cx.on_focus_out(&focus_handle, window, |this, _, window, cx| {
 307            this.hide_scrollbar(window, cx);
 308        })
 309        .detach();
 310
 311        // just to let us render a placeholder editor.
 312        // Once the active git repo is set, this buffer will be replaced.
 313        let temporary_buffer = cx.new(|cx| Buffer::local("", cx));
 314        let commit_editor = cx.new(|cx| {
 315            commit_message_editor(temporary_buffer, None, project.clone(), true, window, cx)
 316        });
 317
 318        commit_editor.update(cx, |editor, cx| {
 319            editor.clear(window, cx);
 320        });
 321
 322        let scroll_handle = UniformListScrollHandle::new();
 323
 324        cx.subscribe_in(
 325            &git_store,
 326            window,
 327            move |this, git_store, event, window, cx| match event {
 328                GitEvent::FileSystemUpdated => {
 329                    this.schedule_update(false, window, cx);
 330                }
 331                GitEvent::ActiveRepositoryChanged | GitEvent::GitStateUpdated => {
 332                    this.active_repository = git_store.read(cx).active_repository();
 333                    this.schedule_update(true, window, cx);
 334                }
 335                GitEvent::IndexWriteError(error) => {
 336                    this.workspace
 337                        .update(cx, |workspace, cx| {
 338                            workspace.show_error(error, cx);
 339                        })
 340                        .ok();
 341                }
 342            },
 343        )
 344        .detach();
 345
 346            let scrollbar_state =
 347                ScrollbarState::new(scroll_handle.clone()).parent_entity(&cx.entity());
 348
 349            let mut git_panel = Self {
 350                pending_remote_operations: Default::default(),
 351                remote_operation_id: 0,
 352                active_repository,
 353                commit_editor,
 354                conflicted_count: 0,
 355                conflicted_staged_count: 0,
 356                current_modifiers: window.modifiers(),
 357                add_coauthors: true,
 358                generate_commit_message_task: None,
 359                entries: Vec::new(),
 360                focus_handle: cx.focus_handle(),
 361                fs,
 362                hide_scrollbar_task: None,
 363                new_count: 0,
 364                new_staged_count: 0,
 365                pending: Vec::new(),
 366                pending_commit: None,
 367                pending_serialization: Task::ready(None),
 368                project,
 369                scroll_handle,
 370                scrollbar_state,
 371                selected_entry: None,
 372                marked_entries: Vec::new(),
 373                show_scrollbar: false,
 374                tracked_count: 0,
 375                tracked_staged_count: 0,
 376                update_visible_entries_task: Task::ready(()),
 377                width: Some(px(360.)),
 378                context_menu: None,
 379                workspace,
 380                modal_open: false,
 381            };
 382            git_panel.schedule_update(false, window, cx);
 383            git_panel.show_scrollbar = git_panel.should_show_scrollbar(cx);
 384            git_panel
 385        })
 386    }
 387
 388    pub fn entry_by_path(&self, path: &RepoPath) -> Option<usize> {
 389        fn binary_search<F>(mut low: usize, mut high: usize, is_target: F) -> Option<usize>
 390        where
 391            F: Fn(usize) -> std::cmp::Ordering,
 392        {
 393            while low < high {
 394                let mid = low + (high - low) / 2;
 395                match is_target(mid) {
 396                    std::cmp::Ordering::Equal => return Some(mid),
 397                    std::cmp::Ordering::Less => low = mid + 1,
 398                    std::cmp::Ordering::Greater => high = mid,
 399                }
 400            }
 401            None
 402        }
 403        if self.conflicted_count > 0 {
 404            let conflicted_start = 1;
 405            if let Some(ix) = binary_search(
 406                conflicted_start,
 407                conflicted_start + self.conflicted_count,
 408                |ix| {
 409                    self.entries[ix]
 410                        .status_entry()
 411                        .unwrap()
 412                        .repo_path
 413                        .cmp(&path)
 414                },
 415            ) {
 416                return Some(ix);
 417            }
 418        }
 419        if self.tracked_count > 0 {
 420            let tracked_start = if self.conflicted_count > 0 {
 421                1 + self.conflicted_count
 422            } else {
 423                0
 424            } + 1;
 425            if let Some(ix) =
 426                binary_search(tracked_start, tracked_start + self.tracked_count, |ix| {
 427                    self.entries[ix]
 428                        .status_entry()
 429                        .unwrap()
 430                        .repo_path
 431                        .cmp(&path)
 432                })
 433            {
 434                return Some(ix);
 435            }
 436        }
 437        if self.new_count > 0 {
 438            let untracked_start = if self.conflicted_count > 0 {
 439                1 + self.conflicted_count
 440            } else {
 441                0
 442            } + if self.tracked_count > 0 {
 443                1 + self.tracked_count
 444            } else {
 445                0
 446            } + 1;
 447            if let Some(ix) =
 448                binary_search(untracked_start, untracked_start + self.new_count, |ix| {
 449                    self.entries[ix]
 450                        .status_entry()
 451                        .unwrap()
 452                        .repo_path
 453                        .cmp(&path)
 454                })
 455            {
 456                return Some(ix);
 457            }
 458        }
 459        None
 460    }
 461
 462    pub fn select_entry_by_path(
 463        &mut self,
 464        path: ProjectPath,
 465        _: &mut Window,
 466        cx: &mut Context<Self>,
 467    ) {
 468        let Some(git_repo) = self.active_repository.as_ref() else {
 469            return;
 470        };
 471        let Some(repo_path) = git_repo.read(cx).project_path_to_repo_path(&path) else {
 472            return;
 473        };
 474        let Some(ix) = self.entry_by_path(&repo_path) else {
 475            return;
 476        };
 477        self.selected_entry = Some(ix);
 478        cx.notify();
 479    }
 480
 481    fn start_remote_operation(&mut self) -> RemoteOperationGuard {
 482        let id = post_inc(&mut self.remote_operation_id);
 483        self.pending_remote_operations.borrow_mut().insert(id);
 484
 485        RemoteOperationGuard {
 486            id,
 487            pending_remote_operations: self.pending_remote_operations.clone(),
 488        }
 489    }
 490
 491    fn serialize(&mut self, cx: &mut Context<Self>) {
 492        let width = self.width;
 493        self.pending_serialization = cx.background_spawn(
 494            async move {
 495                KEY_VALUE_STORE
 496                    .write_kvp(
 497                        GIT_PANEL_KEY.into(),
 498                        serde_json::to_string(&SerializedGitPanel { width })?,
 499                    )
 500                    .await?;
 501                anyhow::Ok(())
 502            }
 503            .log_err(),
 504        );
 505    }
 506
 507    pub(crate) fn set_modal_open(&mut self, open: bool, cx: &mut Context<Self>) {
 508        self.modal_open = open;
 509        cx.notify();
 510    }
 511
 512    fn dispatch_context(&self, window: &mut Window, cx: &Context<Self>) -> KeyContext {
 513        let mut dispatch_context = KeyContext::new_with_defaults();
 514        dispatch_context.add("GitPanel");
 515
 516        if self.is_focused(window, cx) {
 517            dispatch_context.add("menu");
 518            dispatch_context.add("ChangesList");
 519        }
 520
 521        if self.commit_editor.read(cx).is_focused(window) {
 522            dispatch_context.add("CommitEditor");
 523        }
 524
 525        dispatch_context
 526    }
 527
 528    fn is_focused(&self, window: &Window, cx: &Context<Self>) -> bool {
 529        window
 530            .focused(cx)
 531            .map_or(false, |focused| self.focus_handle == focused)
 532    }
 533
 534    fn close_panel(&mut self, _: &Close, _window: &mut Window, cx: &mut Context<Self>) {
 535        cx.emit(PanelEvent::Close);
 536    }
 537
 538    fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 539        if !self.focus_handle.contains_focused(window, cx) {
 540            cx.emit(Event::Focus);
 541        }
 542    }
 543
 544    fn show_scrollbar(&self, cx: &mut Context<Self>) -> ShowScrollbar {
 545        GitPanelSettings::get_global(cx)
 546            .scrollbar
 547            .show
 548            .unwrap_or_else(|| EditorSettings::get_global(cx).scrollbar.show)
 549    }
 550
 551    fn should_show_scrollbar(&self, cx: &mut Context<Self>) -> bool {
 552        let show = self.show_scrollbar(cx);
 553        match show {
 554            ShowScrollbar::Auto => true,
 555            ShowScrollbar::System => true,
 556            ShowScrollbar::Always => true,
 557            ShowScrollbar::Never => false,
 558        }
 559    }
 560
 561    fn should_autohide_scrollbar(&self, cx: &mut Context<Self>) -> bool {
 562        let show = self.show_scrollbar(cx);
 563        match show {
 564            ShowScrollbar::Auto => true,
 565            ShowScrollbar::System => cx
 566                .try_global::<ScrollbarAutoHide>()
 567                .map_or_else(|| cx.should_auto_hide_scrollbars(), |autohide| autohide.0),
 568            ShowScrollbar::Always => false,
 569            ShowScrollbar::Never => true,
 570        }
 571    }
 572
 573    fn hide_scrollbar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 574        const SCROLLBAR_SHOW_INTERVAL: Duration = Duration::from_secs(1);
 575        if !self.should_autohide_scrollbar(cx) {
 576            return;
 577        }
 578        self.hide_scrollbar_task = Some(cx.spawn_in(window, |panel, mut cx| async move {
 579            cx.background_executor()
 580                .timer(SCROLLBAR_SHOW_INTERVAL)
 581                .await;
 582            panel
 583                .update(&mut cx, |panel, cx| {
 584                    panel.show_scrollbar = false;
 585                    cx.notify();
 586                })
 587                .log_err();
 588        }))
 589    }
 590
 591    fn handle_modifiers_changed(
 592        &mut self,
 593        event: &ModifiersChangedEvent,
 594        _: &mut Window,
 595        cx: &mut Context<Self>,
 596    ) {
 597        self.current_modifiers = event.modifiers;
 598        cx.notify();
 599    }
 600
 601    fn scroll_to_selected_entry(&mut self, cx: &mut Context<Self>) {
 602        if let Some(selected_entry) = self.selected_entry {
 603            self.scroll_handle
 604                .scroll_to_item(selected_entry, ScrollStrategy::Center);
 605        }
 606
 607        cx.notify();
 608    }
 609
 610    fn select_first(&mut self, _: &SelectFirst, _window: &mut Window, cx: &mut Context<Self>) {
 611        if !self.entries.is_empty() {
 612            self.selected_entry = Some(1);
 613            self.scroll_to_selected_entry(cx);
 614        }
 615    }
 616
 617    fn select_previous(
 618        &mut self,
 619        _: &SelectPrevious,
 620        _window: &mut Window,
 621        cx: &mut Context<Self>,
 622    ) {
 623        let item_count = self.entries.len();
 624        if item_count == 0 {
 625            return;
 626        }
 627
 628        if let Some(selected_entry) = self.selected_entry {
 629            let new_selected_entry = if selected_entry > 0 {
 630                selected_entry - 1
 631            } else {
 632                selected_entry
 633            };
 634
 635            if matches!(
 636                self.entries.get(new_selected_entry),
 637                Some(GitListEntry::Header(..))
 638            ) {
 639                if new_selected_entry > 0 {
 640                    self.selected_entry = Some(new_selected_entry - 1)
 641                }
 642            } else {
 643                self.selected_entry = Some(new_selected_entry);
 644            }
 645
 646            self.scroll_to_selected_entry(cx);
 647        }
 648
 649        cx.notify();
 650    }
 651
 652    fn select_next(&mut self, _: &SelectNext, _window: &mut Window, cx: &mut Context<Self>) {
 653        let item_count = self.entries.len();
 654        if item_count == 0 {
 655            return;
 656        }
 657
 658        if let Some(selected_entry) = self.selected_entry {
 659            let new_selected_entry = if selected_entry < item_count - 1 {
 660                selected_entry + 1
 661            } else {
 662                selected_entry
 663            };
 664            if matches!(
 665                self.entries.get(new_selected_entry),
 666                Some(GitListEntry::Header(..))
 667            ) {
 668                self.selected_entry = Some(new_selected_entry + 1);
 669            } else {
 670                self.selected_entry = Some(new_selected_entry);
 671            }
 672
 673            self.scroll_to_selected_entry(cx);
 674        }
 675
 676        cx.notify();
 677    }
 678
 679    fn select_last(&mut self, _: &SelectLast, _window: &mut Window, cx: &mut Context<Self>) {
 680        if self.entries.last().is_some() {
 681            self.selected_entry = Some(self.entries.len() - 1);
 682            self.scroll_to_selected_entry(cx);
 683        }
 684    }
 685
 686    pub(crate) fn editor_focus_handle(&self, cx: &mut Context<Self>) -> FocusHandle {
 687        self.commit_editor.focus_handle(cx).clone()
 688    }
 689
 690    fn focus_editor(&mut self, _: &FocusEditor, window: &mut Window, cx: &mut Context<Self>) {
 691        self.commit_editor.update(cx, |editor, cx| {
 692            window.focus(&editor.focus_handle(cx));
 693        });
 694        cx.notify();
 695    }
 696
 697    fn select_first_entry_if_none(&mut self, cx: &mut Context<Self>) {
 698        let have_entries = self
 699            .active_repository
 700            .as_ref()
 701            .map_or(false, |active_repository| {
 702                active_repository.read(cx).entry_count() > 0
 703            });
 704        if have_entries && self.selected_entry.is_none() {
 705            self.selected_entry = Some(1);
 706            self.scroll_to_selected_entry(cx);
 707            cx.notify();
 708        }
 709    }
 710
 711    fn focus_changes_list(
 712        &mut self,
 713        _: &FocusChanges,
 714        window: &mut Window,
 715        cx: &mut Context<Self>,
 716    ) {
 717        self.select_first_entry_if_none(cx);
 718
 719        cx.focus_self(window);
 720        cx.notify();
 721    }
 722
 723    fn get_selected_entry(&self) -> Option<&GitListEntry> {
 724        self.selected_entry.and_then(|i| self.entries.get(i))
 725    }
 726
 727    fn open_diff(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
 728        maybe!({
 729            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
 730            let workspace = self.workspace.upgrade()?;
 731            let git_repo = self.active_repository.as_ref()?;
 732
 733            if let Some(project_diff) = workspace.read(cx).active_item_as::<ProjectDiff>(cx) {
 734                if let Some(project_path) = project_diff.read(cx).active_path(cx) {
 735                    if Some(&entry.repo_path)
 736                        == git_repo
 737                            .read(cx)
 738                            .project_path_to_repo_path(&project_path)
 739                            .as_ref()
 740                    {
 741                        project_diff.focus_handle(cx).focus(window);
 742                        return None;
 743                    }
 744                }
 745            };
 746
 747            if entry.worktree_path.starts_with("..") {
 748                self.workspace
 749                    .update(cx, |workspace, cx| {
 750                        workspace
 751                            .open_abs_path(
 752                                entry.abs_path.clone(),
 753                                OpenOptions {
 754                                    visible: Some(OpenVisible::All),
 755                                    focus: Some(false),
 756                                    ..Default::default()
 757                                },
 758                                window,
 759                                cx,
 760                            )
 761                            .detach_and_log_err(cx);
 762                    })
 763                    .ok();
 764            } else {
 765                self.workspace
 766                    .update(cx, |workspace, cx| {
 767                        ProjectDiff::deploy_at(workspace, Some(entry.clone()), window, cx);
 768                    })
 769                    .ok();
 770                self.focus_handle.focus(window);
 771            }
 772
 773            Some(())
 774        });
 775    }
 776
 777    fn open_file(
 778        &mut self,
 779        _: &menu::SecondaryConfirm,
 780        window: &mut Window,
 781        cx: &mut Context<Self>,
 782    ) {
 783        maybe!({
 784            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
 785            let active_repo = self.active_repository.as_ref()?;
 786            let path = active_repo
 787                .read(cx)
 788                .repo_path_to_project_path(&entry.repo_path)?;
 789            if entry.status.is_deleted() {
 790                return None;
 791            }
 792
 793            self.workspace
 794                .update(cx, |workspace, cx| {
 795                    workspace
 796                        .open_path_preview(path, None, false, false, true, window, cx)
 797                        .detach_and_prompt_err("Failed to open file", window, cx, |e, _, _| {
 798                            Some(format!("{e}"))
 799                        });
 800                })
 801                .ok()
 802        });
 803    }
 804
 805    fn revert_selected(
 806        &mut self,
 807        _: &git::RestoreFile,
 808        window: &mut Window,
 809        cx: &mut Context<Self>,
 810    ) {
 811        maybe!({
 812            let list_entry = self.entries.get(self.selected_entry?)?.clone();
 813            let entry = list_entry.status_entry()?;
 814            self.revert_entry(&entry, window, cx);
 815            Some(())
 816        });
 817    }
 818
 819    fn revert_entry(
 820        &mut self,
 821        entry: &GitStatusEntry,
 822        window: &mut Window,
 823        cx: &mut Context<Self>,
 824    ) {
 825        maybe!({
 826            let active_repo = self.active_repository.clone()?;
 827            let path = active_repo
 828                .read(cx)
 829                .repo_path_to_project_path(&entry.repo_path)?;
 830            let workspace = self.workspace.clone();
 831
 832            if entry.status.is_staged() != Some(false) {
 833                self.perform_stage(false, vec![entry.repo_path.clone()], cx);
 834            }
 835            let filename = path.path.file_name()?.to_string_lossy();
 836
 837            if !entry.status.is_created() {
 838                self.perform_checkout(vec![entry.repo_path.clone()], cx);
 839            } else {
 840                let prompt = prompt(&format!("Trash {}?", filename), None, window, cx);
 841                cx.spawn_in(window, |_, mut cx| async move {
 842                    match prompt.await? {
 843                        TrashCancel::Trash => {}
 844                        TrashCancel::Cancel => return Ok(()),
 845                    }
 846                    let task = workspace.update(&mut cx, |workspace, cx| {
 847                        workspace
 848                            .project()
 849                            .update(cx, |project, cx| project.delete_file(path, true, cx))
 850                    })?;
 851                    if let Some(task) = task {
 852                        task.await?;
 853                    }
 854                    Ok(())
 855                })
 856                .detach_and_prompt_err(
 857                    "Failed to trash file",
 858                    window,
 859                    cx,
 860                    |e, _, _| Some(format!("{e}")),
 861                );
 862            }
 863            Some(())
 864        });
 865    }
 866
 867    fn perform_checkout(&mut self, repo_paths: Vec<RepoPath>, cx: &mut Context<Self>) {
 868        let workspace = self.workspace.clone();
 869        let Some(active_repository) = self.active_repository.clone() else {
 870            return;
 871        };
 872
 873        let op_id = self.pending.iter().map(|p| p.op_id).max().unwrap_or(0) + 1;
 874        self.pending.push(PendingOperation {
 875            op_id,
 876            target_status: TargetStatus::Reverted,
 877            repo_paths: repo_paths.iter().cloned().collect(),
 878            finished: false,
 879        });
 880        self.update_visible_entries(cx);
 881        let task = cx.spawn(|_, mut cx| async move {
 882            let tasks: Vec<_> = workspace.update(&mut cx, |workspace, cx| {
 883                workspace.project().update(cx, |project, cx| {
 884                    repo_paths
 885                        .iter()
 886                        .filter_map(|repo_path| {
 887                            let path = active_repository
 888                                .read(cx)
 889                                .repo_path_to_project_path(&repo_path)?;
 890                            Some(project.open_buffer(path, cx))
 891                        })
 892                        .collect()
 893                })
 894            })?;
 895
 896            let buffers = futures::future::join_all(tasks).await;
 897
 898            active_repository
 899                .update(&mut cx, |repo, _| repo.checkout_files("HEAD", repo_paths))?
 900                .await??;
 901
 902            let tasks: Vec<_> = cx.update(|cx| {
 903                buffers
 904                    .iter()
 905                    .filter_map(|buffer| {
 906                        buffer.as_ref().ok()?.update(cx, |buffer, cx| {
 907                            buffer.is_dirty().then(|| buffer.reload(cx))
 908                        })
 909                    })
 910                    .collect()
 911            })?;
 912
 913            futures::future::join_all(tasks).await;
 914
 915            Ok(())
 916        });
 917
 918        cx.spawn(|this, mut cx| async move {
 919            let result = task.await;
 920
 921            this.update(&mut cx, |this, cx| {
 922                for pending in this.pending.iter_mut() {
 923                    if pending.op_id == op_id {
 924                        pending.finished = true;
 925                        if result.is_err() {
 926                            pending.target_status = TargetStatus::Unchanged;
 927                            this.update_visible_entries(cx);
 928                        }
 929                        break;
 930                    }
 931                }
 932                result
 933                    .map_err(|e| {
 934                        this.show_err_toast(e, cx);
 935                    })
 936                    .ok();
 937            })
 938            .ok();
 939        })
 940        .detach();
 941    }
 942
 943    fn restore_tracked_files(
 944        &mut self,
 945        _: &RestoreTrackedFiles,
 946        window: &mut Window,
 947        cx: &mut Context<Self>,
 948    ) {
 949        let entries = self
 950            .entries
 951            .iter()
 952            .filter_map(|entry| entry.status_entry().cloned())
 953            .filter(|status_entry| !status_entry.status.is_created())
 954            .collect::<Vec<_>>();
 955
 956        match entries.len() {
 957            0 => return,
 958            1 => return self.revert_entry(&entries[0], window, cx),
 959            _ => {}
 960        }
 961        let mut details = entries
 962            .iter()
 963            .filter_map(|entry| entry.repo_path.0.file_name())
 964            .map(|filename| filename.to_string_lossy())
 965            .take(5)
 966            .join("\n");
 967        if entries.len() > 5 {
 968            details.push_str(&format!("\nand {} more…", entries.len() - 5))
 969        }
 970
 971        #[derive(strum::EnumIter, strum::VariantNames)]
 972        #[strum(serialize_all = "title_case")]
 973        enum RestoreCancel {
 974            RestoreTrackedFiles,
 975            Cancel,
 976        }
 977        let prompt = prompt(
 978            "Discard changes to these files?",
 979            Some(&details),
 980            window,
 981            cx,
 982        );
 983        cx.spawn(|this, mut cx| async move {
 984            match prompt.await {
 985                Ok(RestoreCancel::RestoreTrackedFiles) => {
 986                    this.update(&mut cx, |this, cx| {
 987                        let repo_paths = entries.into_iter().map(|entry| entry.repo_path).collect();
 988                        this.perform_checkout(repo_paths, cx);
 989                    })
 990                    .ok();
 991                }
 992                _ => {
 993                    return;
 994                }
 995            }
 996        })
 997        .detach();
 998    }
 999
1000    fn clean_all(&mut self, _: &TrashUntrackedFiles, window: &mut Window, cx: &mut Context<Self>) {
1001        let workspace = self.workspace.clone();
1002        let Some(active_repo) = self.active_repository.clone() else {
1003            return;
1004        };
1005        let to_delete = self
1006            .entries
1007            .iter()
1008            .filter_map(|entry| entry.status_entry())
1009            .filter(|status_entry| status_entry.status.is_created())
1010            .cloned()
1011            .collect::<Vec<_>>();
1012
1013        match to_delete.len() {
1014            0 => return,
1015            1 => return self.revert_entry(&to_delete[0], window, cx),
1016            _ => {}
1017        };
1018
1019        let mut details = to_delete
1020            .iter()
1021            .map(|entry| {
1022                entry
1023                    .repo_path
1024                    .0
1025                    .file_name()
1026                    .map(|f| f.to_string_lossy())
1027                    .unwrap_or_default()
1028            })
1029            .take(5)
1030            .join("\n");
1031
1032        if to_delete.len() > 5 {
1033            details.push_str(&format!("\nand {} more…", to_delete.len() - 5))
1034        }
1035
1036        let prompt = prompt("Trash these files?", Some(&details), window, cx);
1037        cx.spawn_in(window, |this, mut cx| async move {
1038            match prompt.await? {
1039                TrashCancel::Trash => {}
1040                TrashCancel::Cancel => return Ok(()),
1041            }
1042            let tasks = workspace.update(&mut cx, |workspace, cx| {
1043                to_delete
1044                    .iter()
1045                    .filter_map(|entry| {
1046                        workspace.project().update(cx, |project, cx| {
1047                            let project_path = active_repo
1048                                .read(cx)
1049                                .repo_path_to_project_path(&entry.repo_path)?;
1050                            project.delete_file(project_path, true, cx)
1051                        })
1052                    })
1053                    .collect::<Vec<_>>()
1054            })?;
1055            let to_unstage = to_delete
1056                .into_iter()
1057                .filter_map(|entry| {
1058                    if entry.status.is_staged() != Some(false) {
1059                        Some(entry.repo_path.clone())
1060                    } else {
1061                        None
1062                    }
1063                })
1064                .collect();
1065            this.update(&mut cx, |this, cx| {
1066                this.perform_stage(false, to_unstage, cx)
1067            })?;
1068            for task in tasks {
1069                task.await?;
1070            }
1071            Ok(())
1072        })
1073        .detach_and_prompt_err("Failed to trash files", window, cx, |e, _, _| {
1074            Some(format!("{e}"))
1075        });
1076    }
1077
1078    fn stage_all(&mut self, _: &StageAll, _window: &mut Window, cx: &mut Context<Self>) {
1079        let repo_paths = self
1080            .entries
1081            .iter()
1082            .filter_map(|entry| entry.status_entry())
1083            .filter(|status_entry| status_entry.is_staged != Some(true))
1084            .map(|status_entry| status_entry.repo_path.clone())
1085            .collect::<Vec<_>>();
1086        self.perform_stage(true, repo_paths, cx);
1087    }
1088
1089    fn unstage_all(&mut self, _: &UnstageAll, _window: &mut Window, cx: &mut Context<Self>) {
1090        let repo_paths = self
1091            .entries
1092            .iter()
1093            .filter_map(|entry| entry.status_entry())
1094            .filter(|status_entry| status_entry.is_staged != Some(false))
1095            .map(|status_entry| status_entry.repo_path.clone())
1096            .collect::<Vec<_>>();
1097        self.perform_stage(false, repo_paths, cx);
1098    }
1099
1100    fn toggle_staged_for_entry(
1101        &mut self,
1102        entry: &GitListEntry,
1103        _window: &mut Window,
1104        cx: &mut Context<Self>,
1105    ) {
1106        let Some(active_repository) = self.active_repository.as_ref() else {
1107            return;
1108        };
1109        let (stage, repo_paths) = match entry {
1110            GitListEntry::GitStatusEntry(status_entry) => {
1111                if status_entry.status.is_staged().unwrap_or(false) {
1112                    (false, vec![status_entry.repo_path.clone()])
1113                } else {
1114                    (true, vec![status_entry.repo_path.clone()])
1115                }
1116            }
1117            GitListEntry::Header(section) => {
1118                let goal_staged_state = !self.header_state(section.header).selected();
1119                let repository = active_repository.read(cx);
1120                let entries = self
1121                    .entries
1122                    .iter()
1123                    .filter_map(|entry| entry.status_entry())
1124                    .filter(|status_entry| {
1125                        section.contains(&status_entry, repository)
1126                            && status_entry.is_staged != Some(goal_staged_state)
1127                    })
1128                    .map(|status_entry| status_entry.repo_path.clone())
1129                    .collect::<Vec<_>>();
1130
1131                (goal_staged_state, entries)
1132            }
1133        };
1134        self.perform_stage(stage, repo_paths, cx);
1135    }
1136
1137    fn perform_stage(&mut self, stage: bool, repo_paths: Vec<RepoPath>, cx: &mut Context<Self>) {
1138        let Some(active_repository) = self.active_repository.clone() else {
1139            return;
1140        };
1141        let op_id = self.pending.iter().map(|p| p.op_id).max().unwrap_or(0) + 1;
1142        self.pending.push(PendingOperation {
1143            op_id,
1144            target_status: if stage {
1145                TargetStatus::Staged
1146            } else {
1147                TargetStatus::Unstaged
1148            },
1149            repo_paths: repo_paths.iter().cloned().collect(),
1150            finished: false,
1151        });
1152        let repo_paths = repo_paths.clone();
1153        let repository = active_repository.read(cx);
1154        self.update_counts(repository);
1155        cx.notify();
1156
1157        cx.spawn({
1158            |this, mut cx| async move {
1159                let result = cx
1160                    .update(|cx| {
1161                        if stage {
1162                            active_repository
1163                                .update(cx, |repo, cx| repo.stage_entries(repo_paths.clone(), cx))
1164                        } else {
1165                            active_repository
1166                                .update(cx, |repo, cx| repo.unstage_entries(repo_paths.clone(), cx))
1167                        }
1168                    })?
1169                    .await;
1170
1171                this.update(&mut cx, |this, cx| {
1172                    for pending in this.pending.iter_mut() {
1173                        if pending.op_id == op_id {
1174                            pending.finished = true
1175                        }
1176                    }
1177                    result
1178                        .map_err(|e| {
1179                            this.show_err_toast(e, cx);
1180                        })
1181                        .ok();
1182                    cx.notify();
1183                })
1184            }
1185        })
1186        .detach();
1187    }
1188
1189    pub fn total_staged_count(&self) -> usize {
1190        self.tracked_staged_count + self.new_staged_count + self.conflicted_staged_count
1191    }
1192
1193    pub fn commit_message_buffer(&self, cx: &App) -> Entity<Buffer> {
1194        self.commit_editor
1195            .read(cx)
1196            .buffer()
1197            .read(cx)
1198            .as_singleton()
1199            .unwrap()
1200            .clone()
1201    }
1202
1203    fn toggle_staged_for_selected(
1204        &mut self,
1205        _: &git::ToggleStaged,
1206        window: &mut Window,
1207        cx: &mut Context<Self>,
1208    ) {
1209        if let Some(selected_entry) = self.get_selected_entry().cloned() {
1210            self.toggle_staged_for_entry(&selected_entry, window, cx);
1211        }
1212    }
1213
1214    fn commit(&mut self, _: &git::Commit, window: &mut Window, cx: &mut Context<Self>) {
1215        if self
1216            .commit_editor
1217            .focus_handle(cx)
1218            .contains_focused(window, cx)
1219        {
1220            telemetry::event!("Git Committed", source = "Git Panel");
1221            self.commit_changes(window, cx)
1222        } else {
1223            cx.propagate();
1224        }
1225    }
1226
1227    fn custom_or_suggested_commit_message(&self, cx: &mut Context<Self>) -> Option<String> {
1228        let message = self.commit_editor.read(cx).text(cx);
1229
1230        if !message.trim().is_empty() {
1231            return Some(message.to_string());
1232        }
1233
1234        self.suggest_commit_message()
1235            .filter(|message| !message.trim().is_empty())
1236    }
1237
1238    pub(crate) fn commit_changes(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1239        let Some(active_repository) = self.active_repository.clone() else {
1240            return;
1241        };
1242        let error_spawn = |message, window: &mut Window, cx: &mut App| {
1243            let prompt = window.prompt(PromptLevel::Warning, message, None, &["Ok"], cx);
1244            cx.spawn(|_| async move {
1245                prompt.await.ok();
1246            })
1247            .detach();
1248        };
1249
1250        if self.has_unstaged_conflicts() {
1251            error_spawn(
1252                "There are still conflicts. You must stage these before committing",
1253                window,
1254                cx,
1255            );
1256            return;
1257        }
1258
1259        let commit_message = self.custom_or_suggested_commit_message(cx);
1260
1261        let Some(mut message) = commit_message else {
1262            self.commit_editor.read(cx).focus_handle(cx).focus(window);
1263            return;
1264        };
1265
1266        if self.add_coauthors {
1267            self.fill_co_authors(&mut message, cx);
1268        }
1269
1270        let task = if self.has_staged_changes() {
1271            // Repository serializes all git operations, so we can just send a commit immediately
1272            let commit_task = active_repository.read(cx).commit(message.into(), None);
1273            cx.background_spawn(async move { commit_task.await? })
1274        } else {
1275            let changed_files = self
1276                .entries
1277                .iter()
1278                .filter_map(|entry| entry.status_entry())
1279                .filter(|status_entry| !status_entry.status.is_created())
1280                .map(|status_entry| status_entry.repo_path.clone())
1281                .collect::<Vec<_>>();
1282
1283            if changed_files.is_empty() {
1284                error_spawn("No changes to commit", window, cx);
1285                return;
1286            }
1287
1288            let stage_task =
1289                active_repository.update(cx, |repo, cx| repo.stage_entries(changed_files, cx));
1290            cx.spawn(|_, mut cx| async move {
1291                stage_task.await?;
1292                let commit_task = active_repository
1293                    .update(&mut cx, |repo, _| repo.commit(message.into(), None))?;
1294                commit_task.await?
1295            })
1296        };
1297        let task = cx.spawn_in(window, |this, mut cx| async move {
1298            let result = task.await;
1299            this.update_in(&mut cx, |this, window, cx| {
1300                this.pending_commit.take();
1301                match result {
1302                    Ok(()) => {
1303                        this.commit_editor
1304                            .update(cx, |editor, cx| editor.clear(window, cx));
1305                    }
1306                    Err(e) => this.show_err_toast(e, cx),
1307                }
1308            })
1309            .ok();
1310        });
1311
1312        self.pending_commit = Some(task);
1313    }
1314
1315    fn uncommit(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1316        let Some(repo) = self.active_repository.clone() else {
1317            return;
1318        };
1319        telemetry::event!("Git Uncommitted");
1320
1321        let confirmation = self.check_for_pushed_commits(window, cx);
1322        let prior_head = self.load_commit_details("HEAD", cx);
1323
1324        let task = cx.spawn_in(window, |this, mut cx| async move {
1325            let result = maybe!(async {
1326                if let Ok(true) = confirmation.await {
1327                    let prior_head = prior_head.await?;
1328
1329                    repo.update(&mut cx, |repo, _| repo.reset("HEAD^", ResetMode::Soft))?
1330                        .await??;
1331
1332                    Ok(Some(prior_head))
1333                } else {
1334                    Ok(None)
1335                }
1336            })
1337            .await;
1338
1339            this.update_in(&mut cx, |this, window, cx| {
1340                this.pending_commit.take();
1341                match result {
1342                    Ok(None) => {}
1343                    Ok(Some(prior_commit)) => {
1344                        this.commit_editor.update(cx, |editor, cx| {
1345                            editor.set_text(prior_commit.message, window, cx)
1346                        });
1347                    }
1348                    Err(e) => this.show_err_toast(e, cx),
1349                }
1350            })
1351            .ok();
1352        });
1353
1354        self.pending_commit = Some(task);
1355    }
1356
1357    fn check_for_pushed_commits(
1358        &mut self,
1359        window: &mut Window,
1360        cx: &mut Context<Self>,
1361    ) -> impl Future<Output = Result<bool, anyhow::Error>> {
1362        let repo = self.active_repository.clone();
1363        let mut cx = window.to_async(cx);
1364
1365        async move {
1366            let Some(repo) = repo else {
1367                return Err(anyhow::anyhow!("No active repository"));
1368            };
1369
1370            let pushed_to: Vec<SharedString> = repo
1371                .update(&mut cx, |repo, _| repo.check_for_pushed_commits())?
1372                .await??;
1373
1374            if pushed_to.is_empty() {
1375                Ok(true)
1376            } else {
1377                #[derive(strum::EnumIter, strum::VariantNames)]
1378                #[strum(serialize_all = "title_case")]
1379                enum CancelUncommit {
1380                    Uncommit,
1381                    Cancel,
1382                }
1383                let detail = format!(
1384                    "This commit was already pushed to {}.",
1385                    pushed_to.into_iter().join(", ")
1386                );
1387                let result = cx
1388                    .update(|window, cx| prompt("Are you sure?", Some(&detail), window, cx))?
1389                    .await?;
1390
1391                match result {
1392                    CancelUncommit::Cancel => Ok(false),
1393                    CancelUncommit::Uncommit => Ok(true),
1394                }
1395            }
1396        }
1397    }
1398
1399    /// Suggests a commit message based on the changed files and their statuses
1400    pub fn suggest_commit_message(&self) -> Option<String> {
1401        if self.total_staged_count() != 1 {
1402            return None;
1403        }
1404
1405        let entry = self
1406            .entries
1407            .iter()
1408            .find(|entry| match entry.status_entry() {
1409                Some(entry) => entry.is_staged.unwrap_or(false),
1410                _ => false,
1411            })?;
1412
1413        let GitListEntry::GitStatusEntry(git_status_entry) = entry.clone() else {
1414            return None;
1415        };
1416
1417        let action_text = if git_status_entry.status.is_deleted() {
1418            Some("Delete")
1419        } else if git_status_entry.status.is_created() {
1420            Some("Create")
1421        } else if git_status_entry.status.is_modified() {
1422            Some("Update")
1423        } else {
1424            None
1425        }?;
1426
1427        let file_name = git_status_entry
1428            .repo_path
1429            .file_name()
1430            .unwrap_or_default()
1431            .to_string_lossy();
1432
1433        Some(format!("{} {}", action_text, file_name))
1434    }
1435
1436    fn generate_commit_message_action(
1437        &mut self,
1438        _: &git::GenerateCommitMessage,
1439        _window: &mut Window,
1440        cx: &mut Context<Self>,
1441    ) {
1442        self.generate_commit_message(cx);
1443    }
1444
1445    /// Generates a commit message using an LLM.
1446    pub fn generate_commit_message(&mut self, cx: &mut Context<Self>) {
1447        let model = match current_language_model(cx) {
1448            Some(value) => value,
1449            None => return,
1450        };
1451
1452        let Some(repo) = self.active_repository.as_ref() else {
1453            return;
1454        };
1455
1456        telemetry::event!("Git Commit Message Generated");
1457
1458        let diff = repo.update(cx, |repo, cx| {
1459            if self.has_staged_changes() {
1460                repo.diff(DiffType::HeadToIndex, cx)
1461            } else {
1462                repo.diff(DiffType::HeadToWorktree, cx)
1463            }
1464        });
1465
1466        self.generate_commit_message_task = Some(cx.spawn(|this, mut cx| {
1467            async move {
1468                let _defer = util::defer({
1469                    let mut cx = cx.clone();
1470                    let this = this.clone();
1471                    move || {
1472                        this.update(&mut cx, |this, _cx| {
1473                            this.generate_commit_message_task.take();
1474                        })
1475                        .ok();
1476                    }
1477                });
1478
1479                let mut diff_text = diff.await??;
1480
1481                const ONE_MB: usize = 1_000_000;
1482                if diff_text.len() > ONE_MB {
1483                    diff_text = diff_text.chars().take(ONE_MB).collect()
1484                }
1485
1486                let subject = this.update(&mut cx, |this, cx| {
1487                    this.commit_editor.read(cx).text(cx).lines().next().map(ToOwned::to_owned).unwrap_or_default()
1488                })?;
1489
1490                let text_empty = subject.trim().is_empty();
1491
1492                let content = if text_empty {
1493                    format!("{PROMPT}\nHere are the changes in this commit:\n{diff_text}")
1494                } else {
1495                    format!("{PROMPT}\nHere is the user's subject line:\n{subject}\nHere are the changes in this commit:\n{diff_text}\n")
1496                };
1497
1498                const PROMPT: &str = include_str!("commit_message_prompt.txt");
1499
1500                let request = LanguageModelRequest {
1501                    messages: vec![LanguageModelRequestMessage {
1502                        role: Role::User,
1503                        content: vec![content.into()],
1504                        cache: false,
1505                    }],
1506                    tools: Vec::new(),
1507                    stop: Vec::new(),
1508                    temperature: None,
1509                };
1510
1511                let stream = model.stream_completion_text(request, &cx);
1512                let mut messages = stream.await?;
1513
1514                if !text_empty {
1515                    this.update(&mut cx, |this, cx| {
1516                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
1517                            let insert_position = buffer.anchor_before(buffer.len());
1518                            buffer.edit([(insert_position..insert_position, "\n")], None, cx)
1519                        });
1520                    })?;
1521                }
1522
1523                while let Some(message) = messages.stream.next().await {
1524                    let text = message?;
1525
1526                    this.update(&mut cx, |this, cx| {
1527                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
1528                            let insert_position = buffer.anchor_before(buffer.len());
1529                            buffer.edit([(insert_position..insert_position, text)], None, cx);
1530                        });
1531                    })?;
1532                }
1533
1534                anyhow::Ok(())
1535            }
1536            .log_err()
1537        }));
1538    }
1539
1540    fn update_editor_placeholder(&mut self, cx: &mut Context<Self>) {
1541        let suggested_commit_message = self.suggest_commit_message();
1542        let placeholder_text = suggested_commit_message
1543            .as_deref()
1544            .unwrap_or("Enter commit message");
1545
1546        self.commit_editor.update(cx, |editor, cx| {
1547            editor.set_placeholder_text(Arc::from(placeholder_text), cx)
1548        });
1549
1550        cx.notify();
1551    }
1552
1553    pub(crate) fn fetch(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1554        if !self.can_push_and_pull(cx) {
1555            return;
1556        }
1557
1558        let Some(repo) = self.active_repository.clone() else {
1559            return;
1560        };
1561        telemetry::event!("Git Fetched");
1562        let guard = self.start_remote_operation();
1563        let askpass = self.askpass_delegate("git fetch", window, cx);
1564        cx.spawn(|this, mut cx| async move {
1565            let fetch = repo.update(&mut cx, |repo, cx| repo.fetch(askpass, cx))?;
1566
1567            let remote_message = fetch.await?;
1568            drop(guard);
1569            this.update(&mut cx, |this, cx| {
1570                match remote_message {
1571                    Ok(remote_message) => {
1572                        this.show_remote_output(RemoteAction::Fetch, remote_message, cx);
1573                    }
1574                    Err(e) => {
1575                        this.show_err_toast(e, cx);
1576                    }
1577                }
1578
1579                anyhow::Ok(())
1580            })
1581            .ok();
1582            anyhow::Ok(())
1583        })
1584        .detach_and_log_err(cx);
1585    }
1586
1587    pub(crate) fn pull(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1588        if !self.can_push_and_pull(cx) {
1589            return;
1590        }
1591        let Some(repo) = self.active_repository.clone() else {
1592            return;
1593        };
1594        let Some(branch) = repo.read(cx).current_branch() else {
1595            return;
1596        };
1597        telemetry::event!("Git Pulled");
1598        let branch = branch.clone();
1599        let remote = self.get_current_remote(window, cx);
1600        cx.spawn_in(window, move |this, mut cx| async move {
1601            let remote = match remote.await {
1602                Ok(Some(remote)) => remote,
1603                Ok(None) => {
1604                    return Ok(());
1605                }
1606                Err(e) => {
1607                    log::error!("Failed to get current remote: {}", e);
1608                    this.update(&mut cx, |this, cx| this.show_err_toast(e, cx))
1609                        .ok();
1610                    return Ok(());
1611                }
1612            };
1613
1614            let askpass = this.update_in(&mut cx, |this, window, cx| {
1615                this.askpass_delegate(format!("git pull {}", remote.name), window, cx)
1616            })?;
1617
1618            let guard = this
1619                .update(&mut cx, |this, _| this.start_remote_operation())
1620                .ok();
1621
1622            let pull = repo.update(&mut cx, |repo, cx| {
1623                repo.pull(branch.name.clone(), remote.name.clone(), askpass, cx)
1624            })?;
1625
1626            let remote_message = pull.await?;
1627            drop(guard);
1628
1629            this.update(&mut cx, |this, cx| match remote_message {
1630                Ok(remote_message) => {
1631                    this.show_remote_output(RemoteAction::Pull, remote_message, cx)
1632                }
1633                Err(err) => this.show_err_toast(err, cx),
1634            })
1635            .ok();
1636
1637            anyhow::Ok(())
1638        })
1639        .detach_and_log_err(cx);
1640    }
1641
1642    pub(crate) fn push(&mut self, force_push: bool, window: &mut Window, cx: &mut Context<Self>) {
1643        if !self.can_push_and_pull(cx) {
1644            return;
1645        }
1646        let Some(repo) = self.active_repository.clone() else {
1647            return;
1648        };
1649        let Some(branch) = repo.read(cx).current_branch() else {
1650            return;
1651        };
1652        telemetry::event!("Git Pushed");
1653        let branch = branch.clone();
1654        let options = if force_push {
1655            PushOptions::Force
1656        } else {
1657            PushOptions::SetUpstream
1658        };
1659        let remote = self.get_current_remote(window, cx);
1660
1661        cx.spawn_in(window, move |this, mut cx| async move {
1662            let remote = match remote.await {
1663                Ok(Some(remote)) => remote,
1664                Ok(None) => {
1665                    return Ok(());
1666                }
1667                Err(e) => {
1668                    log::error!("Failed to get current remote: {}", e);
1669                    this.update(&mut cx, |this, cx| this.show_err_toast(e, cx))
1670                        .ok();
1671                    return Ok(());
1672                }
1673            };
1674
1675            let askpass_delegate = this.update_in(&mut cx, |this, window, cx| {
1676                this.askpass_delegate(format!("git push {}", remote.name), window, cx)
1677            })?;
1678
1679            let guard = this
1680                .update(&mut cx, |this, _| this.start_remote_operation())
1681                .ok();
1682
1683            let push = repo.update(&mut cx, |repo, cx| {
1684                repo.push(
1685                    branch.name.clone(),
1686                    remote.name.clone(),
1687                    Some(options),
1688                    askpass_delegate,
1689                    cx,
1690                )
1691            })?;
1692
1693            let remote_output = push.await?;
1694            drop(guard);
1695
1696            this.update(&mut cx, |this, cx| match remote_output {
1697                Ok(remote_message) => {
1698                    this.show_remote_output(RemoteAction::Push(remote), remote_message, cx);
1699                }
1700                Err(e) => {
1701                    this.show_err_toast(e, cx);
1702                }
1703            })?;
1704
1705            anyhow::Ok(())
1706        })
1707        .detach_and_log_err(cx);
1708    }
1709
1710    fn askpass_delegate(
1711        &self,
1712        operation: impl Into<SharedString>,
1713        window: &mut Window,
1714        cx: &mut Context<Self>,
1715    ) -> AskPassDelegate {
1716        let this = cx.weak_entity();
1717        let operation = operation.into();
1718        let window = window.window_handle();
1719        AskPassDelegate::new(&mut cx.to_async(), move |prompt, tx, cx| {
1720            window
1721                .update(cx, |_, window, cx| {
1722                    this.update(cx, |this, cx| {
1723                        this.workspace.update(cx, |workspace, cx| {
1724                            workspace.toggle_modal(window, cx, |window, cx| {
1725                                AskPassModal::new(operation.clone(), prompt.into(), tx, window, cx)
1726                            });
1727                        })
1728                    })
1729                })
1730                .ok();
1731        })
1732    }
1733
1734    fn can_push_and_pull(&self, cx: &App) -> bool {
1735        !self.project.read(cx).is_via_collab()
1736    }
1737
1738    fn get_current_remote(
1739        &mut self,
1740        window: &mut Window,
1741        cx: &mut Context<Self>,
1742    ) -> impl Future<Output = anyhow::Result<Option<Remote>>> {
1743        let repo = self.active_repository.clone();
1744        let workspace = self.workspace.clone();
1745        let mut cx = window.to_async(cx);
1746
1747        async move {
1748            let Some(repo) = repo else {
1749                return Err(anyhow::anyhow!("No active repository"));
1750            };
1751
1752            let mut current_remotes: Vec<Remote> = repo
1753                .update(&mut cx, |repo, _| {
1754                    let Some(current_branch) = repo.current_branch() else {
1755                        return Err(anyhow::anyhow!("No active branch"));
1756                    };
1757
1758                    Ok(repo.get_remotes(Some(current_branch.name.to_string())))
1759                })??
1760                .await??;
1761
1762            if current_remotes.len() == 0 {
1763                return Err(anyhow::anyhow!("No active remote"));
1764            } else if current_remotes.len() == 1 {
1765                return Ok(Some(current_remotes.pop().unwrap()));
1766            } else {
1767                let current_remotes: Vec<_> = current_remotes
1768                    .into_iter()
1769                    .map(|remotes| remotes.name)
1770                    .collect();
1771                let selection = cx
1772                    .update(|window, cx| {
1773                        picker_prompt::prompt(
1774                            "Pick which remote to push to",
1775                            current_remotes.clone(),
1776                            workspace,
1777                            window,
1778                            cx,
1779                        )
1780                    })?
1781                    .await?;
1782
1783                Ok(selection.map(|selection| Remote {
1784                    name: current_remotes[selection].clone(),
1785                }))
1786            }
1787        }
1788    }
1789
1790    fn potential_co_authors(&self, cx: &App) -> Vec<(String, String)> {
1791        let mut new_co_authors = Vec::new();
1792        let project = self.project.read(cx);
1793
1794        let Some(room) = self
1795            .workspace
1796            .upgrade()
1797            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned())
1798        else {
1799            return Vec::default();
1800        };
1801
1802        let room = room.read(cx);
1803
1804        for (peer_id, collaborator) in project.collaborators() {
1805            if collaborator.is_host {
1806                continue;
1807            }
1808
1809            let Some(participant) = room.remote_participant_for_peer_id(*peer_id) else {
1810                continue;
1811            };
1812            if participant.can_write() && participant.user.email.is_some() {
1813                let email = participant.user.email.clone().unwrap();
1814
1815                new_co_authors.push((
1816                    participant
1817                        .user
1818                        .name
1819                        .clone()
1820                        .unwrap_or_else(|| participant.user.github_login.clone()),
1821                    email,
1822                ))
1823            }
1824        }
1825        if !project.is_local() && !project.is_read_only(cx) {
1826            if let Some(user) = room.local_participant_user(cx) {
1827                if let Some(email) = user.email.clone() {
1828                    new_co_authors.push((
1829                        user.name
1830                            .clone()
1831                            .unwrap_or_else(|| user.github_login.clone()),
1832                        email.clone(),
1833                    ))
1834                }
1835            }
1836        }
1837        new_co_authors
1838    }
1839
1840    fn toggle_fill_co_authors(
1841        &mut self,
1842        _: &ToggleFillCoAuthors,
1843        _: &mut Window,
1844        cx: &mut Context<Self>,
1845    ) {
1846        self.add_coauthors = !self.add_coauthors;
1847        cx.notify();
1848    }
1849
1850    fn fill_co_authors(&mut self, message: &mut String, cx: &mut Context<Self>) {
1851        const CO_AUTHOR_PREFIX: &str = "Co-authored-by: ";
1852
1853        let existing_text = message.to_ascii_lowercase();
1854        let lowercase_co_author_prefix = CO_AUTHOR_PREFIX.to_lowercase();
1855        let mut ends_with_co_authors = false;
1856        let existing_co_authors = existing_text
1857            .lines()
1858            .filter_map(|line| {
1859                let line = line.trim();
1860                if line.starts_with(&lowercase_co_author_prefix) {
1861                    ends_with_co_authors = true;
1862                    Some(line)
1863                } else {
1864                    ends_with_co_authors = false;
1865                    None
1866                }
1867            })
1868            .collect::<HashSet<_>>();
1869
1870        let new_co_authors = self
1871            .potential_co_authors(cx)
1872            .into_iter()
1873            .filter(|(_, email)| {
1874                !existing_co_authors
1875                    .iter()
1876                    .any(|existing| existing.contains(email.as_str()))
1877            })
1878            .collect::<Vec<_>>();
1879
1880        if new_co_authors.is_empty() {
1881            return;
1882        }
1883
1884        if !ends_with_co_authors {
1885            message.push('\n');
1886        }
1887        for (name, email) in new_co_authors {
1888            message.push('\n');
1889            message.push_str(CO_AUTHOR_PREFIX);
1890            message.push_str(&name);
1891            message.push_str(" <");
1892            message.push_str(&email);
1893            message.push('>');
1894        }
1895        message.push('\n');
1896    }
1897
1898    fn schedule_update(
1899        &mut self,
1900        clear_pending: bool,
1901        window: &mut Window,
1902        cx: &mut Context<Self>,
1903    ) {
1904        let handle = cx.entity().downgrade();
1905        self.reopen_commit_buffer(window, cx);
1906        self.update_visible_entries_task = cx.spawn_in(window, |_, mut cx| async move {
1907            cx.background_executor().timer(UPDATE_DEBOUNCE).await;
1908            if let Some(git_panel) = handle.upgrade() {
1909                git_panel
1910                    .update_in(&mut cx, |git_panel, _, cx| {
1911                        if clear_pending {
1912                            git_panel.clear_pending();
1913                        }
1914                        git_panel.update_visible_entries(cx);
1915                        git_panel.update_editor_placeholder(cx);
1916                    })
1917                    .ok();
1918            }
1919        });
1920    }
1921
1922    fn reopen_commit_buffer(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1923        let Some(active_repo) = self.active_repository.as_ref() else {
1924            return;
1925        };
1926        let load_buffer = active_repo.update(cx, |active_repo, cx| {
1927            let project = self.project.read(cx);
1928            active_repo.open_commit_buffer(
1929                Some(project.languages().clone()),
1930                project.buffer_store().clone(),
1931                cx,
1932            )
1933        });
1934
1935        cx.spawn_in(window, |git_panel, mut cx| async move {
1936            let buffer = load_buffer.await?;
1937            git_panel.update_in(&mut cx, |git_panel, window, cx| {
1938                if git_panel
1939                    .commit_editor
1940                    .read(cx)
1941                    .buffer()
1942                    .read(cx)
1943                    .as_singleton()
1944                    .as_ref()
1945                    != Some(&buffer)
1946                {
1947                    git_panel.commit_editor = cx.new(|cx| {
1948                        commit_message_editor(
1949                            buffer,
1950                            git_panel.suggest_commit_message().as_deref(),
1951                            git_panel.project.clone(),
1952                            true,
1953                            window,
1954                            cx,
1955                        )
1956                    });
1957                }
1958            })
1959        })
1960        .detach_and_log_err(cx);
1961    }
1962
1963    fn clear_pending(&mut self) {
1964        self.pending.retain(|v| !v.finished)
1965    }
1966
1967    fn update_visible_entries(&mut self, cx: &mut Context<Self>) {
1968        self.entries.clear();
1969        let mut changed_entries = Vec::new();
1970        let mut new_entries = Vec::new();
1971        let mut conflict_entries = Vec::new();
1972
1973        let Some(repo) = self.active_repository.as_ref() else {
1974            // Just clear entries if no repository is active.
1975            cx.notify();
1976            return;
1977        };
1978
1979        let repo = repo.read(cx);
1980
1981        for entry in repo.status() {
1982            let is_conflict = repo.has_conflict(&entry.repo_path);
1983            let is_new = entry.status.is_created();
1984            let is_staged = entry.status.is_staged();
1985
1986            if self.pending.iter().any(|pending| {
1987                pending.target_status == TargetStatus::Reverted
1988                    && !pending.finished
1989                    && pending.repo_paths.contains(&entry.repo_path)
1990            }) {
1991                continue;
1992            }
1993
1994            // dot_git_abs path always has at least one component, namely .git.
1995            let abs_path = repo
1996                .dot_git_abs_path
1997                .parent()
1998                .unwrap()
1999                .join(&entry.repo_path);
2000            let worktree_path = repo.repository_entry.unrelativize(&entry.repo_path);
2001            let entry = GitStatusEntry {
2002                repo_path: entry.repo_path.clone(),
2003                worktree_path,
2004                abs_path,
2005                status: entry.status,
2006                is_staged,
2007            };
2008
2009            if is_conflict {
2010                conflict_entries.push(entry);
2011            } else if is_new {
2012                new_entries.push(entry);
2013            } else {
2014                changed_entries.push(entry);
2015            }
2016        }
2017
2018        if conflict_entries.len() > 0 {
2019            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2020                header: Section::Conflict,
2021            }));
2022            self.entries.extend(
2023                conflict_entries
2024                    .into_iter()
2025                    .map(GitListEntry::GitStatusEntry),
2026            );
2027        }
2028
2029        if changed_entries.len() > 0 {
2030            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2031                header: Section::Tracked,
2032            }));
2033            self.entries.extend(
2034                changed_entries
2035                    .into_iter()
2036                    .map(GitListEntry::GitStatusEntry),
2037            );
2038        }
2039        if new_entries.len() > 0 {
2040            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2041                header: Section::New,
2042            }));
2043            self.entries
2044                .extend(new_entries.into_iter().map(GitListEntry::GitStatusEntry));
2045        }
2046
2047        self.update_counts(repo);
2048
2049        self.select_first_entry_if_none(cx);
2050
2051        cx.notify();
2052    }
2053
2054    fn header_state(&self, header_type: Section) -> ToggleState {
2055        let (staged_count, count) = match header_type {
2056            Section::New => (self.new_staged_count, self.new_count),
2057            Section::Tracked => (self.tracked_staged_count, self.tracked_count),
2058            Section::Conflict => (self.conflicted_staged_count, self.conflicted_count),
2059        };
2060        if staged_count == 0 {
2061            ToggleState::Unselected
2062        } else if count == staged_count {
2063            ToggleState::Selected
2064        } else {
2065            ToggleState::Indeterminate
2066        }
2067    }
2068
2069    fn update_counts(&mut self, repo: &Repository) {
2070        self.conflicted_count = 0;
2071        self.conflicted_staged_count = 0;
2072        self.new_count = 0;
2073        self.tracked_count = 0;
2074        self.new_staged_count = 0;
2075        self.tracked_staged_count = 0;
2076        for entry in &self.entries {
2077            let Some(status_entry) = entry.status_entry() else {
2078                continue;
2079            };
2080            if repo.has_conflict(&status_entry.repo_path) {
2081                self.conflicted_count += 1;
2082                if self.entry_is_staged(status_entry) != Some(false) {
2083                    self.conflicted_staged_count += 1;
2084                }
2085            } else if status_entry.status.is_created() {
2086                self.new_count += 1;
2087                if self.entry_is_staged(status_entry) != Some(false) {
2088                    self.new_staged_count += 1;
2089                }
2090            } else {
2091                self.tracked_count += 1;
2092                if self.entry_is_staged(status_entry) != Some(false) {
2093                    self.tracked_staged_count += 1;
2094                }
2095            }
2096        }
2097    }
2098
2099    fn entry_is_staged(&self, entry: &GitStatusEntry) -> Option<bool> {
2100        for pending in self.pending.iter().rev() {
2101            if pending.repo_paths.contains(&entry.repo_path) {
2102                match pending.target_status {
2103                    TargetStatus::Staged => return Some(true),
2104                    TargetStatus::Unstaged => return Some(false),
2105                    TargetStatus::Reverted => continue,
2106                    TargetStatus::Unchanged => continue,
2107                }
2108            }
2109        }
2110        entry.is_staged
2111    }
2112
2113    pub(crate) fn has_staged_changes(&self) -> bool {
2114        self.tracked_staged_count > 0
2115            || self.new_staged_count > 0
2116            || self.conflicted_staged_count > 0
2117    }
2118
2119    pub(crate) fn has_unstaged_changes(&self) -> bool {
2120        self.tracked_count > self.tracked_staged_count
2121            || self.new_count > self.new_staged_count
2122            || self.conflicted_count > self.conflicted_staged_count
2123    }
2124
2125    fn has_conflicts(&self) -> bool {
2126        self.conflicted_count > 0
2127    }
2128
2129    fn has_tracked_changes(&self) -> bool {
2130        self.tracked_count > 0
2131    }
2132
2133    pub fn has_unstaged_conflicts(&self) -> bool {
2134        self.conflicted_count > 0 && self.conflicted_count != self.conflicted_staged_count
2135    }
2136
2137    fn show_err_toast(&self, e: anyhow::Error, cx: &mut App) {
2138        let Some(workspace) = self.workspace.upgrade() else {
2139            return;
2140        };
2141        let notif_id = NotificationId::Named("git-operation-error".into());
2142
2143        let message = e.to_string().trim().to_string();
2144        let toast;
2145        if message
2146            .matches(git::repository::REMOTE_CANCELLED_BY_USER)
2147            .next()
2148            .is_some()
2149        {
2150            return; // Hide the cancelled by user message
2151        } else {
2152            toast = Toast::new(notif_id, message).on_click("Open Zed Log", |window, cx| {
2153                window.dispatch_action(workspace::OpenLog.boxed_clone(), cx);
2154            });
2155        }
2156        workspace.update(cx, |workspace, cx| {
2157            workspace.show_toast(toast, cx);
2158        });
2159    }
2160
2161    fn show_remote_output(&self, action: RemoteAction, info: RemoteCommandOutput, cx: &mut App) {
2162        let Some(workspace) = self.workspace.upgrade() else {
2163            return;
2164        };
2165
2166        let notification_id = NotificationId::Named("git-remote-info".into());
2167
2168        workspace.update(cx, |workspace, cx| {
2169            workspace.show_notification(notification_id.clone(), cx, |cx| {
2170                let workspace = cx.weak_entity();
2171                cx.new(|cx| RemoteOutputToast::new(action, info, notification_id, workspace, cx))
2172            });
2173        });
2174    }
2175
2176    pub fn render_spinner(&self) -> Option<impl IntoElement> {
2177        (!self.pending_remote_operations.borrow().is_empty()).then(|| {
2178            Icon::new(IconName::ArrowCircle)
2179                .size(IconSize::XSmall)
2180                .color(Color::Info)
2181                .with_animation(
2182                    "arrow-circle",
2183                    Animation::new(Duration::from_secs(2)).repeat(),
2184                    |icon, delta| icon.transform(Transformation::rotate(percentage(delta))),
2185                )
2186                .into_any_element()
2187        })
2188    }
2189
2190    pub fn can_commit(&self) -> bool {
2191        (self.has_staged_changes() || self.has_tracked_changes()) && !self.has_unstaged_conflicts()
2192    }
2193
2194    pub fn can_stage_all(&self) -> bool {
2195        self.has_unstaged_changes()
2196    }
2197
2198    pub fn can_unstage_all(&self) -> bool {
2199        self.has_staged_changes()
2200    }
2201
2202    pub(crate) fn render_generate_commit_message_button(
2203        &self,
2204        cx: &Context<Self>,
2205    ) -> Option<AnyElement> {
2206        current_language_model(cx).is_some().then(|| {
2207            if self.generate_commit_message_task.is_some() {
2208                return h_flex()
2209                    .gap_1()
2210                    .child(
2211                        Icon::new(IconName::ArrowCircle)
2212                            .size(IconSize::XSmall)
2213                            .color(Color::Info)
2214                            .with_animation(
2215                                "arrow-circle",
2216                                Animation::new(Duration::from_secs(2)).repeat(),
2217                                |icon, delta| {
2218                                    icon.transform(Transformation::rotate(percentage(delta)))
2219                                },
2220                            ),
2221                    )
2222                    .child(
2223                        Label::new("Generating Commit...")
2224                            .size(LabelSize::Small)
2225                            .color(Color::Muted),
2226                    )
2227                    .into_any_element();
2228            }
2229
2230            IconButton::new("generate-commit-message", IconName::AiEdit)
2231                .shape(ui::IconButtonShape::Square)
2232                .icon_color(Color::Muted)
2233                .tooltip(Tooltip::for_action_title_in(
2234                    "Generate Commit Message",
2235                    &git::GenerateCommitMessage,
2236                    &self.commit_editor.focus_handle(cx),
2237                ))
2238                .on_click(cx.listener(move |this, _event, _window, cx| {
2239                    this.generate_commit_message(cx);
2240                }))
2241                .into_any_element()
2242        })
2243    }
2244
2245    pub(crate) fn render_co_authors(&self, cx: &Context<Self>) -> Option<AnyElement> {
2246        let potential_co_authors = self.potential_co_authors(cx);
2247        if potential_co_authors.is_empty() {
2248            None
2249        } else {
2250            Some(
2251                IconButton::new("co-authors", IconName::Person)
2252                    .shape(ui::IconButtonShape::Square)
2253                    .icon_color(Color::Disabled)
2254                    .selected_icon_color(Color::Selected)
2255                    .toggle_state(self.add_coauthors)
2256                    .tooltip(move |_, cx| {
2257                        let title = format!(
2258                            "Add co-authored-by:{}{}",
2259                            if potential_co_authors.len() == 1 {
2260                                ""
2261                            } else {
2262                                "\n"
2263                            },
2264                            potential_co_authors
2265                                .iter()
2266                                .map(|(name, email)| format!(" {} <{}>", name, email))
2267                                .join("\n")
2268                        );
2269                        Tooltip::simple(title, cx)
2270                    })
2271                    .on_click(cx.listener(|this, _, _, cx| {
2272                        this.add_coauthors = !this.add_coauthors;
2273                        cx.notify();
2274                    }))
2275                    .into_any_element(),
2276            )
2277        }
2278    }
2279
2280    pub fn configure_commit_button(&self, cx: &mut Context<Self>) -> (bool, &'static str) {
2281        if self.has_unstaged_conflicts() {
2282            (false, "You must resolve conflicts before committing")
2283        } else if !self.has_staged_changes() && !self.has_tracked_changes() {
2284            (
2285                false,
2286                "You must have either staged changes or tracked files to commit",
2287            )
2288        } else if self.pending_commit.is_some() {
2289            (false, "Commit in progress")
2290        } else if self.custom_or_suggested_commit_message(cx).is_none() {
2291            (false, "No commit message")
2292        } else if !self.has_write_access(cx) {
2293            (false, "You do not have write access to this project")
2294        } else {
2295            (true, self.commit_button_title())
2296        }
2297    }
2298
2299    pub fn commit_button_title(&self) -> &'static str {
2300        if self.has_staged_changes() {
2301            "Commit"
2302        } else {
2303            "Commit Tracked"
2304        }
2305    }
2306
2307    fn expand_commit_editor(
2308        &mut self,
2309        _: &git::ExpandCommitEditor,
2310        window: &mut Window,
2311        cx: &mut Context<Self>,
2312    ) {
2313        let workspace = self.workspace.clone();
2314        window.defer(cx, move |window, cx| {
2315            workspace
2316                .update(cx, |workspace, cx| {
2317                    CommitModal::toggle(workspace, window, cx)
2318                })
2319                .ok();
2320        })
2321    }
2322
2323    pub fn render_footer(
2324        &self,
2325        window: &mut Window,
2326        cx: &mut Context<Self>,
2327    ) -> Option<impl IntoElement> {
2328        let active_repository = self.active_repository.clone()?;
2329        let (can_commit, tooltip) = self.configure_commit_button(cx);
2330        let project = self.project.clone().read(cx);
2331        let panel_editor_style = panel_editor_style(true, window, cx);
2332
2333        let enable_coauthors = self.render_co_authors(cx);
2334        let title = self.commit_button_title();
2335
2336        let editor_focus_handle = self.commit_editor.focus_handle(cx);
2337        let commit_tooltip_focus_handle = editor_focus_handle.clone();
2338        let expand_tooltip_focus_handle = editor_focus_handle.clone();
2339
2340        let branch = active_repository.read(cx).current_branch().cloned();
2341
2342        let footer_size = px(32.);
2343        let gap = px(8.0);
2344        let max_height = window.line_height() * 5. + gap + footer_size;
2345
2346        let git_panel = cx.entity().clone();
2347        let display_name = SharedString::from(Arc::from(
2348            active_repository
2349                .read(cx)
2350                .display_name(project, cx)
2351                .trim_end_matches("/"),
2352        ));
2353
2354        let footer = v_flex()
2355            .child(PanelRepoFooter::new(
2356                "footer-button",
2357                display_name,
2358                branch,
2359                Some(git_panel),
2360            ))
2361            .child(
2362                panel_editor_container(window, cx)
2363                    .id("commit-editor-container")
2364                    .relative()
2365                    .h(max_height)
2366                    .w_full()
2367                    .border_t_1()
2368                    .border_color(cx.theme().colors().border_variant)
2369                    .bg(cx.theme().colors().editor_background)
2370                    .cursor_text()
2371                    .on_click(cx.listener(move |this, _: &ClickEvent, window, cx| {
2372                        window.focus(&this.commit_editor.focus_handle(cx));
2373                    }))
2374                    .child(
2375                        h_flex()
2376                            .id("commit-footer")
2377                            .absolute()
2378                            .bottom_0()
2379                            .left_0()
2380                            .w_full()
2381                            .px_2()
2382                            .h(footer_size)
2383                            .flex_none()
2384                            .justify_between()
2385                            .child(
2386                                self.render_generate_commit_message_button(cx)
2387                                    .unwrap_or_else(|| div().into_any_element()),
2388                            )
2389                            .child(
2390                                h_flex().gap_0p5().children(enable_coauthors).child(
2391                                    panel_filled_button(title)
2392                                        .tooltip(move |window, cx| {
2393                                            if can_commit {
2394                                                Tooltip::for_action_in(
2395                                                    tooltip,
2396                                                    &Commit,
2397                                                    &commit_tooltip_focus_handle,
2398                                                    window,
2399                                                    cx,
2400                                                )
2401                                            } else {
2402                                                Tooltip::simple(tooltip, cx)
2403                                            }
2404                                        })
2405                                        .disabled(!can_commit || self.modal_open)
2406                                        .on_click({
2407                                            cx.listener(move |this, _: &ClickEvent, window, cx| {
2408                                                this.commit_changes(window, cx)
2409                                            })
2410                                        }),
2411                                ),
2412                            ),
2413                    )
2414                    .child(
2415                        div()
2416                            .pr_2p5()
2417                            .child(EditorElement::new(&self.commit_editor, panel_editor_style)),
2418                    )
2419                    .child(
2420                        h_flex()
2421                            .absolute()
2422                            .top_2()
2423                            .right_2()
2424                            .opacity(0.5)
2425                            .hover(|this| this.opacity(1.0))
2426                            .child(
2427                                panel_icon_button("expand-commit-editor", IconName::Maximize)
2428                                    .icon_size(IconSize::Small)
2429                                    .size(ui::ButtonSize::Default)
2430                                    .tooltip(move |window, cx| {
2431                                        Tooltip::for_action_in(
2432                                            "Open Commit Modal",
2433                                            &git::ExpandCommitEditor,
2434                                            &expand_tooltip_focus_handle,
2435                                            window,
2436                                            cx,
2437                                        )
2438                                    })
2439                                    .on_click(cx.listener({
2440                                        move |_, _, window, cx| {
2441                                            window.dispatch_action(
2442                                                git::ExpandCommitEditor.boxed_clone(),
2443                                                cx,
2444                                            )
2445                                        }
2446                                    })),
2447                            ),
2448                    ),
2449            );
2450
2451        Some(footer)
2452    }
2453
2454    fn render_previous_commit(&self, cx: &mut Context<Self>) -> Option<impl IntoElement> {
2455        let active_repository = self.active_repository.as_ref()?;
2456        let branch = active_repository.read(cx).current_branch()?;
2457        let commit = branch.most_recent_commit.as_ref()?.clone();
2458
2459        let this = cx.entity();
2460        Some(
2461            h_flex()
2462                .items_center()
2463                .py_2()
2464                .px(px(8.))
2465                // .bg(cx.theme().colors().background)
2466                // .border_t_1()
2467                .border_color(cx.theme().colors().border)
2468                .gap_1p5()
2469                .child(
2470                    div()
2471                        .flex_grow()
2472                        .overflow_hidden()
2473                        .max_w(relative(0.6))
2474                        .h_full()
2475                        .child(
2476                            Label::new(commit.subject.clone())
2477                                .size(LabelSize::Small)
2478                                .truncate(),
2479                        )
2480                        .id("commit-msg-hover")
2481                        .hoverable_tooltip(move |window, cx| {
2482                            GitPanelMessageTooltip::new(
2483                                this.clone(),
2484                                commit.sha.clone(),
2485                                window,
2486                                cx,
2487                            )
2488                            .into()
2489                        }),
2490                )
2491                .child(div().flex_1())
2492                .child(
2493                    panel_icon_button("undo", IconName::Undo)
2494                        .icon_size(IconSize::Small)
2495                        .icon_color(Color::Muted)
2496                        .tooltip(Tooltip::for_action_title(
2497                            if self.has_staged_changes() {
2498                                "git reset HEAD^ --soft"
2499                            } else {
2500                                "git reset HEAD^"
2501                            },
2502                            &git::Uncommit,
2503                        ))
2504                        .on_click(cx.listener(|this, _, window, cx| this.uncommit(window, cx))),
2505                ),
2506        )
2507    }
2508
2509    fn render_empty_state(&self, cx: &mut Context<Self>) -> impl IntoElement {
2510        h_flex()
2511            .h_full()
2512            .flex_grow()
2513            .justify_center()
2514            .items_center()
2515            .child(
2516                v_flex()
2517                    .gap_3()
2518                    .child(if self.active_repository.is_some() {
2519                        "No changes to commit"
2520                    } else {
2521                        "No Git repositories"
2522                    })
2523                    .text_ui_sm(cx)
2524                    .mx_auto()
2525                    .text_color(Color::Placeholder.color(cx)),
2526            )
2527    }
2528
2529    fn render_scrollbar(&self, cx: &mut Context<Self>) -> Option<Stateful<Div>> {
2530        let scroll_bar_style = self.show_scrollbar(cx);
2531        let show_container = matches!(scroll_bar_style, ShowScrollbar::Always);
2532
2533        if !self.should_show_scrollbar(cx)
2534            || !(self.show_scrollbar || self.scrollbar_state.is_dragging())
2535        {
2536            return None;
2537        }
2538
2539        Some(
2540            div()
2541                .id("git-panel-vertical-scroll")
2542                .occlude()
2543                .flex_none()
2544                .h_full()
2545                .cursor_default()
2546                .when(show_container, |this| this.pl_1().px_1p5())
2547                .when(!show_container, |this| {
2548                    this.absolute().right_1().top_1().bottom_1().w(px(12.))
2549                })
2550                .on_mouse_move(cx.listener(|_, _, _, cx| {
2551                    cx.notify();
2552                    cx.stop_propagation()
2553                }))
2554                .on_hover(|_, _, cx| {
2555                    cx.stop_propagation();
2556                })
2557                .on_any_mouse_down(|_, _, cx| {
2558                    cx.stop_propagation();
2559                })
2560                .on_mouse_up(
2561                    MouseButton::Left,
2562                    cx.listener(|this, _, window, cx| {
2563                        if !this.scrollbar_state.is_dragging()
2564                            && !this.focus_handle.contains_focused(window, cx)
2565                        {
2566                            this.hide_scrollbar(window, cx);
2567                            cx.notify();
2568                        }
2569
2570                        cx.stop_propagation();
2571                    }),
2572                )
2573                .on_scroll_wheel(cx.listener(|_, _, _, cx| {
2574                    cx.notify();
2575                }))
2576                .children(Scrollbar::vertical(
2577                    // percentage as f32..end_offset as f32,
2578                    self.scrollbar_state.clone(),
2579                )),
2580        )
2581    }
2582
2583    fn render_buffer_header_controls(
2584        &self,
2585        entity: &Entity<Self>,
2586        file: &Arc<dyn File>,
2587        _: &Window,
2588        cx: &App,
2589    ) -> Option<AnyElement> {
2590        let repo = self.active_repository.as_ref()?.read(cx);
2591        let repo_path = repo.worktree_id_path_to_repo_path(file.worktree_id(cx), file.path())?;
2592        let ix = self.entry_by_path(&repo_path)?;
2593        let entry = self.entries.get(ix)?;
2594
2595        let is_staged = self.entry_is_staged(entry.status_entry()?);
2596
2597        let checkbox = Checkbox::new("stage-file", is_staged.into())
2598            .disabled(!self.has_write_access(cx))
2599            .fill()
2600            .elevation(ElevationIndex::Surface)
2601            .on_click({
2602                let entry = entry.clone();
2603                let git_panel = entity.downgrade();
2604                move |_, window, cx| {
2605                    git_panel
2606                        .update(cx, |this, cx| {
2607                            this.toggle_staged_for_entry(&entry, window, cx);
2608                            cx.stop_propagation();
2609                        })
2610                        .ok();
2611                }
2612            });
2613        Some(
2614            h_flex()
2615                .id("start-slot")
2616                .text_lg()
2617                .child(checkbox)
2618                .on_mouse_down(MouseButton::Left, |_, _, cx| {
2619                    // prevent the list item active state triggering when toggling checkbox
2620                    cx.stop_propagation();
2621                })
2622                .into_any_element(),
2623        )
2624    }
2625
2626    fn render_entries(
2627        &self,
2628        has_write_access: bool,
2629        _: &Window,
2630        cx: &mut Context<Self>,
2631    ) -> impl IntoElement {
2632        let entry_count = self.entries.len();
2633
2634        h_flex()
2635            .size_full()
2636            .flex_grow()
2637            .overflow_hidden()
2638            .child(
2639                uniform_list(cx.entity().clone(), "entries", entry_count, {
2640                    move |this, range, window, cx| {
2641                        let mut items = Vec::with_capacity(range.end - range.start);
2642
2643                        for ix in range {
2644                            match &this.entries.get(ix) {
2645                                Some(GitListEntry::GitStatusEntry(entry)) => {
2646                                    items.push(this.render_entry(
2647                                        ix,
2648                                        entry,
2649                                        has_write_access,
2650                                        window,
2651                                        cx,
2652                                    ));
2653                                }
2654                                Some(GitListEntry::Header(header)) => {
2655                                    items.push(this.render_list_header(
2656                                        ix,
2657                                        header,
2658                                        has_write_access,
2659                                        window,
2660                                        cx,
2661                                    ));
2662                                }
2663                                None => {}
2664                            }
2665                        }
2666
2667                        items
2668                    }
2669                })
2670                .size_full()
2671                .with_sizing_behavior(ListSizingBehavior::Auto)
2672                .with_horizontal_sizing_behavior(ListHorizontalSizingBehavior::Unconstrained)
2673                .track_scroll(self.scroll_handle.clone()),
2674            )
2675            .on_mouse_down(
2676                MouseButton::Right,
2677                cx.listener(move |this, event: &MouseDownEvent, window, cx| {
2678                    this.deploy_panel_context_menu(event.position, window, cx)
2679                }),
2680            )
2681            .children(self.render_scrollbar(cx))
2682    }
2683
2684    fn entry_label(&self, label: impl Into<SharedString>, color: Color) -> Label {
2685        Label::new(label.into()).color(color).single_line()
2686    }
2687
2688    fn list_item_height(&self) -> Rems {
2689        rems(1.75)
2690    }
2691
2692    fn render_list_header(
2693        &self,
2694        ix: usize,
2695        header: &GitHeaderEntry,
2696        _: bool,
2697        _: &Window,
2698        _: &Context<Self>,
2699    ) -> AnyElement {
2700        let id: ElementId = ElementId::Name(format!("header_{}", ix).into());
2701
2702        h_flex()
2703            .id(id)
2704            .h(self.list_item_height())
2705            .w_full()
2706            .items_end()
2707            .px(rems(0.75)) // ~12px
2708            .pb(rems(0.3125)) // ~ 5px
2709            .child(
2710                Label::new(header.title())
2711                    .color(Color::Muted)
2712                    .size(LabelSize::Small)
2713                    .line_height_style(LineHeightStyle::UiLabel)
2714                    .single_line(),
2715            )
2716            .into_any_element()
2717    }
2718
2719    fn load_commit_details(
2720        &self,
2721        sha: &str,
2722        cx: &mut Context<Self>,
2723    ) -> Task<anyhow::Result<CommitDetails>> {
2724        let Some(repo) = self.active_repository.clone() else {
2725            return Task::ready(Err(anyhow::anyhow!("no active repo")));
2726        };
2727        repo.update(cx, |repo, cx| {
2728            let show = repo.show(sha);
2729            cx.spawn(|_, _| async move { show.await? })
2730        })
2731    }
2732
2733    fn deploy_entry_context_menu(
2734        &mut self,
2735        position: Point<Pixels>,
2736        ix: usize,
2737        window: &mut Window,
2738        cx: &mut Context<Self>,
2739    ) {
2740        let Some(entry) = self.entries.get(ix).and_then(|e| e.status_entry()) else {
2741            return;
2742        };
2743        let stage_title = if entry.status.is_staged() == Some(true) {
2744            "Unstage File"
2745        } else {
2746            "Stage File"
2747        };
2748        let restore_title = if entry.status.is_created() {
2749            "Trash File"
2750        } else {
2751            "Restore File"
2752        };
2753        let context_menu = ContextMenu::build(window, cx, |context_menu, _, _| {
2754            context_menu
2755                .action(stage_title, ToggleStaged.boxed_clone())
2756                .action(restore_title, git::RestoreFile.boxed_clone())
2757                .separator()
2758                .action("Open Diff", Confirm.boxed_clone())
2759                .action("Open File", SecondaryConfirm.boxed_clone())
2760        });
2761        self.selected_entry = Some(ix);
2762        self.set_context_menu(context_menu, position, window, cx);
2763    }
2764
2765    fn deploy_panel_context_menu(
2766        &mut self,
2767        position: Point<Pixels>,
2768        window: &mut Window,
2769        cx: &mut Context<Self>,
2770    ) {
2771        let context_menu = git_panel_context_menu(window, cx);
2772        self.set_context_menu(context_menu, position, window, cx);
2773    }
2774
2775    fn set_context_menu(
2776        &mut self,
2777        context_menu: Entity<ContextMenu>,
2778        position: Point<Pixels>,
2779        window: &Window,
2780        cx: &mut Context<Self>,
2781    ) {
2782        let subscription = cx.subscribe_in(
2783            &context_menu,
2784            window,
2785            |this, _, _: &DismissEvent, window, cx| {
2786                if this.context_menu.as_ref().is_some_and(|context_menu| {
2787                    context_menu.0.focus_handle(cx).contains_focused(window, cx)
2788                }) {
2789                    cx.focus_self(window);
2790                }
2791                this.context_menu.take();
2792                cx.notify();
2793            },
2794        );
2795        self.context_menu = Some((context_menu, position, subscription));
2796        cx.notify();
2797    }
2798
2799    fn render_entry(
2800        &self,
2801        ix: usize,
2802        entry: &GitStatusEntry,
2803        has_write_access: bool,
2804        window: &Window,
2805        cx: &Context<Self>,
2806    ) -> AnyElement {
2807        let display_name = entry
2808            .worktree_path
2809            .file_name()
2810            .map(|name| name.to_string_lossy().into_owned())
2811            .unwrap_or_else(|| entry.worktree_path.to_string_lossy().into_owned());
2812
2813        let worktree_path = entry.worktree_path.clone();
2814        let selected = self.selected_entry == Some(ix);
2815        let marked = self.marked_entries.contains(&ix);
2816        let status_style = GitPanelSettings::get_global(cx).status_style;
2817        let status = entry.status;
2818        let has_conflict = status.is_conflicted();
2819        let is_modified = status.is_modified();
2820        let is_deleted = status.is_deleted();
2821
2822        let label_color = if status_style == StatusStyle::LabelColor {
2823            if has_conflict {
2824                Color::Conflict
2825            } else if is_modified {
2826                Color::Modified
2827            } else if is_deleted {
2828                // We don't want a bunch of red labels in the list
2829                Color::Disabled
2830            } else {
2831                Color::Created
2832            }
2833        } else {
2834            Color::Default
2835        };
2836
2837        let path_color = if status.is_deleted() {
2838            Color::Disabled
2839        } else {
2840            Color::Muted
2841        };
2842
2843        let id: ElementId = ElementId::Name(format!("entry_{}_{}", display_name, ix).into());
2844        let checkbox_wrapper_id: ElementId =
2845            ElementId::Name(format!("entry_{}_{}_checkbox_wrapper", display_name, ix).into());
2846        let checkbox_id: ElementId =
2847            ElementId::Name(format!("entry_{}_{}_checkbox", display_name, ix).into());
2848
2849        let is_entry_staged = self.entry_is_staged(entry);
2850        let mut is_staged: ToggleState = self.entry_is_staged(entry).into();
2851
2852        if !self.has_staged_changes() && !self.has_conflicts() && !entry.status.is_created() {
2853            is_staged = ToggleState::Selected;
2854        }
2855
2856        let handle = cx.weak_entity();
2857
2858        let selected_bg_alpha = 0.08;
2859        let marked_bg_alpha = 0.12;
2860        let state_opacity_step = 0.04;
2861
2862        let base_bg = match (selected, marked) {
2863            (true, true) => cx
2864                .theme()
2865                .status()
2866                .info
2867                .alpha(selected_bg_alpha + marked_bg_alpha),
2868            (true, false) => cx.theme().status().info.alpha(selected_bg_alpha),
2869            (false, true) => cx.theme().status().info.alpha(marked_bg_alpha),
2870            _ => cx.theme().colors().ghost_element_background,
2871        };
2872
2873        let hover_bg = if selected {
2874            cx.theme()
2875                .status()
2876                .info
2877                .alpha(selected_bg_alpha + state_opacity_step)
2878        } else {
2879            cx.theme().colors().ghost_element_hover
2880        };
2881
2882        let active_bg = if selected {
2883            cx.theme()
2884                .status()
2885                .info
2886                .alpha(selected_bg_alpha + state_opacity_step * 2.0)
2887        } else {
2888            cx.theme().colors().ghost_element_active
2889        };
2890
2891        h_flex()
2892            .id(id)
2893            .h(self.list_item_height())
2894            .w_full()
2895            .items_center()
2896            .border_1()
2897            .when(selected && self.focus_handle.is_focused(window), |el| {
2898                el.border_color(cx.theme().colors().border_focused)
2899            })
2900            .px(rems(0.75)) // ~12px
2901            .overflow_hidden()
2902            .flex_none()
2903            .gap(DynamicSpacing::Base04.rems(cx))
2904            .bg(base_bg)
2905            .hover(|this| this.bg(hover_bg))
2906            .active(|this| this.bg(active_bg))
2907            .on_click({
2908                cx.listener(move |this, event: &ClickEvent, window, cx| {
2909                    this.selected_entry = Some(ix);
2910                    cx.notify();
2911                    if event.modifiers().secondary() {
2912                        this.open_file(&Default::default(), window, cx)
2913                    } else {
2914                        this.open_diff(&Default::default(), window, cx);
2915                        this.focus_handle.focus(window);
2916                    }
2917                })
2918            })
2919            .on_mouse_down(
2920                MouseButton::Right,
2921                move |event: &MouseDownEvent, window, cx| {
2922                    // why isn't this happening automatically? we are passing MouseButton::Right to `on_mouse_down`?
2923                    if event.button != MouseButton::Right {
2924                        return;
2925                    }
2926
2927                    let Some(this) = handle.upgrade() else {
2928                        return;
2929                    };
2930                    this.update(cx, |this, cx| {
2931                        this.deploy_entry_context_menu(event.position, ix, window, cx);
2932                    });
2933                    cx.stop_propagation();
2934                },
2935            )
2936            // .on_secondary_mouse_down(cx.listener(
2937            //     move |this, event: &MouseDownEvent, window, cx| {
2938            //         this.deploy_entry_context_menu(event.position, ix, window, cx);
2939            //         cx.stop_propagation();
2940            //     },
2941            // ))
2942            .child(
2943                div()
2944                    .id(checkbox_wrapper_id)
2945                    .flex_none()
2946                    .occlude()
2947                    .cursor_pointer()
2948                    .child(
2949                        Checkbox::new(checkbox_id, is_staged)
2950                            .disabled(!has_write_access)
2951                            .fill()
2952                            .placeholder(!self.has_staged_changes() && !self.has_conflicts())
2953                            .elevation(ElevationIndex::Surface)
2954                            .on_click({
2955                                let entry = entry.clone();
2956                                cx.listener(move |this, _, window, cx| {
2957                                    if !has_write_access {
2958                                        return;
2959                                    }
2960                                    this.toggle_staged_for_entry(
2961                                        &GitListEntry::GitStatusEntry(entry.clone()),
2962                                        window,
2963                                        cx,
2964                                    );
2965                                    cx.stop_propagation();
2966                                })
2967                            })
2968                            .tooltip(move |window, cx| {
2969                                let tooltip_name = if is_entry_staged.unwrap_or(false) {
2970                                    "Unstage"
2971                                } else {
2972                                    "Stage"
2973                                };
2974
2975                                Tooltip::for_action(tooltip_name, &ToggleStaged, window, cx)
2976                            }),
2977                    ),
2978            )
2979            .child(git_status_icon(status, cx))
2980            .child(
2981                h_flex()
2982                    .items_center()
2983                    .overflow_hidden()
2984                    .when_some(worktree_path.parent(), |this, parent| {
2985                        let parent_str = parent.to_string_lossy();
2986                        if !parent_str.is_empty() {
2987                            this.child(
2988                                self.entry_label(format!("{}/", parent_str), path_color)
2989                                    .when(status.is_deleted(), |this| this.strikethrough()),
2990                            )
2991                        } else {
2992                            this
2993                        }
2994                    })
2995                    .child(
2996                        self.entry_label(display_name.clone(), label_color)
2997                            .when(status.is_deleted(), |this| this.strikethrough()),
2998                    ),
2999            )
3000            .into_any_element()
3001    }
3002
3003    fn has_write_access(&self, cx: &App) -> bool {
3004        !self.project.read(cx).is_read_only(cx)
3005    }
3006}
3007
3008fn current_language_model(cx: &Context<'_, GitPanel>) -> Option<Arc<dyn LanguageModel>> {
3009    let provider = LanguageModelRegistry::read_global(cx).active_provider()?;
3010    let model = LanguageModelRegistry::read_global(cx).active_model()?;
3011    provider.is_authenticated(cx).then(|| model)
3012}
3013
3014impl Render for GitPanel {
3015    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3016        let project = self.project.read(cx);
3017        let has_entries = self.entries.len() > 0;
3018        let room = self
3019            .workspace
3020            .upgrade()
3021            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned());
3022
3023        let has_write_access = self.has_write_access(cx);
3024
3025        let has_co_authors = room.map_or(false, |room| {
3026            room.read(cx)
3027                .remote_participants()
3028                .values()
3029                .any(|remote_participant| remote_participant.can_write())
3030        });
3031
3032        v_flex()
3033            .id("git_panel")
3034            .key_context(self.dispatch_context(window, cx))
3035            .track_focus(&self.focus_handle)
3036            .on_modifiers_changed(cx.listener(Self::handle_modifiers_changed))
3037            .when(has_write_access && !project.is_read_only(cx), |this| {
3038                this.on_action(cx.listener(|this, &ToggleStaged, window, cx| {
3039                    this.toggle_staged_for_selected(&ToggleStaged, window, cx)
3040                }))
3041                .on_action(cx.listener(GitPanel::commit))
3042            })
3043            .on_action(cx.listener(Self::select_first))
3044            .on_action(cx.listener(Self::select_next))
3045            .on_action(cx.listener(Self::select_previous))
3046            .on_action(cx.listener(Self::select_last))
3047            .on_action(cx.listener(Self::close_panel))
3048            .on_action(cx.listener(Self::open_diff))
3049            .on_action(cx.listener(Self::open_file))
3050            .on_action(cx.listener(Self::revert_selected))
3051            .on_action(cx.listener(Self::focus_changes_list))
3052            .on_action(cx.listener(Self::focus_editor))
3053            .on_action(cx.listener(Self::toggle_staged_for_selected))
3054            .on_action(cx.listener(Self::stage_all))
3055            .on_action(cx.listener(Self::unstage_all))
3056            .on_action(cx.listener(Self::restore_tracked_files))
3057            .on_action(cx.listener(Self::clean_all))
3058            .on_action(cx.listener(Self::expand_commit_editor))
3059            .on_action(cx.listener(Self::generate_commit_message_action))
3060            .when(has_write_access && has_co_authors, |git_panel| {
3061                git_panel.on_action(cx.listener(Self::toggle_fill_co_authors))
3062            })
3063            // .on_action(cx.listener(|this, &OpenSelected, cx| this.open_selected(&OpenSelected, cx)))
3064            .on_hover(cx.listener(|this, hovered, window, cx| {
3065                if *hovered {
3066                    this.show_scrollbar = true;
3067                    this.hide_scrollbar_task.take();
3068                    cx.notify();
3069                } else if !this.focus_handle.contains_focused(window, cx) {
3070                    this.hide_scrollbar(window, cx);
3071                }
3072            }))
3073            .size_full()
3074            .overflow_hidden()
3075            .bg(ElevationIndex::Surface.bg(cx))
3076            .child(
3077                v_flex()
3078                    .size_full()
3079                    .map(|this| {
3080                        if has_entries {
3081                            this.child(self.render_entries(has_write_access, window, cx))
3082                        } else {
3083                            this.child(self.render_empty_state(cx).into_any_element())
3084                        }
3085                    })
3086                    .children(self.render_footer(window, cx))
3087                    .children(self.render_previous_commit(cx))
3088                    .into_any_element(),
3089            )
3090            .children(self.context_menu.as_ref().map(|(menu, position, _)| {
3091                deferred(
3092                    anchored()
3093                        .position(*position)
3094                        .anchor(gpui::Corner::TopLeft)
3095                        .child(menu.clone()),
3096                )
3097                .with_priority(1)
3098            }))
3099    }
3100}
3101
3102impl Focusable for GitPanel {
3103    fn focus_handle(&self, _: &App) -> gpui::FocusHandle {
3104        self.focus_handle.clone()
3105    }
3106}
3107
3108impl EventEmitter<Event> for GitPanel {}
3109
3110impl EventEmitter<PanelEvent> for GitPanel {}
3111
3112pub(crate) struct GitPanelAddon {
3113    pub(crate) workspace: WeakEntity<Workspace>,
3114}
3115
3116impl editor::Addon for GitPanelAddon {
3117    fn to_any(&self) -> &dyn std::any::Any {
3118        self
3119    }
3120
3121    fn render_buffer_header_controls(
3122        &self,
3123        excerpt_info: &ExcerptInfo,
3124        window: &Window,
3125        cx: &App,
3126    ) -> Option<AnyElement> {
3127        let file = excerpt_info.buffer.file()?;
3128        let git_panel = self.workspace.upgrade()?.read(cx).panel::<GitPanel>(cx)?;
3129
3130        git_panel
3131            .read(cx)
3132            .render_buffer_header_controls(&git_panel, &file, window, cx)
3133    }
3134}
3135
3136impl Panel for GitPanel {
3137    fn persistent_name() -> &'static str {
3138        "GitPanel"
3139    }
3140
3141    fn position(&self, _: &Window, cx: &App) -> DockPosition {
3142        GitPanelSettings::get_global(cx).dock
3143    }
3144
3145    fn position_is_valid(&self, position: DockPosition) -> bool {
3146        matches!(position, DockPosition::Left | DockPosition::Right)
3147    }
3148
3149    fn set_position(&mut self, position: DockPosition, _: &mut Window, cx: &mut Context<Self>) {
3150        settings::update_settings_file::<GitPanelSettings>(
3151            self.fs.clone(),
3152            cx,
3153            move |settings, _| settings.dock = Some(position),
3154        );
3155    }
3156
3157    fn size(&self, _: &Window, cx: &App) -> Pixels {
3158        self.width
3159            .unwrap_or_else(|| GitPanelSettings::get_global(cx).default_width)
3160    }
3161
3162    fn set_size(&mut self, size: Option<Pixels>, _: &mut Window, cx: &mut Context<Self>) {
3163        self.width = size;
3164        self.serialize(cx);
3165        cx.notify();
3166    }
3167
3168    fn icon(&self, _: &Window, cx: &App) -> Option<ui::IconName> {
3169        Some(ui::IconName::GitBranchSmall).filter(|_| GitPanelSettings::get_global(cx).button)
3170    }
3171
3172    fn icon_tooltip(&self, _window: &Window, _cx: &App) -> Option<&'static str> {
3173        Some("Git Panel")
3174    }
3175
3176    fn toggle_action(&self) -> Box<dyn Action> {
3177        Box::new(ToggleFocus)
3178    }
3179
3180    fn activation_priority(&self) -> u32 {
3181        2
3182    }
3183}
3184
3185impl PanelHeader for GitPanel {}
3186
3187struct GitPanelMessageTooltip {
3188    commit_tooltip: Option<Entity<CommitTooltip>>,
3189}
3190
3191impl GitPanelMessageTooltip {
3192    fn new(
3193        git_panel: Entity<GitPanel>,
3194        sha: SharedString,
3195        window: &mut Window,
3196        cx: &mut App,
3197    ) -> Entity<Self> {
3198        cx.new(|cx| {
3199            cx.spawn_in(window, |this, mut cx| async move {
3200                let details = git_panel
3201                    .update(&mut cx, |git_panel, cx| {
3202                        git_panel.load_commit_details(&sha, cx)
3203                    })?
3204                    .await?;
3205
3206                let commit_details = editor::commit_tooltip::CommitDetails {
3207                    sha: details.sha.clone(),
3208                    committer_name: details.committer_name.clone(),
3209                    committer_email: details.committer_email.clone(),
3210                    commit_time: OffsetDateTime::from_unix_timestamp(details.commit_timestamp)?,
3211                    message: Some(editor::commit_tooltip::ParsedCommitMessage {
3212                        message: details.message.clone(),
3213                        ..Default::default()
3214                    }),
3215                };
3216
3217                this.update_in(&mut cx, |this: &mut GitPanelMessageTooltip, window, cx| {
3218                    this.commit_tooltip =
3219                        Some(cx.new(move |cx| CommitTooltip::new(commit_details, window, cx)));
3220                    cx.notify();
3221                })
3222            })
3223            .detach();
3224
3225            Self {
3226                commit_tooltip: None,
3227            }
3228        })
3229    }
3230}
3231
3232impl Render for GitPanelMessageTooltip {
3233    fn render(&mut self, _window: &mut Window, _cx: &mut Context<'_, Self>) -> impl IntoElement {
3234        if let Some(commit_tooltip) = &self.commit_tooltip {
3235            commit_tooltip.clone().into_any_element()
3236        } else {
3237            gpui::Empty.into_any_element()
3238        }
3239    }
3240}
3241
3242fn git_action_tooltip(
3243    label: impl Into<SharedString>,
3244    action: &dyn Action,
3245    command: impl Into<SharedString>,
3246    focus_handle: Option<FocusHandle>,
3247    window: &mut Window,
3248    cx: &mut App,
3249) -> AnyView {
3250    let label = label.into();
3251    let command = command.into();
3252
3253    if let Some(handle) = focus_handle {
3254        Tooltip::with_meta_in(
3255            label.clone(),
3256            Some(action),
3257            command.clone(),
3258            &handle,
3259            window,
3260            cx,
3261        )
3262    } else {
3263        Tooltip::with_meta(label.clone(), Some(action), command.clone(), window, cx)
3264    }
3265}
3266
3267#[derive(IntoElement)]
3268struct SplitButton {
3269    pub left: ButtonLike,
3270    pub right: AnyElement,
3271}
3272
3273impl SplitButton {
3274    fn new(
3275        id: impl Into<SharedString>,
3276        left_label: impl Into<SharedString>,
3277        ahead_count: usize,
3278        behind_count: usize,
3279        left_icon: Option<IconName>,
3280        left_on_click: impl Fn(&ClickEvent, &mut Window, &mut App) + 'static,
3281        tooltip: impl Fn(&mut Window, &mut App) -> AnyView + 'static,
3282    ) -> Self {
3283        let id = id.into();
3284
3285        fn count(count: usize) -> impl IntoElement {
3286            h_flex()
3287                .ml_neg_px()
3288                .h(rems(0.875))
3289                .items_center()
3290                .overflow_hidden()
3291                .px_0p5()
3292                .child(
3293                    Label::new(count.to_string())
3294                        .size(LabelSize::XSmall)
3295                        .line_height_style(LineHeightStyle::UiLabel),
3296                )
3297        }
3298
3299        let should_render_counts = left_icon.is_none() && (ahead_count > 0 || behind_count > 0);
3300
3301        let left = ui::ButtonLike::new_rounded_left(ElementId::Name(
3302            format!("split-button-left-{}", id).into(),
3303        ))
3304        .layer(ui::ElevationIndex::ModalSurface)
3305        .size(ui::ButtonSize::Compact)
3306        .when(should_render_counts, |this| {
3307            this.child(
3308                h_flex()
3309                    .ml_neg_0p5()
3310                    .mr_1()
3311                    .when(behind_count > 0, |this| {
3312                        this.child(Icon::new(IconName::ArrowDown).size(IconSize::XSmall))
3313                            .child(count(behind_count))
3314                    })
3315                    .when(ahead_count > 0, |this| {
3316                        this.child(Icon::new(IconName::ArrowUp).size(IconSize::XSmall))
3317                            .child(count(ahead_count))
3318                    }),
3319            )
3320        })
3321        .when_some(left_icon, |this, left_icon| {
3322            this.child(
3323                h_flex()
3324                    .ml_neg_0p5()
3325                    .mr_1()
3326                    .child(Icon::new(left_icon).size(IconSize::XSmall)),
3327            )
3328        })
3329        .child(
3330            div()
3331                .child(Label::new(left_label).size(LabelSize::Small))
3332                .mr_0p5(),
3333        )
3334        .on_click(left_on_click)
3335        .tooltip(tooltip);
3336
3337        let right =
3338            render_git_action_menu(ElementId::Name(format!("split-button-right-{}", id).into()))
3339                .into_any_element();
3340        // .on_click(right_on_click);
3341
3342        Self { left, right }
3343    }
3344}
3345
3346impl RenderOnce for SplitButton {
3347    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
3348        h_flex()
3349            .rounded_md()
3350            .border_1()
3351            .border_color(cx.theme().colors().text_muted.alpha(0.12))
3352            .child(self.left)
3353            .child(
3354                div()
3355                    .h_full()
3356                    .w_px()
3357                    .bg(cx.theme().colors().text_muted.alpha(0.16)),
3358            )
3359            .child(self.right)
3360            .bg(ElevationIndex::Surface.on_elevation_bg(cx))
3361            .shadow(smallvec![BoxShadow {
3362                color: hsla(0.0, 0.0, 0.0, 0.16),
3363                offset: point(px(0.), px(1.)),
3364                blur_radius: px(0.),
3365                spread_radius: px(0.),
3366            }])
3367    }
3368}
3369
3370fn render_git_action_menu(id: impl Into<ElementId>) -> impl IntoElement {
3371    PopoverMenu::new(id.into())
3372        .trigger(
3373            ui::ButtonLike::new_rounded_right("split-button-right")
3374                .layer(ui::ElevationIndex::ModalSurface)
3375                .size(ui::ButtonSize::None)
3376                .child(
3377                    div()
3378                        .px_1()
3379                        .child(Icon::new(IconName::ChevronDownSmall).size(IconSize::XSmall)),
3380                ),
3381        )
3382        .menu(move |window, cx| {
3383            Some(ContextMenu::build(window, cx, |context_menu, _, _| {
3384                context_menu
3385                    .action("Fetch", git::Fetch.boxed_clone())
3386                    .action("Pull", git::Pull.boxed_clone())
3387                    .separator()
3388                    .action("Push", git::Push.boxed_clone())
3389                    .action("Force Push", git::ForcePush.boxed_clone())
3390            }))
3391        })
3392        .anchor(Corner::TopRight)
3393}
3394
3395#[derive(IntoElement, IntoComponent)]
3396#[component(scope = "Version Control")]
3397pub struct PanelRepoFooter {
3398    id: SharedString,
3399    active_repository: SharedString,
3400    branch: Option<Branch>,
3401    // Getting a GitPanel in previews will be difficult.
3402    //
3403    // For now just take an option here, and we won't bind handlers to buttons in previews.
3404    git_panel: Option<Entity<GitPanel>>,
3405}
3406
3407impl PanelRepoFooter {
3408    pub fn new(
3409        id: impl Into<SharedString>,
3410        active_repository: SharedString,
3411        branch: Option<Branch>,
3412        git_panel: Option<Entity<GitPanel>>,
3413    ) -> Self {
3414        Self {
3415            id: id.into(),
3416            active_repository,
3417            branch,
3418            git_panel,
3419        }
3420    }
3421
3422    pub fn new_preview(
3423        id: impl Into<SharedString>,
3424        active_repository: SharedString,
3425        branch: Option<Branch>,
3426    ) -> Self {
3427        Self {
3428            id: id.into(),
3429            active_repository,
3430            branch,
3431            git_panel: None,
3432        }
3433    }
3434
3435    fn render_overflow_menu(&self, id: impl Into<ElementId>) -> impl IntoElement {
3436        PopoverMenu::new(id.into())
3437            .trigger(
3438                IconButton::new("overflow-menu-trigger", IconName::EllipsisVertical)
3439                    .icon_size(IconSize::Small)
3440                    .icon_color(Color::Muted),
3441            )
3442            .menu(move |window, cx| Some(git_panel_context_menu(window, cx)))
3443            .anchor(Corner::TopRight)
3444    }
3445
3446    fn panel_focus_handle(&self, cx: &App) -> Option<FocusHandle> {
3447        if let Some(git_panel) = self.git_panel.clone() {
3448            Some(git_panel.focus_handle(cx))
3449        } else {
3450            None
3451        }
3452    }
3453
3454    fn render_push_button(&self, id: SharedString, ahead: u32, cx: &mut App) -> SplitButton {
3455        let panel = self.git_panel.clone();
3456        let panel_focus_handle = self.panel_focus_handle(cx);
3457
3458        SplitButton::new(
3459            id,
3460            "Push",
3461            ahead as usize,
3462            0,
3463            None,
3464            move |_, window, cx| {
3465                if let Some(panel) = panel.as_ref() {
3466                    panel.update(cx, |panel, cx| {
3467                        panel.push(false, window, cx);
3468                    });
3469                }
3470            },
3471            move |window, cx| {
3472                git_action_tooltip(
3473                    "Push committed changes to remote",
3474                    &git::Push,
3475                    "git push",
3476                    panel_focus_handle.clone(),
3477                    window,
3478                    cx,
3479                )
3480            },
3481        )
3482    }
3483
3484    fn render_pull_button(
3485        &self,
3486        id: SharedString,
3487        ahead: u32,
3488        behind: u32,
3489        cx: &mut App,
3490    ) -> SplitButton {
3491        let panel = self.git_panel.clone();
3492        let panel_focus_handle = self.panel_focus_handle(cx);
3493
3494        SplitButton::new(
3495            id,
3496            "Pull",
3497            ahead as usize,
3498            behind as usize,
3499            None,
3500            move |_, window, cx| {
3501                if let Some(panel) = panel.as_ref() {
3502                    panel.update(cx, |panel, cx| {
3503                        panel.pull(window, cx);
3504                    });
3505                }
3506            },
3507            move |window, cx| {
3508                git_action_tooltip(
3509                    "Pull",
3510                    &git::Pull,
3511                    "git pull",
3512                    panel_focus_handle.clone(),
3513                    window,
3514                    cx,
3515                )
3516            },
3517        )
3518    }
3519
3520    fn render_fetch_button(&self, id: SharedString, cx: &mut App) -> SplitButton {
3521        let panel = self.git_panel.clone();
3522        let panel_focus_handle = self.panel_focus_handle(cx);
3523
3524        SplitButton::new(
3525            id,
3526            "Fetch",
3527            0,
3528            0,
3529            Some(IconName::ArrowCircle),
3530            move |_, window, cx| {
3531                if let Some(panel) = panel.as_ref() {
3532                    panel.update(cx, |panel, cx| {
3533                        panel.fetch(window, cx);
3534                    });
3535                }
3536            },
3537            move |window, cx| {
3538                git_action_tooltip(
3539                    "Fetch updates from remote",
3540                    &git::Fetch,
3541                    "git fetch",
3542                    panel_focus_handle.clone(),
3543                    window,
3544                    cx,
3545                )
3546            },
3547        )
3548    }
3549
3550    fn render_publish_button(&self, id: SharedString, cx: &mut App) -> SplitButton {
3551        let panel = self.git_panel.clone();
3552        let panel_focus_handle = self.panel_focus_handle(cx);
3553
3554        SplitButton::new(
3555            id,
3556            "Publish",
3557            0,
3558            0,
3559            Some(IconName::ArrowUpFromLine),
3560            move |_, window, cx| {
3561                if let Some(panel) = panel.as_ref() {
3562                    panel.update(cx, |panel, cx| {
3563                        panel.push(false, window, cx);
3564                    });
3565                }
3566            },
3567            move |window, cx| {
3568                git_action_tooltip(
3569                    "Publish branch to remote",
3570                    &git::Push,
3571                    "git push --set-upstream",
3572                    panel_focus_handle.clone(),
3573                    window,
3574                    cx,
3575                )
3576            },
3577        )
3578    }
3579
3580    fn render_republish_button(&self, id: SharedString, cx: &mut App) -> SplitButton {
3581        let panel = self.git_panel.clone();
3582        let panel_focus_handle = self.panel_focus_handle(cx);
3583
3584        SplitButton::new(
3585            id,
3586            "Republish",
3587            0,
3588            0,
3589            Some(IconName::ArrowUpFromLine),
3590            move |_, window, cx| {
3591                if let Some(panel) = panel.as_ref() {
3592                    panel.update(cx, |panel, cx| {
3593                        panel.push(false, window, cx);
3594                    });
3595                }
3596            },
3597            move |window, cx| {
3598                git_action_tooltip(
3599                    "Re-publish branch to remote",
3600                    &git::Push,
3601                    "git push --set-upstream",
3602                    panel_focus_handle.clone(),
3603                    window,
3604                    cx,
3605                )
3606            },
3607        )
3608    }
3609
3610    fn render_relevant_button(
3611        &self,
3612        id: impl Into<SharedString>,
3613        branch: &Branch,
3614        cx: &mut App,
3615    ) -> Option<impl IntoElement> {
3616        if let Some(git_panel) = self.git_panel.as_ref() {
3617            if !git_panel.read(cx).can_push_and_pull(cx) {
3618                return None;
3619            }
3620        }
3621        let id = id.into();
3622        let upstream = branch.upstream.as_ref();
3623        Some(match upstream {
3624            Some(Upstream {
3625                tracking: UpstreamTracking::Tracked(UpstreamTrackingStatus { ahead, behind }),
3626                ..
3627            }) => match (*ahead, *behind) {
3628                (0, 0) => self.render_fetch_button(id, cx),
3629                (ahead, 0) => self.render_push_button(id, ahead, cx),
3630                (ahead, behind) => self.render_pull_button(id, ahead, behind, cx),
3631            },
3632            Some(Upstream {
3633                tracking: UpstreamTracking::Gone,
3634                ..
3635            }) => self.render_republish_button(id, cx),
3636            None => self.render_publish_button(id, cx),
3637        })
3638    }
3639}
3640
3641impl RenderOnce for PanelRepoFooter {
3642    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
3643        let active_repo = self.active_repository.clone();
3644        let overflow_menu_id: SharedString = format!("overflow-menu-{}", active_repo).into();
3645        let repo_selector_trigger = Button::new("repo-selector", active_repo)
3646            .style(ButtonStyle::Transparent)
3647            .size(ButtonSize::None)
3648            .label_size(LabelSize::Small)
3649            .color(Color::Muted);
3650
3651        let project = self
3652            .git_panel
3653            .as_ref()
3654            .map(|panel| panel.read(cx).project.clone());
3655
3656        let repo = self
3657            .git_panel
3658            .as_ref()
3659            .and_then(|panel| panel.read(cx).active_repository.clone());
3660
3661        let single_repo = project
3662            .as_ref()
3663            .map(|project| {
3664                filtered_repository_entries(project.read(cx).git_store().read(cx), cx).len() == 1
3665            })
3666            .unwrap_or(true);
3667
3668        let repo_selector = PopoverMenu::new("repository-switcher")
3669            .menu({
3670                let project = project.clone();
3671                move |window, cx| {
3672                    let project = project.clone()?;
3673                    Some(cx.new(|cx| RepositorySelector::new(project, window, cx)))
3674                }
3675            })
3676            .trigger_with_tooltip(
3677                repo_selector_trigger.disabled(single_repo).truncate(true),
3678                Tooltip::text("Switch active repository"),
3679            )
3680            .attach(gpui::Corner::BottomLeft)
3681            .into_any_element();
3682
3683        let branch = self.branch.clone();
3684        let branch_name = branch
3685            .as_ref()
3686            .map_or(" (no branch)".into(), |branch| branch.name.clone());
3687
3688        let branch_selector_button = Button::new("branch-selector", branch_name)
3689            .style(ButtonStyle::Transparent)
3690            .size(ButtonSize::None)
3691            .label_size(LabelSize::Small)
3692            .truncate(true)
3693            .tooltip(Tooltip::for_action_title(
3694                "Switch Branch",
3695                &zed_actions::git::Branch,
3696            ))
3697            .on_click(|_, window, cx| {
3698                window.dispatch_action(zed_actions::git::Branch.boxed_clone(), cx);
3699            });
3700
3701        let branch_selector = PopoverMenu::new("popover-button")
3702            .menu(move |window, cx| Some(branch_picker::popover(repo.clone(), window, cx)))
3703            .trigger_with_tooltip(
3704                branch_selector_button,
3705                Tooltip::for_action_title("Switch Branch", &zed_actions::git::Branch),
3706            )
3707            .anchor(Corner::TopLeft)
3708            .offset(gpui::Point {
3709                x: px(0.0),
3710                y: px(-2.0),
3711            });
3712
3713        let spinner = self
3714            .git_panel
3715            .as_ref()
3716            .and_then(|git_panel| git_panel.read(cx).render_spinner());
3717
3718        h_flex()
3719            .w_full()
3720            .px_2()
3721            .h(px(36.))
3722            .items_center()
3723            .justify_between()
3724            .child(
3725                h_flex()
3726                    .flex_1()
3727                    .overflow_hidden()
3728                    .items_center()
3729                    .child(
3730                        div().child(
3731                            Icon::new(IconName::GitBranchSmall)
3732                                .size(IconSize::Small)
3733                                .color(Color::Muted),
3734                        ),
3735                    )
3736                    .child(repo_selector)
3737                    .when_some(branch.clone(), |this, _| {
3738                        this.child(
3739                            div()
3740                                .text_color(cx.theme().colors().text_muted)
3741                                .text_sm()
3742                                .child("/"),
3743                        )
3744                    })
3745                    .child(branch_selector),
3746            )
3747            .child(
3748                h_flex()
3749                    .gap_1()
3750                    .flex_shrink_0()
3751                    .children(spinner)
3752                    .child(self.render_overflow_menu(overflow_menu_id))
3753                    .when_some(branch, |this, branch| {
3754                        let button = self.render_relevant_button(self.id.clone(), &branch, cx);
3755                        this.children(button)
3756                    }),
3757            )
3758    }
3759}
3760
3761impl ComponentPreview for PanelRepoFooter {
3762    fn preview(_window: &mut Window, _cx: &mut App) -> AnyElement {
3763        let unknown_upstream = None;
3764        let no_remote_upstream = Some(UpstreamTracking::Gone);
3765        let ahead_of_upstream = Some(
3766            UpstreamTrackingStatus {
3767                ahead: 2,
3768                behind: 0,
3769            }
3770            .into(),
3771        );
3772        let behind_upstream = Some(
3773            UpstreamTrackingStatus {
3774                ahead: 0,
3775                behind: 2,
3776            }
3777            .into(),
3778        );
3779        let ahead_and_behind_upstream = Some(
3780            UpstreamTrackingStatus {
3781                ahead: 3,
3782                behind: 1,
3783            }
3784            .into(),
3785        );
3786
3787        let not_ahead_or_behind_upstream = Some(
3788            UpstreamTrackingStatus {
3789                ahead: 0,
3790                behind: 0,
3791            }
3792            .into(),
3793        );
3794
3795        fn branch(upstream: Option<UpstreamTracking>) -> Branch {
3796            Branch {
3797                is_head: true,
3798                name: "some-branch".into(),
3799                upstream: upstream.map(|tracking| Upstream {
3800                    ref_name: "origin/some-branch".into(),
3801                    tracking,
3802                }),
3803                most_recent_commit: Some(CommitSummary {
3804                    sha: "abc123".into(),
3805                    subject: "Modify stuff".into(),
3806                    commit_timestamp: 1710932954,
3807                }),
3808            }
3809        }
3810
3811        fn custom(branch_name: &str, upstream: Option<UpstreamTracking>) -> Branch {
3812            Branch {
3813                is_head: true,
3814                name: branch_name.to_string().into(),
3815                upstream: upstream.map(|tracking| Upstream {
3816                    ref_name: format!("zed/{}", branch_name).into(),
3817                    tracking,
3818                }),
3819                most_recent_commit: Some(CommitSummary {
3820                    sha: "abc123".into(),
3821                    subject: "Modify stuff".into(),
3822                    commit_timestamp: 1710932954,
3823                }),
3824            }
3825        }
3826
3827        fn active_repository(id: usize) -> SharedString {
3828            format!("repo-{}", id).into()
3829        }
3830
3831        let example_width = px(340.);
3832
3833        v_flex()
3834            .gap_6()
3835            .w_full()
3836            .flex_none()
3837            .children(vec![example_group_with_title(
3838                "Action Button States",
3839                vec![
3840                    single_example(
3841                        "No Branch",
3842                        div()
3843                            .w(example_width)
3844                            .overflow_hidden()
3845                            .child(PanelRepoFooter::new_preview(
3846                                "no-branch",
3847                                active_repository(1).clone(),
3848                                None,
3849                            ))
3850                            .into_any_element(),
3851                    )
3852                    .grow(),
3853                    single_example(
3854                        "Remote status unknown",
3855                        div()
3856                            .w(example_width)
3857                            .overflow_hidden()
3858                            .child(PanelRepoFooter::new_preview(
3859                                "unknown-upstream",
3860                                active_repository(2).clone(),
3861                                Some(branch(unknown_upstream)),
3862                            ))
3863                            .into_any_element(),
3864                    )
3865                    .grow(),
3866                    single_example(
3867                        "No Remote Upstream",
3868                        div()
3869                            .w(example_width)
3870                            .overflow_hidden()
3871                            .child(PanelRepoFooter::new_preview(
3872                                "no-remote-upstream",
3873                                active_repository(3).clone(),
3874                                Some(branch(no_remote_upstream)),
3875                            ))
3876                            .into_any_element(),
3877                    )
3878                    .grow(),
3879                    single_example(
3880                        "Not Ahead or Behind",
3881                        div()
3882                            .w(example_width)
3883                            .overflow_hidden()
3884                            .child(PanelRepoFooter::new_preview(
3885                                "not-ahead-or-behind",
3886                                active_repository(4).clone(),
3887                                Some(branch(not_ahead_or_behind_upstream)),
3888                            ))
3889                            .into_any_element(),
3890                    )
3891                    .grow(),
3892                    single_example(
3893                        "Behind remote",
3894                        div()
3895                            .w(example_width)
3896                            .overflow_hidden()
3897                            .child(PanelRepoFooter::new_preview(
3898                                "behind-remote",
3899                                active_repository(5).clone(),
3900                                Some(branch(behind_upstream)),
3901                            ))
3902                            .into_any_element(),
3903                    )
3904                    .grow(),
3905                    single_example(
3906                        "Ahead of remote",
3907                        div()
3908                            .w(example_width)
3909                            .overflow_hidden()
3910                            .child(PanelRepoFooter::new_preview(
3911                                "ahead-of-remote",
3912                                active_repository(6).clone(),
3913                                Some(branch(ahead_of_upstream)),
3914                            ))
3915                            .into_any_element(),
3916                    )
3917                    .grow(),
3918                    single_example(
3919                        "Ahead and behind remote",
3920                        div()
3921                            .w(example_width)
3922                            .overflow_hidden()
3923                            .child(PanelRepoFooter::new_preview(
3924                                "ahead-and-behind",
3925                                active_repository(7).clone(),
3926                                Some(branch(ahead_and_behind_upstream)),
3927                            ))
3928                            .into_any_element(),
3929                    )
3930                    .grow(),
3931                ],
3932            )
3933            .grow()
3934            .vertical()])
3935            .children(vec![example_group_with_title(
3936                "Labels",
3937                vec![
3938                    single_example(
3939                        "Short Branch & Repo",
3940                        div()
3941                            .w(example_width)
3942                            .overflow_hidden()
3943                            .child(PanelRepoFooter::new_preview(
3944                                "short-branch",
3945                                SharedString::from("zed"),
3946                                Some(custom("main", behind_upstream)),
3947                            ))
3948                            .into_any_element(),
3949                    )
3950                    .grow(),
3951                    single_example(
3952                        "Long Branch",
3953                        div()
3954                            .w(example_width)
3955                            .overflow_hidden()
3956                            .child(PanelRepoFooter::new_preview(
3957                                "long-branch",
3958                                SharedString::from("zed"),
3959                                Some(custom(
3960                                    "redesign-and-update-git-ui-list-entry-style",
3961                                    behind_upstream,
3962                                )),
3963                            ))
3964                            .into_any_element(),
3965                    )
3966                    .grow(),
3967                    single_example(
3968                        "Long Repo",
3969                        div()
3970                            .w(example_width)
3971                            .overflow_hidden()
3972                            .child(PanelRepoFooter::new_preview(
3973                                "long-repo",
3974                                SharedString::from("zed-industries-community-examples"),
3975                                Some(custom("gpui", ahead_of_upstream)),
3976                            ))
3977                            .into_any_element(),
3978                    )
3979                    .grow(),
3980                    single_example(
3981                        "Long Repo & Branch",
3982                        div()
3983                            .w(example_width)
3984                            .overflow_hidden()
3985                            .child(PanelRepoFooter::new_preview(
3986                                "long-repo-and-branch",
3987                                SharedString::from("zed-industries-community-examples"),
3988                                Some(custom(
3989                                    "redesign-and-update-git-ui-list-entry-style",
3990                                    behind_upstream,
3991                                )),
3992                            ))
3993                            .into_any_element(),
3994                    )
3995                    .grow(),
3996                    single_example(
3997                        "Uppercase Repo",
3998                        div()
3999                            .w(example_width)
4000                            .overflow_hidden()
4001                            .child(PanelRepoFooter::new_preview(
4002                                "uppercase-repo",
4003                                SharedString::from("LICENSES"),
4004                                Some(custom("main", ahead_of_upstream)),
4005                            ))
4006                            .into_any_element(),
4007                    )
4008                    .grow(),
4009                    single_example(
4010                        "Uppercase Branch",
4011                        div()
4012                            .w(example_width)
4013                            .overflow_hidden()
4014                            .child(PanelRepoFooter::new_preview(
4015                                "uppercase-branch",
4016                                SharedString::from("zed"),
4017                                Some(custom("update-README", behind_upstream)),
4018                            ))
4019                            .into_any_element(),
4020                    )
4021                    .grow(),
4022                ],
4023            )
4024            .grow()
4025            .vertical()])
4026            .into_any_element()
4027    }
4028}
4029
4030#[cfg(test)]
4031mod tests {
4032    use git::status::StatusCode;
4033    use gpui::TestAppContext;
4034    use project::{FakeFs, WorktreeSettings};
4035    use serde_json::json;
4036    use settings::SettingsStore;
4037    use theme::LoadThemes;
4038    use util::path;
4039
4040    use super::*;
4041
4042    fn init_test(cx: &mut gpui::TestAppContext) {
4043        if std::env::var("RUST_LOG").is_ok() {
4044            env_logger::try_init().ok();
4045        }
4046
4047        cx.update(|cx| {
4048            let settings_store = SettingsStore::test(cx);
4049            cx.set_global(settings_store);
4050            WorktreeSettings::register(cx);
4051            workspace::init_settings(cx);
4052            theme::init(LoadThemes::JustBase, cx);
4053            language::init(cx);
4054            editor::init(cx);
4055            Project::init_settings(cx);
4056            crate::init(cx);
4057        });
4058    }
4059
4060    #[gpui::test]
4061    async fn test_entry_worktree_paths(cx: &mut TestAppContext) {
4062        init_test(cx);
4063        let fs = FakeFs::new(cx.background_executor.clone());
4064        fs.insert_tree(
4065            "/root",
4066            json!({
4067                "zed": {
4068                    ".git": {},
4069                    "crates": {
4070                        "gpui": {
4071                            "gpui.rs": "fn main() {}"
4072                        },
4073                        "util": {
4074                            "util.rs": "fn do_it() {}"
4075                        }
4076                    }
4077                },
4078            }),
4079        )
4080        .await;
4081
4082        fs.set_status_for_repo_via_git_operation(
4083            Path::new(path!("/root/zed/.git")),
4084            &[
4085                (
4086                    Path::new("crates/gpui/gpui.rs"),
4087                    StatusCode::Modified.worktree(),
4088                ),
4089                (
4090                    Path::new("crates/util/util.rs"),
4091                    StatusCode::Modified.worktree(),
4092                ),
4093            ],
4094        );
4095
4096        let project =
4097            Project::test(fs.clone(), [path!("/root/zed/crates/gpui").as_ref()], cx).await;
4098        let (workspace, cx) =
4099            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
4100
4101        cx.read(|cx| {
4102            project
4103                .read(cx)
4104                .worktrees(cx)
4105                .nth(0)
4106                .unwrap()
4107                .read(cx)
4108                .as_local()
4109                .unwrap()
4110                .scan_complete()
4111        })
4112        .await;
4113
4114        cx.executor().run_until_parked();
4115
4116        let app_state = workspace.update(cx, |workspace, _| workspace.app_state().clone());
4117        let panel = cx.new_window_entity(|window, cx| {
4118            GitPanel::new(workspace.clone(), project.clone(), app_state, window, cx)
4119        });
4120
4121        let handle = cx.update_window_entity(&panel, |panel, _, _| {
4122            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
4123        });
4124        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
4125        handle.await;
4126
4127        let entries = panel.update(cx, |panel, _| panel.entries.clone());
4128        pretty_assertions::assert_eq!(
4129            entries,
4130            [
4131                GitListEntry::Header(GitHeaderEntry {
4132                    header: Section::Tracked
4133                }),
4134                GitListEntry::GitStatusEntry(GitStatusEntry {
4135                    abs_path: path!("/root/zed/crates/gpui/gpui.rs").into(),
4136                    repo_path: "crates/gpui/gpui.rs".into(),
4137                    worktree_path: Path::new("gpui.rs").into(),
4138                    status: StatusCode::Modified.worktree(),
4139                    is_staged: Some(false),
4140                }),
4141                GitListEntry::GitStatusEntry(GitStatusEntry {
4142                    abs_path: path!("/root/zed/crates/util/util.rs").into(),
4143                    repo_path: "crates/util/util.rs".into(),
4144                    worktree_path: Path::new("../util/util.rs").into(),
4145                    status: StatusCode::Modified.worktree(),
4146                    is_staged: Some(false),
4147                },),
4148            ],
4149        );
4150
4151        cx.update_window_entity(&panel, |panel, window, cx| {
4152            panel.select_last(&Default::default(), window, cx);
4153            assert_eq!(panel.selected_entry, Some(2));
4154            panel.open_diff(&Default::default(), window, cx);
4155        });
4156        cx.run_until_parked();
4157
4158        let worktree_roots = workspace.update(cx, |workspace, cx| {
4159            workspace
4160                .worktrees(cx)
4161                .map(|worktree| worktree.read(cx).abs_path())
4162                .collect::<Vec<_>>()
4163        });
4164        pretty_assertions::assert_eq!(
4165            worktree_roots,
4166            vec![
4167                Path::new(path!("/root/zed/crates/gpui")).into(),
4168                Path::new(path!("/root/zed/crates/util/util.rs")).into(),
4169            ]
4170        );
4171
4172        let repo_from_single_file_worktree = project.update(cx, |project, cx| {
4173            let git_store = project.git_store().read(cx);
4174            // The repo that comes from the single-file worktree can't be selected through the UI.
4175            let filtered_entries = filtered_repository_entries(git_store, cx)
4176                .iter()
4177                .map(|repo| repo.read(cx).worktree_abs_path.clone())
4178                .collect::<Vec<_>>();
4179            assert_eq!(
4180                filtered_entries,
4181                [Path::new(path!("/root/zed/crates/gpui")).into()]
4182            );
4183            // But we can select it artificially here.
4184            git_store
4185                .all_repositories()
4186                .into_iter()
4187                .find(|repo| {
4188                    &*repo.read(cx).worktree_abs_path
4189                        == Path::new(path!("/root/zed/crates/util/util.rs"))
4190                })
4191                .unwrap()
4192        });
4193
4194        // Paths still make sense when we somehow activate a repo that comes from a single-file worktree.
4195        repo_from_single_file_worktree.update(cx, |repo, cx| repo.activate(cx));
4196        let handle = cx.update_window_entity(&panel, |panel, _, _| {
4197            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
4198        });
4199        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
4200        handle.await;
4201        let entries = panel.update(cx, |panel, _| panel.entries.clone());
4202        pretty_assertions::assert_eq!(
4203            entries,
4204            [
4205                GitListEntry::Header(GitHeaderEntry {
4206                    header: Section::Tracked
4207                }),
4208                GitListEntry::GitStatusEntry(GitStatusEntry {
4209                    abs_path: path!("/root/zed/crates/gpui/gpui.rs").into(),
4210                    repo_path: "crates/gpui/gpui.rs".into(),
4211                    worktree_path: Path::new("../../gpui/gpui.rs").into(),
4212                    status: StatusCode::Modified.worktree(),
4213                    is_staged: Some(false),
4214                }),
4215                GitListEntry::GitStatusEntry(GitStatusEntry {
4216                    abs_path: path!("/root/zed/crates/util/util.rs").into(),
4217                    repo_path: "crates/util/util.rs".into(),
4218                    worktree_path: Path::new("util.rs").into(),
4219                    status: StatusCode::Modified.worktree(),
4220                    is_staged: Some(false),
4221                },),
4222            ],
4223        );
4224    }
4225}