git_panel.rs

   1use crate::askpass_modal::AskPassModal;
   2use crate::commit_modal::CommitModal;
   3use crate::git_panel_settings::StatusStyle;
   4use crate::project_diff::Diff;
   5use crate::remote_output_toast::{RemoteAction, RemoteOutputToast};
   6use crate::repository_selector::filtered_repository_entries;
   7use crate::{branch_picker, render_remote_button};
   8use crate::{
   9    git_panel_settings::GitPanelSettings, git_status_icon, repository_selector::RepositorySelector,
  10};
  11use crate::{picker_prompt, project_diff, ProjectDiff};
  12use anyhow::Result;
  13use askpass::AskPassDelegate;
  14use db::kvp::KEY_VALUE_STORE;
  15use editor::commit_tooltip::CommitTooltip;
  16
  17use editor::{
  18    scroll::ScrollbarAutoHide, Editor, EditorElement, EditorMode, EditorSettings, MultiBuffer,
  19    ShowScrollbar,
  20};
  21use futures::StreamExt as _;
  22use git::repository::{
  23    Branch, CommitDetails, CommitSummary, DiffType, PushOptions, Remote, RemoteCommandOutput,
  24    ResetMode, Upstream, UpstreamTracking, UpstreamTrackingStatus,
  25};
  26use git::status::StageStatus;
  27use git::{repository::RepoPath, status::FileStatus, Commit, ToggleStaged};
  28use git::{ExpandCommitEditor, RestoreTrackedFiles, StageAll, TrashUntrackedFiles, UnstageAll};
  29use gpui::{
  30    actions, anchored, deferred, percentage, uniform_list, Action, Animation, AnimationExt as _,
  31    ClickEvent, Corner, DismissEvent, Entity, EventEmitter, FocusHandle, Focusable, KeyContext,
  32    ListHorizontalSizingBehavior, ListSizingBehavior, Modifiers, ModifiersChangedEvent,
  33    MouseButton, MouseDownEvent, Point, PromptLevel, ScrollStrategy, Stateful, Subscription, Task,
  34    Transformation, UniformListScrollHandle, WeakEntity,
  35};
  36use itertools::Itertools;
  37use language::{Buffer, File};
  38use language_model::{
  39    LanguageModel, LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage, Role,
  40};
  41use menu::{Confirm, SecondaryConfirm, SelectFirst, SelectLast, SelectNext, SelectPrevious};
  42use multi_buffer::ExcerptInfo;
  43use panel::{
  44    panel_button, panel_editor_container, panel_editor_style, panel_filled_button,
  45    panel_icon_button, PanelHeader,
  46};
  47use project::{
  48    git::{GitEvent, Repository},
  49    Fs, Project, ProjectPath,
  50};
  51use serde::{Deserialize, Serialize};
  52use settings::Settings as _;
  53use std::cell::RefCell;
  54use std::future::Future;
  55use std::path::{Path, PathBuf};
  56use std::rc::Rc;
  57use std::{collections::HashSet, sync::Arc, time::Duration, usize};
  58use strum::{IntoEnumIterator, VariantNames};
  59use time::OffsetDateTime;
  60use ui::{
  61    prelude::*, Checkbox, ContextMenu, ElevationIndex, PopoverMenu, Scrollbar, ScrollbarState,
  62    Tooltip,
  63};
  64use util::{maybe, post_inc, ResultExt, TryFutureExt};
  65use workspace::{AppState, OpenOptions, OpenVisible};
  66
  67use workspace::{
  68    dock::{DockPosition, Panel, PanelEvent},
  69    notifications::{DetachAndPromptErr, NotificationId},
  70    Toast, Workspace,
  71};
  72
  73actions!(
  74    git_panel,
  75    [
  76        Close,
  77        ToggleFocus,
  78        OpenMenu,
  79        FocusEditor,
  80        FocusChanges,
  81        ToggleFillCoAuthors,
  82        GenerateCommitMessage
  83    ]
  84);
  85
  86fn prompt<T>(
  87    msg: &str,
  88    detail: Option<&str>,
  89    window: &mut Window,
  90    cx: &mut App,
  91) -> Task<anyhow::Result<T>>
  92where
  93    T: IntoEnumIterator + VariantNames + 'static,
  94{
  95    let rx = window.prompt(PromptLevel::Info, msg, detail, &T::VARIANTS, cx);
  96    cx.spawn(|_| async move { Ok(T::iter().nth(rx.await?).unwrap()) })
  97}
  98
  99#[derive(strum::EnumIter, strum::VariantNames)]
 100#[strum(serialize_all = "title_case")]
 101enum TrashCancel {
 102    Trash,
 103    Cancel,
 104}
 105
 106fn git_panel_context_menu(
 107    focus_handle: FocusHandle,
 108    window: &mut Window,
 109    cx: &mut App,
 110) -> Entity<ContextMenu> {
 111    ContextMenu::build(window, cx, |context_menu, _, _| {
 112        context_menu
 113            .context(focus_handle)
 114            .action("Stage All", StageAll.boxed_clone())
 115            .action("Unstage All", UnstageAll.boxed_clone())
 116            .separator()
 117            .action("Open Diff", project_diff::Diff.boxed_clone())
 118            .separator()
 119            .action("Discard Tracked Changes", RestoreTrackedFiles.boxed_clone())
 120            .action("Trash Untracked Files", TrashUntrackedFiles.boxed_clone())
 121    })
 122}
 123
 124const GIT_PANEL_KEY: &str = "GitPanel";
 125
 126const UPDATE_DEBOUNCE: Duration = Duration::from_millis(50);
 127
 128pub fn init(cx: &mut App) {
 129    cx.observe_new(
 130        |workspace: &mut Workspace, _window, _: &mut Context<Workspace>| {
 131            workspace.register_action(|workspace, _: &ToggleFocus, window, cx| {
 132                workspace.toggle_panel_focus::<GitPanel>(window, cx);
 133            });
 134            workspace.register_action(|workspace, _: &ExpandCommitEditor, window, cx| {
 135                CommitModal::toggle(workspace, window, cx)
 136            });
 137        },
 138    )
 139    .detach();
 140}
 141
 142#[derive(Debug, Clone)]
 143pub enum Event {
 144    Focus,
 145}
 146
 147#[derive(Serialize, Deserialize)]
 148struct SerializedGitPanel {
 149    width: Option<Pixels>,
 150}
 151
 152#[derive(Debug, PartialEq, Eq, Clone, Copy)]
 153enum Section {
 154    Conflict,
 155    Tracked,
 156    New,
 157}
 158
 159#[derive(Debug, PartialEq, Eq, Clone)]
 160struct GitHeaderEntry {
 161    header: Section,
 162}
 163
 164impl GitHeaderEntry {
 165    pub fn contains(&self, status_entry: &GitStatusEntry, repo: &Repository) -> bool {
 166        let this = &self.header;
 167        let status = status_entry.status;
 168        match this {
 169            Section::Conflict => repo.has_conflict(&status_entry.repo_path),
 170            Section::Tracked => !status.is_created(),
 171            Section::New => status.is_created(),
 172        }
 173    }
 174    pub fn title(&self) -> &'static str {
 175        match self.header {
 176            Section::Conflict => "Conflicts",
 177            Section::Tracked => "Tracked",
 178            Section::New => "Untracked",
 179        }
 180    }
 181}
 182
 183#[derive(Debug, PartialEq, Eq, Clone)]
 184enum GitListEntry {
 185    GitStatusEntry(GitStatusEntry),
 186    Header(GitHeaderEntry),
 187}
 188
 189impl GitListEntry {
 190    fn status_entry(&self) -> Option<&GitStatusEntry> {
 191        match self {
 192            GitListEntry::GitStatusEntry(entry) => Some(entry),
 193            _ => None,
 194        }
 195    }
 196}
 197
 198#[derive(Debug, PartialEq, Eq, Clone)]
 199pub struct GitStatusEntry {
 200    pub(crate) repo_path: RepoPath,
 201    pub(crate) worktree_path: Arc<Path>,
 202    pub(crate) abs_path: PathBuf,
 203    pub(crate) status: FileStatus,
 204    pub(crate) staging: StageStatus,
 205}
 206
 207#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 208enum TargetStatus {
 209    Staged,
 210    Unstaged,
 211    Reverted,
 212    Unchanged,
 213}
 214
 215struct PendingOperation {
 216    finished: bool,
 217    target_status: TargetStatus,
 218    entries: Vec<GitStatusEntry>,
 219    op_id: usize,
 220}
 221
 222type RemoteOperations = Rc<RefCell<HashSet<u32>>>;
 223
 224pub struct GitPanel {
 225    remote_operation_id: u32,
 226    pending_remote_operations: RemoteOperations,
 227    pub(crate) active_repository: Option<Entity<Repository>>,
 228    pub(crate) commit_editor: Entity<Editor>,
 229    conflicted_count: usize,
 230    conflicted_staged_count: usize,
 231    current_modifiers: Modifiers,
 232    add_coauthors: bool,
 233    generate_commit_message_task: Option<Task<Option<()>>>,
 234    entries: Vec<GitListEntry>,
 235    single_staged_entry: Option<GitStatusEntry>,
 236    single_tracked_entry: Option<GitStatusEntry>,
 237    focus_handle: FocusHandle,
 238    fs: Arc<dyn Fs>,
 239    hide_scrollbar_task: Option<Task<()>>,
 240    new_count: usize,
 241    entry_count: usize,
 242    new_staged_count: usize,
 243    pending: Vec<PendingOperation>,
 244    pending_commit: Option<Task<()>>,
 245    pending_serialization: Task<Option<()>>,
 246    pub(crate) project: Entity<Project>,
 247    scroll_handle: UniformListScrollHandle,
 248    scrollbar_state: ScrollbarState,
 249    selected_entry: Option<usize>,
 250    marked_entries: Vec<usize>,
 251    show_scrollbar: bool,
 252    tracked_count: usize,
 253    tracked_staged_count: usize,
 254    update_visible_entries_task: Task<()>,
 255    width: Option<Pixels>,
 256    workspace: WeakEntity<Workspace>,
 257    context_menu: Option<(Entity<ContextMenu>, Point<Pixels>, Subscription)>,
 258    modal_open: bool,
 259}
 260
 261struct RemoteOperationGuard {
 262    id: u32,
 263    pending_remote_operations: RemoteOperations,
 264}
 265
 266impl Drop for RemoteOperationGuard {
 267    fn drop(&mut self) {
 268        self.pending_remote_operations.borrow_mut().remove(&self.id);
 269    }
 270}
 271
 272const MAX_PANEL_EDITOR_LINES: usize = 6;
 273
 274pub(crate) fn commit_message_editor(
 275    commit_message_buffer: Entity<Buffer>,
 276    placeholder: Option<&str>,
 277    project: Entity<Project>,
 278    in_panel: bool,
 279    window: &mut Window,
 280    cx: &mut Context<'_, Editor>,
 281) -> Editor {
 282    let buffer = cx.new(|cx| MultiBuffer::singleton(commit_message_buffer, cx));
 283    let max_lines = if in_panel { MAX_PANEL_EDITOR_LINES } else { 18 };
 284    let mut commit_editor = Editor::new(
 285        EditorMode::AutoHeight { max_lines },
 286        buffer,
 287        None,
 288        false,
 289        window,
 290        cx,
 291    );
 292    commit_editor.set_collaboration_hub(Box::new(project));
 293    commit_editor.set_use_autoclose(false);
 294    commit_editor.set_show_gutter(false, cx);
 295    commit_editor.set_show_wrap_guides(false, cx);
 296    commit_editor.set_show_indent_guides(false, cx);
 297    let placeholder = placeholder.unwrap_or("Enter commit message");
 298    commit_editor.set_placeholder_text(placeholder, cx);
 299    commit_editor
 300}
 301
 302impl GitPanel {
 303    pub fn new(
 304        workspace: Entity<Workspace>,
 305        project: Entity<Project>,
 306        app_state: Arc<AppState>,
 307        window: &mut Window,
 308        cx: &mut Context<Self>,
 309    ) -> Self {
 310        let fs = app_state.fs.clone();
 311        let git_store = project.read(cx).git_store().clone();
 312        let active_repository = project.read(cx).active_repository(cx);
 313        let workspace = workspace.downgrade();
 314
 315        let focus_handle = cx.focus_handle();
 316        cx.on_focus(&focus_handle, window, Self::focus_in).detach();
 317        cx.on_focus_out(&focus_handle, window, |this, _, window, cx| {
 318            this.hide_scrollbar(window, cx);
 319        })
 320        .detach();
 321
 322        // just to let us render a placeholder editor.
 323        // Once the active git repo is set, this buffer will be replaced.
 324        let temporary_buffer = cx.new(|cx| Buffer::local("", cx));
 325        let commit_editor = cx.new(|cx| {
 326            commit_message_editor(temporary_buffer, None, project.clone(), true, window, cx)
 327        });
 328
 329        commit_editor.update(cx, |editor, cx| {
 330            editor.clear(window, cx);
 331        });
 332
 333        let scroll_handle = UniformListScrollHandle::new();
 334
 335        cx.subscribe_in(
 336            &git_store,
 337            window,
 338            move |this, git_store, event, window, cx| match event {
 339                GitEvent::FileSystemUpdated => {
 340                    this.schedule_update(false, window, cx);
 341                }
 342                GitEvent::ActiveRepositoryChanged | GitEvent::GitStateUpdated => {
 343                    this.active_repository = git_store.read(cx).active_repository();
 344                    this.schedule_update(true, window, cx);
 345                }
 346                GitEvent::IndexWriteError(error) => {
 347                    this.workspace
 348                        .update(cx, |workspace, cx| {
 349                            workspace.show_error(error, cx);
 350                        })
 351                        .ok();
 352                }
 353            },
 354        )
 355        .detach();
 356
 357        let scrollbar_state =
 358            ScrollbarState::new(scroll_handle.clone()).parent_entity(&cx.entity());
 359
 360        let mut git_panel = Self {
 361            pending_remote_operations: Default::default(),
 362            remote_operation_id: 0,
 363            active_repository,
 364            commit_editor,
 365            conflicted_count: 0,
 366            conflicted_staged_count: 0,
 367            current_modifiers: window.modifiers(),
 368            add_coauthors: true,
 369            generate_commit_message_task: None,
 370            entries: Vec::new(),
 371            focus_handle: cx.focus_handle(),
 372            fs,
 373            hide_scrollbar_task: None,
 374            new_count: 0,
 375            new_staged_count: 0,
 376            pending: Vec::new(),
 377            pending_commit: None,
 378            pending_serialization: Task::ready(None),
 379            single_staged_entry: None,
 380            single_tracked_entry: None,
 381            project,
 382            scroll_handle,
 383            scrollbar_state,
 384            selected_entry: None,
 385            marked_entries: Vec::new(),
 386            show_scrollbar: false,
 387            tracked_count: 0,
 388            tracked_staged_count: 0,
 389            update_visible_entries_task: Task::ready(()),
 390            width: None,
 391            context_menu: None,
 392            workspace,
 393            modal_open: false,
 394            entry_count: 0,
 395        };
 396        git_panel.schedule_update(false, window, cx);
 397        git_panel.show_scrollbar = git_panel.should_show_scrollbar(cx);
 398        git_panel
 399    }
 400
 401    pub fn entry_by_path(&self, path: &RepoPath) -> Option<usize> {
 402        fn binary_search<F>(mut low: usize, mut high: usize, is_target: F) -> Option<usize>
 403        where
 404            F: Fn(usize) -> std::cmp::Ordering,
 405        {
 406            while low < high {
 407                let mid = low + (high - low) / 2;
 408                match is_target(mid) {
 409                    std::cmp::Ordering::Equal => return Some(mid),
 410                    std::cmp::Ordering::Less => low = mid + 1,
 411                    std::cmp::Ordering::Greater => high = mid,
 412                }
 413            }
 414            None
 415        }
 416        if self.conflicted_count > 0 {
 417            let conflicted_start = 1;
 418            if let Some(ix) = binary_search(
 419                conflicted_start,
 420                conflicted_start + self.conflicted_count,
 421                |ix| {
 422                    self.entries[ix]
 423                        .status_entry()
 424                        .unwrap()
 425                        .repo_path
 426                        .cmp(&path)
 427                },
 428            ) {
 429                return Some(ix);
 430            }
 431        }
 432        if self.tracked_count > 0 {
 433            let tracked_start = if self.conflicted_count > 0 {
 434                1 + self.conflicted_count
 435            } else {
 436                0
 437            } + 1;
 438            if let Some(ix) =
 439                binary_search(tracked_start, tracked_start + self.tracked_count, |ix| {
 440                    self.entries[ix]
 441                        .status_entry()
 442                        .unwrap()
 443                        .repo_path
 444                        .cmp(&path)
 445                })
 446            {
 447                return Some(ix);
 448            }
 449        }
 450        if self.new_count > 0 {
 451            let untracked_start = if self.conflicted_count > 0 {
 452                1 + self.conflicted_count
 453            } else {
 454                0
 455            } + if self.tracked_count > 0 {
 456                1 + self.tracked_count
 457            } else {
 458                0
 459            } + 1;
 460            if let Some(ix) =
 461                binary_search(untracked_start, untracked_start + self.new_count, |ix| {
 462                    self.entries[ix]
 463                        .status_entry()
 464                        .unwrap()
 465                        .repo_path
 466                        .cmp(&path)
 467                })
 468            {
 469                return Some(ix);
 470            }
 471        }
 472        None
 473    }
 474
 475    pub fn select_entry_by_path(
 476        &mut self,
 477        path: ProjectPath,
 478        _: &mut Window,
 479        cx: &mut Context<Self>,
 480    ) {
 481        let Some(git_repo) = self.active_repository.as_ref() else {
 482            return;
 483        };
 484        let Some(repo_path) = git_repo.read(cx).project_path_to_repo_path(&path) else {
 485            return;
 486        };
 487        let Some(ix) = self.entry_by_path(&repo_path) else {
 488            return;
 489        };
 490        self.selected_entry = Some(ix);
 491        cx.notify();
 492    }
 493
 494    fn start_remote_operation(&mut self) -> RemoteOperationGuard {
 495        let id = post_inc(&mut self.remote_operation_id);
 496        self.pending_remote_operations.borrow_mut().insert(id);
 497
 498        RemoteOperationGuard {
 499            id,
 500            pending_remote_operations: self.pending_remote_operations.clone(),
 501        }
 502    }
 503
 504    fn serialize(&mut self, cx: &mut Context<Self>) {
 505        let width = self.width;
 506        self.pending_serialization = cx.background_spawn(
 507            async move {
 508                KEY_VALUE_STORE
 509                    .write_kvp(
 510                        GIT_PANEL_KEY.into(),
 511                        serde_json::to_string(&SerializedGitPanel { width })?,
 512                    )
 513                    .await?;
 514                anyhow::Ok(())
 515            }
 516            .log_err(),
 517        );
 518    }
 519
 520    pub(crate) fn set_modal_open(&mut self, open: bool, cx: &mut Context<Self>) {
 521        self.modal_open = open;
 522        cx.notify();
 523    }
 524
 525    fn dispatch_context(&self, window: &mut Window, cx: &Context<Self>) -> KeyContext {
 526        let mut dispatch_context = KeyContext::new_with_defaults();
 527        dispatch_context.add("GitPanel");
 528
 529        if self.is_focused(window, cx) {
 530            dispatch_context.add("menu");
 531            dispatch_context.add("ChangesList");
 532        }
 533
 534        if self.commit_editor.read(cx).is_focused(window) {
 535            dispatch_context.add("CommitEditor");
 536        }
 537
 538        dispatch_context
 539    }
 540
 541    fn is_focused(&self, window: &Window, cx: &Context<Self>) -> bool {
 542        window
 543            .focused(cx)
 544            .map_or(false, |focused| self.focus_handle == focused)
 545    }
 546
 547    fn close_panel(&mut self, _: &Close, _window: &mut Window, cx: &mut Context<Self>) {
 548        cx.emit(PanelEvent::Close);
 549    }
 550
 551    fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 552        if !self.focus_handle.contains_focused(window, cx) {
 553            cx.emit(Event::Focus);
 554        }
 555    }
 556
 557    fn show_scrollbar(&self, cx: &mut Context<Self>) -> ShowScrollbar {
 558        GitPanelSettings::get_global(cx)
 559            .scrollbar
 560            .show
 561            .unwrap_or_else(|| EditorSettings::get_global(cx).scrollbar.show)
 562    }
 563
 564    fn should_show_scrollbar(&self, cx: &mut Context<Self>) -> bool {
 565        let show = self.show_scrollbar(cx);
 566        match show {
 567            ShowScrollbar::Auto => true,
 568            ShowScrollbar::System => true,
 569            ShowScrollbar::Always => true,
 570            ShowScrollbar::Never => false,
 571        }
 572    }
 573
 574    fn should_autohide_scrollbar(&self, cx: &mut Context<Self>) -> bool {
 575        let show = self.show_scrollbar(cx);
 576        match show {
 577            ShowScrollbar::Auto => true,
 578            ShowScrollbar::System => cx
 579                .try_global::<ScrollbarAutoHide>()
 580                .map_or_else(|| cx.should_auto_hide_scrollbars(), |autohide| autohide.0),
 581            ShowScrollbar::Always => false,
 582            ShowScrollbar::Never => true,
 583        }
 584    }
 585
 586    fn hide_scrollbar(&mut self, window: &mut Window, cx: &mut Context<Self>) {
 587        const SCROLLBAR_SHOW_INTERVAL: Duration = Duration::from_secs(1);
 588        if !self.should_autohide_scrollbar(cx) {
 589            return;
 590        }
 591        self.hide_scrollbar_task = Some(cx.spawn_in(window, |panel, mut cx| async move {
 592            cx.background_executor()
 593                .timer(SCROLLBAR_SHOW_INTERVAL)
 594                .await;
 595            panel
 596                .update(&mut cx, |panel, cx| {
 597                    panel.show_scrollbar = false;
 598                    cx.notify();
 599                })
 600                .log_err();
 601        }))
 602    }
 603
 604    fn handle_modifiers_changed(
 605        &mut self,
 606        event: &ModifiersChangedEvent,
 607        _: &mut Window,
 608        cx: &mut Context<Self>,
 609    ) {
 610        self.current_modifiers = event.modifiers;
 611        cx.notify();
 612    }
 613
 614    fn scroll_to_selected_entry(&mut self, cx: &mut Context<Self>) {
 615        if let Some(selected_entry) = self.selected_entry {
 616            self.scroll_handle
 617                .scroll_to_item(selected_entry, ScrollStrategy::Center);
 618        }
 619
 620        cx.notify();
 621    }
 622
 623    fn select_first(&mut self, _: &SelectFirst, _window: &mut Window, cx: &mut Context<Self>) {
 624        if !self.entries.is_empty() {
 625            self.selected_entry = Some(1);
 626            self.scroll_to_selected_entry(cx);
 627        }
 628    }
 629
 630    fn select_previous(
 631        &mut self,
 632        _: &SelectPrevious,
 633        _window: &mut Window,
 634        cx: &mut Context<Self>,
 635    ) {
 636        let item_count = self.entries.len();
 637        if item_count == 0 {
 638            return;
 639        }
 640
 641        if let Some(selected_entry) = self.selected_entry {
 642            let new_selected_entry = if selected_entry > 0 {
 643                selected_entry - 1
 644            } else {
 645                selected_entry
 646            };
 647
 648            if matches!(
 649                self.entries.get(new_selected_entry),
 650                Some(GitListEntry::Header(..))
 651            ) {
 652                if new_selected_entry > 0 {
 653                    self.selected_entry = Some(new_selected_entry - 1)
 654                }
 655            } else {
 656                self.selected_entry = Some(new_selected_entry);
 657            }
 658
 659            self.scroll_to_selected_entry(cx);
 660        }
 661
 662        cx.notify();
 663    }
 664
 665    fn select_next(&mut self, _: &SelectNext, _window: &mut Window, cx: &mut Context<Self>) {
 666        let item_count = self.entries.len();
 667        if item_count == 0 {
 668            return;
 669        }
 670
 671        if let Some(selected_entry) = self.selected_entry {
 672            let new_selected_entry = if selected_entry < item_count - 1 {
 673                selected_entry + 1
 674            } else {
 675                selected_entry
 676            };
 677            if matches!(
 678                self.entries.get(new_selected_entry),
 679                Some(GitListEntry::Header(..))
 680            ) {
 681                self.selected_entry = Some(new_selected_entry + 1);
 682            } else {
 683                self.selected_entry = Some(new_selected_entry);
 684            }
 685
 686            self.scroll_to_selected_entry(cx);
 687        }
 688
 689        cx.notify();
 690    }
 691
 692    fn select_last(&mut self, _: &SelectLast, _window: &mut Window, cx: &mut Context<Self>) {
 693        if self.entries.last().is_some() {
 694            self.selected_entry = Some(self.entries.len() - 1);
 695            self.scroll_to_selected_entry(cx);
 696        }
 697    }
 698
 699    fn focus_editor(&mut self, _: &FocusEditor, window: &mut Window, cx: &mut Context<Self>) {
 700        self.commit_editor.update(cx, |editor, cx| {
 701            window.focus(&editor.focus_handle(cx));
 702        });
 703        cx.notify();
 704    }
 705
 706    fn select_first_entry_if_none(&mut self, cx: &mut Context<Self>) {
 707        let have_entries = self
 708            .active_repository
 709            .as_ref()
 710            .map_or(false, |active_repository| {
 711                active_repository.read(cx).entry_count() > 0
 712            });
 713        if have_entries && self.selected_entry.is_none() {
 714            self.selected_entry = Some(1);
 715            self.scroll_to_selected_entry(cx);
 716            cx.notify();
 717        }
 718    }
 719
 720    fn focus_changes_list(
 721        &mut self,
 722        _: &FocusChanges,
 723        window: &mut Window,
 724        cx: &mut Context<Self>,
 725    ) {
 726        self.select_first_entry_if_none(cx);
 727
 728        cx.focus_self(window);
 729        cx.notify();
 730    }
 731
 732    fn get_selected_entry(&self) -> Option<&GitListEntry> {
 733        self.selected_entry.and_then(|i| self.entries.get(i))
 734    }
 735
 736    fn open_diff(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
 737        maybe!({
 738            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
 739            let workspace = self.workspace.upgrade()?;
 740            let git_repo = self.active_repository.as_ref()?;
 741
 742            if let Some(project_diff) = workspace.read(cx).active_item_as::<ProjectDiff>(cx) {
 743                if let Some(project_path) = project_diff.read(cx).active_path(cx) {
 744                    if Some(&entry.repo_path)
 745                        == git_repo
 746                            .read(cx)
 747                            .project_path_to_repo_path(&project_path)
 748                            .as_ref()
 749                    {
 750                        project_diff.focus_handle(cx).focus(window);
 751                        project_diff.update(cx, |project_diff, cx| project_diff.autoscroll(cx));
 752                        return None;
 753                    }
 754                }
 755            };
 756
 757            if entry.worktree_path.starts_with("..") {
 758                self.workspace
 759                    .update(cx, |workspace, cx| {
 760                        workspace
 761                            .open_abs_path(
 762                                entry.abs_path.clone(),
 763                                OpenOptions {
 764                                    visible: Some(OpenVisible::All),
 765                                    focus: Some(false),
 766                                    ..Default::default()
 767                                },
 768                                window,
 769                                cx,
 770                            )
 771                            .detach_and_log_err(cx);
 772                    })
 773                    .ok();
 774            } else {
 775                self.workspace
 776                    .update(cx, |workspace, cx| {
 777                        ProjectDiff::deploy_at(workspace, Some(entry.clone()), window, cx);
 778                    })
 779                    .ok();
 780                self.focus_handle.focus(window);
 781            }
 782
 783            Some(())
 784        });
 785    }
 786
 787    fn open_file(
 788        &mut self,
 789        _: &menu::SecondaryConfirm,
 790        window: &mut Window,
 791        cx: &mut Context<Self>,
 792    ) {
 793        maybe!({
 794            let entry = self.entries.get(self.selected_entry?)?.status_entry()?;
 795            let active_repo = self.active_repository.as_ref()?;
 796            let path = active_repo
 797                .read(cx)
 798                .repo_path_to_project_path(&entry.repo_path)?;
 799            if entry.status.is_deleted() {
 800                return None;
 801            }
 802
 803            self.workspace
 804                .update(cx, |workspace, cx| {
 805                    workspace
 806                        .open_path_preview(path, None, false, false, true, window, cx)
 807                        .detach_and_prompt_err("Failed to open file", window, cx, |e, _, _| {
 808                            Some(format!("{e}"))
 809                        });
 810                })
 811                .ok()
 812        });
 813    }
 814
 815    fn revert_selected(
 816        &mut self,
 817        _: &git::RestoreFile,
 818        window: &mut Window,
 819        cx: &mut Context<Self>,
 820    ) {
 821        maybe!({
 822            let list_entry = self.entries.get(self.selected_entry?)?.clone();
 823            let entry = list_entry.status_entry()?;
 824            self.revert_entry(&entry, window, cx);
 825            Some(())
 826        });
 827    }
 828
 829    fn revert_entry(
 830        &mut self,
 831        entry: &GitStatusEntry,
 832        window: &mut Window,
 833        cx: &mut Context<Self>,
 834    ) {
 835        maybe!({
 836            let active_repo = self.active_repository.clone()?;
 837            let path = active_repo
 838                .read(cx)
 839                .repo_path_to_project_path(&entry.repo_path)?;
 840            let workspace = self.workspace.clone();
 841
 842            if entry.status.staging().has_staged() {
 843                self.change_file_stage(false, vec![entry.clone()], cx);
 844            }
 845            let filename = path.path.file_name()?.to_string_lossy();
 846
 847            if !entry.status.is_created() {
 848                self.perform_checkout(vec![entry.clone()], cx);
 849            } else {
 850                let prompt = prompt(&format!("Trash {}?", filename), None, window, cx);
 851                cx.spawn_in(window, |_, mut cx| async move {
 852                    match prompt.await? {
 853                        TrashCancel::Trash => {}
 854                        TrashCancel::Cancel => return Ok(()),
 855                    }
 856                    let task = workspace.update(&mut cx, |workspace, cx| {
 857                        workspace
 858                            .project()
 859                            .update(cx, |project, cx| project.delete_file(path, true, cx))
 860                    })?;
 861                    if let Some(task) = task {
 862                        task.await?;
 863                    }
 864                    Ok(())
 865                })
 866                .detach_and_prompt_err(
 867                    "Failed to trash file",
 868                    window,
 869                    cx,
 870                    |e, _, _| Some(format!("{e}")),
 871                );
 872            }
 873            Some(())
 874        });
 875    }
 876
 877    fn perform_checkout(&mut self, entries: Vec<GitStatusEntry>, cx: &mut Context<Self>) {
 878        let workspace = self.workspace.clone();
 879        let Some(active_repository) = self.active_repository.clone() else {
 880            return;
 881        };
 882
 883        let op_id = self.pending.iter().map(|p| p.op_id).max().unwrap_or(0) + 1;
 884        self.pending.push(PendingOperation {
 885            op_id,
 886            target_status: TargetStatus::Reverted,
 887            entries: entries.clone(),
 888            finished: false,
 889        });
 890        self.update_visible_entries(cx);
 891        let task = cx.spawn(|_, mut cx| async move {
 892            let tasks: Vec<_> = workspace.update(&mut cx, |workspace, cx| {
 893                workspace.project().update(cx, |project, cx| {
 894                    entries
 895                        .iter()
 896                        .filter_map(|entry| {
 897                            let path = active_repository
 898                                .read(cx)
 899                                .repo_path_to_project_path(&entry.repo_path)?;
 900                            Some(project.open_buffer(path, cx))
 901                        })
 902                        .collect()
 903                })
 904            })?;
 905
 906            let buffers = futures::future::join_all(tasks).await;
 907
 908            active_repository
 909                .update(&mut cx, |repo, cx| {
 910                    repo.checkout_files(
 911                        "HEAD",
 912                        entries
 913                            .iter()
 914                            .map(|entries| entries.repo_path.clone())
 915                            .collect(),
 916                        cx,
 917                    )
 918                })?
 919                .await??;
 920
 921            let tasks: Vec<_> = cx.update(|cx| {
 922                buffers
 923                    .iter()
 924                    .filter_map(|buffer| {
 925                        buffer.as_ref().ok()?.update(cx, |buffer, cx| {
 926                            buffer.is_dirty().then(|| buffer.reload(cx))
 927                        })
 928                    })
 929                    .collect()
 930            })?;
 931
 932            futures::future::join_all(tasks).await;
 933
 934            Ok(())
 935        });
 936
 937        cx.spawn(|this, mut cx| async move {
 938            let result = task.await;
 939
 940            this.update(&mut cx, |this, cx| {
 941                for pending in this.pending.iter_mut() {
 942                    if pending.op_id == op_id {
 943                        pending.finished = true;
 944                        if result.is_err() {
 945                            pending.target_status = TargetStatus::Unchanged;
 946                            this.update_visible_entries(cx);
 947                        }
 948                        break;
 949                    }
 950                }
 951                result
 952                    .map_err(|e| {
 953                        this.show_err_toast(e, cx);
 954                    })
 955                    .ok();
 956            })
 957            .ok();
 958        })
 959        .detach();
 960    }
 961
 962    fn restore_tracked_files(
 963        &mut self,
 964        _: &RestoreTrackedFiles,
 965        window: &mut Window,
 966        cx: &mut Context<Self>,
 967    ) {
 968        let entries = self
 969            .entries
 970            .iter()
 971            .filter_map(|entry| entry.status_entry().cloned())
 972            .filter(|status_entry| !status_entry.status.is_created())
 973            .collect::<Vec<_>>();
 974
 975        match entries.len() {
 976            0 => return,
 977            1 => return self.revert_entry(&entries[0], window, cx),
 978            _ => {}
 979        }
 980        let mut details = entries
 981            .iter()
 982            .filter_map(|entry| entry.repo_path.0.file_name())
 983            .map(|filename| filename.to_string_lossy())
 984            .take(5)
 985            .join("\n");
 986        if entries.len() > 5 {
 987            details.push_str(&format!("\nand {} more…", entries.len() - 5))
 988        }
 989
 990        #[derive(strum::EnumIter, strum::VariantNames)]
 991        #[strum(serialize_all = "title_case")]
 992        enum RestoreCancel {
 993            RestoreTrackedFiles,
 994            Cancel,
 995        }
 996        let prompt = prompt(
 997            "Discard changes to these files?",
 998            Some(&details),
 999            window,
1000            cx,
1001        );
1002        cx.spawn(|this, mut cx| async move {
1003            match prompt.await {
1004                Ok(RestoreCancel::RestoreTrackedFiles) => {
1005                    this.update(&mut cx, |this, cx| {
1006                        this.perform_checkout(entries, cx);
1007                    })
1008                    .ok();
1009                }
1010                _ => {
1011                    return;
1012                }
1013            }
1014        })
1015        .detach();
1016    }
1017
1018    fn clean_all(&mut self, _: &TrashUntrackedFiles, window: &mut Window, cx: &mut Context<Self>) {
1019        let workspace = self.workspace.clone();
1020        let Some(active_repo) = self.active_repository.clone() else {
1021            return;
1022        };
1023        let to_delete = self
1024            .entries
1025            .iter()
1026            .filter_map(|entry| entry.status_entry())
1027            .filter(|status_entry| status_entry.status.is_created())
1028            .cloned()
1029            .collect::<Vec<_>>();
1030
1031        match to_delete.len() {
1032            0 => return,
1033            1 => return self.revert_entry(&to_delete[0], window, cx),
1034            _ => {}
1035        };
1036
1037        let mut details = to_delete
1038            .iter()
1039            .map(|entry| {
1040                entry
1041                    .repo_path
1042                    .0
1043                    .file_name()
1044                    .map(|f| f.to_string_lossy())
1045                    .unwrap_or_default()
1046            })
1047            .take(5)
1048            .join("\n");
1049
1050        if to_delete.len() > 5 {
1051            details.push_str(&format!("\nand {} more…", to_delete.len() - 5))
1052        }
1053
1054        let prompt = prompt("Trash these files?", Some(&details), window, cx);
1055        cx.spawn_in(window, |this, mut cx| async move {
1056            match prompt.await? {
1057                TrashCancel::Trash => {}
1058                TrashCancel::Cancel => return Ok(()),
1059            }
1060            let tasks = workspace.update(&mut cx, |workspace, cx| {
1061                to_delete
1062                    .iter()
1063                    .filter_map(|entry| {
1064                        workspace.project().update(cx, |project, cx| {
1065                            let project_path = active_repo
1066                                .read(cx)
1067                                .repo_path_to_project_path(&entry.repo_path)?;
1068                            project.delete_file(project_path, true, cx)
1069                        })
1070                    })
1071                    .collect::<Vec<_>>()
1072            })?;
1073            let to_unstage = to_delete
1074                .into_iter()
1075                .filter(|entry| !entry.status.staging().is_fully_unstaged())
1076                .collect();
1077            this.update(&mut cx, |this, cx| {
1078                this.change_file_stage(false, to_unstage, cx)
1079            })?;
1080            for task in tasks {
1081                task.await?;
1082            }
1083            Ok(())
1084        })
1085        .detach_and_prompt_err("Failed to trash files", window, cx, |e, _, _| {
1086            Some(format!("{e}"))
1087        });
1088    }
1089
1090    pub fn stage_all(&mut self, _: &StageAll, _window: &mut Window, cx: &mut Context<Self>) {
1091        let entries = self
1092            .entries
1093            .iter()
1094            .filter_map(|entry| entry.status_entry())
1095            .filter(|status_entry| status_entry.staging.has_unstaged())
1096            .cloned()
1097            .collect::<Vec<_>>();
1098        self.change_file_stage(true, entries, cx);
1099    }
1100
1101    pub fn unstage_all(&mut self, _: &UnstageAll, _window: &mut Window, cx: &mut Context<Self>) {
1102        let entries = self
1103            .entries
1104            .iter()
1105            .filter_map(|entry| entry.status_entry())
1106            .filter(|status_entry| status_entry.staging.has_staged())
1107            .cloned()
1108            .collect::<Vec<_>>();
1109        self.change_file_stage(false, entries, cx);
1110    }
1111
1112    fn toggle_staged_for_entry(
1113        &mut self,
1114        entry: &GitListEntry,
1115        _window: &mut Window,
1116        cx: &mut Context<Self>,
1117    ) {
1118        let Some(active_repository) = self.active_repository.as_ref() else {
1119            return;
1120        };
1121        let (stage, repo_paths) = match entry {
1122            GitListEntry::GitStatusEntry(status_entry) => {
1123                if status_entry.status.staging().is_fully_staged() {
1124                    (false, vec![status_entry.clone()])
1125                } else {
1126                    (true, vec![status_entry.clone()])
1127                }
1128            }
1129            GitListEntry::Header(section) => {
1130                let goal_staged_state = !self.header_state(section.header).selected();
1131                let repository = active_repository.read(cx);
1132                let entries = self
1133                    .entries
1134                    .iter()
1135                    .filter_map(|entry| entry.status_entry())
1136                    .filter(|status_entry| {
1137                        section.contains(&status_entry, repository)
1138                            && status_entry.staging.as_bool() != Some(goal_staged_state)
1139                    })
1140                    .map(|status_entry| status_entry.clone())
1141                    .collect::<Vec<_>>();
1142
1143                (goal_staged_state, entries)
1144            }
1145        };
1146        self.change_file_stage(stage, repo_paths, cx);
1147    }
1148
1149    fn change_file_stage(
1150        &mut self,
1151        stage: bool,
1152        entries: Vec<GitStatusEntry>,
1153        cx: &mut Context<Self>,
1154    ) {
1155        let Some(active_repository) = self.active_repository.clone() else {
1156            return;
1157        };
1158        let op_id = self.pending.iter().map(|p| p.op_id).max().unwrap_or(0) + 1;
1159        self.pending.push(PendingOperation {
1160            op_id,
1161            target_status: if stage {
1162                TargetStatus::Staged
1163            } else {
1164                TargetStatus::Unstaged
1165            },
1166            entries: entries.clone(),
1167            finished: false,
1168        });
1169        let repository = active_repository.read(cx);
1170        self.update_counts(repository);
1171        cx.notify();
1172
1173        cx.spawn({
1174            |this, mut cx| async move {
1175                let result = cx
1176                    .update(|cx| {
1177                        if stage {
1178                            active_repository.update(cx, |repo, cx| {
1179                                let repo_paths = entries
1180                                    .iter()
1181                                    .map(|entry| entry.repo_path.clone())
1182                                    .collect();
1183                                repo.stage_entries(repo_paths, cx)
1184                            })
1185                        } else {
1186                            active_repository.update(cx, |repo, cx| {
1187                                let repo_paths = entries
1188                                    .iter()
1189                                    .map(|entry| entry.repo_path.clone())
1190                                    .collect();
1191                                repo.unstage_entries(repo_paths, cx)
1192                            })
1193                        }
1194                    })?
1195                    .await;
1196
1197                this.update(&mut cx, |this, cx| {
1198                    for pending in this.pending.iter_mut() {
1199                        if pending.op_id == op_id {
1200                            pending.finished = true
1201                        }
1202                    }
1203                    result
1204                        .map_err(|e| {
1205                            this.show_err_toast(e, cx);
1206                        })
1207                        .ok();
1208                    cx.notify();
1209                })
1210            }
1211        })
1212        .detach();
1213    }
1214
1215    pub fn total_staged_count(&self) -> usize {
1216        self.tracked_staged_count + self.new_staged_count + self.conflicted_staged_count
1217    }
1218
1219    pub fn commit_message_buffer(&self, cx: &App) -> Entity<Buffer> {
1220        self.commit_editor
1221            .read(cx)
1222            .buffer()
1223            .read(cx)
1224            .as_singleton()
1225            .unwrap()
1226            .clone()
1227    }
1228
1229    fn toggle_staged_for_selected(
1230        &mut self,
1231        _: &git::ToggleStaged,
1232        window: &mut Window,
1233        cx: &mut Context<Self>,
1234    ) {
1235        if let Some(selected_entry) = self.get_selected_entry().cloned() {
1236            self.toggle_staged_for_entry(&selected_entry, window, cx);
1237        }
1238    }
1239
1240    fn stage_selected(&mut self, _: &git::StageFile, _window: &mut Window, cx: &mut Context<Self>) {
1241        let Some(selected_entry) = self.get_selected_entry() else {
1242            return;
1243        };
1244        let Some(status_entry) = selected_entry.status_entry() else {
1245            return;
1246        };
1247        if status_entry.staging != StageStatus::Staged {
1248            self.change_file_stage(true, vec![status_entry.clone()], cx);
1249        }
1250    }
1251
1252    fn unstage_selected(
1253        &mut self,
1254        _: &git::UnstageFile,
1255        _window: &mut Window,
1256        cx: &mut Context<Self>,
1257    ) {
1258        let Some(selected_entry) = self.get_selected_entry() else {
1259            return;
1260        };
1261        let Some(status_entry) = selected_entry.status_entry() else {
1262            return;
1263        };
1264        if status_entry.staging != StageStatus::Unstaged {
1265            self.change_file_stage(false, vec![status_entry.clone()], cx);
1266        }
1267    }
1268
1269    fn commit(&mut self, _: &git::Commit, window: &mut Window, cx: &mut Context<Self>) {
1270        if self
1271            .commit_editor
1272            .focus_handle(cx)
1273            .contains_focused(window, cx)
1274        {
1275            telemetry::event!("Git Committed", source = "Git Panel");
1276            self.commit_changes(window, cx)
1277        } else {
1278            cx.propagate();
1279        }
1280    }
1281
1282    fn custom_or_suggested_commit_message(&self, cx: &mut Context<Self>) -> Option<String> {
1283        let message = self.commit_editor.read(cx).text(cx);
1284
1285        if !message.trim().is_empty() {
1286            return Some(message.to_string());
1287        }
1288
1289        self.suggest_commit_message()
1290            .filter(|message| !message.trim().is_empty())
1291    }
1292
1293    pub(crate) fn commit_changes(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1294        let Some(active_repository) = self.active_repository.clone() else {
1295            return;
1296        };
1297        let error_spawn = |message, window: &mut Window, cx: &mut App| {
1298            let prompt = window.prompt(PromptLevel::Warning, message, None, &["Ok"], cx);
1299            cx.spawn(|_| async move {
1300                prompt.await.ok();
1301            })
1302            .detach();
1303        };
1304
1305        if self.has_unstaged_conflicts() {
1306            error_spawn(
1307                "There are still conflicts. You must stage these before committing",
1308                window,
1309                cx,
1310            );
1311            return;
1312        }
1313
1314        let commit_message = self.custom_or_suggested_commit_message(cx);
1315
1316        let Some(mut message) = commit_message else {
1317            self.commit_editor.read(cx).focus_handle(cx).focus(window);
1318            return;
1319        };
1320
1321        if self.add_coauthors {
1322            self.fill_co_authors(&mut message, cx);
1323        }
1324
1325        let task = if self.has_staged_changes() {
1326            // Repository serializes all git operations, so we can just send a commit immediately
1327            let commit_task =
1328                active_repository.update(cx, |repo, cx| repo.commit(message.into(), None, cx));
1329            cx.background_spawn(async move { commit_task.await? })
1330        } else {
1331            let changed_files = self
1332                .entries
1333                .iter()
1334                .filter_map(|entry| entry.status_entry())
1335                .filter(|status_entry| !status_entry.status.is_created())
1336                .map(|status_entry| status_entry.repo_path.clone())
1337                .collect::<Vec<_>>();
1338
1339            if changed_files.is_empty() {
1340                error_spawn("No changes to commit", window, cx);
1341                return;
1342            }
1343
1344            let stage_task =
1345                active_repository.update(cx, |repo, cx| repo.stage_entries(changed_files, cx));
1346            cx.spawn(|_, mut cx| async move {
1347                stage_task.await?;
1348                let commit_task = active_repository
1349                    .update(&mut cx, |repo, cx| repo.commit(message.into(), None, cx))?;
1350                commit_task.await?
1351            })
1352        };
1353        let task = cx.spawn_in(window, |this, mut cx| async move {
1354            let result = task.await;
1355            this.update_in(&mut cx, |this, window, cx| {
1356                this.pending_commit.take();
1357                match result {
1358                    Ok(()) => {
1359                        this.commit_editor
1360                            .update(cx, |editor, cx| editor.clear(window, cx));
1361                    }
1362                    Err(e) => this.show_err_toast(e, cx),
1363                }
1364            })
1365            .ok();
1366        });
1367
1368        self.pending_commit = Some(task);
1369    }
1370
1371    fn uncommit(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1372        let Some(repo) = self.active_repository.clone() else {
1373            return;
1374        };
1375        telemetry::event!("Git Uncommitted");
1376
1377        let confirmation = self.check_for_pushed_commits(window, cx);
1378        let prior_head = self.load_commit_details("HEAD", cx);
1379
1380        let task = cx.spawn_in(window, |this, mut cx| async move {
1381            let result = maybe!(async {
1382                if let Ok(true) = confirmation.await {
1383                    let prior_head = prior_head.await?;
1384
1385                    repo.update(&mut cx, |repo, cx| repo.reset("HEAD^", ResetMode::Soft, cx))?
1386                        .await??;
1387
1388                    Ok(Some(prior_head))
1389                } else {
1390                    Ok(None)
1391                }
1392            })
1393            .await;
1394
1395            this.update_in(&mut cx, |this, window, cx| {
1396                this.pending_commit.take();
1397                match result {
1398                    Ok(None) => {}
1399                    Ok(Some(prior_commit)) => {
1400                        this.commit_editor.update(cx, |editor, cx| {
1401                            editor.set_text(prior_commit.message, window, cx)
1402                        });
1403                    }
1404                    Err(e) => this.show_err_toast(e, cx),
1405                }
1406            })
1407            .ok();
1408        });
1409
1410        self.pending_commit = Some(task);
1411    }
1412
1413    fn check_for_pushed_commits(
1414        &mut self,
1415        window: &mut Window,
1416        cx: &mut Context<Self>,
1417    ) -> impl Future<Output = Result<bool, anyhow::Error>> {
1418        let repo = self.active_repository.clone();
1419        let mut cx = window.to_async(cx);
1420
1421        async move {
1422            let Some(repo) = repo else {
1423                return Err(anyhow::anyhow!("No active repository"));
1424            };
1425
1426            let pushed_to: Vec<SharedString> = repo
1427                .update(&mut cx, |repo, _| repo.check_for_pushed_commits())?
1428                .await??;
1429
1430            if pushed_to.is_empty() {
1431                Ok(true)
1432            } else {
1433                #[derive(strum::EnumIter, strum::VariantNames)]
1434                #[strum(serialize_all = "title_case")]
1435                enum CancelUncommit {
1436                    Uncommit,
1437                    Cancel,
1438                }
1439                let detail = format!(
1440                    "This commit was already pushed to {}.",
1441                    pushed_to.into_iter().join(", ")
1442                );
1443                let result = cx
1444                    .update(|window, cx| prompt("Are you sure?", Some(&detail), window, cx))?
1445                    .await?;
1446
1447                match result {
1448                    CancelUncommit::Cancel => Ok(false),
1449                    CancelUncommit::Uncommit => Ok(true),
1450                }
1451            }
1452        }
1453    }
1454
1455    /// Suggests a commit message based on the changed files and their statuses
1456    pub fn suggest_commit_message(&self) -> Option<String> {
1457        let git_status_entry = if let Some(staged_entry) = &self.single_staged_entry {
1458            Some(staged_entry)
1459        } else if let Some(single_tracked_entry) = &self.single_tracked_entry {
1460            Some(single_tracked_entry)
1461        } else {
1462            None
1463        }?;
1464
1465        let action_text = if git_status_entry.status.is_deleted() {
1466            Some("Delete")
1467        } else if git_status_entry.status.is_created() {
1468            Some("Create")
1469        } else if git_status_entry.status.is_modified() {
1470            Some("Update")
1471        } else {
1472            None
1473        }?;
1474
1475        let file_name = git_status_entry
1476            .repo_path
1477            .file_name()
1478            .unwrap_or_default()
1479            .to_string_lossy();
1480
1481        Some(format!("{} {}", action_text, file_name))
1482    }
1483
1484    fn generate_commit_message_action(
1485        &mut self,
1486        _: &git::GenerateCommitMessage,
1487        _window: &mut Window,
1488        cx: &mut Context<Self>,
1489    ) {
1490        self.generate_commit_message(cx);
1491    }
1492
1493    /// Generates a commit message using an LLM.
1494    pub fn generate_commit_message(&mut self, cx: &mut Context<Self>) {
1495        if !self.can_commit() {
1496            return;
1497        }
1498
1499        let model = match current_language_model(cx) {
1500            Some(value) => value,
1501            None => return,
1502        };
1503
1504        let Some(repo) = self.active_repository.as_ref() else {
1505            return;
1506        };
1507
1508        telemetry::event!("Git Commit Message Generated");
1509
1510        let diff = repo.update(cx, |repo, cx| {
1511            if self.has_staged_changes() {
1512                repo.diff(DiffType::HeadToIndex, cx)
1513            } else {
1514                repo.diff(DiffType::HeadToWorktree, cx)
1515            }
1516        });
1517
1518        self.generate_commit_message_task = Some(cx.spawn(|this, mut cx| {
1519            async move {
1520                let _defer = util::defer({
1521                    let mut cx = cx.clone();
1522                    let this = this.clone();
1523                    move || {
1524                        this.update(&mut cx, |this, _cx| {
1525                            this.generate_commit_message_task.take();
1526                        })
1527                        .ok();
1528                    }
1529                });
1530
1531                let mut diff_text = diff.await??;
1532
1533                const ONE_MB: usize = 1_000_000;
1534                if diff_text.len() > ONE_MB {
1535                    diff_text = diff_text.chars().take(ONE_MB).collect()
1536                }
1537
1538                let subject = this.update(&mut cx, |this, cx| {
1539                    this.commit_editor.read(cx).text(cx).lines().next().map(ToOwned::to_owned).unwrap_or_default()
1540                })?;
1541
1542                let text_empty = subject.trim().is_empty();
1543
1544                let content = if text_empty {
1545                    format!("{PROMPT}\nHere are the changes in this commit:\n{diff_text}")
1546                } else {
1547                    format!("{PROMPT}\nHere is the user's subject line:\n{subject}\nHere are the changes in this commit:\n{diff_text}\n")
1548                };
1549
1550                const PROMPT: &str = include_str!("commit_message_prompt.txt");
1551
1552                let request = LanguageModelRequest {
1553                    messages: vec![LanguageModelRequestMessage {
1554                        role: Role::User,
1555                        content: vec![content.into()],
1556                        cache: false,
1557                    }],
1558                    tools: Vec::new(),
1559                    stop: Vec::new(),
1560                    temperature: None,
1561                };
1562
1563                let stream = model.stream_completion_text(request, &cx);
1564                let mut messages = stream.await?;
1565
1566                if !text_empty {
1567                    this.update(&mut cx, |this, cx| {
1568                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
1569                            let insert_position = buffer.anchor_before(buffer.len());
1570                            buffer.edit([(insert_position..insert_position, "\n")], None, cx)
1571                        });
1572                    })?;
1573                }
1574
1575                while let Some(message) = messages.stream.next().await {
1576                    let text = message?;
1577
1578                    this.update(&mut cx, |this, cx| {
1579                        this.commit_message_buffer(cx).update(cx, |buffer, cx| {
1580                            let insert_position = buffer.anchor_before(buffer.len());
1581                            buffer.edit([(insert_position..insert_position, text)], None, cx);
1582                        });
1583                    })?;
1584                }
1585
1586                anyhow::Ok(())
1587            }
1588            .log_err()
1589        }));
1590    }
1591
1592    fn update_editor_placeholder(&mut self, cx: &mut Context<Self>) {
1593        let suggested_commit_message = self.suggest_commit_message();
1594        let placeholder_text = suggested_commit_message
1595            .as_deref()
1596            .unwrap_or("Enter commit message");
1597
1598        self.commit_editor.update(cx, |editor, cx| {
1599            editor.set_placeholder_text(Arc::from(placeholder_text), cx)
1600        });
1601
1602        cx.notify();
1603    }
1604
1605    pub(crate) fn fetch(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1606        if !self.can_push_and_pull(cx) {
1607            return;
1608        }
1609
1610        let Some(repo) = self.active_repository.clone() else {
1611            return;
1612        };
1613        telemetry::event!("Git Fetched");
1614        let guard = self.start_remote_operation();
1615        let askpass = self.askpass_delegate("git fetch", window, cx);
1616        cx.spawn(|this, mut cx| async move {
1617            let fetch = repo.update(&mut cx, |repo, cx| repo.fetch(askpass, cx))?;
1618
1619            let remote_message = fetch.await?;
1620            drop(guard);
1621            this.update(&mut cx, |this, cx| {
1622                match remote_message {
1623                    Ok(remote_message) => {
1624                        this.show_remote_output(RemoteAction::Fetch, remote_message, cx);
1625                    }
1626                    Err(e) => {
1627                        log::error!("Error while fetching {:?}", e);
1628                        this.show_err_toast(e, cx);
1629                    }
1630                }
1631
1632                anyhow::Ok(())
1633            })
1634            .ok();
1635            anyhow::Ok(())
1636        })
1637        .detach_and_log_err(cx);
1638    }
1639
1640    pub(crate) fn pull(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1641        if !self.can_push_and_pull(cx) {
1642            return;
1643        }
1644        let Some(repo) = self.active_repository.clone() else {
1645            return;
1646        };
1647        let Some(branch) = repo.read(cx).current_branch() else {
1648            return;
1649        };
1650        telemetry::event!("Git Pulled");
1651        let branch = branch.clone();
1652        let remote = self.get_current_remote(window, cx);
1653        cx.spawn_in(window, move |this, mut cx| async move {
1654            let remote = match remote.await {
1655                Ok(Some(remote)) => remote,
1656                Ok(None) => {
1657                    return Ok(());
1658                }
1659                Err(e) => {
1660                    log::error!("Failed to get current remote: {}", e);
1661                    this.update(&mut cx, |this, cx| this.show_err_toast(e, cx))
1662                        .ok();
1663                    return Ok(());
1664                }
1665            };
1666
1667            let askpass = this.update_in(&mut cx, |this, window, cx| {
1668                this.askpass_delegate(format!("git pull {}", remote.name), window, cx)
1669            })?;
1670
1671            let guard = this
1672                .update(&mut cx, |this, _| this.start_remote_operation())
1673                .ok();
1674
1675            let pull = repo.update(&mut cx, |repo, cx| {
1676                repo.pull(branch.name.clone(), remote.name.clone(), askpass, cx)
1677            })?;
1678
1679            let remote_message = pull.await?;
1680            drop(guard);
1681
1682            this.update(&mut cx, |this, cx| match remote_message {
1683                Ok(remote_message) => {
1684                    this.show_remote_output(RemoteAction::Pull, remote_message, cx)
1685                }
1686                Err(err) => {
1687                    log::error!("Error while pull {:?}", err);
1688                    this.show_err_toast(err, cx)
1689                }
1690            })
1691            .ok();
1692
1693            anyhow::Ok(())
1694        })
1695        .detach_and_log_err(cx);
1696    }
1697
1698    pub(crate) fn push(&mut self, force_push: bool, window: &mut Window, cx: &mut Context<Self>) {
1699        if !self.can_push_and_pull(cx) {
1700            return;
1701        }
1702        let Some(repo) = self.active_repository.clone() else {
1703            return;
1704        };
1705        let Some(branch) = repo.read(cx).current_branch() else {
1706            return;
1707        };
1708        telemetry::event!("Git Pushed");
1709        let branch = branch.clone();
1710        let options = if force_push {
1711            PushOptions::Force
1712        } else {
1713            PushOptions::SetUpstream
1714        };
1715        let remote = self.get_current_remote(window, cx);
1716
1717        cx.spawn_in(window, move |this, mut cx| async move {
1718            let remote = match remote.await {
1719                Ok(Some(remote)) => remote,
1720                Ok(None) => {
1721                    return Ok(());
1722                }
1723                Err(e) => {
1724                    log::error!("Failed to get current remote: {}", e);
1725                    this.update(&mut cx, |this, cx| this.show_err_toast(e, cx))
1726                        .ok();
1727                    return Ok(());
1728                }
1729            };
1730
1731            let askpass_delegate = this.update_in(&mut cx, |this, window, cx| {
1732                this.askpass_delegate(format!("git push {}", remote.name), window, cx)
1733            })?;
1734
1735            let guard = this
1736                .update(&mut cx, |this, _| this.start_remote_operation())
1737                .ok();
1738
1739            let push = repo.update(&mut cx, |repo, cx| {
1740                repo.push(
1741                    branch.name.clone(),
1742                    remote.name.clone(),
1743                    Some(options),
1744                    askpass_delegate,
1745                    cx,
1746                )
1747            })?;
1748
1749            let remote_output = push.await?;
1750            drop(guard);
1751
1752            this.update(&mut cx, |this, cx| match remote_output {
1753                Ok(remote_message) => {
1754                    this.show_remote_output(RemoteAction::Push(remote), remote_message, cx);
1755                }
1756                Err(e) => {
1757                    log::error!("Error while pushing {:?}", e);
1758                    this.show_err_toast(e, cx);
1759                }
1760            })?;
1761
1762            anyhow::Ok(())
1763        })
1764        .detach_and_log_err(cx);
1765    }
1766
1767    fn askpass_delegate(
1768        &self,
1769        operation: impl Into<SharedString>,
1770        window: &mut Window,
1771        cx: &mut Context<Self>,
1772    ) -> AskPassDelegate {
1773        let this = cx.weak_entity();
1774        let operation = operation.into();
1775        let window = window.window_handle();
1776        AskPassDelegate::new(&mut cx.to_async(), move |prompt, tx, cx| {
1777            window
1778                .update(cx, |_, window, cx| {
1779                    this.update(cx, |this, cx| {
1780                        this.workspace.update(cx, |workspace, cx| {
1781                            workspace.toggle_modal(window, cx, |window, cx| {
1782                                AskPassModal::new(operation.clone(), prompt.into(), tx, window, cx)
1783                            });
1784                        })
1785                    })
1786                })
1787                .ok();
1788        })
1789    }
1790
1791    fn can_push_and_pull(&self, cx: &App) -> bool {
1792        crate::can_push_and_pull(&self.project, cx)
1793    }
1794
1795    fn get_current_remote(
1796        &mut self,
1797        window: &mut Window,
1798        cx: &mut Context<Self>,
1799    ) -> impl Future<Output = anyhow::Result<Option<Remote>>> {
1800        let repo = self.active_repository.clone();
1801        let workspace = self.workspace.clone();
1802        let mut cx = window.to_async(cx);
1803
1804        async move {
1805            let Some(repo) = repo else {
1806                return Err(anyhow::anyhow!("No active repository"));
1807            };
1808
1809            let mut current_remotes: Vec<Remote> = repo
1810                .update(&mut cx, |repo, _| {
1811                    let Some(current_branch) = repo.current_branch() else {
1812                        return Err(anyhow::anyhow!("No active branch"));
1813                    };
1814
1815                    Ok(repo.get_remotes(Some(current_branch.name.to_string())))
1816                })??
1817                .await??;
1818
1819            if current_remotes.len() == 0 {
1820                return Err(anyhow::anyhow!("No active remote"));
1821            } else if current_remotes.len() == 1 {
1822                return Ok(Some(current_remotes.pop().unwrap()));
1823            } else {
1824                let current_remotes: Vec<_> = current_remotes
1825                    .into_iter()
1826                    .map(|remotes| remotes.name)
1827                    .collect();
1828                let selection = cx
1829                    .update(|window, cx| {
1830                        picker_prompt::prompt(
1831                            "Pick which remote to push to",
1832                            current_remotes.clone(),
1833                            workspace,
1834                            window,
1835                            cx,
1836                        )
1837                    })?
1838                    .await?;
1839
1840                Ok(selection.map(|selection| Remote {
1841                    name: current_remotes[selection].clone(),
1842                }))
1843            }
1844        }
1845    }
1846
1847    fn potential_co_authors(&self, cx: &App) -> Vec<(String, String)> {
1848        let mut new_co_authors = Vec::new();
1849        let project = self.project.read(cx);
1850
1851        let Some(room) = self
1852            .workspace
1853            .upgrade()
1854            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned())
1855        else {
1856            return Vec::default();
1857        };
1858
1859        let room = room.read(cx);
1860
1861        for (peer_id, collaborator) in project.collaborators() {
1862            if collaborator.is_host {
1863                continue;
1864            }
1865
1866            let Some(participant) = room.remote_participant_for_peer_id(*peer_id) else {
1867                continue;
1868            };
1869            if participant.can_write() && participant.user.email.is_some() {
1870                let email = participant.user.email.clone().unwrap();
1871
1872                new_co_authors.push((
1873                    participant
1874                        .user
1875                        .name
1876                        .clone()
1877                        .unwrap_or_else(|| participant.user.github_login.clone()),
1878                    email,
1879                ))
1880            }
1881        }
1882        if !project.is_local() && !project.is_read_only(cx) {
1883            if let Some(user) = room.local_participant_user(cx) {
1884                if let Some(email) = user.email.clone() {
1885                    new_co_authors.push((
1886                        user.name
1887                            .clone()
1888                            .unwrap_or_else(|| user.github_login.clone()),
1889                        email.clone(),
1890                    ))
1891                }
1892            }
1893        }
1894        new_co_authors
1895    }
1896
1897    fn toggle_fill_co_authors(
1898        &mut self,
1899        _: &ToggleFillCoAuthors,
1900        _: &mut Window,
1901        cx: &mut Context<Self>,
1902    ) {
1903        self.add_coauthors = !self.add_coauthors;
1904        cx.notify();
1905    }
1906
1907    fn fill_co_authors(&mut self, message: &mut String, cx: &mut Context<Self>) {
1908        const CO_AUTHOR_PREFIX: &str = "Co-authored-by: ";
1909
1910        let existing_text = message.to_ascii_lowercase();
1911        let lowercase_co_author_prefix = CO_AUTHOR_PREFIX.to_lowercase();
1912        let mut ends_with_co_authors = false;
1913        let existing_co_authors = existing_text
1914            .lines()
1915            .filter_map(|line| {
1916                let line = line.trim();
1917                if line.starts_with(&lowercase_co_author_prefix) {
1918                    ends_with_co_authors = true;
1919                    Some(line)
1920                } else {
1921                    ends_with_co_authors = false;
1922                    None
1923                }
1924            })
1925            .collect::<HashSet<_>>();
1926
1927        let new_co_authors = self
1928            .potential_co_authors(cx)
1929            .into_iter()
1930            .filter(|(_, email)| {
1931                !existing_co_authors
1932                    .iter()
1933                    .any(|existing| existing.contains(email.as_str()))
1934            })
1935            .collect::<Vec<_>>();
1936
1937        if new_co_authors.is_empty() {
1938            return;
1939        }
1940
1941        if !ends_with_co_authors {
1942            message.push('\n');
1943        }
1944        for (name, email) in new_co_authors {
1945            message.push('\n');
1946            message.push_str(CO_AUTHOR_PREFIX);
1947            message.push_str(&name);
1948            message.push_str(" <");
1949            message.push_str(&email);
1950            message.push('>');
1951        }
1952        message.push('\n');
1953    }
1954
1955    fn schedule_update(
1956        &mut self,
1957        clear_pending: bool,
1958        window: &mut Window,
1959        cx: &mut Context<Self>,
1960    ) {
1961        let handle = cx.entity().downgrade();
1962        self.reopen_commit_buffer(window, cx);
1963        self.update_visible_entries_task = cx.spawn_in(window, |_, mut cx| async move {
1964            cx.background_executor().timer(UPDATE_DEBOUNCE).await;
1965            if let Some(git_panel) = handle.upgrade() {
1966                git_panel
1967                    .update_in(&mut cx, |git_panel, _, cx| {
1968                        if clear_pending {
1969                            git_panel.clear_pending();
1970                        }
1971                        git_panel.update_visible_entries(cx);
1972                        git_panel.update_editor_placeholder(cx);
1973                    })
1974                    .ok();
1975            }
1976        });
1977    }
1978
1979    fn reopen_commit_buffer(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1980        let Some(active_repo) = self.active_repository.as_ref() else {
1981            return;
1982        };
1983        let load_buffer = active_repo.update(cx, |active_repo, cx| {
1984            let project = self.project.read(cx);
1985            active_repo.open_commit_buffer(
1986                Some(project.languages().clone()),
1987                project.buffer_store().clone(),
1988                cx,
1989            )
1990        });
1991
1992        cx.spawn_in(window, |git_panel, mut cx| async move {
1993            let buffer = load_buffer.await?;
1994            git_panel.update_in(&mut cx, |git_panel, window, cx| {
1995                if git_panel
1996                    .commit_editor
1997                    .read(cx)
1998                    .buffer()
1999                    .read(cx)
2000                    .as_singleton()
2001                    .as_ref()
2002                    != Some(&buffer)
2003                {
2004                    git_panel.commit_editor = cx.new(|cx| {
2005                        commit_message_editor(
2006                            buffer,
2007                            git_panel.suggest_commit_message().as_deref(),
2008                            git_panel.project.clone(),
2009                            true,
2010                            window,
2011                            cx,
2012                        )
2013                    });
2014                }
2015            })
2016        })
2017        .detach_and_log_err(cx);
2018    }
2019
2020    fn clear_pending(&mut self) {
2021        self.pending.retain(|v| !v.finished)
2022    }
2023
2024    fn update_visible_entries(&mut self, cx: &mut Context<Self>) {
2025        self.entries.clear();
2026        self.single_staged_entry.take();
2027        self.single_staged_entry.take();
2028        let mut changed_entries = Vec::new();
2029        let mut new_entries = Vec::new();
2030        let mut conflict_entries = Vec::new();
2031        let mut last_staged = None;
2032        let mut staged_count = 0;
2033
2034        let Some(repo) = self.active_repository.as_ref() else {
2035            // Just clear entries if no repository is active.
2036            cx.notify();
2037            return;
2038        };
2039
2040        let repo = repo.read(cx);
2041
2042        for entry in repo.status() {
2043            let is_conflict = repo.has_conflict(&entry.repo_path);
2044            let is_new = entry.status.is_created();
2045            let staging = entry.status.staging();
2046
2047            if self.pending.iter().any(|pending| {
2048                pending.target_status == TargetStatus::Reverted
2049                    && !pending.finished
2050                    && pending
2051                        .entries
2052                        .iter()
2053                        .any(|pending| pending.repo_path == entry.repo_path)
2054            }) {
2055                continue;
2056            }
2057
2058            // dot_git_abs path always has at least one component, namely .git.
2059            let abs_path = repo
2060                .dot_git_abs_path
2061                .parent()
2062                .unwrap()
2063                .join(&entry.repo_path);
2064            let worktree_path = repo.repository_entry.unrelativize(&entry.repo_path);
2065            let entry = GitStatusEntry {
2066                repo_path: entry.repo_path.clone(),
2067                worktree_path,
2068                abs_path,
2069                status: entry.status,
2070                staging,
2071            };
2072
2073            if staging.has_staged() {
2074                staged_count += 1;
2075                last_staged = Some(entry.clone());
2076            }
2077
2078            if is_conflict {
2079                conflict_entries.push(entry);
2080            } else if is_new {
2081                new_entries.push(entry);
2082            } else {
2083                changed_entries.push(entry);
2084            }
2085        }
2086
2087        let mut pending_staged_count = 0;
2088        let mut last_pending_staged = None;
2089        let mut pending_status_for_last_staged = None;
2090        for pending in self.pending.iter() {
2091            if pending.target_status == TargetStatus::Staged {
2092                pending_staged_count += pending.entries.len();
2093                last_pending_staged = pending.entries.iter().next().cloned();
2094            }
2095            if let Some(last_staged) = &last_staged {
2096                if pending
2097                    .entries
2098                    .iter()
2099                    .any(|entry| entry.repo_path == last_staged.repo_path)
2100                {
2101                    pending_status_for_last_staged = Some(pending.target_status);
2102                }
2103            }
2104        }
2105
2106        if conflict_entries.len() == 0 && staged_count == 1 && pending_staged_count == 0 {
2107            match pending_status_for_last_staged {
2108                Some(TargetStatus::Staged) | None => {
2109                    self.single_staged_entry = last_staged;
2110                }
2111                _ => {}
2112            }
2113        } else if conflict_entries.len() == 0 && pending_staged_count == 1 {
2114            self.single_staged_entry = last_pending_staged;
2115        }
2116
2117        if conflict_entries.len() == 0 && changed_entries.len() == 1 {
2118            self.single_tracked_entry = changed_entries.first().cloned();
2119        }
2120
2121        if conflict_entries.len() > 0 {
2122            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2123                header: Section::Conflict,
2124            }));
2125            self.entries.extend(
2126                conflict_entries
2127                    .into_iter()
2128                    .map(GitListEntry::GitStatusEntry),
2129            );
2130        }
2131
2132        if changed_entries.len() > 0 {
2133            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2134                header: Section::Tracked,
2135            }));
2136            self.entries.extend(
2137                changed_entries
2138                    .into_iter()
2139                    .map(GitListEntry::GitStatusEntry),
2140            );
2141        }
2142        if new_entries.len() > 0 {
2143            self.entries.push(GitListEntry::Header(GitHeaderEntry {
2144                header: Section::New,
2145            }));
2146            self.entries
2147                .extend(new_entries.into_iter().map(GitListEntry::GitStatusEntry));
2148        }
2149
2150        self.update_counts(repo);
2151
2152        self.select_first_entry_if_none(cx);
2153
2154        cx.notify();
2155    }
2156
2157    fn header_state(&self, header_type: Section) -> ToggleState {
2158        let (staged_count, count) = match header_type {
2159            Section::New => (self.new_staged_count, self.new_count),
2160            Section::Tracked => (self.tracked_staged_count, self.tracked_count),
2161            Section::Conflict => (self.conflicted_staged_count, self.conflicted_count),
2162        };
2163        if staged_count == 0 {
2164            ToggleState::Unselected
2165        } else if count == staged_count {
2166            ToggleState::Selected
2167        } else {
2168            ToggleState::Indeterminate
2169        }
2170    }
2171
2172    fn update_counts(&mut self, repo: &Repository) {
2173        self.conflicted_count = 0;
2174        self.conflicted_staged_count = 0;
2175        self.new_count = 0;
2176        self.tracked_count = 0;
2177        self.new_staged_count = 0;
2178        self.tracked_staged_count = 0;
2179        self.entry_count = 0;
2180        for entry in &self.entries {
2181            let Some(status_entry) = entry.status_entry() else {
2182                continue;
2183            };
2184            self.entry_count += 1;
2185            if repo.has_conflict(&status_entry.repo_path) {
2186                self.conflicted_count += 1;
2187                if self.entry_staging(status_entry).has_staged() {
2188                    self.conflicted_staged_count += 1;
2189                }
2190            } else if status_entry.status.is_created() {
2191                self.new_count += 1;
2192                if self.entry_staging(status_entry).has_staged() {
2193                    self.new_staged_count += 1;
2194                }
2195            } else {
2196                self.tracked_count += 1;
2197                if self.entry_staging(status_entry).has_staged() {
2198                    self.tracked_staged_count += 1;
2199                }
2200            }
2201        }
2202    }
2203
2204    fn entry_staging(&self, entry: &GitStatusEntry) -> StageStatus {
2205        for pending in self.pending.iter().rev() {
2206            if pending
2207                .entries
2208                .iter()
2209                .any(|pending_entry| pending_entry.repo_path == entry.repo_path)
2210            {
2211                match pending.target_status {
2212                    TargetStatus::Staged => return StageStatus::Staged,
2213                    TargetStatus::Unstaged => return StageStatus::Unstaged,
2214                    TargetStatus::Reverted => continue,
2215                    TargetStatus::Unchanged => continue,
2216                }
2217            }
2218        }
2219        entry.staging
2220    }
2221
2222    pub(crate) fn has_staged_changes(&self) -> bool {
2223        self.tracked_staged_count > 0
2224            || self.new_staged_count > 0
2225            || self.conflicted_staged_count > 0
2226    }
2227
2228    pub(crate) fn has_unstaged_changes(&self) -> bool {
2229        self.tracked_count > self.tracked_staged_count
2230            || self.new_count > self.new_staged_count
2231            || self.conflicted_count > self.conflicted_staged_count
2232    }
2233
2234    fn has_conflicts(&self) -> bool {
2235        self.conflicted_count > 0
2236    }
2237
2238    fn has_tracked_changes(&self) -> bool {
2239        self.tracked_count > 0
2240    }
2241
2242    pub fn has_unstaged_conflicts(&self) -> bool {
2243        self.conflicted_count > 0 && self.conflicted_count != self.conflicted_staged_count
2244    }
2245
2246    fn show_err_toast(&self, e: anyhow::Error, cx: &mut App) {
2247        let Some(workspace) = self.workspace.upgrade() else {
2248            return;
2249        };
2250        let notif_id = NotificationId::Named("git-operation-error".into());
2251
2252        let message = e.to_string().trim().to_string();
2253        let toast;
2254        if message
2255            .matches(git::repository::REMOTE_CANCELLED_BY_USER)
2256            .next()
2257            .is_some()
2258        {
2259            return; // Hide the cancelled by user message
2260        } else {
2261            toast = Toast::new(notif_id, message).on_click("Open Zed Log", |window, cx| {
2262                window.dispatch_action(workspace::OpenLog.boxed_clone(), cx);
2263            });
2264        }
2265        workspace.update(cx, |workspace, cx| {
2266            workspace.show_toast(toast, cx);
2267        });
2268    }
2269
2270    fn show_remote_output(&self, action: RemoteAction, info: RemoteCommandOutput, cx: &mut App) {
2271        let Some(workspace) = self.workspace.upgrade() else {
2272            return;
2273        };
2274
2275        let notification_id = NotificationId::Named("git-remote-info".into());
2276
2277        workspace.update(cx, |workspace, cx| {
2278            workspace.show_notification(notification_id.clone(), cx, |cx| {
2279                let workspace = cx.weak_entity();
2280                cx.new(|cx| RemoteOutputToast::new(action, info, notification_id, workspace, cx))
2281            });
2282        });
2283    }
2284
2285    pub fn render_spinner(&self) -> Option<impl IntoElement> {
2286        (!self.pending_remote_operations.borrow().is_empty()).then(|| {
2287            Icon::new(IconName::ArrowCircle)
2288                .size(IconSize::XSmall)
2289                .color(Color::Info)
2290                .with_animation(
2291                    "arrow-circle",
2292                    Animation::new(Duration::from_secs(2)).repeat(),
2293                    |icon, delta| icon.transform(Transformation::rotate(percentage(delta))),
2294                )
2295                .into_any_element()
2296        })
2297    }
2298
2299    pub fn can_commit(&self) -> bool {
2300        (self.has_staged_changes() || self.has_tracked_changes()) && !self.has_unstaged_conflicts()
2301    }
2302
2303    pub fn can_stage_all(&self) -> bool {
2304        self.has_unstaged_changes()
2305    }
2306
2307    pub fn can_unstage_all(&self) -> bool {
2308        self.has_staged_changes()
2309    }
2310
2311    fn render_overflow_menu(&self, id: impl Into<ElementId>) -> impl IntoElement {
2312        let focus_handle = self.focus_handle.clone();
2313        PopoverMenu::new(id.into())
2314            .trigger(
2315                IconButton::new("overflow-menu-trigger", IconName::EllipsisVertical)
2316                    .icon_size(IconSize::Small)
2317                    .icon_color(Color::Muted),
2318            )
2319            .menu(move |window, cx| Some(git_panel_context_menu(focus_handle.clone(), window, cx)))
2320            .anchor(Corner::TopRight)
2321    }
2322
2323    pub(crate) fn render_generate_commit_message_button(
2324        &self,
2325        cx: &Context<Self>,
2326    ) -> Option<AnyElement> {
2327        current_language_model(cx).is_some().then(|| {
2328            if self.generate_commit_message_task.is_some() {
2329                return h_flex()
2330                    .gap_1()
2331                    .child(
2332                        Icon::new(IconName::ArrowCircle)
2333                            .size(IconSize::XSmall)
2334                            .color(Color::Info)
2335                            .with_animation(
2336                                "arrow-circle",
2337                                Animation::new(Duration::from_secs(2)).repeat(),
2338                                |icon, delta| {
2339                                    icon.transform(Transformation::rotate(percentage(delta)))
2340                                },
2341                            ),
2342                    )
2343                    .child(
2344                        Label::new("Generating Commit...")
2345                            .size(LabelSize::Small)
2346                            .color(Color::Muted),
2347                    )
2348                    .into_any_element();
2349            }
2350
2351            let can_commit = self.can_commit();
2352            let editor_focus_handle = self.commit_editor.focus_handle(cx);
2353            IconButton::new("generate-commit-message", IconName::AiEdit)
2354                .shape(ui::IconButtonShape::Square)
2355                .icon_color(Color::Muted)
2356                .tooltip(move |window, cx| {
2357                    if can_commit {
2358                        Tooltip::for_action_in(
2359                            "Generate Commit Message",
2360                            &git::GenerateCommitMessage,
2361                            &editor_focus_handle,
2362                            window,
2363                            cx,
2364                        )
2365                    } else {
2366                        Tooltip::simple("No changes to commit", cx)
2367                    }
2368                })
2369                .disabled(!can_commit)
2370                .on_click(cx.listener(move |this, _event, _window, cx| {
2371                    this.generate_commit_message(cx);
2372                }))
2373                .into_any_element()
2374        })
2375    }
2376
2377    pub(crate) fn render_co_authors(&self, cx: &Context<Self>) -> Option<AnyElement> {
2378        let potential_co_authors = self.potential_co_authors(cx);
2379        if potential_co_authors.is_empty() {
2380            None
2381        } else {
2382            Some(
2383                IconButton::new("co-authors", IconName::Person)
2384                    .shape(ui::IconButtonShape::Square)
2385                    .icon_color(Color::Disabled)
2386                    .selected_icon_color(Color::Selected)
2387                    .toggle_state(self.add_coauthors)
2388                    .tooltip(move |_, cx| {
2389                        let title = format!(
2390                            "Add co-authored-by:{}{}",
2391                            if potential_co_authors.len() == 1 {
2392                                ""
2393                            } else {
2394                                "\n"
2395                            },
2396                            potential_co_authors
2397                                .iter()
2398                                .map(|(name, email)| format!(" {} <{}>", name, email))
2399                                .join("\n")
2400                        );
2401                        Tooltip::simple(title, cx)
2402                    })
2403                    .on_click(cx.listener(|this, _, _, cx| {
2404                        this.add_coauthors = !this.add_coauthors;
2405                        cx.notify();
2406                    }))
2407                    .into_any_element(),
2408            )
2409        }
2410    }
2411
2412    pub fn configure_commit_button(&self, cx: &mut Context<Self>) -> (bool, &'static str) {
2413        if self.has_unstaged_conflicts() {
2414            (false, "You must resolve conflicts before committing")
2415        } else if !self.has_staged_changes() && !self.has_tracked_changes() {
2416            (false, "No changes to commit")
2417        } else if self.pending_commit.is_some() {
2418            (false, "Commit in progress")
2419        } else if self.custom_or_suggested_commit_message(cx).is_none() {
2420            (false, "No commit message")
2421        } else if !self.has_write_access(cx) {
2422            (false, "You do not have write access to this project")
2423        } else {
2424            (true, self.commit_button_title())
2425        }
2426    }
2427
2428    pub fn commit_button_title(&self) -> &'static str {
2429        if self.has_staged_changes() {
2430            "Commit"
2431        } else {
2432            "Commit Tracked"
2433        }
2434    }
2435
2436    fn expand_commit_editor(
2437        &mut self,
2438        _: &git::ExpandCommitEditor,
2439        window: &mut Window,
2440        cx: &mut Context<Self>,
2441    ) {
2442        let workspace = self.workspace.clone();
2443        window.defer(cx, move |window, cx| {
2444            workspace
2445                .update(cx, |workspace, cx| {
2446                    CommitModal::toggle(workspace, window, cx)
2447                })
2448                .ok();
2449        })
2450    }
2451
2452    fn render_panel_header(&self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
2453        let text;
2454        let action;
2455        let tooltip;
2456        if self.total_staged_count() == self.entry_count && self.entry_count > 0 {
2457            text = "Unstage All";
2458            action = git::UnstageAll.boxed_clone();
2459            tooltip = "git reset";
2460        } else {
2461            text = "Stage All";
2462            action = git::StageAll.boxed_clone();
2463            tooltip = "git add --all ."
2464        }
2465
2466        let change_string = match self.entry_count {
2467            0 => "No Changes".to_string(),
2468            1 => "1 Change".to_string(),
2469            _ => format!("{} Changes", self.entry_count),
2470        };
2471
2472        self.panel_header_container(window, cx)
2473            .px_2()
2474            .child(
2475                panel_button(change_string)
2476                    .color(Color::Muted)
2477                    .tooltip(Tooltip::for_action_title_in(
2478                        "Open diff",
2479                        &Diff,
2480                        &self.focus_handle,
2481                    ))
2482                    .on_click(|_, _, cx| {
2483                        cx.defer(|cx| {
2484                            cx.dispatch_action(&Diff);
2485                        })
2486                    }),
2487            )
2488            .child(div().flex_grow()) // spacer
2489            .child(self.render_overflow_menu("overflow_menu"))
2490            .child(
2491                panel_filled_button(text)
2492                    .tooltip(Tooltip::for_action_title_in(
2493                        tooltip,
2494                        action.as_ref(),
2495                        &self.focus_handle,
2496                    ))
2497                    .disabled(self.entry_count == 0)
2498                    .on_click(move |_, _, cx| {
2499                        let action = action.boxed_clone();
2500                        cx.defer(move |cx| {
2501                            cx.dispatch_action(action.as_ref());
2502                        })
2503                    }),
2504            )
2505    }
2506
2507    pub fn render_footer(
2508        &self,
2509        window: &mut Window,
2510        cx: &mut Context<Self>,
2511    ) -> Option<impl IntoElement> {
2512        let active_repository = self.active_repository.clone()?;
2513        let (can_commit, tooltip) = self.configure_commit_button(cx);
2514        let project = self.project.clone().read(cx);
2515        let panel_editor_style = panel_editor_style(true, window, cx);
2516
2517        let enable_coauthors = self.render_co_authors(cx);
2518        let title = self.commit_button_title();
2519
2520        let editor_focus_handle = self.commit_editor.focus_handle(cx);
2521        let commit_tooltip_focus_handle = editor_focus_handle.clone();
2522        let expand_tooltip_focus_handle = editor_focus_handle.clone();
2523
2524        let branch = active_repository.read(cx).current_branch().cloned();
2525
2526        let footer_size = px(32.);
2527        let gap = px(9.0);
2528        let max_height = panel_editor_style
2529            .text
2530            .line_height_in_pixels(window.rem_size())
2531            * MAX_PANEL_EDITOR_LINES
2532            + gap;
2533
2534        let git_panel = cx.entity().clone();
2535        let display_name = SharedString::from(Arc::from(
2536            active_repository
2537                .read(cx)
2538                .display_name(project, cx)
2539                .trim_end_matches("/"),
2540        ));
2541        let editor_is_long = self.commit_editor.update(cx, |editor, cx| {
2542            editor.max_point(cx).row().0 >= MAX_PANEL_EDITOR_LINES as u32
2543        });
2544
2545        let footer = v_flex()
2546            .child(PanelRepoFooter::new(
2547                "footer-button",
2548                display_name,
2549                branch,
2550                Some(git_panel),
2551            ))
2552            .child(
2553                panel_editor_container(window, cx)
2554                    .id("commit-editor-container")
2555                    .relative()
2556                    .w_full()
2557                    .h(max_height + footer_size)
2558                    .border_t_1()
2559                    .border_color(cx.theme().colors().border_variant)
2560                    .cursor_text()
2561                    .on_click(cx.listener(move |this, _: &ClickEvent, window, cx| {
2562                        window.focus(&this.commit_editor.focus_handle(cx));
2563                    }))
2564                    .child(
2565                        h_flex()
2566                            .id("commit-footer")
2567                            .border_t_1()
2568                            .when(editor_is_long, |el| {
2569                                el.border_color(cx.theme().colors().border_variant)
2570                            })
2571                            .absolute()
2572                            .bottom_0()
2573                            .left_0()
2574                            .w_full()
2575                            .px_2()
2576                            .h(footer_size)
2577                            .flex_none()
2578                            .justify_between()
2579                            .child(
2580                                self.render_generate_commit_message_button(cx)
2581                                    .unwrap_or_else(|| div().into_any_element()),
2582                            )
2583                            .child(
2584                                h_flex().gap_0p5().children(enable_coauthors).child(
2585                                    panel_filled_button(title)
2586                                        .tooltip(move |window, cx| {
2587                                            if can_commit {
2588                                                Tooltip::for_action_in(
2589                                                    tooltip,
2590                                                    &Commit,
2591                                                    &commit_tooltip_focus_handle,
2592                                                    window,
2593                                                    cx,
2594                                                )
2595                                            } else {
2596                                                Tooltip::simple(tooltip, cx)
2597                                            }
2598                                        })
2599                                        .disabled(!can_commit || self.modal_open)
2600                                        .on_click({
2601                                            cx.listener(move |this, _: &ClickEvent, window, cx| {
2602                                                this.commit_changes(window, cx)
2603                                            })
2604                                        }),
2605                                ),
2606                            ),
2607                    )
2608                    .child(
2609                        div()
2610                            .pr_2p5()
2611                            .child(EditorElement::new(&self.commit_editor, panel_editor_style)),
2612                    )
2613                    .child(
2614                        h_flex()
2615                            .absolute()
2616                            .top_2()
2617                            .right_2()
2618                            .opacity(0.5)
2619                            .hover(|this| this.opacity(1.0))
2620                            .child(
2621                                panel_icon_button("expand-commit-editor", IconName::Maximize)
2622                                    .icon_size(IconSize::Small)
2623                                    .size(ui::ButtonSize::Default)
2624                                    .tooltip(move |window, cx| {
2625                                        Tooltip::for_action_in(
2626                                            "Open Commit Modal",
2627                                            &git::ExpandCommitEditor,
2628                                            &expand_tooltip_focus_handle,
2629                                            window,
2630                                            cx,
2631                                        )
2632                                    })
2633                                    .on_click(cx.listener({
2634                                        move |_, _, window, cx| {
2635                                            window.dispatch_action(
2636                                                git::ExpandCommitEditor.boxed_clone(),
2637                                                cx,
2638                                            )
2639                                        }
2640                                    })),
2641                            ),
2642                    ),
2643            );
2644
2645        Some(footer)
2646    }
2647
2648    fn render_previous_commit(&self, cx: &mut Context<Self>) -> Option<impl IntoElement> {
2649        let active_repository = self.active_repository.as_ref()?;
2650        let branch = active_repository.read(cx).current_branch()?;
2651        let commit = branch.most_recent_commit.as_ref()?.clone();
2652
2653        let this = cx.entity();
2654        Some(
2655            h_flex()
2656                .items_center()
2657                .py_2()
2658                .px(px(8.))
2659                .border_color(cx.theme().colors().border)
2660                .gap_1p5()
2661                .child(
2662                    div()
2663                        .flex_grow()
2664                        .overflow_hidden()
2665                        .items_center()
2666                        .max_w(relative(0.85))
2667                        .h_full()
2668                        .child(
2669                            Label::new(commit.subject.clone())
2670                                .size(LabelSize::Small)
2671                                .truncate(),
2672                        )
2673                        .id("commit-msg-hover")
2674                        .hoverable_tooltip(move |window, cx| {
2675                            GitPanelMessageTooltip::new(
2676                                this.clone(),
2677                                commit.sha.clone(),
2678                                window,
2679                                cx,
2680                            )
2681                            .into()
2682                        }),
2683                )
2684                .child(div().flex_1())
2685                .child(
2686                    panel_icon_button("undo", IconName::Undo)
2687                        .icon_size(IconSize::Small)
2688                        .icon_color(Color::Muted)
2689                        .tooltip(Tooltip::for_action_title(
2690                            if self.has_staged_changes() {
2691                                "git reset HEAD^ --soft"
2692                            } else {
2693                                "git reset HEAD^"
2694                            },
2695                            &git::Uncommit,
2696                        ))
2697                        .on_click(cx.listener(|this, _, window, cx| this.uncommit(window, cx))),
2698                ),
2699        )
2700    }
2701
2702    fn render_empty_state(&self, cx: &mut Context<Self>) -> impl IntoElement {
2703        h_flex()
2704            .h_full()
2705            .flex_grow()
2706            .justify_center()
2707            .items_center()
2708            .child(
2709                v_flex()
2710                    .gap_3()
2711                    .child(if self.active_repository.is_some() {
2712                        "No changes to commit"
2713                    } else {
2714                        "No Git repositories"
2715                    })
2716                    .text_ui_sm(cx)
2717                    .mx_auto()
2718                    .text_color(Color::Placeholder.color(cx)),
2719            )
2720    }
2721
2722    fn render_scrollbar(&self, cx: &mut Context<Self>) -> Option<Stateful<Div>> {
2723        let scroll_bar_style = self.show_scrollbar(cx);
2724        let show_container = matches!(scroll_bar_style, ShowScrollbar::Always);
2725
2726        if !self.should_show_scrollbar(cx)
2727            || !(self.show_scrollbar || self.scrollbar_state.is_dragging())
2728        {
2729            return None;
2730        }
2731
2732        Some(
2733            div()
2734                .id("git-panel-vertical-scroll")
2735                .occlude()
2736                .flex_none()
2737                .h_full()
2738                .cursor_default()
2739                .when(show_container, |this| this.pl_1().px_1p5())
2740                .when(!show_container, |this| {
2741                    this.absolute().right_1().top_1().bottom_1().w(px(12.))
2742                })
2743                .on_mouse_move(cx.listener(|_, _, _, cx| {
2744                    cx.notify();
2745                    cx.stop_propagation()
2746                }))
2747                .on_hover(|_, _, cx| {
2748                    cx.stop_propagation();
2749                })
2750                .on_any_mouse_down(|_, _, cx| {
2751                    cx.stop_propagation();
2752                })
2753                .on_mouse_up(
2754                    MouseButton::Left,
2755                    cx.listener(|this, _, window, cx| {
2756                        if !this.scrollbar_state.is_dragging()
2757                            && !this.focus_handle.contains_focused(window, cx)
2758                        {
2759                            this.hide_scrollbar(window, cx);
2760                            cx.notify();
2761                        }
2762
2763                        cx.stop_propagation();
2764                    }),
2765                )
2766                .on_scroll_wheel(cx.listener(|_, _, _, cx| {
2767                    cx.notify();
2768                }))
2769                .children(Scrollbar::vertical(
2770                    // percentage as f32..end_offset as f32,
2771                    self.scrollbar_state.clone(),
2772                )),
2773        )
2774    }
2775
2776    fn render_buffer_header_controls(
2777        &self,
2778        entity: &Entity<Self>,
2779        file: &Arc<dyn File>,
2780        _: &Window,
2781        cx: &App,
2782    ) -> Option<AnyElement> {
2783        let repo = self.active_repository.as_ref()?.read(cx);
2784        let repo_path = repo.worktree_id_path_to_repo_path(file.worktree_id(cx), file.path())?;
2785        let ix = self.entry_by_path(&repo_path)?;
2786        let entry = self.entries.get(ix)?;
2787
2788        let entry_staging = self.entry_staging(entry.status_entry()?);
2789
2790        let checkbox = Checkbox::new("stage-file", entry_staging.as_bool().into())
2791            .disabled(!self.has_write_access(cx))
2792            .fill()
2793            .elevation(ElevationIndex::Surface)
2794            .on_click({
2795                let entry = entry.clone();
2796                let git_panel = entity.downgrade();
2797                move |_, window, cx| {
2798                    git_panel
2799                        .update(cx, |this, cx| {
2800                            this.toggle_staged_for_entry(&entry, window, cx);
2801                            cx.stop_propagation();
2802                        })
2803                        .ok();
2804                }
2805            });
2806        Some(
2807            h_flex()
2808                .id("start-slot")
2809                .text_lg()
2810                .child(checkbox)
2811                .on_mouse_down(MouseButton::Left, |_, _, cx| {
2812                    // prevent the list item active state triggering when toggling checkbox
2813                    cx.stop_propagation();
2814                })
2815                .into_any_element(),
2816        )
2817    }
2818
2819    fn render_entries(
2820        &self,
2821        has_write_access: bool,
2822        _: &Window,
2823        cx: &mut Context<Self>,
2824    ) -> impl IntoElement {
2825        let entry_count = self.entries.len();
2826
2827        h_flex()
2828            .size_full()
2829            .flex_grow()
2830            .overflow_hidden()
2831            .child(
2832                uniform_list(cx.entity().clone(), "entries", entry_count, {
2833                    move |this, range, window, cx| {
2834                        let mut items = Vec::with_capacity(range.end - range.start);
2835
2836                        for ix in range {
2837                            match &this.entries.get(ix) {
2838                                Some(GitListEntry::GitStatusEntry(entry)) => {
2839                                    items.push(this.render_entry(
2840                                        ix,
2841                                        entry,
2842                                        has_write_access,
2843                                        window,
2844                                        cx,
2845                                    ));
2846                                }
2847                                Some(GitListEntry::Header(header)) => {
2848                                    items.push(this.render_list_header(
2849                                        ix,
2850                                        header,
2851                                        has_write_access,
2852                                        window,
2853                                        cx,
2854                                    ));
2855                                }
2856                                None => {}
2857                            }
2858                        }
2859
2860                        items
2861                    }
2862                })
2863                .size_full()
2864                .with_sizing_behavior(ListSizingBehavior::Auto)
2865                .with_horizontal_sizing_behavior(ListHorizontalSizingBehavior::Unconstrained)
2866                .track_scroll(self.scroll_handle.clone()),
2867            )
2868            .on_mouse_down(
2869                MouseButton::Right,
2870                cx.listener(move |this, event: &MouseDownEvent, window, cx| {
2871                    this.deploy_panel_context_menu(event.position, window, cx)
2872                }),
2873            )
2874            .children(self.render_scrollbar(cx))
2875    }
2876
2877    fn entry_label(&self, label: impl Into<SharedString>, color: Color) -> Label {
2878        Label::new(label.into()).color(color).single_line()
2879    }
2880
2881    fn list_item_height(&self) -> Rems {
2882        rems(1.75)
2883    }
2884
2885    fn render_list_header(
2886        &self,
2887        ix: usize,
2888        header: &GitHeaderEntry,
2889        _: bool,
2890        _: &Window,
2891        _: &Context<Self>,
2892    ) -> AnyElement {
2893        let id: ElementId = ElementId::Name(format!("header_{}", ix).into());
2894
2895        h_flex()
2896            .id(id)
2897            .h(self.list_item_height())
2898            .w_full()
2899            .items_end()
2900            .px(rems(0.75)) // ~12px
2901            .pb(rems(0.3125)) // ~ 5px
2902            .child(
2903                Label::new(header.title())
2904                    .color(Color::Muted)
2905                    .size(LabelSize::Small)
2906                    .line_height_style(LineHeightStyle::UiLabel)
2907                    .single_line(),
2908            )
2909            .into_any_element()
2910    }
2911
2912    fn load_commit_details(
2913        &self,
2914        sha: &str,
2915        cx: &mut Context<Self>,
2916    ) -> Task<anyhow::Result<CommitDetails>> {
2917        let Some(repo) = self.active_repository.clone() else {
2918            return Task::ready(Err(anyhow::anyhow!("no active repo")));
2919        };
2920        repo.update(cx, |repo, cx| {
2921            let show = repo.show(sha);
2922            cx.spawn(|_, _| async move { show.await? })
2923        })
2924    }
2925
2926    fn deploy_entry_context_menu(
2927        &mut self,
2928        position: Point<Pixels>,
2929        ix: usize,
2930        window: &mut Window,
2931        cx: &mut Context<Self>,
2932    ) {
2933        let Some(entry) = self.entries.get(ix).and_then(|e| e.status_entry()) else {
2934            return;
2935        };
2936        let stage_title = if entry.status.staging().is_fully_staged() {
2937            "Unstage File"
2938        } else {
2939            "Stage File"
2940        };
2941        let restore_title = if entry.status.is_created() {
2942            "Trash File"
2943        } else {
2944            "Restore File"
2945        };
2946        let context_menu = ContextMenu::build(window, cx, |context_menu, _, _| {
2947            context_menu
2948                .context(self.focus_handle.clone())
2949                .action(stage_title, ToggleStaged.boxed_clone())
2950                .action(restore_title, git::RestoreFile.boxed_clone())
2951                .separator()
2952                .action("Open Diff", Confirm.boxed_clone())
2953                .action("Open File", SecondaryConfirm.boxed_clone())
2954        });
2955        self.selected_entry = Some(ix);
2956        self.set_context_menu(context_menu, position, window, cx);
2957    }
2958
2959    fn deploy_panel_context_menu(
2960        &mut self,
2961        position: Point<Pixels>,
2962        window: &mut Window,
2963        cx: &mut Context<Self>,
2964    ) {
2965        let context_menu = git_panel_context_menu(self.focus_handle.clone(), window, cx);
2966        self.set_context_menu(context_menu, position, window, cx);
2967    }
2968
2969    fn set_context_menu(
2970        &mut self,
2971        context_menu: Entity<ContextMenu>,
2972        position: Point<Pixels>,
2973        window: &Window,
2974        cx: &mut Context<Self>,
2975    ) {
2976        let subscription = cx.subscribe_in(
2977            &context_menu,
2978            window,
2979            |this, _, _: &DismissEvent, window, cx| {
2980                if this.context_menu.as_ref().is_some_and(|context_menu| {
2981                    context_menu.0.focus_handle(cx).contains_focused(window, cx)
2982                }) {
2983                    cx.focus_self(window);
2984                }
2985                this.context_menu.take();
2986                cx.notify();
2987            },
2988        );
2989        self.context_menu = Some((context_menu, position, subscription));
2990        cx.notify();
2991    }
2992
2993    fn render_entry(
2994        &self,
2995        ix: usize,
2996        entry: &GitStatusEntry,
2997        has_write_access: bool,
2998        window: &Window,
2999        cx: &Context<Self>,
3000    ) -> AnyElement {
3001        let display_name = entry
3002            .worktree_path
3003            .file_name()
3004            .map(|name| name.to_string_lossy().into_owned())
3005            .unwrap_or_else(|| entry.worktree_path.to_string_lossy().into_owned());
3006
3007        let worktree_path = entry.worktree_path.clone();
3008        let selected = self.selected_entry == Some(ix);
3009        let marked = self.marked_entries.contains(&ix);
3010        let status_style = GitPanelSettings::get_global(cx).status_style;
3011        let status = entry.status;
3012        let modifiers = self.current_modifiers;
3013        let shift_held = modifiers.shift;
3014
3015        let has_conflict = status.is_conflicted();
3016        let is_modified = status.is_modified();
3017        let is_deleted = status.is_deleted();
3018
3019        let label_color = if status_style == StatusStyle::LabelColor {
3020            if has_conflict {
3021                Color::Conflict
3022            } else if is_modified {
3023                Color::Modified
3024            } else if is_deleted {
3025                // We don't want a bunch of red labels in the list
3026                Color::Disabled
3027            } else {
3028                Color::Created
3029            }
3030        } else {
3031            Color::Default
3032        };
3033
3034        let path_color = if status.is_deleted() {
3035            Color::Disabled
3036        } else {
3037            Color::Muted
3038        };
3039
3040        let id: ElementId = ElementId::Name(format!("entry_{}_{}", display_name, ix).into());
3041        let checkbox_wrapper_id: ElementId =
3042            ElementId::Name(format!("entry_{}_{}_checkbox_wrapper", display_name, ix).into());
3043        let checkbox_id: ElementId =
3044            ElementId::Name(format!("entry_{}_{}_checkbox", display_name, ix).into());
3045
3046        let entry_staging = self.entry_staging(entry);
3047        let mut is_staged: ToggleState = self.entry_staging(entry).as_bool().into();
3048
3049        if !self.has_staged_changes() && !self.has_conflicts() && !entry.status.is_created() {
3050            is_staged = ToggleState::Selected;
3051        }
3052
3053        let handle = cx.weak_entity();
3054
3055        let selected_bg_alpha = 0.08;
3056        let marked_bg_alpha = 0.12;
3057        let state_opacity_step = 0.04;
3058
3059        let base_bg = match (selected, marked) {
3060            (true, true) => cx
3061                .theme()
3062                .status()
3063                .info
3064                .alpha(selected_bg_alpha + marked_bg_alpha),
3065            (true, false) => cx.theme().status().info.alpha(selected_bg_alpha),
3066            (false, true) => cx.theme().status().info.alpha(marked_bg_alpha),
3067            _ => cx.theme().colors().ghost_element_background,
3068        };
3069
3070        let hover_bg = if selected {
3071            cx.theme()
3072                .status()
3073                .info
3074                .alpha(selected_bg_alpha + state_opacity_step)
3075        } else {
3076            cx.theme().colors().ghost_element_hover
3077        };
3078
3079        let active_bg = if selected {
3080            cx.theme()
3081                .status()
3082                .info
3083                .alpha(selected_bg_alpha + state_opacity_step * 2.0)
3084        } else {
3085            cx.theme().colors().ghost_element_active
3086        };
3087
3088        h_flex()
3089            .id(id)
3090            .h(self.list_item_height())
3091            .w_full()
3092            .items_center()
3093            .border_1()
3094            .when(selected && self.focus_handle.is_focused(window), |el| {
3095                el.border_color(cx.theme().colors().border_focused)
3096            })
3097            .px(rems(0.75)) // ~12px
3098            .overflow_hidden()
3099            .flex_none()
3100            .gap_1p5()
3101            .bg(base_bg)
3102            .hover(|this| this.bg(hover_bg))
3103            .active(|this| this.bg(active_bg))
3104            .on_click({
3105                cx.listener(move |this, event: &ClickEvent, window, cx| {
3106                    this.selected_entry = Some(ix);
3107                    cx.notify();
3108                    if event.modifiers().secondary() {
3109                        this.open_file(&Default::default(), window, cx)
3110                    } else {
3111                        this.open_diff(&Default::default(), window, cx);
3112                        this.focus_handle.focus(window);
3113                    }
3114                })
3115            })
3116            .on_mouse_down(
3117                MouseButton::Right,
3118                move |event: &MouseDownEvent, window, cx| {
3119                    // why isn't this happening automatically? we are passing MouseButton::Right to `on_mouse_down`?
3120                    if event.button != MouseButton::Right {
3121                        return;
3122                    }
3123
3124                    let Some(this) = handle.upgrade() else {
3125                        return;
3126                    };
3127                    this.update(cx, |this, cx| {
3128                        this.deploy_entry_context_menu(event.position, ix, window, cx);
3129                    });
3130                    cx.stop_propagation();
3131                },
3132            )
3133            // .on_secondary_mouse_down(cx.listener(
3134            //     move |this, event: &MouseDownEvent, window, cx| {
3135            //         this.deploy_entry_context_menu(event.position, ix, window, cx);
3136            //         cx.stop_propagation();
3137            //     },
3138            // ))
3139            .child(
3140                div()
3141                    .id(checkbox_wrapper_id)
3142                    .flex_none()
3143                    .occlude()
3144                    .cursor_pointer()
3145                    .ml_neg_0p5()
3146                    .child(
3147                        Checkbox::new(checkbox_id, is_staged)
3148                            .disabled(!has_write_access)
3149                            .fill()
3150                            .placeholder(!self.has_staged_changes() && !self.has_conflicts())
3151                            .elevation(ElevationIndex::Surface)
3152                            .on_click({
3153                                let entry = entry.clone();
3154                                cx.listener(move |this, _, window, cx| {
3155                                    if !has_write_access {
3156                                        return;
3157                                    }
3158                                    this.toggle_staged_for_entry(
3159                                        &GitListEntry::GitStatusEntry(entry.clone()),
3160                                        window,
3161                                        cx,
3162                                    );
3163                                    cx.stop_propagation();
3164                                })
3165                            })
3166                            .tooltip(move |window, cx| {
3167                                let is_staged = entry_staging.is_fully_staged();
3168
3169                                let action = if is_staged { "Unstage" } else { "Stage" };
3170                                let tooltip_name = if shift_held {
3171                                    format!("{} section", action)
3172                                } else {
3173                                    action.to_string()
3174                                };
3175
3176                                let meta = if shift_held {
3177                                    format!(
3178                                        "Release shift to {} single entry",
3179                                        action.to_lowercase()
3180                                    )
3181                                } else {
3182                                    format!("Shift click to {} section", action.to_lowercase())
3183                                };
3184
3185                                Tooltip::with_meta(
3186                                    tooltip_name,
3187                                    Some(&ToggleStaged),
3188                                    meta,
3189                                    window,
3190                                    cx,
3191                                )
3192                            }),
3193                    ),
3194            )
3195            .child(git_status_icon(status))
3196            .child(
3197                h_flex()
3198                    .items_center()
3199                    .overflow_hidden()
3200                    .when_some(worktree_path.parent(), |this, parent| {
3201                        let parent_str = parent.to_string_lossy();
3202                        if !parent_str.is_empty() {
3203                            this.child(
3204                                self.entry_label(format!("{}/", parent_str), path_color)
3205                                    .when(status.is_deleted(), |this| this.strikethrough()),
3206                            )
3207                        } else {
3208                            this
3209                        }
3210                    })
3211                    .child(
3212                        self.entry_label(display_name.clone(), label_color)
3213                            .when(status.is_deleted(), |this| this.strikethrough()),
3214                    ),
3215            )
3216            .into_any_element()
3217    }
3218
3219    fn has_write_access(&self, cx: &App) -> bool {
3220        !self.project.read(cx).is_read_only(cx)
3221    }
3222}
3223
3224fn current_language_model(cx: &Context<'_, GitPanel>) -> Option<Arc<dyn LanguageModel>> {
3225    let provider = LanguageModelRegistry::read_global(cx).active_provider()?;
3226    let model = LanguageModelRegistry::read_global(cx).active_model()?;
3227    provider.is_authenticated(cx).then(|| model)
3228}
3229
3230impl Render for GitPanel {
3231    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3232        let project = self.project.read(cx);
3233        let has_entries = self.entries.len() > 0;
3234        let room = self
3235            .workspace
3236            .upgrade()
3237            .and_then(|workspace| workspace.read(cx).active_call()?.read(cx).room().cloned());
3238
3239        let has_write_access = self.has_write_access(cx);
3240
3241        let has_co_authors = room.map_or(false, |room| {
3242            room.read(cx)
3243                .remote_participants()
3244                .values()
3245                .any(|remote_participant| remote_participant.can_write())
3246        });
3247
3248        v_flex()
3249            .id("git_panel")
3250            .key_context(self.dispatch_context(window, cx))
3251            .track_focus(&self.focus_handle)
3252            .on_modifiers_changed(cx.listener(Self::handle_modifiers_changed))
3253            .when(has_write_access && !project.is_read_only(cx), |this| {
3254                this.on_action(cx.listener(Self::toggle_staged_for_selected))
3255                    .on_action(cx.listener(GitPanel::commit))
3256                    .on_action(cx.listener(Self::stage_all))
3257                    .on_action(cx.listener(Self::unstage_all))
3258                    .on_action(cx.listener(Self::stage_selected))
3259                    .on_action(cx.listener(Self::unstage_selected))
3260                    .on_action(cx.listener(Self::restore_tracked_files))
3261                    .on_action(cx.listener(Self::revert_selected))
3262                    .on_action(cx.listener(Self::clean_all))
3263                    .on_action(cx.listener(Self::generate_commit_message_action))
3264            })
3265            .on_action(cx.listener(Self::select_first))
3266            .on_action(cx.listener(Self::select_next))
3267            .on_action(cx.listener(Self::select_previous))
3268            .on_action(cx.listener(Self::select_last))
3269            .on_action(cx.listener(Self::close_panel))
3270            .on_action(cx.listener(Self::open_diff))
3271            .on_action(cx.listener(Self::open_file))
3272            .on_action(cx.listener(Self::focus_changes_list))
3273            .on_action(cx.listener(Self::focus_editor))
3274            .on_action(cx.listener(Self::expand_commit_editor))
3275            .when(has_write_access && has_co_authors, |git_panel| {
3276                git_panel.on_action(cx.listener(Self::toggle_fill_co_authors))
3277            })
3278            // .on_action(cx.listener(|this, &OpenSelected, cx| this.open_selected(&OpenSelected, cx)))
3279            .on_hover(cx.listener(|this, hovered, window, cx| {
3280                if *hovered {
3281                    this.show_scrollbar = true;
3282                    this.hide_scrollbar_task.take();
3283                    cx.notify();
3284                } else if !this.focus_handle.contains_focused(window, cx) {
3285                    this.hide_scrollbar(window, cx);
3286                }
3287            }))
3288            .size_full()
3289            .overflow_hidden()
3290            .bg(ElevationIndex::Surface.bg(cx))
3291            .child(
3292                v_flex()
3293                    .size_full()
3294                    .child(self.render_panel_header(window, cx))
3295                    .map(|this| {
3296                        if has_entries {
3297                            this.child(self.render_entries(has_write_access, window, cx))
3298                        } else {
3299                            this.child(self.render_empty_state(cx).into_any_element())
3300                        }
3301                    })
3302                    .children(self.render_footer(window, cx))
3303                    .children(self.render_previous_commit(cx))
3304                    .into_any_element(),
3305            )
3306            .children(self.context_menu.as_ref().map(|(menu, position, _)| {
3307                deferred(
3308                    anchored()
3309                        .position(*position)
3310                        .anchor(gpui::Corner::TopLeft)
3311                        .child(menu.clone()),
3312                )
3313                .with_priority(1)
3314            }))
3315    }
3316}
3317
3318impl Focusable for GitPanel {
3319    fn focus_handle(&self, _: &App) -> gpui::FocusHandle {
3320        self.focus_handle.clone()
3321    }
3322}
3323
3324impl EventEmitter<Event> for GitPanel {}
3325
3326impl EventEmitter<PanelEvent> for GitPanel {}
3327
3328pub(crate) struct GitPanelAddon {
3329    pub(crate) workspace: WeakEntity<Workspace>,
3330}
3331
3332impl editor::Addon for GitPanelAddon {
3333    fn to_any(&self) -> &dyn std::any::Any {
3334        self
3335    }
3336
3337    fn render_buffer_header_controls(
3338        &self,
3339        excerpt_info: &ExcerptInfo,
3340        window: &Window,
3341        cx: &App,
3342    ) -> Option<AnyElement> {
3343        let file = excerpt_info.buffer.file()?;
3344        let git_panel = self.workspace.upgrade()?.read(cx).panel::<GitPanel>(cx)?;
3345
3346        git_panel
3347            .read(cx)
3348            .render_buffer_header_controls(&git_panel, &file, window, cx)
3349    }
3350}
3351
3352impl Panel for GitPanel {
3353    fn persistent_name() -> &'static str {
3354        "GitPanel"
3355    }
3356
3357    fn position(&self, _: &Window, cx: &App) -> DockPosition {
3358        GitPanelSettings::get_global(cx).dock
3359    }
3360
3361    fn position_is_valid(&self, position: DockPosition) -> bool {
3362        matches!(position, DockPosition::Left | DockPosition::Right)
3363    }
3364
3365    fn set_position(&mut self, position: DockPosition, _: &mut Window, cx: &mut Context<Self>) {
3366        settings::update_settings_file::<GitPanelSettings>(
3367            self.fs.clone(),
3368            cx,
3369            move |settings, _| settings.dock = Some(position),
3370        );
3371    }
3372
3373    fn size(&self, _: &Window, cx: &App) -> Pixels {
3374        self.width
3375            .unwrap_or_else(|| GitPanelSettings::get_global(cx).default_width)
3376    }
3377
3378    fn set_size(&mut self, size: Option<Pixels>, _: &mut Window, cx: &mut Context<Self>) {
3379        self.width = size;
3380        self.serialize(cx);
3381        cx.notify();
3382    }
3383
3384    fn icon(&self, _: &Window, cx: &App) -> Option<ui::IconName> {
3385        Some(ui::IconName::GitBranchSmall).filter(|_| GitPanelSettings::get_global(cx).button)
3386    }
3387
3388    fn icon_tooltip(&self, _window: &Window, _cx: &App) -> Option<&'static str> {
3389        Some("Git Panel")
3390    }
3391
3392    fn toggle_action(&self) -> Box<dyn Action> {
3393        Box::new(ToggleFocus)
3394    }
3395
3396    fn activation_priority(&self) -> u32 {
3397        2
3398    }
3399}
3400
3401impl PanelHeader for GitPanel {}
3402
3403struct GitPanelMessageTooltip {
3404    commit_tooltip: Option<Entity<CommitTooltip>>,
3405}
3406
3407impl GitPanelMessageTooltip {
3408    fn new(
3409        git_panel: Entity<GitPanel>,
3410        sha: SharedString,
3411        window: &mut Window,
3412        cx: &mut App,
3413    ) -> Entity<Self> {
3414        cx.new(|cx| {
3415            cx.spawn_in(window, |this, mut cx| async move {
3416                let details = git_panel
3417                    .update(&mut cx, |git_panel, cx| {
3418                        git_panel.load_commit_details(&sha, cx)
3419                    })?
3420                    .await?;
3421
3422                let commit_details = editor::commit_tooltip::CommitDetails {
3423                    sha: details.sha.clone(),
3424                    committer_name: details.committer_name.clone(),
3425                    committer_email: details.committer_email.clone(),
3426                    commit_time: OffsetDateTime::from_unix_timestamp(details.commit_timestamp)?,
3427                    message: Some(editor::commit_tooltip::ParsedCommitMessage {
3428                        message: details.message.clone(),
3429                        ..Default::default()
3430                    }),
3431                };
3432
3433                this.update_in(&mut cx, |this: &mut GitPanelMessageTooltip, window, cx| {
3434                    this.commit_tooltip =
3435                        Some(cx.new(move |cx| CommitTooltip::new(commit_details, window, cx)));
3436                    cx.notify();
3437                })
3438            })
3439            .detach();
3440
3441            Self {
3442                commit_tooltip: None,
3443            }
3444        })
3445    }
3446}
3447
3448impl Render for GitPanelMessageTooltip {
3449    fn render(&mut self, _window: &mut Window, _cx: &mut Context<'_, Self>) -> impl IntoElement {
3450        if let Some(commit_tooltip) = &self.commit_tooltip {
3451            commit_tooltip.clone().into_any_element()
3452        } else {
3453            gpui::Empty.into_any_element()
3454        }
3455    }
3456}
3457
3458#[derive(IntoElement, IntoComponent)]
3459#[component(scope = "Version Control")]
3460pub struct PanelRepoFooter {
3461    id: SharedString,
3462    active_repository: SharedString,
3463    branch: Option<Branch>,
3464    // Getting a GitPanel in previews will be difficult.
3465    //
3466    // For now just take an option here, and we won't bind handlers to buttons in previews.
3467    git_panel: Option<Entity<GitPanel>>,
3468}
3469
3470impl PanelRepoFooter {
3471    pub fn new(
3472        id: impl Into<SharedString>,
3473        active_repository: SharedString,
3474        branch: Option<Branch>,
3475        git_panel: Option<Entity<GitPanel>>,
3476    ) -> Self {
3477        Self {
3478            id: id.into(),
3479            active_repository,
3480            branch,
3481            git_panel,
3482        }
3483    }
3484
3485    pub fn new_preview(
3486        id: impl Into<SharedString>,
3487        active_repository: SharedString,
3488        branch: Option<Branch>,
3489    ) -> Self {
3490        Self {
3491            id: id.into(),
3492            active_repository,
3493            branch,
3494            git_panel: None,
3495        }
3496    }
3497}
3498
3499impl RenderOnce for PanelRepoFooter {
3500    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
3501        let active_repo = self.active_repository.clone();
3502        let repo_selector_trigger = Button::new("repo-selector", active_repo)
3503            .style(ButtonStyle::Transparent)
3504            .size(ButtonSize::None)
3505            .label_size(LabelSize::Small)
3506            .color(Color::Muted);
3507
3508        let project = self
3509            .git_panel
3510            .as_ref()
3511            .map(|panel| panel.read(cx).project.clone());
3512
3513        let repo = self
3514            .git_panel
3515            .as_ref()
3516            .and_then(|panel| panel.read(cx).active_repository.clone());
3517
3518        let single_repo = project
3519            .as_ref()
3520            .map(|project| {
3521                filtered_repository_entries(project.read(cx).git_store().read(cx), cx).len() == 1
3522            })
3523            .unwrap_or(true);
3524
3525        let repo_selector = PopoverMenu::new("repository-switcher")
3526            .menu({
3527                let project = project.clone();
3528                move |window, cx| {
3529                    let project = project.clone()?;
3530                    Some(cx.new(|cx| RepositorySelector::new(project, window, cx)))
3531                }
3532            })
3533            .trigger_with_tooltip(
3534                repo_selector_trigger.disabled(single_repo).truncate(true),
3535                Tooltip::text("Switch active repository"),
3536            )
3537            .attach(gpui::Corner::BottomLeft)
3538            .into_any_element();
3539
3540        let branch = self.branch.clone();
3541        let branch_name = branch
3542            .as_ref()
3543            .map_or(" (no branch)".into(), |branch| branch.name.clone());
3544
3545        let branch_selector_button = Button::new("branch-selector", branch_name)
3546            .style(ButtonStyle::Transparent)
3547            .size(ButtonSize::None)
3548            .label_size(LabelSize::Small)
3549            .truncate(true)
3550            .tooltip(Tooltip::for_action_title(
3551                "Switch Branch",
3552                &zed_actions::git::Branch,
3553            ))
3554            .on_click(|_, window, cx| {
3555                window.dispatch_action(zed_actions::git::Branch.boxed_clone(), cx);
3556            });
3557
3558        let branch_selector = PopoverMenu::new("popover-button")
3559            .menu(move |window, cx| Some(branch_picker::popover(repo.clone(), window, cx)))
3560            .trigger_with_tooltip(
3561                branch_selector_button,
3562                Tooltip::for_action_title("Switch Branch", &zed_actions::git::Branch),
3563            )
3564            .anchor(Corner::TopLeft)
3565            .offset(gpui::Point {
3566                x: px(0.0),
3567                y: px(-2.0),
3568            });
3569
3570        let spinner = self
3571            .git_panel
3572            .as_ref()
3573            .and_then(|git_panel| git_panel.read(cx).render_spinner());
3574
3575        h_flex()
3576            .w_full()
3577            .px_2()
3578            .h(px(36.))
3579            .items_center()
3580            .justify_between()
3581            .gap_1()
3582            .child(
3583                h_flex()
3584                    .flex_1()
3585                    .overflow_hidden()
3586                    .items_center()
3587                    .child(
3588                        div().child(
3589                            Icon::new(IconName::GitBranchSmall)
3590                                .size(IconSize::Small)
3591                                .color(if single_repo {
3592                                    Color::Disabled
3593                                } else {
3594                                    Color::Muted
3595                                }),
3596                        ),
3597                    )
3598                    .child(repo_selector)
3599                    .when_some(branch.clone(), |this, _| {
3600                        this.child(
3601                            div()
3602                                .text_color(cx.theme().colors().text_muted)
3603                                .text_sm()
3604                                .child("/"),
3605                        )
3606                    })
3607                    .child(branch_selector),
3608            )
3609            .child(
3610                h_flex()
3611                    .gap_1()
3612                    .flex_shrink_0()
3613                    .children(spinner)
3614                    .when_some(branch, |this, branch| {
3615                        let mut focus_handle = None;
3616                        if let Some(git_panel) = self.git_panel.as_ref() {
3617                            if !git_panel.read(cx).can_push_and_pull(cx) {
3618                                return this;
3619                            }
3620                            focus_handle = Some(git_panel.focus_handle(cx));
3621                        }
3622
3623                        this.children(render_remote_button(
3624                            self.id.clone(),
3625                            &branch,
3626                            focus_handle,
3627                            true,
3628                        ))
3629                    }),
3630            )
3631    }
3632}
3633
3634impl ComponentPreview for PanelRepoFooter {
3635    fn preview(_window: &mut Window, _cx: &mut App) -> AnyElement {
3636        let unknown_upstream = None;
3637        let no_remote_upstream = Some(UpstreamTracking::Gone);
3638        let ahead_of_upstream = Some(
3639            UpstreamTrackingStatus {
3640                ahead: 2,
3641                behind: 0,
3642            }
3643            .into(),
3644        );
3645        let behind_upstream = Some(
3646            UpstreamTrackingStatus {
3647                ahead: 0,
3648                behind: 2,
3649            }
3650            .into(),
3651        );
3652        let ahead_and_behind_upstream = Some(
3653            UpstreamTrackingStatus {
3654                ahead: 3,
3655                behind: 1,
3656            }
3657            .into(),
3658        );
3659
3660        let not_ahead_or_behind_upstream = Some(
3661            UpstreamTrackingStatus {
3662                ahead: 0,
3663                behind: 0,
3664            }
3665            .into(),
3666        );
3667
3668        fn branch(upstream: Option<UpstreamTracking>) -> Branch {
3669            Branch {
3670                is_head: true,
3671                name: "some-branch".into(),
3672                upstream: upstream.map(|tracking| Upstream {
3673                    ref_name: "origin/some-branch".into(),
3674                    tracking,
3675                }),
3676                most_recent_commit: Some(CommitSummary {
3677                    sha: "abc123".into(),
3678                    subject: "Modify stuff".into(),
3679                    commit_timestamp: 1710932954,
3680                }),
3681            }
3682        }
3683
3684        fn custom(branch_name: &str, upstream: Option<UpstreamTracking>) -> Branch {
3685            Branch {
3686                is_head: true,
3687                name: branch_name.to_string().into(),
3688                upstream: upstream.map(|tracking| Upstream {
3689                    ref_name: format!("zed/{}", branch_name).into(),
3690                    tracking,
3691                }),
3692                most_recent_commit: Some(CommitSummary {
3693                    sha: "abc123".into(),
3694                    subject: "Modify stuff".into(),
3695                    commit_timestamp: 1710932954,
3696                }),
3697            }
3698        }
3699
3700        fn active_repository(id: usize) -> SharedString {
3701            format!("repo-{}", id).into()
3702        }
3703
3704        let example_width = px(340.);
3705
3706        v_flex()
3707            .gap_6()
3708            .w_full()
3709            .flex_none()
3710            .children(vec![example_group_with_title(
3711                "Action Button States",
3712                vec![
3713                    single_example(
3714                        "No Branch",
3715                        div()
3716                            .w(example_width)
3717                            .overflow_hidden()
3718                            .child(PanelRepoFooter::new_preview(
3719                                "no-branch",
3720                                active_repository(1).clone(),
3721                                None,
3722                            ))
3723                            .into_any_element(),
3724                    )
3725                    .grow(),
3726                    single_example(
3727                        "Remote status unknown",
3728                        div()
3729                            .w(example_width)
3730                            .overflow_hidden()
3731                            .child(PanelRepoFooter::new_preview(
3732                                "unknown-upstream",
3733                                active_repository(2).clone(),
3734                                Some(branch(unknown_upstream)),
3735                            ))
3736                            .into_any_element(),
3737                    )
3738                    .grow(),
3739                    single_example(
3740                        "No Remote Upstream",
3741                        div()
3742                            .w(example_width)
3743                            .overflow_hidden()
3744                            .child(PanelRepoFooter::new_preview(
3745                                "no-remote-upstream",
3746                                active_repository(3).clone(),
3747                                Some(branch(no_remote_upstream)),
3748                            ))
3749                            .into_any_element(),
3750                    )
3751                    .grow(),
3752                    single_example(
3753                        "Not Ahead or Behind",
3754                        div()
3755                            .w(example_width)
3756                            .overflow_hidden()
3757                            .child(PanelRepoFooter::new_preview(
3758                                "not-ahead-or-behind",
3759                                active_repository(4).clone(),
3760                                Some(branch(not_ahead_or_behind_upstream)),
3761                            ))
3762                            .into_any_element(),
3763                    )
3764                    .grow(),
3765                    single_example(
3766                        "Behind remote",
3767                        div()
3768                            .w(example_width)
3769                            .overflow_hidden()
3770                            .child(PanelRepoFooter::new_preview(
3771                                "behind-remote",
3772                                active_repository(5).clone(),
3773                                Some(branch(behind_upstream)),
3774                            ))
3775                            .into_any_element(),
3776                    )
3777                    .grow(),
3778                    single_example(
3779                        "Ahead of remote",
3780                        div()
3781                            .w(example_width)
3782                            .overflow_hidden()
3783                            .child(PanelRepoFooter::new_preview(
3784                                "ahead-of-remote",
3785                                active_repository(6).clone(),
3786                                Some(branch(ahead_of_upstream)),
3787                            ))
3788                            .into_any_element(),
3789                    )
3790                    .grow(),
3791                    single_example(
3792                        "Ahead and behind remote",
3793                        div()
3794                            .w(example_width)
3795                            .overflow_hidden()
3796                            .child(PanelRepoFooter::new_preview(
3797                                "ahead-and-behind",
3798                                active_repository(7).clone(),
3799                                Some(branch(ahead_and_behind_upstream)),
3800                            ))
3801                            .into_any_element(),
3802                    )
3803                    .grow(),
3804                ],
3805            )
3806            .grow()
3807            .vertical()])
3808            .children(vec![example_group_with_title(
3809                "Labels",
3810                vec![
3811                    single_example(
3812                        "Short Branch & Repo",
3813                        div()
3814                            .w(example_width)
3815                            .overflow_hidden()
3816                            .child(PanelRepoFooter::new_preview(
3817                                "short-branch",
3818                                SharedString::from("zed"),
3819                                Some(custom("main", behind_upstream)),
3820                            ))
3821                            .into_any_element(),
3822                    )
3823                    .grow(),
3824                    single_example(
3825                        "Long Branch",
3826                        div()
3827                            .w(example_width)
3828                            .overflow_hidden()
3829                            .child(PanelRepoFooter::new_preview(
3830                                "long-branch",
3831                                SharedString::from("zed"),
3832                                Some(custom(
3833                                    "redesign-and-update-git-ui-list-entry-style",
3834                                    behind_upstream,
3835                                )),
3836                            ))
3837                            .into_any_element(),
3838                    )
3839                    .grow(),
3840                    single_example(
3841                        "Long Repo",
3842                        div()
3843                            .w(example_width)
3844                            .overflow_hidden()
3845                            .child(PanelRepoFooter::new_preview(
3846                                "long-repo",
3847                                SharedString::from("zed-industries-community-examples"),
3848                                Some(custom("gpui", ahead_of_upstream)),
3849                            ))
3850                            .into_any_element(),
3851                    )
3852                    .grow(),
3853                    single_example(
3854                        "Long Repo & Branch",
3855                        div()
3856                            .w(example_width)
3857                            .overflow_hidden()
3858                            .child(PanelRepoFooter::new_preview(
3859                                "long-repo-and-branch",
3860                                SharedString::from("zed-industries-community-examples"),
3861                                Some(custom(
3862                                    "redesign-and-update-git-ui-list-entry-style",
3863                                    behind_upstream,
3864                                )),
3865                            ))
3866                            .into_any_element(),
3867                    )
3868                    .grow(),
3869                    single_example(
3870                        "Uppercase Repo",
3871                        div()
3872                            .w(example_width)
3873                            .overflow_hidden()
3874                            .child(PanelRepoFooter::new_preview(
3875                                "uppercase-repo",
3876                                SharedString::from("LICENSES"),
3877                                Some(custom("main", ahead_of_upstream)),
3878                            ))
3879                            .into_any_element(),
3880                    )
3881                    .grow(),
3882                    single_example(
3883                        "Uppercase Branch",
3884                        div()
3885                            .w(example_width)
3886                            .overflow_hidden()
3887                            .child(PanelRepoFooter::new_preview(
3888                                "uppercase-branch",
3889                                SharedString::from("zed"),
3890                                Some(custom("update-README", behind_upstream)),
3891                            ))
3892                            .into_any_element(),
3893                    )
3894                    .grow(),
3895                ],
3896            )
3897            .grow()
3898            .vertical()])
3899            .into_any_element()
3900    }
3901}
3902
3903#[cfg(test)]
3904mod tests {
3905    use git::status::StatusCode;
3906    use gpui::TestAppContext;
3907    use project::{FakeFs, WorktreeSettings};
3908    use serde_json::json;
3909    use settings::SettingsStore;
3910    use theme::LoadThemes;
3911    use util::path;
3912
3913    use super::*;
3914
3915    fn init_test(cx: &mut gpui::TestAppContext) {
3916        if std::env::var("RUST_LOG").is_ok() {
3917            env_logger::try_init().ok();
3918        }
3919
3920        cx.update(|cx| {
3921            let settings_store = SettingsStore::test(cx);
3922            cx.set_global(settings_store);
3923            WorktreeSettings::register(cx);
3924            workspace::init_settings(cx);
3925            theme::init(LoadThemes::JustBase, cx);
3926            language::init(cx);
3927            editor::init(cx);
3928            Project::init_settings(cx);
3929            crate::init(cx);
3930        });
3931    }
3932
3933    #[gpui::test]
3934    async fn test_entry_worktree_paths(cx: &mut TestAppContext) {
3935        init_test(cx);
3936        let fs = FakeFs::new(cx.background_executor.clone());
3937        fs.insert_tree(
3938            "/root",
3939            json!({
3940                "zed": {
3941                    ".git": {},
3942                    "crates": {
3943                        "gpui": {
3944                            "gpui.rs": "fn main() {}"
3945                        },
3946                        "util": {
3947                            "util.rs": "fn do_it() {}"
3948                        }
3949                    }
3950                },
3951            }),
3952        )
3953        .await;
3954
3955        fs.set_status_for_repo_via_git_operation(
3956            Path::new(path!("/root/zed/.git")),
3957            &[
3958                (
3959                    Path::new("crates/gpui/gpui.rs"),
3960                    StatusCode::Modified.worktree(),
3961                ),
3962                (
3963                    Path::new("crates/util/util.rs"),
3964                    StatusCode::Modified.worktree(),
3965                ),
3966            ],
3967        );
3968
3969        let project =
3970            Project::test(fs.clone(), [path!("/root/zed/crates/gpui").as_ref()], cx).await;
3971        let (workspace, cx) =
3972            cx.add_window_view(|window, cx| Workspace::test_new(project.clone(), window, cx));
3973
3974        cx.read(|cx| {
3975            project
3976                .read(cx)
3977                .worktrees(cx)
3978                .nth(0)
3979                .unwrap()
3980                .read(cx)
3981                .as_local()
3982                .unwrap()
3983                .scan_complete()
3984        })
3985        .await;
3986
3987        cx.executor().run_until_parked();
3988
3989        let app_state = workspace.update(cx, |workspace, _| workspace.app_state().clone());
3990        let panel = cx.new_window_entity(|window, cx| {
3991            GitPanel::new(workspace.clone(), project.clone(), app_state, window, cx)
3992        });
3993
3994        let handle = cx.update_window_entity(&panel, |panel, _, _| {
3995            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
3996        });
3997        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
3998        handle.await;
3999
4000        let entries = panel.update(cx, |panel, _| panel.entries.clone());
4001        pretty_assertions::assert_eq!(
4002            entries,
4003            [
4004                GitListEntry::Header(GitHeaderEntry {
4005                    header: Section::Tracked
4006                }),
4007                GitListEntry::GitStatusEntry(GitStatusEntry {
4008                    abs_path: path!("/root/zed/crates/gpui/gpui.rs").into(),
4009                    repo_path: "crates/gpui/gpui.rs".into(),
4010                    worktree_path: Path::new("gpui.rs").into(),
4011                    status: StatusCode::Modified.worktree(),
4012                    staging: StageStatus::Unstaged,
4013                }),
4014                GitListEntry::GitStatusEntry(GitStatusEntry {
4015                    abs_path: path!("/root/zed/crates/util/util.rs").into(),
4016                    repo_path: "crates/util/util.rs".into(),
4017                    worktree_path: Path::new("../util/util.rs").into(),
4018                    status: StatusCode::Modified.worktree(),
4019                    staging: StageStatus::Unstaged,
4020                },),
4021            ],
4022        );
4023
4024        cx.update_window_entity(&panel, |panel, window, cx| {
4025            panel.select_last(&Default::default(), window, cx);
4026            assert_eq!(panel.selected_entry, Some(2));
4027            panel.open_diff(&Default::default(), window, cx);
4028        });
4029        cx.run_until_parked();
4030
4031        let worktree_roots = workspace.update(cx, |workspace, cx| {
4032            workspace
4033                .worktrees(cx)
4034                .map(|worktree| worktree.read(cx).abs_path())
4035                .collect::<Vec<_>>()
4036        });
4037        pretty_assertions::assert_eq!(
4038            worktree_roots,
4039            vec![
4040                Path::new(path!("/root/zed/crates/gpui")).into(),
4041                Path::new(path!("/root/zed/crates/util/util.rs")).into(),
4042            ]
4043        );
4044
4045        let repo_from_single_file_worktree = project.update(cx, |project, cx| {
4046            let git_store = project.git_store().read(cx);
4047            // The repo that comes from the single-file worktree can't be selected through the UI.
4048            let filtered_entries = filtered_repository_entries(git_store, cx)
4049                .iter()
4050                .map(|repo| repo.read(cx).worktree_abs_path.clone())
4051                .collect::<Vec<_>>();
4052            assert_eq!(
4053                filtered_entries,
4054                [Path::new(path!("/root/zed/crates/gpui")).into()]
4055            );
4056            // But we can select it artificially here.
4057            git_store
4058                .all_repositories()
4059                .into_iter()
4060                .find(|repo| {
4061                    &*repo.read(cx).worktree_abs_path
4062                        == Path::new(path!("/root/zed/crates/util/util.rs"))
4063                })
4064                .unwrap()
4065        });
4066
4067        // Paths still make sense when we somehow activate a repo that comes from a single-file worktree.
4068        repo_from_single_file_worktree.update(cx, |repo, cx| repo.activate(cx));
4069        let handle = cx.update_window_entity(&panel, |panel, _, _| {
4070            std::mem::replace(&mut panel.update_visible_entries_task, Task::ready(()))
4071        });
4072        cx.executor().advance_clock(2 * UPDATE_DEBOUNCE);
4073        handle.await;
4074        let entries = panel.update(cx, |panel, _| panel.entries.clone());
4075        pretty_assertions::assert_eq!(
4076            entries,
4077            [
4078                GitListEntry::Header(GitHeaderEntry {
4079                    header: Section::Tracked
4080                }),
4081                GitListEntry::GitStatusEntry(GitStatusEntry {
4082                    abs_path: path!("/root/zed/crates/gpui/gpui.rs").into(),
4083                    repo_path: "crates/gpui/gpui.rs".into(),
4084                    worktree_path: Path::new("../../gpui/gpui.rs").into(),
4085                    status: StatusCode::Modified.worktree(),
4086                    staging: StageStatus::Unstaged,
4087                }),
4088                GitListEntry::GitStatusEntry(GitStatusEntry {
4089                    abs_path: path!("/root/zed/crates/util/util.rs").into(),
4090                    repo_path: "crates/util/util.rs".into(),
4091                    worktree_path: Path::new("util.rs").into(),
4092                    status: StatusCode::Modified.worktree(),
4093                    staging: StageStatus::Unstaged,
4094                },),
4095            ],
4096        );
4097    }
4098}