Files
vscode/src/vs/sessions/contrib/changes/browser/changesView.ts
Lee Murray fa427ad49a Merge pull request #306760 from microsoft/mrleemurray/zany-purple-manatee
Enhance CI Status Widget with collapsible functionality and improved styles
2026-03-31 16:26:51 +01:00

1929 lines
76 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import './media/changesView.css';
import * as dom from '../../../../base/browser/dom.js';
import { renderLabelWithIcons } from '../../../../base/browser/ui/iconLabel/iconLabels.js';
import { IListVirtualDelegate } from '../../../../base/browser/ui/list/list.js';
import { ICompressedTreeElement, ICompressedTreeNode } from '../../../../base/browser/ui/tree/compressedObjectTreeModel.js';
import { ICompressibleTreeRenderer } from '../../../../base/browser/ui/tree/objectTree.js';
import { IObjectTreeElement, ITreeNode } from '../../../../base/browser/ui/tree/tree.js';
import { ActionRunner, IAction } from '../../../../base/common/actions.js';
import { Codicon } from '../../../../base/common/codicons.js';
import { Iterable } from '../../../../base/common/iterator.js';
import { Disposable, DisposableStore, IDisposable } from '../../../../base/common/lifecycle.js';
import { Event } from '../../../../base/common/event.js';
import { autorun, constObservable, derived, derivedOpts, IObservable, IObservableWithChange, ISettableObservable, ObservablePromise, observableSignalFromEvent, observableValue, runOnChange } from '../../../../base/common/observable.js';
import { basename } from '../../../../base/common/path.js';
import { IResourceNode, ResourceTree } from '../../../../base/common/resourceTree.js';
import { ProgressBar } from '../../../../base/browser/ui/progressbar/progressbar.js';
import { extUriBiasedIgnorePathCase, isEqual } from '../../../../base/common/resources.js';
import { ThemeIcon } from '../../../../base/common/themables.js';
import { URI } from '../../../../base/common/uri.js';
import { localize, localize2 } from '../../../../nls.js';
import { MenuWorkbenchButtonBar } from '../../../../platform/actions/browser/buttonbar.js';
import { MenuWorkbenchToolBar } from '../../../../platform/actions/browser/toolbar.js';
import { ActionWidgetDropdownActionViewItem } from '../../../../platform/actions/browser/actionWidgetDropdownActionViewItem.js';
import { MenuId, Action2, MenuItemAction, registerAction2 } from '../../../../platform/actions/common/actions.js';
import { IActionWidgetService } from '../../../../platform/actionWidget/browser/actionWidget.js';
import { IActionWidgetDropdownActionProvider } from '../../../../platform/actionWidget/browser/actionWidgetDropdown.js';
import { IConfigurationService } from '../../../../platform/configuration/common/configuration.js';
import { IContextKeyService, RawContextKey } from '../../../../platform/contextkey/common/contextkey.js';
import { IContextMenuService } from '../../../../platform/contextview/browser/contextView.js';
import { FileKind, IFileService } from '../../../../platform/files/common/files.js';
import { IHoverService } from '../../../../platform/hover/browser/hover.js';
import { IInstantiationService, ServicesAccessor } from '../../../../platform/instantiation/common/instantiation.js';
import { IKeybindingService } from '../../../../platform/keybinding/common/keybinding.js';
import { ILabelService } from '../../../../platform/label/common/label.js';
import { WorkbenchCompressibleObjectTree } from '../../../../platform/list/browser/listService.js';
import { ILogService } from '../../../../platform/log/common/log.js';
import { bindContextKey } from '../../../../platform/observable/common/platformObservableUtils.js';
import { IOpenerService } from '../../../../platform/opener/common/opener.js';
import { ServiceCollection } from '../../../../platform/instantiation/common/serviceCollection.js';
import { IStorageService, StorageScope, StorageTarget } from '../../../../platform/storage/common/storage.js';
import { ITelemetryService } from '../../../../platform/telemetry/common/telemetry.js';
import { IThemeService } from '../../../../platform/theme/common/themeService.js';
import { defaultProgressBarStyles } from '../../../../platform/theme/browser/defaultStyles.js';
import { IWorkspaceContextService } from '../../../../platform/workspace/common/workspace.js';
import { fillEditorsDragData } from '../../../../workbench/browser/dnd.js';
import { IResourceLabel, ResourceLabels } from '../../../../workbench/browser/labels.js';
import { ViewPane, IViewPaneOptions, ViewAction } from '../../../../workbench/browser/parts/views/viewPane.js';
import { ViewPaneContainer } from '../../../../workbench/browser/parts/views/viewPaneContainer.js';
import { IViewDescriptorService } from '../../../../workbench/common/views.js';
import { CHAT_CATEGORY } from '../../../../workbench/contrib/chat/browser/actions/chatActions.js';
import { IAgentSessionsService } from '../../../../workbench/contrib/chat/browser/agentSessions/agentSessionsService.js';
import { ChatContextKeys } from '../../../../workbench/contrib/chat/common/actions/chatContextKeys.js';
import { IChatSessionFileChange, IChatSessionFileChange2, isIChatSessionFileChange2 } from '../../../../workbench/contrib/chat/common/chatSessionsService.js';
import { chatEditingWidgetFileStateContextKey, ModifiedFileEntryState } from '../../../../workbench/contrib/chat/common/editing/chatEditingService.js';
import { createFileIconThemableTreeContainerScope } from '../../../../workbench/contrib/files/browser/views/explorerView.js';
import { ACTIVE_GROUP, IEditorService, SIDE_GROUP } from '../../../../workbench/services/editor/common/editorService.js';
import { IExtensionService } from '../../../../workbench/services/extensions/common/extensions.js';
import { IWorkbenchLayoutService } from '../../../../workbench/services/layout/browser/layoutService.js';
import { ISessionsManagementService } from '../../sessions/browser/sessionsManagementService.js';
import { CodeReviewStateKind, getCodeReviewFilesFromSessionChanges, getCodeReviewVersion, ICodeReviewService, PRReviewStateKind } from '../../codeReview/browser/codeReviewService.js';
import { IAgentFeedbackService } from '../../agentFeedback/browser/agentFeedbackService.js';
import { GitDiffChange, IGitRepository, IGitService } from '../../../../workbench/contrib/git/common/gitService.js';
import { IGitHubService } from '../../github/browser/githubService.js';
import { CIStatusWidget } from './ciStatusWidget.js';
import { arrayEqualsC } from '../../../../base/common/equals.js';
import { GITHUB_REMOTE_FILE_SCHEME, SessionStatus } from '../../sessions/common/sessionData.js';
import { Orientation } from '../../../../base/browser/ui/sash/sash.js';
import { IView, Sizing, SplitView } from '../../../../base/browser/ui/splitview/splitview.js';
import { Color } from '../../../../base/common/color.js';
import { PANEL_SECTION_BORDER } from '../../../../workbench/common/theme.js';
import { EditorResourceAccessor, SideBySideEditor } from '../../../../workbench/common/editor.js';
const $ = dom.$;
// --- Constants
export const CHANGES_VIEW_CONTAINER_ID = 'workbench.view.agentSessions.changesContainer';
export const CHANGES_VIEW_ID = 'workbench.view.agentSessions.changes';
const RUN_SESSION_CODE_REVIEW_ACTION_ID = 'sessions.codeReview.run';
// --- View Mode
export const enum ChangesViewMode {
List = 'list',
Tree = 'tree'
}
const changesViewModeContextKey = new RawContextKey<ChangesViewMode>('changesViewMode', ChangesViewMode.List);
// --- Versions Mode
const enum ChangesVersionMode {
BranchChanges = 'branchChanges',
OutgoingChanges = 'outgoingChanges',
AllChanges = 'allChanges',
LastTurn = 'lastTurn'
}
const enum IsolationMode {
Workspace = 'workspace',
Worktree = 'worktree'
}
const changesVersionModeContextKey = new RawContextKey<ChangesVersionMode>('sessions.changesVersionMode', ChangesVersionMode.BranchChanges);
const isMergeBaseBranchProtectedContextKey = new RawContextKey<boolean>('sessions.isMergeBaseBranchProtected', false);
const isolationModeContextKey = new RawContextKey<IsolationMode>('sessions.isolationMode', IsolationMode.Workspace);
const hasGitRepositoryContextKey = new RawContextKey<boolean>('sessions.hasGitRepository', true);
const hasPullRequestContextKey = new RawContextKey<boolean>('sessions.hasPullRequest', false);
const hasOpenPullRequestContextKey = new RawContextKey<boolean>('sessions.hasOpenPullRequest', false);
const hasIncomingChangesContextKey = new RawContextKey<boolean>('sessions.hasIncomingChanges', false);
const hasOutgoingChangesContextKey = new RawContextKey<boolean>('sessions.hasOutgoingChanges', false);
// --- List Item
type ChangeType = 'added' | 'modified' | 'deleted' | 'none';
interface IChangesFileItem {
readonly type: 'file';
readonly uri: URI;
readonly originalUri?: URI;
readonly state: ModifiedFileEntryState;
readonly isDeletion: boolean;
readonly changeType: ChangeType;
readonly linesAdded: number;
readonly linesRemoved: number;
readonly reviewCommentCount: number;
readonly agentFeedbackCount: number;
}
interface IChangesRootItem {
readonly type: 'root';
readonly uri: URI;
readonly name: string;
readonly description?: string;
}
interface IChangesTreeRootInfo {
readonly root: IChangesRootItem;
readonly resourceTreeRootUri: URI;
}
type ChangesTreeElement = IChangesRootItem | IChangesFileItem | IResourceNode<IChangesFileItem, undefined>;
function isChangesFileItem(element: ChangesTreeElement): element is IChangesFileItem {
return !ResourceTree.isResourceNode(element) && element.type === 'file';
}
function isChangesRootItem(element: ChangesTreeElement): element is IChangesRootItem {
return !ResourceTree.isResourceNode(element) && element.type === 'root';
}
/**
* Builds a tree of `ICompressedTreeElement<ChangesTreeElement>` from a flat list of file items
* using a `ResourceTree` to group files by their directory path segments.
*/
function buildTreeChildren(items: IChangesFileItem[], treeRootInfo?: IChangesTreeRootInfo): ICompressedTreeElement<ChangesTreeElement>[] {
if (items.length === 0) {
return [];
}
let rootUri = treeRootInfo?.resourceTreeRootUri ?? URI.file('/');
// For github-remote-file URIs, set the root to /{owner}/{repo}/{ref}
// so the tree shows repo-relative paths instead of internal URI segments.
if (!treeRootInfo && items[0].uri.scheme === GITHUB_REMOTE_FILE_SCHEME) {
const parts = items[0].uri.path.split('/').filter(Boolean);
if (parts.length >= 3) {
rootUri = items[0].uri.with({ path: '/' + parts.slice(0, 3).join('/') });
}
}
const resourceTree = new ResourceTree<IChangesFileItem, undefined>(undefined, rootUri, extUriBiasedIgnorePathCase);
for (const item of items) {
resourceTree.add(item.uri, item);
}
function convertChildren(parent: IResourceNode<IChangesFileItem, undefined>): ICompressedTreeElement<ChangesTreeElement>[] {
const result: ICompressedTreeElement<ChangesTreeElement>[] = [];
for (const child of parent.children) {
if (child.element && child.childrenCount === 0) {
// Leaf node — just the file item
result.push({
element: child.element,
collapsible: false,
incompressible: true,
});
} else {
// Folder node
result.push({
element: child,
children: convertChildren(child),
collapsible: true,
collapsed: false,
});
}
}
return result;
}
const children = convertChildren(resourceTree.root);
if (!treeRootInfo) {
return children;
}
return [{
element: treeRootInfo.root,
children,
collapsible: true,
collapsed: false,
incompressible: true,
}];
}
function toChangesFileItem(changes: GitDiffChange[], modifiedRef: string | undefined, originalRef: string | undefined): IChangesFileItem[] {
return changes.map(change => {
const isDeletion = change.modifiedUri === undefined;
const isAddition = change.originalUri === undefined;
const uri = change.modifiedUri ?? change.uri;
const fileUri = isDeletion
? uri
: modifiedRef
? uri.with({ scheme: 'git', query: JSON.stringify({ path: uri.fsPath, ref: modifiedRef }) })
: uri;
const originalUri = isAddition
? change.originalUri
: originalRef
? fileUri.with({ scheme: 'git', query: JSON.stringify({ path: fileUri.fsPath, ref: originalRef }) })
: change.originalUri;
return {
type: 'file',
uri: fileUri,
originalUri,
state: ModifiedFileEntryState.Accepted,
isDeletion,
changeType: isDeletion ? 'deleted' : isAddition ? 'added' : 'modified',
linesAdded: change.insertions,
linesRemoved: change.deletions,
reviewCommentCount: 0,
agentFeedbackCount: 0,
} satisfies IChangesFileItem;
});
}
async function collectWorkspaceFiles(fileService: IFileService, rootUri: URI): Promise<IChangesFileItem[]> {
const files: IChangesFileItem[] = [];
const collect = async (uri: URI): Promise<void> => {
let stat;
try {
stat = await fileService.resolve(uri);
} catch {
return;
}
if (!stat.children) {
return;
}
for (const child of stat.children) {
if (child.isDirectory) {
await collect(child.resource);
continue;
}
files.push({
type: 'file',
uri: child.resource,
state: ModifiedFileEntryState.Accepted,
isDeletion: false,
changeType: 'none',
linesAdded: 0,
linesRemoved: 0,
reviewCommentCount: 0,
agentFeedbackCount: 0,
});
}
};
await collect(rootUri);
return files;
}
// --- View Model
class ChangesViewModel extends Disposable {
readonly sessionsChangedSignal: IObservable<void>;
readonly activeSessionResourceObs: IObservable<URI | undefined>;
readonly activeSessionBranchNameObs: IObservable<string | undefined>;
readonly activeSessionBaseBranchNameObs: IObservable<string | undefined>;
readonly activeSessionUpstreamBranchNameObs: IObservable<string | undefined>;
readonly activeSessionIsolationModeObs: IObservable<IsolationMode>;
readonly activeSessionRepositoryObs: IObservableWithChange<IGitRepository | undefined>;
readonly activeSessionChangesObs: IObservable<readonly (IChatSessionFileChange | IChatSessionFileChange2)[]>;
readonly activeSessionWorkspaceFilesObs: IObservableWithChange<IObservable<readonly IChangesFileItem[] | undefined>>;
readonly activeSessionHasGitRepositoryObs: IObservable<boolean>;
readonly activeSessionFirstCheckpointRefObs: IObservable<string | undefined>;
readonly activeSessionLastCheckpointRefObs: IObservable<string | undefined>;
readonly versionModeObs: ISettableObservable<ChangesVersionMode>;
setVersionMode(mode: ChangesVersionMode): void {
if (this.versionModeObs.get() === mode) {
return;
}
this.versionModeObs.set(mode, undefined);
}
readonly viewModeObs: ISettableObservable<ChangesViewMode>;
setViewMode(mode: ChangesViewMode): void {
if (this.viewModeObs.get() === mode) {
return;
}
this.viewModeObs.set(mode, undefined);
this.storageService.store('changesView.viewMode', mode, StorageScope.WORKSPACE, StorageTarget.USER);
}
constructor(
@IAgentSessionsService private readonly agentSessionsService: IAgentSessionsService,
@IFileService private readonly fileService: IFileService,
@IGitService private readonly gitService: IGitService,
@ISessionsManagementService private readonly sessionManagementService: ISessionsManagementService,
@IStorageService private readonly storageService: IStorageService,
@IWorkspaceContextService private readonly workspaceContextService: IWorkspaceContextService,
) {
super();
// Active session changes
this.sessionsChangedSignal = observableSignalFromEvent(this,
this.sessionManagementService.onDidChangeSessions);
// Active session resource
this.activeSessionResourceObs = derivedOpts({ equalsFn: isEqual }, reader => {
const activeSession = this.sessionManagementService.activeSession.read(reader);
return activeSession?.resource;
});
// Active session changes
this.activeSessionChangesObs = derivedOpts({
equalsFn: arrayEqualsC<IChatSessionFileChange | IChatSessionFileChange2>()
}, reader => {
const activeSession = this.sessionManagementService.activeSession.read(reader);
if (!activeSession) {
return Iterable.empty();
}
return activeSession.changes.read(reader) as readonly (IChatSessionFileChange | IChatSessionFileChange2)[];
});
const activeSessionRepositoryObs = derived(reader => {
const activeSession = this.sessionManagementService.activeSession.read(reader);
return activeSession?.workspace.read(reader)?.repositories[0];
});
// Active session isolation mode
this.activeSessionIsolationModeObs = derived(reader => {
const activeSessionRepository = activeSessionRepositoryObs.read(reader);
return activeSessionRepository?.workingDirectory === undefined
? IsolationMode.Workspace
: IsolationMode.Worktree;
});
// Active session repository
const activeSessionRepositoryPromiseObs = derived(reader => {
const activeSessionResource = this.activeSessionResourceObs.read(reader);
if (!activeSessionResource) {
return constObservable(undefined);
}
const activeSessionRepository = activeSessionRepositoryObs.read(reader);
const workingDirectory = activeSessionRepository?.workingDirectory ?? activeSessionRepository?.uri;
if (!workingDirectory) {
return constObservable(undefined);
}
return new ObservablePromise(this.gitService.openRepository(workingDirectory)).resolvedValue;
});
this.activeSessionRepositoryObs = derived<IGitRepository | undefined>(reader => {
const activeSessionRepositoryPromise = activeSessionRepositoryPromiseObs.read(reader);
if (activeSessionRepositoryPromise === undefined) {
return undefined;
}
return activeSessionRepositoryPromise.read(reader);
});
// Active session branch name
this.activeSessionBranchNameObs = derived(reader => {
const repository = activeSessionRepositoryObs.read(reader);
const repositoryState = this.activeSessionRepositoryObs.read(reader)?.state.read(reader);
return repository?.detail ?? repositoryState?.HEAD?.name;
});
// Active session base branch name
this.activeSessionBaseBranchNameObs = derived(reader => {
return activeSessionRepositoryObs.read(reader)?.baseBranchName;
});
// Active session upstream branch name
this.activeSessionUpstreamBranchNameObs = derived(reader => {
const repositoryState = this.activeSessionRepositoryObs.read(reader)?.state.read(reader);
return repositoryState?.HEAD?.upstream
? `${repositoryState.HEAD.upstream.remote}/${repositoryState.HEAD.upstream.name}`
: undefined;
});
// Active session has git repository
this.activeSessionHasGitRepositoryObs = derived(reader => {
const sessionResource = this.activeSessionResourceObs.read(reader);
if (!sessionResource) {
return false;
}
this.sessionsChangedSignal.read(reader);
const model = this.agentSessionsService.getSession(sessionResource);
return model?.metadata?.repositoryPath !== undefined;
});
// Active session first checkpoint ref
this.activeSessionFirstCheckpointRefObs = derived(reader => {
const sessionResource = this.activeSessionResourceObs.read(reader);
if (!sessionResource) {
return undefined;
}
this.sessionsChangedSignal.read(reader);
const model = this.agentSessionsService.getSession(sessionResource);
return model?.metadata?.firstCheckpointRef as string | undefined;
});
// Active session last checkpoint ref
this.activeSessionLastCheckpointRefObs = derived(reader => {
const sessionResource = this.activeSessionResourceObs.read(reader);
if (!sessionResource) {
return undefined;
}
this.sessionsChangedSignal.read(reader);
const model = this.agentSessionsService.getSession(sessionResource);
return model?.metadata?.lastCheckpointRef as string | undefined;
});
// Active session workspace files
this.activeSessionWorkspaceFilesObs = derived(reader => {
if (!this.activeSessionResourceObs.read(reader)) {
return constObservable([]);
}
if (this.activeSessionHasGitRepositoryObs.read(reader)) {
return constObservable([]);
}
const rootUri = this.workspaceContextService.getWorkspace().folders[0]?.uri;
if (!rootUri) {
return constObservable([]);
}
return new ObservablePromise(collectWorkspaceFiles(this.fileService, rootUri)).resolvedValue;
});
// Version mode
this.versionModeObs = observableValue<ChangesVersionMode>(this, ChangesVersionMode.BranchChanges);
this._register(runOnChange(this.activeSessionResourceObs, () => {
this.setVersionMode(ChangesVersionMode.BranchChanges);
}));
// View mode
const storedMode = this.storageService.get('changesView.viewMode', StorageScope.WORKSPACE);
const initialMode = storedMode === ChangesViewMode.Tree ? ChangesViewMode.Tree : ChangesViewMode.List;
this.viewModeObs = observableValue<ChangesViewMode>(this, initialMode);
}
}
// --- View Pane
export class ChangesViewPane extends ViewPane {
private bodyContainer: HTMLElement | undefined;
private welcomeContainer: HTMLElement | undefined;
private filesHeaderNode: HTMLElement | undefined;
private filesCountBadge: HTMLElement | undefined;
private contentContainer: HTMLElement | undefined;
private overviewContainer: HTMLElement | undefined;
private summaryContainer: HTMLElement | undefined;
private listContainer: HTMLElement | undefined;
// Actions container is positioned outside the card for this layout experiment
private actionsContainer: HTMLElement | undefined;
private changesProgressBar!: ProgressBar;
private tree: WorkbenchCompressibleObjectTree<ChangesTreeElement> | undefined;
private ciStatusWidget: CIStatusWidget | undefined;
private splitView: SplitView | undefined;
private splitViewContainer: HTMLElement | undefined;
private readonly renderDisposables = this._register(new DisposableStore());
// Track current body dimensions for list layout
private currentBodyHeight = 0;
private currentBodyWidth = 0;
readonly viewModel: ChangesViewModel;
constructor(
options: IViewPaneOptions,
@IKeybindingService keybindingService: IKeybindingService,
@IContextMenuService contextMenuService: IContextMenuService,
@IConfigurationService configurationService: IConfigurationService,
@IContextKeyService contextKeyService: IContextKeyService,
@IViewDescriptorService viewDescriptorService: IViewDescriptorService,
@IInstantiationService instantiationService: IInstantiationService,
@IOpenerService openerService: IOpenerService,
@IThemeService themeService: IThemeService,
@IHoverService hoverService: IHoverService,
@IEditorService private readonly editorService: IEditorService,
@IAgentSessionsService private readonly agentSessionsService: IAgentSessionsService,
@ISessionsManagementService private readonly sessionManagementService: ISessionsManagementService,
@ILabelService private readonly labelService: ILabelService,
@ICodeReviewService private readonly codeReviewService: ICodeReviewService,
@IGitHubService private readonly gitHubService: IGitHubService,
@IAgentFeedbackService private readonly agentFeedbackService: IAgentFeedbackService,
@IWorkspaceContextService private readonly workspaceContextService: IWorkspaceContextService,
) {
super({ ...options, titleMenuId: MenuId.ChatEditingSessionTitleToolbar }, keybindingService, contextMenuService, configurationService, contextKeyService, viewDescriptorService, instantiationService, openerService, themeService, hoverService);
this.viewModel = this.instantiationService.createInstance(ChangesViewModel);
this._register(this.viewModel);
// Version mode
this._register(bindContextKey(changesVersionModeContextKey, this.scopedContextKeyService, reader => {
return this.viewModel.versionModeObs.read(reader);
}));
// View mode
this._register(bindContextKey(changesViewModeContextKey, this.scopedContextKeyService, reader => {
return this.viewModel.viewModeObs.read(reader);
}));
// Set chatSessionType on the view's context key service so ViewTitle menu items
// can use it in their `when` clauses. Update reactively when the active session
// changes.
this._register(bindContextKey(ChatContextKeys.agentSessionType, this.scopedContextKeyService, reader => {
const activeSession = this.sessionManagementService.activeSession.read(reader);
return activeSession?.sessionType ?? '';
}));
// Title actions
this._register(autorun(reader => {
this.viewModel.activeSessionResourceObs.read(reader);
this.updateActions();
}));
}
protected override renderBody(container: HTMLElement): void {
super.renderBody(container);
this.bodyContainer = dom.append(container, $('.changes-view-body'));
// Actions container - positioned outside and above the card
this.actionsContainer = dom.append(this.bodyContainer, $('.chat-editing-session-actions.outside-card'));
// SplitView container for resizable file tree / CI checks split
this.splitViewContainer = dom.append(this.bodyContainer, $('.changes-splitview-container'));
// Main container with file icons support (the "card") — top pane
this.contentContainer = dom.append(this.splitViewContainer, $('.chat-editing-session-container.show-file-icons'));
this._register(createFileIconThemableTreeContainerScope(this.contentContainer, this.themeService));
// Toggle class based on whether the file icon theme has file icons
const updateHasFileIcons = () => {
this.contentContainer!.classList.toggle('has-file-icons', this.themeService.getFileIconTheme().hasFileIcons);
};
updateHasFileIcons();
this._register(this.themeService.onDidFileIconThemeChange(updateHasFileIcons));
// Files header
this.filesHeaderNode = dom.append(this.contentContainer, $('.changes-files-header'));
const filesHeaderToolbarContainer = dom.append(this.filesHeaderNode, $('.changes-files-header-toolbar'));
this._register(this.instantiationService.createInstance(MenuWorkbenchToolBar, filesHeaderToolbarContainer, MenuId.ChatEditingSessionChangesFileHeaderToolbar, {
menuOptions: { shouldForwardArgs: true },
actionViewItemProvider: (action) => {
if (action.id === 'chatEditing.versionsPicker' && action instanceof MenuItemAction) {
return this.instantiationService.createInstance(ChangesPickerActionItem, action, this.viewModel);
}
return undefined;
},
}));
this.filesCountBadge = dom.append(this.filesHeaderNode, $('.changes-files-count'));
// Overview section (header with summary only - actions moved outside card)
this.overviewContainer = dom.append(this.contentContainer, $('.chat-editing-session-overview'));
this.summaryContainer = dom.append(this.overviewContainer, $('.changes-summary'));
// Changes card progress bar
const progressContainer = dom.append(this.contentContainer, $('.changes-progress'));
this.changesProgressBar = this._register(new ProgressBar(progressContainer, defaultProgressBarStyles));
this.changesProgressBar.stop().hide();
// List container
this.listContainer = dom.append(this.contentContainer, $('.changes-file-list'));
// Welcome message for empty state
this.welcomeContainer = dom.append(this.contentContainer, $('.changes-welcome'));
const welcomeIcon = dom.append(this.welcomeContainer, $('.changes-welcome-icon'));
welcomeIcon.classList.add(...ThemeIcon.asClassNameArray(Codicon.diffMultiple));
const welcomeMessage = dom.append(this.welcomeContainer, $('.changes-welcome-message'));
welcomeMessage.textContent = localize('changesView.noChanges', "Changed files and other session artifacts will appear here.");
// CI Status widget — bottom pane
this.ciStatusWidget = this._register(this.instantiationService.createInstance(CIStatusWidget, this.splitViewContainer));
// Create SplitView
this.splitView = this._register(new SplitView(this.splitViewContainer, {
orientation: Orientation.VERTICAL,
proportionalLayout: false,
}));
// Shared constants for pane sizing
const ciMinHeight = CIStatusWidget.HEADER_HEIGHT + CIStatusWidget.MIN_BODY_HEIGHT;
const treeMinHeight = 3 * ChangesTreeDelegate.ROW_HEIGHT;
// Top pane: file tree
const treePane: IView = {
element: this.contentContainer,
minimumSize: treeMinHeight,
maximumSize: Number.POSITIVE_INFINITY,
onDidChange: Event.None,
layout: (height) => {
this.contentContainer!.style.height = `${height}px`;
this._layoutTreeInPane(height);
},
};
// Bottom pane: CI checks
const ciElement = this.ciStatusWidget.element;
const ciWidget = this.ciStatusWidget;
const ciPane: IView = {
element: ciElement,
get minimumSize() { return ciWidget.collapsed ? CIStatusWidget.HEADER_HEIGHT : ciMinHeight; },
get maximumSize() { return ciWidget.collapsed ? CIStatusWidget.HEADER_HEIGHT : Number.POSITIVE_INFINITY; },
onDidChange: Event.map(this.ciStatusWidget.onDidChangeHeight, () => undefined),
layout: (height) => {
ciElement.style.height = `${height}px`;
const bodyHeight = Math.max(0, height - CIStatusWidget.HEADER_HEIGHT);
ciWidget.layout(bodyHeight);
},
};
this.splitView.addView(treePane, Sizing.Distribute, 0, true);
this.splitView.addView(ciPane, CIStatusWidget.HEADER_HEIGHT + CIStatusWidget.PREFERRED_BODY_HEIGHT, 1, true);
// Style the sash as a visible separator between sections
const updateSplitViewStyles = () => {
const borderColor = this.themeService.getColorTheme().getColor(PANEL_SECTION_BORDER);
this.splitView!.style({ separatorBorder: borderColor ?? Color.transparent });
};
updateSplitViewStyles();
this._register(this.themeService.onDidColorThemeChange(updateSplitViewStyles));
// Initially hide CI pane until checks arrive
this.splitView.setViewVisible(1, false);
let savedCIPaneHeight = CIStatusWidget.HEADER_HEIGHT + CIStatusWidget.PREFERRED_BODY_HEIGHT;
this._register(this.ciStatusWidget.onDidToggleCollapsed(collapsed => {
if (!this.splitView || !this.ciStatusWidget) {
return;
}
if (collapsed) {
// Save current size before collapsing
const currentSize = this.splitView.getViewSize(1);
if (currentSize > CIStatusWidget.HEADER_HEIGHT) {
savedCIPaneHeight = currentSize;
}
this.splitView.resizeView(1, CIStatusWidget.HEADER_HEIGHT);
} else {
// Restore saved size on expand
this.splitView.resizeView(1, savedCIPaneHeight);
}
this.layoutSplitView();
}));
this._register(this.ciStatusWidget.onDidChangeHeight(() => {
if (!this.splitView || !this.ciStatusWidget) {
return;
}
const visible = this.ciStatusWidget.visible;
const isCurrentlyVisible = this.splitView.isViewVisible(1);
if (visible !== isCurrentlyVisible) {
this.splitView.setViewVisible(1, visible);
}
this.layoutSplitView();
}));
this._register(this.onDidChangeBodyVisibility(visible => {
if (visible) {
this.onVisible();
} else {
this.renderDisposables.clear();
}
}));
// Trigger initial render if already visible
if (this.isBodyVisible()) {
this.onVisible();
}
}
override getActionsContext(): URI | undefined {
return this.viewModel.activeSessionResourceObs.get();
}
private onVisible(): void {
this.renderDisposables.clear();
const reviewCommentCountByFileObs = derived(reader => {
const sessionResource = this.viewModel.activeSessionResourceObs.read(reader);
const changes = [...this.viewModel.activeSessionChangesObs.read(reader)];
if (!sessionResource) {
return new Map<string, number>();
}
const result = new Map<string, number>();
const prReviewState = this.codeReviewService.getPRReviewState(sessionResource).read(reader);
if (prReviewState.kind === PRReviewStateKind.Loaded) {
for (const comment of prReviewState.comments) {
const uriKey = comment.uri.fsPath;
result.set(uriKey, (result.get(uriKey) ?? 0) + 1);
}
}
if (changes.length === 0) {
return result;
}
const reviewFiles = getCodeReviewFilesFromSessionChanges(changes as readonly IChatSessionFileChange[] | readonly IChatSessionFileChange2[]);
const reviewVersion = getCodeReviewVersion(reviewFiles);
const reviewState = this.codeReviewService.getReviewState(sessionResource).read(reader);
if (reviewState.kind !== CodeReviewStateKind.Result || reviewState.version !== reviewVersion) {
return result;
}
for (const comment of reviewState.comments) {
const uriKey = comment.uri.fsPath;
result.set(uriKey, (result.get(uriKey) ?? 0) + 1);
}
return result;
});
const agentFeedbackCountByFileObs = derived(reader => {
const sessionResource = this.viewModel.activeSessionResourceObs.read(reader);
if (!sessionResource) {
return new Map<string, number>();
}
observableSignalFromEvent(this, this.agentFeedbackService.onDidChangeFeedback).read(reader);
const feedbackItems = this.agentFeedbackService.getFeedback(sessionResource);
const result = new Map<string, number>();
for (const item of feedbackItems) {
if (!item.sourcePRReviewCommentId) {
const uriKey = item.resourceUri.fsPath;
result.set(uriKey, (result.get(uriKey) ?? 0) + 1);
}
}
return result;
});
// Convert session file changes to list items (cloud/background sessions)
const sessionFilesObs = derived(reader => {
const reviewCommentCountByFile = reviewCommentCountByFileObs.read(reader);
const agentFeedbackCountByFile = agentFeedbackCountByFileObs.read(reader);
const changes = [...this.viewModel.activeSessionChangesObs.read(reader)];
return changes.map((entry): IChangesFileItem => {
const isDeletion = entry.modifiedUri === undefined;
const isAddition = entry.originalUri === undefined;
const uri = isIChatSessionFileChange2(entry)
? entry.modifiedUri ?? entry.uri
: entry.modifiedUri;
return {
type: 'file',
uri,
originalUri: entry.originalUri,
state: ModifiedFileEntryState.Accepted,
isDeletion,
changeType: isDeletion ? 'deleted' : isAddition ? 'added' : 'modified',
linesAdded: entry.insertions,
linesRemoved: entry.deletions,
reviewCommentCount: reviewCommentCountByFile.get(uri.fsPath) ?? 0,
agentFeedbackCount: agentFeedbackCountByFile.get(uri.fsPath) ?? 0,
};
});
});
const allChangesObs = derived(reader => {
const repository = this.viewModel.activeSessionRepositoryObs.read(reader);
const firstCheckpointRef = this.viewModel.activeSessionFirstCheckpointRefObs.read(reader);
const lastCheckpointRef = this.viewModel.activeSessionLastCheckpointRefObs.read(reader);
if (!repository || !firstCheckpointRef || !lastCheckpointRef) {
return constObservable(undefined);
}
const diffPromise = repository.diffBetweenWithStats(firstCheckpointRef, lastCheckpointRef);
return new ObservablePromise(diffPromise).resolvedValue;
});
const lastTurnChangesObs = derived(reader => {
const repository = this.viewModel.activeSessionRepositoryObs.read(reader);
const lastCheckpointRef = this.viewModel.activeSessionLastCheckpointRefObs.read(reader);
if (!repository || !lastCheckpointRef) {
return constObservable(undefined);
}
const diffPromise = repository.diffBetweenWithStats(`${lastCheckpointRef}^`, lastCheckpointRef);
return new ObservablePromise(diffPromise).resolvedValue;
});
const isLoadingChangesObs = derived(reader => {
if (!this.viewModel.activeSessionHasGitRepositoryObs.read(reader)) {
const files = this.viewModel.activeSessionWorkspaceFilesObs.read(reader).read(reader);
return files === undefined;
}
const versionMode = this.viewModel.versionModeObs.read(reader);
if (versionMode !== ChangesVersionMode.AllChanges && versionMode !== ChangesVersionMode.LastTurn) {
return false;
}
const repository = this.viewModel.activeSessionRepositoryObs.read(reader);
if (!repository) {
return false;
}
const allChangesResult = allChangesObs.read(reader).read(reader);
const lastTurnChangesResult = lastTurnChangesObs.read(reader).read(reader);
return allChangesResult === undefined || lastTurnChangesResult === undefined;
});
this.renderDisposables.add(autorun(reader => {
const isLoading = isLoadingChangesObs.read(reader);
if (isLoading) {
this.changesProgressBar.infinite().show(200);
} else {
this.changesProgressBar.stop().hide();
}
}));
// Combine both entry sources for display
const combinedEntriesObs = derived(reader => {
const versionMode = this.viewModel.versionModeObs.read(reader);
const sourceEntries: IChangesFileItem[] = [];
if (versionMode === ChangesVersionMode.BranchChanges) {
const hasGitRepository = this.viewModel.activeSessionHasGitRepositoryObs.read(reader);
if (hasGitRepository) {
const sessionFiles = sessionFilesObs.read(reader);
sourceEntries.push(...sessionFiles);
} else {
const files = this.viewModel.activeSessionWorkspaceFilesObs.read(reader).read(reader) ?? [];
sourceEntries.push(...files);
}
} else if (versionMode === ChangesVersionMode.AllChanges) {
const allChanges = allChangesObs.read(reader).read(reader) ?? [];
const firstCheckpointRef = this.viewModel.activeSessionFirstCheckpointRefObs.read(reader);
const lastCheckpointRef = this.viewModel.activeSessionLastCheckpointRefObs.read(reader);
sourceEntries.push(...toChangesFileItem(allChanges, lastCheckpointRef, firstCheckpointRef));
} else if (versionMode === ChangesVersionMode.LastTurn) {
const diffChanges = lastTurnChangesObs.read(reader).read(reader) ?? [];
const lastCheckpointRef = this.viewModel.activeSessionLastCheckpointRefObs.read(undefined);
sourceEntries.push(...toChangesFileItem(diffChanges, lastCheckpointRef, lastCheckpointRef ? `${lastCheckpointRef}^` : undefined));
}
const resources = new Set();
const entries: IChangesFileItem[] = [];
for (const item of sourceEntries) {
if (!resources.has(item.uri.fsPath)) {
resources.add(item.uri.fsPath);
entries.push(item);
}
}
return entries.sort((a, b) => extUriBiasedIgnorePathCase.compare(a.uri, b.uri));
});
// Calculate stats from combined entries
const topLevelStats = derived(reader => {
const entries = combinedEntriesObs.read(reader);
let added = 0, removed = 0;
for (const entry of entries) {
added += entry.linesAdded;
removed += entry.linesRemoved;
}
return { files: entries.length, added, removed };
});
// Setup context keys and actions toolbar
if (this.actionsContainer) {
dom.clearNode(this.actionsContainer);
let lastHasChanges = false;
this.renderDisposables.add(bindContextKey(ChatContextKeys.hasAgentSessionChanges, this.scopedContextKeyService, reader => {
if (isLoadingChangesObs.read(reader)) {
return lastHasChanges;
}
const { files } = topLevelStats.read(reader);
lastHasChanges = files > 0;
return lastHasChanges;
}));
this.renderDisposables.add(bindContextKey(ChatContextKeys.requestInProgress, this.scopedContextKeyService, reader => {
const activeSessionStatus = this.sessionManagementService.activeSession.read(reader)?.status.read(reader);
return activeSessionStatus !== SessionStatus.Completed && activeSessionStatus !== SessionStatus.Error;
}));
this.renderDisposables.add(bindContextKey(isolationModeContextKey, this.scopedContextKeyService, reader => {
return this.viewModel.activeSessionIsolationModeObs.read(reader);
}));
this.renderDisposables.add(bindContextKey(hasGitRepositoryContextKey, this.scopedContextKeyService, reader => {
return this.viewModel.activeSessionHasGitRepositoryObs.read(reader);
}));
this.renderDisposables.add(bindContextKey(isMergeBaseBranchProtectedContextKey, this.scopedContextKeyService, reader => {
const activeSession = this.sessionManagementService.activeSession.read(reader);
return activeSession?.workspace.read(reader)?.repositories[0]?.baseBranchProtected === true;
}));
this.renderDisposables.add(bindContextKey(hasPullRequestContextKey, this.scopedContextKeyService, reader => {
const activeSession = this.sessionManagementService.activeSession.read(reader);
const gitHubInfo = activeSession?.gitHubInfo.read(reader);
return gitHubInfo?.pullRequest?.uri !== undefined;
}));
this.renderDisposables.add(bindContextKey(hasOpenPullRequestContextKey, this.scopedContextKeyService, reader => {
const activeSession = this.sessionManagementService.activeSession.read(reader);
const gitHubInfo = activeSession?.gitHubInfo.read(reader);
if (gitHubInfo?.pullRequest?.uri === undefined) {
return false;
}
const iconId = gitHubInfo.pullRequest.icon?.id;
return iconId !== undefined &&
(iconId === Codicon.gitPullRequestDraft.id ||
iconId === Codicon.gitPullRequest.id);
}));
this.renderDisposables.add(bindContextKey(hasIncomingChangesContextKey, this.scopedContextKeyService, reader => {
const repository = this.viewModel.activeSessionRepositoryObs.read(reader);
const repositoryState = repository?.state.read(reader);
return (repositoryState?.HEAD?.behind ?? 0) > 0;
}));
const outgoingChangesObs = derived(reader => {
const repository = this.viewModel.activeSessionRepositoryObs.read(reader);
const repositoryState = repository?.state.read(reader);
return repositoryState?.HEAD?.ahead ?? 0;
});
this.renderDisposables.add(bindContextKey(hasOutgoingChangesContextKey, this.scopedContextKeyService, reader => {
const outgoingChanges = outgoingChangesObs.read(reader);
return outgoingChanges > 0;
}));
const scopedServiceCollection = new ServiceCollection([IContextKeyService, this.scopedContextKeyService]);
const scopedInstantiationService = this.instantiationService.createChild(scopedServiceCollection);
this.renderDisposables.add(scopedInstantiationService);
this.renderDisposables.add(autorun(reader => {
const outgoingChanges = outgoingChangesObs.read(reader);
const sessionResource = this.viewModel.activeSessionResourceObs.read(reader);
// Read code review state to update the button label dynamically
let reviewCommentCount: number | undefined;
let codeReviewLoading = false;
if (sessionResource) {
const prReviewState = this.codeReviewService.getPRReviewState(sessionResource).read(reader);
const prReviewCommentCount = prReviewState.kind === PRReviewStateKind.Loaded ? prReviewState.comments.length : 0;
const activeSession = this.sessionManagementService.activeSession.read(reader);
const sessionChanges = activeSession?.changes.read(reader);
if (sessionChanges && sessionChanges.length > 0) {
const reviewFiles = getCodeReviewFilesFromSessionChanges(sessionChanges);
const reviewVersion = getCodeReviewVersion(reviewFiles);
const reviewState = this.codeReviewService.getReviewState(sessionResource).read(reader);
if (reviewState.kind === CodeReviewStateKind.Loading && reviewState.version === reviewVersion) {
codeReviewLoading = true;
} else {
const codeReviewCommentCount = reviewState.kind === CodeReviewStateKind.Result && reviewState.version === reviewVersion ? reviewState.comments.length : 0;
const totalReviewCommentCount = codeReviewCommentCount + prReviewCommentCount;
if (totalReviewCommentCount > 0) {
reviewCommentCount = totalReviewCommentCount;
}
}
} else if (prReviewCommentCount > 0) {
reviewCommentCount = prReviewCommentCount;
}
}
reader.store.add(scopedInstantiationService.createInstance(
MenuWorkbenchButtonBar,
this.actionsContainer!,
MenuId.ChatEditingSessionChangesToolbar,
{
telemetrySource: 'changesView',
disableWhileRunning: true,
menuOptions: sessionResource
? { args: [sessionResource, this.agentSessionsService.getSession(sessionResource)?.metadata] }
: { shouldForwardArgs: true },
buttonConfigProvider: (action) => {
if (
action.id === 'chatEditing.viewAllSessionChanges' ||
action.id === 'github.copilot.chat.openPullRequestCopilotCLIAgentSession.openPR'
) {
return { showIcon: true, showLabel: false, isSecondary: true };
}
if (action.id === 'github.copilot.chat.createPullRequestCopilotCLIAgentSession.updatePR') {
const customLabel = outgoingChanges > 0
? `${action.label} ${outgoingChanges}`
: action.label;
return { customLabel, showIcon: true, showLabel: true, isSecondary: false };
}
if (action.id === RUN_SESSION_CODE_REVIEW_ACTION_ID) {
if (codeReviewLoading) {
return { showIcon: true, showLabel: true, isSecondary: true, customLabel: '$(loading~spin)', customClass: 'code-review-loading' };
}
if (reviewCommentCount !== undefined) {
return { showIcon: true, showLabel: true, isSecondary: true, customLabel: String(reviewCommentCount), customClass: 'code-review-comments' };
}
return { showIcon: true, showLabel: false, isSecondary: true };
}
if (
action.id === 'github.copilot.chat.createPullRequestCopilotCLIAgentSession.createPR' ||
action.id === 'github.copilot.chat.mergeCopilotCLIAgentSessionChanges.merge' ||
action.id === 'github.copilot.sessions.initializeRepository' ||
action.id === 'github.copilot.sessions.commitChanges' ||
action.id === 'agentSession.markAsDone'
) {
return { showIcon: true, showLabel: true, isSecondary: false };
}
return undefined;
}
}
));
}));
}
// Update visibility and file count badge based on entries
this.renderDisposables.add(autorun(reader => {
if (isLoadingChangesObs.read(reader)) {
return;
}
const { files } = topLevelStats.read(reader);
const hasEntries = files > 0;
dom.setVisibility(hasEntries, this.listContainer!);
dom.setVisibility(!hasEntries, this.welcomeContainer!);
if (this.filesCountBadge) {
this.filesCountBadge.textContent = `${files}`;
}
}));
// Update summary text (line counts only, file count is shown in badge)
if (this.summaryContainer) {
dom.clearNode(this.summaryContainer);
const linesAddedSpan = dom.$('.working-set-lines-added');
const linesRemovedSpan = dom.$('.working-set-lines-removed');
this.summaryContainer.appendChild(linesAddedSpan);
this.summaryContainer.appendChild(linesRemovedSpan);
this.renderDisposables.add(autorun(reader => {
if (isLoadingChangesObs.read(reader)) {
return;
}
const { added, removed } = topLevelStats.read(reader);
linesAddedSpan.textContent = `+${added}`;
linesRemovedSpan.textContent = `-${removed}`;
}));
}
// Create the tree
if (!this.tree && this.listContainer) {
this.tree = this.createChangesTree(this.listContainer, this.onDidChangeBodyVisibility, this._store);
}
// Register tree event handlers
if (this.tree) {
const tree = this.tree;
// Re-layout when collapse state changes so the card height adjusts
this.renderDisposables.add(tree.onDidChangeContentHeight(() => this.layoutSplitView()));
const openFileItem = (item: IChangesFileItem, items: IChangesFileItem[], sideBySide: boolean, preserveFocus: boolean, pinned: boolean, includeSidebar: boolean) => {
const { uri: modifiedFileUri, originalUri, isDeletion } = item;
const currentIndex = items.indexOf(item);
const sidebar = includeSidebar ? {
render: (container: unknown, onDidLayout: Event<{ readonly height: number; readonly width: number }>) => {
return this.renderSidebarList(container as HTMLElement, onDidLayout, items, openFileItem);
}
} : undefined;
const navigation = {
total: items.length,
current: currentIndex,
navigate: (index: number) => {
const target = items[index];
if (target) {
openFileItem(target, items, false, false, false, includeSidebar);
}
}
};
const group = sideBySide ? SIDE_GROUP : ACTIVE_GROUP;
if (isDeletion && originalUri) {
this.editorService.openEditor({
resource: originalUri,
options: { preserveFocus, pinned, modal: { sidebar, navigation } }
}, group);
return;
}
if (originalUri) {
this.editorService.openEditor({
original: { resource: originalUri },
modified: { resource: modifiedFileUri },
options: { preserveFocus, pinned, modal: { sidebar, navigation } }
}, group);
return;
}
this.editorService.openEditor({
resource: modifiedFileUri,
options: { preserveFocus, pinned, modal: { sidebar, navigation } }
}, group);
};
this.renderDisposables.add(tree.onDidOpen((e) => {
if (!e.element || !isChangesFileItem(e.element)) {
return;
}
const items = combinedEntriesObs.get();
openFileItem(e.element, items, e.sideBySide, !!e.editorOptions?.preserveFocus, !!e.editorOptions?.pinned, items.length > 1);
}));
}
// Bind CI status widget to active session's PR CI model
if (this.ciStatusWidget) {
const activeSessionResourceObs = derived(this, reader => this.sessionManagementService.activeSession.read(reader)?.resource);
const ciModelObs = derived(this, reader => {
const session = this.sessionManagementService.activeSession.read(reader);
if (!session) {
return undefined;
}
const gitHubInfo = session.gitHubInfo.read(reader);
if (!gitHubInfo?.pullRequest) {
return undefined;
}
const prModel = this.gitHubService.getPullRequest(gitHubInfo.owner, gitHubInfo.repo, gitHubInfo.pullRequest.number);
const pr = prModel.pullRequest.read(reader);
if (!pr) {
return undefined;
}
// Use the PR's headSha (commit SHA) rather than the branch
// name so CI checks can still be fetched after branch deletion
// (e.g. after the PR is merged).
const ciModel = this.gitHubService.getPullRequestCI(gitHubInfo.owner, gitHubInfo.repo, pr.headSha);
ciModel.refresh();
ciModel.startPolling();
reader.store.add({ dispose: () => ciModel.stopPolling() });
return ciModel;
});
this.renderDisposables.add(this.ciStatusWidget.bind(ciModelObs, activeSessionResourceObs));
}
// Update tree data with combined entries
this.renderDisposables.add(autorun(reader => {
const entries = combinedEntriesObs.read(reader);
const viewMode = this.viewModel.viewModeObs.read(reader);
const isLoading = isLoadingChangesObs.read(reader);
if (!this.tree || isLoading) {
return;
}
// Toggle list-mode class to remove tree indentation in list mode
this.listContainer?.classList.toggle('list-mode', viewMode === ChangesViewMode.List);
if (viewMode === ChangesViewMode.Tree) {
// Tree mode: build hierarchical tree from file entries
const treeRootInfo = this.getTreeRootInfo(entries);
const treeChildren = buildTreeChildren(entries, treeRootInfo);
this.tree.setChildren(null, treeChildren);
} else {
// List mode: flat list of file items
const listChildren: IObjectTreeElement<ChangesTreeElement>[] = entries.map(item => ({
element: item,
collapsible: false,
}));
this.tree.setChildren(null, listChildren);
}
this.layoutSplitView();
}));
}
/** Layout the tree within its SplitView pane. */
private _layoutTreeInPane(paneHeight: number): void {
if (!this.tree) {
return;
}
// Subtract overview/padding within the content container
const overviewHeight = this.overviewContainer?.offsetHeight ?? 0;
const filesHeaderHeight = this.filesHeaderNode?.offsetHeight ?? 0;
const treeHeight = Math.max(0, paneHeight - filesHeaderHeight - overviewHeight);
this.tree.layout(treeHeight, this.currentBodyWidth);
this.tree.getHTMLElement().style.height = `${treeHeight}px`;
}
/** Layout the SplitView to fill available body space. */
private layoutSplitView(): void {
if (!this.splitView || !this.splitViewContainer) {
return;
}
const bodyHeight = this.currentBodyHeight;
if (bodyHeight <= 0) {
return;
}
const bodyPadding = 16; // 8px top + 8px bottom from .changes-view-body
const actionsHeight = this.actionsContainer?.offsetHeight ?? 0;
const actionsMargin = actionsHeight > 0 ? 8 : 0;
const availableHeight = Math.max(0, bodyHeight - bodyPadding - actionsHeight - actionsMargin);
this.splitViewContainer.style.height = `${availableHeight}px`;
this.splitView.layout(availableHeight);
}
private getTreeSelection(): IChangesFileItem[] {
const selection = this.tree?.getSelection() ?? [];
return selection.filter(item => !!item && isChangesFileItem(item));
}
private getTreeRootInfo(items: readonly IChangesFileItem[]): IChangesTreeRootInfo | undefined {
if (items.length === 0) {
return undefined;
}
const workspaceFolder = this.workspaceContextService.getWorkspace().folders[0];
if (!workspaceFolder) {
return undefined;
}
const sampleUri = items[0].uri;
let resourceTreeRootUri = workspaceFolder.uri;
if (sampleUri.scheme === GITHUB_REMOTE_FILE_SCHEME) {
const parts = sampleUri.path.split('/').filter(Boolean);
if (parts.length >= 3) {
resourceTreeRootUri = sampleUri.with({ path: '/' + parts.slice(0, 3).join('/'), query: '', fragment: '' });
}
} else if (sampleUri.scheme !== workspaceFolder.uri.scheme || sampleUri.authority !== workspaceFolder.uri.authority) {
resourceTreeRootUri = sampleUri.with({ path: workspaceFolder.uri.path, authority: workspaceFolder.uri.authority, query: '', fragment: '' });
}
return {
root: {
type: 'root',
uri: workspaceFolder.uri,
name: workspaceFolder.name,
description: this.viewModel.activeSessionBranchNameObs.get(),
},
resourceTreeRootUri,
};
}
private getSessionDiscardRef(): string {
const versionMode = this.viewModel.versionModeObs.get();
const firstCheckpointRef = this.viewModel.activeSessionFirstCheckpointRefObs.get();
const lastCheckpointRef = this.viewModel.activeSessionLastCheckpointRefObs.get();
return versionMode === ChangesVersionMode.LastTurn
? lastCheckpointRef
? `${lastCheckpointRef}^`
: ''
: firstCheckpointRef ?? '';
}
protected override layoutBody(height: number, width: number): void {
super.layoutBody(height, width);
this.currentBodyHeight = height;
this.currentBodyWidth = width;
this.layoutSplitView();
}
override focus(): void {
super.focus();
this.tree?.domFocus();
}
private renderSidebarList(
container: HTMLElement,
onDidLayout: Event<{ readonly height: number; readonly width: number }>,
items: IChangesFileItem[],
openFileItem: (item: IChangesFileItem, items: IChangesFileItem[], sideBySide: boolean, preserveFocus: boolean, pinned: boolean, includeSidebar: boolean) => void,
): IDisposable {
const disposables = new DisposableStore();
container.classList.add('changes-file-list');
const viewMode = this.viewModel.viewModeObs.get();
container.classList.toggle('list-mode', viewMode === ChangesViewMode.List);
const tree = this.createChangesTree(container, Event.None, disposables, () => tree.getSelection().filter(item => !!item && isChangesFileItem(item)));
if (viewMode === ChangesViewMode.Tree) {
tree.setChildren(null, buildTreeChildren(items, this.getTreeRootInfo(items)));
} else {
tree.setChildren(null, items.map(item => ({ element: item as ChangesTreeElement, collapsible: false })));
}
// Open file on selection. The `updatingSelection` guard relies on
// `tree.setFocus`/`setSelection` firing events synchronously.
let updatingSelection = false;
disposables.add(tree.onDidOpen(e => {
if (e.element && isChangesFileItem(e.element) && !updatingSelection) {
openFileItem(e.element, items, e.sideBySide, !!e.editorOptions.preserveFocus, !!e.editorOptions.pinned, false /* preserve existing sidebar */);
}
}));
// Track active editor and highlight in sidebar
disposables.add(Event.runAndSubscribe(this.editorService.onDidActiveEditorChange, () => {
const activeEditor = this.editorService.activeEditor;
if (!activeEditor) {
return;
}
const primaryResource = EditorResourceAccessor.getCanonicalUri(activeEditor, { supportSideBySide: SideBySideEditor.PRIMARY });
const secondaryResource = EditorResourceAccessor.getCanonicalUri(activeEditor, { supportSideBySide: SideBySideEditor.SECONDARY });
const index = items.findIndex(i =>
(primaryResource !== undefined && isEqual(i.uri, primaryResource)) ||
(secondaryResource !== undefined && i.originalUri !== undefined && isEqual(i.originalUri, secondaryResource))
);
if (index >= 0) {
updatingSelection = true;
try {
tree.setFocus([items[index]]);
tree.setSelection([items[index]]);
tree.reveal(items[index]);
} finally {
updatingSelection = false;
}
}
}));
// Layout on resize
disposables.add(onDidLayout(e => tree.layout(e.height, e.width)));
return disposables;
}
private createChangesTree(
container: HTMLElement,
onDidChangeVisibility: Event<boolean>,
disposables: DisposableStore,
getSelection?: () => IChangesFileItem[],
): WorkbenchCompressibleObjectTree<ChangesTreeElement> {
const resourceLabels = disposables.add(this.instantiationService.createInstance(ResourceLabels, { onDidChangeVisibility }));
const actionRunner = disposables.add(new ChangesViewActionRunner(
() => this.viewModel.activeSessionResourceObs.get(),
() => this.getSessionDiscardRef(),
getSelection ?? (() => this.getTreeSelection()),
));
return disposables.add(this.instantiationService.createInstance(
WorkbenchCompressibleObjectTree<ChangesTreeElement>,
'ChangesViewTree',
container,
new ChangesTreeDelegate(),
[this.instantiationService.createInstance(ChangesTreeRenderer, this.viewModel, resourceLabels, MenuId.ChatEditingSessionChangeToolbar, actionRunner)],
{
alwaysConsumeMouseWheel: false,
accessibilityProvider: {
getAriaLabel: (element: ChangesTreeElement) => isChangesFileItem(element) ? basename(element.uri.path) : element.name,
getWidgetAriaLabel: () => localize('changesViewTree', "Changes Tree")
},
dnd: {
getDragURI: (element: ChangesTreeElement) => element.uri.toString(),
getDragLabel: (elements) => {
const uris = elements.map(e => e.uri);
if (uris.length === 1) {
return this.labelService.getUriLabel(uris[0], { relative: true });
}
return `${uris.length}`;
},
dispose: () => { },
onDragOver: () => false,
drop: () => { },
onDragStart: (data, originalEvent) => {
try {
const elements = data.getData() as ChangesTreeElement[];
const uris = elements.filter(isChangesFileItem).map(e => e.uri);
this.instantiationService.invokeFunction(accessor => fillEditorsDragData(accessor, uris, originalEvent));
} catch {
// noop
}
},
},
identityProvider: {
getId: (element: ChangesTreeElement) => element.uri.toString()
},
indent: this.viewModel.viewModeObs.get() === ChangesViewMode.List ? 0 : 8,
compressionEnabled: true,
twistieAdditionalCssClass: (e: unknown) => {
return this.viewModel.viewModeObs.get() === ChangesViewMode.List
? 'force-no-twistie'
: undefined;
},
}
));
}
override dispose(): void {
this.tree = undefined;
super.dispose();
}
}
export class ChangesViewPaneContainer extends ViewPaneContainer {
constructor(
@IWorkbenchLayoutService layoutService: IWorkbenchLayoutService,
@ITelemetryService telemetryService: ITelemetryService,
@IInstantiationService instantiationService: IInstantiationService,
@IContextMenuService contextMenuService: IContextMenuService,
@IThemeService themeService: IThemeService,
@IStorageService storageService: IStorageService,
@IConfigurationService configurationService: IConfigurationService,
@IExtensionService extensionService: IExtensionService,
@IWorkspaceContextService contextService: IWorkspaceContextService,
@IViewDescriptorService viewDescriptorService: IViewDescriptorService,
@ILogService logService: ILogService,
) {
super(CHANGES_VIEW_CONTAINER_ID, { mergeViewWithContainerWhenSingleView: true }, instantiationService, configurationService, layoutService, contextMenuService, telemetryService, extensionService, themeService, storageService, contextService, viewDescriptorService, logService);
}
override create(parent: HTMLElement): void {
super.create(parent);
parent.classList.add('changes-viewlet');
}
}
// --- Action Runner
class ChangesViewActionRunner extends ActionRunner {
constructor(
private readonly getSessionResource: () => URI | undefined,
private readonly getSessionDiscardRef: () => string,
private readonly getSelectedFileItems: () => IChangesFileItem[]
) {
super();
}
protected override async runAction(action: IAction, context: ChangesTreeElement): Promise<void> {
if (!(action instanceof MenuItemAction)) {
return super.runAction(action, context);
}
const sessionResource = this.getSessionResource();
const discardRef = this.getSessionDiscardRef();
const selection = this.getSelectedFileItems();
const contextIsSelected = selection.some(s => s === context);
const actualContext = contextIsSelected ? selection : [context];
const args = actualContext.map(e => {
if (ResourceTree.isResourceNode(e)) {
return ResourceTree.collect(e);
}
return isChangesFileItem(e) ? [e] : [];
}).flat();
await action.run(sessionResource, discardRef, ...args.map(item => item.uri));
}
}
// --- Tree Delegate & Renderer
class ChangesTreeDelegate implements IListVirtualDelegate<ChangesTreeElement> {
static readonly ROW_HEIGHT = 22;
getHeight(_element: ChangesTreeElement): number {
return ChangesTreeDelegate.ROW_HEIGHT;
}
getTemplateId(_element: ChangesTreeElement): string {
return ChangesTreeRenderer.TEMPLATE_ID;
}
}
interface IChangesTreeTemplate {
readonly label: IResourceLabel;
readonly templateDisposables: DisposableStore;
readonly toolbar: MenuWorkbenchToolBar | undefined;
readonly contextKeyService: IContextKeyService | undefined;
readonly reviewCommentsBadge: HTMLElement;
readonly agentFeedbackBadge: HTMLElement;
readonly decorationBadge: HTMLElement;
readonly addedSpan: HTMLElement;
readonly removedSpan: HTMLElement;
readonly lineCountsContainer: HTMLElement;
}
class ChangesTreeRenderer implements ICompressibleTreeRenderer<ChangesTreeElement, void, IChangesTreeTemplate> {
static TEMPLATE_ID = 'changesTreeRenderer';
readonly templateId: string = ChangesTreeRenderer.TEMPLATE_ID;
constructor(
private viewModel: ChangesViewModel,
private labels: ResourceLabels,
private menuId: MenuId | undefined,
private actionRunner: ActionRunner | undefined,
@IInstantiationService private readonly instantiationService: IInstantiationService,
@IContextKeyService private readonly contextKeyService: IContextKeyService,
@ILabelService private readonly labelService: ILabelService,
@ISessionsManagementService private readonly sessionManagementService: ISessionsManagementService,
) { }
renderTemplate(container: HTMLElement): IChangesTreeTemplate {
const templateDisposables = new DisposableStore();
const label = templateDisposables.add(this.labels.create(container, { supportHighlights: true, supportIcons: true }));
const reviewCommentsBadge = dom.$('.changes-review-comments-badge');
label.element.appendChild(reviewCommentsBadge);
const agentFeedbackBadge = dom.$('.changes-agent-feedback-badge');
label.element.appendChild(agentFeedbackBadge);
const lineCountsContainer = $('.working-set-line-counts');
const addedSpan = dom.$('.working-set-lines-added');
const removedSpan = dom.$('.working-set-lines-removed');
lineCountsContainer.appendChild(addedSpan);
lineCountsContainer.appendChild(removedSpan);
label.element.appendChild(lineCountsContainer);
let toolbar: MenuWorkbenchToolBar | undefined;
let contextKeyService: IContextKeyService | undefined;
if (this.menuId) {
const actionBarContainer = $('.chat-collapsible-list-action-bar');
contextKeyService = templateDisposables.add(this.contextKeyService.createScoped(actionBarContainer));
const scopedInstantiationService = templateDisposables.add(this.instantiationService.createChild(new ServiceCollection([IContextKeyService, contextKeyService])));
toolbar = templateDisposables.add(scopedInstantiationService.createInstance(MenuWorkbenchToolBar, actionBarContainer, this.menuId, { menuOptions: { shouldForwardArgs: true, arg: undefined }, actionRunner: this.actionRunner }));
label.element.appendChild(actionBarContainer);
templateDisposables.add(bindContextKey(ChatContextKeys.agentSessionType, contextKeyService, reader => {
const activeSession = this.sessionManagementService.activeSession.read(reader);
return activeSession?.sessionType ?? '';
}));
templateDisposables.add(bindContextKey(changesVersionModeContextKey, contextKeyService, reader => {
return this.viewModel.versionModeObs.read(reader);
}));
}
const decorationBadge = dom.$('.changes-decoration-badge');
label.element.appendChild(decorationBadge);
return { templateDisposables, label, toolbar, contextKeyService, reviewCommentsBadge, agentFeedbackBadge, decorationBadge, addedSpan, removedSpan, lineCountsContainer };
}
renderElement(node: ITreeNode<ChangesTreeElement, void>, _index: number, templateData: IChangesTreeTemplate): void {
const element = node.element;
templateData.label.element.style.display = 'flex';
if (isChangesRootItem(element)) {
// Root element
this.renderRootElement(element, templateData);
} else if (ResourceTree.isResourceNode(element)) {
// Folder element
this.renderFolderElement(element, templateData);
} else {
// File element
this.renderFileElement(element, templateData);
}
}
renderCompressedElements(node: ITreeNode<ICompressedTreeNode<ChangesTreeElement>, void>, _index: number, templateData: IChangesTreeTemplate): void {
const compressed = node.element as ICompressedTreeNode<IResourceNode<IChangesFileItem, undefined>>;
const folder = compressed.elements[compressed.elements.length - 1];
templateData.label.element.style.display = 'flex';
const label = compressed.elements.map(e => e.name);
templateData.label.setResource({ resource: folder.uri, name: label }, {
fileKind: FileKind.FOLDER,
separator: this.labelService.getSeparator(folder.uri.scheme),
});
// Hide file-specific decorations for folders
templateData.reviewCommentsBadge.style.display = 'none';
templateData.agentFeedbackBadge.style.display = 'none';
templateData.decorationBadge.style.display = 'none';
templateData.lineCountsContainer.style.display = 'none';
if (templateData.toolbar) {
templateData.toolbar.context = folder;
}
if (templateData.contextKeyService) {
chatEditingWidgetFileStateContextKey.bindTo(templateData.contextKeyService).set(undefined!);
}
}
private renderFileElement(data: IChangesFileItem, templateData: IChangesTreeTemplate): void {
templateData.label.setFile(data.uri, {
fileKind: FileKind.FILE,
fileDecorations: undefined,
strikethrough: data.changeType === 'deleted',
hidePath: false
});
const showChangeDecorations = data.changeType !== 'none';
// Show file-specific decorations for changed files only
templateData.lineCountsContainer.style.display = showChangeDecorations ? '' : 'none';
templateData.decorationBadge.style.display = showChangeDecorations ? '' : 'none';
if (data.reviewCommentCount > 0) {
templateData.reviewCommentsBadge.style.display = '';
templateData.reviewCommentsBadge.className = 'changes-review-comments-badge';
templateData.reviewCommentsBadge.replaceChildren(
dom.$('.codicon.codicon-comment-unresolved'),
dom.$('span', undefined, `${data.reviewCommentCount}`)
);
} else {
templateData.reviewCommentsBadge.style.display = 'none';
templateData.reviewCommentsBadge.replaceChildren();
}
if (data.agentFeedbackCount > 0) {
templateData.agentFeedbackBadge.style.display = '';
templateData.agentFeedbackBadge.className = 'changes-agent-feedback-badge';
templateData.agentFeedbackBadge.replaceChildren(
dom.$('.codicon.codicon-comment'),
dom.$('span', undefined, `${data.agentFeedbackCount}`)
);
} else {
templateData.agentFeedbackBadge.style.display = 'none';
templateData.agentFeedbackBadge.replaceChildren();
}
const badge = templateData.decorationBadge;
badge.className = 'changes-decoration-badge';
if (showChangeDecorations) {
// Update decoration badge (A/M/D)
switch (data.changeType) {
case 'added':
badge.textContent = 'A';
badge.classList.add('added');
break;
case 'deleted':
badge.textContent = 'D';
badge.classList.add('deleted');
break;
case 'modified':
default:
badge.textContent = 'M';
badge.classList.add('modified');
break;
}
templateData.addedSpan.textContent = `+${data.linesAdded}`;
templateData.removedSpan.textContent = `-${data.linesRemoved}`;
// eslint-disable-next-line no-restricted-syntax
templateData.label.element.querySelector('.monaco-icon-name-container')?.classList.add('modified');
} else {
badge.textContent = '';
// eslint-disable-next-line no-restricted-syntax
templateData.label.element.querySelector('.monaco-icon-name-container')?.classList.remove('modified');
}
if (templateData.toolbar) {
templateData.toolbar.context = data;
}
if (templateData.contextKeyService) {
chatEditingWidgetFileStateContextKey.bindTo(templateData.contextKeyService).set(data.state);
}
}
private renderRootElement(data: IChangesRootItem, templateData: IChangesTreeTemplate): void {
templateData.label.setResource({
resource: data.uri,
name: data.name,
}, {
fileKind: FileKind.ROOT_FOLDER,
separator: this.labelService.getSeparator(data.uri.scheme, data.uri.authority),
});
templateData.reviewCommentsBadge.style.display = 'none';
templateData.agentFeedbackBadge.style.display = 'none';
templateData.decorationBadge.style.display = 'none';
templateData.lineCountsContainer.style.display = 'none';
if (templateData.toolbar) {
templateData.toolbar.context = data.uri;
}
if (templateData.contextKeyService) {
chatEditingWidgetFileStateContextKey.bindTo(templateData.contextKeyService).set(undefined!);
}
}
private renderFolderElement(node: IResourceNode<IChangesFileItem, undefined>, templateData: IChangesTreeTemplate): void {
templateData.label.setFile(node.uri, {
fileKind: FileKind.FOLDER,
});
// Hide file-specific decorations for folders
templateData.reviewCommentsBadge.style.display = 'none';
templateData.agentFeedbackBadge.style.display = 'none';
templateData.decorationBadge.style.display = 'none';
templateData.lineCountsContainer.style.display = 'none';
if (templateData.toolbar) {
templateData.toolbar.context = node;
}
if (templateData.contextKeyService) {
chatEditingWidgetFileStateContextKey.bindTo(templateData.contextKeyService).set(undefined!);
}
}
disposeTemplate(templateData: IChangesTreeTemplate): void {
templateData.templateDisposables.dispose();
}
}
// --- View Mode Actions
class SetChangesListViewModeAction extends ViewAction<ChangesViewPane> {
constructor() {
super({
id: 'workbench.changesView.action.setListViewMode',
title: localize('setListViewMode', "View as List"),
viewId: CHANGES_VIEW_ID,
f1: false,
icon: Codicon.listTree,
toggled: changesViewModeContextKey.isEqualTo(ChangesViewMode.List),
menu: {
id: MenuId.ChatEditingSessionTitleToolbar,
group: '1_viewmode',
order: 1
}
});
}
async runInView(_: ServicesAccessor, view: ChangesViewPane): Promise<void> {
view.viewModel.setViewMode(ChangesViewMode.List);
}
}
class SetChangesTreeViewModeAction extends ViewAction<ChangesViewPane> {
constructor() {
super({
id: 'workbench.changesView.action.setTreeViewMode',
title: localize('setTreeViewMode', "View as Tree"),
viewId: CHANGES_VIEW_ID,
f1: false,
icon: Codicon.listFlat,
toggled: changesViewModeContextKey.isEqualTo(ChangesViewMode.Tree),
menu: {
id: MenuId.ChatEditingSessionTitleToolbar,
group: '1_viewmode',
order: 2
}
});
}
async runInView(_: ServicesAccessor, view: ChangesViewPane): Promise<void> {
view.viewModel.setViewMode(ChangesViewMode.Tree);
}
}
registerAction2(SetChangesListViewModeAction);
registerAction2(SetChangesTreeViewModeAction);
// --- Versions Picker Action
class VersionsPickerAction extends Action2 {
static readonly ID = 'chatEditing.versionsPicker';
constructor() {
super({
id: VersionsPickerAction.ID,
title: localize2('chatEditing.versionsPicker', 'Versions'),
category: CHAT_CATEGORY,
icon: Codicon.listFilter,
f1: false,
menu: [{
id: MenuId.ChatEditingSessionChangesFileHeaderToolbar,
group: 'navigation',
order: 9,
}],
});
}
override async run(): Promise<void> { }
}
registerAction2(VersionsPickerAction);
class ChangesPickerActionItem extends ActionWidgetDropdownActionViewItem {
constructor(
action: MenuItemAction,
private readonly viewModel: ChangesViewModel,
@IActionWidgetService actionWidgetService: IActionWidgetService,
@IKeybindingService keybindingService: IKeybindingService,
@IContextKeyService contextKeyService: IContextKeyService,
@ISessionsManagementService sessionManagementService: ISessionsManagementService,
@ITelemetryService telemetryService: ITelemetryService,
@IWorkspaceContextService private readonly workspaceContextService: IWorkspaceContextService,
) {
const actionProvider: IActionWidgetDropdownActionProvider = {
getActions: () => {
const branchName = viewModel.activeSessionBranchNameObs.get();
const baseBranchName = viewModel.activeSessionBaseBranchNameObs.get();
const hasGitRepository = viewModel.activeSessionHasGitRepositoryObs.get();
return [
{
...action,
id: 'chatEditing.versionsBranchChanges',
label: hasGitRepository
? localize('chatEditing.versionsBranchChanges', 'Branch Changes')
: localize('chatEditing.versionsFolderChanges', 'Folder Changes'),
description: hasGitRepository
? `${branchName}${baseBranchName}`
: this.workspaceContextService.getWorkspace().folders[0]?.uri.fsPath,
checked: viewModel.versionModeObs.get() === ChangesVersionMode.BranchChanges,
category: { label: 'changes', order: 1, showHeader: false },
run: async () => {
viewModel.setVersionMode(ChangesVersionMode.BranchChanges);
if (this.element) {
this.renderLabel(this.element);
}
},
},
{
...action,
id: 'chatEditing.versionsAllChanges',
label: localize('chatEditing.versionsAllChanges', 'All Changes'),
description: localize('chatEditing.versionsAllChanges.description', 'Show all changes made in this session'),
checked: viewModel.versionModeObs.get() === ChangesVersionMode.AllChanges,
category: { label: 'checkpoints', order: 2, showHeader: false },
enabled: viewModel.activeSessionFirstCheckpointRefObs.get() !== undefined &&
viewModel.activeSessionLastCheckpointRefObs.get() !== undefined,
run: async () => {
viewModel.setVersionMode(ChangesVersionMode.AllChanges);
if (this.element) {
this.renderLabel(this.element);
}
},
},
{
...action,
id: 'chatEditing.versionsLastTurnChanges',
label: localize('chatEditing.versionsLastTurnChanges', "Last Turn's Changes"),
description: localize('chatEditing.versionsLastTurnChanges.description', 'Show only changes from the last turn'),
checked: viewModel.versionModeObs.get() === ChangesVersionMode.LastTurn,
category: { label: 'checkpoints', order: 3, showHeader: false },
enabled: viewModel.activeSessionFirstCheckpointRefObs.get() !== undefined &&
viewModel.activeSessionLastCheckpointRefObs.get() !== undefined,
run: async () => {
viewModel.setVersionMode(ChangesVersionMode.LastTurn);
if (this.element) {
this.renderLabel(this.element);
}
},
},
];
},
};
super(action, { actionProvider, listOptions: { descriptionBelow: true } }, actionWidgetService, keybindingService, contextKeyService, telemetryService);
this._register(autorun(reader => {
viewModel.versionModeObs.read(reader);
viewModel.activeSessionHasGitRepositoryObs.read(reader);
if (this.element) {
this.renderLabel(this.element);
}
}));
}
protected override renderLabel(element: HTMLElement): IDisposable | null {
const mode = this.viewModel.versionModeObs.get();
const hasGitRepository = this.viewModel.activeSessionHasGitRepositoryObs.get();
const label = mode === ChangesVersionMode.BranchChanges
? hasGitRepository
? localize('sessionsChanges.versionsBranchChanges', "Branch Changes")
: localize('sessionsChanges.versionsFolderChanges', "Folder Changes")
: mode === ChangesVersionMode.AllChanges
? localize('sessionsChanges.versionsAllChanges', "All Changes")
: localize('sessionsChanges.versionsLastTurn', "Last Turn's Changes");
dom.reset(element, dom.$('span', undefined, label), ...renderLabelWithIcons('$(chevron-down)'));
this.updateAriaLabel();
return null;
}
}