Bohdan Triapitsyn
4f51abddf4
Open external context files read-only Preserve leading-dot paths in UI Keep workspace write operations guarded
1789 lines
72 KiB
TypeScript
1789 lines
72 KiB
TypeScript
import React from 'react';
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import { RiArrowDownSLine, RiArrowRightSLine, RiEditLine, RiGitCommitLine, RiLoader4Line, RiTextWrap } from '@remixicon/react';
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import { useUIStore } from '@/stores/useUIStore';
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import { useEffectiveDirectory } from '@/hooks/useEffectiveDirectory';
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import { useGitStore, useGitStatus, useIsGitRepo, useGitFileCount, useGitLoadingStatus } from '@/stores/useGitStore';
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import { cn } from '@/lib/utils';
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import type { GitStatus } from '@/lib/api/types';
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import {
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DropdownMenu,
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DropdownMenuContent,
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DropdownMenuLabel,
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DropdownMenuRadioGroup,
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DropdownMenuRadioItem,
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DropdownMenuSeparator,
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DropdownMenuTrigger,
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} from '@/components/ui/dropdown-menu';
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import { Button } from '@/components/ui/button';
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import { toast } from '@/components/ui';
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import { ScrollableOverlay } from '@/components/ui/ScrollableOverlay';
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import { getLanguageFromExtension, isImageFile } from '@/lib/toolHelpers';
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import { useRuntimeAPIs } from '@/hooks/useRuntimeAPIs';
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import { DiffViewToggle } from '@/components/chat/message/DiffViewToggle';
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import type { DiffViewMode } from '@/components/chat/message/types';
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import { PierreDiffViewer } from './PierreDiffViewer';
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import { useDeviceInfo } from '@/lib/device';
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import { FileTypeIcon } from '@/components/icons/FileTypeIcon';
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import { getContextFileOpenFailureMessage, validateContextFileOpen } from '@/lib/contextFileOpenGuard';
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import { sessionEvents } from '@/lib/sessionEvents';
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import { useI18n } from '@/lib/i18n';
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import type { I18nKey } from '@/lib/i18n/store';
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// Minimum width for side-by-side diff view (px)
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const SIDE_BY_SIDE_MIN_WIDTH = 1100;
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const DIFF_REQUEST_TIMEOUT_MS = 15000;
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const LARGE_DIFF_CHANGED_LINES = 500;
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// Perf: limit concurrent expanded diffs in stacked view.
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// Expanding many diffs mounts many Pierre instances + lots of DOM.
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const getStackedViewDefaultExpandedCount = (fileCount: number): number => {
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if (fileCount <= 6) return fileCount;
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if (fileCount <= 12) return 6;
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if (fileCount <= 25) return 4;
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return 2;
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};
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type FileEntry = GitStatus['files'][number] & {
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insertions: number;
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deletions: number;
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isNew: boolean;
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};
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type DiffData = { original: string; modified: string; isBinary?: boolean };
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const BinaryDiffPlaceholder = React.memo(() => {
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const { t } = useI18n();
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return (
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<div className="rounded-lg border border-border/60 bg-background px-3 py-2">
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<div className="typography-meta text-muted-foreground">{t('diffView.binary.unavailable')}</div>
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</div>
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);
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});
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type DiffTabViewMode = 'single' | 'stacked';
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type ChangeDescriptor = {
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code: string;
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color: string;
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descriptionKey: I18nKey;
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};
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const CHANGE_DESCRIPTORS: Record<string, ChangeDescriptor> = {
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'?': { code: '?', color: 'var(--status-info)', descriptionKey: 'diffView.change.untracked' },
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A: { code: 'A', color: 'var(--status-success)', descriptionKey: 'diffView.change.new' },
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D: { code: 'D', color: 'var(--status-error)', descriptionKey: 'diffView.change.deleted' },
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R: { code: 'R', color: 'var(--status-info)', descriptionKey: 'diffView.change.renamed' },
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C: { code: 'C', color: 'var(--status-info)', descriptionKey: 'diffView.change.copied' },
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M: { code: 'M', color: 'var(--status-warning)', descriptionKey: 'diffView.change.modified' },
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};
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const DEFAULT_CHANGE_DESCRIPTOR = CHANGE_DESCRIPTORS.M;
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const DIFF_VIEW_MODE_OPTIONS: Array<{
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value: DiffTabViewMode;
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labelKey: I18nKey;
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descriptionKey: I18nKey;
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}> = [
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{
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value: 'single',
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labelKey: 'diffView.mode.single.label',
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descriptionKey: 'diffView.mode.single.description',
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},
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{
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value: 'stacked',
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labelKey: 'diffView.mode.stacked.label',
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descriptionKey: 'diffView.mode.stacked.description',
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},
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];
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const getChangeSymbol = (file: GitStatus['files'][number]): string => {
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const indexCode = file.index?.trim();
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const workingCode = file.working_dir?.trim();
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if (indexCode && indexCode !== '?') return indexCode.charAt(0);
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if (workingCode) return workingCode.charAt(0);
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return indexCode?.charAt(0) || workingCode?.charAt(0) || 'M';
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};
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const describeChange = (file: GitStatus['files'][number]): ChangeDescriptor => {
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const symbol = getChangeSymbol(file);
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return CHANGE_DESCRIPTORS[symbol] ?? DEFAULT_CHANGE_DESCRIPTOR;
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};
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const isNewStatusFile = (file: GitStatus['files'][number]): boolean => {
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const { index, working_dir: workingDir } = file;
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return index === 'A' || workingDir === 'A' || index === '?' || workingDir === '?';
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};
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const isAbsolutePath = (value: string): boolean => {
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return value.startsWith('/') || value.startsWith('//') || /^[A-Za-z]:\//.test(value);
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};
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const toAbsolutePath = (directory: string, filePath: string): string => {
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const normalizedDirectory = directory.replace(/\\/g, '/').replace(/\/+$/g, '');
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const normalizedFilePath = filePath.replace(/\\/g, '/');
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if (isAbsolutePath(normalizedFilePath)) {
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return normalizedFilePath;
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}
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const trimmedFilePath = normalizedFilePath.replace(/^\/+/, '');
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return normalizedDirectory ? `${normalizedDirectory}/${trimmedFilePath}` : trimmedFilePath;
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};
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const normalizePath = (value?: string | null): string =>
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(value || '').replace(/\\/g, '/').replace(/\/+$/, '');
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const getFirstChangedModifiedLine = (original: string, modified: string): number => {
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const originalLines = original.split('\n');
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const modifiedLines = modified.split('\n');
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const sharedLength = Math.min(originalLines.length, modifiedLines.length);
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for (let index = 0; index < sharedLength; index += 1) {
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if (originalLines[index] !== modifiedLines[index]) {
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return index + 1;
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}
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}
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if (modifiedLines.length > originalLines.length) {
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return originalLines.length + 1;
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}
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if (originalLines.length > modifiedLines.length) {
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return Math.max(1, modifiedLines.length);
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}
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return 1;
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};
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const getFirstVisibleModifiedLineFromPatch = (patch: string): number | null => {
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if (!patch) {
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return null;
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}
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const match = patch.match(/@@\s*-\d+(?:,\d+)?\s+\+(\d+)(?:,\d+)?\s*@@/m);
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if (!match) {
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return null;
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}
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const parsed = Number.parseInt(match[1], 10);
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if (!Number.isFinite(parsed) || parsed < 1) {
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return null;
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}
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return parsed;
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};
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const formatDiffTotals = (insertions?: number, deletions?: number) => {
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const added = insertions ?? 0;
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const removed = deletions ?? 0;
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if (!added && !removed) return null;
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return (
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<span className="typography-meta flex flex-shrink-0 items-center gap-1 text-xs whitespace-nowrap">
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{added ? <span style={{ color: 'var(--status-success)' }}>+{added}</span> : null}
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{removed ? <span style={{ color: 'var(--status-error)' }}>-{removed}</span> : null}
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</span>
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);
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};
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interface FileSelectorProps {
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changedFiles: FileEntry[];
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selectedFile: string | null;
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selectedFileEntry: FileEntry | null;
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onSelectFile: (path: string) => void;
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isMobile: boolean;
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showModeSelector?: boolean;
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mode?: DiffTabViewMode;
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onModeChange?: (mode: DiffTabViewMode) => void;
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}
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const FileSelector = React.memo<FileSelectorProps>(({
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changedFiles,
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selectedFile,
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selectedFileEntry,
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onSelectFile,
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isMobile,
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showModeSelector = false,
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mode,
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onModeChange,
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}) => {
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const { t } = useI18n();
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const getLabel = React.useCallback((path: string) => {
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if (!isMobile) return path;
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const lastSlash = path.lastIndexOf('/');
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return lastSlash >= 0 ? path.slice(lastSlash + 1) : path;
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}, [isMobile]);
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if (changedFiles.length === 0) return null;
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return (
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<DropdownMenu>
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<DropdownMenuTrigger asChild>
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<button className="flex h-7 items-center gap-2 rounded-lg border border-input bg-transparent px-2 typography-ui-label text-foreground outline-none hover:bg-interactive-hover hover:text-foreground focus-visible:ring-2 focus-visible:ring-ring">
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{selectedFileEntry ? (
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<div className="flex min-w-0 items-center gap-3">
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<FileTypeIcon filePath={selectedFileEntry.path} className="h-3.5 w-3.5 flex-shrink-0" />
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<span className="min-w-0 flex-1 truncate typography-meta">
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{getLabel(selectedFileEntry.path)}
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</span>
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{formatDiffTotals(selectedFileEntry.insertions, selectedFileEntry.deletions)}
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</div>
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) : (
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<span className="text-muted-foreground">{t('diffView.selector.selectFile')}</span>
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)}
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<RiArrowDownSLine className="size-4 opacity-50" />
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</button>
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</DropdownMenuTrigger>
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<DropdownMenuContent className="max-h-[70vh] min-w-[320px] overflow-y-auto">
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{showModeSelector && mode && onModeChange ? (
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<>
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<DropdownMenuLabel className="typography-meta text-muted-foreground">
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{t('diffView.selector.viewMode')}
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</DropdownMenuLabel>
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<DropdownMenuRadioGroup
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value={mode}
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onValueChange={(value) => onModeChange(value as DiffTabViewMode)}
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>
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{DIFF_VIEW_MODE_OPTIONS.map((option) => (
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<DropdownMenuRadioItem
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key={option.value}
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value={option.value}
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className="items-center"
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>
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<span className="typography-meta text-foreground">
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{t(option.labelKey)}
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</span>
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</DropdownMenuRadioItem>
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))}
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</DropdownMenuRadioGroup>
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<DropdownMenuSeparator />
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</>
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) : null}
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<DropdownMenuRadioGroup value={selectedFile ?? ''} onValueChange={onSelectFile}>
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{changedFiles.map((file) => (
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<DropdownMenuRadioItem key={file.path} value={file.path}>
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<div className="flex w-full min-w-0 items-center gap-3">
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<FileTypeIcon filePath={file.path} className="h-3.5 w-3.5 flex-shrink-0" />
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<span className="min-w-0 flex-1 truncate typography-meta">
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{getLabel(file.path)}
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</span>
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<span className="ml-auto">
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{formatDiffTotals(file.insertions, file.deletions)}
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</span>
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</div>
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</DropdownMenuRadioItem>
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))}
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</DropdownMenuRadioGroup>
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</DropdownMenuContent>
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</DropdownMenu>
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);
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});
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interface DiffViewModeSelectorProps {
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mode: DiffTabViewMode;
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onModeChange: (mode: DiffTabViewMode) => void;
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}
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const DiffViewModeSelector = React.memo<DiffViewModeSelectorProps>(({ mode, onModeChange }) => {
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const { t } = useI18n();
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const currentOption =
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DIFF_VIEW_MODE_OPTIONS.find((option) => option.value === mode) ?? DIFF_VIEW_MODE_OPTIONS[0];
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return (
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<DropdownMenu>
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<DropdownMenuTrigger asChild>
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<button className="flex h-7 items-center gap-2 rounded-lg border border-input bg-transparent px-2 typography-ui-label text-foreground outline-none hover:bg-interactive-hover hover:text-foreground focus-visible:ring-2 focus-visible:ring-ring">
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<span className="min-w-0 truncate typography-meta">
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{t(currentOption.labelKey)}
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</span>
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<RiArrowDownSLine className="size-4 opacity-50" />
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</button>
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</DropdownMenuTrigger>
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<DropdownMenuContent className="min-w-[140px]">
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<DropdownMenuRadioGroup
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value={mode}
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onValueChange={(value) => onModeChange(value as DiffTabViewMode)}
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>
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{DIFF_VIEW_MODE_OPTIONS.map((option) => (
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<DropdownMenuRadioItem key={option.value} value={option.value}>
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<span className="typography-meta text-foreground">
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{t(option.labelKey)}
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</span>
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</DropdownMenuRadioItem>
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))}
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</DropdownMenuRadioGroup>
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</DropdownMenuContent>
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</DropdownMenu>
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);
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});
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interface FileListProps {
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changedFiles: FileEntry[];
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selectedFile: string | null;
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onSelectFile: (path: string) => void;
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}
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const FileList = React.memo<FileListProps>(({
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changedFiles,
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selectedFile,
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onSelectFile,
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}) => {
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const { t } = useI18n();
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if (changedFiles.length === 0) return null;
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return (
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<ScrollableOverlay outerClassName="flex-1 min-h-0" className="px-2 py-2">
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<ul className="flex flex-col gap-1">
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{changedFiles.map((file) => {
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const descriptor = describeChange(file);
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const isActive = selectedFile === file.path;
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return (
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<li key={file.path}>
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<button
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type="button"
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onClick={() => onSelectFile(file.path)}
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className={cn(
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'flex w-full items-center gap-2 rounded-md px-2 py-1.5 text-left transition-colors',
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isActive
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? 'bg-interactive-selection text-interactive-selection-foreground'
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: 'text-muted-foreground hover:bg-interactive-hover hover:text-foreground'
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)}
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>
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<FileTypeIcon filePath={file.path} className="h-3.5 w-3.5 flex-shrink-0" />
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<span
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className="typography-micro font-semibold w-4 text-center uppercase"
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style={{ color: descriptor.color }}
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title={t(descriptor.descriptionKey)}
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aria-label={t(descriptor.descriptionKey)}
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>
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{descriptor.code}
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</span>
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<span
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className="min-w-0 flex-1 truncate typography-meta"
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style={{ direction: 'rtl', textAlign: 'left', unicodeBidi: 'plaintext' }}
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title={file.path}
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>
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{file.path}
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</span>
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{formatDiffTotals(file.insertions, file.deletions)}
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</button>
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</li>
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);
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})}
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</ul>
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</ScrollableOverlay>
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);
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});
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// Image diff viewer for binary image files
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interface ImageDiffViewerProps {
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filePath: string;
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diff: DiffData;
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isVisible: boolean;
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renderSideBySide: boolean;
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}
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const ImageDiffViewer = React.memo<ImageDiffViewerProps>(({
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filePath,
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diff,
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isVisible,
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renderSideBySide,
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}) => {
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const { t } = useI18n();
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const hasOriginal = diff.original.length > 0;
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const hasModified = diff.modified.length > 0;
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if (!isVisible) {
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return <div className="absolute inset-0 hidden" />;
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}
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// Render side-by-side or stacked based on preference
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const containerClass = renderSideBySide
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? 'flex flex-row gap-6 items-start justify-center h-full'
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: 'flex flex-col gap-4 items-center';
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const imageContainerClass = renderSideBySide
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? 'flex flex-col items-center gap-2 flex-1 min-w-0 h-full'
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: 'flex flex-col items-center gap-2';
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return (
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<div className="absolute inset-0 overflow-auto p-4" style={{ contain: 'size layout' }}>
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<div className={containerClass}>
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{hasOriginal && (
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<div className={imageContainerClass}>
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<span className="typography-meta text-muted-foreground font-medium">{t('diffView.image.original')}</span>
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<img
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src={diff.original}
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alt={t('diffView.image.originalAlt', { path: filePath })}
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className={renderSideBySide ? "max-w-full max-h-[calc(100%-2rem)] object-contain" : "max-w-full object-contain"}
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style={{ imageRendering: 'auto' }}
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/>
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</div>
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)}
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{hasModified && (
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<div className={imageContainerClass}>
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<span className="typography-meta text-muted-foreground font-medium">
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{hasOriginal ? t('diffView.image.modified') : t('diffView.image.new')}
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</span>
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<img
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src={diff.modified}
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alt={t('diffView.image.modifiedAlt', { path: filePath })}
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className={renderSideBySide ? "max-w-full max-h-[calc(100%-2rem)] object-contain" : "max-w-full object-contain"}
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style={{ imageRendering: 'auto' }}
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/>
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</div>
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)}
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</div>
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</div>
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);
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});
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interface InlineImageDiffViewerProps {
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filePath: string;
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diff: DiffData;
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renderSideBySide: boolean;
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}
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const InlineImageDiffViewer = React.memo<InlineImageDiffViewerProps>(({
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filePath,
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diff,
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renderSideBySide,
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}) => {
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const { t } = useI18n();
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const hasOriginal = diff.original.length > 0;
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const hasModified = diff.modified.length > 0;
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const containerClass = renderSideBySide
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? 'flex flex-row gap-6 items-start justify-center'
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: 'flex flex-col gap-4 items-center';
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const imageContainerClass = renderSideBySide
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? 'flex flex-col items-center gap-2 flex-1 min-w-0'
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: 'flex flex-col items-center gap-2';
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return (
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<div className="w-full overflow-auto p-4" style={{ contain: 'layout' }}>
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<div className={containerClass}>
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{hasOriginal && (
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<div className={imageContainerClass}>
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<span className="typography-meta text-muted-foreground font-medium">{t('diffView.image.original')}</span>
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<img
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src={diff.original}
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alt={t('diffView.image.originalAlt', { path: filePath })}
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className={renderSideBySide ? "max-w-full max-h-[70vh] object-contain" : "max-w-full object-contain"}
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style={{ imageRendering: 'auto' }}
|
|
/>
|
|
</div>
|
|
)}
|
|
{hasModified && (
|
|
<div className={imageContainerClass}>
|
|
<span className="typography-meta text-muted-foreground font-medium">
|
|
{hasOriginal ? t('diffView.image.modified') : t('diffView.image.new')}
|
|
</span>
|
|
<img
|
|
src={diff.modified}
|
|
alt={t('diffView.image.modifiedAlt', { path: filePath })}
|
|
className={renderSideBySide ? "max-w-full max-h-[70vh] object-contain" : "max-w-full object-contain"}
|
|
style={{ imageRendering: 'auto' }}
|
|
/>
|
|
</div>
|
|
)}
|
|
</div>
|
|
</div>
|
|
);
|
|
});
|
|
|
|
interface InlineDiffViewerProps {
|
|
filePath: string;
|
|
diff: DiffData;
|
|
renderSideBySide: boolean;
|
|
wrapLines: boolean;
|
|
}
|
|
|
|
const InlineDiffViewer = React.memo<InlineDiffViewerProps>(({
|
|
filePath,
|
|
diff,
|
|
renderSideBySide,
|
|
wrapLines,
|
|
}) => {
|
|
const language = React.useMemo(
|
|
() => getLanguageFromExtension(filePath) || 'text',
|
|
[filePath]
|
|
);
|
|
|
|
if (diff.isBinary) {
|
|
return <BinaryDiffPlaceholder />;
|
|
}
|
|
|
|
if (isImageFile(filePath)) {
|
|
return (
|
|
<InlineImageDiffViewer
|
|
filePath={filePath}
|
|
diff={diff}
|
|
renderSideBySide={renderSideBySide}
|
|
/>
|
|
);
|
|
}
|
|
|
|
return (
|
|
<div className="w-full" style={{ contain: 'layout' }}>
|
|
<PierreDiffViewer
|
|
original={diff.original}
|
|
modified={diff.modified}
|
|
language={language}
|
|
fileName={filePath}
|
|
renderSideBySide={renderSideBySide}
|
|
wrapLines={wrapLines}
|
|
layout="inline"
|
|
/>
|
|
</div>
|
|
);
|
|
});
|
|
|
|
// Single diff viewer instance
|
|
interface SingleDiffViewerProps {
|
|
filePath: string;
|
|
diff: DiffData;
|
|
isVisible: boolean;
|
|
renderSideBySide: boolean;
|
|
wrapLines: boolean;
|
|
}
|
|
|
|
const SingleDiffViewer = React.memo<SingleDiffViewerProps>(({
|
|
filePath,
|
|
diff,
|
|
isVisible,
|
|
renderSideBySide,
|
|
wrapLines,
|
|
}) => {
|
|
const language = React.useMemo(
|
|
() => getLanguageFromExtension(filePath) || 'text',
|
|
[filePath]
|
|
);
|
|
|
|
if (diff.isBinary) {
|
|
return <BinaryDiffPlaceholder />;
|
|
}
|
|
|
|
// Don't render if not visible (memory optimization)
|
|
if (!isVisible) {
|
|
return null;
|
|
}
|
|
|
|
// Check if this is an image file
|
|
if (isImageFile(filePath)) {
|
|
return (
|
|
<ImageDiffViewer
|
|
filePath={filePath}
|
|
diff={diff}
|
|
isVisible={isVisible}
|
|
renderSideBySide={renderSideBySide}
|
|
/>
|
|
);
|
|
}
|
|
|
|
return (
|
|
<ScrollableOverlay
|
|
outerClassName="absolute inset-0"
|
|
disableHorizontal={false}
|
|
observeMutations={false}
|
|
preventOverscroll
|
|
data-diff-virtual-root
|
|
data-diff-virtual-content
|
|
>
|
|
<PierreDiffViewer
|
|
original={diff.original}
|
|
modified={diff.modified}
|
|
language={language}
|
|
fileName={filePath}
|
|
renderSideBySide={renderSideBySide}
|
|
wrapLines={wrapLines}
|
|
layout="inline"
|
|
/>
|
|
</ScrollableOverlay>
|
|
);
|
|
});
|
|
|
|
interface MultiFileDiffEntryProps {
|
|
directory: string;
|
|
file: FileEntry;
|
|
layout: 'inline' | 'side-by-side';
|
|
wrapLines: boolean;
|
|
scrollRootRef: React.RefObject<HTMLElement | null>;
|
|
isSelected: boolean;
|
|
onSelect: (path: string) => void;
|
|
registerSectionRef: (path: string, node: HTMLDivElement | null) => void;
|
|
/** Start collapsed to reduce memory with many files */
|
|
defaultCollapsed?: boolean;
|
|
expandRequestPath?: string | null;
|
|
expandRequestNonce?: number;
|
|
showOpenInEditorAction?: boolean;
|
|
isOpeningInEditor?: boolean;
|
|
onOpenInEditor?: (filePath: string, diffData: DiffData | null) => void;
|
|
}
|
|
|
|
const MultiFileDiffEntry = React.memo<MultiFileDiffEntryProps>(({
|
|
directory,
|
|
file,
|
|
layout,
|
|
wrapLines,
|
|
scrollRootRef,
|
|
isSelected,
|
|
onSelect,
|
|
registerSectionRef,
|
|
defaultCollapsed = false,
|
|
expandRequestPath = null,
|
|
expandRequestNonce = 0,
|
|
showOpenInEditorAction = false,
|
|
isOpeningInEditor = false,
|
|
onOpenInEditor,
|
|
}) => {
|
|
const { t } = useI18n();
|
|
const { git } = useRuntimeAPIs();
|
|
const cachedDiff = useGitStore(
|
|
React.useCallback((state) => {
|
|
return state.directories.get(directory)?.diffCache.get(file.path) ?? null;
|
|
}, [directory, file.path])
|
|
);
|
|
const setDiff = useGitStore((state) => state.setDiff);
|
|
const setDiffFileLayout = useUIStore((state) => state.setDiffFileLayout);
|
|
|
|
const [isExpanded, setIsExpanded] = React.useState(!defaultCollapsed);
|
|
const [hasBeenVisible, setHasBeenVisible] = React.useState(false);
|
|
const [diffRetryNonce, setDiffRetryNonce] = React.useState(0);
|
|
const [diffLoadError, setDiffLoadError] = React.useState<string | null>(null);
|
|
const [isLoading, setIsLoading] = React.useState(false);
|
|
const [forceRenderLarge, setForceRenderLarge] = React.useState(false);
|
|
const lastDiffRequestRef = React.useRef<string | null>(null);
|
|
const sectionRef = React.useRef<HTMLDivElement | null>(null);
|
|
|
|
const descriptor = React.useMemo(() => describeChange(file), [file]);
|
|
const renderSideBySide = layout === 'side-by-side';
|
|
|
|
const diffData = React.useMemo<DiffData | null>(() => {
|
|
if (!cachedDiff) return null;
|
|
return { original: cachedDiff.original, modified: cachedDiff.modified, isBinary: cachedDiff.isBinary };
|
|
}, [cachedDiff]);
|
|
|
|
const setSectionRef = React.useCallback((node: HTMLDivElement | null) => {
|
|
sectionRef.current = node;
|
|
registerSectionRef(file.path, node);
|
|
}, [file.path, registerSectionRef]);
|
|
|
|
const handleOpenChange = React.useCallback((open: boolean) => {
|
|
setIsExpanded(open);
|
|
if (open) {
|
|
setHasBeenVisible(true);
|
|
}
|
|
}, []);
|
|
|
|
const handleSelect = React.useCallback(() => {
|
|
onSelect(file.path);
|
|
}, [file.path, onSelect]);
|
|
|
|
React.useEffect(() => {
|
|
if (!isExpanded || hasBeenVisible) return;
|
|
const target = sectionRef.current;
|
|
if (!target) return;
|
|
|
|
if (!scrollRootRef.current || typeof IntersectionObserver === 'undefined') {
|
|
setHasBeenVisible(true);
|
|
return;
|
|
}
|
|
|
|
const observer = new IntersectionObserver(
|
|
(entries) => {
|
|
if (entries.some((entry) => entry.isIntersecting)) {
|
|
setHasBeenVisible(true);
|
|
observer.disconnect();
|
|
}
|
|
},
|
|
{ root: scrollRootRef.current, rootMargin: '200px 0px', threshold: 0.1 }
|
|
);
|
|
|
|
observer.observe(target);
|
|
return () => observer.disconnect();
|
|
}, [hasBeenVisible, isExpanded, scrollRootRef]);
|
|
|
|
React.useEffect(() => {
|
|
if (expandRequestNonce <= 0 || expandRequestPath !== file.path) {
|
|
return;
|
|
}
|
|
|
|
setIsExpanded(true);
|
|
setHasBeenVisible(true);
|
|
}, [expandRequestNonce, expandRequestPath, file.path]);
|
|
|
|
React.useEffect(() => {
|
|
if (!isExpanded || !hasBeenVisible) return;
|
|
if (!directory || diffData) {
|
|
lastDiffRequestRef.current = null;
|
|
setIsLoading(false);
|
|
return;
|
|
}
|
|
|
|
const requestKey = `${directory}::${file.path}::${diffRetryNonce}`;
|
|
if (lastDiffRequestRef.current === requestKey) {
|
|
return;
|
|
}
|
|
lastDiffRequestRef.current = requestKey;
|
|
setDiffLoadError(null);
|
|
setIsLoading(true);
|
|
|
|
let cancelled = false;
|
|
const fetchPromise = git.getGitFileDiff(directory, { path: file.path });
|
|
const timeoutMs = DIFF_REQUEST_TIMEOUT_MS;
|
|
const timeoutPromise = new Promise<never>((_, reject) => {
|
|
setTimeout(() => reject(new Error(`Timed out after ${timeoutMs}ms`)), timeoutMs);
|
|
});
|
|
|
|
void Promise.race([fetchPromise, timeoutPromise])
|
|
.then((response) => {
|
|
if (cancelled) return;
|
|
|
|
setDiff(directory, file.path, {
|
|
original: response.original ?? '',
|
|
modified: response.modified ?? '',
|
|
isBinary: response.isBinary,
|
|
});
|
|
setIsLoading(false);
|
|
})
|
|
.catch((error) => {
|
|
if (cancelled) return;
|
|
const message = error instanceof Error ? error.message : String(error);
|
|
setDiffLoadError(message);
|
|
setIsLoading(false);
|
|
});
|
|
|
|
return () => {
|
|
cancelled = true;
|
|
if (lastDiffRequestRef.current === requestKey) {
|
|
lastDiffRequestRef.current = null;
|
|
}
|
|
};
|
|
}, [directory, diffData, diffRetryNonce, file.path, git, hasBeenVisible, isExpanded, setDiff]);
|
|
|
|
const handleToggle = React.useCallback(() => {
|
|
handleOpenChange(!isExpanded);
|
|
handleSelect();
|
|
}, [handleOpenChange, handleSelect, isExpanded]);
|
|
|
|
return (
|
|
<div ref={setSectionRef} className="scroll-mt-4">
|
|
<div className="sticky top-0 z-10 bg-background">
|
|
<button
|
|
type="button"
|
|
onClick={handleToggle}
|
|
className={cn(
|
|
'group/header relative flex w-full items-center gap-2 px-3 py-1.5 rounded-t-xl border border-border/60 overflow-hidden',
|
|
'bg-background',
|
|
isExpanded ? 'rounded-b-none' : 'rounded-b-xl',
|
|
'text-muted-foreground hover:text-foreground',
|
|
isSelected ? 'ring-1 ring-inset ring-[var(--interactive-selection)]' : null
|
|
)}
|
|
>
|
|
<div className="absolute inset-0 pointer-events-none group-hover/header:bg-interactive-hover" />
|
|
<div className="relative flex min-w-0 flex-1 items-center gap-2">
|
|
<span className="flex size-5 items-center justify-center opacity-70 group-hover/header:opacity-100">
|
|
{isExpanded ? (
|
|
<RiArrowDownSLine className="size-4" />
|
|
) : (
|
|
<RiArrowRightSLine className="size-4" />
|
|
)}
|
|
</span>
|
|
<span
|
|
className="typography-micro font-semibold leading-none w-4 text-center uppercase"
|
|
style={{ color: descriptor.color }}
|
|
title={t(descriptor.descriptionKey)}
|
|
aria-label={t(descriptor.descriptionKey)}
|
|
>
|
|
{descriptor.code}
|
|
</span>
|
|
<span
|
|
className="min-w-0 flex-1 overflow-hidden typography-ui-label"
|
|
title={file.path}
|
|
>
|
|
<span className="flex min-w-0 items-center gap-2">
|
|
<FileTypeIcon filePath={file.path} className="h-3.5 w-3.5 flex-shrink-0 align-middle" />
|
|
{(() => {
|
|
const lastSlash = file.path.lastIndexOf('/');
|
|
if (lastSlash === -1) {
|
|
return (
|
|
<span
|
|
className="block min-w-0 truncate typography-ui-label text-foreground"
|
|
style={{ direction: 'rtl', textAlign: 'left', unicodeBidi: 'plaintext' }}
|
|
>
|
|
{file.path}
|
|
</span>
|
|
);
|
|
}
|
|
|
|
const dir = file.path.slice(0, lastSlash);
|
|
const name = file.path.slice(lastSlash + 1);
|
|
|
|
return (
|
|
<span className="flex min-w-0 items-baseline overflow-hidden">
|
|
<span
|
|
className="min-w-0 truncate typography-ui-label text-muted-foreground"
|
|
style={{ direction: 'rtl', textAlign: 'left', unicodeBidi: 'plaintext' }}
|
|
>
|
|
{dir}
|
|
</span>
|
|
<span className="flex-shrink-0 typography-ui-label">
|
|
<span className="text-muted-foreground">/</span>
|
|
<span className="text-foreground">{name}</span>
|
|
</span>
|
|
</span>
|
|
);
|
|
})()}
|
|
</span>
|
|
</span>
|
|
</div>
|
|
<div className="relative flex items-center gap-2">
|
|
{formatDiffTotals(file.insertions, file.deletions)}
|
|
{showOpenInEditorAction && onOpenInEditor ? (
|
|
<Button
|
|
variant="ghost"
|
|
size="sm"
|
|
className="h-5 w-5 p-0 opacity-70 hover:opacity-100"
|
|
title={t('diffView.actions.openFileInEditorAtChange')}
|
|
onClick={(event) => {
|
|
event.stopPropagation();
|
|
onOpenInEditor(file.path, diffData);
|
|
}}
|
|
disabled={isOpeningInEditor}
|
|
>
|
|
{isOpeningInEditor ? (
|
|
<RiLoader4Line className="size-3.5 animate-spin" />
|
|
) : (
|
|
<RiEditLine className="size-3.5" />
|
|
)}
|
|
</Button>
|
|
) : null}
|
|
<DiffViewToggle
|
|
mode={renderSideBySide ? 'side-by-side' : 'unified'}
|
|
onModeChange={(mode: DiffViewMode) => {
|
|
const nextLayout: 'inline' | 'side-by-side' =
|
|
mode === 'side-by-side' ? 'side-by-side' : 'inline';
|
|
setDiffFileLayout(file.path, nextLayout);
|
|
}}
|
|
className="opacity-70"
|
|
/>
|
|
</div>
|
|
</button>
|
|
</div>
|
|
{isExpanded && (
|
|
<div className="relative border border-t-0 border-border/60 bg-background rounded-b-xl overflow-hidden">
|
|
{diffLoadError ? (
|
|
<div className="flex flex-col items-center gap-2 px-4 py-8 text-sm text-muted-foreground">
|
|
<div className="typography-ui-label font-semibold text-foreground">
|
|
Failed to load diff
|
|
</div>
|
|
<div className="typography-meta text-muted-foreground max-w-[32rem] text-center">
|
|
{diffLoadError}
|
|
</div>
|
|
<button
|
|
type="button"
|
|
className="typography-ui-label text-primary hover:underline"
|
|
onClick={() => setDiffRetryNonce((nonce) => nonce + 1)}
|
|
>
|
|
Retry
|
|
</button>
|
|
</div>
|
|
) : null}
|
|
{isLoading && !diffData && !diffLoadError ? (
|
|
<div className="flex items-center justify-center gap-2 px-4 py-8 text-sm text-muted-foreground">
|
|
<RiLoader4Line size={16} className="animate-spin" />
|
|
Loading diff…
|
|
</div>
|
|
) : null}
|
|
{diffData && !forceRenderLarge && (file.insertions + file.deletions) > LARGE_DIFF_CHANGED_LINES ? (
|
|
<div className="flex flex-col items-center gap-2 px-4 py-8 text-sm text-muted-foreground">
|
|
<div className="typography-ui-label font-semibold text-foreground">
|
|
Large diff ({file.insertions + file.deletions} changed lines)
|
|
</div>
|
|
<div className="typography-meta text-muted-foreground">
|
|
Rendering may be slow. You can still view the diff by clicking below.
|
|
</div>
|
|
<button
|
|
type="button"
|
|
className="typography-ui-label text-primary hover:underline"
|
|
onClick={() => setForceRenderLarge(true)}
|
|
>
|
|
Render anyway
|
|
</button>
|
|
</div>
|
|
) : null}
|
|
{diffData && (forceRenderLarge || (file.insertions + file.deletions) <= LARGE_DIFF_CHANGED_LINES) ? (
|
|
<InlineDiffViewer
|
|
filePath={file.path}
|
|
diff={diffData}
|
|
renderSideBySide={renderSideBySide}
|
|
wrapLines={wrapLines}
|
|
/>
|
|
) : null}
|
|
</div>
|
|
)}
|
|
</div>
|
|
);
|
|
});
|
|
|
|
interface DiffViewProps {
|
|
hideStackedFileSidebar?: boolean;
|
|
stackedDefaultCollapsedAll?: boolean;
|
|
hideFileSelector?: boolean;
|
|
pinSelectedFileHeaderToTopOnNavigate?: boolean;
|
|
showOpenInEditorAction?: boolean;
|
|
}
|
|
|
|
export const DiffView: React.FC<DiffViewProps> = ({
|
|
hideStackedFileSidebar = false,
|
|
stackedDefaultCollapsedAll = false,
|
|
hideFileSelector = false,
|
|
pinSelectedFileHeaderToTopOnNavigate = false,
|
|
showOpenInEditorAction = false,
|
|
}) => {
|
|
const { t } = useI18n();
|
|
const { git, files } = useRuntimeAPIs();
|
|
const effectiveDirectory = useEffectiveDirectory();
|
|
const { screenWidth, isMobile } = useDeviceInfo();
|
|
|
|
const isGitRepo = useIsGitRepo(effectiveDirectory ?? null);
|
|
const status = useGitStatus(effectiveDirectory ?? null);
|
|
const isLoadingStatus = useGitLoadingStatus(effectiveDirectory ?? null);
|
|
const setActiveDirectory = useGitStore((state) => state.setActiveDirectory);
|
|
const ensureStatus = useGitStore((state) => state.ensureStatus);
|
|
const fetchStatus = useGitStore((state) => state.fetchStatus);
|
|
const setDiff = useGitStore((state) => state.setDiff);
|
|
|
|
const [selectedFile, setSelectedFile] = React.useState<string | null>(null);
|
|
const [stackedExpandTarget, setStackedExpandTarget] = React.useState<string | null>(null);
|
|
const [stackedExpandRequestNonce, setStackedExpandRequestNonce] = React.useState(0);
|
|
const [pinnedStackedTarget, setPinnedStackedTarget] = React.useState<string | null>(null);
|
|
const [diffRetryNonce, setDiffRetryNonce] = React.useState(0);
|
|
const [diffLoadError, setDiffLoadError] = React.useState<string | null>(null);
|
|
const lastDiffRequestRef = React.useRef<string | null>(null);
|
|
|
|
const pendingDiffFile = useUIStore((state) => state.pendingDiffFile);
|
|
const setPendingDiffFile = useUIStore((state) => state.setPendingDiffFile);
|
|
const diffLayoutPreference = useUIStore((state) => state.diffLayoutPreference);
|
|
const diffFileLayout = useUIStore((state) => state.diffFileLayout);
|
|
const setDiffFileLayout = useUIStore((state) => state.setDiffFileLayout);
|
|
const diffWrapLinesStore = useUIStore((state) => state.diffWrapLines);
|
|
const setDiffWrapLines = useUIStore((state) => state.setDiffWrapLines);
|
|
const diffViewMode = useUIStore((state) => state.diffViewMode);
|
|
const setDiffViewMode = useUIStore((state) => state.setDiffViewMode);
|
|
const openContextFileAtLine = useUIStore((state) => state.openContextFileAtLine);
|
|
const diffWrapLines = diffWrapLinesStore;
|
|
|
|
const isStackedView = diffViewMode === 'stacked';
|
|
const isMobileLayout = isMobile || screenWidth <= 768;
|
|
const showFileSidebar = !hideStackedFileSidebar && !isMobileLayout && screenWidth >= 1024;
|
|
const diffScrollRef = React.useRef<HTMLElement | null>(null);
|
|
const fileSectionRefs = React.useRef(new Map<string, HTMLDivElement | null>());
|
|
const pendingScrollTargetRef = React.useRef<string | null>(null);
|
|
const pendingScrollFrameRef = React.useRef<number | null>(null);
|
|
const shouldPinAfterAlignRef = React.useRef(false);
|
|
|
|
|
|
React.useEffect(() => {
|
|
if (!pinSelectedFileHeaderToTopOnNavigate || !isStackedView || !pinnedStackedTarget) {
|
|
return;
|
|
}
|
|
|
|
const scrollRoot = diffScrollRef.current;
|
|
if (!scrollRoot) {
|
|
return;
|
|
}
|
|
|
|
let rafId: number | null = null;
|
|
let cancelled = false;
|
|
let stableFrames = 0;
|
|
const stopAt = Date.now() + 1200;
|
|
let ignoreNextScrollEvents = 0;
|
|
|
|
const stop = () => {
|
|
if (cancelled) {
|
|
return;
|
|
}
|
|
cancelled = true;
|
|
setPinnedStackedTarget(null);
|
|
};
|
|
|
|
const cancelOnUserInput = () => {
|
|
stop();
|
|
};
|
|
|
|
const cancelOnScroll = () => {
|
|
if (ignoreNextScrollEvents > 0) {
|
|
ignoreNextScrollEvents -= 1;
|
|
return;
|
|
}
|
|
stop();
|
|
};
|
|
|
|
window.addEventListener('wheel', cancelOnUserInput, { passive: true, capture: true });
|
|
window.addEventListener('touchstart', cancelOnUserInput, { passive: true, capture: true });
|
|
window.addEventListener('pointerdown', cancelOnUserInput, { capture: true });
|
|
window.addEventListener('keydown', cancelOnUserInput, { capture: true });
|
|
scrollRoot.addEventListener('scroll', cancelOnScroll, { passive: true });
|
|
|
|
const tick = () => {
|
|
if (cancelled || Date.now() > stopAt) {
|
|
stop();
|
|
return;
|
|
}
|
|
|
|
const currentScrollRoot = diffScrollRef.current;
|
|
const node = fileSectionRefs.current.get(pinnedStackedTarget);
|
|
if (!currentScrollRoot || !node) {
|
|
stop();
|
|
return;
|
|
}
|
|
|
|
const rootRect = currentScrollRoot.getBoundingClientRect();
|
|
const nodeRect = node.getBoundingClientRect();
|
|
const delta = nodeRect.top - rootRect.top;
|
|
|
|
if (Math.abs(delta) <= 1) {
|
|
stableFrames += 1;
|
|
if (stableFrames >= 2) {
|
|
stop();
|
|
return;
|
|
}
|
|
} else {
|
|
stableFrames = 0;
|
|
const maxTop = Math.max(0, currentScrollRoot.scrollHeight - currentScrollRoot.clientHeight);
|
|
const nextTop = Math.min(maxTop, Math.max(0, currentScrollRoot.scrollTop + delta));
|
|
if (Math.abs(nextTop - currentScrollRoot.scrollTop) <= 0.5) {
|
|
stop();
|
|
return;
|
|
}
|
|
ignoreNextScrollEvents += 1;
|
|
currentScrollRoot.scrollTop = nextTop;
|
|
}
|
|
|
|
rafId = window.requestAnimationFrame(tick);
|
|
};
|
|
|
|
rafId = window.requestAnimationFrame(tick);
|
|
|
|
return () => {
|
|
cancelled = true;
|
|
if (rafId !== null) {
|
|
window.cancelAnimationFrame(rafId);
|
|
}
|
|
window.removeEventListener('wheel', cancelOnUserInput, true);
|
|
window.removeEventListener('touchstart', cancelOnUserInput, true);
|
|
window.removeEventListener('pointerdown', cancelOnUserInput, true);
|
|
window.removeEventListener('keydown', cancelOnUserInput, true);
|
|
scrollRoot.removeEventListener('scroll', cancelOnScroll);
|
|
};
|
|
}, [isStackedView, pinSelectedFileHeaderToTopOnNavigate, pinnedStackedTarget]);
|
|
|
|
const changedFiles: FileEntry[] = React.useMemo(() => {
|
|
if (!status?.files) return [];
|
|
const diffStats = status.diffStats ?? {};
|
|
|
|
return status.files
|
|
.map((file) => ({
|
|
...file,
|
|
insertions: diffStats[file.path]?.insertions ?? 0,
|
|
deletions: diffStats[file.path]?.deletions ?? 0,
|
|
isNew: isNewStatusFile(file),
|
|
}))
|
|
.sort((a, b) => a.path.localeCompare(b.path));
|
|
}, [status]);
|
|
|
|
const selectedFileEntry = React.useMemo(() => {
|
|
if (!selectedFile) return null;
|
|
return changedFiles.find((file) => file.path === selectedFile) ?? null;
|
|
}, [changedFiles, selectedFile]);
|
|
|
|
const getLayoutForFile = React.useCallback((file: FileEntry): 'inline' | 'side-by-side' => {
|
|
const override = diffFileLayout[file.path];
|
|
if (override) return override;
|
|
|
|
if (diffLayoutPreference === 'inline') {
|
|
return 'inline';
|
|
}
|
|
|
|
if (diffLayoutPreference === 'side-by-side') {
|
|
return 'side-by-side';
|
|
}
|
|
|
|
const isNarrow = screenWidth < SIDE_BY_SIDE_MIN_WIDTH;
|
|
if (file.isNew || isNarrow) {
|
|
return 'inline';
|
|
}
|
|
|
|
return 'side-by-side';
|
|
}, [diffFileLayout, diffLayoutPreference, screenWidth]);
|
|
|
|
const currentLayoutForSelectedFile = React.useMemo<'inline' | 'side-by-side' | null>(() => {
|
|
if (!selectedFileEntry) return null;
|
|
return getLayoutForFile(selectedFileEntry);
|
|
}, [getLayoutForFile, selectedFileEntry]);
|
|
|
|
// Ensure git status on mount
|
|
React.useEffect(() => {
|
|
if (effectiveDirectory) {
|
|
setActiveDirectory(effectiveDirectory);
|
|
void ensureStatus(effectiveDirectory, git);
|
|
}
|
|
}, [effectiveDirectory, setActiveDirectory, ensureStatus, git]);
|
|
|
|
React.useEffect(() => {
|
|
if (!effectiveDirectory) {
|
|
return;
|
|
}
|
|
|
|
return sessionEvents.onGitRefreshHint((hint) => {
|
|
if (normalizePath(hint.directory) !== normalizePath(effectiveDirectory)) {
|
|
return;
|
|
}
|
|
void fetchStatus(effectiveDirectory, git);
|
|
});
|
|
}, [effectiveDirectory, fetchStatus, git]);
|
|
|
|
// Handle pending diff file from external navigation
|
|
React.useEffect(() => {
|
|
if (pendingDiffFile) {
|
|
setSelectedFile(pendingDiffFile);
|
|
setPendingDiffFile(null);
|
|
if (isStackedView) {
|
|
shouldPinAfterAlignRef.current = true;
|
|
pendingScrollTargetRef.current = pendingDiffFile;
|
|
setStackedExpandTarget(pendingDiffFile);
|
|
setStackedExpandRequestNonce((nonce) => nonce + 1);
|
|
}
|
|
}
|
|
}, [isStackedView, pendingDiffFile, setPendingDiffFile]);
|
|
|
|
// Auto-select first file (skip if we have a pending file to consume)
|
|
React.useEffect(() => {
|
|
if (!selectedFile && !pendingDiffFile && changedFiles.length > 0) {
|
|
setSelectedFile(changedFiles[0].path);
|
|
}
|
|
}, [changedFiles, selectedFile, pendingDiffFile]);
|
|
|
|
// Clear selection if file no longer exists
|
|
React.useEffect(() => {
|
|
if (selectedFile && changedFiles.length > 0) {
|
|
const stillExists = changedFiles.some((f) => f.path === selectedFile);
|
|
if (!stillExists) {
|
|
setSelectedFile(changedFiles[0]?.path ?? null);
|
|
}
|
|
}
|
|
}, [changedFiles, selectedFile]);
|
|
|
|
const registerSectionRef = React.useCallback((path: string, node: HTMLDivElement | null) => {
|
|
const map = fileSectionRefs.current;
|
|
if (node) {
|
|
map.set(path, node);
|
|
} else {
|
|
map.delete(path);
|
|
}
|
|
}, []);
|
|
|
|
type ScrollToFileResult = {
|
|
ok: boolean;
|
|
aligned: boolean;
|
|
didMove: boolean;
|
|
atScrollLimit: boolean;
|
|
delta: number;
|
|
};
|
|
|
|
const scrollToFile = React.useCallback((path: string): ScrollToFileResult => {
|
|
const node = fileSectionRefs.current.get(path);
|
|
const scrollRoot = diffScrollRef.current;
|
|
if (!node || !scrollRoot) {
|
|
return { ok: false, aligned: false, didMove: false, atScrollLimit: false, delta: 0 };
|
|
}
|
|
|
|
const rootRect = scrollRoot.getBoundingClientRect();
|
|
const nodeRect = node.getBoundingClientRect();
|
|
const delta = nodeRect.top - rootRect.top;
|
|
|
|
const maxTop = Math.max(0, scrollRoot.scrollHeight - scrollRoot.clientHeight);
|
|
const desiredTop = scrollRoot.scrollTop + delta;
|
|
const nextTop = Math.min(maxTop, Math.max(0, desiredTop));
|
|
const didMove = Math.abs(nextTop - scrollRoot.scrollTop) > 0.5;
|
|
scrollRoot.scrollTop = nextTop;
|
|
|
|
const aligned = Math.abs(delta) <= 1;
|
|
const atScrollLimit = nextTop <= 0.5 || nextTop >= maxTop - 0.5;
|
|
|
|
return { ok: true, aligned, didMove, atScrollLimit, delta };
|
|
}, []);
|
|
|
|
React.useEffect(() => {
|
|
if (!isStackedView) {
|
|
pendingScrollTargetRef.current = null;
|
|
shouldPinAfterAlignRef.current = false;
|
|
if (pendingScrollFrameRef.current !== null) {
|
|
window.cancelAnimationFrame(pendingScrollFrameRef.current);
|
|
pendingScrollFrameRef.current = null;
|
|
}
|
|
return;
|
|
}
|
|
|
|
const target = pendingScrollTargetRef.current;
|
|
if (!target) return;
|
|
|
|
let attempts = 0;
|
|
const maxAttempts = 120;
|
|
let cancelled = false;
|
|
let ignoreNextScrollEvents = 0;
|
|
let didRemoveListeners = false;
|
|
let stallFrames = 0;
|
|
const stopAt = Date.now() + 2000;
|
|
|
|
const removeListeners = () => {
|
|
if (didRemoveListeners) {
|
|
return;
|
|
}
|
|
didRemoveListeners = true;
|
|
window.removeEventListener('wheel', cancelOnUserInput, true);
|
|
window.removeEventListener('touchstart', cancelOnUserInput, true);
|
|
window.removeEventListener('pointerdown', cancelOnUserInput, true);
|
|
window.removeEventListener('keydown', cancelOnUserInput, true);
|
|
scrollRoot?.removeEventListener('scroll', cancelOnScroll);
|
|
};
|
|
|
|
const cancelPending = () => {
|
|
if (cancelled) {
|
|
return;
|
|
}
|
|
cancelled = true;
|
|
removeListeners();
|
|
pendingScrollTargetRef.current = null;
|
|
shouldPinAfterAlignRef.current = false;
|
|
if (pendingScrollFrameRef.current !== null) {
|
|
window.cancelAnimationFrame(pendingScrollFrameRef.current);
|
|
pendingScrollFrameRef.current = null;
|
|
}
|
|
};
|
|
|
|
const cancelOnUserInput = () => {
|
|
cancelPending();
|
|
};
|
|
|
|
const cancelOnScroll = () => {
|
|
if (ignoreNextScrollEvents > 0) {
|
|
ignoreNextScrollEvents -= 1;
|
|
return;
|
|
}
|
|
cancelPending();
|
|
};
|
|
|
|
const scrollRoot = diffScrollRef.current;
|
|
window.addEventListener('wheel', cancelOnUserInput, { passive: true, capture: true });
|
|
window.addEventListener('touchstart', cancelOnUserInput, { passive: true, capture: true });
|
|
window.addEventListener('pointerdown', cancelOnUserInput, { capture: true });
|
|
window.addEventListener('keydown', cancelOnUserInput, { capture: true });
|
|
scrollRoot?.addEventListener('scroll', cancelOnScroll, { passive: true });
|
|
|
|
const tryAlign = () => {
|
|
if (Date.now() > stopAt) {
|
|
cancelPending();
|
|
pendingScrollFrameRef.current = null;
|
|
return;
|
|
}
|
|
if (cancelled) {
|
|
pendingScrollFrameRef.current = null;
|
|
return;
|
|
}
|
|
const currentTarget = pendingScrollTargetRef.current;
|
|
if (!currentTarget) {
|
|
cancelPending();
|
|
pendingScrollFrameRef.current = null;
|
|
return;
|
|
}
|
|
|
|
ignoreNextScrollEvents += 1;
|
|
const result = scrollToFile(currentTarget);
|
|
if (!result.ok) {
|
|
ignoreNextScrollEvents = Math.max(0, ignoreNextScrollEvents - 1);
|
|
attempts += 1;
|
|
if (attempts < maxAttempts) {
|
|
pendingScrollFrameRef.current = window.requestAnimationFrame(tryAlign);
|
|
} else {
|
|
cancelPending();
|
|
pendingScrollFrameRef.current = null;
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (!result.aligned) {
|
|
attempts += 1;
|
|
if (!result.didMove) {
|
|
stallFrames += 1;
|
|
// If we're clamped (e.g. target is near bottom) give layout a few frames to settle
|
|
// (diff expansion / highlight can change scrollHeight), but don't fight user input.
|
|
if (stallFrames < 6 && (result.atScrollLimit || Math.abs(result.delta) > 1)) {
|
|
pendingScrollFrameRef.current = window.requestAnimationFrame(tryAlign);
|
|
return;
|
|
}
|
|
} else {
|
|
stallFrames = 0;
|
|
if (attempts < maxAttempts) {
|
|
pendingScrollFrameRef.current = window.requestAnimationFrame(tryAlign);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (pinSelectedFileHeaderToTopOnNavigate && shouldPinAfterAlignRef.current) {
|
|
setPinnedStackedTarget(currentTarget);
|
|
}
|
|
cancelPending();
|
|
};
|
|
|
|
pendingScrollFrameRef.current = window.requestAnimationFrame(tryAlign);
|
|
|
|
return () => {
|
|
cancelled = true;
|
|
removeListeners();
|
|
if (pendingScrollFrameRef.current !== null) {
|
|
window.cancelAnimationFrame(pendingScrollFrameRef.current);
|
|
pendingScrollFrameRef.current = null;
|
|
}
|
|
};
|
|
}, [isStackedView, pinSelectedFileHeaderToTopOnNavigate, scrollToFile, selectedFile, stackedExpandRequestNonce]);
|
|
|
|
const handleSelectFile = React.useCallback((value: string) => {
|
|
setSelectedFile(value);
|
|
}, []);
|
|
|
|
const handleSelectFileAndScroll = React.useCallback((value: string) => {
|
|
if (pendingScrollFrameRef.current !== null) {
|
|
window.cancelAnimationFrame(pendingScrollFrameRef.current);
|
|
pendingScrollFrameRef.current = null;
|
|
}
|
|
pendingScrollTargetRef.current = null;
|
|
|
|
setSelectedFile(value);
|
|
|
|
if (!isStackedView) {
|
|
shouldPinAfterAlignRef.current = false;
|
|
return;
|
|
}
|
|
|
|
shouldPinAfterAlignRef.current = true;
|
|
pendingScrollTargetRef.current = value;
|
|
scrollToFile(value);
|
|
}, [isStackedView, scrollToFile]);
|
|
|
|
const handleDiffViewModeChange = React.useCallback((mode: DiffTabViewMode) => {
|
|
setDiffViewMode(mode);
|
|
if (mode === 'stacked' && selectedFile) {
|
|
const result = scrollToFile(selectedFile);
|
|
if (!result.aligned) {
|
|
pendingScrollTargetRef.current = selectedFile;
|
|
}
|
|
}
|
|
}, [scrollToFile, selectedFile, setDiffViewMode]);
|
|
|
|
const handleHeaderLayoutChange = React.useCallback((mode: DiffViewMode) => {
|
|
const nextLayout: 'inline' | 'side-by-side' =
|
|
mode === 'side-by-side' ? 'side-by-side' : 'inline';
|
|
|
|
if (isStackedView) {
|
|
changedFiles.forEach((file) => {
|
|
setDiffFileLayout(file.path, nextLayout);
|
|
});
|
|
return;
|
|
}
|
|
|
|
if (!selectedFileEntry) return;
|
|
setDiffFileLayout(selectedFileEntry.path, nextLayout);
|
|
}, [changedFiles, isStackedView, selectedFileEntry, setDiffFileLayout]);
|
|
|
|
const renderSideBySide = (currentLayoutForSelectedFile ?? 'side-by-side') === 'side-by-side';
|
|
const showFileSelector = !hideFileSelector && (!isStackedView || !showFileSidebar);
|
|
|
|
const selectedCachedDiff = useGitStore(React.useCallback((state) => {
|
|
if (!effectiveDirectory || !selectedFile) return null;
|
|
return state.directories.get(effectiveDirectory)?.diffCache.get(selectedFile) ?? null;
|
|
}, [effectiveDirectory, selectedFile]));
|
|
|
|
const selectedDiffData = React.useMemo<DiffData | null>(() => {
|
|
if (!selectedCachedDiff) return null;
|
|
return { original: selectedCachedDiff.original, modified: selectedCachedDiff.modified, isBinary: selectedCachedDiff.isBinary };
|
|
}, [selectedCachedDiff]);
|
|
|
|
const [openingEditorFilePath, setOpeningEditorFilePath] = React.useState<string | null>(null);
|
|
|
|
const openFileInEditorAtChange = React.useCallback(async (filePath: string, cachedDiffData: DiffData | null) => {
|
|
if (!effectiveDirectory || !filePath) {
|
|
return;
|
|
}
|
|
|
|
setOpeningEditorFilePath(filePath);
|
|
try {
|
|
let targetLine: number | null = null;
|
|
|
|
if (cachedDiffData && !cachedDiffData.isBinary && !isImageFile(filePath)) {
|
|
targetLine = getFirstChangedModifiedLine(cachedDiffData.original, cachedDiffData.modified);
|
|
}
|
|
|
|
if (targetLine === null) {
|
|
try {
|
|
const patchResponse = await git.getGitDiff(effectiveDirectory, {
|
|
path: filePath,
|
|
contextLines: 3,
|
|
});
|
|
targetLine = getFirstVisibleModifiedLineFromPatch(patchResponse.diff);
|
|
} catch {
|
|
targetLine = null;
|
|
}
|
|
}
|
|
|
|
let diffForNavigation = cachedDiffData;
|
|
if (targetLine === null || !diffForNavigation) {
|
|
const response = await git.getGitFileDiff(effectiveDirectory, { path: filePath });
|
|
diffForNavigation = {
|
|
original: response.original ?? '',
|
|
modified: response.modified ?? '',
|
|
isBinary: response.isBinary,
|
|
};
|
|
setDiff(effectiveDirectory, filePath, diffForNavigation);
|
|
}
|
|
|
|
const resolvedTargetLine = targetLine ?? ((diffForNavigation.isBinary || isImageFile(filePath))
|
|
? 1
|
|
: getFirstChangedModifiedLine(diffForNavigation.original, diffForNavigation.modified));
|
|
|
|
const absolutePath = toAbsolutePath(effectiveDirectory, filePath);
|
|
const openValidation = await validateContextFileOpen(files, absolutePath);
|
|
if (!openValidation.ok) {
|
|
toast.error(getContextFileOpenFailureMessage(openValidation.reason));
|
|
return;
|
|
}
|
|
|
|
openContextFileAtLine(
|
|
effectiveDirectory,
|
|
absolutePath,
|
|
resolvedTargetLine,
|
|
1,
|
|
);
|
|
} finally {
|
|
setOpeningEditorFilePath((current) => (current === filePath ? null : current));
|
|
}
|
|
}, [effectiveDirectory, files, git, openContextFileAtLine, setDiff]);
|
|
|
|
const openSelectedFileInEditorAtChange = React.useCallback(async () => {
|
|
if (!selectedFile) {
|
|
return;
|
|
}
|
|
|
|
await openFileInEditorAtChange(selectedFile, selectedDiffData);
|
|
}, [openFileInEditorAtChange, selectedDiffData, selectedFile]);
|
|
|
|
const isOpeningSelectedInEditor = Boolean(selectedFile && openingEditorFilePath === selectedFile);
|
|
|
|
const hasCurrentDiff = !!selectedCachedDiff;
|
|
const isCurrentFileLoading = !isStackedView && !!selectedFile && !hasCurrentDiff;
|
|
|
|
React.useEffect(() => {
|
|
if (isStackedView) {
|
|
return;
|
|
}
|
|
|
|
setDiffLoadError(null);
|
|
|
|
if (!effectiveDirectory || !selectedFile) {
|
|
lastDiffRequestRef.current = null;
|
|
return;
|
|
}
|
|
|
|
if (selectedCachedDiff) {
|
|
lastDiffRequestRef.current = null;
|
|
return;
|
|
}
|
|
|
|
const requestKey = `${effectiveDirectory}::${selectedFile}::${diffRetryNonce}`;
|
|
if (lastDiffRequestRef.current === requestKey) {
|
|
return;
|
|
}
|
|
lastDiffRequestRef.current = requestKey;
|
|
|
|
let cancelled = false;
|
|
const fetchPromise = git.getGitFileDiff(effectiveDirectory, { path: selectedFile });
|
|
const timeoutMs = DIFF_REQUEST_TIMEOUT_MS;
|
|
const timeoutPromise = new Promise<never>((_, reject) => {
|
|
setTimeout(() => reject(new Error(`Timed out after ${timeoutMs}ms`)), timeoutMs);
|
|
});
|
|
|
|
void Promise.race([fetchPromise, timeoutPromise])
|
|
.then((response) => {
|
|
if (cancelled) return;
|
|
|
|
setDiff(effectiveDirectory, selectedFile, {
|
|
original: response.original ?? '',
|
|
modified: response.modified ?? '',
|
|
isBinary: response.isBinary,
|
|
});
|
|
})
|
|
.catch((error) => {
|
|
if (cancelled) return;
|
|
const message = error instanceof Error ? error.message : String(error);
|
|
setDiffLoadError(message);
|
|
});
|
|
|
|
return () => {
|
|
cancelled = true;
|
|
if (lastDiffRequestRef.current === requestKey) {
|
|
// Allow a retry if this request was cancelled due to directory/path churn.
|
|
lastDiffRequestRef.current = null;
|
|
}
|
|
};
|
|
}, [effectiveDirectory, isStackedView, selectedFile, selectedCachedDiff, git, setDiff, diffRetryNonce]);
|
|
|
|
// Render only the selected diff viewer to prevent memory bloat with many files
|
|
const renderSelectedDiffViewer = () => {
|
|
if (!effectiveDirectory || !selectedFile || !selectedDiffData) return null;
|
|
|
|
return (
|
|
<SingleDiffViewer
|
|
key={selectedFile}
|
|
filePath={selectedFile}
|
|
diff={selectedDiffData}
|
|
isVisible={true}
|
|
renderSideBySide={renderSideBySide}
|
|
wrapLines={diffWrapLines}
|
|
/>
|
|
);
|
|
};
|
|
|
|
const renderStackedDiffView = () => {
|
|
if (!effectiveDirectory) return null;
|
|
|
|
const defaultExpandedCount = getStackedViewDefaultExpandedCount(changedFiles.length);
|
|
|
|
return (
|
|
<div className="flex flex-1 min-h-0 h-full gap-3 px-3 pb-3 pt-2">
|
|
{showFileSidebar && (
|
|
<section className="hidden lg:flex w-72 flex-col rounded-xl border border-border/60 bg-background/70 overflow-hidden">
|
|
<div className="flex items-center justify-between px-3 py-1.5 border-b border-border/40">
|
|
<span className="typography-ui-header font-semibold text-foreground">{t('diffView.section.files')}</span>
|
|
<span className="typography-meta text-muted-foreground">{changedFiles.length}</span>
|
|
</div>
|
|
<FileList
|
|
changedFiles={changedFiles}
|
|
selectedFile={selectedFile}
|
|
onSelectFile={handleSelectFileAndScroll}
|
|
/>
|
|
</section>
|
|
)}
|
|
<ScrollableOverlay
|
|
ref={diffScrollRef}
|
|
outerClassName="flex-1 min-h-0 h-full"
|
|
className="pr-2"
|
|
disableHorizontal
|
|
observeMutations={false}
|
|
preventOverscroll
|
|
data-diff-virtual-root
|
|
data-diff-virtual-content
|
|
>
|
|
<div className="flex flex-col gap-3">
|
|
{changedFiles.map((file, index) => (
|
|
<MultiFileDiffEntry
|
|
key={file.path}
|
|
directory={effectiveDirectory}
|
|
file={file}
|
|
layout={getLayoutForFile(file)}
|
|
wrapLines={diffWrapLines}
|
|
scrollRootRef={diffScrollRef}
|
|
isSelected={file.path === selectedFile}
|
|
onSelect={handleSelectFile}
|
|
registerSectionRef={registerSectionRef}
|
|
defaultCollapsed={stackedDefaultCollapsedAll ? true : index >= defaultExpandedCount}
|
|
expandRequestPath={stackedExpandTarget}
|
|
expandRequestNonce={stackedExpandRequestNonce}
|
|
showOpenInEditorAction={showOpenInEditorAction}
|
|
isOpeningInEditor={openingEditorFilePath === file.path}
|
|
onOpenInEditor={(filePath, diffData) => {
|
|
void openFileInEditorAtChange(filePath, diffData);
|
|
}}
|
|
/>
|
|
))}
|
|
</div>
|
|
</ScrollableOverlay>
|
|
</div>
|
|
);
|
|
};
|
|
|
|
const renderContent = () => {
|
|
|
|
if (!effectiveDirectory) {
|
|
return (
|
|
<div className="flex flex-1 items-center justify-center text-sm text-muted-foreground">
|
|
{t('diffView.state.selectSessionDirectory')}
|
|
</div>
|
|
);
|
|
}
|
|
|
|
if (isLoadingStatus && !status) {
|
|
return (
|
|
<div className="flex flex-1 items-center justify-center gap-2 text-sm text-muted-foreground">
|
|
<RiLoader4Line size={16} className="animate-spin" />
|
|
{t('diffView.state.loadingRepositoryStatus')}
|
|
</div>
|
|
);
|
|
}
|
|
|
|
if (isGitRepo === false) {
|
|
return (
|
|
<div className="flex flex-1 items-center justify-center text-sm text-muted-foreground">
|
|
{t('diffView.state.notGitRepository')}
|
|
</div>
|
|
);
|
|
}
|
|
|
|
if (changedFiles.length === 0) {
|
|
return (
|
|
<div className="flex flex-1 items-center justify-center text-sm text-muted-foreground">
|
|
{t('diffView.state.cleanWorkingTree')}
|
|
</div>
|
|
);
|
|
}
|
|
|
|
if (isStackedView) {
|
|
return renderStackedDiffView();
|
|
}
|
|
|
|
return (
|
|
<div className="flex flex-1 min-h-0 overflow-hidden px-3 py-3 relative" data-diff-virtual-root data-diff-virtual-content>
|
|
{renderSelectedDiffViewer()}
|
|
{isCurrentFileLoading && !hasCurrentDiff && (
|
|
<div className="absolute inset-0 flex items-center justify-center gap-2 text-sm text-muted-foreground">
|
|
{diffLoadError ? (
|
|
<div className="flex flex-col items-center gap-2">
|
|
<div className="typography-ui-label font-semibold text-foreground">
|
|
{t('diffView.state.failedToLoadDiff')}
|
|
</div>
|
|
<div className="typography-meta text-muted-foreground max-w-[32rem] text-center">
|
|
{diffLoadError}
|
|
</div>
|
|
<button
|
|
type="button"
|
|
className="typography-ui-label text-primary hover:underline"
|
|
onClick={() => {
|
|
setDiffLoadError(null);
|
|
setDiffRetryNonce((n) => n + 1);
|
|
}}
|
|
>
|
|
{t('diffView.actions.retry')}
|
|
</button>
|
|
</div>
|
|
) : (
|
|
<>
|
|
<RiLoader4Line size={16} className="animate-spin" />
|
|
{t('diffView.state.loadingDiff')}
|
|
</>
|
|
)}
|
|
</div>
|
|
)}
|
|
</div>
|
|
);
|
|
};
|
|
|
|
return (
|
|
<div className="flex h-full flex-col overflow-hidden bg-background">
|
|
<div className="flex items-center gap-3 px-3 py-2 bg-background">
|
|
{!isMobile && (
|
|
<div className="flex items-center gap-1 rounded-md px-2 py-1 text-muted-foreground shrink-0">
|
|
<RiGitCommitLine size={16} />
|
|
<span className="typography-ui-label font-semibold text-foreground">
|
|
{isLoadingStatus && !status
|
|
? t('diffView.state.loadingChanges')
|
|
: (changedFiles.length === 1
|
|
? t('diffView.summary.changedFilesSingle', { count: changedFiles.length })
|
|
: t('diffView.summary.changedFilesPlural', { count: changedFiles.length }))}
|
|
</span>
|
|
</div>
|
|
)}
|
|
{!isMobileLayout && (
|
|
<DiffViewModeSelector mode={diffViewMode} onModeChange={handleDiffViewModeChange} />
|
|
)}
|
|
{showFileSelector && (
|
|
<FileSelector
|
|
changedFiles={changedFiles}
|
|
selectedFile={selectedFile}
|
|
selectedFileEntry={selectedFileEntry}
|
|
onSelectFile={handleSelectFileAndScroll}
|
|
isMobile={isMobileLayout}
|
|
showModeSelector={isMobileLayout}
|
|
mode={diffViewMode}
|
|
onModeChange={handleDiffViewModeChange}
|
|
/>
|
|
)}
|
|
<div className="flex-1" />
|
|
{selectedFileEntry && (
|
|
<Button
|
|
variant="ghost"
|
|
size="sm"
|
|
onClick={() => setDiffWrapLines(!diffWrapLinesStore)}
|
|
className={cn(
|
|
'h-5 w-5 p-0 transition-opacity',
|
|
diffWrapLines ? 'text-foreground opacity-100' : 'text-muted-foreground opacity-60 hover:opacity-100'
|
|
)}
|
|
title={diffWrapLines ? t('diffView.actions.disableLineWrap') : t('diffView.actions.enableLineWrap')}
|
|
>
|
|
<RiTextWrap className="size-4" />
|
|
</Button>
|
|
)}
|
|
{showOpenInEditorAction && selectedFileEntry && !isStackedView && (
|
|
<Button
|
|
variant="ghost"
|
|
size="sm"
|
|
className="h-5 w-5 p-0 opacity-70 hover:opacity-100"
|
|
onClick={() => {
|
|
void openSelectedFileInEditorAtChange();
|
|
}}
|
|
disabled={isOpeningSelectedInEditor}
|
|
title={t('diffView.actions.openFileAtFirstChangedLine')}
|
|
>
|
|
{isOpeningSelectedInEditor ? (
|
|
<RiLoader4Line className="size-3.5 animate-spin" />
|
|
) : (
|
|
<RiEditLine className="size-3.5" />
|
|
)}
|
|
</Button>
|
|
)}
|
|
{selectedFileEntry && currentLayoutForSelectedFile && (
|
|
<DiffViewToggle
|
|
mode={currentLayoutForSelectedFile === 'side-by-side' ? 'side-by-side' : 'unified'}
|
|
onModeChange={handleHeaderLayoutChange}
|
|
/>
|
|
)}
|
|
</div>
|
|
|
|
{renderContent()}
|
|
</div>
|
|
);
|
|
};
|
|
|
|
// eslint-disable-next-line react-refresh/only-export-components
|
|
export const useDiffFileCount = (): number => {
|
|
const { git } = useRuntimeAPIs();
|
|
const effectiveDirectory = useEffectiveDirectory();
|
|
|
|
const setActiveDirectory = useGitStore((state) => state.setActiveDirectory);
|
|
const ensureStatus = useGitStore((state) => state.ensureStatus);
|
|
const fileCount = useGitFileCount(effectiveDirectory ?? null);
|
|
|
|
React.useEffect(() => {
|
|
if (effectiveDirectory) {
|
|
setActiveDirectory(effectiveDirectory);
|
|
void ensureStatus(effectiveDirectory, git);
|
|
}
|
|
}, [effectiveDirectory, setActiveDirectory, ensureStatus, git]);
|
|
|
|
return fileCount;
|
|
};
|