Files
platform/src/apps/officer-web/Screens/Dashboard/Files/Screen/FileGrid.tsx
T
2026-02-20 04:28:02 +00:00

316 lines
10 KiB
TypeScript

import { useRef, useCallback, useMemo, useState, useEffect } from 'react';
import { useVirtualizer } from '@tanstack/react-virtual';
import { ChevronUp, ChevronDown } from 'lucide-react';
import type { DirEntry, TaskSummary } from 'apps/FileBrowser';
import { getFileType } from 'apps/FileViewer';
import { FileItem } from './FileItem';
type ClipboardState = { paths: string[]; mode: 'copy' | 'cut' } | null;
type SortField = 'name' | 'size' | 'type' | 'date';
type SortDirection = 'asc' | 'desc';
type FileGridProps = {
entries: DirEntry[];
viewMode: 'grid' | 'list';
currentPath: string;
selected: Set<string>;
clipboard: ClipboardState;
onOpen: (entry: DirEntry) => void;
onDelete: (entry: DirEntry) => void;
onRename: (entry: DirEntry, newName: string) => void;
onChat: (entry: DirEntry) => void;
onDownload: (entry: DirEntry) => void;
onSelect: (names: Set<string>) => void;
onCut: () => void;
onCopy: () => void;
renamingName: string | null;
onRenamingChange: (name: string | null) => void;
onReadAloud: (entry: DirEntry) => void;
onOcr: (entry: DirEntry) => void;
onTranscribe: (entry: DirEntry) => void;
onExtractAudio: (entry: DirEntry) => void;
onExtract: (entry: DirEntry) => void;
getMatchingTasks: (fileName: string, entryType: 'file' | 'directory') => TaskSummary[];
onRunTask: (task: TaskSummary, entry: DirEntry) => void;
onCreateWorkspace: (entry: DirEntry) => void;
scrollRef: React.RefObject<HTMLDivElement | null>;
};
const LIST_ROW_HEIGHT = 42;
const GRID_ROW_HEIGHT = 130;
const GRID_GAP = 12;
const HEADER_HEIGHT = 36;
const useColumnCount = (scrollRef: React.RefObject<HTMLDivElement | null>) => {
const [cols, setCols] = useState(4);
useEffect(() => {
const el = scrollRef.current;
if (!el) return;
const measure = () => {
const width = el.clientWidth - 32; // subtract p-4 (16px each side)
// Breakpoints matching grid-cols-2 sm:3 md:4 lg:5 xl:6
if (width >= 1280) setCols(6);
else if (width >= 1024) setCols(5);
else if (width >= 768) setCols(4);
else if (width >= 640) setCols(3);
else setCols(2);
};
measure();
const observer = new ResizeObserver(measure);
observer.observe(el);
return () => observer.disconnect();
}, [scrollRef]);
return cols;
};
export const FileGrid = ({
entries,
viewMode,
currentPath,
selected,
clipboard,
onOpen,
onDelete,
onRename,
onChat,
onDownload,
onSelect,
onCut,
onCopy,
renamingName,
onRenamingChange,
onReadAloud,
onOcr,
onTranscribe,
onExtractAudio,
onExtract,
getMatchingTasks,
onRunTask,
onCreateWorkspace,
scrollRef,
}: FileGridProps) => {
const lastClickedIdx = useRef<number>(-1);
const [sortField, setSortField] = useState<SortField>('name');
const [sortDirection, setSortDirection] = useState<SortDirection>('asc');
const sorted = useMemo(() => {
const compare = (a: DirEntry, b: DirEntry): number => {
if (a.type !== b.type) return a.type === 'directory' ? -1 : 1;
let result: number;
switch (sortField) {
case 'name':
result = a.name.localeCompare(b.name);
break;
case 'size':
result = a.size - b.size;
break;
case 'type': {
const typeA = a.type === 'directory' ? 'directory' : getFileType(a.name);
const typeB = b.type === 'directory' ? 'directory' : getFileType(b.name);
result = typeA.localeCompare(typeB);
if (result === 0) result = a.name.localeCompare(b.name);
break;
}
case 'date':
result = a.modifiedAt - b.modifiedAt;
break;
}
return sortDirection === 'asc' ? result : -result;
};
return [...entries].sort(compare);
}, [entries, sortField, sortDirection]);
const toggleSort = (field: SortField) => {
if (sortField === field) {
setSortDirection((d) => (d === 'asc' ? 'desc' : 'asc'));
} else {
setSortField(field);
setSortDirection('asc');
}
};
const handleSelect = useCallback(
(entry: DirEntry, ev: React.MouseEvent) => {
const idx = sorted.findIndex((e) => e.name === entry.name);
if (ev.shiftKey && lastClickedIdx.current >= 0) {
const start = Math.min(lastClickedIdx.current, idx);
const end = Math.max(lastClickedIdx.current, idx);
const next = new Set(selected);
for (let i = start; i <= end; i++) {
next.add(sorted[i]!.name);
}
onSelect(next);
} else if (ev.ctrlKey || ev.metaKey) {
const next = new Set(selected);
if (next.has(entry.name)) {
next.delete(entry.name);
} else {
next.add(entry.name);
}
onSelect(next);
lastClickedIdx.current = idx;
} else {
onSelect(new Set([entry.name]));
lastClickedIdx.current = idx;
}
},
[sorted, selected, onSelect],
);
const cols = useColumnCount(scrollRef);
const cutPaths = clipboard?.mode === 'cut' ? new Set(clipboard.paths) : new Set<string>();
const anySelected = selected.size > 0;
const entryPath = (name: string) => (currentPath === '/' ? `/${name}` : `${currentPath}/${name}`);
const rowCount = viewMode === 'list' ? sorted.length : Math.ceil(sorted.length / cols);
const virtualizer = useVirtualizer({
count: rowCount,
getScrollElement: () => scrollRef.current,
estimateSize: () => (viewMode === 'list' ? LIST_ROW_HEIGHT : GRID_ROW_HEIGHT + GRID_GAP),
overscan: 10,
scrollMargin: HEADER_HEIGHT,
});
if (entries.length === 0) {
return <div className="flex items-center justify-center py-20 text-duck-dark/40 text-sm">This folder is empty</div>;
}
const renderItem = (entry: DirEntry) => (
<FileItem
key={entry.name}
entry={entry}
viewMode={viewMode}
selected={selected.has(entry.name)}
anySelected={anySelected}
selectedCount={selected.size}
isCut={cutPaths.has(entryPath(entry.name))}
onOpen={onOpen}
onDelete={onDelete}
onRename={onRename}
onChat={onChat}
onDownload={onDownload}
onSelect={handleSelect}
onCut={onCut}
onCopy={onCopy}
forceRename={renamingName === entry.name}
onRenamingChange={onRenamingChange}
onReadAloud={onReadAloud}
onOcr={onOcr}
onTranscribe={onTranscribe}
onExtractAudio={onExtractAudio}
onExtract={onExtract}
matchingTasks={getMatchingTasks(entry.name, entry.type)}
onRunTask={onRunTask}
onCreateWorkspace={onCreateWorkspace}
/>
);
const sortIcon = (field: SortField) =>
sortField === field ? (
sortDirection === 'asc' ? (
<ChevronUp className="h-3 w-3" />
) : (
<ChevronDown className="h-3 w-3" />
)
) : null;
const sortBtnClass = (field: SortField) =>
`flex items-center gap-1 text-xs font-medium cursor-pointer transition-colors ${
sortField === field ? 'text-duck-teal' : 'text-duck-dark/50 hover:text-duck-dark/80'
}`;
return (
<>
{viewMode === 'list' ? (
<div
className="sticky top-0 z-10 bg-background/95 backdrop-blur-sm border-b border-duck-dark/10 flex items-center gap-3 px-3"
style={{ height: HEADER_HEIGHT }}
>
<span className="shrink-0 w-5" />
<span className="shrink-0 w-5" />
<button className={`flex-1 min-w-0 ${sortBtnClass('name')}`} onClick={() => toggleSort('name')}>
Name {sortIcon('name')}
</button>
<button
className={`hidden md:flex shrink-0 w-20 justify-end ${sortBtnClass('type')}`}
onClick={() => toggleSort('type')}
>
Type {sortIcon('type')}
</button>
<button
className={`hidden md:flex shrink-0 w-20 justify-end ${sortBtnClass('size')}`}
onClick={() => toggleSort('size')}
>
Size {sortIcon('size')}
</button>
<button
className={`hidden md:flex shrink-0 w-28 justify-end ${sortBtnClass('date')}`}
onClick={() => toggleSort('date')}
>
Date {sortIcon('date')}
</button>
<span className="shrink-0 w-8" />
</div>
) : (
<div
className="sticky top-0 z-10 bg-background/95 backdrop-blur-sm border-b border-duck-dark/10 flex items-center gap-2 px-3"
style={{ height: HEADER_HEIGHT }}
>
<span className="text-xs text-duck-dark/40">Sort:</span>
{(['name', 'size', 'type', 'date'] as SortField[]).map((field) => (
<button
key={field}
onClick={() => toggleSort(field)}
className={`flex items-center gap-1 px-2 py-1 rounded-md text-xs cursor-pointer transition-colors ${
sortField === field
? 'bg-duck-teal/10 text-duck-teal font-medium'
: 'text-duck-dark/50 hover:bg-duck-dark/5'
}`}
>
{field.charAt(0).toUpperCase() + field.slice(1)}
{sortIcon(field)}
</button>
))}
</div>
)}
<div className="file-grid relative w-full" style={{ height: virtualizer.getTotalSize() }}>
{virtualizer.getVirtualItems().map((virtualRow) => {
if (viewMode === 'list') {
const entry = sorted[virtualRow.index]!;
return (
<div
key={virtualRow.key}
className="absolute left-0 w-full"
style={{ top: virtualRow.start, height: virtualRow.size }}
>
{renderItem(entry)}
</div>
);
}
const startIdx = virtualRow.index * cols;
const rowEntries = sorted.slice(startIdx, startIdx + cols);
return (
<div
key={virtualRow.key}
className="absolute left-0 w-full grid gap-3"
style={{
top: virtualRow.start,
height: virtualRow.size - GRID_GAP,
gridTemplateColumns: `repeat(${cols}, minmax(0, 1fr))`,
}}
>
{rowEntries.map(renderItem)}
</div>
);
})}
</div>
</>
);
};