Files
Firelink/src/components/DownloadTable.tsx
T
2026-07-27 08:37:49 +03:30

2522 lines
100 KiB
TypeScript

import React, { useState, useEffect, useMemo, useRef, useCallback, useLayoutEffect } from 'react';
import { useDownloadStore, DownloadItem, MAIN_QUEUE_ID } from '../store/useDownloadStore';
import { useDownloadProgressStore } from '../store/downloadProgressStore';
import { useToast } from '../contexts/ToastContext';
import { useSettingsStore } from '../store/useSettingsStore';
import { SidebarFilter } from './Sidebar';
import {
Play, Pause, Plus, FileText, Image as ImageIcon, Music, Film, Box, Archive, FileQuestion,
ArrowDownCircle, ArrowUp, ArrowDown, Command, ChevronRight, ChevronUp, ChevronDown, MoreHorizontal,
AlignLeft, AlignCenter, AlignRight, GripVertical
} from 'lucide-react';
import { DownloadItem as DownloadItemComponent } from './DownloadItem';
import { invokeCommand as invoke } from '../ipc';
import {
resolveCategoryDestination,
resolveDownloadFilePath
} from '../utils/downloadLocations';
import {
canPauseDownload,
canRedownload,
canStartDownload
} from '../utils/downloadActions';
import { isActiveDownloadStatus, isTransferActiveStatus } from '../utils/downloads';
import { summarizeDownloads, type DownloadSummary } from '../utils/downloadSummary';
import { readClipboardDownloadUrls } from '../utils/clipboard';
import { useTranslation } from 'react-i18next';
import {
sortDownloads,
type DownloadSortColumn,
type DownloadSortConfig
} from '../utils/downloadTableSorting';
import {
COLUMN_ALIGNMENTS_STORAGE_KEY,
COLUMN_ALIGNMENT_JUSTIFY,
COLUMN_MINIMUMS,
COLUMN_ORDER_STORAGE_KEY,
COLUMN_WIDTHS_STORAGE_KEY,
DEFAULT_COLUMN_ALIGNMENTS,
DEFAULT_COLUMN_ORDER,
DEFAULT_COLUMN_WIDTHS,
buildColumnGridTemplate,
columnIndex,
getColumnGridColumn,
normalizeColumnAlignments,
normalizeColumnOrder,
normalizeColumnWidths,
type DownloadColumnAlignment,
type DownloadTableColumnKey
} from '../utils/downloadTableColumns';
import {
moveSelectedBlockToIndex
} from '../utils/queueOrdering';
export interface DownloadTableStatusSummary {
summary: DownloadSummary;
}
interface DownloadTableProps {
filter: SidebarFilter;
onSummaryChange?: (summary: DownloadTableStatusSummary | null) => void;
}
const persistColumnWidths = (widths: number[]): void => {
try {
window.localStorage.setItem(COLUMN_WIDTHS_STORAGE_KEY, JSON.stringify(widths));
} catch {
// Local storage can be unavailable in restricted WebView contexts.
}
};
const persistColumnOrder = (order: DownloadTableColumnKey[]): void => {
try {
window.localStorage.setItem(COLUMN_ORDER_STORAGE_KEY, JSON.stringify(order));
} catch {
// Local storage can be unavailable in restricted WebView contexts.
}
};
const persistColumnAlignments = (alignments: Record<DownloadTableColumnKey, DownloadColumnAlignment>): void => {
try {
window.localStorage.setItem(COLUMN_ALIGNMENTS_STORAGE_KEY, JSON.stringify(alignments));
} catch {
// Local storage can be unavailable in restricted WebView contexts.
}
};
const QUEUE_ROW_REORDER_DURATION = 180;
const QUEUE_ROW_REORDER_EASING = 'cubic-bezier(0.2, 0.8, 0.2, 1)';
const COLUMN_REORDER_DURATION = QUEUE_ROW_REORDER_DURATION;
const COLUMN_REORDER_EASING = QUEUE_ROW_REORDER_EASING;
interface ColumnDragState {
key: DownloadTableColumnKey;
startX: number;
pointerX: number;
offsetX: number;
top: number;
width: number;
dropIndex: number;
markerX: number;
}
interface ColumnMenuState {
key: DownloadTableColumnKey;
x: number;
y: number;
}
interface ColumnLayoutBounds {
left: number;
right: number;
}
interface QueueDragState {
pointerId: number;
sourceId: string;
queueId: string;
ids: string[];
startX: number;
startY: number;
pointerY: number;
pointerOffsetY: number;
active: boolean;
targetIndex: number;
markerTop: number;
}
interface QueueDragRowGeometry {
top: number;
height: number;
space: number;
}
interface QueueDragGeometry {
listTop: number;
scrollTop: number;
rows: Map<string, QueueDragRowGeometry>;
}
interface ColumnMotionLayout {
element: HTMLElement;
left: number;
}
export const DownloadTable: React.FC<DownloadTableProps> = ({ filter, onSummaryChange }) => {
const { t } = useTranslation();
const {
downloads,
queues,
assignToQueue,
openDeleteModal,
redownload,
moveInQueue,
moveManyInQueueToPosition
} = useDownloadStore();
const progressMap = useDownloadProgressStore(state => state.progressMap);
const { addToast } = useToast();
const isMac = navigator.userAgent.includes('Mac');
const [isReadingClipboard, setIsReadingClipboard] = useState(false);
const clipboardReadInFlightRef = useRef(false);
const isMountedRef = useRef(true);
useEffect(() => {
isMountedRef.current = true;
return () => {
isMountedRef.current = false;
};
}, []);
const [contextMenu, setContextMenu] = useState<{ x: number; y: number; id: string } | null>(null);
const [selectedIds, setSelectedIds] = useState<Set<string>>(new Set());
const [lastSelectedId, setLastSelectedId] = useState<string | null>(null);
const [sortConfig, setSortConfig] = useState<DownloadSortConfig>({ column: 'Date Added', direction: 'desc' });
const [queueSortConfig, setQueueSortConfig] = useState<DownloadSortConfig | null>(null);
const resizeCleanupRef = useRef<(() => void) | null>(null);
const dragGestureRef = useRef<{
key: DownloadTableColumnKey;
pointerId: number;
startX: number;
startY: number;
active: boolean;
} | null>(null);
const headerElementsRef = useRef(new Map<DownloadTableColumnKey, HTMLDivElement>());
const headerContainerRef = useRef<HTMLDivElement>(null);
const headerRef = useCallback((element: HTMLDivElement | null) => {
headerContainerRef.current = element;
}, []);
const columnDragStateRef = useRef<ColumnDragState | null>(null);
const columnDragOrderRef = useRef<DownloadTableColumnKey[] | null>(null);
const columnDragLayoutRef = useRef<Map<DownloadTableColumnKey, ColumnLayoutBounds> | null>(null);
const columnDragTargetRef = useRef<HTMLDivElement | null>(null);
const columnDragCaptureTargetRef = useRef<HTMLDivElement | null>(null);
const columnDragCapturePointerIdRef = useRef<number | null>(null);
const columnDragCleanupRef = useRef<(() => void) | null>(null);
const columnDropFlashTimerRef = useRef<number | null>(null);
const columnMotionFirstRef = useRef<ColumnMotionLayout[] | null>(null);
const columnMotionElementsRef = useRef(new Set<HTMLElement>());
const columnMotionFrameRef = useRef<number | null>(null);
const columnMotionTimerRef = useRef<number | null>(null);
const columnMotionGenerationRef = useRef(0);
const suppressHeaderClickRef = useRef(false);
const selectedIdsRef = useRef(selectedIds);
const lastSelectedIdRef = useRef(lastSelectedId);
const sortedDownloadsRef = useRef<DownloadItem[]>([]);
const queueListElementRef = useRef<HTMLDivElement | null>(null);
const queueRowsContainerElementRef = useRef<HTMLDivElement | null>(null);
const queueReorderableDownloadsRef = useRef<DownloadItem[]>([]);
const queueDragItemsRef = useRef<DownloadItem[]>([]);
const queueDragBaseItemsRef = useRef<DownloadItem[]>([]);
const queueDragStateRef = useRef<QueueDragState | null>(null);
const queueDragCleanupRef = useRef<(() => void) | null>(null);
const queueDragCaptureTargetRef = useRef<HTMLElement | null>(null);
const queueDragCapturePointerIdRef = useRef<number | null>(null);
const queueDragPreviewOrderRef = useRef<string[] | null>(null);
const queueDragGeometryRef = useRef<QueueDragGeometry | null>(null);
const queueDragPreviewElementRef = useRef<HTMLDivElement | null>(null);
const queueRowTopsRef = useRef(new Map<string, number>());
const queueRowHeightsRef = useRef(new Map<string, number>());
const queueRowAnimationFrameRef = useRef<number | null>(null);
const queueRowAnimationTimerRef = useRef<number | null>(null);
const queueRowAnimationActiveRef = useRef(false);
const queueRowAnimationGenerationRef = useRef(0);
const queueReorderPendingCountRef = useRef(0);
const suppressQueueClickRef = useRef(false);
const [queueDragState, setQueueDragState] = useState<QueueDragState | null>(null);
const [queueDragPreviewOrder, setQueueDragPreviewOrder] = useState<string[] | null>(null);
useEffect(() => {
const className = 'is-queue-dragging';
if (queueDragState?.active) {
document.body.classList.add(className);
} else {
document.body.classList.remove(className);
}
return () => document.body.classList.remove(className);
}, [queueDragState?.active]);
selectedIdsRef.current = selectedIds;
lastSelectedIdRef.current = lastSelectedId;
const [columnWidths, setColumnWidths] = useState(() => {
try {
const stored = JSON.parse(window.localStorage.getItem(COLUMN_WIDTHS_STORAGE_KEY) || 'null');
return normalizeColumnWidths(stored);
} catch {
return [...DEFAULT_COLUMN_WIDTHS];
}
});
const [columnOrder, setColumnOrder] = useState<DownloadTableColumnKey[]>(() => {
try {
return normalizeColumnOrder(JSON.parse(window.localStorage.getItem(COLUMN_ORDER_STORAGE_KEY) || 'null'));
} catch {
return [...DEFAULT_COLUMN_ORDER];
}
});
const [columnAlignments, setColumnAlignments] = useState(() => {
try {
return normalizeColumnAlignments(JSON.parse(window.localStorage.getItem(COLUMN_ALIGNMENTS_STORAGE_KEY) || 'null'));
} catch {
return { ...DEFAULT_COLUMN_ALIGNMENTS };
}
});
const [columnDragState, setColumnDragState] = useState<ColumnDragState | null>(null);
const [columnDragOrder, setColumnDragOrder] = useState<DownloadTableColumnKey[] | null>(null);
const [columnMenu, setColumnMenu] = useState<ColumnMenuState | null>(null);
const [columnDropFlashKey, setColumnDropFlashKey] = useState<DownloadTableColumnKey | null>(null);
const [, setMenuViewportVersion] = useState(0);
const columnWidthsRef = useRef(columnWidths);
const columnOrderRef = useRef(columnOrder);
const normalizedColumnWidths = columnWidthsRef.current.map((width, index) =>
Math.max(COLUMN_MINIMUMS[index], width)
);
const orderedColumns = columnDragOrderRef.current ?? columnDragOrder ?? columnOrder;
const columnMotionOrderKey = orderedColumns.join('\u0001');
const tableGridTemplate = buildColumnGridTemplate(orderedColumns, normalizedColumnWidths);
const tableMinWidth = normalizedColumnWidths.reduce(
(total, width) => total + width,
0
);
const tableMinWidthWithPadding = 'calc(' + tableMinWidth + 'px + var(--download-row-padding-x) + var(--download-row-padding-x))';
const downloadsViewRef = useRef<HTMLDivElement>(null);
const queueListRef = useCallback((element: HTMLDivElement | null) => {
queueListElementRef.current = element;
}, []);
const queueRowsContainerRef = useCallback((element: HTMLDivElement | null) => {
queueRowsContainerElementRef.current = element;
}, []);
const captureColumnMotionLayout = (): ColumnMotionLayout[] => {
const header = headerContainerRef.current;
const body = queueRowsContainerElementRef.current;
const verticalViewport = queueListElementRef.current?.getBoundingClientRect();
const headerElements = header
? Array.from(header.children).filter(
(element): element is HTMLElement => element instanceof HTMLElement && Boolean(element.dataset.columnKey)
)
: [];
const bodyElements: HTMLElement[] = [];
if (body) {
for (const row of Array.from(body.children)) {
if (!(row instanceof HTMLElement) || !row.dataset.downloadId) continue;
if (verticalViewport) {
const rowRect = row.getBoundingClientRect();
if (rowRect.bottom < verticalViewport.top || rowRect.top > verticalViewport.bottom) continue;
}
const motionElement = row.querySelector<HTMLElement>('.download-row-motion');
if (!motionElement) continue;
bodyElements.push(...Array.from(motionElement.children).filter(
(element): element is HTMLElement => element instanceof HTMLElement && Boolean(element.dataset.columnKey)
));
}
}
return [...headerElements, ...bodyElements].map(element => ({
element,
left: element.getBoundingClientRect().left,
}));
};
const clearColumnMotionStyles = () => {
columnMotionGenerationRef.current += 1;
if (columnMotionFrameRef.current !== null) {
window.cancelAnimationFrame(columnMotionFrameRef.current);
columnMotionFrameRef.current = null;
}
if (columnMotionTimerRef.current !== null) {
window.clearTimeout(columnMotionTimerRef.current);
columnMotionTimerRef.current = null;
}
for (const element of columnMotionElementsRef.current) {
element.style.removeProperty('transition');
element.style.removeProperty('transform');
element.style.removeProperty('will-change');
}
columnMotionElementsRef.current.clear();
};
const prepareColumnMotion = () => {
const prefersReducedMotion = typeof window.matchMedia === 'function' &&
window.matchMedia('(prefers-reduced-motion: reduce)').matches;
if (prefersReducedMotion) {
clearColumnMotionStyles();
columnMotionFirstRef.current = null;
return;
}
// Capture the visual position before cancelling an in-flight transition.
// The next FLIP pass can then continue from what the user actually sees
// instead of snapping back to the previous logical grid position.
const first = captureColumnMotionLayout();
clearColumnMotionStyles();
columnMotionFirstRef.current = first;
};
useLayoutEffect(() => {
const first = columnMotionFirstRef.current;
columnMotionFirstRef.current = null;
if (!first || first.length === 0) return;
const prefersReducedMotion = typeof window.matchMedia === 'function' &&
window.matchMedia('(prefers-reduced-motion: reduce)').matches;
if (prefersReducedMotion) return;
const moved = first.flatMap(({ element, left }) => {
if (!element.isConnected) return [];
const deltaX = left - element.getBoundingClientRect().left;
return Math.abs(deltaX) > 0.5 ? [{ element, deltaX }] : [];
});
if (moved.length === 0) return;
const generation = ++columnMotionGenerationRef.current;
for (const { element, deltaX } of moved) {
columnMotionElementsRef.current.add(element);
element.style.willChange = 'transform';
element.style.transition = 'none';
element.style.transform = `translate3d(${deltaX}px, 0, 0)`;
}
// Commit the inverse transforms before releasing them on the next frame so
// React's grid reflow becomes a smooth physical-LTR motion for headers and
// every visible row cell alike.
void headerContainerRef.current?.offsetHeight;
void queueRowsContainerElementRef.current?.offsetHeight;
columnMotionFrameRef.current = window.requestAnimationFrame(() => {
columnMotionFrameRef.current = null;
if (columnMotionGenerationRef.current !== generation) return;
for (const { element } of moved) {
element.style.transition = `transform ${COLUMN_REORDER_DURATION}ms ${COLUMN_REORDER_EASING}`;
element.style.transform = 'translate3d(0, 0, 0)';
}
});
columnMotionTimerRef.current = window.setTimeout(() => {
columnMotionTimerRef.current = null;
if (columnMotionGenerationRef.current !== generation) return;
for (const { element } of moved) {
element.style.removeProperty('transition');
element.style.removeProperty('transform');
element.style.removeProperty('will-change');
columnMotionElementsRef.current.delete(element);
}
}, COLUMN_REORDER_DURATION + 60);
}, [columnMotionOrderKey]);
const updateColumnDragState = (next: ColumnDragState | null) => {
columnDragStateRef.current = next;
setColumnDragState(next);
};
const reorderColumn = (
order: DownloadTableColumnKey[],
key: DownloadTableColumnKey,
dropIndex: number
): DownloadTableColumnKey[] => {
const remainingColumns = order.filter(columnKey => columnKey !== key);
remainingColumns.splice(dropIndex, 0, key);
return remainingColumns;
};
const getColumnLayoutBounds = (element: HTMLDivElement) => {
// CSS FLIP transforms affect the visual box; offsetLeft/offsetWidth retain
// the stable grid geometry needed for hit-testing during a live reorder.
const container = headerContainerRef.current;
if (!container) {
const rect = element.getBoundingClientRect();
return { left: rect.left, right: rect.right };
}
const containerRect = container.getBoundingClientRect();
return {
left: containerRect.left + element.offsetLeft,
right: containerRect.left + element.offsetLeft + element.offsetWidth,
};
};
const captureColumnLayout = (order: DownloadTableColumnKey[]) => {
const layout = new Map<DownloadTableColumnKey, ColumnLayoutBounds>();
for (const key of order) {
const element = headerElementsRef.current.get(key);
if (element) layout.set(key, getColumnLayoutBounds(element));
}
return layout;
};
const getColumnDropPosition = (
key: DownloadTableColumnKey,
pointerX: number,
order: DownloadTableColumnKey[] = columnDragOrderRef.current ?? columnOrderRef.current
) => {
const remainingColumns = order.filter(columnKey => columnKey !== key);
const targetIndex = remainingColumns.findIndex(columnKey => {
const element = headerElementsRef.current.get(columnKey);
if (!element) return false;
const bounds = columnDragLayoutRef.current?.get(columnKey) ?? getColumnLayoutBounds(element);
return pointerX < bounds.left + (bounds.right - bounds.left) / 2;
});
const dropIndex = targetIndex === -1 ? remainingColumns.length : targetIndex;
const markerElement = dropIndex < remainingColumns.length
? headerElementsRef.current.get(remainingColumns[dropIndex])
: headerElementsRef.current.get(remainingColumns[remainingColumns.length - 1]);
const markerBounds = markerElement ? getColumnLayoutBounds(markerElement) : null;
const markerX = markerBounds
? dropIndex < remainingColumns.length ? markerBounds.left : markerBounds.right
: pointerX;
return { dropIndex, markerX };
};
const finishColumnDrag = (key: DownloadTableColumnKey, pointerId: number, cancelled = false) => {
const gesture = dragGestureRef.current;
if (!gesture || gesture.key !== key || gesture.pointerId !== pointerId) return;
const current = columnDragStateRef.current;
const nextOrder = columnDragOrderRef.current ?? columnOrderRef.current;
const captureTarget = columnDragCaptureTargetRef.current;
const shouldAnimateCancel = cancelled && gesture.active && Boolean(current);
if (shouldAnimateCancel) {
prepareColumnMotion();
}
dragGestureRef.current = null;
columnDragTargetRef.current = null;
columnDragCaptureTargetRef.current = null;
columnDragCapturePointerIdRef.current = null;
columnDragOrderRef.current = null;
columnDragLayoutRef.current = null;
columnDragCleanupRef.current?.();
columnDragCleanupRef.current = null;
updateColumnDragState(null);
setColumnDragOrder(null);
if (captureTarget?.hasPointerCapture(pointerId)) {
captureTarget.releasePointerCapture(pointerId);
}
if (cancelled || !gesture.active || !current) {
suppressHeaderClickRef.current = false;
return;
}
window.setTimeout(() => {
suppressHeaderClickRef.current = false;
}, 0);
if (nextOrder.join('|') === columnOrderRef.current.join('|')) return;
columnOrderRef.current = nextOrder;
setColumnOrder(nextOrder);
persistColumnOrder(nextOrder);
if (columnDropFlashTimerRef.current !== null) {
window.clearTimeout(columnDropFlashTimerRef.current);
}
setColumnDropFlashKey(key);
columnDropFlashTimerRef.current = window.setTimeout(() => {
setColumnDropFlashKey(null);
columnDropFlashTimerRef.current = null;
}, 260);
};
const handleColumnPointerMove = (
key: DownloadTableColumnKey,
pointerId: number,
clientX: number,
clientY: number,
preventDefault?: () => void
) => {
const gesture = dragGestureRef.current;
if (!gesture || gesture.key !== key || gesture.pointerId !== pointerId) return;
const distance = Math.hypot(clientX - gesture.startX, clientY - gesture.startY);
if (!gesture.active) {
if (distance < 5) return;
gesture.active = true;
suppressHeaderClickRef.current = true;
const captureTarget = columnDragCaptureTargetRef.current;
if (captureTarget) {
try {
// Delay capture until the gesture is a real drag. A click on the
// sortable header button must retain its original target so the
// browser can dispatch the button click normally.
captureTarget.setPointerCapture(pointerId);
} catch {
// Window listeners below still handle browsers that reject capture
// after the pointer has already been cancelled.
}
}
const target = columnDragTargetRef.current;
const rect = target?.getBoundingClientRect();
if (!rect) return;
// The header children are reordered in the live grid while dragging.
// The custom FLIP pass animates the visual boxes while offset geometry
// remains stable for pointer hit-testing.
const currentOrder = columnOrderRef.current;
columnDragLayoutRef.current = captureColumnLayout(currentOrder);
columnDragOrderRef.current = [...currentOrder];
setColumnDragOrder([...currentOrder]);
const { dropIndex, markerX } = getColumnDropPosition(key, clientX, currentOrder);
updateColumnDragState({
key,
startX: gesture.startX,
pointerX: clientX,
offsetX: clientX - rect.left,
top: rect.top,
width: rect.width,
dropIndex,
markerX,
});
} else {
const current = columnDragStateRef.current;
if (!current) return;
const currentOrder = columnDragOrderRef.current ?? columnOrderRef.current;
const { dropIndex, markerX } = getColumnDropPosition(key, clientX, currentOrder);
const nextOrder = reorderColumn(currentOrder, key, dropIndex);
const orderChanged = nextOrder.some((columnKey, index) => columnKey !== currentOrder[index]);
if (orderChanged) {
prepareColumnMotion();
columnDragOrderRef.current = nextOrder;
setColumnDragOrder(nextOrder);
}
updateColumnDragState({
...current,
pointerX: clientX,
dropIndex: nextOrder.indexOf(key),
markerX,
});
}
preventDefault?.();
};
const handleColumnPointerDown = (key: DownloadTableColumnKey, event: React.PointerEvent<HTMLDivElement>) => {
if (event.button !== 0) return;
if (event.target instanceof Element && event.target.closest('.column-resize-handle, .download-column-options')) return;
const existingGesture = dragGestureRef.current;
if (existingGesture) {
finishColumnDrag(existingGesture.key, existingGesture.pointerId, true);
}
const target = event.currentTarget;
const pointerId = event.pointerId;
const captureTarget = headerContainerRef.current;
columnDragTargetRef.current = target;
columnDragCaptureTargetRef.current = captureTarget;
columnDragCapturePointerIdRef.current = pointerId;
columnDragLayoutRef.current = null;
dragGestureRef.current = {
key,
pointerId,
startX: event.clientX,
startY: event.clientY,
active: false,
};
const pointerMove = (pointerEvent: PointerEvent) => {
if (pointerEvent.pointerId !== pointerId) return;
handleColumnPointerMove(
key,
pointerEvent.pointerId,
pointerEvent.clientX,
pointerEvent.clientY,
() => pointerEvent.preventDefault()
);
};
const pointerUp = (pointerEvent: PointerEvent) => {
if (pointerEvent.pointerId === pointerId) {
finishColumnDrag(key, pointerEvent.pointerId);
}
};
const pointerCancel = (pointerEvent: PointerEvent) => {
if (pointerEvent.pointerId === pointerId) {
finishColumnDrag(key, pointerEvent.pointerId, true);
}
};
const lostPointerCapture = (pointerEvent: PointerEvent) => {
if (pointerEvent.pointerId === pointerId) {
finishColumnDrag(key, pointerEvent.pointerId, true);
}
};
window.addEventListener('pointermove', pointerMove);
window.addEventListener('pointerup', pointerUp);
window.addEventListener('pointercancel', pointerCancel);
captureTarget?.addEventListener('lostpointercapture', lostPointerCapture);
columnDragCleanupRef.current = () => {
window.removeEventListener('pointermove', pointerMove);
window.removeEventListener('pointerup', pointerUp);
window.removeEventListener('pointercancel', pointerCancel);
captureTarget?.removeEventListener('lostpointercapture', lostPointerCapture);
};
};
const startColumnResize = (key: DownloadTableColumnKey, event: React.PointerEvent<HTMLDivElement>) => {
event.preventDefault();
event.stopPropagation();
resizeCleanupRef.current?.();
const index = columnIndex(key);
const startX = event.clientX;
const startWidth = columnWidthsRef.current[index];
const handlePointerMove = (moveEvent: PointerEvent) => {
const nextWidth = Math.max(COLUMN_MINIMUMS[index], startWidth + moveEvent.clientX - startX);
const nextWidths = columnWidthsRef.current.map((width, columnIndex) =>
columnIndex === index ? nextWidth : width
);
columnWidthsRef.current = nextWidths;
setColumnWidths(nextWidths);
};
const handlePointerUp = () => {
window.removeEventListener('pointermove', handlePointerMove);
window.removeEventListener('pointerup', handlePointerUp);
window.removeEventListener('pointercancel', handlePointerUp);
window.removeEventListener('blur', handlePointerUp);
document.removeEventListener('visibilitychange', handlePointerUp);
persistColumnWidths(columnWidthsRef.current);
document.body.classList.remove('is-column-resizing');
resizeCleanupRef.current = null;
};
resizeCleanupRef.current = handlePointerUp;
document.body.classList.add('is-column-resizing');
window.addEventListener('pointermove', handlePointerMove);
window.addEventListener('pointerup', handlePointerUp);
window.addEventListener('pointercancel', handlePointerUp);
window.addEventListener('blur', handlePointerUp);
document.addEventListener('visibilitychange', handlePointerUp);
};
const clampMenuPosition = useCallback((x: number, y: number, menuWidth: number, menuHeight: number) => {
const workspaceRect = downloadsViewRef.current?.getBoundingClientRect();
const minX = Math.max(8, (workspaceRect?.left ?? 0) + 8);
const minY = Math.max(8, (workspaceRect?.top ?? 0) + 8);
const maxX = Math.max(minX, Math.min(
window.innerWidth - menuWidth - 8,
(workspaceRect?.right ?? window.innerWidth) - menuWidth - 8
));
const maxY = Math.max(minY, Math.min(
window.innerHeight - menuHeight - 8,
(workspaceRect?.bottom ?? window.innerHeight) - menuHeight - 8
));
return {
x: Math.min(Math.max(minX, x), maxX),
y: Math.min(Math.max(minY, y), maxY),
};
}, []);
const openColumnMenu = (key: DownloadTableColumnKey, x: number, y: number) => {
const position = clampMenuPosition(x, y, 188, 220);
setContextMenu(null);
setColumnMenu({
key,
...position,
});
};
const setColumnAlignment = (alignment: DownloadColumnAlignment) => {
if (!columnMenu) return;
const key = columnMenu.key;
setColumnAlignments(current => {
const next = { ...current, [key]: alignment };
persistColumnAlignments(next);
return next;
});
setColumnMenu(null);
};
const resetColumnLayout = () => {
const widths = [...DEFAULT_COLUMN_WIDTHS];
const order = [...DEFAULT_COLUMN_ORDER];
const alignments = { ...DEFAULT_COLUMN_ALIGNMENTS };
if (order.join('|') !== columnOrderRef.current.join('|')) {
prepareColumnMotion();
}
setColumnWidths(widths);
columnWidthsRef.current = widths;
columnOrderRef.current = order;
setColumnOrder(order);
setColumnAlignments(alignments);
persistColumnWidths(widths);
persistColumnOrder(order);
persistColumnAlignments(alignments);
setColumnMenu(null);
};
useEffect(() => {
const handleCloseMenu = () => {
setContextMenu(null);
setColumnMenu(null);
};
const handleEscape = (event: KeyboardEvent) => {
if (event.key === 'Escape') {
setContextMenu(null);
setColumnMenu(null);
}
};
window.addEventListener('click', handleCloseMenu);
window.addEventListener('keydown', handleEscape);
return () => {
window.removeEventListener('click', handleCloseMenu);
window.removeEventListener('keydown', handleEscape);
};
}, []);
useEffect(() => () => {
resizeCleanupRef.current?.();
columnDragCleanupRef.current?.();
columnMotionFirstRef.current = null;
clearColumnMotionStyles();
try {
queueDragCleanupRef.current?.();
} catch (error) {
console.error('Failed to clean up queue drag listeners during unmount:', error);
}
columnDragCleanupRef.current = null;
queueDragCleanupRef.current = null;
queueDragStateRef.current = null;
const queueCaptureTarget = queueDragCaptureTargetRef.current;
const queueCapturePointerId = queueDragCapturePointerIdRef.current;
queueDragCaptureTargetRef.current = null;
queueDragCapturePointerIdRef.current = null;
try {
if (queueCaptureTarget && queueCapturePointerId !== null && queueCaptureTarget.hasPointerCapture(queueCapturePointerId)) {
queueCaptureTarget.releasePointerCapture(queueCapturePointerId);
}
} catch (error) {
console.warn('Failed to release queue pointer capture during unmount:', error);
}
const captureTarget = columnDragCaptureTargetRef.current;
const capturePointerId = columnDragCapturePointerIdRef.current;
columnDragTargetRef.current = null;
columnDragCaptureTargetRef.current = null;
columnDragCapturePointerIdRef.current = null;
if (captureTarget && capturePointerId !== null && captureTarget.hasPointerCapture(capturePointerId)) {
captureTarget.releasePointerCapture(capturePointerId);
}
if (columnDropFlashTimerRef.current !== null) {
window.clearTimeout(columnDropFlashTimerRef.current);
}
}, []);
useEffect(() => {
const cancelColumnDrag = () => {
const gesture = dragGestureRef.current;
if (!gesture) return;
if (gesture.active && columnDragStateRef.current) {
prepareColumnMotion();
}
columnDragCleanupRef.current?.();
columnDragCleanupRef.current = null;
const captureTarget = columnDragCaptureTargetRef.current;
const capturePointerId = columnDragCapturePointerIdRef.current;
columnDragTargetRef.current = null;
columnDragCaptureTargetRef.current = null;
columnDragCapturePointerIdRef.current = null;
if (captureTarget && capturePointerId !== null && captureTarget.hasPointerCapture(capturePointerId)) {
captureTarget.releasePointerCapture(capturePointerId);
}
dragGestureRef.current = null;
columnDragStateRef.current = null;
columnDragOrderRef.current = null;
columnDragLayoutRef.current = null;
setColumnDragState(null);
setColumnDragOrder(null);
suppressHeaderClickRef.current = false;
};
window.addEventListener('blur', cancelColumnDrag);
window.addEventListener('resize', cancelColumnDrag);
document.addEventListener('visibilitychange', cancelColumnDrag);
return () => {
window.removeEventListener('blur', cancelColumnDrag);
window.removeEventListener('resize', cancelColumnDrag);
document.removeEventListener('visibilitychange', cancelColumnDrag);
};
}, []);
useEffect(() => {
if (!columnMenu && !contextMenu) return;
const updateMenuViewport = () => setMenuViewportVersion(version => version + 1);
window.addEventListener('resize', updateMenuViewport);
return () => window.removeEventListener('resize', updateMenuViewport);
}, [columnMenu, contextMenu]);
useEffect(() => {
const handleKeyDown = (e: KeyboardEvent) => {
if (document.querySelector('.app-modal-backdrop') || document.querySelector('.app-modal')) return;
const activeEl = document.activeElement as HTMLElement | null;
const isInput = activeEl && (activeEl.tagName === 'INPUT' || activeEl.tagName === 'TEXTAREA' || activeEl.isContentEditable);
if (!isInput) {
if ((e.key === 'a' || e.key === 'A') && (e.metaKey || e.ctrlKey)) {
e.preventDefault();
const allIds = sortedDownloadsRef.current.map(d => d.id);
setSelectedIds(new Set(allIds));
return;
}
if (e.key === 'Delete' || e.key === 'Backspace') {
if (!activeEl || !activeEl.closest('.sidebar-inner')) {
if (selectedIdsRef.current.size > 0) {
handleDelete(Array.from(selectedIdsRef.current));
}
}
}
}
};
window.addEventListener('keydown', handleKeyDown);
return () => window.removeEventListener('keydown', handleKeyDown);
}, []);
const showInteractionError = useCallback((message: string, error: unknown) => {
const detail = error instanceof Error ? error.message : String(error);
addToast({ message: `${message}: ${detail}`, variant: 'error', isActionable: true });
}, [addToast]);
const queueRowsById = (list: HTMLDivElement): Map<string, HTMLElement> => {
const rows = new Map<string, HTMLElement>();
const rowsContainer = queueRowsContainerElementRef.current;
if (!rowsContainer || !list.contains(rowsContainer)) return rows;
for (const element of Array.from(rowsContainer.children)) {
if (!(element instanceof HTMLElement)) continue;
const id = element.dataset.downloadId;
if (id) rows.set(id, element);
}
return rows;
};
const queueRowForId = (id: string): HTMLElement | null => {
const list = queueListElementRef.current;
if (!list) return null;
return queueRowsById(list).get(id) || null;
};
const captureQueueDragGeometry = (items: DownloadItem[]): QueueDragGeometry | null => {
const list = queueListElementRef.current;
if (!list) return null;
const listRect = list.getBoundingClientRect();
const rowsById = queueRowsById(list);
const rows = new Map<string, QueueDragRowGeometry>();
for (const item of items) {
const row = rowsById.get(item.id);
if (!row) continue;
const rect = row.getBoundingClientRect();
const styles = window.getComputedStyle(row);
const marginTop = Number.parseFloat(styles.marginTop) || 0;
const marginBottom = Number.parseFloat(styles.marginBottom) || 0;
rows.set(item.id, {
top: rect.top,
height: rect.height,
space: rect.height + marginTop + marginBottom,
});
}
return {
listTop: listRect.top,
scrollTop: list.scrollTop,
rows,
};
};
const queueDropPosition = (
clientY: number,
items: DownloadItem[],
selectedIds: ReadonlySet<string>
): { targetIndex: number; markerTop: number } => {
const list = queueListElementRef.current;
if (!list || items.length === 0) return { targetIndex: 0, markerTop: 0 };
const geometry = queueDragGeometryRef.current;
if (!geometry) return { targetIndex: 0, markerTop: 0 };
// Hit-test against the geometry captured before the preview starts. The
// Rendered rows may be in the middle of a FLIP transition; their
// transformed client rects are visual output, not stable drop slots.
// Keeping the logical slots immutable prevents marker jitter and makes
// upward and downward drops use the same coordinate system. The pointer
// is compared with the original row centers so a drag started in a row
// does not immediately jump past that row when its space is removed.
const scrollDelta = list.scrollTop - geometry.scrollTop;
let selectedSpaceBefore = 0;
let remainingIndex = 0;
let markerTop = 0;
for (const item of items) {
const row = geometry.rows.get(item.id);
if (!row) continue;
const markerSlotTop = row.top - geometry.listTop + geometry.scrollTop - selectedSpaceBefore;
const rowTop = row.top - scrollDelta;
if (clientY < rowTop + row.height / 2) {
markerTop = markerSlotTop;
break;
}
if (selectedIds.has(item.id)) {
// Before and after a selected row are the same logical insertion slot
// once that row is removed from the list.
markerTop = markerSlotTop;
selectedSpaceBefore += row.space;
} else {
markerTop = markerSlotTop + row.height;
remainingIndex += 1;
}
}
return {
targetIndex: remainingIndex,
markerTop: Math.max(0, markerTop)
};
};
const queueDragPreviewTopForPointer = (pointerY: number): number => {
const list = queueListElementRef.current;
const geometry = queueDragGeometryRef.current;
const drag = queueDragStateRef.current;
if (!list || !geometry || !drag) return 0;
return Math.max(
0,
pointerY - geometry.listTop + list.scrollTop - drag.pointerOffsetY
);
};
const updateQueueDragPreviewPosition = (pointerY: number) => {
const preview = queueDragPreviewElementRef.current;
if (!preview) return;
preview.style.top = `${queueDragPreviewTopForPointer(pointerY)}px`;
};
const clearQueueDragPreview = () => {
queueDragPreviewOrderRef.current = null;
queueDragGeometryRef.current = null;
queueDragBaseItemsRef.current = [];
queueDragItemsRef.current = queueReorderableDownloadsRef.current;
if (isMountedRef.current) {
setQueueDragPreviewOrder(null);
}
};
const releaseQueuePointerCapture = () => {
const captureTarget = queueDragCaptureTargetRef.current;
const capturePointerId = queueDragCapturePointerIdRef.current;
queueDragCaptureTargetRef.current = null;
queueDragCapturePointerIdRef.current = null;
if (!captureTarget || capturePointerId === null) return;
try {
if (captureTarget.hasPointerCapture(capturePointerId)) {
captureTarget.releasePointerCapture(capturePointerId);
}
} catch (error) {
// A row can be removed or its WebView can lose the pointer between the
// terminal event and cleanup. Listener/state cleanup must still finish.
console.warn('Failed to release queue pointer capture:', error);
}
};
const trackQueueReorderOperation = (operation: () => Promise<void>): Promise<void> => {
queueReorderPendingCountRef.current += 1;
return Promise.resolve()
.then(operation)
.finally(() => {
queueReorderPendingCountRef.current = Math.max(0, queueReorderPendingCountRef.current - 1);
});
};
const queueDragBeforeId = (
previewOrder: string[] | null,
selectedIds: ReadonlySet<string>
): string | null => {
if (!previewOrder) return null;
let lastSelectedIndex = -1;
previewOrder.forEach((id, index) => {
if (selectedIds.has(id)) lastSelectedIndex = index;
});
if (lastSelectedIndex === -1) return null;
return previewOrder.slice(lastSelectedIndex + 1).find(id => !selectedIds.has(id)) ?? null;
};
const finishQueueDrag = (cancelled = false) => {
const current = queueDragStateRef.current;
if (!current) return;
const cleanup = queueDragCleanupRef.current;
queueDragCleanupRef.current = null;
queueDragStateRef.current = null;
if (isMountedRef.current) {
setQueueDragState(null);
}
try {
cleanup?.();
} catch (error) {
console.error('Failed to clean up queue drag listeners:', error);
} finally {
releaseQueuePointerCapture();
}
if (current.active) {
suppressQueueClickRef.current = true;
window.setTimeout(() => {
suppressQueueClickRef.current = false;
}, 0);
}
if (!cancelled && current.active) {
const committedPreviewOrder = queueDragPreviewOrderRef.current;
const targetBeforeId = queueDragBeforeId(
committedPreviewOrder,
new Set(current.ids)
);
const reorderOperation = trackQueueReorderOperation(
() => moveManyInQueueToPosition(
current.ids,
current.queueId,
current.targetIndex,
targetBeforeId
)
);
void reorderOperation
.catch(error => showInteractionError(t($ => $.downloadTable.queueReorderFailed), error))
.finally(() => {
// Keep the optimistic order visible until the store has accepted or
// rolled back the atomic backend move. A second drag must own its
// own preview and cannot be cleared by this completion callback.
if (queueDragPreviewOrderRef.current === committedPreviewOrder) {
clearQueueDragPreview();
}
});
} else {
clearQueueDragPreview();
}
window.requestAnimationFrame(() => {
if (!isMountedRef.current) return;
queueRowForId(current.sourceId)?.focus({ preventScroll: true });
});
};
const handleQueueDragStart = (
id: string,
event: React.PointerEvent<HTMLDivElement>
) => {
// Keep pointer capture on the persistent list instead of the row being
// reordered. React moves row nodes during the live preview; a row-owned
// capture can be lost when that node changes position in the DOM.
const captureTarget = queueListElementRef.current ?? event.currentTarget;
const pointerId = event.pointerId;
if (
!queueReorderingEnabled ||
event.button !== 0 ||
event.shiftKey ||
event.metaKey ||
event.ctrlKey ||
event.altKey ||
queueDragStateRef.current ||
queueDragPreviewOrderRef.current ||
queueReorderPendingCountRef.current > 0
) return;
if (
event.target instanceof Element &&
event.target.closest('button, a, input, textarea, select, [role="menu"], .download-row-actions')
) {
return;
}
const currentDownloads = useDownloadStore.getState().downloads;
const source = currentDownloads.find(download => download.id === id);
if (!source) return;
const reorderableById = new Map(
queueReorderableDownloadsRef.current.map(download => [download.id, download])
);
if (!reorderableById.has(id)) return;
const currentSelectedIds = selectedIdsRef.current;
const ids = (currentSelectedIds.has(id) ? Array.from(currentSelectedIds) : [id])
.filter(selectedId => {
const selected = reorderableById.get(selectedId);
return selected && (selected.queueId || MAIN_QUEUE_ID) === (source.queueId || MAIN_QUEUE_ID);
});
if (!ids.includes(id)) return;
if (!currentSelectedIds.has(id)) {
setSelectedIds(new Set([id]));
setLastSelectedId(id);
}
queueDragCleanupRef.current?.();
clearQueueDragPreview();
const queueId = source.queueId || MAIN_QUEUE_ID;
const selectedIdSet = new Set(ids);
const sourceRect = event.currentTarget.getBoundingClientRect();
const initialItems = queueDragItemsRef.current
.filter(download => (download.queueId || MAIN_QUEUE_ID) === queueId);
queueDragBaseItemsRef.current = initialItems;
queueDragGeometryRef.current = captureQueueDragGeometry(initialItems);
const initialPosition = queueDropPosition(event.clientY, initialItems, selectedIdSet);
const initialState: QueueDragState = {
pointerId: event.pointerId,
sourceId: id,
queueId,
ids,
startX: event.clientX,
startY: event.clientY,
pointerY: event.clientY,
pointerOffsetY: event.clientY - sourceRect.top,
active: false,
...initialPosition
};
queueDragStateRef.current = initialState;
setQueueDragState(initialState);
queueDragCaptureTargetRef.current = captureTarget;
queueDragCapturePointerIdRef.current = pointerId;
try {
captureTarget.setPointerCapture(pointerId);
} catch {
// The pointer may have been cancelled between pointerdown and capture.
// Window-level listeners remain the best-effort cleanup fallback.
}
let pointerMoveFrame: number | null = null;
let pendingPointerPosition: { clientX: number; clientY: number } | null = null;
const applyPointerMove = (clientX: number, clientY: number) => {
const drag = queueDragStateRef.current;
if (!drag) return;
const distance = Math.hypot(
clientX - drag.startX,
clientY - drag.startY
);
if (!drag.active && distance < 5) return;
const baseItems = queueDragBaseItemsRef.current;
const selectedIdSet = new Set(drag.ids);
queueDragStateRef.current = { ...drag, pointerY: clientY };
const nextPosition = queueDropPosition(clientY, baseItems, selectedIdSet);
const previewItems = moveSelectedBlockToIndex(
baseItems,
selectedIdSet,
nextPosition.targetIndex
);
const nextPreviewOrder = previewItems.map(item => item.id);
const currentPreviewOrder = queueDragPreviewOrderRef.current;
const previewChanged = currentPreviewOrder === null ||
currentPreviewOrder.length !== nextPreviewOrder.length ||
currentPreviewOrder.some((itemId, index) => itemId !== nextPreviewOrder[index]);
if (previewChanged) {
queueDragItemsRef.current = previewItems;
queueDragPreviewOrderRef.current = nextPreviewOrder;
setQueueDragPreviewOrder(nextPreviewOrder);
}
suppressQueueClickRef.current = true;
updateQueueDragPreviewPosition(clientY);
if (
!drag.active ||
previewChanged ||
nextPosition.markerTop !== drag.markerTop
) {
const nextState = { ...queueDragStateRef.current, ...nextPosition, active: true };
nextState.pointerY = clientY;
queueDragStateRef.current = nextState;
setQueueDragState(nextState);
}
};
const flushPointerMove = () => {
if (pointerMoveFrame !== null) {
window.cancelAnimationFrame(pointerMoveFrame);
pointerMoveFrame = null;
}
const pending = pendingPointerPosition;
pendingPointerPosition = null;
if (pending) applyPointerMove(pending.clientX, pending.clientY);
};
const pointerMove = (pointerEvent: PointerEvent) => {
if (pointerEvent.pointerId !== pointerId) return;
pendingPointerPosition = {
clientX: pointerEvent.clientX,
clientY: pointerEvent.clientY,
};
pointerEvent.preventDefault();
if (pointerMoveFrame === null) {
pointerMoveFrame = window.requestAnimationFrame(() => {
pointerMoveFrame = null;
const pending = pendingPointerPosition;
pendingPointerPosition = null;
if (pending) applyPointerMove(pending.clientX, pending.clientY);
});
}
};
const pointerUp = (pointerEvent: PointerEvent) => {
if (pointerEvent.pointerId === pointerId) {
flushPointerMove();
finishQueueDrag();
}
};
const pointerCancel = (pointerEvent: PointerEvent) => {
if (pointerEvent.pointerId === pointerId) {
pendingPointerPosition = null;
if (pointerMoveFrame !== null) {
window.cancelAnimationFrame(pointerMoveFrame);
pointerMoveFrame = null;
}
finishQueueDrag(true);
}
};
const lostPointerCapture = () => finishQueueDrag(true);
const cancel = () => finishQueueDrag(true);
window.addEventListener('pointermove', pointerMove);
window.addEventListener('pointerup', pointerUp);
window.addEventListener('pointercancel', pointerCancel);
window.addEventListener('blur', cancel);
document.addEventListener('visibilitychange', cancel);
captureTarget.addEventListener('lostpointercapture', lostPointerCapture);
queueDragCleanupRef.current = () => {
pendingPointerPosition = null;
if (pointerMoveFrame !== null) {
window.cancelAnimationFrame(pointerMoveFrame);
pointerMoveFrame = null;
}
window.removeEventListener('pointermove', pointerMove);
window.removeEventListener('pointerup', pointerUp);
window.removeEventListener('pointercancel', pointerCancel);
window.removeEventListener('blur', cancel);
document.removeEventListener('visibilitychange', cancel);
captureTarget.removeEventListener('lostpointercapture', lostPointerCapture);
};
};
// The implementation closes over the current drag helpers, while rows need
// a stable prop so React.memo can keep the entire queue from rerendering on
// every pointer frame.
const queueDragStartHandlerRef = useRef(handleQueueDragStart);
queueDragStartHandlerRef.current = handleQueueDragStart;
const stableHandleQueueDragStart = useCallback((id: string, event: React.PointerEvent<HTMLDivElement>) => {
queueDragStartHandlerRef.current(id, event);
}, []);
const getDownloadPath = useCallback(async (item: DownloadItem) => {
const fileName = item.fileName?.trim();
if (!fileName) return null;
const settings = useSettingsStore.getState();
const destination = item.destination ||
await resolveCategoryDestination(settings, item.category);
return resolveDownloadFilePath(destination, fileName);
}, []);
const openProperties = useCallback((id: string) => {
useDownloadStore.getState().setSelectedPropertiesDownloadId(id);
}, []);
const openDownloadFile = useCallback(async (item: DownloadItem) => {
if (item.status !== 'completed') {
openProperties(item.id);
return;
}
const fullPath = await getDownloadPath(item);
if (!fullPath) {
openProperties(item.id);
return;
}
try {
await invoke('open_downloaded_file', { path: fullPath });
} catch (error) {
console.error("Failed to open file:", error);
showInteractionError(t($ => $.downloadTable.openFileFailed), error);
}
}, [getDownloadPath, openProperties, showInteractionError]);
const revealDownloadFile = async (item: DownloadItem) => {
const pathToReveal = await getDownloadPath(item);
if (!pathToReveal) {
openProperties(item.id);
return;
}
try {
await invoke('reveal_in_file_manager', { path: pathToReveal });
} catch (error) {
console.error("Failed to show in Finder:", error);
showInteractionError(t($ => $.downloadTable.revealFileFailed), error);
}
};
const handleDownloadDoubleClick = useCallback((item: DownloadItem) => {
if (item.status === 'completed') {
void openDownloadFile(item);
return;
}
openProperties(item.id);
}, [openDownloadFile, openProperties]);
const isQueueFilter = filter.startsWith('queue:');
const filteredDownloads = useMemo(() => downloads.filter((d: DownloadItem) => {
if (isQueueFilter) {
return d.queueId === filter.replace('queue:', '') && d.status !== 'completed';
}
switch (filter) {
case 'all': return true;
case 'active': return isTransferActiveStatus(d.status);
case 'completed': return d.status === 'completed';
case 'unfinished': return d.status !== 'completed';
default: return d.category === filter;
}
}), [downloads, filter, isQueueFilter]);
// Queue views use the persisted queue order until the user explicitly sorts
// a column. This keeps move-up/down controls truthful while still making
// every header a working sort target.
const sortedDownloads = useMemo(() => isQueueFilter && !queueSortConfig
? [...filteredDownloads].sort((left, right) => {
const leftActive = isActiveDownloadStatus(left.status) && left.status !== 'queued';
const rightActive = isActiveDownloadStatus(right.status) && right.status !== 'queued';
if (leftActive && !rightActive) return -1;
if (!leftActive && rightActive) return 1;
const positionComparison = (left.queuePosition ?? Number.MAX_SAFE_INTEGER) -
(right.queuePosition ?? Number.MAX_SAFE_INTEGER);
return positionComparison || left.id.localeCompare(right.id);
})
: sortDownloads(filteredDownloads, isQueueFilter ? queueSortConfig! : sortConfig),
[filteredDownloads, isQueueFilter, queueSortConfig, sortConfig]);
const queueReorderingEnabled = isQueueFilter && !queueSortConfig;
const queueReorderableDownloads = useMemo(
() => queueReorderingEnabled
? sortedDownloads.filter(download =>
download.status !== 'completed' &&
!(isActiveDownloadStatus(download.status) && download.status !== 'queued')
)
: [],
[queueReorderingEnabled, sortedDownloads]
);
const queueReorderableIds = useMemo(
() => new Set(queueReorderableDownloads.map(download => download.id)),
[queueReorderableDownloads]
);
queueReorderableDownloadsRef.current = queueReorderableDownloads;
const renderedDownloads = useMemo(() => {
if (!queueDragPreviewOrder || !queueReorderingEnabled) return sortedDownloads;
const previewRank = new Map(queueDragPreviewOrder.map((id, index) => [id, index]));
const previewItems = [...queueReorderableDownloads].sort((left, right) =>
(previewRank.get(left.id) ?? Number.MAX_SAFE_INTEGER) -
(previewRank.get(right.id) ?? Number.MAX_SAFE_INTEGER)
);
let previewIndex = 0;
return sortedDownloads.map(download => queueReorderableIds.has(download.id)
? previewItems[previewIndex++] ?? download
: download
);
}, [queueDragPreviewOrder, queueReorderableDownloads, queueReorderableIds, queueReorderingEnabled, sortedDownloads]);
queueDragItemsRef.current = renderedDownloads.filter(download => queueReorderableIds.has(download.id));
const queueRowOrderKey = useMemo(
() => renderedDownloads.map(download => download.id).join('\u0001'),
[renderedDownloads]
);
useLayoutEffect(() => {
const container = queueRowsContainerElementRef.current;
const scrollContainer = queueListElementRef.current;
if (!container || !scrollContainer) return;
const measureRows = () => {
const rows = new Map<string, { element: HTMLElement; motionElement: HTMLElement; top: number; height: number }>();
const scrollContainerTop = scrollContainer.getBoundingClientRect().top;
const scrollTop = scrollContainer.scrollTop;
for (const child of Array.from(container.children)) {
if (!(child instanceof HTMLElement)) continue;
const id = child.dataset.downloadId;
const motionElement = Array.from(child.children).find(element =>
element instanceof HTMLElement && element.classList.contains('download-row-motion')
);
if (!id || !(motionElement instanceof HTMLElement)) continue;
const rowRect = child.getBoundingClientRect();
const motionRect = motionElement.getBoundingClientRect();
rows.set(id, {
element: child,
motionElement,
top: motionRect.top - scrollContainerTop + scrollTop,
height: rowRect.height,
});
}
return rows;
};
const currentRows = measureRows();
const previousTops = queueRowTopsRef.current;
const previousHeights = queueRowHeightsRef.current;
const wasAnimating = queueRowAnimationActiveRef.current;
const layoutChanged = Array.from(currentRows).some(([id, row]) => {
const previousHeight = previousHeights.get(id);
return previousHeight !== undefined && Math.abs(previousHeight - row.height) > 0.5;
});
const generation = ++queueRowAnimationGenerationRef.current;
if (queueRowAnimationFrameRef.current !== null) {
window.cancelAnimationFrame(queueRowAnimationFrameRef.current);
queueRowAnimationFrameRef.current = null;
}
if (queueRowAnimationTimerRef.current !== null) {
window.clearTimeout(queueRowAnimationTimerRef.current);
queueRowAnimationTimerRef.current = null;
}
const startTops = new Map<string, number>();
for (const [id, row] of currentRows) {
startTops.set(
id,
wasAnimating || layoutChanged ? row.top : previousTops.get(id) ?? row.top
);
row.motionElement.style.transition = 'none';
row.motionElement.style.transform = '';
}
const finalRows = measureRows();
queueRowTopsRef.current = new Map(
Array.from(finalRows, ([id, row]) => [id, row.top])
);
queueRowHeightsRef.current = new Map(
Array.from(finalRows, ([id, row]) => [id, row.height])
);
queueRowAnimationActiveRef.current = false;
const movedRows = Array.from(finalRows).flatMap(([id, row]) => {
const deltaY = (startTops.get(id) ?? row.top) - row.top;
return Math.abs(deltaY) > 0.5 ? [{ element: row.motionElement, deltaY }] : [];
});
if (movedRows.length === 0) return;
const prefersReducedMotion = typeof window.matchMedia === 'function' &&
window.matchMedia('(prefers-reduced-motion: reduce)').matches;
if (prefersReducedMotion) return;
for (const { element, deltaY } of movedRows) {
element.style.willChange = 'transform';
element.style.transform = `translate3d(0, ${deltaY}px, 0)`;
}
// Force the inverse transforms to be committed before releasing them on
// the next frame. This keeps the FLIP animation independent of React's
// render timing and avoids a layout read during pointer movement.
void container.offsetHeight;
queueRowAnimationActiveRef.current = true;
queueRowAnimationFrameRef.current = window.requestAnimationFrame(() => {
queueRowAnimationFrameRef.current = null;
if (queueRowAnimationGenerationRef.current !== generation) return;
for (const { element } of movedRows) {
element.style.transition = `transform ${QUEUE_ROW_REORDER_DURATION}ms ${QUEUE_ROW_REORDER_EASING}`;
element.style.transform = 'translate3d(0, 0, 0)';
}
});
queueRowAnimationTimerRef.current = window.setTimeout(() => {
queueRowAnimationTimerRef.current = null;
if (queueRowAnimationGenerationRef.current !== generation) return;
queueRowAnimationActiveRef.current = false;
for (const { element } of movedRows) {
element.style.removeProperty('transition');
element.style.removeProperty('transform');
element.style.removeProperty('will-change');
}
}, QUEUE_ROW_REORDER_DURATION + 60);
}, [queueRowOrderKey]);
useLayoutEffect(() => {
if (!queueDragState?.active) return;
// The preview follows the pointer imperatively so high-frequency pointer
// movement does not rerender every row. Keep React renders caused by
// progress or other download updates from overwriting that live position
// with an older pointerY value.
updateQueueDragPreviewPosition(queueDragState.pointerY);
}, [queueDragState?.active]);
useEffect(() => () => {
queueRowAnimationGenerationRef.current += 1;
if (queueRowAnimationFrameRef.current !== null) {
window.cancelAnimationFrame(queueRowAnimationFrameRef.current);
}
if (queueRowAnimationTimerRef.current !== null) {
window.clearTimeout(queueRowAnimationTimerRef.current);
}
const container = queueRowsContainerElementRef.current;
if (container) {
for (const child of Array.from(container.children)) {
if (!(child instanceof HTMLElement) || !child.dataset.downloadId) continue;
const motionElement = Array.from(child.children).find(element =>
element instanceof HTMLElement && element.classList.contains('download-row-motion')
);
if (!(motionElement instanceof HTMLElement)) continue;
motionElement.style.removeProperty('transition');
motionElement.style.removeProperty('transform');
motionElement.style.removeProperty('will-change');
}
}
queueRowAnimationActiveRef.current = false;
queueRowTopsRef.current.clear();
queueRowHeightsRef.current.clear();
}, []);
useEffect(() => {
const current = queueDragStateRef.current;
if (!current) return;
const currentQueueIds = new Set(
queueReorderableDownloads
.filter(download => (download.queueId || MAIN_QUEUE_ID) === current.queueId)
.map(download => download.id)
);
if (
!queueReorderingEnabled ||
current.ids.some(id => !currentQueueIds.has(id))
) {
finishQueueDrag(true);
}
}, [queueReorderableDownloads, queueReorderingEnabled]);
const selectedDownloads = useMemo(
() => filteredDownloads.filter(download => selectedIds.has(download.id)),
[filteredDownloads, selectedIds]
);
const summaryDownloads = selectedDownloads.length > 0 ? selectedDownloads : filteredDownloads;
const downloadSummary = useMemo(
() => summarizeDownloads(summaryDownloads, progressMap),
[summaryDownloads, progressMap]
);
const selectedQueueItems = useMemo(
() => queueReorderableDownloads.filter(download => selectedIds.has(download.id)),
[queueReorderableDownloads, selectedIds]
);
const selectedQueueIndices = selectedQueueItems
.map(item => queueReorderableDownloads.findIndex(candidate => candidate.id === item.id));
const canMoveSelectedUp = selectedQueueIndices.length > 0 && Math.min(...selectedQueueIndices) > 0;
const canMoveSelectedDown = selectedQueueIndices.length > 0 &&
Math.max(...selectedQueueIndices) < queueReorderableDownloads.length - 1;
const queueReorderPending = queueDragState !== null ||
queueDragPreviewOrder !== null;
useEffect(() => {
onSummaryChange?.({
summary: downloadSummary,
});
}, [downloadSummary, onSummaryChange]);
useEffect(() => () => onSummaryChange?.(null), [onSummaryChange]);
// Each row used to derive this by filtering and sorting the complete store
// independently. That made a 1000-entry playlist perform O(n^2 log n) work
// on every download update. Compute the same queue membership once and pass
// the resulting position to rows instead.
const queuePositionsByDownloadId = useMemo(() => {
const grouped = new Map<string, DownloadItem[]>();
for (const download of downloads) {
if (
download.status === 'completed'
|| (isActiveDownloadStatus(download.status) && download.status !== 'queued')
) {
continue;
}
const queueId = download.queueId || MAIN_QUEUE_ID;
const queueItems = grouped.get(queueId) || [];
queueItems.push(download);
grouped.set(queueId, queueItems);
}
const positions = new Map<string, { index: number; length: number }>();
for (const queueItems of grouped.values()) {
queueItems.sort((left, right) =>
(left.queuePosition ?? Number.MAX_SAFE_INTEGER) -
(right.queuePosition ?? Number.MAX_SAFE_INTEGER) ||
left.id.localeCompare(right.id)
);
queueItems.forEach((download, index) => {
positions.set(download.id, { index, length: queueItems.length });
});
}
if (queueDragPreviewOrder && queueReorderingEnabled && !queueDragState?.active) {
queueDragPreviewOrder.forEach((id, index) => {
positions.set(id, { index, length: queueDragPreviewOrder.length });
});
}
return positions;
}, [downloads, queueDragPreviewOrder, queueDragState?.active, queueReorderingEnabled]);
sortedDownloadsRef.current = sortedDownloads;
useEffect(() => {
const visibleIds = new Set(sortedDownloads.map(download => download.id));
setSelectedIds(current => {
const next = new Set(Array.from(current).filter(id => visibleIds.has(id)));
return next.size === current.size ? current : next;
});
setLastSelectedId(current => current && visibleIds.has(current) ? current : null);
}, [sortedDownloads]);
useEffect(() => {
setQueueSortConfig(null);
}, [filter, isQueueFilter]);
const handleItemClick = useCallback((e: React.MouseEvent, item: DownloadItem) => {
if (suppressQueueClickRef.current) {
suppressQueueClickRef.current = false;
return;
}
if (e.detail === 2) {
handleDownloadDoubleClick(item);
return;
}
const currentSortedDownloads = sortedDownloadsRef.current;
const currentSelectedIds = selectedIdsRef.current;
const currentLastSelectedId = lastSelectedIdRef.current;
if (e.shiftKey && currentLastSelectedId) {
const currentIndex = currentSortedDownloads.findIndex(d => d.id === item.id);
const lastIndex = currentSortedDownloads.findIndex(d => d.id === currentLastSelectedId);
if (currentIndex !== -1 && lastIndex !== -1) {
const start = Math.min(currentIndex, lastIndex);
const end = Math.max(currentIndex, lastIndex);
const newSelected = (e.metaKey || e.ctrlKey) ? new Set(currentSelectedIds) : new Set<string>();
for (let i = start; i <= end; i++) {
newSelected.add(currentSortedDownloads[i].id);
}
setSelectedIds(newSelected);
}
} else if (e.metaKey || e.ctrlKey) {
const newSelected = new Set(currentSelectedIds);
if (newSelected.has(item.id)) {
newSelected.delete(item.id);
} else {
newSelected.add(item.id);
}
setSelectedIds(newSelected);
setLastSelectedId(item.id);
} else {
setSelectedIds(new Set([item.id]));
setLastSelectedId(item.id);
}
}, [handleDownloadDoubleClick]);
const handleContextMenu = useCallback((menu: { x: number; y: number; id: string }) => {
if (!selectedIdsRef.current.has(menu.id)) {
setSelectedIds(new Set([menu.id]));
setLastSelectedId(menu.id);
}
setColumnMenu(null);
setContextMenu({
...menu,
...clampMenuPosition(menu.x, menu.y, 200, 300),
});
}, [clampMenuPosition]);
const handleMoveInQueue = useCallback((id: string, direction: 'up' | 'down') => {
if (
queueDragStateRef.current ||
queueDragPreviewOrderRef.current
) return;
const currentQueueItems = queueReorderableDownloadsRef.current;
const source = currentQueueItems.find(item => item.id === id);
if (!source) return;
const sourceQueueId = source.queueId || MAIN_QUEUE_ID;
const currentQueueIds = new Set(
currentQueueItems
.filter(item => (item.queueId || MAIN_QUEUE_ID) === sourceQueueId)
.map(item => item.id)
);
const ids = selectedIdsRef.current.has(id)
? Array.from(selectedIdsRef.current).filter(selectedId => currentQueueIds.has(selectedId))
: [id];
if (ids.length === 0) return;
void trackQueueReorderOperation(() => moveInQueue(ids, direction))
.catch(error => showInteractionError(t($ => $.downloadTable.queueReorderFailed), error));
}, [moveInQueue, showInteractionError, t]);
const moveSelectedQueueItems = useCallback((ids: string[], direction: 'up' | 'down') => {
if (
queueDragStateRef.current ||
queueDragPreviewOrderRef.current
) return;
void trackQueueReorderOperation(() => moveInQueue(ids, direction))
.catch(error => showInteractionError(t($ => $.downloadTable.queueReorderFailed), error));
}, [moveInQueue, showInteractionError, t]);
const handleSort = (column: DownloadSortColumn) => {
const update = (current: DownloadSortConfig | null): DownloadSortConfig =>
current?.column === column
? { column, direction: current.direction === 'asc' ? 'desc' : 'asc' }
: { column, direction: 'asc' };
if (isQueueFilter) {
setQueueSortConfig(update);
} else {
setSortConfig(current => update(current));
}
};
const getFilterTitle = () => {
if (filter.startsWith('queue:')) {
const qid = filter.replace('queue:', '');
const queue = useDownloadStore.getState().queues.find(q => q.id === qid);
return queue ? queue.name : t($ => $.downloadTable.unknownQueue);
}
switch (filter) {
case 'all': return t($ => $.downloadTable.allDownloads);
case 'active': return t($ => $.downloadTable.active);
case 'completed': return t($ => $.downloadTable.completed);
case 'unfinished': return t($ => $.downloadTable.unfinished);
case 'Musics': return t($ => $.navigation.categories.musics);
case 'Movies': return t($ => $.navigation.categories.movies);
case 'Compressed': return t($ => $.navigation.categories.compressed);
case 'Documents': return t($ => $.navigation.categories.documents);
case 'Pictures': return t($ => $.navigation.categories.pictures);
case 'Applications': return t($ => $.navigation.categories.applications);
case 'Other': return t($ => $.navigation.categories.other);
default: return filter;
}
};
const handlePause = useCallback(async (id: string, skipConfirm = false) => {
const download = useDownloadStore.getState().downloads.find(d => d.id === id);
if (!skipConfirm && download && download.resumable === false) {
const confirmPause = window.confirm(t($ => $.downloadTable.nonResumableOne));
if (!confirmPause) {
return;
}
}
try {
await useDownloadStore.getState().pauseDownload(id);
} catch (e) {
console.error("Failed to pause:", e);
showInteractionError(t($ => $.downloadTable.pauseFailed), e);
}
}, [showInteractionError]);
const handleResume = useCallback(async (item: DownloadItem) => {
try {
const resumed = await useDownloadStore.getState().resumeDownload(item.id);
if (!resumed) {
throw new Error(t($ => $.downloadTable.backendRejectedStart));
}
} catch (error) {
console.error("Failed to resume:", error);
showInteractionError(t($ => $.downloadTable.resumeFailed, { fileName: item.fileName }), error);
}
}, [showInteractionError]);
const resumeItemsSequentially = async (items: DownloadItem[]) => {
for (const item of items) {
const current = useDownloadStore.getState().downloads.find(download => download.id === item.id);
if (current && canStartDownload(current.status)) {
await handleResume(current);
}
}
};
const handleDelete = (ids: string | string[]) => {
openDeleteModal(ids);
};
const contextItem = contextMenu ? downloads.find(d => d.id === contextMenu.id) : null;
const handleAddDownload = async () => {
if (clipboardReadInFlightRef.current) return;
clipboardReadInFlightRef.current = true;
setIsReadingClipboard(true);
const store = useDownloadStore.getState();
const initialModalState = {
isOpen: store.isAddModalOpen,
requestVersion: store.pendingAddRequestVersion,
};
try {
const urls = await readClipboardDownloadUrls();
if (!isMountedRef.current) return;
const currentStore = useDownloadStore.getState();
// Do not append a late clipboard result to a newer extension, deep-link,
// paste, or modal request that arrived while the OS clipboard was read.
if (
currentStore.isAddModalOpen !== initialModalState.isOpen ||
currentStore.pendingAddRequestVersion !== initialModalState.requestVersion
) {
return;
}
if (urls.length > 0) {
currentStore.openAddModalWithUrls(urls.join('\n'));
} else {
currentStore.toggleAddModal(true);
}
} catch (error) {
console.warn('Could not read clipboard for Add Download:', error);
if (!isMountedRef.current) return;
const currentStore = useDownloadStore.getState();
if (
currentStore.isAddModalOpen === initialModalState.isOpen &&
currentStore.pendingAddRequestVersion === initialModalState.requestVersion
) {
currentStore.toggleAddModal(true);
}
} finally {
clipboardReadInFlightRef.current = false;
if (isMountedRef.current) setIsReadingClipboard(false);
}
};
const getCategoryIcon = useCallback((category: string) => {
switch(category) {
case 'Musics': return <Music size={16} className="text-pink-400" />;
case 'Movies': return <Film size={16} className="text-red-400" />;
case 'Documents': return <FileText size={16} className="text-blue-400" />;
case 'Applications': return <Box size={16} className="text-indigo-400" />;
case 'Pictures': return <ImageIcon size={16} className="text-purple-400" />;
case 'Compressed': return <Archive size={16} className="text-amber-600" />;
case 'Other': return <FileQuestion size={16} className="text-gray-400" />;
default: return <FileQuestion size={16} className="text-gray-400" />;
}
}, []);
const columnDefinitions: Array<{ key: DownloadTableColumnKey; label: string }> = [
{ key: 'File Name', label: t($ => $.downloadTable.headers.fileName) },
{ key: 'Size', label: t($ => $.downloadTable.headers.size) },
{ key: 'Status', label: t($ => $.downloadTable.headers.status) },
{ key: 'Speed', label: t($ => $.downloadTable.headers.speed) },
{ key: 'ETA', label: t($ => $.downloadTable.headers.eta) },
{ key: 'Date Added', label: t($ => $.downloadTable.headers.dateAdded) },
];
const columnLabels = new Map(columnDefinitions.map(column => [column.key, column.label]));
const columnAlignmentStyle = (key: DownloadTableColumnKey): React.CSSProperties => ({
'--column-justify': COLUMN_ALIGNMENT_JUSTIFY[columnAlignments[key]],
} as React.CSSProperties);
const columnMenuPosition = columnMenu
? clampMenuPosition(columnMenu.x, columnMenu.y, 188, 220)
: null;
const contextMenuPosition = contextMenu
? clampMenuPosition(contextMenu.x, contextMenu.y, 200, 300)
: null;
const queueDragPreviewItem = queueDragState?.active
? queueDragState.ids
.map(id => queueReorderableDownloads.find(download => download.id === id))
.find((download): download is DownloadItem => Boolean(download))
: null;
return (
<div ref={downloadsViewRef} className="downloads-view flex-1 flex flex-col h-full min-w-0">
<div
className="main-titlebar"
data-tauri-drag-region
>
<div className="main-titlebar-title cursor-default" data-tauri-drag-region>Firelink</div>
<div className="main-control-group">
<button
className="main-control-button primary"
onClick={() => void handleAddDownload()}
disabled={isReadingClipboard}
aria-busy={isReadingClipboard}
title={t($ => $.downloadTable.addDownload)}
>
<Plus size={16} />
</button>
<button
className="main-control-button"
disabled={sortedDownloads.length === 0}
onClick={() => {
void resumeItemsSequentially(sortedDownloads.filter(d => canStartDownload(d.status)));
}}
title={t($ => $.downloadTable.resumeAll)}
>
<Play size={15} fill="currentColor" />
</button>
<button
className="main-control-button"
disabled={sortedDownloads.length === 0}
onClick={() => {
const toPause = sortedDownloads.filter(d => canPauseDownload(d.status));
const nonResumableCount = toPause.filter(d => d.resumable === false).length;
if (nonResumableCount > 0) {
const confirmPause = window.confirm(
nonResumableCount === 1
? t($ => $.downloadTable.nonResumableOne)
: t($ => $.downloadTable.nonResumableMany, { count: nonResumableCount })
);
if (!confirmPause) {
return;
}
}
// Skip the individual check by passing a flag to handlePause, or just invoking directly.
toPause.forEach(d => handlePause(d.id, true));
}}
title={t($ => $.downloadTable.pauseAll)}
>
<Pause size={15} fill="currentColor" />
</button>
</div>
</div>
<div className="downloads-content-header">
<div className="downloads-title">
{getFilterTitle()}
<span className="downloads-count">{sortedDownloads.length}</span>
{queueReorderingEnabled && queueReorderableDownloads.length > 0 ? (
<span className="downloads-queue-reorder-hint" title={t($ => $.downloadTable.queueReorderShortcut, { key: isMac ? 'Option' : 'Alt' })}>
<span>{t($ => $.downloadTable.queueReorderHint)}</span>
<span
className="downloads-queue-reorder-shortcut"
aria-label={t($ => $.downloadTable.queueReorderShortcut, { key: isMac ? 'Option' : 'Alt' })}
>
<kbd>{isMac ? 'Option' : 'Alt'}</kbd>
<span aria-hidden="true">+</span>
<kbd></kbd>
<span aria-hidden="true">/</span>
<kbd></kbd>
</span>
</span>
) : null}
</div>
<div className="downloads-header-actions">
{selectedDownloads.length > 0 ? (
<span className="downloads-selection-status">
{t($ => $.downloadTable.summary.selected, { count: selectedDownloads.length })}
</span>
) : null}
{queueReorderingEnabled && queueReorderableDownloads.length > 0 ? (
<div
className="main-control-group downloads-queue-priority-controls"
role="group"
aria-label={t($ => $.downloadTable.queuePriorityControls)}
>
<button
type="button"
className="main-control-button"
disabled={queueReorderPending || !canMoveSelectedUp}
aria-label={t($ => $.downloads.actions.moveUp)}
title={t($ => $.downloads.actions.moveUp)}
onClick={() => moveSelectedQueueItems(selectedQueueItems.map(item => item.id), 'up')}
>
<ArrowUp size={14} aria-hidden="true" />
</button>
<button
type="button"
className="main-control-button"
disabled={queueReorderPending || !canMoveSelectedDown}
aria-label={t($ => $.downloads.actions.moveDown)}
title={t($ => $.downloads.actions.moveDown)}
onClick={() => moveSelectedQueueItems(selectedQueueItems.map(item => item.id), 'down')}
>
<ArrowDown size={14} aria-hidden="true" />
</button>
</div>
) : null}
</div>
</div>
<div className="downloads-table flex-1 flex flex-col">
<div className="download-table-scroll">
<div
ref={headerRef}
className={`download-table-header ${columnDragState ? 'is-column-dragging' : ''}`}
style={{ gridTemplateColumns: tableGridTemplate, minWidth: tableMinWidthWithPadding }}
>
{orderedColumns.map(key => {
const label = columnLabels.get(key) ?? key;
const activeSort = isQueueFilter ? queueSortConfig : sortConfig;
const isDragging = columnDragState?.key === key;
const isDropFlashing = columnDropFlashKey === key;
return (
<div
key={key}
ref={element => {
if (element) headerElementsRef.current.set(key, element);
else headerElementsRef.current.delete(key);
}}
data-column-key={key}
role="columnheader"
aria-sort={activeSort?.column === key
? activeSort.direction === 'asc' ? 'ascending' : 'descending'
: 'none'}
className={`download-column-header group ${isDragging ? 'is-dragging' : ''} ${isDropFlashing ? 'is-drop-flashing' : ''}`}
style={{
...columnAlignmentStyle(key),
gridColumn: getColumnGridColumn(key, orderedColumns),
}}
onContextMenu={event => {
event.preventDefault();
event.stopPropagation();
openColumnMenu(key, event.clientX, event.clientY);
}}
onPointerDown={event => handleColumnPointerDown(key, event)}
>
<button
type="button"
className="download-column-header-content"
onClick={event => {
event.stopPropagation();
if (suppressHeaderClickRef.current) {
suppressHeaderClickRef.current = false;
return;
}
handleSort(key);
}}
title={t($ => $.downloadTable.columnOptions.dragToReorder)}
>
<span>{label}</span>
{activeSort?.column === key && (
activeSort.direction === 'asc'
? <ChevronUp size={14} aria-hidden="true" />
: <ChevronDown size={14} aria-hidden="true" />
)}
</button>
<button
type="button"
className="download-column-options"
aria-label={t($ => $.downloadTable.columnOptions.open, { column: label })}
title={t($ => $.downloadTable.columnOptions.open, { column: label })}
onPointerDown={event => event.stopPropagation()}
onClick={event => {
event.preventDefault();
event.stopPropagation();
const rect = event.currentTarget.getBoundingClientRect();
openColumnMenu(key, rect.left, rect.bottom + 6);
}}
>
<MoreHorizontal size={14} aria-hidden="true" />
</button>
<div
className="column-resize-handle"
aria-hidden="true"
onPointerDown={event => {
event.stopPropagation();
startColumnResize(key, event);
}}
/>
</div>
);
})}
</div>
{columnDragState && (
<>
<div
className="download-column-drop-marker"
style={{ top: columnDragState.top, left: columnDragState.markerX }}
aria-hidden="true"
/>
<div
className="download-column-drag-preview"
style={{
top: columnDragState.top,
left: columnDragState.pointerX - columnDragState.offsetX,
width: columnDragState.width,
}}
aria-hidden="true"
>
<GripVertical size={14} />
<span>{columnLabels.get(columnDragState.key) ?? columnDragState.key}</span>
</div>
</>
)}
<div className="download-table-body" style={{ minWidth: tableMinWidthWithPadding }}>
<div className="download-table-list" ref={queueListRef}>
<div className="download-table-list-content" ref={queueRowsContainerRef}>
{sortedDownloads.length === 0 ? (
<div className="downloads-empty-state">
<ArrowDownCircle aria-hidden="true" />
<div className="downloads-empty-title">
{isQueueFilter ? t($ => $.downloadTable.queueEmpty) : filter === 'completed' ? t($ => $.downloadTable.noCompletedDownloads) : t($ => $.downloadTable.noDownloads)}
</div>
<div className="downloads-empty-description flex items-center justify-center mt-2.5 text-[13px] text-text-muted">
{isQueueFilter ? (
t($ => $.downloadTable.queueEmptyDescription)
) : filter === 'completed' ? (
t($ => $.downloadTable.completedDescription)
) : (
<>
{t($ => $.downloadTable.clickToAdd)} <Plus size={15} className="text-accent stroke-[3] mx-1.5" /> {t($ => $.downloadTable.addButtonOr)}
<span className="flex items-center mx-1.5">
<span className="flex items-center justify-center px-1.5 py-0.5 bg-item-hover rounded border border-border-color shadow-sm min-w-[22px] min-h-[22px]">
{isMac ? <Command size={12} strokeWidth={2.5} className="text-text-primary" /> : <span className="text-[10px] font-bold text-text-primary">Ctrl</span>}
</span>
<span className="text-accent font-bold mx-1.5 text-[14px]">+</span>
<span className="flex items-center justify-center px-1.5 py-0.5 bg-item-hover rounded border border-border-color shadow-sm min-w-[22px] min-h-[22px]">
<span className="text-[11px] font-bold text-text-primary">V</span>
</span>
</span>
{t($ => $.downloadTable.toAddDownloads)}
</>
)}
</div>
</div>
) : (
<>
{renderedDownloads.map(d => (
<DownloadItemComponent
key={d.id}
download={d}
queueIndex={queuePositionsByDownloadId.get(d.id)?.index ?? -1}
columnOrder={orderedColumns}
columnAlignments={columnAlignments}
tableGridTemplate={tableGridTemplate}
tableMinWidth={tableMinWidthWithPadding}
setContextMenu={handleContextMenu}
handlePause={handlePause}
handleResume={handleResume}
getCategoryIcon={getCategoryIcon}
isSelected={selectedIds.has(d.id)}
isQueueReorderable={queueReorderableIds.has(d.id)}
isQueueDragSource={Boolean(queueDragState?.active && queueDragState.ids.includes(d.id))}
onMoveInQueue={handleMoveInQueue}
onQueueDragStart={stableHandleQueueDragStart}
onClick={handleItemClick}
/>
))}
<div className="flex-1 min-h-0 bg-transparent pointer-events-none" />
</>
)}
</div>
{queueDragState?.active && queueDragPreviewItem ? (
<div
ref={queueDragPreviewElementRef}
className="download-queue-drag-preview"
aria-hidden="true"
>
<span className="download-queue-drag-preview-icon">
{getCategoryIcon(queueDragPreviewItem.category)}
</span>
<span className="download-queue-drag-preview-name">
{queueDragPreviewItem.fileName}
</span>
{queueDragState.ids.length > 1 ? (
<span className="download-queue-drag-preview-count">
+{queueDragState.ids.length - 1}
</span>
) : null}
</div>
) : null}
{queueDragState?.active ? (
<div
className="download-queue-drop-marker"
style={{ top: `${queueDragState.markerTop}px` }}
aria-hidden="true"
/>
) : null}
</div>
</div>
</div>
</div>
{columnMenu && (
<div
role="menu"
className="download-column-menu app-modal fixed z-50 min-w-[188px] overflow-hidden py-1.5 text-[12px] font-medium text-text-primary"
style={{ top: columnMenuPosition?.y, left: columnMenuPosition?.x }}
onClick={event => event.stopPropagation()}
>
<div className="download-column-menu-title px-3 py-1.5 text-text-muted">
{columnLabels.get(columnMenu.key) ?? columnMenu.key}
</div>
<div className="download-column-menu-label px-3 pb-1 text-[10px] uppercase tracking-[0.12em] text-text-muted">
{t($ => $.downloadTable.columnOptions.alignContent)}
</div>
{([
['left', AlignLeft],
['center', AlignCenter],
['right', AlignRight],
] as const).map(([alignment, Icon]) => (
<button
key={alignment}
type="button"
role="menuitemradio"
aria-checked={columnAlignments[columnMenu.key] === alignment}
className="download-column-menu-item flex w-full items-center gap-2 px-3 py-1.5 text-start hover:bg-item-hover"
onClick={() => setColumnAlignment(alignment)}
>
<Icon size={14} aria-hidden="true" />
<span>{t($ => $.downloadTable.columnOptions[alignment])}</span>
</button>
))}
<div className="my-1 h-px bg-border-color" />
<button
type="button"
className="download-column-menu-item flex w-full items-center gap-2 px-3 py-1.5 text-start hover:bg-item-hover"
onClick={resetColumnLayout}
>
<GripVertical size={14} aria-hidden="true" />
<span>{t($ => $.downloadTable.columnOptions.resetLayout)}</span>
</button>
</div>
)}
{/* Floating Context Menu */}
{contextMenu && contextItem && (
<div
role="menu"
className="app-modal fixed z-50 min-w-[180px] overflow-visible py-1.5 text-[12px] font-medium text-text-primary"
style={{
top: contextMenuPosition?.y,
left: contextMenuPosition?.x,
}}
onClick={(e) => e.stopPropagation()}
>
{selectedIds.size > 1 ? (() => {
const selectedDownloads = Array.from(selectedIds)
.map(id => downloads.find(d => d.id === id))
.filter((item): item is DownloadItem => !!item);
const itemsToResume = selectedDownloads.filter(d => canStartDownload(d.status));
const itemsToPause = selectedDownloads.filter(d => canPauseDownload(d.status));
const itemsToQueue = selectedDownloads.filter(d => d.status !== 'completed');
return (
<>
{/* Multi-Select Context Menu */}
{itemsToResume.length > 0 && (
<button
onClick={() => {
setContextMenu(null);
void resumeItemsSequentially(itemsToResume);
}}
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors"
>
{t($ => $.downloadTable.startResume)}
</button>
)}
{itemsToPause.length > 0 && (
<button
onClick={() => {
setContextMenu(null);
const nonResumableCount = itemsToPause.filter(d => d.resumable === false).length;
if (nonResumableCount > 0) {
const confirmPause = window.confirm(
nonResumableCount === 1
? t($ => $.downloadTable.nonResumableOne)
: t($ => $.downloadTable.nonResumableMany, { count: nonResumableCount })
);
if (!confirmPause) {
return;
}
}
itemsToPause.forEach(d => handlePause(d.id, true));
}}
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors"
>
{t($ => $.downloadTable.pause)}
</button>
)}
{(itemsToResume.length > 0 || itemsToPause.length > 0) && (
<div className="h-[1px] bg-border-modal/60 my-1.5 mx-2"></div>
)}
{itemsToQueue.length > 0 && (
<div className="group relative">
<button
type="button"
aria-haspopup="menu"
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors flex justify-between items-center"
>
{t($ => $.downloadTable.addToQueue)}
<ChevronRight size={14} className="download-context-menu-chevron" />
</button>
<div className="download-context-submenu absolute top-0 min-w-[150px] bg-bg-modal border border-border-modal rounded-lg shadow-lg py-1.5 z-50" role="menu">
{queues.map(q => (
<button key={q.id} role="menuitem" onClick={() => {
setContextMenu(null);
void assignToQueue(itemsToQueue.map(item => item.id), q.id).catch(error => {
showInteractionError(t($ => $.downloadTable.moveManyFailed), error);
});
}} className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors text-[12px]">
{q.name}
</button>
))}
</div>
</div>
)}
<div className="h-[1px] bg-border-modal/60 my-1.5 mx-2"></div>
<button
onClick={() => {
setContextMenu(null);
const urls = Array.from(selectedIds)
.map(id => downloads.find(d => d.id === id)?.url)
.filter(Boolean)
.join('\n');
navigator.clipboard.writeText(urls).catch(error => {
showInteractionError(t($ => $.downloadTable.copyAddressesFailed), error);
});
}}
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors"
>
{t($ => $.downloadTable.copyAddress)}
</button>
<div className="h-[1px] bg-border-modal/60 my-1.5 mx-2"></div>
<button
onClick={() => {
setContextMenu(null);
handleDelete(Array.from(selectedIds));
}}
className="w-full text-left px-3 py-2 text-red-400 hover:bg-red-500/10 transition-colors"
>
{t($ => $.downloadTable.remove)}
</button>
</>
);
})() : (
<>
{/* Single-Select Context Menu */}
{contextItem.status === 'completed' && (
<button
onClick={async () => {
setContextMenu(null);
await openDownloadFile(contextItem);
}}
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors"
>
{t($ => $.downloadTable.open)}
</button>
)}
<button
onClick={async () => {
setContextMenu(null);
await revealDownloadFile(contextItem);
}}
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors"
>
{t($ => $.downloadTable.showInFolder)}
</button>
<div className="h-[1px] bg-border-modal/60 my-1.5 mx-2"></div>
{canPauseDownload(contextItem.status) && (
<button
onClick={() => {
setContextMenu(null);
handlePause(contextItem.id);
}}
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors"
>
{t($ => $.downloadTable.pause)}
</button>
)}
{canStartDownload(contextItem.status) && (
<button
onClick={() => {
setContextMenu(null);
handleResume(contextItem);
}}
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors"
>
{contextItem.status === 'paused' ? t($ => $.downloadTable.resume) : t($ => $.downloadTable.start)}
</button>
)}
{canRedownload(contextItem.status) && (
<button
onClick={async () => {
setContextMenu(null);
try {
await redownload(contextItem.id);
} catch (error) {
showInteractionError(t($ => $.downloadTable.redownloadFailed), error);
}
}}
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors"
>
{t($ => $.downloadTable.redownload)}
</button>
)}
{contextItem.status !== 'completed' && (
<div className="group relative">
<button
type="button"
aria-haspopup="menu"
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors flex justify-between items-center"
>
{t($ => $.downloadTable.addToQueue)}
<ChevronRight size={14} className="download-context-menu-chevron" />
</button>
<div className="download-context-submenu absolute top-0 min-w-[150px] bg-bg-modal border border-border-modal rounded-lg shadow-lg py-1.5 z-50" role="menu">
{queues.map(q => (
<button key={q.id} role="menuitem" onClick={() => {
setContextMenu(null);
void assignToQueue([contextItem.id], q.id).catch(error => {
showInteractionError(t($ => $.downloadTable.moveOneFailed), error);
});
}} className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors text-[12px]">
{q.name}
</button>
))}
</div>
</div>
)}
<div className="h-[1px] bg-border-modal/60 my-1.5 mx-2"></div>
<button
onClick={() => {
setContextMenu(null);
navigator.clipboard.writeText(contextItem.url).catch(error => {
showInteractionError(t($ => $.downloadTable.copyAddressFailed), error);
});
}}
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors"
>
{t($ => $.downloadTable.copyAddress)}
</button>
{contextItem.status === 'completed' && (
<button
onClick={async () => {
setContextMenu(null);
const fullPath = await getDownloadPath(contextItem);
if (!fullPath) {
showInteractionError(t($ => $.downloadTable.copyPathFailed), t($ => $.downloadTable.missingFileName));
return;
}
try {
await navigator.clipboard.writeText(fullPath);
} catch (error) {
showInteractionError(t($ => $.downloadTable.copyPathFailed), error);
}
}}
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors"
>
{t($ => $.downloadTable.copyFilePath)}
</button>
)}
<div className="h-[1px] bg-border-modal/60 my-1.5 mx-2"></div>
<button
onClick={() => {
setContextMenu(null);
handleDelete(contextItem.id);
}}
className="w-full text-left px-3 py-2 text-red-400 hover:bg-red-500/10 transition-colors"
>
{t($ => $.downloadTable.remove)}
</button>
<div className="h-[1px] bg-border-modal/60 my-1.5 mx-2"></div>
<button
onClick={() => {
setContextMenu(null);
openProperties(contextItem.id);
}}
className="w-full text-left px-3 py-2 hover:bg-item-hover transition-colors"
>
{t($ => $.downloadTable.properties)}
</button>
</>
)}
</div>
)}
</div>
);
};