1806 lines
62 KiB
TypeScript
1806 lines
62 KiB
TypeScript
"use client";
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import { ScrollArea } from "../ui/scroll-area";
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import { Button } from "../ui/button";
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import {
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Scissors,
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ArrowLeftToLine,
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ArrowRightToLine,
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Trash2,
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Snowflake,
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Copy,
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SplitSquareHorizontal,
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Volume2,
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VolumeX,
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Pause,
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Play,
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} from "lucide-react";
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import {
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Tooltip,
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TooltipContent,
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TooltipTrigger,
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TooltipProvider,
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} from "../ui/tooltip";
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import {
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useTimelineStore,
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type TimelineTrack,
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type TimelineClip as TypeTimelineClip,
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} from "@/stores/timeline-store";
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import { useMediaStore } from "@/stores/media-store";
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import { usePlaybackStore } from "@/stores/playback-store";
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import { useDragClip } from "@/hooks/use-drag-clip";
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import { processMediaFiles } from "@/lib/media-processing";
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import { toast } from "sonner";
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import { useState, useRef, useEffect, useCallback } from "react";
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import {
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Select,
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SelectContent,
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SelectItem,
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SelectTrigger,
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SelectValue,
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} from "../ui/select";
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import { TimelineClip } from "./timeline-clip";
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import { ContextMenuState } from "@/types/timeline";
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export function Timeline() {
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// Timeline shows all tracks (video, audio, effects) and their clips.
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// You can drag media here to add it to your project.
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// Clips can be trimmed, deleted, and moved.
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const {
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tracks,
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addTrack,
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addClipToTrack,
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removeTrack,
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toggleTrackMute,
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removeClipFromTrack,
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getTotalDuration,
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selectedClips,
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clearSelectedClips,
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setSelectedClips,
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updateClipTrim,
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splitClip,
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splitAndKeepLeft,
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splitAndKeepRight,
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separateAudio,
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undo,
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redo,
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} = useTimelineStore();
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const { mediaItems, addMediaItem } = useMediaStore();
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const {
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currentTime,
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duration,
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seek,
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setDuration,
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isPlaying,
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toggle,
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setSpeed,
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speed,
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} = usePlaybackStore();
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const [isDragOver, setIsDragOver] = useState(false);
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const [isProcessing, setIsProcessing] = useState(false);
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const [progress, setProgress] = useState(0);
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const [zoomLevel, setZoomLevel] = useState(1);
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const dragCounterRef = useRef(0);
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const timelineRef = useRef<HTMLDivElement>(null);
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const [isInTimeline, setIsInTimeline] = useState(false);
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// Unified context menu state
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const [contextMenu, setContextMenu] = useState<ContextMenuState | null>(null);
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// Marquee selection state
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const [marquee, setMarquee] = useState<{
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startX: number;
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startY: number;
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endX: number;
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endY: number;
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active: boolean;
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additive: boolean;
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} | null>(null);
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// Playhead scrubbing state
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const [isScrubbing, setIsScrubbing] = useState(false);
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const [scrubTime, setScrubTime] = useState<number | null>(null);
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// Update timeline duration when tracks change
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useEffect(() => {
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const totalDuration = getTotalDuration();
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setDuration(Math.max(totalDuration, 10)); // Minimum 10 seconds for empty timeline
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}, [tracks, setDuration, getTotalDuration]);
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// Close context menu on click elsewhere
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useEffect(() => {
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const handleClick = () => setContextMenu(null);
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if (contextMenu) {
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window.addEventListener("click", handleClick);
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return () => window.removeEventListener("click", handleClick);
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}
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}, [contextMenu]);
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// Keyboard event for deleting selected clips
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useEffect(() => {
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const handleKeyDown = (e: KeyboardEvent) => {
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if (
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(e.key === "Delete" || e.key === "Backspace") &&
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selectedClips.length > 0
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) {
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selectedClips.forEach(({ trackId, clipId }) => {
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removeClipFromTrack(trackId, clipId);
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});
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clearSelectedClips();
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}
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};
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window.addEventListener("keydown", handleKeyDown);
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return () => window.removeEventListener("keydown", handleKeyDown);
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}, [selectedClips, removeClipFromTrack, clearSelectedClips]);
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// Keyboard event for undo (Cmd+Z)
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useEffect(() => {
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const handleKeyDown = (e: KeyboardEvent) => {
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if ((e.metaKey || e.ctrlKey) && e.key === "z" && !e.shiftKey) {
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e.preventDefault();
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undo();
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}
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};
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window.addEventListener("keydown", handleKeyDown);
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return () => window.removeEventListener("keydown", handleKeyDown);
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}, [undo]);
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// Keyboard event for redo (Cmd+Shift+Z or Cmd+Y)
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useEffect(() => {
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const handleKeyDown = (e: KeyboardEvent) => {
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if ((e.metaKey || e.ctrlKey) && e.key === "z" && e.shiftKey) {
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e.preventDefault();
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redo();
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} else if ((e.metaKey || e.ctrlKey) && e.key === "y") {
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e.preventDefault();
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redo();
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}
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};
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window.addEventListener("keydown", handleKeyDown);
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return () => window.removeEventListener("keydown", handleKeyDown);
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}, [redo]);
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// Mouse down on timeline background to start marquee
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const handleTimelineMouseDown = (e: React.MouseEvent) => {
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if (e.target === e.currentTarget && e.button === 0) {
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setMarquee({
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startX: e.clientX,
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startY: e.clientY,
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endX: e.clientX,
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endY: e.clientY,
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active: true,
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additive: e.metaKey || e.ctrlKey || e.shiftKey,
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});
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}
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};
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// Mouse move to update marquee
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useEffect(() => {
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if (!marquee || !marquee.active) return;
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const handleMouseMove = (e: MouseEvent) => {
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setMarquee(
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(prev) => prev && { ...prev, endX: e.clientX, endY: e.clientY }
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);
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};
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const handleMouseUp = (e: MouseEvent) => {
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setMarquee(
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(prev) =>
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prev && { ...prev, endX: e.clientX, endY: e.clientY, active: false }
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);
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};
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window.addEventListener("mousemove", handleMouseMove);
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window.addEventListener("mouseup", handleMouseUp);
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return () => {
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window.removeEventListener("mousemove", handleMouseMove);
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window.removeEventListener("mouseup", handleMouseUp);
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};
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}, [marquee]);
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// On marquee end, select clips in box
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useEffect(() => {
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if (!marquee || marquee.active) return;
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const timeline = timelineRef.current;
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if (!timeline) return;
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const rect = timeline.getBoundingClientRect();
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const x1 = Math.min(marquee.startX, marquee.endX) - rect.left;
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const x2 = Math.max(marquee.startX, marquee.endX) - rect.left;
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const y1 = Math.min(marquee.startY, marquee.endY) - rect.top;
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const y2 = Math.max(marquee.startY, marquee.endY) - rect.top;
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// Validation: skip if too small
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if (Math.abs(x2 - x1) < 5 || Math.abs(y2 - y1) < 5) {
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setMarquee(null);
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return;
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}
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// Clamp to timeline bounds
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const clamp = (val: number, min: number, max: number) =>
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Math.max(min, Math.min(max, val));
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const bx1 = clamp(x1, 0, rect.width);
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const bx2 = clamp(x2, 0, rect.width);
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const by1 = clamp(y1, 0, rect.height);
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const by2 = clamp(y2, 0, rect.height);
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let newSelection: { trackId: string; clipId: string }[] = [];
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tracks.forEach((track, trackIdx) => {
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track.clips.forEach((clip) => {
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const effectiveDuration = clip.duration - clip.trimStart - clip.trimEnd;
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const clipWidth = Math.max(80, effectiveDuration * 50 * zoomLevel);
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const clipLeft = clip.startTime * 50 * zoomLevel;
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const clipTop = trackIdx * 60;
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const clipBottom = clipTop + 60;
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const clipRight = clipLeft + 60; // Set a fixed width for time display
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if (
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bx1 < clipRight &&
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bx2 > clipLeft &&
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by1 < clipBottom &&
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by2 > clipTop
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) {
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newSelection.push({ trackId: track.id, clipId: clip.id });
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}
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});
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});
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if (newSelection.length > 0) {
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if (marquee.additive) {
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const selectedSet = new Set(
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selectedClips.map((c) => c.trackId + ":" + c.clipId)
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);
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newSelection = [
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...selectedClips,
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...newSelection.filter(
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(c) => !selectedSet.has(c.trackId + ":" + c.clipId)
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),
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];
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}
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setSelectedClips(newSelection);
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} else if (!marquee.additive) {
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clearSelectedClips();
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}
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setMarquee(null);
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}, [
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marquee,
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tracks,
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zoomLevel,
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selectedClips,
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setSelectedClips,
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clearSelectedClips,
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]);
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const handleDragEnter = (e: React.DragEvent) => {
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// When something is dragged over the timeline, show overlay
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e.preventDefault();
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// Don't show overlay for timeline clips - they're handled by tracks
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if (e.dataTransfer.types.includes("application/x-timeline-clip")) {
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return;
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}
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dragCounterRef.current += 1;
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if (!isDragOver) {
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setIsDragOver(true);
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}
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};
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const handleDragOver = (e: React.DragEvent) => {
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e.preventDefault();
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};
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const handleDragLeave = (e: React.DragEvent) => {
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e.preventDefault();
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// Don't update state for timeline clips - they're handled by tracks
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if (e.dataTransfer.types.includes("application/x-timeline-clip")) {
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return;
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}
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dragCounterRef.current -= 1;
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if (dragCounterRef.current === 0) {
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setIsDragOver(false);
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}
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};
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const handleDrop = async (e: React.DragEvent) => {
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// When media is dropped, add it as a new track/clip
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e.preventDefault();
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setIsDragOver(false);
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dragCounterRef.current = 0;
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// Ignore timeline clip drags - they're handled by track-specific handlers
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const hasTimelineClip = e.dataTransfer.types.includes(
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"application/x-timeline-clip"
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);
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if (hasTimelineClip) {
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return;
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}
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const mediaItemData = e.dataTransfer.getData("application/x-media-item");
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if (mediaItemData) {
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// Handle media item drops by creating new tracks
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try {
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const { id, type } = JSON.parse(mediaItemData);
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const mediaItem = mediaItems.find((item) => item.id === id);
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if (!mediaItem) {
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toast.error("Media item not found");
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return;
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}
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// Add to video or audio track depending on type
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const trackType = type === "audio" ? "audio" : "video";
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const newTrackId = addTrack(trackType);
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addClipToTrack(newTrackId, {
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mediaId: mediaItem.id,
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name: mediaItem.name,
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duration: mediaItem.duration || 5,
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startTime: 0,
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trimStart: 0,
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trimEnd: 0,
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});
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toast.success(`Added ${mediaItem.name} to new ${trackType} track`);
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} catch (error) {
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// Show error if parsing fails
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console.error("Error parsing media item data:", error);
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toast.error("Failed to add media to timeline");
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}
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} else if (e.dataTransfer.files?.length > 0) {
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// Handle file drops by creating new tracks
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setIsProcessing(true);
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setProgress(0);
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try {
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const processedItems = await processMediaFiles(
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e.dataTransfer.files,
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(p) => setProgress(p)
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);
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for (const processedItem of processedItems) {
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addMediaItem(processedItem);
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const currentMediaItems = useMediaStore.getState().mediaItems;
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const addedItem = currentMediaItems.find(
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(item) =>
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item.name === processedItem.name && item.url === processedItem.url
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);
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if (addedItem) {
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const trackType =
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processedItem.type === "audio" ? "audio" : "video";
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const newTrackId = addTrack(trackType);
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addClipToTrack(newTrackId, {
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mediaId: addedItem.id,
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name: addedItem.name,
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duration: addedItem.duration || 5,
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startTime: 0,
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trimStart: 0,
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trimEnd: 0,
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});
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}
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}
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} catch (error) {
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// Show error if file processing fails
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console.error("Error processing external files:", error);
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toast.error("Failed to process dropped files");
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} finally {
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setIsProcessing(false);
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setProgress(0);
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}
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}
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};
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const handleSeekToPosition = (e: React.MouseEvent) => {
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const rect = e.currentTarget.getBoundingClientRect();
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const clickX = e.clientX - rect.left;
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const clickedTime = clickX / (50 * zoomLevel);
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const clampedTime = Math.max(0, Math.min(duration, clickedTime));
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seek(clampedTime);
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};
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const handleTimelineAreaClick = (e: React.MouseEvent) => {
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if (e.target === e.currentTarget) {
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clearSelectedClips();
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// Calculate the clicked time position and seek to it
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handleSeekToPosition(e);
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}
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};
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const handleWheel = (e: React.WheelEvent) => {
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// Only zoom if user is using pinch gesture (ctrlKey or metaKey is true)
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if (e.ctrlKey || e.metaKey) {
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e.preventDefault();
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const delta = e.deltaY > 0 ? -0.05 : 0.05;
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setZoomLevel((prev) => Math.max(0.1, Math.min(10, prev + delta)));
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}
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// Otherwise, allow normal scrolling
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};
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// --- Playhead Scrubbing Handlers ---
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const handlePlayheadMouseDown = useCallback(
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(e: React.MouseEvent) => {
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e.preventDefault();
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setIsScrubbing(true);
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handleScrub(e);
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},
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[duration, zoomLevel]
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);
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const handleScrub = useCallback(
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(e: MouseEvent | React.MouseEvent) => {
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const timeline = timelineRef.current;
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if (!timeline) return;
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const rect = timeline.getBoundingClientRect();
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const x = e.clientX - rect.left;
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const time = Math.max(0, Math.min(duration, x / (50 * zoomLevel)));
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setScrubTime(time);
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seek(time); // update video preview in real time
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},
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[duration, zoomLevel, seek]
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);
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useEffect(() => {
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if (!isScrubbing) return;
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const onMouseMove = (e: MouseEvent) => handleScrub(e);
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const onMouseUp = (e: MouseEvent) => {
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setIsScrubbing(false);
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if (scrubTime !== null) seek(scrubTime); // finalize seek
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setScrubTime(null);
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};
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window.addEventListener("mousemove", onMouseMove);
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window.addEventListener("mouseup", onMouseUp);
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return () => {
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window.removeEventListener("mousemove", onMouseMove);
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window.removeEventListener("mouseup", onMouseUp);
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};
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}, [isScrubbing, scrubTime, seek, handleScrub]);
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const playheadPosition =
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isScrubbing && scrubTime !== null ? scrubTime : currentTime;
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const dragProps = {
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onDragEnter: handleDragEnter,
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onDragOver: handleDragOver,
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onDragLeave: handleDragLeave,
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onDrop: handleDrop,
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};
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// Action handlers for toolbar
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const handleSplitSelected = () => {
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if (selectedClips.length === 0) {
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toast.error("No clips selected");
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return;
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}
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let splitCount = 0;
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selectedClips.forEach(({ trackId, clipId }) => {
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const track = tracks.find((t) => t.id === trackId);
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const clip = track?.clips.find((c) => c.id === clipId);
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if (clip && track) {
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const effectiveStart = clip.startTime;
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const effectiveEnd =
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clip.startTime + (clip.duration - clip.trimStart - clip.trimEnd);
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if (currentTime > effectiveStart && currentTime < effectiveEnd) {
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const newClipId = splitClip(trackId, clipId, currentTime);
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if (newClipId) splitCount++;
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}
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}
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});
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if (splitCount > 0) {
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toast.success(`Split ${splitCount} clip(s) at playhead`);
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} else {
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toast.error("Playhead must be within selected clips to split");
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}
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};
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const handleDuplicateSelected = () => {
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if (selectedClips.length === 0) {
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toast.error("No clips selected");
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return;
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}
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selectedClips.forEach(({ trackId, clipId }) => {
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const track = tracks.find((t) => t.id === trackId);
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const clip = track?.clips.find((c) => c.id === clipId);
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if (clip && track) {
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addClipToTrack(track.id, {
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mediaId: clip.mediaId,
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name: clip.name + " (copy)",
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duration: clip.duration,
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startTime:
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clip.startTime +
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(clip.duration - clip.trimStart - clip.trimEnd) +
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0.1,
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trimStart: clip.trimStart,
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trimEnd: clip.trimEnd,
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});
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}
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});
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toast.success("Duplicated selected clip(s)");
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};
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const handleFreezeSelected = () => {
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if (selectedClips.length === 0) {
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toast.error("No clips selected");
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return;
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}
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selectedClips.forEach(({ trackId, clipId }) => {
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const track = tracks.find((t) => t.id === trackId);
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const clip = track?.clips.find((c) => c.id === clipId);
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if (clip && track) {
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// Add a new freeze frame clip at the playhead
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addClipToTrack(track.id, {
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mediaId: clip.mediaId,
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name: clip.name + " (freeze)",
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duration: 1, // 1 second freeze frame
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startTime: currentTime,
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trimStart: 0,
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|
trimEnd: clip.duration - 1,
|
|
});
|
|
}
|
|
});
|
|
toast.success("Freeze frame added for selected clip(s)");
|
|
};
|
|
const handleSplitAndKeepLeft = () => {
|
|
if (selectedClips.length === 0) {
|
|
toast.error("No clips selected");
|
|
return;
|
|
}
|
|
|
|
let splitCount = 0;
|
|
selectedClips.forEach(({ trackId, clipId }) => {
|
|
const track = tracks.find((t) => t.id === trackId);
|
|
const clip = track?.clips.find((c) => c.id === clipId);
|
|
if (clip && track) {
|
|
const effectiveStart = clip.startTime;
|
|
const effectiveEnd = clip.startTime + (clip.duration - clip.trimStart - clip.trimEnd);
|
|
|
|
if (currentTime > effectiveStart && currentTime < effectiveEnd) {
|
|
splitAndKeepLeft(trackId, clipId, currentTime);
|
|
splitCount++;
|
|
}
|
|
}
|
|
});
|
|
|
|
if (splitCount > 0) {
|
|
toast.success(`Split and kept left portion of ${splitCount} clip(s)`);
|
|
} else {
|
|
toast.error("Playhead must be within selected clips");
|
|
}
|
|
};
|
|
|
|
const handleSplitAndKeepRight = () => {
|
|
if (selectedClips.length === 0) {
|
|
toast.error("No clips selected");
|
|
return;
|
|
}
|
|
|
|
let splitCount = 0;
|
|
selectedClips.forEach(({ trackId, clipId }) => {
|
|
const track = tracks.find((t) => t.id === trackId);
|
|
const clip = track?.clips.find((c) => c.id === clipId);
|
|
if (clip && track) {
|
|
const effectiveStart = clip.startTime;
|
|
const effectiveEnd = clip.startTime + (clip.duration - clip.trimStart - clip.trimEnd);
|
|
|
|
if (currentTime > effectiveStart && currentTime < effectiveEnd) {
|
|
splitAndKeepRight(trackId, clipId, currentTime);
|
|
splitCount++;
|
|
}
|
|
}
|
|
});
|
|
|
|
if (splitCount > 0) {
|
|
toast.success(`Split and kept right portion of ${splitCount} clip(s)`);
|
|
} else {
|
|
toast.error("Playhead must be within selected clips");
|
|
}
|
|
};
|
|
|
|
const handleSeparateAudio = () => {
|
|
if (selectedClips.length === 0) {
|
|
toast.error("No clips selected");
|
|
return;
|
|
}
|
|
|
|
let separatedCount = 0;
|
|
selectedClips.forEach(({ trackId, clipId }) => {
|
|
const track = tracks.find((t) => t.id === trackId);
|
|
const clip = track?.clips.find((c) => c.id === clipId);
|
|
const mediaItem = mediaItems.find((item) => item.id === clip?.mediaId);
|
|
|
|
if (clip && track && mediaItem?.type === "video" && track.type === "video") {
|
|
const audioClipId = separateAudio(trackId, clipId);
|
|
if (audioClipId) separatedCount++;
|
|
}
|
|
});
|
|
|
|
if (separatedCount > 0) {
|
|
toast.success(`Separated audio from ${separatedCount} video clip(s)`);
|
|
} else {
|
|
toast.error("Select video clips to separate audio");
|
|
}
|
|
};
|
|
const handleDeleteSelected = () => {
|
|
if (selectedClips.length === 0) {
|
|
toast.error("No clips selected");
|
|
return;
|
|
}
|
|
selectedClips.forEach(({ trackId, clipId }) => {
|
|
removeClipFromTrack(trackId, clipId);
|
|
});
|
|
clearSelectedClips();
|
|
toast.success("Deleted selected clip(s)");
|
|
};
|
|
|
|
// Prevent explorer zooming in/out when in timeline
|
|
useEffect(() => {
|
|
const preventZoom = (e: WheelEvent) => {
|
|
// if (isInTimeline && (e.ctrlKey || e.metaKey)) {
|
|
if (
|
|
isInTimeline &&
|
|
(e.ctrlKey || e.metaKey) &&
|
|
timelineRef.current?.contains(e.target as Node)
|
|
) {
|
|
e.preventDefault();
|
|
}
|
|
};
|
|
|
|
document.addEventListener("wheel", preventZoom, { passive: false });
|
|
|
|
return () => {
|
|
document.removeEventListener("wheel", preventZoom);
|
|
};
|
|
}, [isInTimeline]);
|
|
|
|
return (
|
|
<div
|
|
className={`h-full flex flex-col transition-colors duration-200 relative ${isDragOver ? "bg-accent/30 border-accent" : ""}`}
|
|
{...dragProps}
|
|
onMouseEnter={() => setIsInTimeline(true)}
|
|
onMouseLeave={() => setIsInTimeline(false)}
|
|
onWheel={handleWheel}
|
|
>
|
|
{/* Toolbar */}
|
|
<div className="border-b flex items-center px-2 py-1 gap-1">
|
|
<TooltipProvider delayDuration={500}>
|
|
{/* Play/Pause Button */}
|
|
<Tooltip>
|
|
<TooltipTrigger asChild>
|
|
<Button
|
|
variant="text"
|
|
size="icon"
|
|
onClick={toggle}
|
|
className="mr-2"
|
|
>
|
|
{isPlaying ? (
|
|
<Pause className="h-4 w-4" />
|
|
) : (
|
|
<Play className="h-4 w-4" />
|
|
)}
|
|
</Button>
|
|
</TooltipTrigger>
|
|
<TooltipContent>
|
|
{isPlaying ? "Pause (Space)" : "Play (Space)"}
|
|
</TooltipContent>
|
|
</Tooltip>
|
|
|
|
<div className="w-px h-6 bg-border mx-1" />
|
|
|
|
{/* Time Display */}
|
|
<div
|
|
className="text-xs text-muted-foreground font-mono px-2"
|
|
style={{ minWidth: "18ch", textAlign: "center" }}
|
|
>
|
|
{currentTime.toFixed(1)}s / {duration.toFixed(1)}s
|
|
</div>
|
|
|
|
{/* Test Clip Button - for debugging */}
|
|
{tracks.length === 0 && (
|
|
<>
|
|
<div className="w-px h-6 bg-border mx-1" />
|
|
<Tooltip>
|
|
<TooltipTrigger asChild>
|
|
<Button
|
|
variant="outline"
|
|
size="sm"
|
|
onClick={() => {
|
|
const trackId = addTrack("video");
|
|
addClipToTrack(trackId, {
|
|
mediaId: "test",
|
|
name: "Test Clip",
|
|
duration: 5,
|
|
startTime: 0,
|
|
trimStart: 0,
|
|
trimEnd: 0,
|
|
});
|
|
}}
|
|
className="text-xs"
|
|
>
|
|
Add Test Clip
|
|
</Button>
|
|
</TooltipTrigger>
|
|
<TooltipContent>Add a test clip to try playback</TooltipContent>
|
|
</Tooltip>
|
|
</>
|
|
)}
|
|
|
|
<div className="w-px h-6 bg-border mx-1" />
|
|
|
|
<Tooltip>
|
|
<TooltipTrigger asChild>
|
|
<Button variant="text" size="icon" onClick={handleSplitSelected}>
|
|
<Scissors className="h-4 w-4" />
|
|
</Button>
|
|
</TooltipTrigger>
|
|
<TooltipContent>Split clip (Ctrl+S)</TooltipContent>
|
|
</Tooltip>
|
|
|
|
<Tooltip>
|
|
<TooltipTrigger asChild>
|
|
<Button variant="text" size="icon" onClick={handleSplitAndKeepLeft}>
|
|
<ArrowLeftToLine className="h-4 w-4" />
|
|
</Button>
|
|
</TooltipTrigger>
|
|
<TooltipContent>Split and keep left (Ctrl+Q)</TooltipContent>
|
|
</Tooltip>
|
|
|
|
<Tooltip>
|
|
<TooltipTrigger asChild>
|
|
<Button variant="text" size="icon" onClick={handleSplitAndKeepRight}>
|
|
<ArrowRightToLine className="h-4 w-4" />
|
|
</Button>
|
|
</TooltipTrigger>
|
|
<TooltipContent>Split and keep right (Ctrl+W)</TooltipContent>
|
|
</Tooltip>
|
|
|
|
<Tooltip>
|
|
<TooltipTrigger asChild>
|
|
<Button variant="text" size="icon" onClick={handleSeparateAudio}>
|
|
<SplitSquareHorizontal className="h-4 w-4" />
|
|
</Button>
|
|
</TooltipTrigger>
|
|
<TooltipContent>Separate audio (Ctrl+D)</TooltipContent>
|
|
</Tooltip>
|
|
|
|
<Tooltip>
|
|
<TooltipTrigger asChild>
|
|
<Button
|
|
variant="text"
|
|
size="icon"
|
|
onClick={handleDuplicateSelected}
|
|
>
|
|
<Copy className="h-4 w-4" />
|
|
</Button>
|
|
</TooltipTrigger>
|
|
<TooltipContent>Duplicate clip (Ctrl+D)</TooltipContent>
|
|
</Tooltip>
|
|
|
|
<Tooltip>
|
|
<TooltipTrigger asChild>
|
|
<Button variant="text" size="icon" onClick={handleFreezeSelected}>
|
|
<Snowflake className="h-4 w-4" />
|
|
</Button>
|
|
</TooltipTrigger>
|
|
<TooltipContent>Freeze frame (F)</TooltipContent>
|
|
</Tooltip>
|
|
|
|
<Tooltip>
|
|
<TooltipTrigger asChild>
|
|
<Button variant="text" size="icon" onClick={handleDeleteSelected}>
|
|
<Trash2 className="h-4 w-4" />
|
|
</Button>
|
|
</TooltipTrigger>
|
|
<TooltipContent>Delete clip (Delete)</TooltipContent>
|
|
</Tooltip>
|
|
|
|
<div className="w-px h-6 bg-border mx-1" />
|
|
|
|
{/* Speed Control */}
|
|
<Tooltip>
|
|
<TooltipTrigger asChild>
|
|
<Select
|
|
value={speed.toFixed(1)}
|
|
onValueChange={(value) => setSpeed(parseFloat(value))}
|
|
>
|
|
<SelectTrigger className="w-[90px] h-8">
|
|
<SelectValue placeholder="1.0x" />
|
|
</SelectTrigger>
|
|
<SelectContent>
|
|
<SelectItem value="0.5">0.5x</SelectItem>
|
|
<SelectItem value="1.0">1.0x</SelectItem>
|
|
<SelectItem value="1.5">1.5x</SelectItem>
|
|
<SelectItem value="2.0">2.0x</SelectItem>
|
|
</SelectContent>
|
|
</Select>
|
|
</TooltipTrigger>
|
|
<TooltipContent>Playback Speed</TooltipContent>
|
|
</Tooltip>
|
|
</TooltipProvider>
|
|
</div>
|
|
|
|
{/* Timeline Container */}
|
|
<div className="flex-1 flex flex-col overflow-hidden">
|
|
{/* Timeline Header with Ruler */}
|
|
<div className="flex border-b bg-background sticky top-0 z-10">
|
|
{/* Track Labels Header */}
|
|
<div className="w-48 flex-shrink-0 bg-muted/30 border-r flex items-center justify-between px-3 py-2">
|
|
<span className="text-sm font-medium text-muted-foreground">
|
|
Tracks
|
|
</span>
|
|
<div className="text-xs text-muted-foreground">
|
|
{zoomLevel.toFixed(1)}x
|
|
</div>
|
|
</div>
|
|
|
|
{/* Timeline Ruler */}
|
|
<div className="flex-1 relative overflow-hidden">
|
|
<ScrollArea className="w-full">
|
|
<div
|
|
className="relative h-12 bg-muted/30 cursor-pointer"
|
|
style={{
|
|
width: `${Math.max(1000, duration * 50 * zoomLevel)}px`,
|
|
}}
|
|
onClick={(e) => {
|
|
// Calculate the clicked time position and seek to it
|
|
handleSeekToPosition(e);
|
|
}}
|
|
>
|
|
{/* Time markers */}
|
|
{(() => {
|
|
// Calculate appropriate time interval based on zoom level
|
|
const getTimeInterval = (zoom: number) => {
|
|
const pixelsPerSecond = 50 * zoom;
|
|
if (pixelsPerSecond >= 200) return 0.1; // Every 0.1s when very zoomed in
|
|
if (pixelsPerSecond >= 100) return 0.5; // Every 0.5s when zoomed in
|
|
if (pixelsPerSecond >= 50) return 1; // Every 1s at normal zoom
|
|
if (pixelsPerSecond >= 25) return 2; // Every 2s when zoomed out
|
|
if (pixelsPerSecond >= 12) return 5; // Every 5s when more zoomed out
|
|
if (pixelsPerSecond >= 6) return 10; // Every 10s when very zoomed out
|
|
return 30; // Every 30s when extremely zoomed out
|
|
};
|
|
|
|
const interval = getTimeInterval(zoomLevel);
|
|
const markerCount = Math.ceil(duration / interval) + 1;
|
|
|
|
return Array.from({ length: markerCount }, (_, i) => {
|
|
const time = i * interval;
|
|
if (time > duration) return null;
|
|
|
|
const isMainMarker =
|
|
time % (interval >= 1 ? Math.max(1, interval) : 1) === 0;
|
|
|
|
return (
|
|
<div
|
|
key={i}
|
|
className={`absolute top-0 bottom-0 ${
|
|
isMainMarker
|
|
? "border-l border-muted-foreground/40"
|
|
: "border-l border-muted-foreground/20"
|
|
}`}
|
|
style={{ left: `${time * 50 * zoomLevel}px` }}
|
|
>
|
|
<span
|
|
className={`absolute top-1 left-1 text-xs ${
|
|
isMainMarker
|
|
? "text-muted-foreground font-medium"
|
|
: "text-muted-foreground/70"
|
|
}`}
|
|
>
|
|
{(() => {
|
|
const formatTime = (seconds: number) => {
|
|
const hours = Math.floor(seconds / 3600);
|
|
const minutes = Math.floor((seconds % 3600) / 60);
|
|
const secs = seconds % 60;
|
|
|
|
if (hours > 0) {
|
|
return `${hours}:${minutes.toString().padStart(2, "0")}:${Math.floor(secs).toString().padStart(2, "0")}`;
|
|
} else if (minutes > 0) {
|
|
return `${minutes}:${Math.floor(secs).toString().padStart(2, "0")}`;
|
|
} else if (interval >= 1) {
|
|
return `${Math.floor(secs)}s`;
|
|
} else {
|
|
return `${secs.toFixed(1)}s`;
|
|
}
|
|
};
|
|
return formatTime(time);
|
|
})()}
|
|
</span>
|
|
</div>
|
|
);
|
|
}).filter(Boolean);
|
|
})()}
|
|
|
|
{/* Playhead in ruler (scrubbable) */}
|
|
<div
|
|
className="absolute top-0 bottom-0 w-0.5 bg-red-500 pointer-events-auto z-10 cursor-ew-resize"
|
|
style={{ left: `${playheadPosition * 50 * zoomLevel}px` }}
|
|
onMouseDown={handlePlayheadMouseDown}
|
|
>
|
|
<div className="absolute top-1 left-1/2 transform -translate-x-1/2 w-3 h-3 bg-red-500 rounded-full border-2 border-white shadow-sm" />
|
|
</div>
|
|
</div>
|
|
</ScrollArea>
|
|
</div>
|
|
</div>
|
|
|
|
{/* Tracks Area */}
|
|
<div className="flex-1 flex overflow-hidden">
|
|
{/* Track Labels */}
|
|
{tracks.length > 0 && (
|
|
<div className="w-48 flex-shrink-0 border-r bg-background overflow-y-auto">
|
|
<div className="flex flex-col">
|
|
{tracks.map((track) => (
|
|
<div
|
|
key={track.id}
|
|
className="h-[60px] flex items-center px-3 border-b border-muted/30 bg-background group"
|
|
onContextMenu={(e) => {
|
|
e.preventDefault();
|
|
setContextMenu({
|
|
type: "track",
|
|
trackId: track.id,
|
|
x: e.clientX,
|
|
y: e.clientY,
|
|
});
|
|
}}
|
|
>
|
|
<div className="flex items-center flex-1 min-w-0">
|
|
<div
|
|
className={`w-3 h-3 rounded-full flex-shrink-0 ${
|
|
track.type === "video"
|
|
? "bg-blue-500"
|
|
: track.type === "audio"
|
|
? "bg-green-500"
|
|
: "bg-purple-500"
|
|
}`}
|
|
/>
|
|
<span className="ml-2 text-sm font-medium truncate">
|
|
{track.name}
|
|
</span>
|
|
</div>
|
|
{track.muted && (
|
|
<span className="ml-2 text-xs text-red-500 font-semibold flex-shrink-0">
|
|
Muted
|
|
</span>
|
|
)}
|
|
</div>
|
|
))}
|
|
</div>
|
|
</div>
|
|
)}
|
|
|
|
{/* Timeline Tracks Content */}
|
|
<div className="flex-1 relative overflow-hidden">
|
|
<div
|
|
className="w-full h-full overflow-hidden flex"
|
|
ref={timelineRef}
|
|
style={{ position: "relative" }}
|
|
>
|
|
{/* Timeline grid and clips area (with left margin for sifdebar) */}
|
|
<div
|
|
className="relative flex-1"
|
|
style={{
|
|
height: `${Math.max(200, Math.min(800, tracks.length * 60))}px`,
|
|
width: `${Math.max(1000, duration * 50 * zoomLevel)}px`,
|
|
}}
|
|
onClick={handleTimelineAreaClick}
|
|
onMouseDown={handleTimelineMouseDown}
|
|
>
|
|
{tracks.length === 0 ? (
|
|
<div className="absolute inset-0 flex items-center justify-center">
|
|
<div className="text-center">
|
|
<div className="w-16 h-16 rounded-full bg-muted/30 flex items-center justify-center mb-4 mx-auto">
|
|
<SplitSquareHorizontal className="h-8 w-8 text-muted-foreground" />
|
|
</div>
|
|
<p className="text-sm text-muted-foreground">
|
|
Drop media here to start
|
|
</p>
|
|
</div>
|
|
</div>
|
|
) : (
|
|
<>
|
|
{tracks.map((track, index) => (
|
|
<div
|
|
key={track.id}
|
|
className="absolute left-0 right-0 border-b border-muted/30"
|
|
style={{
|
|
top: `${index * 60}px`,
|
|
height: "60px",
|
|
}}
|
|
// Show context menu on right click
|
|
onContextMenu={(e) => {
|
|
e.preventDefault();
|
|
setContextMenu({
|
|
type: "track",
|
|
trackId: track.id,
|
|
x: e.clientX,
|
|
y: e.clientY,
|
|
});
|
|
}}
|
|
onClick={(e) => {
|
|
// If clicking empty area (not on a clip), deselect all clips
|
|
if (
|
|
!(e.target as HTMLElement).closest(".timeline-clip")
|
|
) {
|
|
const { clearSelectedClips } =
|
|
useTimelineStore.getState();
|
|
clearSelectedClips();
|
|
}
|
|
}}
|
|
>
|
|
<TimelineTrackContent
|
|
track={track}
|
|
zoomLevel={zoomLevel}
|
|
setContextMenu={setContextMenu}
|
|
contextMenu={contextMenu}
|
|
/>
|
|
</div>
|
|
))}
|
|
|
|
{/* Playhead for tracks area (scrubbable) */}
|
|
{tracks.length > 0 && (
|
|
<div
|
|
className="absolute top-0 w-0.5 bg-red-500 pointer-events-auto z-20 cursor-ew-resize"
|
|
style={{
|
|
left: `${playheadPosition * 50 * zoomLevel}px`,
|
|
height: `${tracks.length * 60}px`,
|
|
}}
|
|
onMouseDown={handlePlayheadMouseDown}
|
|
/>
|
|
)}
|
|
</>
|
|
)}
|
|
{isDragOver && (
|
|
<div className="absolute inset-0 z-20 flex items-center justify-center pointer-events-none backdrop-blur-lg">
|
|
<div>
|
|
{isProcessing
|
|
? `Processing ${progress}%`
|
|
: "Drop media here to add to timeline"}
|
|
</div>
|
|
</div>
|
|
)}
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
|
|
{/* Clean Unified Context Menu */}
|
|
{contextMenu && (
|
|
<div
|
|
className="fixed z-50 min-w-[160px] bg-popover border border-border rounded-md shadow-md py-1 text-sm"
|
|
style={{ left: contextMenu.x, top: contextMenu.y }}
|
|
onContextMenu={(e) => e.preventDefault()}
|
|
>
|
|
{contextMenu.type === "track" ? (
|
|
// Track context menu
|
|
<>
|
|
<button
|
|
className="flex items-center w-full px-3 py-2 hover:bg-accent hover:text-accent-foreground transition-colors text-left"
|
|
onClick={() => {
|
|
const track = tracks.find(
|
|
(t) => t.id === contextMenu.trackId
|
|
);
|
|
if (track) toggleTrackMute(track.id);
|
|
setContextMenu(null);
|
|
}}
|
|
>
|
|
{contextMenu.trackId ? (
|
|
<div className="flex items-center w-full px-3 py-2 hover:bg-accent hover:text-accent-foreground transition-colors text-left">
|
|
<Volume2 className="h-4 w-4 mr-2" />
|
|
Unmute Track
|
|
</div>
|
|
) : (
|
|
<div className="flex items-center w-full px-3 py-2 hover:bg-accent hover:text-accent-foreground transition-colors text-left">
|
|
<VolumeX className="h-4 w-4 mr-2" />
|
|
Mute Track
|
|
</div>
|
|
)}
|
|
</button>
|
|
<div className="h-px bg-border mx-1 my-1" />
|
|
<button
|
|
className="flex items-center w-full px-3 py-2 text-destructive hover:bg-destructive/10 transition-colors text-left"
|
|
onClick={() => {
|
|
removeTrack(contextMenu.trackId);
|
|
setContextMenu(null);
|
|
toast.success("Track deleted");
|
|
}}
|
|
>
|
|
<Trash2 className="h-4 w-4 mr-2" />
|
|
Delete Track
|
|
</button>
|
|
</>
|
|
) : (
|
|
// Clip context menu
|
|
<>
|
|
<button
|
|
className="flex items-center w-full px-3 py-2 hover:bg-accent hover:text-accent-foreground transition-colors text-left"
|
|
onClick={() => {
|
|
if (contextMenu.clipId) {
|
|
const track = tracks.find(
|
|
(t) => t.id === contextMenu.trackId
|
|
);
|
|
const clip = track?.clips.find(
|
|
(c) => c.id === contextMenu.clipId
|
|
);
|
|
if (clip && track) {
|
|
const splitTime = currentTime;
|
|
const effectiveStart = clip.startTime;
|
|
const effectiveEnd =
|
|
clip.startTime +
|
|
(clip.duration - clip.trimStart - clip.trimEnd);
|
|
|
|
if (
|
|
splitTime > effectiveStart &&
|
|
splitTime < effectiveEnd
|
|
) {
|
|
updateClipTrim(
|
|
track.id,
|
|
clip.id,
|
|
clip.trimStart,
|
|
clip.trimEnd + (effectiveEnd - splitTime)
|
|
);
|
|
useTimelineStore.getState().addClipToTrack(track.id, {
|
|
mediaId: clip.mediaId,
|
|
name: clip.name + " (split)",
|
|
duration: clip.duration,
|
|
startTime: splitTime,
|
|
trimStart:
|
|
clip.trimStart + (splitTime - effectiveStart),
|
|
trimEnd: clip.trimEnd,
|
|
});
|
|
toast.success("Clip split successfully");
|
|
} else {
|
|
toast.error("Playhead must be within clip to split");
|
|
}
|
|
}
|
|
}
|
|
setContextMenu(null);
|
|
}}
|
|
>
|
|
<Scissors className="h-4 w-4 mr-2" />
|
|
Split at Playhead
|
|
</button>
|
|
<button
|
|
className="flex items-center w-full px-3 py-2 hover:bg-accent hover:text-accent-foreground transition-colors text-left"
|
|
onClick={() => {
|
|
if (contextMenu.clipId) {
|
|
const track = tracks.find(
|
|
(t) => t.id === contextMenu.trackId
|
|
);
|
|
const clip = track?.clips.find(
|
|
(c) => c.id === contextMenu.clipId
|
|
);
|
|
if (clip && track) {
|
|
useTimelineStore.getState().addClipToTrack(track.id, {
|
|
mediaId: clip.mediaId,
|
|
name: clip.name + " (copy)",
|
|
duration: clip.duration,
|
|
startTime:
|
|
clip.startTime +
|
|
(clip.duration - clip.trimStart - clip.trimEnd) +
|
|
0.1,
|
|
trimStart: clip.trimStart,
|
|
trimEnd: clip.trimEnd,
|
|
});
|
|
toast.success("Clip duplicated");
|
|
}
|
|
}
|
|
setContextMenu(null);
|
|
}}
|
|
>
|
|
<Copy className="h-4 w-4 mr-2" />
|
|
Duplicate Clip
|
|
</button>
|
|
<div className="h-px bg-border mx-1 my-1" />
|
|
<button
|
|
className="flex items-center w-full px-3 py-2 text-destructive hover:bg-destructive/10 transition-colors text-left"
|
|
onClick={() => {
|
|
if (contextMenu.clipId) {
|
|
removeClipFromTrack(
|
|
contextMenu.trackId,
|
|
contextMenu.clipId
|
|
);
|
|
toast.success("Clip deleted");
|
|
}
|
|
setContextMenu(null);
|
|
}}
|
|
>
|
|
<Trash2 className="h-4 w-4 mr-2" />
|
|
Delete Clip
|
|
</button>
|
|
</>
|
|
)}
|
|
</div>
|
|
)}
|
|
</div>
|
|
);
|
|
}
|
|
|
|
function TimelineTrackContent({
|
|
track,
|
|
zoomLevel,
|
|
setContextMenu,
|
|
contextMenu,
|
|
}: {
|
|
track: TimelineTrack;
|
|
zoomLevel: number;
|
|
setContextMenu: (menu: ContextMenuState | null) => void;
|
|
contextMenu: ContextMenuState | null;
|
|
}) {
|
|
const { mediaItems } = useMediaStore();
|
|
const {
|
|
tracks,
|
|
moveClipToTrack,
|
|
updateClipStartTime,
|
|
addClipToTrack,
|
|
selectedClips,
|
|
selectClip,
|
|
deselectClip,
|
|
dragState,
|
|
startDrag: startDragAction,
|
|
updateDragTime,
|
|
endDrag: endDragAction,
|
|
} = useTimelineStore();
|
|
|
|
const timelineRef = useRef<HTMLDivElement>(null);
|
|
const [isDropping, setIsDropping] = useState(false);
|
|
const [dropPosition, setDropPosition] = useState<number | null>(null);
|
|
const [wouldOverlap, setWouldOverlap] = useState(false);
|
|
const dragCounterRef = useRef(0);
|
|
const [mouseDownLocation, setMouseDownLocation] = useState<{
|
|
x: number;
|
|
y: number;
|
|
} | null>(null);
|
|
|
|
// Set up mouse event listeners for drag
|
|
useEffect(() => {
|
|
if (!dragState.isDragging) return;
|
|
|
|
const handleMouseMove = (e: MouseEvent) => {
|
|
if (!timelineRef.current) return;
|
|
|
|
const timelineRect = timelineRef.current.getBoundingClientRect();
|
|
const mouseX = e.clientX - timelineRect.left;
|
|
const mouseTime = Math.max(0, mouseX / (50 * zoomLevel));
|
|
const adjustedTime = Math.max(0, mouseTime - dragState.clickOffsetTime);
|
|
const snappedTime = Math.round(adjustedTime * 10) / 10;
|
|
|
|
updateDragTime(snappedTime);
|
|
};
|
|
|
|
const handleMouseUp = () => {
|
|
if (!dragState.clipId || !dragState.trackId) return;
|
|
|
|
const finalTime = dragState.currentTime;
|
|
|
|
// Check for overlaps and update position
|
|
const sourceTrack = tracks.find((t) => t.id === dragState.trackId);
|
|
const movingClip = sourceTrack?.clips.find(
|
|
(c) => c.id === dragState.clipId
|
|
);
|
|
|
|
if (movingClip) {
|
|
const movingClipDuration =
|
|
movingClip.duration - movingClip.trimStart - movingClip.trimEnd;
|
|
const movingClipEnd = finalTime + movingClipDuration;
|
|
|
|
const targetTrack = tracks.find((t) => t.id === track.id);
|
|
const hasOverlap = targetTrack?.clips.some((existingClip) => {
|
|
if (
|
|
dragState.trackId === track.id &&
|
|
existingClip.id === dragState.clipId
|
|
) {
|
|
return false;
|
|
}
|
|
const existingStart = existingClip.startTime;
|
|
const existingEnd =
|
|
existingClip.startTime +
|
|
(existingClip.duration -
|
|
existingClip.trimStart -
|
|
existingClip.trimEnd);
|
|
return finalTime < existingEnd && movingClipEnd > existingStart;
|
|
});
|
|
|
|
if (!hasOverlap) {
|
|
if (dragState.trackId === track.id) {
|
|
updateClipStartTime(track.id, dragState.clipId, finalTime);
|
|
} else {
|
|
moveClipToTrack(dragState.trackId, track.id, dragState.clipId);
|
|
requestAnimationFrame(() => {
|
|
updateClipStartTime(track.id, dragState.clipId!, finalTime);
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
endDragAction();
|
|
};
|
|
|
|
document.addEventListener("mousemove", handleMouseMove);
|
|
document.addEventListener("mouseup", handleMouseUp);
|
|
|
|
return () => {
|
|
document.removeEventListener("mousemove", handleMouseMove);
|
|
document.removeEventListener("mouseup", handleMouseUp);
|
|
};
|
|
}, [
|
|
dragState.isDragging,
|
|
dragState.clickOffsetTime,
|
|
dragState.clipId,
|
|
dragState.trackId,
|
|
dragState.currentTime,
|
|
zoomLevel,
|
|
tracks,
|
|
track.id,
|
|
updateDragTime,
|
|
updateClipStartTime,
|
|
moveClipToTrack,
|
|
endDragAction,
|
|
]);
|
|
|
|
const handleClipMouseDown = (e: React.MouseEvent, clip: TypeTimelineClip) => {
|
|
setMouseDownLocation({ x: e.clientX, y: e.clientY });
|
|
// Handle multi-selection only in mousedown
|
|
if (e.metaKey || e.ctrlKey || e.shiftKey) {
|
|
selectClip(track.id, clip.id, true);
|
|
}
|
|
|
|
// Calculate the offset from the left edge of the clip to where the user clicked
|
|
const clipElement = e.currentTarget as HTMLElement;
|
|
const clipRect = clipElement.getBoundingClientRect();
|
|
const clickOffsetX = e.clientX - clipRect.left;
|
|
const clickOffsetTime = clickOffsetX / (50 * zoomLevel);
|
|
|
|
startDragAction(
|
|
clip.id,
|
|
track.id,
|
|
e.clientX,
|
|
clip.startTime,
|
|
clickOffsetTime
|
|
);
|
|
};
|
|
|
|
const handleClipClick = (e: React.MouseEvent, clip: TypeTimelineClip) => {
|
|
e.stopPropagation();
|
|
|
|
// Check if mouse moved significantly
|
|
if (mouseDownLocation) {
|
|
const deltaX = Math.abs(e.clientX - mouseDownLocation.x);
|
|
const deltaY = Math.abs(e.clientY - mouseDownLocation.y);
|
|
// If it moved more than a few pixels, consider it a drag and not a click.
|
|
if (deltaX > 5 || deltaY > 5) {
|
|
setMouseDownLocation(null); // Reset for next interaction
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Close context menu if it's open
|
|
if (contextMenu) {
|
|
setContextMenu(null);
|
|
return; // Don't handle selection when closing context menu
|
|
}
|
|
|
|
// Skip selection logic for multi-selection (handled in mousedown)
|
|
if (e.metaKey || e.ctrlKey || e.shiftKey) {
|
|
return;
|
|
}
|
|
|
|
// Handle single selection/deselection
|
|
const isSelected = selectedClips.some(
|
|
(c) => c.trackId === track.id && c.clipId === clip.id
|
|
);
|
|
|
|
if (isSelected) {
|
|
// If clip is selected, deselect it
|
|
deselectClip(track.id, clip.id);
|
|
} else {
|
|
// If clip is not selected, select it (replacing other selections)
|
|
selectClip(track.id, clip.id, false);
|
|
}
|
|
};
|
|
|
|
const handleClipContextMenu = (e: React.MouseEvent, clipId: string) => {
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
setContextMenu({
|
|
type: "clip",
|
|
trackId: track.id,
|
|
clipId: clipId,
|
|
x: e.clientX,
|
|
y: e.clientY,
|
|
});
|
|
};
|
|
|
|
const handleTrackDragOver = (e: React.DragEvent) => {
|
|
e.preventDefault();
|
|
|
|
// Handle both timeline clips and media items
|
|
const hasTimelineClip = e.dataTransfer.types.includes(
|
|
"application/x-timeline-clip"
|
|
);
|
|
const hasMediaItem = e.dataTransfer.types.includes(
|
|
"application/x-media-item"
|
|
);
|
|
|
|
if (!hasTimelineClip && !hasMediaItem) return;
|
|
|
|
if (hasMediaItem) {
|
|
try {
|
|
const mediaItemData = e.dataTransfer.getData(
|
|
"application/x-media-item"
|
|
);
|
|
if (mediaItemData) {
|
|
const { type } = JSON.parse(mediaItemData);
|
|
const isCompatible =
|
|
(track.type === "video" &&
|
|
(type === "video" || type === "image")) ||
|
|
(track.type === "audio" && type === "audio");
|
|
|
|
if (!isCompatible) {
|
|
e.dataTransfer.dropEffect = "none";
|
|
return;
|
|
}
|
|
}
|
|
} catch (error) {
|
|
console.error("Error parsing dropped media item:", error);
|
|
}
|
|
}
|
|
|
|
// Calculate drop position for overlap checking
|
|
const trackContainer = e.currentTarget.querySelector(
|
|
".track-clips-container"
|
|
) as HTMLElement;
|
|
let dropTime = 0;
|
|
if (trackContainer) {
|
|
const rect = trackContainer.getBoundingClientRect();
|
|
const mouseX = Math.max(0, e.clientX - rect.left);
|
|
dropTime = mouseX / (50 * zoomLevel);
|
|
}
|
|
|
|
// Check for potential overlaps and show appropriate feedback
|
|
let wouldOverlap = false;
|
|
|
|
if (hasMediaItem) {
|
|
try {
|
|
const mediaItemData = e.dataTransfer.getData(
|
|
"application/x-media-item"
|
|
);
|
|
if (mediaItemData) {
|
|
const { id } = JSON.parse(mediaItemData);
|
|
const mediaItem = mediaItems.find((item) => item.id === id);
|
|
if (mediaItem) {
|
|
const newClipDuration = mediaItem.duration || 5;
|
|
const snappedTime = Math.round(dropTime * 10) / 10;
|
|
const newClipEnd = snappedTime + newClipDuration;
|
|
|
|
wouldOverlap = track.clips.some((existingClip) => {
|
|
const existingStart = existingClip.startTime;
|
|
const existingEnd =
|
|
existingClip.startTime +
|
|
(existingClip.duration -
|
|
existingClip.trimStart -
|
|
existingClip.trimEnd);
|
|
return snappedTime < existingEnd && newClipEnd > existingStart;
|
|
});
|
|
}
|
|
}
|
|
} catch (error) {
|
|
// Continue with default behavior
|
|
}
|
|
} else if (hasTimelineClip) {
|
|
try {
|
|
const timelineClipData = e.dataTransfer.getData(
|
|
"application/x-timeline-clip"
|
|
);
|
|
if (timelineClipData) {
|
|
const { clipId, trackId: fromTrackId } = JSON.parse(timelineClipData);
|
|
const sourceTrack = tracks.find(
|
|
(t: TimelineTrack) => t.id === fromTrackId
|
|
);
|
|
const movingClip = sourceTrack?.clips.find(
|
|
(c: any) => c.id === clipId
|
|
);
|
|
|
|
if (movingClip) {
|
|
const movingClipDuration =
|
|
movingClip.duration - movingClip.trimStart - movingClip.trimEnd;
|
|
const snappedTime = Math.round(dropTime * 10) / 10;
|
|
const movingClipEnd = snappedTime + movingClipDuration;
|
|
|
|
wouldOverlap = track.clips.some((existingClip) => {
|
|
if (fromTrackId === track.id && existingClip.id === clipId)
|
|
return false;
|
|
|
|
const existingStart = existingClip.startTime;
|
|
const existingEnd =
|
|
existingClip.startTime +
|
|
(existingClip.duration -
|
|
existingClip.trimStart -
|
|
existingClip.trimEnd);
|
|
return snappedTime < existingEnd && movingClipEnd > existingStart;
|
|
});
|
|
}
|
|
}
|
|
} catch (error) {
|
|
// Continue with default behavior
|
|
}
|
|
}
|
|
|
|
if (wouldOverlap) {
|
|
e.dataTransfer.dropEffect = "none";
|
|
setWouldOverlap(true);
|
|
setDropPosition(Math.round(dropTime * 10) / 10);
|
|
return;
|
|
}
|
|
|
|
e.dataTransfer.dropEffect = hasTimelineClip ? "move" : "copy";
|
|
setWouldOverlap(false);
|
|
setDropPosition(Math.round(dropTime * 10) / 10);
|
|
};
|
|
|
|
const handleTrackDragEnter = (e: React.DragEvent) => {
|
|
e.preventDefault();
|
|
|
|
const hasTimelineClip = e.dataTransfer.types.includes(
|
|
"application/x-timeline-clip"
|
|
);
|
|
const hasMediaItem = e.dataTransfer.types.includes(
|
|
"application/x-media-item"
|
|
);
|
|
|
|
if (!hasTimelineClip && !hasMediaItem) return;
|
|
|
|
dragCounterRef.current++;
|
|
setIsDropping(true);
|
|
};
|
|
|
|
const handleTrackDragLeave = (e: React.DragEvent) => {
|
|
e.preventDefault();
|
|
|
|
const hasTimelineClip = e.dataTransfer.types.includes(
|
|
"application/x-timeline-clip"
|
|
);
|
|
const hasMediaItem = e.dataTransfer.types.includes(
|
|
"application/x-media-item"
|
|
);
|
|
|
|
if (!hasTimelineClip && !hasMediaItem) return;
|
|
|
|
dragCounterRef.current--;
|
|
|
|
if (dragCounterRef.current === 0) {
|
|
setIsDropping(false);
|
|
setWouldOverlap(false);
|
|
setDropPosition(null);
|
|
}
|
|
};
|
|
|
|
const handleTrackDrop = (e: React.DragEvent) => {
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
|
|
// Reset all drag states
|
|
dragCounterRef.current = 0;
|
|
setIsDropping(false);
|
|
setWouldOverlap(false);
|
|
const currentDropPosition = dropPosition;
|
|
setDropPosition(null);
|
|
|
|
const hasTimelineClip = e.dataTransfer.types.includes(
|
|
"application/x-timeline-clip"
|
|
);
|
|
const hasMediaItem = e.dataTransfer.types.includes(
|
|
"application/x-media-item"
|
|
);
|
|
|
|
if (!hasTimelineClip && !hasMediaItem) return;
|
|
|
|
const trackContainer = e.currentTarget.querySelector(
|
|
".track-clips-container"
|
|
) as HTMLElement;
|
|
if (!trackContainer) return;
|
|
|
|
const rect = trackContainer.getBoundingClientRect();
|
|
const mouseX = Math.max(0, e.clientX - rect.left);
|
|
const newStartTime = mouseX / (50 * zoomLevel);
|
|
const snappedTime = Math.round(newStartTime * 10) / 10;
|
|
|
|
try {
|
|
if (hasTimelineClip) {
|
|
// Handle timeline clip movement
|
|
const timelineClipData = e.dataTransfer.getData(
|
|
"application/x-timeline-clip"
|
|
);
|
|
if (!timelineClipData) return;
|
|
|
|
const {
|
|
clipId,
|
|
trackId: fromTrackId,
|
|
clickOffsetTime = 0,
|
|
} = JSON.parse(timelineClipData);
|
|
|
|
// Find the clip being moved
|
|
const sourceTrack = tracks.find(
|
|
(t: TimelineTrack) => t.id === fromTrackId
|
|
);
|
|
const movingClip = sourceTrack?.clips.find(
|
|
(c: TypeTimelineClip) => c.id === clipId
|
|
);
|
|
|
|
if (!movingClip) {
|
|
toast.error("Clip not found");
|
|
return;
|
|
}
|
|
|
|
// Adjust position based on where user clicked on the clip
|
|
const adjustedStartTime = snappedTime - clickOffsetTime;
|
|
const finalStartTime = Math.max(
|
|
0,
|
|
Math.round(adjustedStartTime * 10) / 10
|
|
);
|
|
|
|
// Check for overlaps with existing clips (excluding the moving clip itself)
|
|
const movingClipDuration =
|
|
movingClip.duration - movingClip.trimStart - movingClip.trimEnd;
|
|
const movingClipEnd = finalStartTime + movingClipDuration;
|
|
|
|
const hasOverlap = track.clips.some((existingClip) => {
|
|
// Skip the clip being moved if it's on the same track
|
|
if (fromTrackId === track.id && existingClip.id === clipId)
|
|
return false;
|
|
|
|
const existingStart = existingClip.startTime;
|
|
const existingEnd =
|
|
existingClip.startTime +
|
|
(existingClip.duration -
|
|
existingClip.trimStart -
|
|
existingClip.trimEnd);
|
|
|
|
// Check if clips overlap
|
|
return finalStartTime < existingEnd && movingClipEnd > existingStart;
|
|
});
|
|
|
|
if (hasOverlap) {
|
|
toast.error(
|
|
"Cannot move clip here - it would overlap with existing clips"
|
|
);
|
|
return;
|
|
}
|
|
|
|
if (fromTrackId === track.id) {
|
|
// Moving within same track
|
|
updateClipStartTime(track.id, clipId, finalStartTime);
|
|
} else {
|
|
// Moving to different track
|
|
moveClipToTrack(fromTrackId, track.id, clipId);
|
|
requestAnimationFrame(() => {
|
|
updateClipStartTime(track.id, clipId, finalStartTime);
|
|
});
|
|
}
|
|
} else if (hasMediaItem) {
|
|
// Handle media item drop
|
|
const mediaItemData = e.dataTransfer.getData(
|
|
"application/x-media-item"
|
|
);
|
|
if (!mediaItemData) return;
|
|
|
|
const { id, type } = JSON.parse(mediaItemData);
|
|
const mediaItem = mediaItems.find((item) => item.id === id);
|
|
|
|
if (!mediaItem) {
|
|
toast.error("Media item not found");
|
|
return;
|
|
}
|
|
|
|
// Check if track type is compatible
|
|
const isCompatible =
|
|
(track.type === "video" && (type === "video" || type === "image")) ||
|
|
(track.type === "audio" && type === "audio");
|
|
|
|
if (!isCompatible) {
|
|
toast.error(`Cannot add ${type} to ${track.type} track`);
|
|
return;
|
|
}
|
|
|
|
// Check for overlaps with existing clips
|
|
const newClipDuration = mediaItem.duration || 5;
|
|
const newClipEnd = snappedTime + newClipDuration;
|
|
|
|
const hasOverlap = track.clips.some((existingClip) => {
|
|
const existingStart = existingClip.startTime;
|
|
const existingEnd =
|
|
existingClip.startTime +
|
|
(existingClip.duration -
|
|
existingClip.trimStart -
|
|
existingClip.trimEnd);
|
|
|
|
// Check if clips overlap
|
|
return snappedTime < existingEnd && newClipEnd > existingStart;
|
|
});
|
|
|
|
if (hasOverlap) {
|
|
toast.error(
|
|
"Cannot place clip here - it would overlap with existing clips"
|
|
);
|
|
return;
|
|
}
|
|
|
|
addClipToTrack(track.id, {
|
|
mediaId: mediaItem.id,
|
|
name: mediaItem.name,
|
|
duration: mediaItem.duration || 5,
|
|
startTime: snappedTime,
|
|
trimStart: 0,
|
|
trimEnd: 0,
|
|
});
|
|
|
|
toast.success(`Added ${mediaItem.name} to ${track.name}`);
|
|
}
|
|
} catch (error) {
|
|
console.error("Error handling drop:", error);
|
|
toast.error("Failed to add media to track");
|
|
}
|
|
};
|
|
|
|
return (
|
|
<div
|
|
className="w-full h-full hover:bg-muted/20"
|
|
onContextMenu={(e) => {
|
|
e.preventDefault();
|
|
// Only show track menu if we didn't click on a clip
|
|
if (!(e.target as HTMLElement).closest(".timeline-clip")) {
|
|
setContextMenu({
|
|
type: "track",
|
|
trackId: track.id,
|
|
x: e.clientX,
|
|
y: e.clientY,
|
|
});
|
|
}
|
|
}}
|
|
onClick={(e) => {
|
|
// If clicking empty area (not on a clip), deselect all clips
|
|
if (!(e.target as HTMLElement).closest(".timeline-clip")) {
|
|
const { clearSelectedClips } = useTimelineStore.getState();
|
|
clearSelectedClips();
|
|
}
|
|
}}
|
|
onDragOver={handleTrackDragOver}
|
|
onDragEnter={handleTrackDragEnter}
|
|
onDragLeave={handleTrackDragLeave}
|
|
onDrop={handleTrackDrop}
|
|
>
|
|
<div
|
|
ref={timelineRef}
|
|
className="h-full relative track-clips-container min-w-full"
|
|
>
|
|
{track.clips.length === 0 ? (
|
|
<div
|
|
className={`h-full w-full rounded-sm border-2 border-dashed flex items-center justify-center text-xs text-muted-foreground transition-colors ${
|
|
isDropping
|
|
? wouldOverlap
|
|
? "border-red-500 bg-red-500/10 text-red-600"
|
|
: "border-blue-500 bg-blue-500/10 text-blue-600"
|
|
: "border-muted/30"
|
|
}`}
|
|
>
|
|
{isDropping
|
|
? wouldOverlap
|
|
? "Cannot drop - would overlap"
|
|
: "Drop clip here"
|
|
: "Drop media here"}
|
|
</div>
|
|
) : (
|
|
<>
|
|
{track.clips.map((clip) => {
|
|
const isSelected = selectedClips.some(
|
|
(c) => c.trackId === track.id && c.clipId === clip.id
|
|
);
|
|
|
|
return (
|
|
<TimelineClip
|
|
key={clip.id}
|
|
clip={clip}
|
|
track={track}
|
|
zoomLevel={zoomLevel}
|
|
isSelected={isSelected}
|
|
onContextMenu={handleClipContextMenu}
|
|
onClipMouseDown={handleClipMouseDown}
|
|
onClipClick={handleClipClick}
|
|
/>
|
|
);
|
|
})}
|
|
</>
|
|
)}
|
|
</div>
|
|
</div>
|
|
);
|
|
}
|