refactor: overhaul timeline component, separate into different files

This commit is contained in:
Maze Winther
2025-06-24 17:51:34 +02:00
parent c3df43b8c8
commit 2aa37920d5
8 changed files with 1944 additions and 1830 deletions

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@ -8,8 +8,7 @@ import {
ResizableHandle,
} from "../../components/ui/resizable";
import { MediaPanel } from "../../components/editor/media-panel";
// import { PropertiesPanel } from "../../components/editor/properties-panel";
import { Timeline } from "../../components/editor/timeline";
import { Timeline } from "../../components/editor/timeline/timeline";
import { PreviewPanel } from "../../components/editor/preview-panel";
import { EditorHeader } from "@/components/editor-header";
import { usePanelStore } from "@/stores/panel-store";
@ -55,7 +54,10 @@ export default function Editor() {
className="min-h-0"
>
{/* Main content area */}
<ResizablePanelGroup direction="horizontal" className="h-full w-full">
<ResizablePanelGroup
direction="horizontal"
className="h-full w-full"
>
{/* Tools Panel */}
<ResizablePanel
defaultSize={toolsPanel}

File diff suppressed because it is too large Load Diff

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@ -0,0 +1,192 @@
"use client";
import { Button } from "../../ui/button";
import { MoreVertical, Scissors, Trash2 } from "lucide-react";
import { useMediaStore } from "@/stores/media-store";
import { useTimelineStore, type TimelineTrack } from "@/stores/timeline-store";
import { usePlaybackStore } from "@/stores/playback-store";
import { type TimelineClip } from "@/types/timeline";
import { useState } from "react";
interface TimelineClipProps {
clip: TimelineClip;
track: TimelineTrack;
zoomLevel: number;
isSelected: boolean;
onResizeStart: (
e: React.MouseEvent,
clipId: string,
side: "left" | "right"
) => void;
onClipDragStart: (e: React.DragEvent, clip: any) => void;
onClipDragEnd: (e: React.DragEvent) => void;
onSelect: (e: React.MouseEvent) => void;
onContextMenu: (e: React.MouseEvent) => void;
getTrackColor: (type: string) => string;
}
export function TimelineClip({
clip,
track,
zoomLevel,
isSelected,
onResizeStart,
onClipDragStart,
onClipDragEnd,
onSelect,
onContextMenu,
getTrackColor,
}: TimelineClipProps) {
const { mediaItems } = useMediaStore();
const { addClipToTrack, updateClipTrim, removeClipFromTrack } =
useTimelineStore();
const { currentTime } = usePlaybackStore();
const [clipMenuOpen, setClipMenuOpen] = useState<string | null>(null);
const effectiveDuration = clip.duration - clip.trimStart - clip.trimEnd;
const clipWidth = Math.max(80, effectiveDuration * 50 * zoomLevel);
const clipLeft = clip.startTime * 50 * zoomLevel;
const renderClipContent = (clip: TimelineClip) => {
const mediaItem = mediaItems.find((item) => item.id === clip.mediaId);
if (!mediaItem) {
return (
<span className="text-xs text-foreground/80 truncate">{clip.name}</span>
);
}
if (mediaItem.type === "image") {
return (
<div className="w-full h-full flex items-center justify-center">
<img
src={mediaItem.url}
alt={mediaItem.name}
className="w-full h-full object-cover"
/>
</div>
);
}
if (mediaItem.type === "video" && mediaItem.thumbnailUrl) {
return (
<div className="w-full h-full flex items-center gap-2">
<div className="w-8 h-8 flex-shrink-0">
<img
src={mediaItem.thumbnailUrl}
alt={mediaItem.name}
className="w-full h-full object-cover rounded-sm"
/>
</div>
<span className="text-xs text-foreground/80 truncate flex-1">
{clip.name}
</span>
</div>
);
}
// Fallback for audio or videos without thumbnails
return (
<span className="text-xs text-foreground/80 truncate">{clip.name}</span>
);
};
const handleSplitClip = (clip: TimelineClip) => {
// Use current playback time as split point
const splitTime = currentTime;
// Only split if splitTime is within the clip's effective range
const effectiveStart = clip.startTime;
const effectiveEnd =
clip.startTime + (clip.duration - clip.trimStart - clip.trimEnd);
if (splitTime <= effectiveStart || splitTime >= effectiveEnd) return;
const firstDuration = splitTime - effectiveStart;
const secondDuration = effectiveEnd - splitTime;
// First part: adjust original clip
updateClipTrim(
track.id,
clip.id,
clip.trimStart,
clip.trimEnd + secondDuration
);
// Second part: add new clip after split
addClipToTrack(track.id, {
mediaId: clip.mediaId,
name: clip.name + " (cut)",
duration: clip.duration,
startTime: splitTime,
trimStart: clip.trimStart + firstDuration,
trimEnd: clip.trimEnd,
});
};
const handleDeleteClip = (clipId: string) => {
removeClipFromTrack(track.id, clipId);
};
return (
<div
className={`timeline-clip absolute h-full border transition-all duration-200 ${getTrackColor(track.type)} flex items-center py-3 min-w-[80px] overflow-hidden group hover:shadow-lg ${isSelected ? "ring-2 ring-blue-500 z-10" : ""}`}
style={{ width: `${clipWidth}px`, left: `${clipLeft}px` }}
onClick={onSelect}
tabIndex={0}
onContextMenu={onContextMenu}
>
{/* Left trim handle */}
<div
className="absolute left-0 top-0 bottom-0 w-2 cursor-w-resize opacity-0 group-hover:opacity-100 transition-opacity bg-blue-500/50 hover:bg-blue-500"
onMouseDown={(e) => onResizeStart(e, clip.id, "left")}
/>
{/* Clip content */}
<div
className="flex-1 cursor-grab active:cursor-grabbing relative"
draggable={true}
onDragStart={(e) => onClipDragStart(e, clip)}
onDragEnd={onClipDragEnd}
>
{renderClipContent(clip)}
{/* Clip options menu */}
<div className="absolute top-1 right-1 z-10">
<Button
variant="text"
size="icon"
className="opacity-0 group-hover:opacity-100 transition-opacity"
onClick={() => setClipMenuOpen(clip.id)}
>
<MoreVertical className="h-4 w-4" />
</Button>
{clipMenuOpen === clip.id && (
<div className="absolute right-0 mt-2 w-32 bg-white border rounded shadow z-50">
<button
className="flex items-center w-full px-3 py-2 text-sm hover:bg-muted/30"
onClick={() => {
handleSplitClip(clip);
setClipMenuOpen(null);
}}
>
<Scissors className="h-4 w-4 mr-2" /> Split
</button>
<button
className="flex items-center w-full px-3 py-2 text-sm text-red-600 hover:bg-red-50"
onClick={() => handleDeleteClip(clip.id)}
>
<Trash2 className="h-4 w-4 mr-2" /> Delete
</button>
</div>
)}
</div>
</div>
{/* Right trim handle */}
<div
className="absolute right-0 top-0 bottom-0 w-2 cursor-e-resize opacity-0 group-hover:opacity-100 transition-opacity bg-blue-500/50 hover:bg-blue-500"
onMouseDown={(e) => onResizeStart(e, clip.id, "right")}
/>
</div>
);
}

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@ -0,0 +1,296 @@
"use client";
import { Button } from "../../ui/button";
import {
Scissors,
ArrowLeftToLine,
ArrowRightToLine,
Trash2,
Snowflake,
Copy,
SplitSquareHorizontal,
Pause,
Play,
} from "lucide-react";
import {
Tooltip,
TooltipContent,
TooltipTrigger,
TooltipProvider,
} from "../../ui/tooltip";
import {
Select,
SelectContent,
SelectItem,
SelectTrigger,
SelectValue,
} from "../../ui/select";
import { useTimelineStore } from "@/stores/timeline-store";
import { usePlaybackStore } from "@/stores/playback-store";
import { toast } from "sonner";
interface TimelineToolbarProps {}
export function TimelineToolbar({}: TimelineToolbarProps) {
const {
tracks,
addTrack,
addClipToTrack,
removeClipFromTrack,
selectedClips,
clearSelectedClips,
updateClipTrim,
} = useTimelineStore();
const { currentTime, duration, isPlaying, toggle, setSpeed, speed } =
usePlaybackStore();
const handleSplitSelected = () => {
if (selectedClips.length === 0) {
toast.error("No clips selected");
return;
}
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 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)
);
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("Split selected clip(s)");
};
const handleDuplicateSelected = () => {
if (selectedClips.length === 0) {
toast.error("No clips selected");
return;
}
selectedClips.forEach(({ trackId, clipId }) => {
const track = tracks.find((t) => t.id === trackId);
const clip = track?.clips.find((c) => c.id === clipId);
if (clip && track) {
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("Duplicated selected clip(s)");
};
const handleFreezeSelected = () => {
if (selectedClips.length === 0) {
toast.error("No clips selected");
return;
}
selectedClips.forEach(({ trackId, clipId }) => {
const track = tracks.find((t) => t.id === trackId);
const clip = track?.clips.find((c) => c.id === clipId);
if (clip && track) {
// Add a new freeze frame clip at the playhead
addClipToTrack(track.id, {
mediaId: clip.mediaId,
name: clip.name + " (freeze)",
duration: 1, // 1 second freeze frame
startTime: currentTime,
trimStart: 0,
trimEnd: clip.duration - 1,
});
}
});
toast.success("Freeze frame added for selected clip(s)");
};
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)");
};
return (
<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">
{Math.floor(currentTime * 10) / 10}s /{" "}
{Math.floor(duration * 10) / 10}s
</div>
<div className="w-px h-6 bg-border mx-1" />
{/* Test Clip Button - for debugging */}
{tracks.length === 0 && (
<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 (S)</TooltipContent>
</Tooltip>
<Tooltip>
<TooltipTrigger asChild>
<Button variant="text" size="icon">
<ArrowLeftToLine className="h-4 w-4" />
</Button>
</TooltipTrigger>
<TooltipContent>Split and keep left (A)</TooltipContent>
</Tooltip>
<Tooltip>
<TooltipTrigger asChild>
<Button variant="text" size="icon">
<ArrowRightToLine className="h-4 w-4" />
</Button>
</TooltipTrigger>
<TooltipContent>Split and keep right (D)</TooltipContent>
</Tooltip>
<Tooltip>
<TooltipTrigger asChild>
<Button variant="text" size="icon">
<SplitSquareHorizontal className="h-4 w-4" />
</Button>
</TooltipTrigger>
<TooltipContent>Separate audio (E)</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>
);
}

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@ -0,0 +1,593 @@
"use client";
import { useState, useRef } from "react";
import { toast } from "sonner";
import { TimelineClip } from "./timeline-clip";
import { useMediaStore } from "@/stores/media-store";
import { useTimelineStore, type TimelineTrack } from "@/stores/timeline-store";
import { usePlaybackStore } from "@/stores/playback-store";
interface TimelineTrackContentProps {
track: TimelineTrack;
zoomLevel: number;
setContextMenu: (
menu: {
type: "track" | "clip";
trackId: string;
clipId?: string;
x: number;
y: number;
} | null
) => void;
}
export function TimelineTrackContent({
track,
zoomLevel,
setContextMenu,
}: TimelineTrackContentProps) {
const { mediaItems } = useMediaStore();
const {
tracks,
moveClipToTrack,
updateClipTrim,
updateClipStartTime,
addClipToTrack,
removeClipFromTrack,
toggleTrackMute,
selectedClips,
selectClip,
deselectClip,
} = useTimelineStore();
const { currentTime } = usePlaybackStore();
const [isDropping, setIsDropping] = useState(false);
const [dropPosition, setDropPosition] = useState<number | null>(null);
const [isDraggedOver, setIsDraggedOver] = useState(false);
const [wouldOverlap, setWouldOverlap] = useState(false);
const [resizing, setResizing] = useState<{
clipId: string;
side: "left" | "right";
startX: number;
initialTrimStart: number;
initialTrimEnd: number;
} | null>(null);
const dragCounterRef = useRef(0);
const handleResizeStart = (
e: React.MouseEvent,
clipId: string,
side: "left" | "right"
) => {
e.stopPropagation();
e.preventDefault();
const clip = track.clips.find((c) => c.id === clipId);
if (!clip) return;
setResizing({
clipId,
side,
startX: e.clientX,
initialTrimStart: clip.trimStart,
initialTrimEnd: clip.trimEnd,
});
};
const updateTrimFromMouseMove = (e: { clientX: number }) => {
if (!resizing) return;
const clip = track.clips.find((c) => c.id === resizing.clipId);
if (!clip) return;
const deltaX = e.clientX - resizing.startX;
const deltaTime = deltaX / (50 * zoomLevel);
if (resizing.side === "left") {
const newTrimStart = Math.max(
0,
Math.min(
clip.duration - clip.trimEnd - 0.1,
resizing.initialTrimStart + deltaTime
)
);
updateClipTrim(track.id, clip.id, newTrimStart, clip.trimEnd);
} else {
const newTrimEnd = Math.max(
0,
Math.min(
clip.duration - clip.trimStart - 0.1,
resizing.initialTrimEnd - deltaTime
)
);
updateClipTrim(track.id, clip.id, clip.trimStart, newTrimEnd);
}
};
const handleResizeMove = (e: React.MouseEvent) => {
updateTrimFromMouseMove(e);
};
const handleResizeEnd = () => {
setResizing(null);
};
const handleClipDragStart = (e: React.DragEvent, clip: any) => {
const dragData = { clipId: clip.id, trackId: track.id, name: clip.name };
e.dataTransfer.setData(
"application/x-timeline-clip",
JSON.stringify(dragData)
);
e.dataTransfer.effectAllowed = "move";
// Add visual feedback to the dragged element
const target = e.currentTarget.parentElement as HTMLElement;
target.style.opacity = "0.5";
target.style.transform = "scale(0.95)";
};
const handleClipDragEnd = (e: React.DragEvent) => {
// Reset visual feedback
const target = e.currentTarget.parentElement as HTMLElement;
target.style.opacity = "";
target.style.transform = "";
};
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) {}
}
// 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";
setIsDraggedOver(true);
setWouldOverlap(true);
setDropPosition(Math.round(dropTime * 10) / 10);
return;
}
e.dataTransfer.dropEffect = hasTimelineClip ? "move" : "copy";
setIsDraggedOver(true);
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);
setIsDraggedOver(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);
setIsDraggedOver(false);
setWouldOverlap(false);
setDropPosition(null);
}
};
const handleTrackDrop = (e: React.DragEvent) => {
e.preventDefault();
e.stopPropagation();
// Reset all drag states
dragCounterRef.current = 0;
setIsDropping(false);
setIsDraggedOver(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 } = JSON.parse(timelineClipData);
// Find the clip being moved
const sourceTrack = tracks.find(
(t: TimelineTrack) => t.id === fromTrackId
);
const movingClip = sourceTrack?.clips.find((c: any) => c.id === clipId);
if (!movingClip) {
toast.error("Clip not found");
return;
}
// Check for overlaps with existing clips (excluding the moving clip itself)
const movingClipDuration =
movingClip.duration - movingClip.trimStart - movingClip.trimEnd;
const movingClipEnd = snappedTime + 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 snappedTime < 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, snappedTime);
} else {
// Moving to different track
moveClipToTrack(fromTrackId, track.id, clipId);
requestAnimationFrame(() => {
updateClipStartTime(track.id, clipId, snappedTime);
});
}
} 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");
}
};
const getTrackColor = (type: string) => {
switch (type) {
case "video":
return "bg-blue-500/20 border-blue-500/30";
case "audio":
return "bg-green-500/20 border-green-500/30";
case "effects":
return "bg-purple-500/20 border-purple-500/30";
default:
return "bg-gray-500/20 border-gray-500/30";
}
};
return (
<div
className={`w-full h-full transition-all duration-150 ease-out ${
isDraggedOver
? wouldOverlap
? "bg-red-500/15 border-2 border-dashed border-red-400 shadow-lg"
: "bg-blue-500/15 border-2 border-dashed border-blue-400 shadow-lg"
: "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,
});
}
}}
onDragOver={handleTrackDragOver}
onDragEnter={handleTrackDragEnter}
onDragLeave={handleTrackDragLeave}
onDrop={handleTrackDrop}
onMouseMove={handleResizeMove}
onMouseUp={handleResizeEnd}
onMouseLeave={handleResizeEnd}
>
<div 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}
onResizeStart={handleResizeStart}
onClipDragStart={handleClipDragStart}
onClipDragEnd={handleClipDragEnd}
onSelect={(e) => {
e.stopPropagation();
const isSelected = selectedClips.some(
(c) => c.trackId === track.id && c.clipId === clip.id
);
if (e.metaKey || e.ctrlKey || e.shiftKey) {
// Multi-selection mode: toggle the clip
selectClip(track.id, clip.id, true);
} else if (isSelected) {
// If clip is already 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);
}
}}
onContextMenu={(e) => {
e.preventDefault();
e.stopPropagation();
setContextMenu({
type: "clip",
trackId: track.id,
clipId: clip.id,
x: e.clientX,
y: e.clientY,
});
}}
getTrackColor={getTrackColor}
/>
);
})}
{/* Drop position indicator */}
{isDraggedOver && dropPosition !== null && (
<div
className={`absolute top-0 bottom-0 w-1 pointer-events-none z-30 transition-all duration-75 ease-out ${wouldOverlap ? "bg-red-500" : "bg-blue-500"}`}
style={{
left: `${dropPosition * 50 * zoomLevel}px`,
transform: "translateX(-50%)",
}}
>
<div
className={`absolute -top-2 left-1/2 transform -translate-x-1/2 w-3 h-3 rounded-full border-2 border-white shadow-md ${wouldOverlap ? "bg-red-500" : "bg-blue-500"}`}
/>
<div
className={`absolute -bottom-2 left-1/2 transform -translate-x-1/2 w-3 h-3 rounded-full border-2 border-white shadow-md ${wouldOverlap ? "bg-red-500" : "bg-blue-500"}`}
/>
<div
className={`absolute top-1/2 left-1/2 transform -translate-x-1/2 -translate-y-1/2 text-xs text-white px-1 py-0.5 rounded whitespace-nowrap ${wouldOverlap ? "bg-red-500" : "bg-blue-500"}`}
>
{wouldOverlap ? "⚠️" : ""}
{dropPosition.toFixed(1)}s
</div>
</div>
)}
</>
)}
</div>
</div>
);
}

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@ -0,0 +1,798 @@
"use client";
import { ScrollArea } from "../../ui/scroll-area";
import {
SplitSquareHorizontal,
Volume2,
VolumeX,
Trash2,
Scissors,
Copy,
} from "lucide-react";
import { TimelineTrackContent } from "./timeline-track-content";
import { TimelineToolbar } from "./timeline-toolbar";
import { useTimelineStore } from "@/stores/timeline-store";
import { useMediaStore } from "@/stores/media-store";
import { usePlaybackStore } from "@/stores/playback-store";
import { useKeyboardShortcuts } from "@/hooks/use-keyboard-shortcuts";
import { processMediaFiles } from "@/lib/media-processing";
import { toast } from "sonner";
import { useState, useRef, useEffect, useCallback } from "react";
export function Timeline() {
// Timeline shows all tracks (video, audio, effects) and their clips.
// You can drag media here to add it to your project.
// Clips can be trimmed, deleted, and moved.
const {
tracks,
addTrack,
addClipToTrack,
removeTrack,
toggleTrackMute,
removeClipFromTrack,
getTotalDuration,
selectedClips,
clearSelectedClips,
setSelectedClips,
updateClipTrim,
} = useTimelineStore();
const { mediaItems, addMediaItem } = useMediaStore();
const { currentTime, duration, seek, setDuration } = usePlaybackStore();
const [isDragOver, setIsDragOver] = useState(false);
const [isProcessing, setIsProcessing] = useState(false);
const [zoomLevel, setZoomLevel] = useState(1);
const dragCounterRef = useRef(0);
const timelineRef = useRef<HTMLDivElement>(null);
const [isInTimeline, setIsInTimeline] = useState(false);
// Unified context menu state
const [contextMenu, setContextMenu] = useState<{
type: "track" | "clip";
trackId: string;
clipId?: string;
x: number;
y: number;
} | null>(null);
// Marquee selection state
const [marquee, setMarquee] = useState<{
startX: number;
startY: number;
endX: number;
endY: number;
active: boolean;
additive: boolean;
} | null>(null);
// Playhead scrubbing state
const [isScrubbing, setIsScrubbing] = useState(false);
const [scrubTime, setScrubTime] = useState<number | null>(null);
// Initialize keyboard shortcuts
useKeyboardShortcuts();
// Update timeline duration when tracks change
useEffect(() => {
const totalDuration = getTotalDuration();
setDuration(Math.max(totalDuration, 10)); // Minimum 10 seconds for empty timeline
}, [tracks, setDuration, getTotalDuration]);
// Close context menu on click elsewhere
useEffect(() => {
const handleClick = () => setContextMenu(null);
if (contextMenu) {
window.addEventListener("click", handleClick);
return () => window.removeEventListener("click", handleClick);
}
}, [contextMenu]);
// Mouse down on timeline background to start marquee
const handleTimelineMouseDown = (e: React.MouseEvent) => {
if (e.target === e.currentTarget && e.button === 0) {
setMarquee({
startX: e.clientX,
startY: e.clientY,
endX: e.clientX,
endY: e.clientY,
active: true,
additive: e.metaKey || e.ctrlKey || e.shiftKey,
});
}
};
// Mouse move to update marquee
useEffect(() => {
if (!marquee || !marquee.active) return;
const handleMouseMove = (e: MouseEvent) => {
setMarquee(
(prev) => prev && { ...prev, endX: e.clientX, endY: e.clientY }
);
};
const handleMouseUp = (e: MouseEvent) => {
setMarquee(
(prev) =>
prev && { ...prev, endX: e.clientX, endY: e.clientY, active: false }
);
};
window.addEventListener("mousemove", handleMouseMove);
window.addEventListener("mouseup", handleMouseUp);
return () => {
window.removeEventListener("mousemove", handleMouseMove);
window.removeEventListener("mouseup", handleMouseUp);
};
}, [marquee]);
// On marquee end, select clips in box
useEffect(() => {
if (!marquee || marquee.active) return;
const timeline = timelineRef.current;
if (!timeline) return;
const rect = timeline.getBoundingClientRect();
const x1 = Math.min(marquee.startX, marquee.endX) - rect.left;
const x2 = Math.max(marquee.startX, marquee.endX) - rect.left;
const y1 = Math.min(marquee.startY, marquee.endY) - rect.top;
const y2 = Math.max(marquee.startY, marquee.endY) - rect.top;
// Validation: skip if too small
if (Math.abs(x2 - x1) < 5 || Math.abs(y2 - y1) < 5) {
setMarquee(null);
return;
}
// Clamp to timeline bounds
const clamp = (val: number, min: number, max: number) =>
Math.max(min, Math.min(max, val));
const bx1 = clamp(x1, 0, rect.width);
const bx2 = clamp(x2, 0, rect.width);
const by1 = clamp(y1, 0, rect.height);
const by2 = clamp(y2, 0, rect.height);
let newSelection: { trackId: string; clipId: string }[] = [];
tracks.forEach((track, trackIdx) => {
track.clips.forEach((clip) => {
const effectiveDuration = clip.duration - clip.trimStart - clip.trimEnd;
const clipWidth = Math.max(80, effectiveDuration * 50 * zoomLevel);
const clipLeft = clip.startTime * 50 * zoomLevel;
const clipTop = trackIdx * 60;
const clipBottom = clipTop + 60;
const clipRight = clipLeft + clipWidth;
if (
bx1 < clipRight &&
bx2 > clipLeft &&
by1 < clipBottom &&
by2 > clipTop
) {
newSelection.push({ trackId: track.id, clipId: clip.id });
}
});
});
if (newSelection.length > 0) {
if (marquee.additive) {
const selectedSet = new Set(
selectedClips.map((c) => c.trackId + ":" + c.clipId)
);
newSelection = [
...selectedClips,
...newSelection.filter(
(c) => !selectedSet.has(c.trackId + ":" + c.clipId)
),
];
}
setSelectedClips(newSelection);
} else if (!marquee.additive) {
clearSelectedClips();
}
setMarquee(null);
}, [
marquee,
tracks,
zoomLevel,
selectedClips,
setSelectedClips,
clearSelectedClips,
]);
const handleDragEnter = (e: React.DragEvent) => {
// When something is dragged over the timeline, show overlay
e.preventDefault();
// Don't show overlay for timeline clips - they're handled by tracks
if (e.dataTransfer.types.includes("application/x-timeline-clip")) {
return;
}
dragCounterRef.current += 1;
if (!isDragOver) {
setIsDragOver(true);
}
};
const handleDragOver = (e: React.DragEvent) => {
e.preventDefault();
};
const handleDragLeave = (e: React.DragEvent) => {
e.preventDefault();
// Don't update state for timeline clips - they're handled by tracks
if (e.dataTransfer.types.includes("application/x-timeline-clip")) {
return;
}
dragCounterRef.current -= 1;
if (dragCounterRef.current === 0) {
setIsDragOver(false);
}
};
const handleDrop = async (e: React.DragEvent) => {
// When media is dropped, add it as a new track/clip
e.preventDefault();
setIsDragOver(false);
dragCounterRef.current = 0;
// Ignore timeline clip drags - they're handled by track-specific handlers
const hasTimelineClip = e.dataTransfer.types.includes(
"application/x-timeline-clip"
);
if (hasTimelineClip) {
return;
}
const mediaItemData = e.dataTransfer.getData("application/x-media-item");
if (mediaItemData) {
// Handle media item drops by creating new tracks
try {
const { id, type } = JSON.parse(mediaItemData);
const mediaItem = mediaItems.find((item) => item.id === id);
if (!mediaItem) {
toast.error("Media item not found");
return;
}
// Add to video or audio track depending on type
const trackType = type === "audio" ? "audio" : "video";
const newTrackId = addTrack(trackType);
addClipToTrack(newTrackId, {
mediaId: mediaItem.id,
name: mediaItem.name,
duration: mediaItem.duration || 5,
startTime: 0,
trimStart: 0,
trimEnd: 0,
});
toast.success(`Added ${mediaItem.name} to new ${trackType} track`);
} catch (error) {
// Show error if parsing fails
console.error("Error parsing media item data:", error);
toast.error("Failed to add media to timeline");
}
} else if (e.dataTransfer.files?.length > 0) {
// Handle file drops by creating new tracks
setIsProcessing(true);
try {
const processedItems = await processMediaFiles(e.dataTransfer.files);
for (const processedItem of processedItems) {
addMediaItem(processedItem);
const currentMediaItems = useMediaStore.getState().mediaItems;
const addedItem = currentMediaItems.find(
(item) =>
item.name === processedItem.name && item.url === processedItem.url
);
if (addedItem) {
const trackType =
processedItem.type === "audio" ? "audio" : "video";
const newTrackId = addTrack(trackType);
addClipToTrack(newTrackId, {
mediaId: addedItem.id,
name: addedItem.name,
duration: addedItem.duration || 5,
startTime: 0,
trimStart: 0,
trimEnd: 0,
});
}
}
} catch (error) {
// Show error if file processing fails
console.error("Error processing external files:", error);
toast.error("Failed to process dropped files");
} finally {
setIsProcessing(false);
}
}
};
const handleSeekToPosition = (e: React.MouseEvent) => {
const rect = e.currentTarget.getBoundingClientRect();
const clickX = e.clientX - rect.left;
const clickedTime = clickX / (50 * zoomLevel);
const clampedTime = Math.max(0, Math.min(duration, clickedTime));
seek(clampedTime);
};
const handleTimelineAreaClick = (e: React.MouseEvent) => {
if (e.target === e.currentTarget) {
clearSelectedClips();
// Calculate the clicked time position and seek to it
handleSeekToPosition(e);
}
};
const handleWheel = (e: React.WheelEvent) => {
// Only zoom if user is using pinch gesture (ctrlKey or metaKey is true)
if (e.ctrlKey || e.metaKey) {
e.preventDefault();
const delta = e.deltaY > 0 ? -0.05 : 0.05;
setZoomLevel((prev) => Math.max(0.1, Math.min(10, prev + delta)));
}
// Otherwise, allow normal scrolling
};
// --- Playhead Scrubbing Handlers ---
const handlePlayheadMouseDown = useCallback(
(e: React.MouseEvent) => {
e.preventDefault();
setIsScrubbing(true);
handleScrub(e);
},
[duration, zoomLevel]
);
const handleScrub = useCallback(
(e: MouseEvent | React.MouseEvent) => {
const timeline = timelineRef.current;
if (!timeline) return;
const rect = timeline.getBoundingClientRect();
const x = e.clientX - rect.left;
const time = Math.max(0, Math.min(duration, x / (50 * zoomLevel)));
setScrubTime(time);
seek(time); // update video preview in real time
},
[duration, zoomLevel, seek]
);
useEffect(() => {
if (!isScrubbing) return;
const onMouseMove = (e: MouseEvent) => handleScrub(e);
const onMouseUp = (e: MouseEvent) => {
setIsScrubbing(false);
if (scrubTime !== null) seek(scrubTime); // finalize seek
setScrubTime(null);
};
window.addEventListener("mousemove", onMouseMove);
window.addEventListener("mouseup", onMouseUp);
return () => {
window.removeEventListener("mousemove", onMouseMove);
window.removeEventListener("mouseup", onMouseUp);
};
}, [isScrubbing, scrubTime, seek, handleScrub]);
const playheadPosition =
isScrubbing && scrubTime !== null ? scrubTime : currentTime;
const dragProps = {
onDragEnter: handleDragEnter,
onDragOver: handleDragOver,
onDragLeave: handleDragLeave,
onDrop: handleDrop,
};
// 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 ${isDragOver ? "bg-accent/30 border-accent" : ""}`}
{...dragProps}
onMouseEnter={() => setIsInTimeline(true)}
onMouseLeave={() => setIsInTimeline(false)}
onWheel={handleWheel}
>
{/* Show overlay when dragging media over the timeline */}
{isDragOver && (
<div className="absolute inset-0 z-20 flex items-center justify-center pointer-events-none">
<div className="bg-accent/80 text-accent-foreground px-8 py-4 rounded-lg shadow-lg text-lg font-semibold border border-accent">
Drop media here to add to timeline
</div>
</div>
)}
{/* Toolbar */}
<TimelineToolbar />
{/* Timeline Container */}
<div className="flex-1 flex flex-col overflow-hidden">
{/* Timeline Header with Ruler */}
<div className="flex border-b bg-background sticky top-0 z-10">
{/* Track Labels Header */}
<div className="w-48 flex-shrink-0 bg-muted/30 border-r flex items-center justify-between px-3 py-2">
<span className="text-sm font-medium text-muted-foreground">
Tracks
</span>
<div className="text-xs text-muted-foreground">
{zoomLevel.toFixed(1)}x
</div>
</div>
{/* Timeline Ruler */}
<div className="flex-1 relative overflow-hidden">
<ScrollArea className="w-full">
<div
className="relative h-12 bg-muted/30 cursor-pointer"
style={{
width: `${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,
});
}}
>
<TimelineTrackContent
track={track}
zoomLevel={zoomLevel}
setContextMenu={setContextMenu}
/>
</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}
/>
)}
</>
)}
</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);
}}
>
{(() => {
const track = tracks.find(
(t) => t.id === contextMenu.trackId
);
return track?.muted ? (
<>
<Volume2 className="h-4 w-4 mr-2" />
Unmute Track
</>
) : (
<>
<VolumeX className="h-4 w-4 mr-2" />
Mute Track
</>
);
})()}
</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>
);
}

View File

@ -0,0 +1,51 @@
import { useEffect } from "react";
import { useTimelineStore } from "@/stores/timeline-store";
export function useKeyboardShortcuts() {
const { selectedClips, removeClipFromTrack, clearSelectedClips, undo, redo } =
useTimelineStore();
// Delete/Backspace - Delete selected clips
useEffect(() => {
const handleKeyDown = (e: KeyboardEvent) => {
if (
(e.key === "Delete" || e.key === "Backspace") &&
selectedClips.length > 0
) {
selectedClips.forEach(({ trackId, clipId }) => {
removeClipFromTrack(trackId, clipId);
});
clearSelectedClips();
}
};
window.addEventListener("keydown", handleKeyDown);
return () => window.removeEventListener("keydown", handleKeyDown);
}, [selectedClips, removeClipFromTrack, clearSelectedClips]);
// Cmd+Z / Ctrl+Z - Undo
useEffect(() => {
const handleKeyDown = (e: KeyboardEvent) => {
if ((e.metaKey || e.ctrlKey) && e.key === "z" && !e.shiftKey) {
e.preventDefault();
undo();
}
};
window.addEventListener("keydown", handleKeyDown);
return () => window.removeEventListener("keydown", handleKeyDown);
}, [undo]);
// Cmd+Shift+Z / Ctrl+Shift+Z or Cmd+Y / Ctrl+Y - Redo
useEffect(() => {
const handleKeyDown = (e: KeyboardEvent) => {
if ((e.metaKey || e.ctrlKey) && e.key === "z" && e.shiftKey) {
e.preventDefault();
redo();
} else if ((e.metaKey || e.ctrlKey) && e.key === "y") {
e.preventDefault();
redo();
}
};
window.addEventListener("keydown", handleKeyDown);
return () => window.removeEventListener("keydown", handleKeyDown);
}, [redo]);
}

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@ -0,0 +1,9 @@
export interface TimelineClip {
id: string;
mediaId: string;
name: string;
duration: number;
startTime: number;
trimStart: number;
trimEnd: number;
}