278 lines
8.7 KiB
TypeScript
278 lines
8.7 KiB
TypeScript
"use client";
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import { useState } from "react";
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import { Button } from "../ui/button";
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import { MoreVertical, Scissors, Trash2 } from "lucide-react";
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import { useMediaStore } from "@/stores/media-store";
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import { useTimelineStore } from "@/stores/timeline-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 AudioWaveform from "./audio-waveform";
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import { toast } from "sonner";
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import { TimelineClipProps, ResizeState } from "@/types/timeline";
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export function TimelineClip({
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clip,
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track,
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zoomLevel,
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isSelected,
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onContextMenu,
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onClipMouseDown,
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onClipClick,
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}: TimelineClipProps) {
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const { mediaItems } = useMediaStore();
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const { updateClipTrim, addClipToTrack, removeClipFromTrack } =
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useTimelineStore();
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const { currentTime } = usePlaybackStore();
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const { draggedClipId, getDraggedClipPosition } =
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useDragClip(zoomLevel);
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const [resizing, setResizing] = useState<ResizeState | null>(null);
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const [clipMenuOpen, setClipMenuOpen] = useState(false);
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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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// Use real-time position during drag, otherwise use stored position
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const dragPosition = getDraggedClipPosition(clip.id);
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const clipStartTime = dragPosition !== null ? dragPosition : clip.startTime;
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const clipLeft = clipStartTime * 50 * zoomLevel;
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const isBeingDragged = draggedClipId === clip.id;
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const getTrackColor = (type: string) => {
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switch (type) {
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case "video":
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return "bg-blue-500/20 border-blue-500/30";
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case "audio":
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return "bg-green-500/20 border-green-500/30";
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case "effects":
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return "bg-purple-500/20 border-purple-500/30";
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default:
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return "bg-gray-500/20 border-gray-500/30";
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}
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};
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const handleResizeStart = (
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e: React.MouseEvent,
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clipId: string,
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side: "left" | "right"
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) => {
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e.stopPropagation();
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e.preventDefault();
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setResizing({
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clipId,
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side,
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startX: e.clientX,
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initialTrimStart: clip.trimStart,
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initialTrimEnd: clip.trimEnd,
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});
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};
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const updateTrimFromMouseMove = (e: { clientX: number }) => {
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if (!resizing) return;
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const deltaX = e.clientX - resizing.startX;
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const deltaTime = deltaX / (50 * zoomLevel);
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if (resizing.side === "left") {
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const newTrimStart = Math.max(
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0,
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Math.min(
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clip.duration - clip.trimEnd - 0.1,
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resizing.initialTrimStart + deltaTime
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)
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);
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updateClipTrim(track.id, clip.id, newTrimStart, clip.trimEnd);
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} else {
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const newTrimEnd = Math.max(
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0,
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Math.min(
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clip.duration - clip.trimStart - 0.1,
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resizing.initialTrimEnd - deltaTime
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)
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);
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updateClipTrim(track.id, clip.id, clip.trimStart, newTrimEnd);
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}
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};
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const handleResizeMove = (e: React.MouseEvent) => {
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updateTrimFromMouseMove(e);
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};
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const handleResizeEnd = () => {
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setResizing(null);
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};
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const handleDeleteClip = () => {
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removeClipFromTrack(track.id, clip.id);
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setClipMenuOpen(false);
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};
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const handleSplitClip = () => {
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// Use current playback time as split point
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const splitTime = currentTime;
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// Only split if splitTime is within the clip's effective range
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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 (splitTime <= effectiveStart || splitTime >= effectiveEnd) {
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toast.error("Playhead must be within clip to split");
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return;
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}
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const firstDuration = splitTime - effectiveStart;
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const secondDuration = effectiveEnd - splitTime;
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// First part: adjust original clip
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updateClipTrim(
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track.id,
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clip.id,
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clip.trimStart,
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clip.trimEnd + secondDuration
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);
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// Second part: add new clip after split
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addClipToTrack(track.id, {
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mediaId: clip.mediaId,
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name: clip.name + " (cut)",
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duration: clip.duration,
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startTime: splitTime,
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trimStart: clip.trimStart + firstDuration,
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trimEnd: clip.trimEnd,
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});
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setClipMenuOpen(false);
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toast.success("Clip split successfully");
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};
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const renderClipContent = () => {
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const mediaItem = mediaItems.find((item) => item.id === clip.mediaId);
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if (!mediaItem) {
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return (
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<span className="text-xs text-foreground/80 truncate">{clip.name}</span>
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);
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}
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if (mediaItem.type === "image") {
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return (
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<div className="w-full h-full flex items-center justify-center">
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<img
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src={mediaItem.url}
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alt={mediaItem.name}
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className="w-full h-full object-cover"
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draggable={false}
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/>
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</div>
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);
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}
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if (mediaItem.type === "video" && mediaItem.thumbnailUrl) {
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return (
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<div className="w-full h-full flex items-center gap-2">
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<div className="w-8 h-8 flex-shrink-0">
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<img
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src={mediaItem.thumbnailUrl}
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alt={mediaItem.name}
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className="w-full h-full object-cover rounded-sm"
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draggable={false}
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/>
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</div>
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<span className="text-xs text-foreground/80 truncate flex-1">
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{clip.name}
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</span>
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</div>
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);
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}
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if (mediaItem.type === "audio") {
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return (
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<div className="w-full h-full flex items-center gap-2">
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<div className="flex-1 min-w-0">
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<AudioWaveform
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audioUrl={mediaItem.url}
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height={24}
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className="w-full"
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/>
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</div>
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</div>
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);
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}
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// Fallback for videos without thumbnails
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return (
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<span className="text-xs text-foreground/80 truncate">{clip.name}</span>
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);
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};
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return (
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<div
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className={`timeline-clip absolute h-full border ${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" : ""} ${isBeingDragged ? "shadow-lg z-20" : ""} ${isBeingDragged ? "cursor-grabbing" : "cursor-grab"}`}
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style={{ width: `${clipWidth}px`, left: `${clipLeft}px` }}
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onMouseDown={(e) => onClipMouseDown(e, clip)}
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onClick={(e) => onClipClick(e, clip)}
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onMouseMove={handleResizeMove}
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onMouseUp={handleResizeEnd}
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onMouseLeave={handleResizeEnd}
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tabIndex={0}
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onContextMenu={(e) => onContextMenu(e, clip.id)}
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>
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{/* Left trim handle */}
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<div
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className={`absolute left-0 top-0 bottom-0 w-2 cursor-w-resize transition-opacity bg-blue-500/50 hover:bg-blue-500 ${isSelected ? "opacity-100" : "opacity-0"}`}
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onMouseDown={(e) => handleResizeStart(e, clip.id, "left")}
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/>
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{/* Clip content */}
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<div className="flex-1 relative">
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{renderClipContent()}
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{/* Clip options menu */}
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<div className="absolute top-1 right-1 z-10">
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<Button
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variant="text"
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size="icon"
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className="opacity-0 group-hover:opacity-100 transition-opacity"
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onClick={(e) => {
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e.stopPropagation();
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setClipMenuOpen(!clipMenuOpen);
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}}
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onMouseDown={(e) => e.stopPropagation()}
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>
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<MoreVertical className="h-4 w-4" />
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</Button>
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{clipMenuOpen && (
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<div
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className="absolute right-0 mt-2 w-32 bg-white border rounded shadow z-50"
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onMouseDown={(e) => e.stopPropagation()}
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>
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<button
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className="flex items-center w-full px-3 py-2 text-sm hover:bg-muted/30"
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onClick={handleSplitClip}
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>
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<Scissors className="h-4 w-4 mr-2" /> Split
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</button>
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<button
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className="flex items-center w-full px-3 py-2 text-sm text-red-600 hover:bg-red-50"
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onClick={handleDeleteClip}
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>
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<Trash2 className="h-4 w-4 mr-2" /> Delete
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</button>
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</div>
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)}
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</div>
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</div>
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{/* Right trim handle */}
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<div
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className={`absolute right-0 top-0 bottom-0 w-2 cursor-e-resize transition-opacity bg-blue-500/50 hover:bg-blue-500 ${isSelected ? "opacity-100" : "opacity-0"}`}
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onMouseDown={(e) => handleResizeStart(e, clip.id, "right")}
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/>
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</div>
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);
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}
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