381 lines
11 KiB
TypeScript
381 lines
11 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 {
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MoreVertical,
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Scissors,
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Trash2,
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SplitSquareHorizontal,
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Music,
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ChevronRight,
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ChevronLeft,
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} 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 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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import {
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DropdownMenu,
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DropdownMenuContent,
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DropdownMenuItem,
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DropdownMenuSeparator,
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DropdownMenuTrigger,
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DropdownMenuSub,
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DropdownMenuSubContent,
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DropdownMenuSubTrigger,
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} from "../ui/dropdown-menu";
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import { isDragging } from "motion/react";
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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 {
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updateClipTrim,
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addClipToTrack,
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removeClipFromTrack,
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dragState,
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splitClip,
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splitAndKeepLeft,
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splitAndKeepRight,
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separateAudio,
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} = useTimelineStore();
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const { currentTime } = usePlaybackStore();
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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 isBeingDragged = dragState.clipId === clip.id;
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const clipStartTime =
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isBeingDragged && dragState.isDragging
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? dragState.currentTime
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: clip.startTime;
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const clipLeft = clipStartTime * 50 * zoomLevel;
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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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// Resize handles for trimming clips
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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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toast.success("Clip deleted");
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};
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const handleSplitClip = () => {
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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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toast.error("Playhead must be within clip to split");
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return;
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}
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const secondClipId = splitClip(track.id, clip.id, currentTime);
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if (secondClipId) {
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toast.success("Clip split successfully");
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} else {
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toast.error("Failed to split clip");
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}
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setClipMenuOpen(false);
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};
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const handleSplitAndKeepLeft = () => {
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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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toast.error("Playhead must be within clip");
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return;
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}
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splitAndKeepLeft(track.id, clip.id, currentTime);
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toast.success("Split and kept left portion");
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setClipMenuOpen(false);
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};
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const handleSplitAndKeepRight = () => {
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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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toast.error("Playhead must be within clip");
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return;
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}
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splitAndKeepRight(track.id, clip.id, currentTime);
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toast.success("Split and kept right portion");
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setClipMenuOpen(false);
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};
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const handleSeparateAudio = () => {
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const mediaItem = mediaItems.find((item) => item.id === clip.mediaId);
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if (!mediaItem || mediaItem.type !== "video") {
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toast.error("Audio separation only available for video clips");
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return;
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}
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const audioClipId = separateAudio(track.id, clip.id);
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if (audioClipId) {
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toast.success("Audio separated to audio track");
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} else {
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toast.error("Failed to separate audio");
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}
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setClipMenuOpen(false);
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};
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const canSplitAtPlayhead = () => {
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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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return currentTime > effectiveStart && currentTime < effectiveEnd;
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};
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const canSeparateAudio = () => {
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const mediaItem = mediaItems.find((item) => item.id === clip.mediaId);
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return mediaItem?.type === "video" && track.type === "video";
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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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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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const handleClipMouseDown = (e: React.MouseEvent) => {
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if (onClipMouseDown) {
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onClipMouseDown(e, clip);
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}
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};
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return (
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<div
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className={`absolute top-0 h-full select-none transition-all duration-75 ${
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isBeingDragged ? "z-50" : "z-10"
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} ${isSelected ? "ring-2 ring-primary" : ""}`}
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style={{
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left: `${clipLeft}px`,
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width: `${clipWidth}px`,
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}}
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onMouseMove={resizing ? handleResizeMove : undefined}
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onMouseUp={resizing ? handleResizeEnd : undefined}
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onMouseLeave={resizing ? handleResizeEnd : undefined}
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>
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<div
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className={`relative h-full rounded border cursor-pointer overflow-hidden ${getTrackColor(
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track.type
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)} ${isSelected ? "ring-2 ring-primary ring-offset-1" : ""}`}
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onClick={(e) => onClipClick && onClipClick(e, clip)}
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onMouseDown={handleClipMouseDown}
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onContextMenu={(e) => onContextMenu && onContextMenu(e, clip.id)}
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>
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<div className="absolute inset-1 flex items-center p-1">
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{renderClipContent()}
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</div>
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<div
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className="absolute left-0 top-0 bottom-0 w-1 cursor-w-resize hover:bg-primary/50 transition-colors"
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onMouseDown={(e) => handleResizeStart(e, clip.id, "left")}
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/>
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<div
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className="absolute right-0 top-0 bottom-0 w-1 cursor-e-resize hover:bg-primary/50 transition-colors"
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onMouseDown={(e) => handleResizeStart(e, clip.id, "right")}
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/>
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<div className="absolute top-1 right-1">
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<DropdownMenu open={clipMenuOpen} onOpenChange={setClipMenuOpen}>
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<DropdownMenuTrigger asChild>
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<Button
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variant="outline"
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size="sm"
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className="h-6 w-6 p-0 opacity-0 group-hover:opacity-100 transition-opacity bg-background/80 hover:bg-background"
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onClick={(e) => {
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e.stopPropagation();
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setClipMenuOpen(true);
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}}
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>
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<MoreVertical className="h-3 w-3" />
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</Button>
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</DropdownMenuTrigger>
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<DropdownMenuContent align="end" className="w-56">
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{/* Split operations - only available when playhead is within clip */}
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<DropdownMenuSub>
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<DropdownMenuSubTrigger disabled={!canSplitAtPlayhead()}>
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<Scissors className="mr-2 h-4 w-4" />
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Split
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</DropdownMenuSubTrigger>
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<DropdownMenuSubContent>
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<DropdownMenuItem onClick={handleSplitClip}>
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<SplitSquareHorizontal className="mr-2 h-4 w-4" />
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Split at Playhead
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</DropdownMenuItem>
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<DropdownMenuItem onClick={handleSplitAndKeepLeft}>
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<ChevronLeft className="mr-2 h-4 w-4" />
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Split and Keep Left
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</DropdownMenuItem>
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<DropdownMenuItem onClick={handleSplitAndKeepRight}>
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<ChevronRight className="mr-2 h-4 w-4" />
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Split and Keep Right
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</DropdownMenuItem>
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</DropdownMenuSubContent>
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</DropdownMenuSub>
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{/* Audio separation - only available for video clips */}
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{canSeparateAudio() && (
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<>
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<DropdownMenuSeparator />
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<DropdownMenuItem onClick={handleSeparateAudio}>
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<Music className="mr-2 h-4 w-4" />
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Separate Audio
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</DropdownMenuItem>
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</>
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)}
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<DropdownMenuSeparator />
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<DropdownMenuItem
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onClick={handleDeleteClip}
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className="text-destructive"
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>
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<Trash2 className="mr-2 h-4 w-4" />
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Delete Clip
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</DropdownMenuItem>
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</DropdownMenuContent>
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</DropdownMenu>
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</div>
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</div>
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</div>
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);
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}
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