OpenCut/apps/web/src/components/editor/timeline-element.tsx

471 lines
14 KiB
TypeScript

"use client";
import { useState } from "react";
import { Button } from "../ui/button";
import {
MoreVertical,
Scissors,
Trash2,
SplitSquareHorizontal,
Music,
ChevronRight,
ChevronLeft,
Type,
Copy,
RefreshCw,
} from "lucide-react";
import { useMediaStore } from "@/stores/media-store";
import { useTimelineStore } from "@/stores/timeline-store";
import { usePlaybackStore } from "@/stores/playback-store";
import AudioWaveform from "./audio-waveform";
import { toast } from "sonner";
import { TimelineElementProps, TrackType } from "@/types/timeline";
import { useTimelineElementResize } from "@/hooks/use-timeline-element-resize";
import {
getTrackElementClasses,
TIMELINE_CONSTANTS,
getTrackHeight,
} from "@/constants/timeline-constants";
import {
DropdownMenu,
DropdownMenuContent,
DropdownMenuItem,
DropdownMenuSeparator,
DropdownMenuTrigger,
DropdownMenuSub,
DropdownMenuSubContent,
DropdownMenuSubTrigger,
} from "../ui/dropdown-menu";
import {
ContextMenu,
ContextMenuContent,
ContextMenuItem,
ContextMenuSeparator,
ContextMenuTrigger,
} from "../ui/context-menu";
export function TimelineElement({
element,
track,
zoomLevel,
isSelected,
onElementMouseDown,
onElementClick,
}: TimelineElementProps) {
const { mediaItems } = useMediaStore();
const {
updateElementTrim,
updateElementDuration,
removeElementFromTrack,
dragState,
splitElement,
splitAndKeepLeft,
splitAndKeepRight,
separateAudio,
addElementToTrack,
replaceElementMedia,
} = useTimelineStore();
const { currentTime } = usePlaybackStore();
const [elementMenuOpen, setElementMenuOpen] = useState(false);
const {
resizing,
isResizing,
handleResizeStart,
handleResizeMove,
handleResizeEnd,
} = useTimelineElementResize({
element,
track,
zoomLevel,
onUpdateTrim: updateElementTrim,
onUpdateDuration: updateElementDuration,
});
const effectiveDuration =
element.duration - element.trimStart - element.trimEnd;
const elementWidth = Math.max(
TIMELINE_CONSTANTS.ELEMENT_MIN_WIDTH,
effectiveDuration * TIMELINE_CONSTANTS.PIXELS_PER_SECOND * zoomLevel
);
// Use real-time position during drag, otherwise use stored position
const isBeingDragged = dragState.elementId === element.id;
const elementStartTime =
isBeingDragged && dragState.isDragging
? dragState.currentTime
: element.startTime;
const elementLeft = elementStartTime * 50 * zoomLevel;
const handleDeleteElement = () => {
removeElementFromTrack(track.id, element.id);
setElementMenuOpen(false);
};
const handleSplitElement = () => {
const effectiveStart = element.startTime;
const effectiveEnd =
element.startTime +
(element.duration - element.trimStart - element.trimEnd);
if (currentTime <= effectiveStart || currentTime >= effectiveEnd) {
toast.error("Playhead must be within element to split");
return;
}
const secondElementId = splitElement(track.id, element.id, currentTime);
if (!secondElementId) {
toast.error("Failed to split element");
}
setElementMenuOpen(false);
};
const handleSplitAndKeepLeft = () => {
const effectiveStart = element.startTime;
const effectiveEnd =
element.startTime +
(element.duration - element.trimStart - element.trimEnd);
if (currentTime <= effectiveStart || currentTime >= effectiveEnd) {
toast.error("Playhead must be within element");
return;
}
splitAndKeepLeft(track.id, element.id, currentTime);
setElementMenuOpen(false);
};
const handleSplitAndKeepRight = () => {
const effectiveStart = element.startTime;
const effectiveEnd =
element.startTime +
(element.duration - element.trimStart - element.trimEnd);
if (currentTime <= effectiveStart || currentTime >= effectiveEnd) {
toast.error("Playhead must be within element");
return;
}
splitAndKeepRight(track.id, element.id, currentTime);
setElementMenuOpen(false);
};
const handleSeparateAudio = () => {
if (element.type !== "media") {
toast.error("Audio separation only available for media elements");
return;
}
const mediaItem = mediaItems.find((item) => item.id === element.mediaId);
if (!mediaItem || mediaItem.type !== "video") {
toast.error("Audio separation only available for video elements");
return;
}
const audioElementId = separateAudio(track.id, element.id);
if (!audioElementId) {
toast.error("Failed to separate audio");
}
setElementMenuOpen(false);
};
const canSplitAtPlayhead = () => {
const effectiveStart = element.startTime;
const effectiveEnd =
element.startTime +
(element.duration - element.trimStart - element.trimEnd);
return currentTime > effectiveStart && currentTime < effectiveEnd;
};
const canSeparateAudio = () => {
if (element.type !== "media") return false;
const mediaItem = mediaItems.find((item) => item.id === element.mediaId);
return mediaItem?.type === "video" && track.type === "media";
};
const handleElementSplitContext = () => {
const effectiveStart = element.startTime;
const effectiveEnd =
element.startTime +
(element.duration - element.trimStart - element.trimEnd);
if (currentTime > effectiveStart && currentTime < effectiveEnd) {
const secondElementId = splitElement(track.id, element.id, currentTime);
if (!secondElementId) {
toast.error("Failed to split element");
}
} else {
toast.error("Playhead must be within element to split");
}
};
const handleElementDuplicateContext = () => {
const { id, ...elementWithoutId } = element;
addElementToTrack(track.id, {
...elementWithoutId,
name: element.name + " (copy)",
startTime:
element.startTime +
(element.duration - element.trimStart - element.trimEnd) +
0.1,
});
};
const handleElementDeleteContext = () => {
removeElementFromTrack(track.id, element.id);
};
const handleReplaceClip = () => {
if (element.type !== "media") {
toast.error("Replace is only available for media clips");
return;
}
// Create a file input to select replacement media
const input = document.createElement("input");
input.type = "file";
input.accept = "video/*,audio/*,image/*";
input.onchange = async (e) => {
const file = (e.target as HTMLInputElement).files?.[0];
if (!file) return;
try {
const success = await replaceElementMedia(track.id, element.id, file);
if (success) {
toast.success("Clip replaced successfully");
} else {
toast.error("Failed to replace clip");
}
} catch (error) {
toast.error("Failed to replace clip");
console.log(
JSON.stringify({ error: "Failed to replace clip", details: error })
);
}
};
input.click();
};
const renderElementContent = () => {
if (element.type === "text") {
return (
<div className="w-full h-full flex items-center justify-start pl-2">
<span className="text-xs text-foreground/80 truncate">
{element.content}
</span>
</div>
);
}
// Render media element ->
const mediaItem = mediaItems.find((item) => item.id === element.mediaId);
if (!mediaItem) {
return (
<span className="text-xs text-foreground/80 truncate">
{element.name}
</span>
);
}
const TILE_ASPECT_RATIO = 16 / 9;
if (mediaItem.type === "image") {
// Calculate tile size based on 16:9 aspect ratio
const trackHeight = getTrackHeight(track.type);
const tileHeight = trackHeight - 8; // Account for padding
const tileWidth = tileHeight * TILE_ASPECT_RATIO;
return (
<div className="w-full h-full flex items-center justify-center">
<div className="bg-[#004D52] py-3 w-full h-full relative">
{/* Background with tiled images */}
<div
className="absolute top-3 bottom-3 left-0 right-0"
style={{
backgroundImage: mediaItem.url
? `url(${mediaItem.url})`
: "none",
backgroundRepeat: "repeat-x",
backgroundSize: `${tileWidth}px ${tileHeight}px`,
backgroundPosition: "left center",
pointerEvents: "none",
}}
aria-label={`Tiled background of ${mediaItem.name}`}
/>
{/* Overlay with vertical borders */}
<div
className="absolute top-3 bottom-3 left-0 right-0 pointer-events-none"
style={{
backgroundImage: `repeating-linear-gradient(
to right,
transparent 0px,
transparent ${tileWidth - 1}px,
rgba(255, 255, 255, 0.6) ${tileWidth - 1}px,
rgba(255, 255, 255, 0.6) ${tileWidth}px
)`,
backgroundPosition: "left center",
}}
/>
</div>
</div>
);
}
const VIDEO_TILE_PADDING = 16;
const OVERLAY_SPACE_MULTIPLIER = 1.5;
if (mediaItem.type === "video" && mediaItem.thumbnailUrl) {
const trackHeight = getTrackHeight(track.type);
const tileHeight = trackHeight - VIDEO_TILE_PADDING;
const tileWidth = tileHeight * TILE_ASPECT_RATIO;
return (
<div className="w-full h-full flex items-center gap-2">
<div className="flex-1 h-full relative overflow-hidden">
{/* Background with tiled thumbnails */}
<div
className="absolute inset-0"
style={{
backgroundImage: mediaItem.thumbnailUrl
? `url(${mediaItem.thumbnailUrl})`
: "none",
backgroundRepeat: "repeat-x",
backgroundSize: `${tileWidth}px ${tileHeight}px`,
backgroundPosition: "left center",
pointerEvents: "none",
}}
aria-label={`Tiled thumbnail of ${mediaItem.name}`}
/>
{/* Overlay with vertical borders */}
<div
className="absolute inset-0 pointer-events-none"
style={{
backgroundImage: `repeating-linear-gradient(
to right,
transparent 0px,
transparent ${tileWidth - 1}px,
rgba(255, 255, 255, 0.6) ${tileWidth - 1}px,
rgba(255, 255, 255, 0.6) ${tileWidth}px
)`,
backgroundPosition: "left center",
}}
/>
</div>
{elementWidth > tileWidth * OVERLAY_SPACE_MULTIPLIER ? (
<div className="absolute right-2 top-1/2 -translate-y-1/2 bg-black/70 text-white text-xs px-2 py-1 rounded pointer-events-none max-w-[40%] truncate">
{element.name}
</div>
) : (
<span className="text-xs text-foreground/80 truncate flex-shrink-0 max-w-[120px]">
{element.name}
</span>
)}
</div>
);
}
// Render audio element ->
if (mediaItem.type === "audio") {
return (
<div className="w-full h-full flex items-center gap-2">
<div className="flex-1 min-w-0">
<AudioWaveform
audioUrl={mediaItem.url || ""}
height={24}
className="w-full"
/>
</div>
</div>
);
}
return (
<span className="text-xs text-foreground/80 truncate">
{element.name}
</span>
);
};
const handleElementMouseDown = (e: React.MouseEvent) => {
if (onElementMouseDown) {
onElementMouseDown(e, element);
}
};
return (
<ContextMenu>
<ContextMenuTrigger asChild>
<div
className={`absolute top-0 h-full select-none timeline-element ${
isBeingDragged ? "z-50" : "z-10"
}`}
style={{
left: `${elementLeft}px`,
width: `${elementWidth}px`,
}}
data-element-id={element.id}
data-track-id={track.id}
onMouseMove={resizing ? handleResizeMove : undefined}
onMouseUp={resizing ? handleResizeEnd : undefined}
onMouseLeave={resizing ? handleResizeEnd : undefined}
>
<div
className={`relative h-full rounded-[0.15rem] cursor-pointer overflow-hidden ${getTrackElementClasses(
track.type
)} ${isSelected ? "border-b-[0.5px] border-t-[0.5px] border-foreground" : ""} ${
isBeingDragged ? "z-50" : "z-10"
}`}
onClick={(e) => onElementClick && onElementClick(e, element)}
onMouseDown={handleElementMouseDown}
onContextMenu={(e) =>
onElementMouseDown && onElementMouseDown(e, element)
}
>
<div className="absolute inset-0 flex items-center h-full">
{renderElementContent()}
</div>
{isSelected && (
<>
<div
className="absolute left-0 top-0 bottom-0 w-1 cursor-w-resize bg-foreground z-50"
onMouseDown={(e) => handleResizeStart(e, element.id, "left")}
/>
<div
className="absolute right-0 top-0 bottom-0 w-1 cursor-e-resize bg-foreground z-50"
onMouseDown={(e) => handleResizeStart(e, element.id, "right")}
/>
</>
)}
</div>
</div>
</ContextMenuTrigger>
<ContextMenuContent>
<ContextMenuItem onClick={handleElementSplitContext}>
<Scissors className="h-4 w-4 mr-2" />
Split at playhead
</ContextMenuItem>
<ContextMenuItem onClick={handleElementDuplicateContext}>
<Copy className="h-4 w-4 mr-2" />
Duplicate {element.type === "text" ? "text" : "clip"}
</ContextMenuItem>
{element.type === "media" && (
<ContextMenuItem onClick={handleReplaceClip}>
<RefreshCw className="h-4 w-4 mr-2" />
Replace clip
</ContextMenuItem>
)}
<ContextMenuSeparator />
<ContextMenuItem
onClick={handleElementDeleteContext}
className="text-destructive focus:text-destructive"
>
<Trash2 className="h-4 w-4 mr-2" />
Delete {element.type === "text" ? "text" : "clip"}
</ContextMenuItem>
</ContextMenuContent>
</ContextMenu>
);
}