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ttstd-infinite-canvas/web/src/components/canvas/canvas-node.tsx

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import React, { useCallback, useEffect, useMemo, useRef, useState } from "react";
import type { ReactNode } from "react";
import { AlertCircle, BookOpenCheck, CheckCircle2, ChevronRight, Clapperboard, Clock3, FileText, Image as ImageIcon, LoaderCircle, Lock, Maximize2, Music2, Pencil, Play, Plus, RefreshCw, Replace, Settings2, Square, Star, Type, Video } from "lucide-react";
import { canvasThemes } from "@/lib/canvas-theme";
import { CometCard } from "@/components/ui/aceternity/comet-card";
import { resourceStorageLabel, resourceStorageLocation, resourceStorageTitle } from "@/lib/canvas/resource-storage-status";
import { canvasRichTextHTML } from "@/lib/canvas/canvas-rich-text";
import { formatBytes } from "@/lib/image-utils";
import { CONTENT_MODERATION_ERROR_CODE, generationErrorMessage, isContentModerationError } from "@/lib/generation-error";
import { useThemeStore } from "@/stores/use-theme-store";
import { resourceIdFromStorageKey } from "@/services/api/resources";
import { cacheResourceObjectUrl, getCachedResourceObjectUrl } from "@/services/resource-blob-cache";
import { CanvasResourceMentionTextarea } from "./canvas-resource-mention-textarea";
import { storyboardMinNodeHeight } from "./canvas-script-node";
import { CanvasNodeType, type CanvasNodeData, type Position } from "@/types/canvas";
import type { CanvasResourceReference } from "@/lib/canvas/canvas-resource-references";
import { loadCanvasDrawingPreview } from "@/lib/canvas/canvas-drawing-storage";
import { MEDIA_NODE_MIN_SIZE } from "@/lib/canvas/canvas-node-size";
import { VideoPlayer } from "@/components/video-player";
type ResizeCorner = "top-left" | "top-right" | "bottom-left" | "bottom-right";
type CanvasTheme = (typeof canvasThemes)[keyof typeof canvasThemes];
type CanvasNodeProps = {
data: CanvasNodeData;
dragOffset?: Position;
scale: number;
isSelected: boolean;
isRelated: boolean;
isFocusRelated: boolean;
isConnectionTarget: boolean;
isConnecting: boolean;
showImageInfo: boolean;
reduceMediaEffects?: boolean;
readOnly?: boolean;
resourceLabel?: CanvasResourceReference;
mentionReferences?: CanvasResourceReference[];
renderNodeContent?: (node: CanvasNodeData) => ReactNode;
drawingProjectId?: string;
batchCount?: number;
batchExpanded?: boolean;
batchClosing?: boolean;
batchOpening?: boolean;
batchRecovering?: boolean;
batchPrimary?: boolean;
batchMotion?: { x: number; y: number; index: number };
onMouseDown: (event: React.MouseEvent, nodeId: string) => void;
onHoverStart: (nodeId: string) => void;
onHoverEnd: (nodeId: string) => void;
onConnectStart: (event: React.PointerEvent, nodeId: string, handleType: "source" | "target", handleId?: string, anchorRatio?: number) => void;
onResize: (nodeId: string, width: number, height: number, position?: Position) => void;
onTitleChange?: (nodeId: string, title: string) => void;
onContentChange: (nodeId: string, content: string) => void;
onToggleBatch?: (nodeId: string) => void;
onSetBatchPrimary?: (node: CanvasNodeData) => void;
onRetry?: (node: CanvasNodeData) => void;
onCancelTask?: (node: CanvasNodeData) => void;
onOpenTaskDetails?: (node: CanvasNodeData) => void;
onOpenVersions?: (node: CanvasNodeData) => void;
onViewImage?: (node: CanvasNodeData) => void;
onReplaceMedia?: (node: CanvasNodeData) => void;
onOpenTextEditor?: (node: CanvasNodeData) => void;
onOpenDirector?: (node: CanvasNodeData) => void;
onOpenDrawing?: (node: CanvasNodeData) => void;
onContextMenu: (event: React.MouseEvent, nodeId: string) => void;
};
type NodeContentRendererProps = {
node: CanvasNodeData;
theme: (typeof canvasThemes)[keyof typeof canvasThemes];
isEditingContent: boolean;
textareaRef: React.RefObject<HTMLTextAreaElement | null>;
isBatchRoot: boolean;
batchCount: number;
batchExpanded: boolean;
batchOpening: boolean;
batchRecovering: boolean;
renderNodeContent?: (node: CanvasNodeData) => ReactNode;
drawingProjectId?: string;
onContentChange: (nodeId: string, content: string) => void;
onStopEditing: () => void;
mentionReferences: CanvasResourceReference[];
onRetry?: (node: CanvasNodeData) => void;
onCancelTask?: (node: CanvasNodeData) => void;
onOpenTaskDetails?: (node: CanvasNodeData) => void;
onOpenDrawing?: (node: CanvasNodeData) => void;
onToggleBatch?: () => void;
reduceMediaEffects?: boolean;
};
export const CanvasNode = React.memo(function CanvasNode({
data,
dragOffset,
scale,
isSelected,
isRelated,
isFocusRelated,
isConnectionTarget,
showImageInfo,
reduceMediaEffects = false,
readOnly = false,
resourceLabel,
mentionReferences = [],
renderNodeContent,
drawingProjectId,
batchCount = 0,
batchExpanded = false,
batchClosing = false,
batchOpening = false,
batchRecovering = false,
batchPrimary = false,
batchMotion,
onMouseDown,
onHoverStart,
onHoverEnd,
onConnectStart,
onResize,
onTitleChange,
onContentChange,
onToggleBatch,
onSetBatchPrimary,
onRetry,
onCancelTask,
onOpenTaskDetails,
onOpenVersions,
onViewImage,
onReplaceMedia,
onOpenTextEditor,
onOpenDirector,
onOpenDrawing,
onContextMenu,
}: CanvasNodeProps) {
const theme = canvasThemes[useThemeStore((state) => state.theme)];
const [hovered, setHovered] = useState(false);
const [isEditingContent, setIsEditingContent] = useState(false);
const [isEditingTitle, setIsEditingTitle] = useState(false);
const [titleDraft, setTitleDraft] = useState(data.title);
const hasImageContent = data.type === CanvasNodeType.Image && Boolean(data.metadata?.content);
const hasVideoContent = data.type === CanvasNodeType.Video && Boolean(data.metadata?.content);
const hasAudioContent = data.type === CanvasNodeType.Audio && Boolean(data.metadata?.content);
const hasMediaContent = hasImageContent || hasVideoContent || hasAudioContent;
const isGeneratingNode = data.type !== CanvasNodeType.Frame && data.metadata?.status === "loading";
const isBatchRoot = data.type === CanvasNodeType.Image && Boolean(data.metadata?.isBatchRoot) && batchCount > 1;
const isBatchChild = data.type === CanvasNodeType.Image && Boolean(data.metadata?.batchRootId);
const showStatusTrack = Boolean(resourceLabel || data.metadata?.locked || isBatchRoot || (isBatchChild && !readOnly) || (hasMediaContent && !readOnly));
const isActive = isConnectionTarget || isSelected || isFocusRelated;
const flushMediaContent = hasImageContent || hasVideoContent;
const mediaBorderColor = isActive ? theme.accent.primary : isRelated && !isBatchChild ? theme.accent.primary : "transparent";
const assetTags = data.metadata?.assetTags?.filter((tag) => tag.trim()) || [];
const scriptMinHeight = data.type === CanvasNodeType.Script ? storyboardMinNodeHeight(data.metadata?.storyboardComposerHeight) : null;
const cometDepth = hasMediaContent ? 6.8 : data.type === CanvasNodeType.Script ? 2.8 : 4.6;
const cometTranslate = hasMediaContent ? 6 : data.type === CanvasNodeType.Script ? 2.5 : 4;
const cometDisabled = reduceMediaEffects || Boolean(dragOffset) || isEditingContent || isEditingTitle || isGeneratingNode || scale < 0.32 || batchClosing || batchOpening;
const textareaRef = useRef<HTMLTextAreaElement>(null);
const resizeRef = useRef({
isResizing: false,
corner: "bottom-right" as ResizeCorner,
startX: 0,
startY: 0,
startLeft: 0,
startTop: 0,
startWidth: 0,
startHeight: 0,
keepRatio: false,
ratio: 1,
});
useEffect(() => {
const textarea = textareaRef.current;
if (!textarea) return;
const handleWheel = (event: WheelEvent) => event.stopPropagation();
textarea.addEventListener("wheel", handleWheel, { passive: false });
return () => textarea.removeEventListener("wheel", handleWheel);
}, [data.type, isEditingContent]);
useEffect(() => {
if (!isEditingContent) return;
const textarea = textareaRef.current;
textarea?.focus();
textarea?.setSelectionRange(textarea.value.length, textarea.value.length);
}, [isEditingContent]);
useEffect(() => {
if (!isEditingTitle) setTitleDraft(data.title);
}, [data.title, isEditingTitle]);
useEffect(() => {
if (!isEditingContent) return;
const handleOutsidePointerDown = (event: PointerEvent) => {
const target = event.target;
if (!(target instanceof Node)) return;
if (isEditingContent && textareaRef.current?.contains(target)) return;
setIsEditingContent(false);
};
window.addEventListener("pointerdown", handleOutsidePointerDown, true);
return () => window.removeEventListener("pointerdown", handleOutsidePointerDown, true);
}, [isEditingContent]);
const handleResizeMove = useCallback(
(event: MouseEvent) => {
if (!resizeRef.current.isResizing) return;
const dx = (event.clientX - resizeRef.current.startX) / scale;
const dy = (event.clientY - resizeRef.current.startY) / scale;
const isMediaNode = data.type === CanvasNodeType.Image || data.type === CanvasNodeType.Video;
const minWidth = data.type === CanvasNodeType.Script ? 800 : isMediaNode ? MEDIA_NODE_MIN_SIZE.width : 220;
const minHeight = scriptMinHeight || (isMediaNode ? MEDIA_NODE_MIN_SIZE.height : 160);
const startRight = resizeRef.current.startLeft + resizeRef.current.startWidth;
const startBottom = resizeRef.current.startTop + resizeRef.current.startHeight;
const fromLeft = resizeRef.current.corner.includes("left");
const fromTop = resizeRef.current.corner.includes("top");
const rawWidth = Math.max(minWidth, resizeRef.current.startWidth + (fromLeft ? -dx : dx));
const rawHeight = Math.max(minHeight, resizeRef.current.startHeight + (fromTop ? -dy : dy));
let width = rawWidth;
let height = rawHeight;
if (resizeRef.current.keepRatio) {
const ratio = resizeRef.current.ratio;
if (Math.abs(dx) >= Math.abs(dy)) {
height = width / ratio;
} else {
width = height * ratio;
}
if (height < minHeight) {
height = minHeight;
width = height * ratio;
}
if (width < minWidth) {
width = minWidth;
height = width / ratio;
}
}
onResize(data.id, width, height, {
x: fromLeft ? startRight - width : resizeRef.current.startLeft,
y: fromTop ? startBottom - height : resizeRef.current.startTop,
});
},
[data.id, data.type, onResize, scale, scriptMinHeight],
);
const handleResizeUp = useCallback(() => {
resizeRef.current.isResizing = false;
window.removeEventListener("mousemove", handleResizeMove);
window.removeEventListener("mouseup", handleResizeUp);
}, [handleResizeMove]);
const handleResizeMouseDown = (event: React.MouseEvent, corner: ResizeCorner) => {
event.stopPropagation();
event.preventDefault();
resizeRef.current = {
isResizing: true,
corner,
startX: event.clientX,
startY: event.clientY,
startLeft: data.position.x,
startTop: data.position.y,
startWidth: data.width,
startHeight: data.height,
keepRatio: (data.type === CanvasNodeType.Image && !data.metadata?.freeResize) || data.type === CanvasNodeType.Video,
ratio: (data.metadata?.naturalWidth || data.width) / (data.metadata?.naturalHeight || data.height || 1),
};
window.addEventListener("mousemove", handleResizeMove);
window.addEventListener("mouseup", handleResizeUp);
};
useEffect(() => {
return () => {
window.removeEventListener("mousemove", handleResizeMove);
window.removeEventListener("mouseup", handleResizeUp);
};
}, [handleResizeMove, handleResizeUp]);
const commitTitle = () => {
const next = titleDraft.trim();
setIsEditingTitle(false);
if (!next) {
setTitleDraft(data.title);
return;
}
if (next !== data.title) onTitleChange?.(data.id, next);
};
return (
<div
data-node-id={data.id}
className={`node-element absolute flex select-none flex-col ${dragOffset ? "cursor-grabbing" : data.type === CanvasNodeType.Drawing ? "cursor-pointer" : "cursor-default"} ${isSelected ? "z-[var(--z-node-active)]" : "z-[var(--z-node)]"}`}
style={{
transform: `translate(${data.position.x + (dragOffset?.x || 0)}px, ${data.position.y + (dragOffset?.y || 0)}px)`,
width: data.width,
height: data.height,
contain: "layout style",
}}
onMouseEnter={() => {
setHovered(true);
onHoverStart(data.id);
}}
onMouseLeave={() => {
setHovered(false);
onHoverEnd(data.id);
}}
onContextMenu={(event) => onContextMenu(event, data.id)}
>
<NodeExternalHeader
node={data}
scale={scale}
active={hovered || isSelected || isFocusRelated}
editable={!readOnly && !data.metadata?.locked && Boolean(onTitleChange)}
editing={isEditingTitle}
draft={titleDraft}
theme={theme}
onDraftChange={setTitleDraft}
onEdit={() => setIsEditingTitle(true)}
onCommit={commitTitle}
onCancel={() => { setTitleDraft(data.title); setIsEditingTitle(false); }}
/>
<CometCard
containerClassName="overflow-visible"
className={`canvas-node-shell relative h-full w-full overflow-visible rounded-[var(--node-radius)] ${flushMediaContent ? "border-0" : "border"} ${isGeneratingNode ? "canvas-node-shell-generating" : ""}`}
rotateDepth={cometDepth}
translateDepth={cometTranslate}
disabled={cometDisabled}
glare={!isGeneratingNode}
data-state={data.metadata?.status || (isActive ? "active" : isRelated ? "related" : "idle")}
style={{
background: hasImageContent || hasVideoContent ? "transparent" : theme.node.fill,
borderColor: flushMediaContent ? undefined : isActive ? theme.accent.primary : isRelated ? theme.accent.primary : hovered ? "color-mix(in oklch, var(--workspace-border) 80%, var(--workspace-fg) 12%)" : theme.node.stroke,
boxShadow: isFocusRelated
? `0 0 0 1px ${theme.accent.primary}66, 0 0 0 6px ${theme.accent.primary}1a, 0 28px 80px ${theme.spatial.shadow}` // active:最强强调(外发光环6px + inner glow)
: isConnectionTarget
? `0 0 0 1px ${theme.accent.primary}66, 0 0 0 4px ${theme.accent.primary}1a, 0 24px 72px ${theme.spatial.shadow}` // selected-primary:4px软色环 + resize handle
: isSelected || (isRelated && !isBatchChild)
? `0 0 0 2px ${theme.accent.primary}40, 0 22px 60px ${theme.spatial.shadow}` // selected:2px边框环
: hovered
? `0 16px 48px ${theme.spatial.shadow}` // hover:轻微抬升阴影
: undefined, // idle:无额外阴影
transition: "border-color 120ms ease-out, box-shadow 150ms ease-out",
}}
onMouseDown={(event) => onMouseDown(event, data.id)}
onDoubleClick={(event) => {
if (isBatchRoot) {
event.stopPropagation();
onToggleBatch?.(data.id);
return;
}
if (data.type === CanvasNodeType.Image && hasImageContent) {
event.stopPropagation();
onViewImage?.(data);
return;
}
if (data.metadata?.directorSceneId) {
event.stopPropagation();
onOpenDirector?.(data);
return;
}
if (data.type === CanvasNodeType.Drawing) {
event.stopPropagation();
onOpenDrawing?.(data);
return;
}
if (!readOnly && data.type === CanvasNodeType.Text && data.metadata?.workflowKind === "character" && data.metadata.characterAssetId) {
event.stopPropagation();
onOpenTextEditor?.(data);
return;
}
if (readOnly || data.type !== CanvasNodeType.Text) return;
event.stopPropagation();
setIsEditingContent(true);
}}
>
<div
className={`relative flex h-full w-full items-center justify-center rounded-[inherit] ${isBatchRoot || data.type === CanvasNodeType.Script ? "overflow-visible" : "overflow-hidden"}`}
style={
{
background: hasImageContent || hasVideoContent ? "transparent" : theme.node.fill,
"--batch-from-x": `${batchMotion?.x || 0}px`,
"--batch-from-y": `${batchMotion?.y || 0}px`,
"--batch-from-rotate": `${6 + (batchMotion?.index || 0) * 4}deg`,
animation: data.metadata?.batchRootId ? (batchClosing ? `canvas-batch-child-out var(--motion-dur-base-calc) var(--motion-ease-in-out) both` : `canvas-batch-child-in var(--motion-dur-slow-calc) var(--motion-ease-out) both`) : undefined,
animationDelay: data.metadata?.batchRootId ? `${batchClosing ? 0 : 45 + (batchMotion?.index || 0) * 24}ms` : undefined,
} as React.CSSProperties
}
>
{/* 节点状态徽章(对应 #97 决策2:左上角 loading/success/error,近距离确认信号)*/}
{data.metadata?.status && data.metadata.status !== "idle" && data.type !== CanvasNodeType.Frame ? (
<NodeStatusBadge status={data.metadata.status} />
) : null}
<NodeContent
node={data}
theme={theme}
isEditingContent={isEditingContent}
textareaRef={textareaRef}
isBatchRoot={isBatchRoot}
batchCount={batchCount}
batchExpanded={batchExpanded}
batchOpening={batchOpening}
batchRecovering={batchRecovering}
renderNodeContent={renderNodeContent}
drawingProjectId={drawingProjectId}
mentionReferences={mentionReferences}
onContentChange={onContentChange}
onStopEditing={() => setIsEditingContent(false)}
onRetry={onRetry}
onCancelTask={onCancelTask}
onOpenTaskDetails={onOpenTaskDetails}
onOpenDrawing={onOpenDrawing}
onToggleBatch={() => onToggleBatch?.(data.id)}
reduceMediaEffects={reduceMediaEffects}
/>
</div>
{flushMediaContent ? (
<div
aria-hidden
className="pointer-events-none absolute inset-0 z-[var(--node-z-content)] rounded-[inherit]"
style={{ boxShadow: `inset 0 0 0 1px ${mediaBorderColor}` }}
/>
) : null}
{(hasImageContent || hasVideoContent) && !readOnly ? (
<div
className={`absolute bottom-[10%] left-1/2 z-[var(--node-z-overlay)] -translate-x-1/2 motion-safe:transition motion-safe:duration-200 ${isSelected ? "translate-y-0 opacity-100" : "pointer-events-none translate-y-3 opacity-0"}`}
onMouseDown={(event) => event.stopPropagation()}
onPointerDown={(event) => event.stopPropagation()}
>
<button
type="button"
className="inline-flex h-9 items-center gap-2 rounded-full border px-4 text-xs font-semibold shadow-lg backdrop-blur-xl transition hover:-translate-y-0.5 hover:brightness-110 focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 motion-reduce:hover:translate-y-0"
style={{ background: theme.toolbar.panel, borderColor: theme.toolbar.border, color: theme.node.text, outlineColor: theme.accent.primary }}
onClick={(event) => { event.stopPropagation(); onReplaceMedia?.(data); }}
aria-label="替换媒体"
>
<Replace className="size-3.5" />
替换
</button>
</div>
) : null}
{data.type === CanvasNodeType.Text && data.metadata?.workflowKind !== "character" && !readOnly ? (
<div
className={`absolute bottom-[10%] left-1/2 z-[var(--node-z-overlay)] -translate-x-1/2 motion-safe:transition motion-safe:duration-200 ${isSelected ? "translate-y-0 opacity-100" : "pointer-events-none translate-y-3 opacity-0"}`}
onMouseDown={(event) => event.stopPropagation()}
onPointerDown={(event) => event.stopPropagation()}
>
<button
type="button"
className="inline-flex h-9 items-center gap-2 rounded-full border px-4 text-xs font-semibold shadow-lg backdrop-blur-xl transition hover:-translate-y-0.5 hover:brightness-110 focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 motion-reduce:hover:translate-y-0"
style={{ background: theme.toolbar.panel, borderColor: theme.toolbar.border, color: theme.node.text, outlineColor: theme.accent.primary }}
onClick={(event) => { event.stopPropagation(); onOpenTextEditor?.(data); }}
aria-label="放大编辑文本"
>
<Maximize2 className="size-3.5" />
放大编辑
</button>
</div>
) : null}
{data.metadata?.versionLabel ? (
<button
type="button"
className="absolute left-3 top-3 z-[var(--node-z-overlay)] grid size-7 place-items-center rounded-[var(--r-full)] border p-0.5 text-[var(--node-badge-fs)] font-semibold leading-none backdrop-blur-md transition-[transform,background,border-color,box-shadow] hover:-translate-y-px focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 motion-reduce:hover:translate-y-0"
style={{
background: data.metadata.versionPrimary ? theme.accent.primarySoft : theme.toolbar.panel,
borderColor: data.metadata.versionPrimary ? theme.accent.primary : theme.toolbar.border,
color: data.metadata.versionPrimary ? theme.accent.primary : theme.node.text,
boxShadow: data.metadata.versionPrimary ? "0 0 0 2px " + theme.accent.primarySoft : "var(--shadow-sm)",
outlineColor: theme.accent.primary,
}}
title={data.metadata.versionLabel + (data.metadata.versionPrimary ? " · 主版本" : "") + ",点击查看版本对比"}
aria-label={data.metadata.versionLabel + (data.metadata.versionPrimary ? ",主版本" : "") + ",查看版本对比"}
onMouseDown={(event) => event.stopPropagation()}
onClick={(event) => { event.stopPropagation(); onOpenVersions?.(data); }}
>
{data.metadata.versionLabel}
</button>
) : null}
{showStatusTrack ? (
<div className={`absolute right-3 top-3 z-[var(--node-z-overlay)] flex min-w-0 items-center justify-end gap-1 ${data.metadata?.versionLabel ? "max-w-[calc(100%-104px)]" : "max-w-[calc(100%-24px)]"}`}>
{resourceLabel && data.type !== CanvasNodeType.Image ? <ResourceLabelBadge reference={resourceLabel} theme={theme} /> : null}
{hasMediaContent && !readOnly ? <ResourceStorageBadge storageKey={data.metadata?.storageKey} active={isActive} theme={theme} /> : null}
{isBatchRoot ? <BatchToggleBadge count={batchCount} expanded={batchExpanded} theme={theme} onToggle={() => onToggleBatch?.(data.id)} /> : null}
{isBatchChild && !readOnly ? <BatchPrimaryBadge visible={batchPrimary || hovered || isSelected} selected={batchPrimary} theme={theme} onSelect={() => onSetBatchPrimary?.(data)} /> : null}
{data.metadata?.locked ? <NodeLockBadge theme={theme} /> : null}
</div>
) : null}
{assetTags.length || (showImageInfo && hasImageContent) ? (
<div className="pointer-events-none absolute inset-x-3 bottom-3 z-[var(--node-z-overlay)] flex items-end justify-between gap-2">
{assetTags.length ? <AssetTagBadges tags={assetTags} theme={theme} /> : null}
{showImageInfo && hasImageContent ? <ImageInfoBar node={data} /> : null}
</div>
) : null}
{!hasImageContent && !hasVideoContent && !hasAudioContent && data.type !== CanvasNodeType.Drawing ? <div className="pointer-events-none absolute inset-x-0 bottom-0 h-12" style={{ background: `linear-gradient(to top, ${theme.canvas.background}66, transparent)` }} /> : null}
{!readOnly && !data.metadata?.locked ? <>
<ResizeHandle corner="top-left" onMouseDown={handleResizeMouseDown} />
<ResizeHandle corner="top-right" onMouseDown={handleResizeMouseDown} />
<ResizeHandle corner="bottom-left" onMouseDown={handleResizeMouseDown} />
<ResizeHandle corner="bottom-right" onMouseDown={handleResizeMouseDown} />
</> : null}
</CometCard>
{!readOnly && data.type !== CanvasNodeType.Script ? <ConnectionSideRail side="left" scale={scale} visible={hovered} theme={theme} onPointerDown={(event, anchorRatio) => onConnectStart(event, data.id, "target", undefined, anchorRatio)} /> : null}
{!readOnly && data.type !== CanvasNodeType.Script && data.type !== CanvasNodeType.Config ? <ConnectionSideRail side="right" scale={scale} visible={hovered} theme={theme} onPointerDown={(event, anchorRatio) => onConnectStart(event, data.id, "source", undefined, anchorRatio)} /> : null}
</div>
);
});
function NodeContent(props: NodeContentRendererProps) {
const hasCustomContent = props.node.type === CanvasNodeType.Config
|| props.node.type === CanvasNodeType.Script
|| Boolean(props.node.metadata?.directorSceneId)
|| (props.node.metadata?.workflowKind === "character" && Boolean(props.node.metadata.characterAssetId))
|| (props.node.metadata?.workflowKind === "story_input" && !props.isEditingContent)
|| (props.node.metadata?.workflowKind === "styleboard" && !props.node.metadata.content);
if (hasCustomContent && props.renderNodeContent) return props.renderNodeContent(props.node);
if (props.isBatchRoot) return <ImageNodeContent {...props} />;
if (props.node.metadata?.status === "loading") return <LoadingContent node={props.node} theme={props.theme} onCancelTask={props.onCancelTask} onOpenTaskDetails={props.onOpenTaskDetails} />;
if (props.node.metadata?.status === "error") return <ErrorContent node={props.node} theme={props.theme} onRetry={props.onRetry} />;
const Renderer = nodeContentRenderers[props.node.type];
return Renderer ? <Renderer {...props} /> : <UnknownNodeContent theme={props.theme} />;
}
const nodeContentRenderers = {
[CanvasNodeType.Text]: TextContent,
[CanvasNodeType.Script]: UnknownNodeContent,
[CanvasNodeType.Skill]: SkillContent,
[CanvasNodeType.Image]: ImageNodeContent,
[CanvasNodeType.Config]: EmptyImageContent,
[CanvasNodeType.Video]: VideoNodeContent,
[CanvasNodeType.Audio]: AudioNodeContent,
[CanvasNodeType.Drawing]: DrawingContent,
[CanvasNodeType.Frame]: UnknownNodeContent,
} satisfies Record<CanvasNodeType, (props: NodeContentRendererProps) => ReactNode>;
function DrawingContent({ node, theme, drawingProjectId }: NodeContentRendererProps) {
const shapeCount = node.metadata?.drawingShapeCount || 0;
const pageCount = node.metadata?.drawingPageCount || 1;
const [previewUrl, setPreviewUrl] = useState(node.metadata?.drawingPreviewUrl || "");
useEffect(() => {
const drawingId = node.metadata?.drawingId;
const fallbackPreview = node.metadata?.drawingPreviewUrl || "";
setPreviewUrl(fallbackPreview);
if (!drawingProjectId || !drawingId) return;
let active = true;
let objectUrl = "";
void loadCanvasDrawingPreview(drawingProjectId, drawingId).then((preview) => {
if (!active) return;
if (!preview) {
setPreviewUrl(fallbackPreview);
return;
}
objectUrl = URL.createObjectURL(preview);
setPreviewUrl(objectUrl);
}).catch((error) => console.warn("读取绘图节点预览失败", error));
return () => {
active = false;
if (objectUrl) URL.revokeObjectURL(objectUrl);
};
}, [drawingProjectId, node.metadata?.drawingId, node.metadata?.drawingPreviewUrl, node.metadata?.drawingRevision]);
return (
<div className="relative h-full w-full overflow-hidden" style={{ background: theme.node.panel, color: theme.node.text }}>
{previewUrl ? (
<img src={previewUrl} alt="绘图预览" className="absolute inset-0 h-full w-full object-cover" draggable={false} />
) : (
<div className="absolute inset-0 grid place-items-center" style={{ backgroundImage: `radial-gradient(circle, ${theme.node.stroke} 1px, transparent 1px)`, backgroundSize: "18px 18px" }}>
<span className="grid size-12 place-items-center rounded-xl border" style={{ background: theme.toolbar.panel, borderColor: theme.toolbar.border, color: theme.node.muted }}>
<Pencil className="size-5" />
</span>
</div>
)}
<div className="pointer-events-none absolute inset-x-0 bottom-0 flex items-end justify-between gap-3 px-4 pb-3 pt-12" style={{ background: `linear-gradient(to top, ${theme.node.fill}, ${theme.node.fill}e6 55%, transparent)` }}>
<div className="min-w-0">
<div className="truncate text-xs font-semibold" title={node.title || "绘图"}>{node.title || "绘图"}</div>
<div className="mt-0.5 text-[var(--fs-tiny)]" style={{ color: theme.node.muted }}>{shapeCount} 个图形 · {pageCount} 个页面</div>
</div>
<Pencil className="size-3.5 shrink-0" style={{ color: theme.accent.primary }} />
</div>
</div>
);
}
function LoadingContent({ node, theme, onCancelTask, onOpenTaskDetails }: Pick<NodeContentRendererProps, "node" | "theme" | "onCancelTask" | "onOpenTaskDetails">) {
const taskId = node.metadata?.taskId;
const progress = typeof node.metadata?.taskProgress === "number" ? Math.max(0, Math.min(100, Math.round(node.metadata.taskProgress))) : null;
const statusLabel = taskStatusLabel(node.metadata?.taskStatus);
const elapsed = useTaskElapsed(node.metadata?.taskCreatedAt);
return (
<div className="flex h-full w-full flex-col items-center justify-center gap-2.5 px-5 text-center" style={{ color: theme.node.activeStroke }}>
<div className="size-10 animate-spin rounded-full border-2" style={{ borderColor: theme.node.stroke, borderTopColor: theme.node.activeStroke }} />
<span className="text-[var(--fs-tiny)] font-semibold">{node.metadata?.taskStage || (taskId ? "任务处理中" : "正在创建任务")}</span>
{taskId ? (
<div className="flex w-full max-w-[210px] flex-col items-center gap-1.5">
<div className="max-w-full truncate text-[var(--fs-label)] font-medium" style={{ color: theme.node.text }}>
{statusLabel}
{progress !== null ? ` · ${progress}%` : ""}
</div>
{progress !== null ? (
<div className="h-1.5 w-full overflow-hidden rounded-full" style={{ background: theme.node.stroke }}>
<div className="h-full rounded-full transition-[width]" style={{ width: `${progress}%`, background: theme.node.activeStroke }} />
</div>
) : null}
<div className="max-w-full truncate text-[var(--fs-tiny)] tabular-nums" style={{ color: theme.node.muted }}>
<Clock3 className="mr-1 inline size-3" />{elapsed} · {shortTaskId(taskId)}
</div>
<div className="mt-0.5 flex items-center gap-1.5">
<button type="button" className="inline-flex h-7 items-center gap-1 rounded-md px-2 text-[var(--fs-tiny)] font-medium transition hover:brightness-110" style={{ background: theme.toolbar.itemHover, color: theme.node.text }} onMouseDown={(event) => event.stopPropagation()} onClick={(event) => { event.stopPropagation(); onOpenTaskDetails?.(node); }}><FileText className="size-3" />详情</button>
<button type="button" className="inline-flex h-7 items-center gap-1 rounded-md px-2 text-[var(--fs-tiny)] font-medium transition hover:brightness-110" style={{ background: `${theme.accent.danger}16`, color: theme.accent.danger }} onMouseDown={(event) => event.stopPropagation()} onClick={(event) => { event.stopPropagation(); onCancelTask?.(node); }}><Square className="size-2.5 fill-current" />取消</button>
</div>
</div>
) : null}
</div>
);
}
function useTaskElapsed(createdAt?: string) {
const [, setTick] = useState(0);
useEffect(() => {
if (!createdAt) return;
const timer = window.setInterval(() => setTick((value) => value + 1), 1000);
return () => window.clearInterval(timer);
}, [createdAt]);
if (!createdAt) return "刚刚";
const seconds = Math.max(0, Math.floor((Date.now() - new Date(createdAt).getTime()) / 1000));
if (seconds < 60) return `${seconds}秒`;
const minutes = Math.floor(seconds / 60);
return minutes < 60 ? `${minutes}分${seconds % 60}秒` : `${Math.floor(minutes / 60)}时${minutes % 60}分`;
}
function taskStatusLabel(status?: string) {
if (status === "queued") return "排队中";
if (status === "running") return "生成中";
if (status === "succeeded") return "任务已完成";
if (status === "failed") return "任务失败";
if (status === "cancelled") return "任务已取消";
return status ? "未知任务状态" : "等待任务状态";
}
function shortTaskId(id: string) {
if (id.length <= 20) return id;
return `${id.slice(0, 14)}...${id.slice(-4)}`;
}
function ErrorContent({ node, theme, onRetry }: Pick<NodeContentRendererProps, "node" | "theme" | "onRetry">) {
const moderationFailure = node.metadata?.generationErrorCode === CONTENT_MODERATION_ERROR_CODE || isContentModerationError(node.metadata?.errorDetails);
return (
<div className="flex max-w-[260px] flex-col items-center gap-3 px-5 text-center">
<div className="text-xs leading-5" style={{ color: theme.accent.danger }}>{generationErrorMessage(node.metadata?.errorDetails)}</div>
{moderationFailure ? (
<div className="rounded-md border px-3 py-2 text-[var(--fs-label)] leading-4" style={{ background: theme.node.fill, borderColor: theme.toolbar.border, color: theme.node.muted }}>
修改节点提示词后,可重新点击生成。
</div>
) : (
<button
type="button"
className="inline-flex h-8 items-center gap-1.5 rounded-full border px-3 text-xs font-medium transition hover:scale-[1.02]"
style={{ background: theme.toolbar.panel, borderColor: theme.toolbar.border, color: theme.node.text }}
onClick={(event) => {
event.stopPropagation();
onRetry?.(node);
}}
onMouseDown={(event) => event.stopPropagation()}
>
<RefreshCw className="size-3.5" />
重试
</button>
)}
</div>
);
}
function UnknownNodeContent({ theme }: Pick<NodeContentRendererProps, "theme">) {
return (
<div className="flex h-full w-full items-center justify-center text-sm" style={{ color: theme.node.placeholder }}>
未知节点
</div>
);
}
function TextContent({ node, theme, isEditingContent, textareaRef, mentionReferences, onContentChange, onStopEditing }: NodeContentRendererProps) {
const fontSize = node.metadata?.fontSize || 14;
const textStyle = { fontSize: `${fontSize}px`, lineHeight: `${Math.round(fontSize * 1.65)}px`, color: theme.node.text, boxSizing: "border-box" } as React.CSSProperties;
const richTextHTML = useMemo(() => canvasRichTextHTML(node.metadata?.richText), [node.metadata?.richText]);
return (
<div className="flex h-full w-full flex-col overflow-hidden pt-10">
{isEditingContent ? (
<CanvasResourceMentionTextarea
ref={textareaRef}
className="thin-scrollbar block h-full w-full resize-none overflow-y-auto whitespace-pre-wrap break-words border-none bg-transparent px-4 pt-0 pb-4 m-0 font-mono outline-none select-text appearance-none"
style={textStyle}
value={node.metadata?.content || ""}
references={mentionReferences}
highlightLabels={false}
onChange={(value) => onContentChange(node.id, value)}
onBlur={onStopEditing}
onKeyDown={(event) => {
if (event.key === "Escape") onStopEditing();
}}
onMouseDown={(event) => event.stopPropagation()}
onPointerDown={(event) => event.stopPropagation()}
onWheel={(event) => event.stopPropagation()}
/>
) : richTextHTML ? (
<div
className="thin-scrollbar block h-full w-full overflow-y-auto break-words bg-transparent px-4 pb-4 font-mono [&_a]:underline [&_blockquote]:my-2 [&_blockquote]:border-l-2 [&_blockquote]:pl-3 [&_blockquote]:opacity-70 [&_code]:rounded [&_code]:bg-black/6 [&_code]:px-1 dark:[&_code]:bg-white/8 [&_h1]:my-2 [&_h1]:text-[1.55em] [&_h1]:font-semibold [&_h2]:my-2 [&_h2]:text-[1.3em] [&_h2]:font-semibold [&_h3]:my-1.5 [&_h3]:text-[1.12em] [&_h3]:font-semibold [&_hr]:my-3 [&_li]:my-0.5 [&_ol]:my-2 [&_ol]:list-decimal [&_ol]:pl-5 [&_p]:my-1 [&_pre]:my-2 [&_pre]:overflow-x-auto [&_pre]:rounded-md [&_pre]:bg-black/90 [&_pre]:p-2 [&_pre]:text-white [&_ul]:my-2 [&_ul]:list-disc [&_ul]:pl-5"
style={textStyle}
onWheel={(event) => event.stopPropagation()}
dangerouslySetInnerHTML={{ __html: richTextHTML }}
/>
) : (
<div
className="thin-scrollbar block h-full w-full overflow-y-auto whitespace-pre-wrap break-words bg-transparent px-4 pt-0 pb-4 font-mono"
style={textStyle}
onWheel={(event) => event.stopPropagation()}
>
{node.metadata?.content || <span style={{ color: theme.node.placeholder }}>双击编辑文字</span>}
</div>
)}
</div>
);
}
function SkillContent({ node, theme }: NodeContentRendererProps) {
const skill = node.metadata?.skillSnapshot;
const tags = skill?.tags?.slice(0, 4) || [];
const template = skill?.template || node.metadata?.content || "";
return (
<div className="flex h-full w-full flex-col overflow-hidden p-4" style={{ color: theme.node.text }}>
<div className="flex items-start justify-between gap-3">
<div className="min-w-0">
<div className="flex items-center gap-2">
<span className="grid size-8 shrink-0 place-items-center rounded-xl" style={{ background: `${theme.node.activeStroke}18`, color: theme.node.activeStroke }}>
<BookOpenCheck className="size-4" />
</span>
<div className="min-w-0">
<div className="truncate text-sm font-semibold" title={skill?.name || node.title || "技能"}>{skill?.name || node.title || "技能"}</div>
<div className="mt-0.5 flex items-center gap-1.5 text-[var(--fs-label)]" style={{ color: theme.node.muted }}>
<span>{skillCategoryLabel(skill?.category)}</span>
<span>·</span>
<span>{skillOutputModeLabel(skill?.outputMode)}</span>
{skill?.version ? (
<>
<span>·</span>
<span>v{skill.version}</span>
</>
) : null}
</div>
</div>
</div>
</div>
</div>
{skill?.description ? <div className="mt-3 line-clamp-2 text-xs leading-5" style={{ color: theme.node.muted }}>{skill.description}</div> : null}
<div className="thin-scrollbar mt-3 min-h-0 flex-1 overflow-hidden rounded-xl border px-3 py-2 text-xs leading-5" style={{ borderColor: theme.node.stroke, background: theme.node.panel, color: theme.node.text }}>
<div className="mb-1 font-semibold opacity-55">模板</div>
<div className="line-clamp-4 whitespace-pre-wrap break-words">{template || "未配置技能模板"}</div>
</div>
<div className="mt-3 flex flex-wrap gap-1.5">
{tags.length ? tags.map((tag) => (
<span key={tag} className="rounded-md border px-1.5 py-0.5 text-[var(--fs-tiny)]" style={{ borderColor: theme.node.stroke, color: theme.node.muted }}>
{tag}
</span>
)) : <span className="text-[var(--fs-label)]" style={{ color: theme.node.muted }}>连接到图片、视频、音频或文本节点后生效</span>}
</div>
</div>
);
}
function skillCategoryLabel(category?: string) {
if (category === "writing") return "剧情";
if (category === "storyboard") return "分镜";
if (category === "image") return "生图";
if (category === "video") return "视频";
return "通用";
}
function skillOutputModeLabel(mode?: string) {
if (mode === "json") return "JSON";
if (mode === "image_prompt") return "生图提示词";
if (mode === "workflow") return "工作流";
return "文本";
}
function ResourceLabelBadge({ reference, theme }: { reference: CanvasResourceReference; theme: CanvasTheme }) {
return (
<span className="pointer-events-none min-w-0 max-w-28 truncate rounded-md px-1.5 py-1 text-[var(--fs-tiny)] font-medium leading-none text-white shadow-sm" style={{ background: reference.active ? theme.accent.primary : "rgba(0,0,0,.35)", opacity: reference.active ? 1 : 0.75 }} title={reference.title || reference.label}>
{reference.label}
</span>
);
}
function ResourceStorageBadge({ storageKey, active, theme }: { storageKey?: string; active: boolean; theme: CanvasTheme }) {
const location = resourceStorageLocation(storageKey);
const background = active ? (location === "local" ? "rgba(245,158,11,.9)" : theme.accent.primary) : "rgba(0,0,0,.35)";
return (
<span className="pointer-events-auto shrink-0 rounded-md px-1.5 py-1 text-[var(--fs-tiny)] font-medium leading-none text-white shadow-sm" style={{ background, opacity: active ? 1 : 0.75 }} title={resourceStorageTitle(storageKey)}>
{resourceStorageLabel(storageKey)}
</span>
);
}
function NodeLockBadge({ theme }: { theme: CanvasTheme }) {
return <span className="pointer-events-none grid size-7 shrink-0 place-items-center rounded-md border backdrop-blur" style={{ background: theme.toolbar.panel, borderColor: theme.toolbar.border, color: theme.node.muted }} title="节点已锁定"><Lock className="size-3.5" /></span>;
}
function BatchToggleBadge({ count, expanded, theme, onToggle }: { count: number; expanded: boolean; theme: CanvasTheme; onToggle: () => void }) {
return (
<button type="button" className="canvas-node-tool-button inline-flex h-7 shrink-0 items-center gap-1 rounded-md border px-2 text-[var(--fs-tiny)] font-semibold backdrop-blur-md" style={{ background: `${theme.toolbar.panel}d9`, borderColor: `${theme.toolbar.border}cc`, color: theme.node.text }} aria-label={expanded ? "图片组已展开" : "图片组已收起"} onClick={(event) => { event.stopPropagation(); onToggle(); }} onMouseDown={(event) => event.stopPropagation()} onPointerDown={(event) => event.stopPropagation()}>
<span className="leading-none" style={{ color: theme.accent.primary }}>{count}</span>
<ChevronRight className={`size-3 opacity-55 transition-transform ${expanded ? "rotate-90" : ""}`} />
</button>
);
}
function BatchPrimaryBadge({ visible, selected, theme, onSelect }: { visible: boolean; selected: boolean; theme: CanvasTheme; onSelect: () => void }) {
return (
<button type="button" className={`canvas-node-tool-button inline-flex h-7 shrink-0 items-center gap-1 rounded-md border px-2 text-[var(--fs-tiny)] font-medium backdrop-blur-md transition-opacity ${visible ? "opacity-100" : "pointer-events-none opacity-0"}`} style={{ background: theme.toolbar.panel, borderColor: selected ? theme.accent.primary : theme.toolbar.border, color: selected ? theme.accent.primary : theme.node.text }} aria-label={selected ? "当前主图" : "设置为主图"} aria-pressed={selected} onClick={(event) => { event.stopPropagation(); onSelect(); }} onMouseDown={(event) => event.stopPropagation()} onPointerDown={(event) => event.stopPropagation()}>
<Star className={`size-3 ${selected ? "fill-current" : ""}`} style={{ color: theme.accent.primary }} />
{selected ? "当前主图" : "主图"}
</button>
);
}
function AssetTagBadges({ tags, theme }: { tags: string[]; theme: (typeof canvasThemes)[keyof typeof canvasThemes] }) {
return (
<div className="flex min-w-0 flex-1 flex-wrap items-end gap-1">
{tags.map((tag, index) => (
<span
key={`${tag}-${index}`}
className="max-w-full truncate rounded-md border px-1.5 py-1 text-[var(--fs-tiny)] font-medium leading-none backdrop-blur-sm"
style={{ background: theme.toolbar.panel, borderColor: theme.toolbar.border, color: theme.node.text }}
>
{tag.trim()}
</span>
))}
</div>
);
}
function ImageNodeContent(props: NodeContentRendererProps) {
if (!props.node.metadata?.content && props.isBatchRoot) {
const content =
props.node.metadata?.status === "loading" ? (
<LoadingContent node={props.node} theme={props.theme} />
) : props.node.metadata?.status === "error" ? (
<ErrorContent node={props.node} theme={props.theme} onRetry={props.onRetry} />
) : (
<EmptyImageContent {...props} isBatchRoot={false} />
);
return (
<BatchFrame batchCount={props.batchCount} batchExpanded={props.batchExpanded} batchOpening={props.batchOpening} batchRecovering={props.batchRecovering} theme={props.theme} onToggleBatch={props.onToggleBatch}>
{content}
</BatchFrame>
);
}
if (!props.node.metadata?.content) return <EmptyImageContent {...props} />;
return (
<ImageContent
node={props.node}
theme={props.theme}
isBatchRoot={props.isBatchRoot}
batchCount={props.batchCount}
batchExpanded={props.batchExpanded}
batchOpening={props.batchOpening}
batchRecovering={props.batchRecovering}
onToggleBatch={props.onToggleBatch}
/>
);
}
function EmptyImageContent({ node, theme, isBatchRoot, batchCount, batchExpanded, batchOpening, batchRecovering, onToggleBatch }: NodeContentRendererProps) {
const isCharacterReference = node.metadata?.workflowKind === "character" && node.metadata?.characterView === "multi";
const content = (
<div className="flex h-full w-full flex-col items-center justify-center gap-3" style={{ color: theme.node.placeholder }}>
<div className="flex size-14 items-center justify-center rounded-2xl" style={{ background: theme.toolbar.activeBg }}>
<ImageIcon className="size-6 opacity-30" />
</div>
{isCharacterReference ? (
<div className="max-w-[80%] text-center">
<div className="truncate text-xs font-medium" title={node.metadata?.characterName || node.title} style={{ color: theme.node.muted }}>{node.metadata?.characterName || node.title}</div>
<div className="mt-1 text-[var(--fs-tiny)] tracking-[0.12em] opacity-50">多视角参考 · 待生成</div>
</div>
) : <span className="text-[var(--fs-tiny)] tracking-[0.18em] opacity-50">空图片节点</span>}
</div>
);
if (isBatchRoot)
return (
<BatchFrame batchCount={batchCount} batchExpanded={batchExpanded} batchOpening={batchOpening} batchRecovering={batchRecovering} theme={theme} onToggleBatch={onToggleBatch}>
{content}
</BatchFrame>
);
return content;
}
function VideoNodeContent({ node, theme, reduceMediaEffects }: NodeContentRendererProps) {
const playWhenReadyRef = useRef(false);
const { url, loading, load } = useNodeResourceUrl(node, false);
if (!node.metadata?.content)
return (
<div className="flex h-full w-full flex-col items-center justify-center gap-3" style={{ color: theme.node.placeholder }}>
<Video className="size-7 opacity-35" />
<span className="text-sm">空视频节点</span>
</div>
);
if (!url) {
return <DeferredMediaLoad icon={loading ? <LoaderCircle className="size-5 animate-spin" /> : <Play className="size-5 fill-current" />} label={loading ? "正在缓存视频" : "加载并缓存视频"} disabled={loading} onClick={() => { playWhenReadyRef.current = true; void load(); }} />;
}
return <VideoPlayer src={url} mimeType={node.metadata?.mimeType} title={node.title || "视频"} preload={reduceMediaEffects ? "none" : "metadata"} autoPlay={playWhenReadyRef.current} onCanPlay={() => { playWhenReadyRef.current = false; }} brandColor={theme.accent.primary} className="h-full w-full rounded-[var(--node-radius)] bg-black" dataCanvasNoZoom compactControls />;
}
function AudioNodeContent({ node, theme }: NodeContentRendererProps) {
const audioRef = useRef<HTMLAudioElement>(null);
const playWhenReadyRef = useRef(false);
const { url, loading, load } = useNodeResourceUrl(node, false);
useEffect(() => {
if (!url || !playWhenReadyRef.current) return;
playWhenReadyRef.current = false;
void audioRef.current?.play().catch(() => undefined);
}, [url]);
if (!node.metadata?.content)
return (
<div className="flex h-full w-full flex-col items-center justify-center gap-2" style={{ color: theme.node.placeholder }}>
<Music2 className="size-7 opacity-35" />
<span className="text-sm">空音频节点</span>
</div>
);
if (!url) {
return <DeferredMediaLoad icon={loading ? <LoaderCircle className="size-5 animate-spin" /> : <Play className="size-5 fill-current" />} label={loading ? "正在缓存音频" : "加载并缓存音频"} disabled={loading} onClick={() => { playWhenReadyRef.current = true; void load(); }} />;
}
return (
<div className="flex h-full w-full flex-col justify-center gap-3 px-4" style={{ background: theme.node.fill, color: theme.node.text }}>
<div className="flex min-w-0 items-center gap-2 text-sm opacity-70">
<Music2 className="size-4 shrink-0" />
<span className="min-w-0 truncate" title={node.title || "音频"}>{node.title || "音频"}</span>
</div>
<audio ref={audioRef} src={url} controls preload="metadata" className="w-full" data-canvas-no-zoom />
</div>
);
}
function ImageContent({
node,
theme,
isBatchRoot,
batchCount,
batchExpanded,
batchOpening,
batchRecovering,
onToggleBatch,
}: {
node: CanvasNodeData;
theme: CanvasTheme;
isBatchRoot: boolean;
batchCount: number;
batchExpanded: boolean;
batchOpening: boolean;
batchRecovering: boolean;
onToggleBatch?: () => void;
}) {
const imageContainerRef = useRef<HTMLDivElement>(null);
const nearViewport = useNearViewport(imageContainerRef);
const { url, loading } = useNodeResourceUrl(node, nearViewport);
return (
<BatchFrame batchCount={isBatchRoot ? batchCount : 0} batchExpanded={batchExpanded} batchOpening={batchOpening} batchRecovering={batchRecovering} theme={theme} onToggleBatch={onToggleBatch}>
<div ref={imageContainerRef} className="h-full w-full overflow-hidden rounded-[var(--node-radius)]">
{url ? (
<img
src={url}
alt={node.title}
loading="lazy"
decoding="async"
draggable={false}
onDragStart={(event) => event.preventDefault()}
className={`pointer-events-none block h-full w-full select-none ${node.metadata?.freeResize ? "object-fill" : "object-contain"}`}
/>
) : <div className="grid size-full place-items-center" style={{ color: theme.node.muted }}>{loading ? <LoaderCircle className="size-5 animate-spin" /> : <ImageIcon className="size-5 opacity-45" />}</div>}
</div>
</BatchFrame>
);
}
function DeferredMediaLoad({ icon, label, disabled, onClick }: { icon: ReactNode; label: string; disabled: boolean; onClick: () => void }) {
return (
<button type="button" data-canvas-no-zoom className="flex size-full flex-col items-center justify-center gap-2 rounded-[var(--r-2xl)] bg-black text-white/75 transition hover:text-white disabled:cursor-wait" disabled={disabled} onClick={(event) => { event.stopPropagation(); onClick(); }} onMouseDown={(event) => event.stopPropagation()} onPointerDown={(event) => event.stopPropagation()}>
<span className="grid size-10 place-items-center rounded-full bg-white/10">{icon}</span>
<span className="text-xs font-medium">{label}</span>
</button>
);
}
function useNodeResourceUrl(node: CanvasNodeData, eager: boolean) {
const storageKey = node.metadata?.storageKey || "";
const fallback = node.metadata?.content || "";
const isRemoteResource = Boolean(resourceIdFromStorageKey(storageKey));
const [url, setUrl] = useState(isRemoteResource ? "" : fallback);
const [loading, setLoading] = useState(isRemoteResource && eager);
useEffect(() => {
let cancelled = false;
if (!isRemoteResource) {
setUrl(fallback);
setLoading(false);
return;
}
setUrl("");
setLoading(eager);
const resolve = eager ? cacheResourceObjectUrl(storageKey) : getCachedResourceObjectUrl(storageKey);
void resolve
.then((cached) => {
if (!cancelled) setUrl(cached || (eager ? fallback : ""));
})
.catch(() => {
if (!cancelled && eager) setUrl(fallback);
})
.finally(() => {
if (!cancelled) setLoading(false);
});
return () => {
cancelled = true;
};
}, [eager, fallback, isRemoteResource, storageKey]);
const load = useCallback(async () => {
if (url) return url;
if (!isRemoteResource) return fallback;
setLoading(true);
try {
const next = (await cacheResourceObjectUrl(storageKey)) || fallback;
setUrl(next);
return next;
} catch {
setUrl(fallback);
return fallback;
} finally {
setLoading(false);
}
}, [fallback, isRemoteResource, storageKey, url]);
return { url, loading, load };
}
function useNearViewport(ref: React.RefObject<Element | null>) {
const [nearViewport, setNearViewport] = useState(false);
useEffect(() => {
const element = ref.current;
if (!element || typeof IntersectionObserver === "undefined") {
setNearViewport(true);
return;
}
const observer = new IntersectionObserver(
(entries) => {
if (entries.some((entry) => entry.isIntersecting)) {
setNearViewport(true);
observer.disconnect();
}
},
{ rootMargin: "600px" },
);
observer.observe(element);
return () => observer.disconnect();
}, [ref]);
return nearViewport;
}
function ImageInfoBar({ node }: { node: CanvasNodeData }) {
const width = Math.round(node.metadata?.naturalWidth || node.width);
const height = Math.round(node.metadata?.naturalHeight || node.height);
const size = formatBytes(node.metadata?.bytes || 0);
return (
<span className="ml-auto max-w-full shrink-0 truncate rounded-md bg-black/55 px-2 py-1 text-[var(--fs-label)] font-medium leading-none text-white backdrop-blur-sm">
{width} x {height}
{size ? ` · ${size}` : ""}
</span>
);
}
function BatchFrame({ batchCount, batchExpanded, batchOpening, batchRecovering, theme, onToggleBatch, children }: { batchCount: number; batchExpanded: boolean; batchOpening: boolean; batchRecovering: boolean; theme: CanvasTheme; onToggleBatch?: () => void; children: ReactNode }) {
const isBatchRoot = batchCount > 1;
return (
<div
className="group/batch relative h-full w-full overflow-visible"
onDoubleClick={
isBatchRoot
? (event) => {
event.stopPropagation();
onToggleBatch?.();
}
: undefined
}
>
{isBatchRoot ? (
<div className="pointer-events-none absolute inset-0 overflow-visible">
{Array.from({ length: Math.min(batchCount - 1, 5) }).map((_, index) => (
<div
key={index}
className="absolute rounded-[inherit] border shadow-[0_14px_34px_rgba(68,64,60,.16)] transition-all duration-300 group-hover/batch:translate-x-2"
style={{
inset: 0,
background: `linear-gradient(135deg, ${theme.node.panel}, ${theme.node.fill})`,
borderColor: theme.node.stroke,
opacity: batchExpanded && !batchOpening ? 0.34 : 1,
transform:
batchOpening || batchRecovering ? `translate(${54 + index * 22}px, ${20 + index * 12}px) rotate(${8 + index * 5}deg) scale(.98)` : `translate(${34 + index * 18}px, ${14 + index * 10}px) rotate(${6 + index * 4}deg)`,
zIndex: -index - 1,
}}
/>
))}
</div>
) : null}
{children}
</div>
);
}
function ResizeHandle({ corner, onMouseDown }: { corner: ResizeCorner; onMouseDown: (event: React.MouseEvent, corner: ResizeCorner) => void }) {
const positionClass = {
"top-left": "-left-[14px] -top-[14px] cursor-nwse-resize",
"top-right": "-right-[14px] -top-[14px] cursor-nesw-resize",
"bottom-left": "-bottom-[14px] -left-[14px] cursor-nesw-resize",
"bottom-right": "-bottom-[14px] -right-[14px] cursor-nwse-resize",
}[corner];
return <div className={`absolute z-[var(--node-z-handle)] size-7 ${positionClass}`} onMouseDown={(event) => onMouseDown(event, corner)} />;
}
const NODE_EXTERNAL_HEADER_MIN_SCALE = 0.35;
function NodeExternalHeader({ node, scale, active, editable, editing, draft, theme, onDraftChange, onEdit, onCommit, onCancel }: {
node: CanvasNodeData;
scale: number;
active: boolean;
editable: boolean;
editing: boolean;
draft: string;
theme: CanvasTheme;
onDraftChange: (value: string) => void;
onEdit: () => void;
onCommit: () => void;
onCancel: () => void;
}) {
// 标题保持屏幕尺寸只适用于近景;远景继续反向缩放会遮住节点和连线。
if (scale < NODE_EXTERNAL_HEADER_MIN_SCALE && !editing) return null;
const inverseScale = 1 / Math.max(scale, 0.05);
const Icon = nodeTypeIcon(node.type);
const maxHeaderWidth = Math.min(240, node.width * scale);
return (
<div
className="canvas-node-external-header absolute bottom-full left-0 z-[var(--node-z-overlay)] flex h-6 items-center gap-1 overflow-hidden"
style={{ maxWidth: maxHeaderWidth, color: active ? theme.node.text : theme.node.label, transform: `scale(var(--canvas-live-inverse-scale, ${inverseScale}))`, transformOrigin: "left bottom" }}
onMouseDown={(event) => event.stopPropagation()}
onPointerDown={(event) => event.stopPropagation()}
>
<Icon className="size-3 shrink-0" strokeWidth={1.8} />
{editing ? (
<input
autoFocus
value={draft}
className="h-6 min-w-20 max-w-[190px] flex-1 truncate rounded border bg-transparent px-1.5 text-xs font-medium outline-none"
style={{ background: theme.spatial.elevated, borderColor: theme.toolbar.border, color: theme.node.text, boxShadow: `0 10px 28px ${theme.spatial.shadow}, inset 0 1px 0 rgba(255,255,255,.06)` }}
onChange={(event) => onDraftChange(event.target.value)}
onFocus={(event) => event.currentTarget.select()}
onBlur={onCommit}
onKeyDown={(event) => {
if (event.key === "Enter") event.currentTarget.blur();
if (event.key === "Escape") onCancel();
}}
aria-label="节点名称"
/>
) : editable ? (
<button type="button" className="group flex min-w-0 flex-1 items-center gap-1 rounded px-0.5 text-xs font-medium outline-none transition-opacity hover:opacity-100 focus-visible:ring-1" style={{ opacity: active ? 1 : 0.78, "--tw-ring-color": theme.node.activeStroke } as React.CSSProperties} onClick={onEdit} aria-label={`编辑节点名称:${node.title}`}>
<span className="min-w-0 flex-1 truncate" title={node.title}>{node.title}</span>
<Pencil className="size-2.5 shrink-0 opacity-55 transition-opacity group-hover:opacity-100" />
</button>
) : (
<span className="min-w-0 flex-1 truncate text-xs font-medium" title={node.title} style={{ opacity: active ? 1 : 0.78 }}>{node.title}</span>
)}
</div>
);
}
function nodeTypeIcon(type: CanvasNodeType) {
if (type === CanvasNodeType.Image) return ImageIcon;
if (type === CanvasNodeType.Video) return Video;
if (type === CanvasNodeType.Audio) return Music2;
if (type === CanvasNodeType.Drawing) return Pencil;
if (type === CanvasNodeType.Script) return Clapperboard;
if (type === CanvasNodeType.Config) return Settings2;
if (type === CanvasNodeType.Skill) return BookOpenCheck;
return Type;
}
// 节点状态徽章(对应 #97 决策2:左上角状态指示,loading/success/error)
function NodeStatusBadge({ status }: { status: "loading" | "success" | "error" }) {
if (status === "loading") {
return (
<div
className="pointer-events-none absolute left-2 top-2 z-20 flex items-center gap-1 rounded-full px-2 py-0.5 backdrop-blur-sm"
style={{ background: "color-mix(in oklch, var(--status-loading) 20%, transparent)", color: "var(--status-loading)" }}
aria-label="生成中"
>
<span className="size-1.5 animate-pulse rounded-full" style={{ background: "var(--status-loading)" }} />
<span className="text-[var(--fs-micro)] font-medium leading-none">生成中</span>
</div>
);
}
if (status === "error") {
return (
<div
className="pointer-events-none absolute left-2 top-2 z-20 flex items-center gap-1 rounded-full px-2 py-0.5 backdrop-blur-sm"
style={{ background: "color-mix(in oklch, var(--status-error) 20%, transparent)", color: "var(--status-error)" }}
aria-label="生成失败"
>
<AlertCircle className="size-3" strokeWidth={2} />
<span className="text-[var(--fs-micro)] font-medium leading-none">失败</span>
</div>
);
}
// success:短暂闪现后淡出(由 CSS animation 控制,2s 后消失)
return (
<div
className="pointer-events-none absolute left-2 top-2 z-20 flex items-center gap-1 rounded-full px-2 py-0.5 backdrop-blur-sm"
style={{ background: "color-mix(in oklch, var(--status-success) 20%, transparent)", color: "var(--status-success)", animation: "canvas-status-success-fade 2s ease-out forwards" }}
aria-label="生成完成"
>
<CheckCircle2 className="size-3" strokeWidth={2} />
<span className="text-[var(--fs-micro)] font-medium leading-none">完成</span>
</div>
);
}
function ConnectionSideRail({ side, scale, visible, theme, onPointerDown }: { side: "left" | "right"; scale: number; visible: boolean; theme: CanvasTheme; onPointerDown: (event: React.PointerEvent, anchorRatio: number) => void }) {
const handleRef = useRef<HTMLSpanElement>(null);
const anchorRatioRef = useRef(0.5);
const inverseScale = 1 / Math.max(scale, 0.05);
const resetAnchor = useCallback(() => {
anchorRatioRef.current = 0.5;
if (handleRef.current) handleRef.current.style.top = "50%";
}, []);
useEffect(() => {
if (!visible) resetAnchor();
}, [resetAnchor, visible]);
const updateAnchor = (event: React.PointerEvent<HTMLButtonElement>) => {
const railBounds = event.currentTarget.getBoundingClientRect();
const nodeBounds = event.currentTarget.parentElement?.getBoundingClientRect() || railBounds;
const screenPadding = Math.min(railBounds.height * 0.35, 12);
const railRatio = Math.min(1 - screenPadding / Math.max(railBounds.height, 1), Math.max(screenPadding / Math.max(railBounds.height, 1), (event.clientY - railBounds.top) / Math.max(railBounds.height, 1)));
const anchorY = railBounds.top + railBounds.height * railRatio;
anchorRatioRef.current = Math.min(1, Math.max(0, (anchorY - nodeBounds.top) / Math.max(nodeBounds.height, 1)));
if (handleRef.current) handleRef.current.style.top = `${railRatio * 100}%`;
};
return (
<button
type="button"
className={`group absolute top-1/2 z-[var(--node-z-overlay)] touch-none -translate-y-1/2 outline-none transition-opacity duration-150 ${visible ? "pointer-events-auto opacity-100" : "pointer-events-none opacity-0"}`}
style={{ width: 56 * inverseScale, height: `min(100%, ${72 * inverseScale}px)`, ...(side === "left" ? { right: "100%" } : { left: "100%" }) }}
onPointerEnter={updateAnchor}
onPointerMove={updateAnchor}
onPointerLeave={resetAnchor}
onPointerDown={(event) => onPointerDown(event, anchorRatioRef.current)}
aria-label={`${side === "left" ? "输入" : "输出"}连接点,单击创建节点或拖动连线`}
>
<span
ref={handleRef}
className="absolute grid -translate-y-1/2 place-items-center rounded-full border transition-[background-color,box-shadow] duration-150 group-hover:brightness-125 group-focus-visible:brightness-125"
style={{
top: "50%",
width: 18 * inverseScale,
height: 18 * inverseScale,
...(side === "left" ? { right: 6 * inverseScale } : { left: 6 * inverseScale }),
borderWidth: inverseScale,
background: theme.spatial.elevated,
borderColor: theme.node.activeStroke,
color: theme.node.activeStroke,
boxShadow: `0 4px 12px ${theme.spatial.shadow}`,
}}
>
<Plus style={{ width: 10 * inverseScale, height: 10 * inverseScale }} strokeWidth={2} />
</span>
</button>
);
}