293 lines
10 KiB
TypeScript
293 lines
10 KiB
TypeScript
"use client"
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import { useCallback, useEffect, useMemo, useRef, useState } from "react"
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import { useTheme } from "next-themes"
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import {
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ReactFlow, Background, BackgroundVariant, Controls, MiniMap,
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useNodesState, useEdgesState,
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type Node, type Edge,
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} from "@xyflow/react"
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import { Toaster, toast } from "sonner"
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import {
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InputNode, KeyframeNode, ASRNode,
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TranslateNode, RewriteNode, ImageGenNode, VideoGenNode, ComposeNode,
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type NodeData,
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} from "@/components/nodes"
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import { ThemeToggle } from "@/components/theme-toggle"
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import { Dashboard } from "@/components/dashboard"
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import { addManualFrame, analyzeJob, createJob, getJob, uploadJob, type Job } from "@/lib/api"
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import { FrameLightbox } from "@/components/lightbox"
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import { VideoLightbox } from "@/components/video-lightbox"
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const NODE_TYPES = {
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input: InputNode,
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keyframe: KeyframeNode,
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asr: ASRNode,
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translate: TranslateNode,
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rewrite: RewriteNode,
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imagegen: ImageGenNode,
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videogen: VideoGenNode,
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compose: ComposeNode,
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}
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// 合并 input + download + split 为一个节点
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// 分叉：上路 input → keyframe → imagegen → videogen ↘
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// 下路 input → asr → translate → rewrite ────→ compose
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const LAYOUT: Array<{ id: string; type: keyof typeof NODE_TYPES; x: number; y: number }> = [
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{ id: "input", type: "input", x: 40, y: 240 },
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{ id: "keyframe", type: "keyframe", x: 460, y: 60 },
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{ id: "asr", type: "asr", x: 460, y: 440 },
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{ id: "translate", type: "translate", x: 840, y: 440 },
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{ id: "imagegen", type: "imagegen", x: 880, y: 60 },
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{ id: "rewrite", type: "rewrite", x: 1220, y: 440 },
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{ id: "videogen", type: "videogen", x: 1260, y: 60 },
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{ id: "compose", type: "compose", x: 1640, y: 240 },
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]
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const EDGES_RAW: Array<[string, string]> = [
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["input", "keyframe"],
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["input", "asr"],
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["asr", "translate"],
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["translate", "rewrite"],
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["keyframe", "imagegen"],
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["rewrite", "imagegen"],
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["imagegen", "videogen"],
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["videogen", "compose"],
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["rewrite", "compose"],
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]
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export default function Home() {
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const { resolvedTheme } = useTheme()
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const [job, setJob] = useState<Job | null>(null)
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const [submitting, setSubmitting] = useState(false)
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const [analyzing, setAnalyzing] = useState(false)
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const [selectedFrames, setSelectedFrames] = useState<Set<number>>(new Set())
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const [expandedFrame, setExpandedFrame] = useState<number | null>(null)
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const [videoLightboxOpen, setVideoLightboxOpen] = useState(false)
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const pollRef = useRef<ReturnType<typeof setInterval> | null>(null)
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const handleSubmit = useCallback(async (url: string) => {
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setSubmitting(true)
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setSelectedFrames(new Set())
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try {
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const created = await createJob(url)
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setJob(created)
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toast.success(`已创建任务 ${created.id.slice(0, 8)}`)
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} catch (e) {
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toast.error("提交失败：" + (e instanceof Error ? e.message : String(e)))
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} finally {
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setSubmitting(false)
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}
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}, [])
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const handleUpload = useCallback(async (file: File) => {
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setSubmitting(true)
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setSelectedFrames(new Set())
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try {
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toast.info(`上传中：${file.name} (${(file.size / 1024 / 1024).toFixed(1)} MB)`)
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const created = await uploadJob(file)
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setJob(created)
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toast.success(`已上传 ${created.id.slice(0, 8)}`)
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} catch (e) {
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toast.error("上传失败：" + (e instanceof Error ? e.message : String(e)))
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} finally {
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setSubmitting(false)
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}
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}, [])
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const handleAnalyze = useCallback(async () => {
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if (!job) return
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setAnalyzing(true)
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setSelectedFrames(new Set())
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try {
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await analyzeJob(job.id, 5)
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toast.info("开始解析：拆轨 → 抽帧 → ASR → 翻译")
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// 乐观更新本地状态，让轮询 useEffect 重新启动
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setJob((prev) => prev ? { ...prev, status: "splitting", message: "拆轨中…", progress: 30 } : prev)
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} catch (e) {
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toast.error("解析触发失败：" + (e instanceof Error ? e.message : String(e)))
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} finally {
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setAnalyzing(false)
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}
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}, [job?.id])
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const handleAddManualFrame = useCallback(async (t: number) => {
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if (!job) return
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try {
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const updated = await addManualFrame(job.id, t)
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setJob(updated)
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toast.success(`已加帧 @ ${t.toFixed(1)}s · 共 ${updated.frames.length} 张`)
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} catch (e) {
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toast.error("加帧失败：" + (e instanceof Error ? e.message : String(e)))
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}
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}, [job?.id])
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const handleToggleFrame = useCallback((idx: number) => {
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setSelectedFrames((prev) => {
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const next = new Set(prev)
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if (next.has(idx)) next.delete(idx)
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else next.add(idx)
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return next
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})
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}, [])
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// URL ?job=xxx 自动恢复 job state
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useEffect(() => {
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const params = new URLSearchParams(window.location.search)
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const id = params.get("job")
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if (id && !job) {
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getJob(id).then(setJob).catch(() => toast.error(`找不到 job ${id}`))
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}
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// eslint-disable-next-line react-hooks/exhaustive-deps
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}, [])
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// 写回 URL（不刷新页面）
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useEffect(() => {
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if (!job) return
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const url = new URL(window.location.href)
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url.searchParams.set("job", job.id)
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window.history.replaceState({}, "", url.toString())
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}, [job?.id])
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// 轮询 Job（downloaded / transcribed / failed 三态停止）
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const prevStatusRef = useRef<string | null>(null)
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useEffect(() => {
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if (!job) return
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// 状态切到 downloaded 时提示用户点解析（仅一次）
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if (job.status === "downloaded" && prevStatusRef.current !== "downloaded") {
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toast.info("📥 视频已就绪 — 请点 Input 节点里的「点这里开始解析」按钮", { duration: 6000 })
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}
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prevStatusRef.current = job.status
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const TERMINAL: Job["status"][] = ["downloaded", "transcribed", "failed"]
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if (TERMINAL.includes(job.status)) {
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if (pollRef.current) { clearInterval(pollRef.current); pollRef.current = null }
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return
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}
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pollRef.current = setInterval(async () => {
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try {
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const latest = await getJob(job.id)
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setJob(latest)
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} catch { /* silent */ }
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}, 1500)
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return () => { if (pollRef.current) clearInterval(pollRef.current) }
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}, [job?.id, job?.status])
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const nodeData: NodeData = useMemo(() => ({
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job,
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submitting,
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analyzing,
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selectedFrames,
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onSubmitUrl: handleSubmit,
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onUploadFile: handleUpload,
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onAnalyze: handleAnalyze,
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onToggleFrame: handleToggleFrame,
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onExpandFrame: setExpandedFrame,
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onAddManualFrame: handleAddManualFrame,
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onOpenVideoLightbox: () => setVideoLightboxOpen(true),
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}), [job, submitting, analyzing, selectedFrames, handleSubmit, handleUpload, handleAnalyze, handleToggleFrame, handleAddManualFrame])
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// 用 useNodesState 让 ReactFlow 自己管位置（避免轮询时重置 drag）
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const [nodes, setNodes, onNodesChange] = useNodesState<Node>(
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LAYOUT.map((n) => ({
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id: n.id,
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type: n.type,
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position: { x: n.x, y: n.y },
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data: nodeData,
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draggable: true,
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})),
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)
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const [edges, setEdges, onEdgesChange] = useEdgesState<Edge>(
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EDGES_RAW.map(([from, to], i) => ({
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id: `e${i}`, source: from, target: to, animated: false, type: "default",
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})),
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)
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// Job 数据变化时只更新节点 data 不动 position
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useEffect(() => {
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setNodes((prev) => prev.map((n) => ({ ...n, data: nodeData })))
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}, [nodeData, setNodes])
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// 边的 animated 状态跟 Job 进度联动
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useEffect(() => {
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const doneOf: Record<string, boolean> = {
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input: !!job?.video_url,
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keyframe: !!job && job.frames.length > 0,
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asr: !!job && job.transcript.length > 0,
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translate: !!job && (job.transcript.some((s) => s.zh) ?? false),
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}
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setEdges((prev) => prev.map((e) => ({ ...e, animated: !!doneOf[e.source] })))
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}, [job, setEdges])
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return (
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<>
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<div className="canvas-bg" />
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<main className="relative h-screen w-screen overflow-hidden flex">
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{/* 右上工具 */}
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<header className="absolute top-3 right-6 z-30 flex items-center gap-2 pointer-events-auto">
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{job && (
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<div className="glass-node flex items-center gap-2 px-3 h-9" style={{ borderRadius: 12 }}>
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<span className="text-[10px] uppercase tracking-widest text-[var(--text-faint)]">JOB</span>
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<span className="text-[11.5px] font-mono text-[var(--text-strong)]">{job.id.slice(0, 8)}</span>
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<span className="text-[10.5px] text-[var(--text-faint)]">·</span>
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<span className="text-[11.5px] text-[var(--text-soft)]">{job.message || job.status}</span>
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</div>
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)}
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<ThemeToggle />
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</header>
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{/* 左侧：竖向 tile 看板（极窄） */}
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<aside
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className="relative z-10 flex-shrink-0 border-r border-white/5 bg-black/20 backdrop-blur-xl overflow-y-auto"
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style={{ width: 108 }}
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>
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<Dashboard data={nodeData} />
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</aside>
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{/* 右区：紧凑 DAG 节点流图（撑满剩余宽度） */}
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<section className="relative flex-1 min-h-0">
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<ReactFlow
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nodes={nodes}
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edges={edges}
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onNodesChange={onNodesChange}
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onEdgesChange={onEdgesChange}
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nodeTypes={NODE_TYPES}
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colorMode={resolvedTheme === "light" ? "light" : "dark"}
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fitView
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fitViewOptions={{ padding: 0.12 }}
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minZoom={0.2}
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maxZoom={1.5}
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proOptions={{ hideAttribution: true }}
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>
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<Background variant={BackgroundVariant.Dots} gap={28} size={1.4} />
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<Controls position="bottom-left" />
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<MiniMap position="bottom-right" pannable zoomable nodeStrokeWidth={2} />
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</ReactFlow>
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</section>
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<Toaster theme="system" position="bottom-center" />
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{/* Lightbox 看大图 */}
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{job && (
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<FrameLightbox
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jobId={job.id}
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frames={job.frames}
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activeIndex={expandedFrame}
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selected={selectedFrames}
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onClose={() => setExpandedFrame(null)}
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onChange={setExpandedFrame}
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onToggleSelect={handleToggleFrame}
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/>
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)}
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{/* Video lightbox — InputNode 缩略图点击进入 */}
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<VideoLightbox
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jobId={job?.id ?? null}
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open={videoLightboxOpen}
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onClose={() => setVideoLightboxOpen(false)}
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onAddFrame={handleAddManualFrame}
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/>
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</main>
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</>
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)
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}
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