root
233 lines
9.3 KiB
JavaScript
233 lines
9.3 KiB
JavaScript
import { Router } from "express";
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import { randomUUID } from "crypto";
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import multer from "multer";
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import {
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S3Client, PutObjectCommand, GetObjectCommand,
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CreateBucketCommand, HeadBucketCommand,
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} from "@aws-sdk/client-s3";
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import pg from "pg";
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import { authRequired } from "../middleware/authRequired.js";
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const { Pool } = pg;
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const router = Router();
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const s3 = new S3Client({
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region: process.env.S3_REGION || "us-east-1",
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endpoint: process.env.S3_ENDPOINT || "http://127.0.0.1:9000",
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forcePathStyle: true,
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credentials: {
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accessKeyId: process.env.S3_ACCESS_KEY || "UN0-admin",
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secretAccessKey: process.env.S3_SECRET_KEY || "RAygtZHqGN49qKn",
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},
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});
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const BUCKET = process.env.S3_BUCKET || "uno-click";
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const pool = new Pool({
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host: process.env.PG_HOST || "127.0.0.1",
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port: Number(process.env.PG_PORT || 5432),
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database: process.env.PG_DATABASE || "n8n",
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user: process.env.PG_USER || "n8n",
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password: process.env.PG_PASSWORD,
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});
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async function ensureBucket() {
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try { await s3.send(new HeadBucketCommand({ Bucket: BUCKET })); }
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catch { await s3.send(new CreateBucketCommand({ Bucket: BUCKET })); }
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}
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ensureBucket().catch(console.error);
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// Сохраняем таблицу video_jobs для обратной совместимости (старые задания)
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pool.query(`CREATE TABLE IF NOT EXISTS video_jobs (
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job_id TEXT PRIMARY KEY,
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status TEXT NOT NULL DEFAULT 'queued',
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input_s3_key TEXT,
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output_s3_key TEXT,
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error_msg TEXT,
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created_at TIMESTAMPTZ DEFAULT NOW(),
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updated_at TIMESTAMPTZ DEFAULT NOW()
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)`).then(() => console.log("[media] video_jobs table ready")).catch(console.error);
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const upload = multer({
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storage: multer.memoryStorage(),
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limits: { fileSize: 500 * 1024 * 1024 },
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fileFilter: (req, file, cb) => {
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if (file.mimetype.startsWith("video/")) cb(null, true);
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else cb(new Error("Only video files allowed"));
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},
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});
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// Рандомные параметры уникализации для ffmpeg-api
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function buildFFmpegArgs() {
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const r = (a, b) => Math.random() * (b - a) + a;
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const hue = r(0, 5).toFixed(1);
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const sat = r(0, 5).toFixed(1);
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const br = r(-0.05, 0.05).toFixed(2);
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const con = r(0.98, 1.05).toFixed(2);
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const satv = r(0.95, 1.1).toFixed(2);
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const noise = Math.round(r(10, 20));
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const speed = r(0.97, 0.99).toFixed(3);
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const tempo = (1 / parseFloat(speed)).toFixed(3);
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const scale = r(0.94, 0.98).toFixed(2);
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const pad = (1 / parseFloat(scale)).toFixed(4);
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const vol = r(1.0, 1.1).toFixed(2);
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const crf = Math.round(r(20, 24));
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return [
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"-c:v", "libx264", "-preset", "medium", "-crf", String(crf),
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"-c:a", "aac", "-b:a", "128k",
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"-vf", [
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`hue=s=${sat}:h=${hue}`,
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`eq=brightness=${br}:contrast=${con}:saturation=${satv}`,
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`noise=alls=${noise}:allf=t+u`,
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`setpts=${speed}*PTS`,
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`scale=iw*${scale}:ih*${scale}`,
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`pad=iw*${pad}:ih*${pad}:(ow-iw)/2:(oh-ih)/2`,
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].join(","),
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"-af", `volume=${vol},atempo=${tempo}`,
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"-max_muxing_queue_size", "1024",
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];
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}
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// ─── POST /api/media/upload-video ─────────────────────────────────────────────
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// Принимает видеофайл, сохраняет в MinIO, привязывает к активному сценарию.
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// Прямой вызов FFmpeg удалён — запуск уникализации происходит через
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// POST /api/scenario/basic-unique/step/run-video → n8n → ffmpeg-api.
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router.post("/upload-video", authRequired, upload.single("video"), async (req, res) => {
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if (!req.file) return res.status(400).json({ error: "Field video required" });
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const jobId = randomUUID();
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const userId = req.user.id;
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const inputKey = `videos/input/${userId}/${jobId}.mp4`;
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const outputKey = `videos/output/${userId}/${jobId}.mp4`;
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// generationUuid может прийти в теле формы (FormData) или из JSON
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const generationUuid = req.body?.generationUuid || null;
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try {
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// 1. Сохраняем оригинальное видео в MinIO
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await s3.send(new PutObjectCommand({
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Bucket: BUCKET,
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Key: inputKey,
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Body: req.file.buffer,
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ContentType: req.file.mimetype || "video/mp4",
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}));
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// 2. Если передан generationUuid — сохраняем шаг upload-video в БД,
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// чтобы шаг run-video мог прочитать ключи S3 и аргументы ffmpeg.
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if (generationUuid) {
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const stepPayload = {
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input_s3_key: inputKey,
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output_s3_key: outputKey,
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ffmpeg_args: buildFFmpegArgs(),
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};
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await pool.query(`
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INSERT INTO uno_bff.generation_steps
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(generation_uuid, scenario_id, step_id, step_order, status, request_payload, started_at, finished_at)
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VALUES ($1, 'basic-unique', 'upload-video', 1, 'completed', $2, NOW(), NOW())
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ON CONFLICT (generation_uuid, step_id) DO UPDATE
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SET status = 'completed',
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request_payload = $2,
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finished_at = NOW(),
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updated_at = NOW()
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`, [generationUuid, JSON.stringify(stepPayload)]);
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console.log(`[upload-video] Linked to generation ${generationUuid}, inputKey=${inputKey}`);
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}
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// 3. Отвечаем немедленно — FFmpeg НЕ вызываем здесь
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return res.json({
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ok: true,
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job_id: jobId,
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input_s3_key: inputKey,
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output_s3_key: outputKey,
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generationUuid: generationUuid || null,
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});
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} catch (err) {
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console.error("[upload-video]", err);
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if (!res.headersSent) res.status(500).json({ error: err.message });
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}
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});
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// ─── GET /api/media/status/:job_id ────────────────────────────────────────────
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// Оставлен для обратной совместимости (старые задания через video_jobs).
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router.get("/status/:job_id", async (req, res) => {
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const { job_id } = req.params;
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try {
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const { rows } = await pool.query(
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"SELECT status, output_s3_key, error_msg FROM video_jobs WHERE job_id=$1",
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[job_id],
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);
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if (!rows.length) return res.status(404).json({ error: "Job not found" });
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const job = rows[0];
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const PUBLIC_BFF = process.env.PUBLIC_BFF_URL || "https://uno-click.pip-test.ru";
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const url = job.status === "done"
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? `${PUBLIC_BFF}/api/media/download/${job_id}`
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: null;
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res.json({ status: job.status, url, error: job.error_msg || null });
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} catch (err) {
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res.status(500).json({ error: err.message });
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}
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});
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// ─── GET /api/media/download/:job_id ──────────────────────────────────────────
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// Оставлен для обратной совместимости (старые задания через video_jobs).
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router.get("/download/:job_id", async (req, res) => {
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const { job_id } = req.params;
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try {
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const { rows } = await pool.query(
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"SELECT status, output_s3_key FROM video_jobs WHERE job_id=$1",
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[job_id],
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);
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if (!rows.length) return res.status(404).json({ error: "Job not found" });
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if (rows[0].status !== "done") return res.status(409).json({ error: "Not ready yet" });
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const s3Resp = await s3.send(
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new GetObjectCommand({ Bucket: BUCKET, Key: rows[0].output_s3_key }),
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);
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res.setHeader("Content-Type", "video/mp4");
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res.setHeader("Content-Disposition", `attachment; filename="uniqueized_${job_id}.mp4"`);
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if (s3Resp.ContentLength) res.setHeader("Content-Length", s3Resp.ContentLength);
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s3Resp.Body.pipe(res);
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} catch (err) {
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console.error("[download]", err);
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res.status(500).json({ error: err.message });
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}
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});
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// ─── GET /api/media/video/:generationUuid ─────────────────────────────────────
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// Стримит уникализованное видео из MinIO по generationUuid.
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// URL используется n8n result-воркфлоу в ответе на поллинг.
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router.get('/video/:generationUuid', async (req, res) => {
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const { generationUuid } = req.params;
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try {
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const { rows } = await pool.query(
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`SELECT response_payload FROM uno_bff.generation_steps
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WHERE generation_uuid = $1 AND step_id = 'run-video' AND status = 'completed'
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ORDER BY created_at DESC LIMIT 1`,
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[generationUuid]
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);
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if (!rows.length) return res.status(404).json({ error: 'Video not ready or not found' });
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const payload = rows[0].response_payload;
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const outputKey = typeof payload === 'string' ? JSON.parse(payload).output_s3_key : payload.output_s3_key;
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if (!outputKey) return res.status(404).json({ error: 'output_s3_key missing' });
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const s3Resp = await s3.send(
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new GetObjectCommand({ Bucket: BUCKET, Key: outputKey })
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);
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res.setHeader('Content-Type', 'video/mp4');
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res.setHeader('Content-Disposition', `attachment; filename=video_${generationUuid}.mp4`);
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if (s3Resp.ContentLength) res.setHeader('Content-Length', s3Resp.ContentLength);
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s3Resp.Body.pipe(res);
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} catch (err) {
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console.error('[video-by-generation]', err);
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if (!res.headersSent) res.status(500).json({ error: err.message });
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}
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});
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export default router;
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