feat: test publish to youtube

functions/.env.example

@@ -0,0 +1,6 @@
+YOUTUBE_CLIENT_ID=your-youtube-client-id
+YOUTUBE_CLIENT_SECRET=your-youtube-client-secret
+YOUTUBE_REFRESH_TOKEN=your-youtube-refresh-token
+# YOUTUBE_REDIRECT_URI=http://localhost:8081
+# YOUTUBE_PRIVACY_STATUS=unlisted
+# YOUTUBE_CATEGORY_ID=10

functions/index.js

@@ -1,3 +1,5 @@
+require("dotenv").config();
+
 const admin = require("firebase-admin");
 
 // Use default credentials/environment provided by Cloud Functions.
@@ -45,3 +47,4 @@ exports.algolia = require("./src/algolia");
 exports.notifications = require("./src/notifications");
 exports.rankings = require("./src/rankings");
 exports.payouts = require("./src/payouts");
+exports.youtube = require("./src/youtube");

functions/package-lock.json

@@ -8,14 +8,17 @@
       "dependencies": {
         "@ffmpeg-installer/ffmpeg": "^1.1.0",
         "@genkit-ai/googleai": "^1.18.0",
+        "@google-cloud/firestore": "^7.11.6",
         "@google-cloud/storage": "^7.17.1",
         "axios": "^1.11.0",
+        "dotenv": "^17.2.3",
         "expo-server-sdk": "^4.0.0",
         "ffmpeg-static": "^5.2.0",
         "firebase-admin": "^12.6.0",
         "firebase-functions": "^6.0.1",
         "fluent-ffmpeg": "^2.1.3",
         "genkit": "^1.18.0",
+        "googleapis": "^131.0.0",
         "lodash": "^4.17.21",
         "resend": "^6.3.0",
         "sharp": "^0.33.4"
@@ -536,9 +539,6 @@
       "version": "7.11.6",
       "resolved": "https://registry.npmjs.org/@google-cloud/firestore/-/firestore-7.11.6.tgz",
       "integrity": "sha512-EW/O8ktzwLfyWBOsNuhRoMi8lrC3clHM5LVFhGvO1HCsLozCOOXRAlHrYBoE6HL42Sc8yYMuCb2XqcnJ4OOEpw==",
-      "license": "Apache-2.0",
-      "optional": true,
-      "peer": true,
       "dependencies": {
         "@opentelemetry/api": "^1.3.0",
         "fast-deep-equal": "^3.1.1",
@@ -633,6 +633,20 @@
         "@opentelemetry/sdk-metrics": "^1.0.0"
       }
     },
+    "node_modules/@google-cloud/opentelemetry-cloud-monitoring-exporter/node_modules/googleapis": {
+      "version": "137.1.0",
+      "resolved": "https://registry.npmjs.org/googleapis/-/googleapis-137.1.0.tgz",
+      "integrity": "sha512-2L7SzN0FLHyQtFmyIxrcXhgust77067pkkduqkbIpDuj9JzVnByxsRrcRfUMFQam3rQkWW2B0f1i40IwKDWIVQ==",
+      "license": "Apache-2.0",
+      "optional": true,
+      "dependencies": {
+        "google-auth-library": "^9.0.0",
+        "googleapis-common": "^7.0.0"
+      },
+      "engines": {
+        "node": ">=14.0.0"
+      }
+    },
     "node_modules/@google-cloud/opentelemetry-cloud-trace-exporter": {
       "version": "2.4.1",
       "resolved": "https://registry.npmjs.org/@google-cloud/opentelemetry-cloud-trace-exporter/-/opentelemetry-cloud-trace-exporter-2.4.1.tgz",
@@ -784,7 +798,6 @@
       "resolved": "https://registry.npmjs.org/@grpc/proto-loader/-/proto-loader-0.7.15.tgz",
       "integrity": "sha512-tMXdRCfYVixjuFK+Hk0Q1s38gV9zDiDJfWL3h1rv4Qc39oILCu1TRTDt7+fGUI8K4G1Fj125Hx/ru3azECWTyQ==",
       "license": "Apache-2.0",
-      "optional": true,
       "dependencies": {
         "lodash.camelcase": "^4.3.0",
         "long": "^5.0.0",
@@ -1250,7 +1263,6 @@
       "resolved": "https://registry.npmjs.org/@opentelemetry/api/-/api-1.9.0.tgz",
       "integrity": "sha512-3giAOQvZiH5F9bMlMiv8+GSPMeqg0dbaeo58/0SlA9sxSqZhnUtxzX9/2FzyhS9sWQf5S0GJE0AKBrFqjpeYcg==",
       "license": "Apache-2.0",
-      "peer": true,
       "engines": {
         "node": ">=8.0.0"
       }
@@ -1346,7 +1358,6 @@
       "resolved": "https://registry.npmjs.org/@opentelemetry/core/-/core-1.25.1.tgz",
       "integrity": "sha512-GeT/l6rBYWVQ4XArluLVB6WWQ8flHbdb6r2FCHC3smtdOAbrJBIv35tpV/yp9bmYUJf+xmZpu9DRTIeJVhFbEQ==",
       "license": "Apache-2.0",
-      "peer": true,
       "dependencies": {
         "@opentelemetry/semantic-conventions": "1.25.1"
       },
@@ -2534,7 +2545,6 @@
       "resolved": "https://registry.npmjs.org/@opentelemetry/resources/-/resources-1.25.1.tgz",
       "integrity": "sha512-pkZT+iFYIZsVn6+GzM0kSX+u3MSLCY9md+lIJOoKl/P+gJFfxJte/60Usdp8Ce4rOs8GduUpSPNe1ddGyDT1sQ==",
       "license": "Apache-2.0",
-      "peer": true,
       "dependencies": {
         "@opentelemetry/core": "1.25.1",
         "@opentelemetry/semantic-conventions": "1.25.1"
@@ -2577,7 +2587,6 @@
       "resolved": "https://registry.npmjs.org/@opentelemetry/sdk-metrics/-/sdk-metrics-1.25.1.tgz",
       "integrity": "sha512-9Mb7q5ioFL4E4dDrc4wC/A3NTHDat44v4I3p2pLPSxRvqUbDIQyMVr9uK+EU69+HWhlET1VaSrRzwdckWqY15Q==",
       "license": "Apache-2.0",
-      "peer": true,
       "dependencies": {
         "@opentelemetry/core": "1.25.1",
         "@opentelemetry/resources": "1.25.1",
@@ -2631,7 +2640,6 @@
       "resolved": "https://registry.npmjs.org/@opentelemetry/sdk-trace-base/-/sdk-trace-base-1.25.1.tgz",
       "integrity": "sha512-C8k4hnEbc5FamuZQ92nTOp8X/diCY56XUTnMiv9UTuJitCzaNNHAVsdm5+HLCdI8SLQsLWIrG38tddMxLVoftw==",
       "license": "Apache-2.0",
-      "peer": true,
       "dependencies": {
         "@opentelemetry/core": "1.25.1",
         "@opentelemetry/resources": "1.25.1",
@@ -2940,8 +2948,7 @@
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/@types/long/-/long-4.0.2.tgz",
       "integrity": "sha512-MqTGEo5bj5t157U6fA/BiDynNkn0YknVdh48CMPkTSpFTVmvao5UQmm7uEF6xBEo7qIMAlY/JSleYaE6VOdpaA==",
-      "license": "MIT",
+      "license": "MIT"
-      "optional": true
     },
     "node_modules/@types/memcached": {
       "version": "2.2.10",
@@ -3143,7 +3150,6 @@
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.15.0.tgz",
       "integrity": "sha512-NZyJarBfL7nWwIq+FDL6Zp/yHEhePMNnnJ0y3qfieCrmNvYct8uvtiV41UvlSe6apAfk0fY1FbWx+NwfmpvtTg==",
       "license": "MIT",
-      "peer": true,
       "bin": {
         "acorn": "bin/acorn"
       },
@@ -3779,6 +3785,17 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/dotenv": {
+      "version": "17.2.3",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-17.2.3.tgz",
+      "integrity": "sha512-JVUnt+DUIzu87TABbhPmNfVdBDt18BLOWjMUFJMSi/Qqg7NTYtabbvSNJGOJ7afbRuv9D/lngizHtP7QyLQ+9w==",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://dotenvx.com"
+      }
+    },
     "node_modules/dotprompt": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/dotprompt/-/dotprompt-1.1.2.tgz",
@@ -3971,7 +3988,6 @@
       "deprecated": "This version is no longer supported. Please see https://eslint.org/version-support for other options.",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@eslint-community/eslint-utils": "^4.2.0",
         "@eslint-community/regexpp": "^4.6.1",
@@ -4466,7 +4482,6 @@
       "resolved": "https://registry.npmjs.org/firebase-admin/-/firebase-admin-12.7.0.tgz",
       "integrity": "sha512-raFIrOyTqREbyXsNkSHyciQLfv8AUZazehPaQS1lZBSCDYW74FYXU0nQZa3qHI4K+hawohlDbywZ4+qce9YNxA==",
       "license": "Apache-2.0",
-      "peer": true,
       "dependencies": {
         "@fastify/busboy": "^3.0.0",
         "@firebase/database-compat": "1.0.8",
@@ -4662,8 +4677,7 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/functional-red-black-tree/-/functional-red-black-tree-1.0.1.tgz",
       "integrity": "sha512-dsKNQNdj6xA3T+QlADDA7mOSlX0qiMINjn0cgr+eGHGsbSHzTabcIogz2+p/iqP1Xs6EP/sS2SbqH+brGTbq0g==",
-      "license": "MIT",
+      "license": "MIT"
-      "optional": true
     },
     "node_modules/gaxios": {
       "version": "6.7.1",
@@ -4755,7 +4769,6 @@
       "resolved": "https://registry.npmjs.org/genkit/-/genkit-1.22.0.tgz",
       "integrity": "sha512-GoVVO3EnNHrjkMkUPRvgx1MjBHKvOlZAu/ffMIJgLFxrH7rrUbvfHXE6Nk7uh5BNvET7+DApyhbhqz9G8sy+mQ==",
       "license": "Apache-2.0",
-      "peer": true,
       "dependencies": {
         "@genkit-ai/ai": "1.22.0",
         "@genkit-ai/core": "1.22.0",
@@ -4906,7 +4919,6 @@
       "resolved": "https://registry.npmjs.org/google-gax/-/google-gax-4.6.1.tgz",
       "integrity": "sha512-V6eky/xz2mcKfAd1Ioxyd6nmA61gao3n01C+YeuIwu3vzM9EDR6wcVzMSIbLMDXWeoi9SHYctXuKYC5uJUT3eQ==",
       "license": "Apache-2.0",
-      "optional": true,
       "dependencies": {
         "@grpc/grpc-js": "^1.10.9",
         "@grpc/proto-loader": "^0.7.13",
@@ -4930,7 +4942,6 @@
       "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.7.0.tgz",
       "integrity": "sha512-c4FRfUm/dbcWZ7U+1Wq0AwCyFL+3nt2bEw05wfxSz+DWpWsitgmSgYmy2dQdWyKC1694ELPqMs/YzUSNozLt8A==",
       "license": "MIT",
-      "optional": true,
       "dependencies": {
         "whatwg-url": "^5.0.0"
       },
@@ -4955,7 +4966,6 @@
         "https://github.com/sponsors/ctavan"
       ],
       "license": "MIT",
-      "optional": true,
       "bin": {
         "uuid": "dist/bin/uuid"
       }
@@ -4970,11 +4980,10 @@
       }
     },
     "node_modules/googleapis": {
-      "version": "137.1.0",
+      "version": "131.0.0",
-      "resolved": "https://registry.npmjs.org/googleapis/-/googleapis-137.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/googleapis/-/googleapis-131.0.0.tgz",
-      "integrity": "sha512-2L7SzN0FLHyQtFmyIxrcXhgust77067pkkduqkbIpDuj9JzVnByxsRrcRfUMFQam3rQkWW2B0f1i40IwKDWIVQ==",
+      "integrity": "sha512-fa4kdkY0VwHDw/04ItpQv2tlvlPIwbh6NjHDoWAVrV52GuaZbYCMOC5Y+hRmprp5HHIMRODmyb2YujlbZSRUbQ==",
       "license": "Apache-2.0",
-      "optional": true,
       "dependencies": {
         "google-auth-library": "^9.0.0",
         "googleapis-common": "^7.0.0"
@@ -4988,7 +4997,6 @@
       "resolved": "https://registry.npmjs.org/googleapis-common/-/googleapis-common-7.2.0.tgz",
       "integrity": "sha512-/fhDZEJZvOV3X5jmD+fKxMqma5q2Q9nZNSF3kn1F18tpxmA86BcTxAGBQdM0N89Z3bEaIs+HVznSmFJEAmMTjA==",
       "license": "Apache-2.0",
-      "optional": true,
       "dependencies": {
         "extend": "^3.0.2",
         "gaxios": "^6.0.3",
@@ -5010,7 +5018,6 @@
         "https://github.com/sponsors/ctavan"
       ],
       "license": "MIT",
-      "optional": true,
       "bin": {
         "uuid": "dist/bin/uuid"
       }
@@ -5923,7 +5930,6 @@
       "resolved": "https://registry.npmjs.org/object-hash/-/object-hash-3.0.0.tgz",
       "integrity": "sha512-RSn9F68PjH9HqtltsSnqYC1XXoWe9Bju5+213R98cNGttag9q9yAOTzdbsqvIa7aNm5WffBZFpWYr2aWrklWAw==",
       "license": "MIT",
-      "optional": true,
       "engines": {
         "node": ">= 6"
       }
@@ -6241,7 +6247,6 @@
       "resolved": "https://registry.npmjs.org/proto3-json-serializer/-/proto3-json-serializer-2.0.2.tgz",
       "integrity": "sha512-SAzp/O4Yh02jGdRc+uIrGoe87dkN/XtwxfZ4ZyafJHymd79ozp5VG5nyZ7ygqPM5+cpLDjjGnYFUkngonyDPOQ==",
       "license": "Apache-2.0",
-      "optional": true,
       "dependencies": {
         "protobufjs": "^7.2.5"
       },
@@ -7234,8 +7239,7 @@
       "version": "2.0.8",
       "resolved": "https://registry.npmjs.org/url-template/-/url-template-2.0.8.tgz",
       "integrity": "sha512-XdVKMF4SJ0nP/O7XIPB0JwAEuT9lDIYnNsK8yGVe43y0AWoKeJNdv3ZNWh7ksJ6KqQFjOO6ox/VEitLnaVNufw==",
-      "license": "BSD",
+      "license": "BSD"
-      "optional": true
     },
     "node_modules/util-deprecate": {
       "version": "1.0.2",
@@ -7338,9 +7342,7 @@
       "version": "3.18.3",
       "resolved": "https://registry.npmjs.org/winston/-/winston-3.18.3.tgz",
       "integrity": "sha512-NoBZauFNNWENgsnC9YpgyYwOVrl2m58PpQ8lNHjV3kosGs7KJ7Npk9pCUE+WJlawVSe8mykWDKWFSVfs3QO9ww==",
-      "license": "MIT",
       "optional": true,
-      "peer": true,
       "dependencies": {
         "@colors/colors": "^1.6.0",
         "@dabh/diagnostics": "^2.0.8",
@@ -7377,7 +7379,6 @@
       "version": "3.2.6",
       "resolved": "https://registry.npmjs.org/async/-/async-3.2.6.tgz",
       "integrity": "sha512-htCUDlxyyCLMgaM3xXg0C0LW2xqfuQ6p05pCEIsXuyQ+a1koYKTuBMzRNwmybfLgvJDMd0r1LTn4+E0Ti6C2AA==",
-      "license": "MIT",
       "optional": true
     },
     "node_modules/word-wrap": {
@@ -7505,7 +7506,6 @@
       "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
       "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
       "license": "MIT",
-      "peer": true,
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
       }

functions/package.json

@@ -16,14 +16,17 @@
   "dependencies": {
     "@ffmpeg-installer/ffmpeg": "^1.1.0",
     "@genkit-ai/googleai": "^1.18.0",
+    "@google-cloud/firestore": "^7.11.6",
     "@google-cloud/storage": "^7.17.1",
     "axios": "^1.11.0",
+    "dotenv": "^17.2.3",
     "expo-server-sdk": "^4.0.0",
     "ffmpeg-static": "^5.2.0",
     "firebase-admin": "^12.6.0",
     "firebase-functions": "^6.0.1",
     "fluent-ffmpeg": "^2.1.3",
     "genkit": "^1.18.0",
+    "googleapis": "^131.0.0",
     "lodash": "^4.17.21",
     "resend": "^6.3.0",
     "sharp": "^0.33.4"

functions/src/youtube.js

@@ -0,0 +1,276 @@
+const { onCall, HttpsError } = require("firebase-functions/v2/https");
+const functions = require("firebase-functions");
+const logger = require("firebase-functions/logger");
+const admin = require("firebase-admin");
+const axios = require("axios");
+const fs = require("node:fs");
+const fsp = require("node:fs/promises");
+const os = require("node:os");
+const path = require("node:path");
+const { google } = require("googleapis");
+
+const firestore = admin.firestore();
+const projectsRef = firestore.collection("projects");
+
+const YOUTUBE_IN_PROGRESS_STATUSES = [
+  "PUBLISHING",
+  "UPLOADING",
+  "PROCESSING",
+  "QUEUED",
+];
+
+const getEnvYoutubeConfig = () =>
+  Object.fromEntries(
+    Object.entries({
+      client_id: process.env.YOUTUBE_CLIENT_ID,
+      client_secret: process.env.YOUTUBE_CLIENT_SECRET,
+      refresh_token: process.env.YOUTUBE_REFRESH_TOKEN,
+      redirect_uri: process.env.YOUTUBE_REDIRECT_URI,
+      privacy_status: process.env.YOUTUBE_PRIVACY_STATUS,
+      category_id: process.env.YOUTUBE_CATEGORY_ID,
+    }).filter(([, value]) => value !== undefined && value !== "")
+  );
+
+const ensureYoutubeConfig = () => {
+  const firebaseConfig = functions.config()?.youtube || {};
+  const envConfig = getEnvYoutubeConfig();
+  const cfg = { ...firebaseConfig, ...envConfig };
+  const requiredKeys = ["client_id", "client_secret", "refresh_token"];
+  const missing = requiredKeys.filter((key) => !cfg[key]);
+  if (missing.length) {
+    throw new HttpsError(
+      "failed-precondition",
+      `Configuration YouTube manquante: ${missing.join(", ")}`
+    );
+  }
+
+  return {
+    clientId: cfg.client_id,
+    clientSecret: cfg.client_secret,
+    refreshToken: cfg.refresh_token,
+    redirectUri:
+      cfg.redirect_uri || "https://developers.google.com/oauthplayground",
+    defaultPrivacyStatus: cfg.privacy_status || "unlisted",
+    defaultCategoryId: cfg.category_id || "10",
+  };
+};
+
+const createYoutubeClient = ({
+  clientId,
+  clientSecret,
+  refreshToken,
+  redirectUri,
+}) => {
+  const oauth2Client = new google.auth.OAuth2(
+    clientId,
+    clientSecret,
+    redirectUri
+  );
+  oauth2Client.setCredentials({ refresh_token: refreshToken });
+  const youtube = google.youtube({
+    version: "v3",
+    auth: oauth2Client,
+  });
+  return { youtube, oauth2Client };
+};
+
+const downloadFile = async (url, destinationPath) => {
+  if (!/^https?:\/\//i.test(url || "")) {
+    throw new HttpsError("invalid-argument", `URL non valide: ${url}`);
+  }
+
+  await fsp.mkdir(path.dirname(destinationPath), { recursive: true });
+
+  const response = await axios.get(url, { responseType: "stream" });
+
+  await new Promise((resolve, reject) => {
+    const writer = fs.createWriteStream(destinationPath);
+    response.data.pipe(writer);
+    writer.on("finish", resolve);
+    writer.on("error", reject);
+  });
+
+  return destinationPath;
+};
+
+const buildVideoMetadata = (project, defaults) => {
+  const baseTitle = project?.title || "Création MusicLand";
+  const youtubeTitle = `${baseTitle} | MusicLand`;
+  const description = `Vidéo générée avec MusicLand pour ${baseTitle}. Rejoins l'aventure sur l'app MusicLand !`;
+  const tags = Array.isArray(project?.youtubeTags)
+    ? project.youtubeTags.filter(Boolean).slice(0, 500)
+    : undefined;
+
+  const snippet = {
+    title: youtubeTitle,
+    description,
+    categoryId: defaults.defaultCategoryId,
+  };
+
+  if (tags && tags.length) {
+    snippet.tags = tags;
+  }
+
+  return {
+    snippet,
+    status: {
+      privacyStatus: defaults.defaultPrivacyStatus,
+      embeddable: true,
+      selfDeclaredMadeForKids: false,
+    },
+  };
+};
+
+exports.publishPlaybackToYoutube = onCall(
+  {
+    timeoutSeconds: 540,
+    memory: "1GiB",
+    cors: [
+      "http://localhost:8081",
+      "https://musicland-one.vercel.app/",
+      "https://musicland-d33f9.firebaseapp.com",
+    ],
+  },
+  async ({ data = {}, auth }) => {
+    const uid = auth?.uid;
+    if (!uid) {
+      throw new HttpsError("unauthenticated", "Authentification requise");
+    }
+
+    const projectId = data?.projectId;
+    if (!projectId || typeof projectId !== "string") {
+      throw new HttpsError("invalid-argument", "Paramètre projectId requis");
+    }
+
+    const projectSnap = await projectsRef.doc(projectId).get();
+    if (!projectSnap.exists) {
+      throw new HttpsError("not-found", "Projet introuvable");
+    }
+
+    const project = projectSnap.data();
+    if (!project || project.userId !== uid) {
+      throw new HttpsError(
+        "permission-denied",
+        "Vous n'avez pas les droits sur ce projet"
+      );
+    }
+
+    if (!project.playbackUrl) {
+      throw new HttpsError(
+        "failed-precondition",
+        "Aucun playback disponible pour la publication"
+      );
+    }
+
+    if (
+      project.youtubeStatus &&
+      YOUTUBE_IN_PROGRESS_STATUSES.includes(project.youtubeStatus)
+    ) {
+      throw new HttpsError(
+        "failed-precondition",
+        "Une publication est déjà en cours pour ce projet"
+      );
+    }
+
+    let youtubeDefaults;
+    let youtubeClient;
+    try {
+      youtubeDefaults = ensureYoutubeConfig();
+      youtubeClient = createYoutubeClient(youtubeDefaults);
+      await youtubeClient.oauth2Client.getAccessToken();
+    } catch (error) {
+      logger.error("[publishPlaybackToYoutube] configuration invalide", {
+        error: error?.message,
+      });
+      throw new HttpsError(
+        "failed-precondition",
+        "Configuration YouTube invalide ou incomplète"
+      );
+    }
+
+    const tmpDir = await fsp.mkdtemp(path.join(os.tmpdir(), "yt-upload-"));
+    const videoPath = path.join(tmpDir, "playback.mp4");
+
+    try {
+      await projectsRef.doc(projectId).set(
+        {
+          youtubeStatus: "PUBLISHING",
+          youtubePublished: false,
+          youtubeError: null,
+          updatedAt: admin.firestore.FieldValue.serverTimestamp(),
+        },
+        { merge: true }
+      );
+
+      await downloadFile(project.playbackUrl, videoPath);
+
+      const metadata = buildVideoMetadata(project, youtubeDefaults);
+
+      const uploadResponse = await youtubeClient.youtube.videos.insert({
+        part: ["snippet", "status"].join(","),
+        requestBody: metadata,
+        media: {
+          body: fs.createReadStream(videoPath),
+        },
+      });
+
+      const videoId = uploadResponse?.data?.id;
+      if (!videoId) {
+        throw new Error("ID de vidéo introuvable dans la réponse YouTube");
+      }
+
+      const youtubeLink = `https://www.youtube.com/watch?v=${videoId}`;
+
+      await projectsRef.doc(projectId).set(
+        {
+          youtubeStatus: "PUBLISHED",
+          youtubePublished: true,
+          youtubeUrl: youtubeLink,
+          youtubeVideoId: videoId,
+          youtubePublishedAt: admin.firestore.FieldValue.serverTimestamp(),
+          youtubeError: null,
+          updatedAt: admin.firestore.FieldValue.serverTimestamp(),
+        },
+        { merge: true }
+      );
+
+      logger.info("[publishPlaybackToYoutube] publication réussie", {
+        projectId,
+        videoId,
+      });
+
+      return {
+        videoId,
+        youtubeUrl: youtubeLink,
+      };
+    } catch (error) {
+      logger.error("[publishPlaybackToYoutube] échec de publication", {
+        projectId,
+        error: error?.message,
+      });
+
+      const errorMessage =
+        error instanceof HttpsError
+          ? error.message
+          : error?.message || "Publication YouTube échouée";
+
+      await projectsRef.doc(projectId).set(
+        {
+          youtubeStatus: "FAILED",
+          youtubePublished: false,
+          youtubeError: errorMessage,
+          updatedAt: admin.firestore.FieldValue.serverTimestamp(),
+        },
+        { merge: true }
+      );
+
+      if (error instanceof HttpsError) {
+        throw error;
+      }
+
+      throw new HttpsError("internal", errorMessage);
+    } finally {
+      await fsp.rm(tmpDir, { recursive: true, force: true });
+    }
+  }
+);