feat: fix clouds functions and heygen

functions/.gcloudignore

@@ -0,0 +1,21 @@
+# This file specifies files that are *not* uploaded to Google Cloud
+# using gcloud. It follows the same syntax as .gitignore, with the addition of
+# "#!include" directives (which insert the entries of the given .gitignore-style
+# file at that point).
+#
+# For more information, run:
+#   $ gcloud topic gcloudignore
+#
+.gcloudignore
+# If you would like to upload your .git directory, .gitignore file or files
+# from your .gitignore file, remove the corresponding line
+# below:
+.git
+.gitignore
+
+node_modules
+.env
+.env.*
+!.env.example
+.secret.local
+serviceAccountKey.json

functions/helpers/gemini.js

@@ -6,8 +6,64 @@ const { Buffer } = require('buffer')
 const { setTimeout } = require('timers/promises')
 
 // --- CONFIGURATION ---
-// Plus intelligente que le Flash original, ultra rapide, et stable sur l'API.
+// Utilise des versions stables explicites en production. L'alias `latest` peut
-const TEXT_MODEL_NAME = 'gemini-flash-latest'
+// changer sans déploiement et pointer temporairement vers un modèle saturé.
+const TEXT_MODEL_NAMES = ['gemini-3.6-flash', 'gemini-3.5-flash', 'gemini-3.1-flash-lite']
+const MODERATION_MODEL_NAMES = ['gemini-3.1-flash-lite', 'gemini-3.6-flash', 'gemini-3.5-flash']
+const RETRYABLE_STATUS_CODES = new Set([404, 429, 500, 502, 503, 504])
+
+const getErrorStatus = (error) => {
+  const status = Number(error?.status || error?.statusCode || error?.response?.status)
+  return Number.isFinite(status) ? status : null
+}
+
+const canTryFallbackModel = (error) => {
+  const status = getErrorStatus(error)
+  if (status && RETRYABLE_STATUS_CODES.has(status)) return true
+
+  const message = String(error?.message || '').toLowerCase()
+  return (
+    message.includes('high demand') ||
+    message.includes('overloaded') ||
+    message.includes('temporarily unavailable') ||
+    message.includes('model not found')
+  )
+}
+
+const generateWithModelFallback = async ({ ai, modelNames, label, request }) => {
+  let lastError = null
+
+  for (let index = 0; index < modelNames.length; index++) {
+    const modelName = modelNames[index]
+
+    try {
+      console.log(`🤖 [${label}] Modèle ${modelName} (${index + 1}/${modelNames.length})`)
+      const response = await ai.generate({
+        ...request,
+        model: googleAI.model(modelName),
+      })
+
+      if (!response?.output) {
+        throw new Error(`${label}: réponse structurée vide pour ${modelName}.`)
+      }
+
+      return response.output
+    } catch (error) {
+      lastError = error
+      const hasFallback = index < modelNames.length - 1
+
+      if (!hasFallback || !canTryFallbackModel(error)) throw error
+
+      console.warn(`⚠️ [${label}] ${modelName} indisponible, essai du modèle suivant`, {
+        status: getErrorStatus(error),
+        message: error?.message,
+      })
+      await setTimeout(500 * (index + 1))
+    }
+  }
+
+  throw lastError || new Error(`${label}: aucun modèle disponible.`)
+}
 const IMAGE_MODEL_NAME = 'gemini-3-pro-image'
 
 // --- SINGLETON PATTERN (WARM START) ---
@@ -35,21 +91,23 @@ exports.generateAI = async ({ system = '', prompt = '', schema }) => {
     throw new Error('Vous devez spécifier un prompt pour effectuer cette action.')
   }
 
-  console.log(`🧠 [generateAI] Start (${TEXT_MODEL_NAME})`)
+  console.log(`🧠 [generateAI] Start (${TEXT_MODEL_NAMES.join(' -> ')})`)
   const startedAt = Date.now()
 
   try {
-    const { output } = await ai.generate({
+    return await generateWithModelFallback({
-      model: googleAI.model(TEXT_MODEL_NAME),
+      ai,
+      modelNames: TEXT_MODEL_NAMES,
+      label: 'generateAI',
+      request: {
         system,
         prompt,
         output: { schema },
         config: {
           temperature: 0.7, // Créativité équilibrée
         },
+      },
     })
-
-    return output
   } catch (error) {
     console.error('❌ [generateAI] Error:', error.message)
     throw error
@@ -129,12 +187,15 @@ ${lyricsText}
 """
 `
 
-  console.log(`🛡️ [analyseLyrics] Start (${TEXT_MODEL_NAME})`)
+  console.log(`🛡️ [analyseLyrics] Start (${MODERATION_MODEL_NAMES.join(' -> ')})`)
   const startedAt = Date.now()
 
   try {
-    const { output } = await ai.generate({
+    const output = await generateWithModelFallback({
-      model: googleAI.model(TEXT_MODEL_NAME),
+      ai,
+      modelNames: MODERATION_MODEL_NAMES,
+      label: 'analyseLyrics',
+      request: {
         system,
         prompt: userPrompt,
         output: { schema: moderationSchema },
@@ -153,10 +214,9 @@ ${lyricsText}
             { category: 'HARM_CATEGORY_HARASSMENT', threshold: 'BLOCK_NONE' },
           ],
         },
+      },
     })
 
-    if (!output) throw new Error("Échec de l'analyse de modération.")
-
     // Correction de cohérence
     if (output.blocked) {
       output.flagged = true

functions/src/heygen.js

@@ -17,6 +17,7 @@ const projectsRef = db.collection('projects')
 const REGION = process.env.FIREBASE_REGION || 'europe-west1'
 
 const HEYGEN_BASE_URL = 'https://api.heygen.com/v3'
+const HEYGEN_REQUEST_TIMEOUT_MS = 45000
 const PLAYBACK_STATUS = {
   GENERATING: 'GENERATING',
   DRAFT_READY: 'DRAFT_READY',
@@ -120,6 +121,7 @@ const findProjectForWebhook = async ({ callbackId, videoId }) => {
 const fetchCanonicalVideo = async (videoId) => {
   const response = await axios.get(`${HEYGEN_BASE_URL}/videos/${videoId}`, {
     headers: getHeygenHeaders(),
+    timeout: HEYGEN_REQUEST_TIMEOUT_MS,
   })
 
   return response?.data?.data || null
@@ -176,6 +178,13 @@ exports.startPlaybackGeneration = onCall(
     const callbackUrl = buildCallbackUrl()
     const title = trimString(project?.title) || `Playback ${projectId}`
 
+    logger.info('[HeyGen] startPlaybackGeneration request', {
+      projectId,
+      uid,
+      hasSongUrl: Boolean(songUrl),
+      hasPhotoUrl: Boolean(photoUrl),
+    })
+
     await projectRef.set(
       {
         playbackProvider: 'heygen',
@@ -211,6 +220,7 @@ exports.startPlaybackGeneration = onCall(
         },
         {
           headers: getHeygenHeaders(),
+          timeout: HEYGEN_REQUEST_TIMEOUT_MS,
         }
       )
 
@@ -227,6 +237,12 @@ exports.startPlaybackGeneration = onCall(
         { merge: true }
       )
 
+      logger.info('[HeyGen] generation accepted', {
+        projectId,
+        uid,
+        videoId,
+      })
+
       return {
         jobId: videoId,
         callbackId,

functions/src/lyrics.js

@@ -204,9 +204,9 @@ exports.generateLyrics = onCall(LYRICS_FUNCTION_OPTIONS, async ({ auth = {}, dat
       }
     } catch (moderationError) {
       if (moderationError instanceof HttpsError) throw moderationError
-      console.error('⚠️ Moderation check error (fail open)', moderationError)
+      console.error('⚠️ Moderation check error (fail closed)', moderationError)
-      // On continue si l'appel modération fail (fail open) ou on throw (fail closed) selon ta politique.
+      // La modération essaie plusieurs modèles stables avant d'arriver ici.
-      // Ici je fail closed par sécurité pour une app publique.
+      // Si tous sont indisponibles, on bloque par sécurité pour une app publique.
       throw new HttpsError('internal', 'Vérification de sécurité indisponible.')
     }
 

functions/src/music.js

@@ -2,7 +2,7 @@ const { onCall, onRequest, HttpsError } = require('firebase-functions/v2/https')
 const axios = require('axios')
 const admin = require('firebase-admin')
 const { FieldValue } = require('firebase-admin/firestore')
-const { logger } = require('firebase-functions/logger')
+const logger = require('firebase-functions/logger')
 const { pipeline } = require('stream/promises')
 const { randomUUID } = require('crypto')
 const { ALERT_TYPE, refList } = require('../index')
@@ -22,6 +22,12 @@ const MUSIC_REFUND_SOURCE = 'music_generation_refund'
 const SUNO_LYRICS_PROMPT_MAX_LENGTH = 5000
 const SUNO_TITLE_MAX_LENGTH = 100
 
+const getSunoAuthorizationHeader = () => {
+  const apiKey = String(SUNO_API_KEY.value() || '').trim()
+  if (!apiKey) throw new Error('SUNO_API_KEY_EMPTY')
+  return `Bearer ${apiKey}`
+}
+
 // ==========================================
 // 1. DICTIONNAIRES DE TRADUCTION (FRONT -> SUNO)
 // ==========================================
@@ -409,14 +415,16 @@ async function markProjectMusicFailure(projectId, error) {
         reason: sunoMessage,
       })
     }
-    await docRef.set(
+    const failureUpdate = {
-      {
       musicStatus: 'FAILED',
       musicError: errorPayload,
       updatedAt: FieldValue.serverTimestamp(),
-      },
+    }
-      { merge: true }
+    if (refundResult?.orderId) {
-    )
+      failureUpdate.musicCreditsRefunded = true
+      failureUpdate.musicCreditsRefundOrderId = refundResult.orderId
+    }
+    await docRef.set(failureUpdate, { merge: true })
     // (Notification logic here...)
   } catch (err) {
     console.error('Error marking failure', err)
@@ -592,7 +600,7 @@ exports.generateMusic = onCall({ secrets: [SUNO_API_KEY] }, async ({ data = {} }
     const response = await axios.post(`${SUNO_API_BASE}${SUNO_API_PATH}`, payload, {
       headers: {
         'Content-Type': 'application/json',
-        Authorization: `Bearer ${SUNO_API_KEY.value()}`,
+        Authorization: getSunoAuthorizationHeader(),
       },
     })
 
@@ -626,7 +634,7 @@ exports.getSunoStatus = onCall({ secrets: [SUNO_API_KEY] }, async ({ data = {} }
   if (!taskId) throw new Error('TaskId manquant')
   try {
     const response = await axios.get(`${SUNO_API_BASE}${SUNO_STATUS_PATH}?taskId=${taskId}`, {
-      headers: { Authorization: `Bearer ${SUNO_API_KEY.value()}` },
+      headers: { Authorization: getSunoAuthorizationHeader() },
       timeout: 30000,
     })
     return {

src/components/FullscreenIntroVideo.web.js

@@ -113,10 +113,18 @@ const FullscreenIntroVideo = ({
     const load = async () => {
       try {
         const nextUri = await resolveMediaUri(url)
+        if (!nextUri) {
+          if (isMounted) {
+            setUri(null)
+            handleClose()
+          }
+          return
+        }
         assignUri(nextUri)
       } catch {
         if (isMounted) {
           setUri(null)
+          handleClose()
         }
       }
     }
@@ -126,7 +134,7 @@ const FullscreenIntroVideo = ({
     return () => {
       isMounted = false
     }
-  }, [url])
+  }, [handleClose, url])
 
   useEffect(() => {
     if (!visible || !uri) {

src/config/firebase.js

@@ -13,7 +13,7 @@ const emulatorHost = Platform.OS === 'web' ? 'localhost' : '192.168.1.60'
 const USE_FUNCTIONS_EMULATOR = __DEV__
 
 const configureFunctionsEmulator = (instance, regionKey = 'us-central1') => {
-  const shouldUseEmulator = USE_FUNCTIONS_EMULATOR && instance?.useEmulator
+  const shouldUseEmulator = false
 
   if (!shouldUseEmulator || emulatorConfigured[regionKey]) {
     return

src/helpers/uploadToFirebase.js

@@ -33,7 +33,8 @@ export function uploadFileToFirebase({
         shouldCompress,
         fileType,
         hasBlob: Boolean(providedBlob),
-        uri,
+        uriScheme: typeof uri === 'string' ? uri.split(':')[0] : null,
+        uriLength: typeof uri === 'string' ? uri.length : 0,
       })
       let workingURI = uri
       let uploadBlob = providedBlob
@@ -170,6 +171,7 @@ export function uploadFileToFirebase({
           reject(error)
         },
         async () => {
+          try {
             const url = await firebase.storage().ref(path).getDownloadURL()
 
             console.log('[uploadToFirebase] upload success (finalize)', { resultURI: url })
@@ -177,6 +179,14 @@ export function uploadFileToFirebase({
               uploadBlob.close()
             }
             resolve({ resultURI: url })
+          } catch (error) {
+            console.log('[uploadToFirebase] download URL error', {
+              message: error?.message,
+              code: error?.code,
+              name: error?.name,
+            })
+            reject(error)
+          }
         }
       )
     } catch (e) {

src/screens/Playback/PlaybackAi.js

@@ -1,7 +1,7 @@
 import * as ImagePicker from 'expo-image-picker'
 import useMinuit from 'react-native-minuit/src/hooks/useMinuit.js'
 import React, { useMemo, useState } from 'react'
-import { Image, Text, View } from 'react-native'
+import { Image, Platform, Text, View } from 'react-native'
 import { background } from '../../assets'
 import ActivityLoader from '../../components/ActivityLoader'
 import BorderGradientButton from '../../components/BorderGradientButton'
@@ -19,21 +19,50 @@ import { PLAYBACK_AI_STATUS } from '../../utils/playbackAi'
 import CreateLyricsHeader from '../Writing/components/CreateLyricsHeader'
 
 const FUNCTIONS_REGION = 'europe-west1'
+const PHOTO_UPLOAD_TIMEOUT_MS = 120000
+const HEYGEN_START_TIMEOUT_MS = 60000
 
 const trimString = (value) => (typeof value === 'string' ? value.trim() : '')
 
 const isRemoteUrl = (value) => /^https?:\/\//i.test(trimString(value))
 
 const resolveProject = ({ routeProject, selectedProject }) => {
-  if (routeProject?.id && selectedProject?.id === routeProject.id) {
+  if (routeProject && typeof routeProject === 'object' && routeProject.id) {
+    if (selectedProject?.id === routeProject.id) {
       return selectedProject
     }
-  return routeProject || null
+
+    return routeProject
+  }
+
+  if (selectedProject?.id) {
+    return selectedProject
+  }
+
+  return null
 }
 
 const getInitialPhotoUri = ({ routePhotoUrl, project }) =>
   trimString(routePhotoUrl) || trimString(project?.playbackPhotoUrl) || null
 
+const getImageExtension = (fileName) => {
+  const normalizedFileName = trimString(fileName)
+  const extension = normalizedFileName.includes('.')
+    ? normalizedFileName.split('.').pop().toLowerCase()
+    : ''
+
+  return /^[a-z0-9]+$/.test(extension) ? extension : 'jpg'
+}
+
+const withTimeout = (promise, timeoutMs, message) => {
+  let timeoutId
+  const timeoutPromise = new Promise((_, reject) => {
+    timeoutId = setTimeout(() => reject(new Error(message)), timeoutMs)
+  })
+
+  return Promise.race([promise, timeoutPromise]).finally(() => clearTimeout(timeoutId))
+}
+
 const callStartPlaybackGeneration = (payload) => {
   const callable = getFunctionsClient(FUNCTIONS_REGION).httpsCallable('heygen-startPlaybackGeneration')
   return callable(payload)
@@ -49,6 +78,7 @@ const PlaybackAi = ({ route }) => {
       project: resolveProject({ routeProject, selectedProject }),
     })
   )
+  const [selectedPhotoAsset, setSelectedPhotoAsset] = useState(null)
   const [isSubmitting, setIsSubmitting] = useState(false)
   const project = useMemo(
     () => resolveProject({ routeProject, selectedProject }),
@@ -64,9 +94,10 @@ const PlaybackAi = ({ route }) => {
         quality: 1,
       })
 
-      const nextUri = result?.assets?.[0]?.uri || null
+      const asset = result?.assets?.[0]
-      if (nextUri) {
+      if (asset?.uri) {
-        setSelectedPhotoUri(nextUri)
+        setSelectedPhotoUri(asset.uri)
+        setSelectedPhotoAsset(asset)
       }
     } catch (error) {
       setTooltip({
@@ -77,6 +108,8 @@ const PlaybackAi = ({ route }) => {
   }
 
   const handleGenerate = async () => {
+    let step = 'validation'
+
     try {
       if (!project?.id) {
         throw new Error('Projet introuvable')
@@ -94,24 +127,46 @@ const PlaybackAi = ({ route }) => {
 
       let photoUrl = trimString(selectedPhotoUri)
       if (!isRemoteUrl(photoUrl)) {
-        const extension = trimString(selectedPhotoUri.split('.').pop()) || 'jpg'
+        step = 'photo_upload'
-        const uploadResult = await uploadFileToFirebase({
+        const extension = getImageExtension(selectedPhotoAsset?.fileName)
+        const path = `users/${currentUID}/projects/${project.id}/heygen/photo-${Date.now()}.${extension}`
+
+        console.log('[PlaybackAi] photo upload start', {
+          path,
+          fileSize: selectedPhotoAsset?.fileSize || null,
+          platform: Platform.OS,
+        })
+
+        const uploadResult = await withTimeout(
+          uploadFileToFirebase({
             uri: selectedPhotoUri,
-          path: `users/${currentUID}/projects/${project.id}/heygen/photo-${Date.now()}.${extension}`,
+            path,
             shouldCompress: true,
             fileType: 'IMAGE',
-        })
+            blob: Platform.OS === 'web' ? selectedPhotoAsset?.file : null,
+          }),
+          PHOTO_UPLOAD_TIMEOUT_MS,
+          "L'envoi de la photo a dépassé 2 minutes. Vérifie ta connexion puis réessaie."
+        )
         photoUrl = trimString(uploadResult?.resultURI)
+        console.log('[PlaybackAi] photo upload complete', { path })
       }
 
       if (!photoUrl) {
         throw new Error("Impossible d'envoyer la photo vers Firebase")
       }
 
-      await callStartPlaybackGeneration({
+      step = 'heygen_start'
+      console.log('[PlaybackAi] HeyGen request start', { projectId: project.id })
+      await withTimeout(
+        callStartPlaybackGeneration({
           projectId: project.id,
           photoUrl,
-      })
+        }),
+        HEYGEN_START_TIMEOUT_MS,
+        'HeyGen ne répond pas après 1 minute. Réessaie dans quelques instants.'
+      )
+      console.log('[PlaybackAi] HeyGen request accepted', { projectId: project.id })
 
       navigate(Routes.PlaybackAiStatus, {
         project: {
@@ -122,6 +177,11 @@ const PlaybackAi = ({ route }) => {
         },
       })
     } catch (error) {
+      console.error('[PlaybackAi] generation failed', {
+        step,
+        code: error?.code,
+        message: error?.message,
+      })
       setTooltip({
         type: 'error',
         text: error?.message || 'Erreur lors du lancement du playback IA',

src/screens/Studio/ComposeSong.js

@@ -144,6 +144,8 @@ const ComposeSong = () => {
         },
         musicStatus: null,
         sunoTaskId: firebase.firestore.FieldValue.delete(),
+        musicCreditsRefunded: firebase.firestore.FieldValue.delete(),
+        musicCreditsRefundOrderId: firebase.firestore.FieldValue.delete(),
       }
 
       if (!isRegenerationFlow) {

src/screens/Studio/ComposeSong.web.js

@@ -200,6 +200,8 @@ const ComposeSong = () => {
         },
         musicStatus: null,
         sunoTaskId: firebase.firestore.FieldValue.delete(),
+        musicCreditsRefunded: firebase.firestore.FieldValue.delete(),
+        musicCreditsRefundOrderId: firebase.firestore.FieldValue.delete(),
       }
 
       if (!isRegenerationFlow) {

src/screens/Studio/SongReady.js

@@ -297,6 +297,7 @@ const SongReady = () => {
               onTogglePlayback={handleTogglePlayback}
               projectId={projectId}
               selectedProject={selectedProject}
+              fallbackDurationS={selectedProject?.musicDurations?.[index]}
             />
           )}
           contentContainerStyle={{ gap: 16, paddingBottom: gutters }}
@@ -346,6 +347,7 @@ const SongOptionCard = ({
   onTogglePlayback,
   projectId,
   selectedProject,
+  fallbackDurationS,
 }) => {
   const trackTitle =
     (Array.isArray(selectedProject?.musicTitles) ? selectedProject.musicTitles?.[index] : null) ||
@@ -360,9 +362,20 @@ const SongOptionCard = ({
     metadata: { index, projectId },
   })
 
-  const [progressInfo, setProgressInfo] = useState({ pos: 0, dur: 0 })
+  const fallbackDurationMs = Math.max(0, Math.round((Number(fallbackDurationS) || 0) * 1000))
+  const [progressInfo, setProgressInfo] = useState({
+    pos: 0,
+    dur: fallbackDurationMs,
+  })
   const [isPlaying, setIsPlaying] = useState(false)
 
+  useEffect(() => {
+    if (!fallbackDurationMs) return
+    setProgressInfo((current) =>
+      current.dur ? current : { ...current, dur: fallbackDurationMs }
+    )
+  }, [fallbackDurationMs])
+
   useEffect(() => {
     registerPlayer(index, player)
     return () => registerPlayer(index, null)
@@ -387,7 +400,8 @@ const SongOptionCard = ({
       return undefined
     }
     const id = setInterval(() => {
-      const durationMs = Math.max(0, Math.round((Number(player.duration) || 0) * 1000))
+      const playerDurationMs = Math.max(0, Math.round((Number(player.duration) || 0) * 1000))
+      const durationMs = playerDurationMs || fallbackDurationMs
       const positionMs = Math.max(0, Math.round((Number(player.currentTime) || 0) * 1000))
       setProgressInfo((prev) => {
         if (
@@ -407,7 +421,7 @@ const SongOptionCard = ({
       })
     }, 300)
     return () => clearInterval(id)
-  }, [player])
+  }, [fallbackDurationMs, player])
 
   const handleSeek = useCallback(
     async (targetMs) => {