Function useTranscriptExport

lib/hooks/use-transcript-export.ts:25–335

({
  videoId,
  transcript,
  topics,
  videoInfo,
  user,
  hasSpeakerData,
  subscriptionStatus,
  isCheckingSubscription,
  fetchSubscriptionStatus,
  onAuthRequired,
  onBulkTranslation,
  translationCache,
}: UseTranscriptExportOptions)

}

export function useTranscriptExport({
  videoId,
  transcript,
  topics,
  videoInfo,
  user,
  hasSpeakerData,
  subscriptionStatus,
  isCheckingSubscription,
  fetchSubscriptionStatus,
  onAuthRequired,
  onBulkTranslation,
  translationCache,
}: UseTranscriptExportOptions) {
  const router = useRouter();

  const [isExportDialogOpen, setIsExportDialogOpen] = useState(false);
  const [exportFormat, setExportFormat] = useState<TranscriptExportFormat>('txt');
  const [exportMode, setExportMode] = useState<TranscriptExportMode>('original');
  const [targetLanguage, setTargetLanguage] = useState<string>('es'); // Default to Spanish
  const [includeTimestamps, setIncludeTimestamps] = useState(true);
  const [includeSpeakers, setIncludeSpeakers] = useState(false);
  const [exportErrorMessage, setExportErrorMessage] = useState<string | null>(null);
  const [exportDisableMessage, setExportDisableMessage] = useState<string | null>(null);
  const [isExportingTranscript, setIsExportingTranscript] = useState(false);
  const [showExportUpsell, setShowExportUpsell] = useState(false);
  const [translationProgress, setTranslationProgress] = useState<{
    completed: number;
    total: number;
  } | null>(null);

  useEffect(() => {
    if (exportFormat === 'srt' && !includeTimestamps) {
      setIncludeTimestamps(true);
    }
  }, [exportFormat, includeTimestamps]);

  useEffect(() => {
    if (!hasSpeakerData && includeSpeakers) {
      setIncludeSpeakers(false);
    }
  }, [hasSpeakerData, includeSpeakers]);

  const handleExportDialogOpenChange = useCallback((open: boolean) => {
    setIsExportDialogOpen(open);
    if (!open) {
      setExportErrorMessage(null);
      setExportDisableMessage(null);
      // Reset non-essential state
      setExportMode('original');
    }
  }, []);

  const handleRequestExport = useCallback(async () => {
    if (!videoId || transcript.length === 0) {
      toast.error('Transcript is still loading. Try again in a few seconds.');
      return;
    }