youtube-data-mcp/build/tools/transcriptTool.js

Extract YouTube transcripts and comments for analysis

import { YoutubeTranscript } from 'youtube-transcript';
import { getVideoId } from '../utils/helpers.js';
import { getVideoInfo } from '../services/youtubeService.js';
export async function getTranscript({ url, lang = 'en' }) {
    try {
        // YouTube 동영상 ID 추출
        const videoId = getVideoId(url);
        if (!videoId) {
            throw new Error('Invalid YouTube URL or video ID');
        }
        // 동영상 기본 정보 가져오기
        const videoInfo = await getVideoInfo(videoId);
        // 트랜스크립트 가져오기
        const transcript = await YoutubeTranscript.fetchTranscript(videoId, { lang });
        // 전체 텍스트 구성
        const fullText = transcript.map(segment => segment.text).join(' ');
        return {
            videoInfo: {
                id: videoId,
                title: videoInfo.title,
                channelName: videoInfo.channelName,
                publishedAt: videoInfo.publishedAt,
                viewCount: videoInfo.viewCount
            },
            transcript: transcript,
            fullText: fullText,
            language: lang
        };
    }
    catch (error) {
        console.error('Error fetching transcript:', error);
        throw error instanceof Error
            ? error
            : new Error('Failed to fetch transcript');
    }
}