youtube-video-summarizer-mcp/dist/tools/get-video-captions.tool.js

An MCP server for YouTube video summarization with Claude

import { z } from "zod";
import { getYouTubeVideoDetails } from "../handlers/get-video-captions.handler.js";
const toolName = "get-video-details";
const toolDescription = "Get the title, description, and captions of a YouTube video from URL";
const toolSchema = {
    videoUrl: z.string().describe("The URL or ID of the YouTube video"),
    language: z.string().default("en").describe("The language code for captions (default: 'en')"),
};
const toolHandler = async (args, _extra) => {
    const response = await getYouTubeVideoDetails(args.videoUrl, args.language);
    if (response.isError) {
        return {
            content: [
                {
                    type: "text",
                    text: `Error getting video captions: ${response.error}`,
                },
            ],
        };
    }
    const videoDetails = response.result;
    if (!videoDetails?.subtitles) {
        return {
            content: [
                {
                    type: "text",
                    text: "No captions found for this video.",
                },
            ],
        };
    }
    const captions = videoDetails.subtitles.map((caption) => caption.text).join(" ");
    return {
        content: [
            {
                type: "text",
                text: `Video Title: ${videoDetails.title}\n\n Video Description: ${videoDetails.description}\n\n Video Captions: ${captions}`,
            },
        ],
    };
};
export const GetVideoCaptionsTool = {
    name: toolName,
    description: toolDescription,
    schema: toolSchema,
    handler: toolHandler,
};
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