YouTube動画の書き起こし要約を自動で取得する方法とは？

/** ビデオの取得 */

app.get("/indexes/:indexId/videos", async (request, response, next) => {
 const params = {
   page_limit: request.query.page_limit,
 };


 try {
   const options = {
     method: "GET",
     url: `${API_BASE_URL}/indexes/${request.params.indexId}/videos`,
     headers: { ...HEADERS },
     data: { params },
   };
   const apiResponse = await axios.request(options);
   response.json(apiResponse.data);
 } catch (error) {
   const status = error.response?.status || 500;
   const message = error.response?.data?.message || "Error Getting Videos";
   return next({ status, message });
 }
});

{
	"data": [
		{
			"_id": "65caf0fa48db9fa780cb3fc2",
			"created_at": "2024-02-13T04:32:54Z",
			"updated_at": "2024-02-13T04:32:58Z",
			"indexed_at": "2024-02-13T04:40:15Z",
			"metadata": {
				"duration": 130,
				"engine_ids": [
					"pegasus1",
					"marengo2.5"
				],
				"filename": "Adidas CEO Herbert Hainer: How I Work",
				"fps": 30,
				"height": 720,
				"size": 11149582,
				"width": 1280
			},
			{…},			
}

           <SummarizeVideo
             index={apiConfig.INDEX_ID}
             videoId={videos.data[0]?._id || null} // IDの受け渡し
             refetchVideos={refetchVideos}
           &sol;

/** インデックスのビデオを取得 */
app.get(
 "/indexes/:indexId/videos/:videoId",
 async (request, response, next) => {
   const indexId = request.params.indexId;
   const videoId = request.params.videoId;


   try {
     const options = {
       method: "GET",
       url: `${API_BASE_URL}/indexes/${indexId}/videos/${videoId}`,
       headers: { ...HEADERS },
     };
     const apiResponse = await axios.request(options);
     response.json(apiResponse.data);
   } catch (error) {
     const status = error.response?.status || 500;
     const message = error.response?.data?.message || "Error Getting a Video";
     return next({ status, message });
   }
 }
);

 {
	"_id": "65caf0fa48db9fa780cb3fc2",
	"created_at": "2024-02-13T04:32:54Z",
	"updated_at": "2024-02-13T04:32:58Z",
	"indexed_at": "2024-02-13T04:40:15Z",
	"metadata": {
		"duration": 130,
		"engine_ids": [
			"pegasus1",
			"marengo2.5"
		],
		"filename": "Adidas CEO Herbert Hainer: How I Work",
		"fps": 30,
		"height": 720,
		"size": 11149582,
		"video_title": "Adidas CEO Herbert Hainer: How I Work",
		"width": 1280
	},
	"hls": {
		"video_url": "...",
		"thumbnail_urls": [
			"..."
		],
		"status": "COMPLETE",
		"updated_at": "2024-02-13T04:33:29.993Z"
	},
	"source": {
		"type": "youtube",
		"name": "The Wall Street Journal",
		"url": "https://www.youtube.com/watch?v=sHD0YxASbGQ" // ここです！
	}
}

     {video && (
             <Video
               url={video.source?.url} // URLの受け渡し
               width={"381px"}
               height={"214px"}

/** 分析用にYouTubeビデオのインディクスを作成し、タスクIDを返す */
app.post("/index", async (request, response, next) => {
 const options = {
   method: "POST",
   url: `${API_BASE_URL}/tasks/external-provider`,
   headers: { ...HEADERS, accept: "application/json" },
   data: request.body.body,
 };


 try {
   const apiResponse = await axios.request(options);
   response.json(apiResponse.data);
 } catch (error) {
   const status = error.response?.status || 500;
   const message =
     error.response?.data?.message || "Error indexing a YouTube Video";
   return next({ status, message });
 }
});

{
	"_id": "65a9df3f627beda40b8dfa56"
}

{taskVideo && (
           <div className="videoUrlUploadForm__taskVideoWrapper">
             <Video
               url={taskVideo.video_url}
               width={"381px"}
               height={"214px"}

/** ビデオの情報を取得し、それをタスクとして設定する */
 async function handleSubmit(evt) {
   evt.preventDefault();
   try {
     if (!videoUrl?.trim()) {
       throw new Error("Please enter a valid video URL");
     }
     const videoInfo = await getVideoInfo(videoUrl); // ビデオ情報の取得
     setTaskVideo(videoInfo); // 取得したビデオ情報でTaskVideoを設定
     inputRef.current.value = "";
     resetPrompts();
   } catch (error) {
     setError(error.message);
   }
 }

/** ytdlを使用してYouTube URLからビデオ情報を取得 */
app.get("/video-info", async (request, response, next) => {
 try {
   let url = request.query.url;
   const videoId = ytdl.getURLVideoID(url);
   const videoInfo = await ytdl.getBasicInfo(videoId);
   response.json(videoInfo.videoDetails);
 } catch (error) {
   const status = error.response?.status || 500;
   const message =
     error.response?.data?.message || "Error getting info of a video";
   return next({ status, message });
 }
});

{taskId && (
               <Task
                 taskId={taskId}
                 refetchVideos={refetchVideos}
                 index={index}
                 setTaskVideo={setTaskVideo}

/** 特定のインデックス作成タスクのステータスを確認 */
app.get("/tasks/:taskId", async (request, response, next) => {
 const taskId = request.params.taskId;


 try {
   const options = {
     method: "GET",
     url: `${API_BASE_URL}/tasks/${taskId}`,
     headers: { ...HEADERS },
   };
   const apiResponse = await axios.request(options);
   response.json(apiResponse.data);
 } catch (error) {
   const status = error.response?.status || 500;
   const message = error.response?.data?.message || "Error getting a task";
   return next({ status, message });
 }
});

{
	"_id": "65a9fc79627beda40b8dfa7b",
	"index_id": "653c0592480f870fb3bb01be",
	"video_id": "65a9fc7e4981af6e637c8e59",
	"status": "indexing",
	"metadata": {...},
	"created_at": "2024-01-19T04:37:13.724Z",
	"updated_at": "2024-01-19T04:41:10.606Z",
	"estimated_time": "2024-01-19T04:41:36.601Z",
	"type": "index_task_info",
	"process": {
		"upload_percentage": 0,
		"remain_seconds": 0
	},
	"hls": {...	}
}

export function useGetTask(taskId) {
 return useQuery({
   queryKey: [keys.TASK, taskId],
   queryFn: () =>
     apiConfig.SERVER.get(`${apiConfig.TASKS_URL}/${taskId}`).then(
       (res) => res.data
     ),
   refetchInterval: (data) => {
     return data?.status === "ready" || data?.status === "failed"
       ? false
       : 5000;
   },
   refetchIntervalInBackground: true,
 });
}

   if (summaryRef.current?.checked) {
     setField1Prompt({ type: field1 });
   } else {
     setField1Prompt(null);
   }


   if (chaptersRef.current?.checked) {
     setField2Prompt({ type: field2 });
   } else {
     setField2Prompt(null);
   }


   if (highlightsRef.current?.checked) {
     setField3Prompt({ type: field3 });
   } else {
     setField3Prompt(null);
   }

/** ビデオを要約する */
app.post("/videos/:videoId/summarize", async (request, response, next) => {
 const videoId = request.params.videoId;
 let type = request.body.data;


 try {
   const options = {
     method: "POST",
     url: `${API_BASE_URL}/summarize`,
     headers: { ...HEADERS, accept: "application/json" },
     data: { ...type, video_id: videoId },
   };
   const apiResponse = await axios.request(options);
   response.json(apiResponse.data);
 } catch (error) {
   const status = error.response?.status || 500;
   const message =
     error.response?.data?.message || "Error Summarizing a Video";
   return next({ status, message });
 }
});

{
	"id": "5a3f3e65-206a-4877-a0c5-871050edf3dc",
	"chapters": [
		{
			"chapter_number": 0,
			"start": 0,
			"end": 30,
			"chapter_title": "The Morning Routine",
			"chapter_summary": "The video starts with the man discussing his morning routine, including waking up between 6:30 and 7 am and having a cup of coffee…."
		},
           {...},
            …
            	]
}