mirror of
https://github.com/JefferyHcool/BiliNote.git
synced 2026-05-11 18:10:06 +08:00
3784e15670
- 新增 Celery 配置文件 celery_app.py - 创建 note_tasks.py 文件，定义生成笔记的 Celery 任务 - 修改 note_router，使用 Celery 任务异步处理笔记生成 - 重构 bili_downloader 和 youtube_downloader，支持多质量选择和错误处理 - 更新 .env.example，添加 Celery 配置项
144 lines
4.2 KiB
Python
144 lines
4.2 KiB
Python
# app/routers/note.py
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import json
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import os
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import uuid
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from typing import Optional
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from fastapi import APIRouter, HTTPException, BackgroundTasks
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from pydantic import BaseModel, validator
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from dataclasses import asdict
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from app.db.video_task_dao import get_task_by_video
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from app.enmus.note_enums import DownloadQuality
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from app.services.note import NoteGenerator
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from app.utils.response import ResponseWrapper as R
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from app.utils.url_parser import extract_video_id
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from app.validators.video_url_validator import is_supported_video_url
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from fastapi import APIRouter, Request, HTTPException
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from fastapi.responses import StreamingResponse
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import httpx
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# from app.services.downloader import download_raw_audio
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# from app.services.whisperer import transcribe_audio
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from app.tasks.note_tasks import generate_note_task
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router = APIRouter()
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class RecordRequest(BaseModel):
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video_id: str
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platform: str
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class VideoRequest(BaseModel):
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video_url: str
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platform: str
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quality: DownloadQuality
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screenshot: Optional[bool] = False
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link: Optional[bool] = False
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@validator("video_url")
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def validate_supported_url(cls, v):
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url = str(v)
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# 支持平台校验
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if not is_supported_video_url(url):
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raise ValueError("暂不支持该视频平台或链接格式无效")
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return v
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NOTE_OUTPUT_DIR = "note_results"
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def run_note_task(task_id: str, video_url: str, platform: str, quality: DownloadQuality, link: bool = False,screenshot: bool = False):
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try:
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note = NoteGenerator().generate(
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video_url=video_url,
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platform=platform,
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quality=quality,
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task_id=task_id,
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link=link,
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screenshot=screenshot
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)
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print('Note 结果',note)
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save_note_to_file(task_id, note)
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except Exception as e:
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save_note_to_file(task_id, {"error": str(e)})
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@router.post('/delete_task')
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def delete_task(data:RecordRequest):
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try:
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NoteGenerator().delete_note(video_id=data.video_id,platform=data.platform)
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return R.success(msg='删除成功')
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except Exception as e:
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return R.error(msg=e)
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@router.post("/generate_note")
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def generate_note(data: VideoRequest, background_tasks: BackgroundTasks):
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try:
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video_id = extract_video_id(data.video_url, data.platform)
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if not video_id:
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raise HTTPException(status_code=400, detail="无法提取视频 ID")
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existing = get_task_by_video(video_id, data.platform)
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if existing:
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return R.error(
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msg='笔记已生成，请勿重复发起',
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)
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task_id = str(uuid.uuid4())
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generate_note_task.delay(
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task_id=task_id,
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video_url=data.video_url,
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platform=data.platform,
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quality=data.quality.value,
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link=data.link,
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screenshot=data.screenshot
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)
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return R.success({"task_id": task_id})
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except Exception as e:
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raise HTTPException(status_code=500, detail=str(e))
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@router.get("/task_status/{task_id}")
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def get_task_status(task_id: str):
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path = os.path.join(NOTE_OUTPUT_DIR, f"{task_id}.json")
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if not os.path.exists(path):
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return R.success({"status": "PENDING"})
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with open(path, "r", encoding="utf-8") as f:
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content = json.load(f)
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if "error" in content:
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return R.error(content["error"], code=500)
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content['id'] = task_id
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return R.success({
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"status": "SUCCESS",
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"result": content
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})
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@router.get("/image_proxy")
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async def image_proxy(request: Request, url: str):
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headers = {
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"Referer": "https://www.bilibili.com/", # 模拟B站来源
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"User-Agent": request.headers.get("User-Agent", ""),
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}
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try:
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async with httpx.AsyncClient(timeout=10.0) as client:
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resp = await client.get(url, headers=headers)
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if resp.status_code != 200:
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raise HTTPException(status_code=resp.status_code, detail="图片获取失败")
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content_type = resp.headers.get("Content-Type", "image/jpeg")
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return StreamingResponse(resp.aiter_bytes(), media_type=content_type)
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except Exception as e:
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raise HTTPException(status_code=500, detail=str(e))
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