70 行
2.4 KiB
Python
70 行
2.4 KiB
Python
from __future__ import annotations
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from fastapi import APIRouter, Depends, HTTPException, Query
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from sqlalchemy.orm import Session
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from sqlalchemy import func as sqlfunc
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from app.database import get_db
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from app.auth import get_current_user
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from app.models.news import News
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from app.schemas.news import NewsSchema, NewsResponse, NewsListResponse
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router = APIRouter(prefix="/api/news", tags=["新闻动态"], dependencies=[Depends(get_current_user)])
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@router.get("/", response_model=NewsListResponse)
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def list_news(
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page: int = Query(1, ge=1),
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page_size: int = Query(20, ge=1, le=100),
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keyword: str = Query("", description="搜索关键词"),
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db: Session = Depends(get_db),
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):
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query = db.query(News)
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if keyword:
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query = query.filter(News.title.contains(keyword) | News.summary.contains(keyword))
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total = query.count()
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items = query.order_by(News.sort_order, News.id.desc()).offset((page - 1) * page_size).limit(page_size).all()
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return NewsListResponse(
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items=[NewsResponse.model_validate(n) for n in items],
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total=total,
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)
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@router.post("/", response_model=NewsResponse, status_code=201)
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def create_news(req: NewsSchema, db: Session = Depends(get_db)):
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max_order = db.query(sqlfunc.max(News.sort_order)).scalar() or 0
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news = News(**req.model_dump(), sort_order=max_order + 1)
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db.add(news)
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db.commit()
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db.refresh(news)
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return NewsResponse.model_validate(news)
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@router.put("/{news_id}", response_model=NewsResponse)
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def update_news(news_id: int, req: NewsSchema, db: Session = Depends(get_db)):
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news = db.query(News).get(news_id)
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if not news:
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raise HTTPException(status_code=404, detail="新闻不存在")
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for key, val in req.model_dump().items():
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setattr(news, key, val)
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db.commit()
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db.refresh(news)
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return NewsResponse.model_validate(news)
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@router.delete("/{news_id}")
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def delete_news(news_id: int, db: Session = Depends(get_db)):
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news = db.query(News).get(news_id)
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if not news:
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raise HTTPException(status_code=404, detail="新闻不存在")
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db.delete(news)
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db.commit()
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return {"message": "删除成功"}
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@router.put("/reorder/batch")
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def reorder_news(ids: list[int], db: Session = Depends(get_db)):
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for i, nid in enumerate(ids):
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db.query(News).filter(News.id == nid).update({"sort_order": i})
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db.commit()
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return {"message": "排序更新成功"}
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