75 行
2.7 KiB
Python
75 行
2.7 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.blog import Blog
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from app.schemas.blog import BlogSchema, BlogResponse, BlogListResponse
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router = APIRouter(prefix="/api/blog", tags=["博客文章"], dependencies=[Depends(get_current_user)])
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@router.get("/", response_model=BlogListResponse)
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def list_blogs(
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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(Blog)
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if keyword:
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query = query.filter(Blog.title.contains(keyword) | Blog.summary.contains(keyword))
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total = query.count()
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items = query.order_by(Blog.sort_order, Blog.id.desc()).offset((page - 1) * page_size).limit(page_size).all()
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return BlogListResponse(
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items=[BlogResponse.model_validate(b) for b in items],
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total=total,
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)
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@router.post("/", response_model=BlogResponse, status_code=201)
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def create_blog(req: BlogSchema, db: Session = Depends(get_db)):
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if db.query(Blog).filter(Blog.slug == req.slug).first():
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raise HTTPException(status_code=400, detail="该 slug 已存在")
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max_order = db.query(sqlfunc.max(Blog.sort_order)).scalar() or 0
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blog = Blog(**req.model_dump(), sort_order=max_order + 1)
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db.add(blog)
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db.commit()
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db.refresh(blog)
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return BlogResponse.model_validate(blog)
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@router.put("/{blog_id}", response_model=BlogResponse)
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def update_blog(blog_id: int, req: BlogSchema, db: Session = Depends(get_db)):
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blog = db.query(Blog).get(blog_id)
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if not blog:
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raise HTTPException(status_code=404, detail="文章不存在")
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existing = db.query(Blog).filter(Blog.slug == req.slug, Blog.id != blog_id).first()
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if existing:
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raise HTTPException(status_code=400, detail="该 slug 已被其他文章使用")
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for key, val in req.model_dump().items():
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setattr(blog, key, val)
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db.commit()
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db.refresh(blog)
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return BlogResponse.model_validate(blog)
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@router.delete("/{blog_id}")
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def delete_blog(blog_id: int, db: Session = Depends(get_db)):
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blog = db.query(Blog).get(blog_id)
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if not blog:
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raise HTTPException(status_code=404, detail="文章不存在")
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db.delete(blog)
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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_blogs(ids: list[int], db: Session = Depends(get_db)):
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for i, bid in enumerate(ids):
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db.query(Blog).filter(Blog.id == bid).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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