刘涛 8c0a5f489d Initial commit: hulai admin API backend
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-03-22 22:01:23 +08:00

75 行
2.7 KiB
Python

from __future__ import annotations
from fastapi import APIRouter, Depends, HTTPException, Query
from sqlalchemy.orm import Session
from sqlalchemy import func as sqlfunc
from app.database import get_db
from app.auth import get_current_user
from app.models.blog import Blog
from app.schemas.blog import BlogSchema, BlogResponse, BlogListResponse
router = APIRouter(prefix="/api/blog", tags=["博客文章"], dependencies=[Depends(get_current_user)])
@router.get("/", response_model=BlogListResponse)
def list_blogs(
page: int = Query(1, ge=1),
page_size: int = Query(20, ge=1, le=100),
keyword: str = Query("", description="搜索关键词"),
db: Session = Depends(get_db),
):
query = db.query(Blog)
if keyword:
query = query.filter(Blog.title.contains(keyword) | Blog.summary.contains(keyword))
total = query.count()
items = query.order_by(Blog.sort_order, Blog.id.desc()).offset((page - 1) * page_size).limit(page_size).all()
return BlogListResponse(
items=[BlogResponse.model_validate(b) for b in items],
total=total,
)
@router.post("/", response_model=BlogResponse, status_code=201)
def create_blog(req: BlogSchema, db: Session = Depends(get_db)):
if db.query(Blog).filter(Blog.slug == req.slug).first():
raise HTTPException(status_code=400, detail="该 slug 已存在")
max_order = db.query(sqlfunc.max(Blog.sort_order)).scalar() or 0
blog = Blog(**req.model_dump(), sort_order=max_order + 1)
db.add(blog)
db.commit()
db.refresh(blog)
return BlogResponse.model_validate(blog)
@router.put("/{blog_id}", response_model=BlogResponse)
def update_blog(blog_id: int, req: BlogSchema, db: Session = Depends(get_db)):
blog = db.query(Blog).get(blog_id)
if not blog:
raise HTTPException(status_code=404, detail="文章不存在")
existing = db.query(Blog).filter(Blog.slug == req.slug, Blog.id != blog_id).first()
if existing:
raise HTTPException(status_code=400, detail="该 slug 已被其他文章使用")
for key, val in req.model_dump().items():
setattr(blog, key, val)
db.commit()
db.refresh(blog)
return BlogResponse.model_validate(blog)
@router.delete("/{blog_id}")
def delete_blog(blog_id: int, db: Session = Depends(get_db)):
blog = db.query(Blog).get(blog_id)
if not blog:
raise HTTPException(status_code=404, detail="文章不存在")
db.delete(blog)
db.commit()
return {"message": "删除成功"}
@router.put("/reorder/batch")
def reorder_blogs(ids: list[int], db: Session = Depends(get_db)):
for i, bid in enumerate(ids):
db.query(Blog).filter(Blog.id == bid).update({"sort_order": i})
db.commit()
return {"message": "排序更新成功"}