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150 lines
4.2 KiB
150 lines
4.2 KiB
"""
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用户权限系统 - API路由
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"""
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from fastapi import APIRouter, Depends, HTTPException, status
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from fastapi.security import HTTPBearer, HTTPAuthorizationCredentials
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from sqlalchemy.orm import Session
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from pydantic import BaseModel
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from datetime import datetime
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from typing import Optional
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from app.database import get_db
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from app.user_models import User
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from app import auth_service
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router = APIRouter(prefix="/auth", tags=["用户认证"])
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security = HTTPBearer()
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# 请求模型
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class LoginRequest(BaseModel):
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username: str
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password: str
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class LoginResponse(BaseModel):
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success: bool
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token: Optional[str] = None
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user: Optional[dict] = None
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message: Optional[str] = None
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class UserInfo(BaseModel):
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id: int
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username: str
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role: str
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email: Optional[str]
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# 登录接口
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@router.post("/login", response_model=LoginResponse)
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def login(request: LoginRequest, db: Session = Depends(get_db)):
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"""用户登录"""
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user = auth_service.authenticate_user(db, request.username, request.password)
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if not user:
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return LoginResponse(
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success=False,
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message="用户名或密码错误"
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)
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# 创建会话
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token = auth_service.create_session(db, user.id)
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auth_service.update_last_login(db, user)
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return LoginResponse(
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success=True,
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token=token,
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user={
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"id": user.id,
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"username": user.username,
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"role": user.role,
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"email": user.email
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},
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message="登录成功"
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)
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# 登出接口
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@router.post("/logout")
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def logout(credentials: HTTPAuthorizationCredentials = Depends(security), db: Session = Depends(get_db)):
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"""用户登出"""
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auth_service.invalidate_session(db, credentials.credentials)
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return {"success": True, "message": "已登出"}
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# 验证令牌接口
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@router.get("/verify")
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def verify_token(credentials: HTTPAuthorizationCredentials = Depends(security), db: Session = Depends(get_db)):
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"""验证用户令牌"""
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user = auth_service.validate_session(db, credentials.credentials)
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if not user:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="无效的会话令牌"
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)
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return {
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"success": True,
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"user": {
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"id": user.id,
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"username": user.username,
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"role": user.role,
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"email": user.email,
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"last_login": user.last_login.isoformat() if user.last_login else None
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}
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}
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# 获取当前用户信息
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@router.get("/me")
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def get_current_user(credentials: HTTPAuthorizationCredentials = Depends(security), db: Session = Depends(get_db)):
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"""获取当前用户信息"""
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user = auth_service.validate_session(db, credentials.credentials)
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if not user:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="无效的会话令牌"
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)
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return {
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"id": user.id,
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"username": user.username,
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"role": user.role,
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"email": user.email,
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"is_active": user.is_active,
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"created_at": user.created_at.isoformat(),
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"last_login": user.last_login.isoformat() if user.last_login else None
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}
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# 依赖注入：验证用户已登录
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def get_current_user_dependency(credentials: HTTPAuthorizationCredentials = Depends(security), db: Session = Depends(get_db)):
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"""依赖注入：获取当前用户"""
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user = auth_service.validate_session(db, credentials.credentials)
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if not user:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="请先登录"
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)
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return user
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# 依赖注入：仅管理员可访问
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def require_admin(credentials: HTTPAuthorizationCredentials = Depends(security), db: Session = Depends(get_db)):
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"""依赖注入：验证管理员权限"""
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user = auth_service.validate_session(db, credentials.credentials)
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if not user:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="请先登录"
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)
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if user.role != 'admin':
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raise HTTPException(
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status_code=status.HTTP_403_FORBIDDEN,
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detail="需要管理员权限"
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)
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return user
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