64 lines
1.7 KiB
Python
64 lines
1.7 KiB
Python
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"""
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依赖注入
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"""
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from typing import Generator, Optional
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from fastapi import Depends, HTTPException, status
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from fastapi.security import OAuth2PasswordBearer
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from sqlalchemy.orm import Session
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from ..core.database import get_db
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from ..core.security import verify_token
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from ..models.user import User, UserRole
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/auth/login")
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def get_current_user(
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db: Session = Depends(get_db),
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token: str = Depends(oauth2_scheme)
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) -> User:
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"""
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获取当前登录用户
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"""
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credentials_exception = HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Could not validate credentials",
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headers={"WWW-Authenticate": "Bearer"},
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)
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user_id = verify_token(token)
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if user_id is None:
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raise credentials_exception
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user = db.query(User).filter(User.id == int(user_id)).first()
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if user is None:
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raise credentials_exception
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if not user.is_active:
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raise HTTPException(status_code=400, detail="Inactive user")
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return user
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def get_current_admin(current_user: User = Depends(get_current_user)) -> User:
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"""
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获取当前管理员用户
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"""
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if current_user.role != UserRole.ADMIN:
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raise HTTPException(
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status_code=status.HTTP_403_FORBIDDEN,
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detail="Not enough permissions"
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)
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return current_user
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def get_current_streamer(current_user: User = Depends(get_current_user)) -> User:
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"""
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获取当前主播用户
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"""
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if current_user.role not in [UserRole.STREAMER, UserRole.ADMIN]:
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raise HTTPException(
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status_code=status.HTTP_403_FORBIDDEN,
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detail="Not a streamer"
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)
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return current_user
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