30 lines
882 B
Python
30 lines
882 B
Python
"""FastAPI 依赖：数据库 session、当前登录用户。"""
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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.ext.asyncio import AsyncSession
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from app.db import get_db
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from app.models.user import User
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from app.services.security import decode_access_token
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/auth/login")
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_CRED_EXC = HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="无效或过期的凭证",
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headers={"WWW-Authenticate": "Bearer"},
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)
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async def get_current_user(
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token: str = Depends(oauth2_scheme),
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db: AsyncSession = Depends(get_db),
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) -> User:
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user_id = decode_access_token(token)
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if not user_id:
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raise _CRED_EXC
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user = await db.get(User, user_id)
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if user is None or not user.is_active:
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raise _CRED_EXC
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return user
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