51 lines
1.6 KiB
Python

from typing import Optional
from fastapi import Depends, HTTPException, status
from fastapi.security import OAuth2PasswordBearer
from jose import jwt, JWTError
from pydantic import ValidationError
from sqlalchemy.orm import Session
from app.core.config import settings
from app.core.security import verify_password
from app.db.session import get_db
from app.models.user import User
from app.schemas.token import TokenPayload
oauth2_scheme = OAuth2PasswordBearer(tokenUrl=f"{settings.API_V1_PREFIX}/auth/login")
def get_current_user(
db: Session = Depends(get_db), token: str = Depends(oauth2_scheme)
) -> User:
try:
payload = jwt.decode(
token, settings.SECRET_KEY, algorithms=[settings.ALGORITHM]
)
token_data = TokenPayload(**payload)
except (JWTError, ValidationError):
raise HTTPException(
status_code=status.HTTP_403_FORBIDDEN,
detail="Could not validate credentials",
)
user = db.query(User).filter(User.id == token_data.sub).first()
if not user:
raise HTTPException(status_code=404, detail="User not found")
return user
def get_current_active_user(
current_user: User = Depends(get_current_user),
) -> User:
if not current_user.is_active:
raise HTTPException(status_code=400, detail="Inactive user")
return current_user
def authenticate_user(db: Session, email: str, password: str) -> Optional[User]:
user = db.query(User).filter(User.email == email).first()
if not user:
return None
if not verify_password(password, user.password):
return None
return user