AgendaTasks/backend/app/auth/dependencies.py
m3mo 911f192c38 Add JWT-based user authentication to backend
- Create User model with bcrypt password hashing
- Add auth routes: register, login, refresh, me
- Implement JWT access and refresh tokens
- Add get_current_user dependency for protected routes
- Update Task model with user_id foreign key for data isolation
- Update TaskService to filter tasks by authenticated user
- Add auth configuration (secret key, token expiry)
2026-02-02 22:57:38 +01:00

47 lines
1.3 KiB
Python

from fastapi import Depends, HTTPException, status
from fastapi.security import HTTPBearer, HTTPAuthorizationCredentials
from sqlalchemy.orm import Session
from ..db import get_db
from .models import User
from .utils import decode_token
security = HTTPBearer()
def get_current_user(
credentials: HTTPAuthorizationCredentials = Depends(security),
db: Session = Depends(get_db),
) -> User:
token = credentials.credentials
payload = decode_token(token)
if payload is None:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail="Invalid or expired token",
headers={"WWW-Authenticate": "Bearer"},
)
if payload.get("type") != "access":
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail="Invalid token type",
)
user_id = payload.get("sub")
if user_id is None:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail="Invalid token payload",
)
user = db.query(User).filter(User.id == user_id).first()
if user is None:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail="User not found",
)
return user