103 lines
3.5 KiB
Python
103 lines
3.5 KiB
Python
"""Authentication endpoints."""
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from datetime import timedelta
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from fastapi import APIRouter, Depends, HTTPException, status
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from fastapi.security import OAuth2PasswordBearer, OAuth2PasswordRequestForm
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from sqlalchemy.orm import Session
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from app.core.database import get_db
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from app.core.security import verify_password, create_access_token, decode_access_token
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from app.core.config import settings
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from app.models.user import User
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from app.schemas.auth import Token
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from app.schemas.user import UserCreate, UserResponse
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router = APIRouter()
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/v1/auth/login")
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def get_current_user(token: str = Depends(oauth2_scheme), db: Session = Depends(get_db)) -> User:
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"""Get the current authenticated user."""
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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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payload = decode_access_token(token)
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if payload is None:
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raise credentials_exception
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username: str = payload.get("sub")
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if username is None:
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raise credentials_exception
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user = db.query(User).filter(User.username == username).first()
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if user is None:
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raise credentials_exception
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return user
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@router.post("/register", response_model=UserResponse, status_code=status.HTTP_201_CREATED)
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async def register(user_data: UserCreate, db: Session = Depends(get_db)):
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"""Register a new user."""
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# Check if username already exists
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if db.query(User).filter(User.username == user_data.username).first():
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raise HTTPException(
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status_code=status.HTTP_400_BAD_REQUEST,
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detail="Username already registered"
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)
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# Check if email already exists
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if db.query(User).filter(User.email == user_data.email).first():
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raise HTTPException(
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status_code=status.HTTP_400_BAD_REQUEST,
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detail="Email already registered"
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)
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# Create new user
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from app.core.security import get_password_hash
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db_user = User(
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username=user_data.username,
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email=user_data.email,
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full_name=user_data.full_name,
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hashed_password=get_password_hash(user_data.password),
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is_active=True,
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is_admin=False
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)
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db.add(db_user)
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db.commit()
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db.refresh(db_user)
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return db_user
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@router.post("/login", response_model=Token)
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async def login(form_data: OAuth2PasswordRequestForm = Depends(), db: Session = Depends(get_db)):
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"""Login and get access token."""
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user = db.query(User).filter(User.username == form_data.username).first()
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if not user or not verify_password(form_data.password, user.hashed_password):
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Incorrect username or password",
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headers={"WWW-Authenticate": "Bearer"},
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)
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if not user.is_active:
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raise HTTPException(
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status_code=status.HTTP_400_BAD_REQUEST,
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detail="Inactive user"
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)
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access_token_expires = timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES)
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access_token = create_access_token(
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data={"sub": user.username},
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expires_delta=access_token_expires
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)
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return {"access_token": access_token, "token_type": "bearer"}
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@router.get("/me", response_model=UserResponse)
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async def get_current_user_info(current_user: User = Depends(get_current_user)):
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"""Get current user information."""
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return current_user
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