53 lines
1.7 KiB
Python
53 lines
1.7 KiB
Python
"""Authentication service for business logic."""
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from typing import Optional
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from sqlalchemy.orm import Session
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from backend.models.user import User
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from backend import auth
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from backend.schemas.user import UserCreate
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class AuthService:
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"""Service for authentication operations."""
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@staticmethod
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def register_user(db: Session, user_data: UserCreate) -> User:
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"""Register a new user."""
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db_user = db.query(User).filter(
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User.username == user_data.username
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).first()
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if db_user:
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raise ValueError("Username already registered")
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hashed_password = auth.get_password_hash(user_data.password)
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new_user = models.User(
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username=user_data.username,
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hashed_password=hashed_password
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)
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db.add(new_user)
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db.commit()
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db.refresh(new_user)
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return new_user
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@staticmethod
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def authenticate_user(db: Session, username: str, password: str) -> Optional[User]:
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"""Authenticate a user with username and password."""
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user = db.query(User).filter(
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User.username == username
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).first()
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if not user or not auth.verify_password(password, user.hashed_password):
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return None
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return user
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@staticmethod
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def create_access_token(username: str) -> str:
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"""Create a JWT access token for a user."""
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from datetime import timedelta
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from backend.core.config import settings
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access_token_expires = timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES)
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access_token = auth.create_access_token(
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data={"sub": username},
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expires_delta=access_token_expires
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)
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return access_token
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