b8143c43e4
- Set up project structure and FastAPI application - Create database models for users, products, and inventory - Configure SQLAlchemy and Alembic for database management - Implement JWT authentication - Create API endpoints for user, product, and inventory management - Add admin-only routes and authorization middleware - Add health check endpoint - Update README with documentation - Lint and fix code issues
115 lines
2.7 KiB
Python
115 lines
2.7 KiB
Python
from typing import Generator
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from fastapi import Depends, HTTPException, status
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from fastapi.security import OAuth2PasswordBearer
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from jose import jwt
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from pydantic import ValidationError
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from sqlalchemy.orm import Session
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from app import crud, models, schemas
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from app.core.config import settings
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from app.db.session import SessionLocal
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# OAuth2 token URL
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oauth2_scheme = OAuth2PasswordBearer(
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tokenUrl=f"{settings.API_V1_STR}/auth/login"
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)
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def get_db() -> Generator:
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"""
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Get a database session.
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Yields:
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Generator: A database session.
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"""
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db = SessionLocal()
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try:
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yield db
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finally:
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db.close()
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def get_current_user(
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db: Session = Depends(get_db),
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token: str = Depends(oauth2_scheme)
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) -> models.User:
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"""
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Get the current authenticated user.
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Args:
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db: Database session
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token: JWT token
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Returns:
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User: The current user
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Raises:
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HTTPException: If authentication fails
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"""
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try:
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payload = jwt.decode(
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token, settings.SECRET_KEY, algorithms=[settings.ALGORITHM]
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)
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token_data = schemas.TokenPayload(**payload)
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except (jwt.JWTError, ValidationError) as err:
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raise 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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) from err
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user = crud.user.get_by_id(db, user_id=token_data.sub)
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if not user:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND,
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detail="User not found"
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)
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return user
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def get_current_active_user(
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current_user: models.User = Depends(get_current_user),
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) -> models.User:
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"""
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Get the current active user.
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Args:
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current_user: Current user
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Returns:
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User: The current active user
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Raises:
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HTTPException: If the user is inactive
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"""
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if not crud.user.is_active(current_user):
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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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return current_user
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def get_current_admin_user(
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current_user: models.User = Depends(get_current_user),
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) -> models.User:
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"""
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Get the current admin user.
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Args:
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current_user: Current user
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Returns:
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User: The current admin user
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Raises:
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HTTPException: If the user is not an admin
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"""
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if not crud.user.is_admin(current_user):
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raise HTTPException(
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status_code=status.HTTP_403_FORBIDDEN,
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detail="Not enough permissions"
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)
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return current_user |