1d312e5ff6
- Created FastAPI application with SQLite database - Implemented models for inventory items, categories, suppliers, and transactions - Added authentication system with JWT tokens - Implemented CRUD operations for all models - Set up Alembic for database migrations - Added comprehensive API documentation - Configured Ruff for code linting
52 lines
1.4 KiB
Python
52 lines
1.4 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 JWTError, jwt
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from sqlalchemy.orm import Session
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from app.core.config import settings
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from app.db.session import SessionLocal
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from app.models.user import User
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from app.schemas.token import TokenPayload
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl=f"{settings.API_V1_STR}/auth/login")
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def get_db() -> Generator:
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"""
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Get a database session as a dependency for routes.
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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), token: str = Depends(oauth2_scheme)
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) -> User:
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"""
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Get the current user based on the JWT token.
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"""
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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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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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username: str = payload.get("sub")
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if username is None:
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raise credentials_exception
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token_data = TokenPayload(username=username)
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except JWTError:
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raise credentials_exception
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user = db.query(User).filter(User.username == token_data.username).first()
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if user is None:
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raise credentials_exception
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return user |