170 lines
5.1 KiB
Python
170 lines
5.1 KiB
Python
"""Authentication routes"""
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from datetime import timedelta
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from fastapi import APIRouter, Depends, status, HTTPException
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from fastapi.security import OAuth2PasswordBearer, OAuth2PasswordRequestForm
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from sqlalchemy.orm import Session
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from pydantic import BaseModel
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from luxx.database import get_db
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from luxx.models import User
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from luxx.utils.helpers import (
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hash_password,
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verify_password,
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create_access_token,
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decode_access_token,
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success_response,
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error_response
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)
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router = APIRouter(prefix="/auth", tags=["Authentication"])
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/auth/login")
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class UserRegister(BaseModel):
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"""User registration model"""
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username: str
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email: str | None = None
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password: str
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class UserLogin(BaseModel):
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"""User login model"""
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username: str
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password: str
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class UserResponse(BaseModel):
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"""User response model"""
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id: int
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username: str
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email: str | None
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role: str
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permission_level: int
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class UserPermissionUpdate(BaseModel):
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"""User permission update model"""
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permission_level: int
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class TokenResponse(BaseModel):
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"""Token response model"""
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access_token: str
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token_type: str
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def get_current_user(
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token: str = Depends(oauth2_scheme),
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db: Session = Depends(get_db)
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) -> User:
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"""Get current user"""
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payload = decode_access_token(token)
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if not payload:
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raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="Invalid token")
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user_id = payload.get("sub")
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if not user_id:
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raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="Invalid token")
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user = db.query(User).filter(User.id == int(user_id)).first()
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if not user:
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raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="User not found")
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return user
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def require_admin(current_user: User = Depends(get_current_user)) -> User:
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"""Require admin role"""
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if current_user.permission_level < 4:
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raise HTTPException(status_code=status.HTTP_403_FORBIDDEN, detail="Admin permission required")
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return current_user
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@router.post("/register", response_model=dict)
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def register(user_data: UserRegister, db: Session = Depends(get_db)):
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"""User registration"""
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existing_user = db.query(User).filter(User.username == user_data.username).first()
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if existing_user:
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return error_response("Username already exists", 400)
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if user_data.email:
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existing_email = db.query(User).filter(User.email == user_data.email).first()
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if existing_email:
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return error_response("Email already registered", 400)
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password_hash = hash_password(user_data.password)
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user = User(
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username=user_data.username,
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email=user_data.email,
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password_hash=password_hash
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)
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db.add(user)
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db.commit()
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db.refresh(user)
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return success_response(
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data={"id": user.id, "username": user.username},
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message="Registration successful"
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)
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@router.post("/login", response_model=dict)
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def login(user_data: UserLogin, db: Session = Depends(get_db)):
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"""User login"""
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user = db.query(User).filter(User.username == user_data.username).first()
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if not user or not verify_password(user_data.password, user.password_hash or ""):
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return error_response("Invalid username or password", 401)
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if not user.is_active:
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return error_response("User account is disabled", 403)
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access_token = create_access_token(
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data={"sub": str(user.id)},
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expires_delta=timedelta(days=7)
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)
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return success_response(
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data={
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"access_token": access_token,
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"token_type": "bearer",
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"user": user.to_dict()
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},
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message="Login successful"
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)
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@router.post("/logout")
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def logout(current_user: User = Depends(get_current_user)):
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"""User logout (client should delete token)"""
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return success_response(message="Logout successful")
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@router.get("/me", response_model=dict)
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def get_me(current_user: User = Depends(get_current_user)):
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"""Get current user info"""
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return success_response(data=current_user.to_dict())
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@router.get("/users", response_model=dict)
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def get_users(admin_user: User = Depends(require_admin), db: Session = Depends(get_db)):
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"""Get all users (admin only)"""
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users = db.query(User).all()
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return success_response(data={"users": [u.to_dict() for u in users]})
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@router.put("/users/{user_id}", response_model=dict)
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def update_user(user_id: int, data: UserPermissionUpdate, admin_user: User = Depends(require_admin), db: Session = Depends(get_db)):
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"""Update user permission level (admin only)"""
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user = db.query(User).filter(User.id == user_id).first()
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if not user:
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return error_response("User not found", 404)
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# Validate permission level
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if data.permission_level < 1 or data.permission_level > 4:
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return error_response("Invalid permission level (1-4)", 400)
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user.permission_level = data.permission_level
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db.commit()
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return success_response(data=user.to_dict(), message="User permission updated")
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