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"""Authentication module"""
import bcrypt
from typing import Optional
from fastapi import HTTPException, Security
from fastapi.security import HTTPBearer, HTTPAuthorizationCredentials
from .config import config
security = HTTPBearer()
class AuthManager:
"""Authentication manager"""
@staticmethod
def verify_api_key(api_key: str) -> bool:
"""Verify API key"""
return api_key == config.api_key
@staticmethod
def verify_admin(username: str, password: str) -> bool:
"""Verify admin credentials"""
# Compare with current config (which may be from database or config file)
return username == config.admin_username and password == config.admin_password
@staticmethod
def hash_password(password: str) -> str:
"""Hash password"""
return bcrypt.hashpw(password.encode(), bcrypt.gensalt()).decode()
@staticmethod
def verify_password(password: str, hashed: str) -> bool:
"""Verify password"""
return bcrypt.checkpw(password.encode(), hashed.encode())
async def verify_api_key_header(credentials: HTTPAuthorizationCredentials = Security(security)) -> str:
"""Verify API key from Authorization header"""
api_key = credentials.credentials
if not AuthManager.verify_api_key(api_key):
raise HTTPException(status_code=401, detail="Invalid API key")
return api_key
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