import os
from fastapi import Depends, HTTPException, Security
from fastapi.security import APIKeyHeader
from starlette.status import HTTP_403_FORBIDDEN
from dotenv import load_dotenv

load_dotenv()

API_KEY = os.getenv("IGNIS_API_KEY")
API_KEY_NAME = "X-API-Key"
api_key_header = APIKeyHeader(name=API_KEY_NAME, auto_error=False)


async def verify_token(header_value: str = Depends(api_key_header)):
    if not API_KEY:
        return None
    if header_value == API_KEY:
        return header_value
    raise HTTPException(
        status_code=HTTP_403_FORBIDDEN, detail="Could not validate credentials"
    )