"""Daemon Handler.
This will check if the service is in
JWT Enable list or not. and accordingly
returns authorization"""

from daemonJwtHandler import config
from daemonJwtHandler.constants import auth
from daemonJwtHandler.logic.jwt_services import JwtServices


def daemon_handler(service_name):
    """This will check if the service is in
    JWT Enable list or not. and accordingly
    returns authorization   
    Keyword arguments:
    argument -- service name which daemon is calling
    Return: JWT token or None
    """
    if config.ENVIRONMENT != config.ENVIRONMENT_DEV:
        jwtInstance = JwtServices.getInstance()
        jwtServicesCacheList = jwtInstance.getCache(
            auth.JWT_ENABLED_SERVICES_SECRET_KEY)
        jwt_token = jwtInstance.getCache(auth.JWT_SECRET_KEY)
        if jwtServicesCacheList and (service_name in jwtServicesCacheList):
            authorization = auth.AUTHORIZATION_FORMAT.format(
                jwt_token=jwt_token)
        else:
            authorization = None

        return authorization