import functools
import requests
from odoo import http
from odoo.tools import config

RESPONSE = {
    "success": 1,
    "message": "OK",
}


def verified(permission):
    oauth_url = config["oauth_url"]
    oauth_realm = config["oauth_realm"]
    url = f"{oauth_url}/realms/{oauth_realm}/protocol/openid-connect/token"
    grant_type = "urn:ietf:params:oauth:grant-type:uma-ticket"
    def decorator(func):

        @functools.wraps(func)
        def wrapper(self, *args, **kwargs):
            authorization = http.request.httprequest.headers.get("Authorization")

            if not authorization:
                response = RESPONSE.copy()
                response.update(
                    {
                        "success": 0,
                        "message": "No Authorization Bearer Provided!"
                    }
                )
                return response

            payload = {
                "grant_type": grant_type,
                "audience": oauth_realm,
                "permission": permission
            }
            files = []
            headers = {
                'Authorization': authorization
            }

            res = requests.request("POST", url, headers=headers, data=payload, files=files)
            if not (res.status_code == 200 and 'access_token' in res.json()):
                response = RESPONSE.copy()
                response.update(
                    {
                        "success": 0,
                        "message": res.text
                    }
                )
                return response
            return func(self, *args, **kwargs)
        return wrapper
    return decorator