import os
from functools import wraps

import requests

BASE_SERVER_URL = os.environ.get("DEVCHAT_IDE_SERVICE_URL", "http://localhost:3000")


def rpc_call(f):
    @wraps(f)
    def wrapper(*args, **kwargs):
        if os.environ.get("DEVCHAT_IDE_SERVICE_URL", "") == "":
            # maybe in a test, user don't want to mock services functions
            return

        try:
            function_name = f.__name__
            url = f"{BASE_SERVER_URL}/{function_name}"

            data = dict(zip(f.__code__.co_varnames, args))
            data.update(kwargs)
            headers = {"Content-Type": "application/json"}

            response = requests.post(url, json=data, headers=headers)

            if response.status_code != 200:
                raise Exception(f"Server error: {response.status_code}")

            response_data = response.json()
            if "error" in response_data:
                raise Exception(f"Server returned an error: {response_data['error']}")
            return response_data.get("result", None)
        except ConnectionError as err:
            # TODO
            raise err

    return wrapper


def rpc_method(f):
    """
    Decorator for Service methods
    """

    @wraps(f)
    def wrapper(self, *args, **kwargs):
        if os.environ.get("DEVCHAT_IDE_SERVICE_URL", "") == "":
            # maybe in a test, user don't want to mock services functions
            return

        try:
            function_name = f.__name__
            url = f"{BASE_SERVER_URL}/{function_name}"

            data = dict(zip(f.__code__.co_varnames[1:], args))  # Exclude "self"
            data.update(kwargs)
            headers = {"Content-Type": "application/json"}

            response = requests.post(url, json=data, headers=headers)

            if response.status_code != 200:
                raise Exception(f"Server error: {response.status_code}")

            response_data = response.json()
            if "error" in response_data:
                raise Exception(f"Server returned an error: {response_data['error']}")

            # Store the result in the _result attribute of the instance
            self._result = response_data.get("result", None)
            return f(self, *args, **kwargs)

        except ConnectionError as err:
            # TODO
            raise err

    return wrapper