"""Wrap requests functions with monads."""
import requests
from pymonad.either import Left, Right, Either

SUCCESS_CODES = (200, 201, 202, 203, 204, 205, 206, 207, 208, 226)

def get(url, params=None, **kwargs) -> Either:
    """
    A wrapper around `requests.get` function.

    Takes the same arguments as `requests.get`.

    :rtype: pymonad.either.Either
    """
    try:
        resp = requests.get(url, params=params, **kwargs)
        if resp.status_code in SUCCESS_CODES:
            return Right(resp.json())
        return Left(resp)
    except requests.exceptions.RequestException as exc:
        return Left(exc)


def post(url, data=None, json=None, **kwargs) -> Either:
    """
    A wrapper around `requests.post` function.

    Takes the same arguments as `requests.post`.

    :rtype: pymonad.either.Either
    """
    try:
        resp = requests.post(url, data=data, json=json, **kwargs)
        if resp.status_code in SUCCESS_CODES:
            return Right(resp.json())
        return Left(resp)
    except requests.exceptions.RequestException as exc:
        return Left(exc)