# -*- coding: utf-8 -*-

from square.api_helper import APIHelper
from square.http.api_response import ApiResponse
from square.api.base_api import BaseApi
from square.http.auth.o_auth_2 import OAuth2


class CheckoutApi(BaseApi):

    """A Controller to access Endpoints in the square API."""

    def __init__(self, config, call_back=None):
        super(CheckoutApi, self).__init__(config, call_back)

    def create_checkout(self,
                        location_id,
                        body):
        """Does a POST request to /v2/locations/{location_id}/checkouts.

        Links a `checkoutId` to a `checkout_page_url` that customers are
        directed to in order to provide their payment information using a
        payment processing workflow hosted on connect.squareup.com.

        Args:
            location_id (string): The ID of the business location to associate
                the checkout with.
            body (CreateCheckoutRequest): An object containing the fields to
                POST for the request.  See the corresponding object definition
                for field details.

        Returns:
            ApiResponse: An object with the response value as well as other
                useful information such as status codes and headers. Success

        Raises:
            APIException: When an error occurs while fetching the data from
                the remote API. This exception includes the HTTP Response
                code, an error message, and the HTTP body that was received in
                the request.

        """

        # Prepare query URL
        _url_path = '/v2/locations/{location_id}/checkouts'
        _url_path = APIHelper.append_url_with_template_parameters(_url_path, {
            'location_id': {'value': location_id, 'encode': True}
        })
        _query_builder = self.config.get_base_uri()
        _query_builder += _url_path
        _query_url = APIHelper.clean_url(_query_builder)

        # Prepare headers
        _headers = {
            'accept': 'application/json',
            'Content-Type': 'application/json'
        }

        # Prepare and execute request
        _request = self.config.http_client.post(_query_url, headers=_headers, parameters=APIHelper.json_serialize(body))
        OAuth2.apply(self.config, _request)
        _response = self.execute_request(_request)

        decoded = APIHelper.json_deserialize(_response.text)
        if type(decoded) is dict:
            _errors = decoded.get('errors')
        else:
            _errors = None
        _result = ApiResponse(_response, body=decoded, errors=_errors)
        return _result