marketing-email-client.js

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/**
 * A client to talk to the basket marketing email server
 */
'use strict';

define([
  'lib/xhr',
  'lib/marketing-email-errors'
], function (xhr, MarketingEmailErrors) {

  function MarketingEmailClient(options) {
    options = options || {};

    var self = this;

    self._xhr = options.xhr || xhr;
    self._baseUrl = options.baseUrl;
    self._preferencesUrl = options.preferencesUrl;
  }

  MarketingEmailClient.prototype = {
    _request: function (method, endpoint, accessToken, data) {
      var url = this._baseUrl + endpoint;

      return this._xhr.oauthAjax({
        url: url,
        type: method,
        accessToken: accessToken,
        data: data
      })
      .fail(function (xhr) {
        var respJSON = xhr.responseJSON;
        if (respJSON && ! ('errno' in respJSON) && respJSON.code) {
          // the basket API returns code instead of errno. Convert.
          respJSON.errno = respJSON.code;
        }

        throw MarketingEmailErrors.normalizeXHRError(xhr);
      });
    },

    fetch: function (accessToken) {
      var self = this;
      return this._request('get', '/lookup-user', accessToken)
        .then(function (response) {
          // TODO
          // I would prefer to place this into the MarketingEmailPrefs model
          // but doing so required passing around the preferencesUrl to lots of
          // irrelevant classes.
          if (response.token) {
            response.preferencesUrl = self._preferencesUrl + response.token;
          }

          return response;
        });
    },

    optIn: function (accessToken, newsletterId) {
      return this._request('post', '/subscribe', accessToken, {
        newsletters: newsletterId
      });
    },

    optOut: function (accessToken, newsletterId) {
      return this._request('post', '/unsubscribe', accessToken, {
        newsletters: newsletterId
      });
    }
  };

  return MarketingEmailClient;
});