/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */

/* global FxaModuleUI */

'use strict';

/*
 * FxaModuleManager is in charge of communication with the core of
 * FxAccounts, sending the info retrieved during the process if the
 * process was succeeded.
 */

var FxaModuleManager = {
  paramsRetrieved: null,
  init: function fxamm_init() {
    // Some FxA UI flows require us to get some data from the platform, like
    // the account information. This data is given by FxAccountsUI in the form
    // of URL query parameters.
    var hash = window.location.hash.split('?');
    var flow = hash[0].replace('#', '');
    if (hash.length > 1) {
      var queryParams = hash[1].split('&');
      for (var i = 0; i < queryParams.length; i++) {
        var param = queryParams[i].split('=');
        if (param.length != 2) {
          console.warning('Wrong query parameter');
          continue;
        }
        this.setParam(param[0], param[1]);
      }
    }
    FxaModuleUI.init(flow);
  },
  setParam: function fxamm_setParam(key, value) {
    if (!this.paramsRetrieved) {
      this.paramsRetrieved = {};
    }
    this.paramsRetrieved[key] = value;
  },
  done: function fxamm_done() {
    window.parent.FxAccountsUI.done(FxaModuleManager.paramsRetrieved);
  },
  close: function fxamm_close(error) {
    // If there is no params retrieved, or the flow is not complete ()
    if (!this.paramsRetrieved ||
        !this.paramsRetrieved.done) {
      window.parent.FxAccountsUI.error(error);
      return;
    }
    window.parent.FxAccountsUI.done(this.paramsRetrieved);
  }
};

window.addEventListener('load', function managerLoaded() {
  window.removeEventListener('load', managerLoaded);
  FxaModuleManager.init();
});