/*
 * Copyright 2016 Resin.io
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

'use strict';

module.exports = function($uibModal, $q) {

  let modal = null;

  /**
   * @summary Open the drive selector widget
   * @function
   * @public
   *
   * @fulfil {(Object|Undefined)} - selected drive
   * @returns {Promise}
   *
   * @example
   * DriveSelectorService.open().then((drive) => {
   *   console.log(drive);
   * });
   */
  this.open = () => {
    modal = $uibModal.open({
      animation: true,
      templateUrl: './components/drive-selector/templates/drive-selector-modal.tpl.html',
      controller: 'DriveSelectorController as modal',
      size: 'sm'
    });

    return modal.result;
  };

  /**
   * @summary Close the drive selector widget
   * @function
   * @public
   *
   * @fulfil {Undefined}
   * @returns {Promise}
   *
   * @example
   * DriveSelectorService.close();
   */
  this.close = () => {

    if (modal) {
      return modal.dismiss();
    }

    // Resolve `undefined` if the modal
    // was already closed for consistency
    return $q.resolve();

  };

};
