/**
 * @license
 * Copyright (C) 2019 The Android Open Source Project
 *
 * 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.
 */
(function(window) {
  'use strict';

  if (window.GrGroupSuggestionsProvider) {
    return;
  }

  class GrGroupSuggestionsProvider {
    constructor(restAPI) {
      this._restAPI = restAPI;
    }

    getSuggestions(input) {
      return this._restAPI.getSuggestedGroups(`${input}`)
          .then(groups => {
            if (!groups) { return []; }
            const keys = Object.keys(groups);
            return keys.map(key => {
              return Object.assign({}, groups[key], {name: key});
            });
          });
    }

    makeSuggestionItem(suggestion) {
      return {name: suggestion.name,
        value: {group: {name: suggestion.name, id: suggestion.id}}};
    }
  }

  window.GrGroupSuggestionsProvider = GrGroupSuggestionsProvider;
})(window);