1/** 2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16import { Log } from '../utils/Log'; 17import { amsMissionManager }from '../manager/AmsMissionManager'; 18 19const TAG = 'RecentMissionsModel'; 20 21/** 22 * Recent missions data model. 23 */ 24export class RecentMissionsModel { 25 26 private constructor() { 27 } 28 29 /** 30 * Return an instance of RecentMissionsModel. 31 * 32 * @return {object} the model. 33 */ 34 static getInstance(): RecentMissionsModel { 35 if (globalThis.RecentMissionsModelInstance == null) { 36 globalThis.RecentMissionsModelInstance = new RecentMissionsModel(); 37 } 38 return globalThis.RecentMissionsModelInstance; 39 } 40 41 /** 42 * Get recent missions list. 43 * 44 * @return {Array} the missions list. 45 */ 46 async getRecentMissionsList() { 47 Log.showInfo(TAG, 'getRecentMissionsList start'); 48 const recentMissionsList = await amsMissionManager.getRecentMissionsList(); 49 Log.showInfo(TAG, `getRecentMissionsList length: ${recentMissionsList.length}`); 50 return recentMissionsList; 51 } 52}