1/* 2 * Copyright (c) 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 FormExtension from '@ohos.app.form.FormExtensionAbility'; 17import { Log } from '@ohos/base/src/main/ets/utils/Log'; 18import { FormControllerManager } from './controller/FormControllerManager'; 19import { FormController } from './controller/FormController'; 20import { Constants } from './common/Constants'; 21import mediaModel from '@ohos/base/src/main/ets/model/MediaModel'; 22import DataStoreUtil from '@ohos/base/src/main/ets/utils/DataStoreUtil'; 23 24export default class FormAbility extends FormExtension { 25 private TAG: string = 'FormAbility'; 26 onAddForm(want) { 27 Log.info(this.TAG, `form onAddForm. want ${JSON.stringify(want)}`); 28 this.init(); 29 let param = want.parameters; 30 let formId = param['ohos.extra.param.key.form_identity']; 31 Log.info(this.TAG, `form onAddForm formId: ${formId}`); 32 let formControllerManager: FormControllerManager = FormControllerManager.getInstance(); 33 formControllerManager.initData(formId, Constants.PHOTOS_FORM_OPERATION_MODE_NONE).then(() => { 34 let formController: FormController = formControllerManager.getController(formId); 35 Log.info(this.TAG, `form onAddForm. formController ${formController}`); 36 formController = (formController == null) ? formControllerManager.createFormController(formId, 37 Constants.PHOTOS_FORM_OPERATION_MODE_NONE) : formController; 38 if (formController == null) { 39 Log.error(this.TAG, `Get null controller. formId: ${formId}`); 40 return null; 41 } 42 return formController.bindFormData(formId); 43 }).catch((err) => { 44 Log.error(this.TAG, `init err ${err}`); 45 }) 46 return null; 47 } 48 49 onCastToNormalForm(formId) { 50 Log.info(this.TAG, `onCastToNormalForm, formId: ${formId}`); 51 } 52 53 onUpdateForm(formId) { 54 Log.info(this.TAG, `onUpdateForm, formId: ${formId} context ${JSON.stringify(this.context)}`); 55 // 经常起来后可能直接走onUpdate， 所以要初始化一下 56 this.init(); 57 let formControllerManager: FormControllerManager = FormControllerManager.getInstance(); 58 formControllerManager.updateController(formId); 59 } 60 61 onChangeFormVisibility(newStatus) { 62 Log.info(this.TAG, `onChangeFormVisibility, newStatus: ${JSON.stringify(newStatus)}`); 63 // 经常起来后可能直接走onChangeFormVisibility， 所以要初始化一下 64 this.init(); 65 this.clearCache(newStatus); 66 } 67 68 private async clearCache(newStatus) { 69 try { 70 let dataStore = DataStoreUtil.getInstance(); 71 await dataStore.removeCache(); 72 let formControllerManager: FormControllerManager = FormControllerManager.getInstance(); 73 for (let key in newStatus) { 74 Log.info(this.TAG, `onVisibilityChange, key:${key} value ${newStatus[key]}`); 75 let formId = key; 76 formControllerManager.initData(formId, Constants.PHOTOS_FORM_OPERATION_MODE_NONE); 77 } 78 } catch (err) { 79 Log.error(this.TAG, `clearCache err:` + JSON.stringify(err)); 80 } 81 } 82 83 onFormEvent(formId, message) { 84 Log.info(this.TAG, `onFormEvent, formId: ${formId}, message: ${message}`); 85 // 经常起来后可能直接走onEvent， 所以要初始化一下 86 this.init(); 87 let formControllerManager: FormControllerManager = FormControllerManager.getInstance(); 88 formControllerManager.onEvent(formId, message); 89 } 90 91 onRemoveForm(formId) { 92 Log.info(this.TAG, `onRemoveForm, formId: ${formId}`); 93 // 经常起来后可能直接走onDestroy， 所以要初始化一下 94 this.init(); 95 let formControllerManager: FormControllerManager = FormControllerManager.getInstance(); 96 formControllerManager.destroyController(formId); 97 } 98 99 private init() { 100 mediaModel.onCreate(this.context); 101 globalThis.appContext = this.context; 102 } 103};