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 { ThreadWorkerGlobalScope, MessageEvents } from '@ohos.worker';
17import DataWorkerWrapper, { DataWorkerTask } from './DataWorkerWrapper'
18import WorkerWrapper, { WorkerMessage } from './base/WorkerWrapper'
19import WorkerTask from './base/WorkerTask'
20import HiLog from '../utils/HiLog';
21
22const TAG = 'WorkFactory'
23
24export enum WorkerType {
25  DataWorker,
26}
27
28export default class WorkFactory {
29  /**
30   * Get the Task for worker
31   *
32   * @param workerPort ThreadWorkerGlobalScope
33   * @param message worker message data
34   * @return WorkerTask for the message
35   */
36  static getTask(workerPort: ThreadWorkerGlobalScope, message: MessageEvents): WorkerTask {
37    let data = <WorkerMessage> message.data;
38    let type = data.type;
39    HiLog.i(TAG, `getTask in ${WorkerType[type]}.`)
40    let task: WorkerTask = null;
41    if (type == WorkerType.DataWorker) {
42      HiLog.w(TAG, 'getTask ' + type);
43      task = DataWorkerTask.getInstance(workerPort);
44    }
45    HiLog.w(TAG, 'getTask end')
46    return task;
47  }
48
49  /**
50   * Get the Worker Wrapper obj
51   *
52   * @param type WorkerType
53   * @return WorkerWrapper for the WorkerType
54   */
55  static getWorker(type: WorkerType): WorkerWrapper {
56    HiLog.i(TAG, `getWorker in ${WorkerType[type]}.`)
57    let worker: WorkerWrapper = null;
58    if (type == WorkerType.DataWorker) {
59      HiLog.w(TAG, 'getWorker ' + type)
60      worker = DataWorkerWrapper.getInstance();
61    }
62    HiLog.w(TAG, 'getWorker end')
63    return worker;
64  }
65}