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 */
15import { StringUtil } from '../../../../../common/src/main/ets/util/StringUtil';
16import { HiLog } from '../../../../../common/src/main/ets/util/HiLog';
17import call from '@ohos.telephony.call';
18
19const TAG = 'TelecomService';
20
21export default class TelecomService {
22  private static sInstance: TelecomService;
23
24  public static getInstance(): TelecomService {
25    HiLog.i(TAG, 'getInstance start !');
26    if (TelecomService.sInstance == null) {
27      HiLog.i(TAG, 'getInstance init ');
28      TelecomService.sInstance = new TelecomService();
29    }
30    return TelecomService.sInstance;
31  }
32
33  /**
34   * dial number
35   *
36   * @param phoneNum telephone number
37   * @param options DialOptions Look @ohos.telephony.call.d.ts
38   * @param callback dail callback data:is emergency   err：failure  value：result
39   */
40  async dial(phoneNum: string, options: call.DialOptions, callback) {
41    HiLog.i(TAG, 'dial start ');
42    if (StringUtil.isEmpty(phoneNum)) {
43      HiLog.i(TAG, 'dial phoneNum is empty ');
44      return;
45    }
46    let num: string = StringUtil.removeSpace(phoneNum);
47    call.dial(num, options, (err, value) => {
48      callback(value);
49      if (err) {
50        HiLog.e(TAG, 'dial finish err: ' + JSON.stringify(err.message));
51        return;
52      }
53      HiLog.i(TAG, 'dial finish value: ' + JSON.stringify(value));
54    });
55  }
56}