1/*
2 * Copyright (c) 2023 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
16/**
17 * @file: registerSimStateApi
18 */
19import observer from '@ohos.telephony.observer';
20import LogUtils from '../common/utils/LogUtils';
21import sim from '@ohos.telephony.sim';
22
23const TAG = 'registerSimStateAPi';
24
25/**
26 * Monitor the SIM card status
27 *
28 * @param {function} callBack - call-back
29 * @param {string} slotId - card The slot id
30 */
31export function registerSimStateChange(slotId, callBack) {
32  return observer.on('simStateChange', {
33    slotId: slotId
34  }, (callStateInfo) => {
35    LogUtils.i(TAG, 'registerSimStateChange: then ' + JSON.stringify(callStateInfo));
36    callBack(callStateInfo);
37    return callStateInfo;
38  });
39}
40
41export function getMaxSimCount() {
42  return sim.getMaxSimCount();
43}
44