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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 BasicDataSource from './BasicDataSource';
16import { ContactVo } from './ContactVo';
17import { HiLog } from '../../../../../../common/src/main/ets/util/HiLog';
18import { ArrayUtil } from '../../../../../../common/src/main/ets/util/ArrayUtil';
19
20const TAG = 'BatchSelectContactSource';
21
22export default class BatchSelectContactSource extends BasicDataSource {
23    private contactList: ContactVo[] = [];
24
25    public totalCount(): number {
26        return this.contactList.length;
27    }
28
29    public getData(index: number): any {
30        if (ArrayUtil.isEmpty(this.contactList) || index >= this.contactList.length) {
31            HiLog.i(TAG, 'getData contactlist is empty');
32            return null;
33        } else {
34            let contact: ContactVo = this.contactList[index];
35            let preContact: ContactVo = this.contactList[index - 1];
36            let showIndex: boolean = (index == 0 || !(contact.namePrefix === preContact.namePrefix));
37            let showDivifer: boolean = false;
38            if (index < this.contactList.length - 1) {
39                let nextContact: any = this.contactList[index + 1];
40                showDivifer = (contact.namePrefix === nextContact.namePrefix);
41            } else {
42                showDivifer = false;
43            }
44            return {
45                showIndex: showIndex,
46                showDivifer: showDivifer,
47                contact: contact,
48                index: index
49            };
50        }
51    }
52
53    public refresh(contactList: ContactVo[]) {
54        HiLog.i(TAG, ' refresh!');
55        this.contactList = contactList;
56        this.notifyDataReload();
57    }
58}