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 */
15import BasicDataSource from './BasicDataSource';
16import type { FavoriteBean } from '../bean/FavoriteBean';
17import { FavoriteListBean } from '../bean/FavoriteListBean';
18import { HiLog } from '../../../../../../common/src/main/ets/util/HiLog';
19import { ArrayUtil } from '../../../../../../common/src/main/ets/util/ArrayUtil';
20
21const TAG = 'FavoriteDataSource ';
22
23export default class FavoriteDataSource extends BasicDataSource {
24  private favoriteList: FavoriteBean[] = [];
25
26  public totalCount(): number {
27    return this.favoriteList.length;
28  }
29
30  public getFavoriteList(): FavoriteBean[] {
31    return this.favoriteList;
32  }
33
34  public getData(index: number): FavoriteListBean {
35    if (ArrayUtil.isEmpty(this.favoriteList) || index >= this.favoriteList.length) {
36      HiLog.i(TAG, 'getData contactlist is empty');
37      return null;
38    } else {
39      let favorite: FavoriteBean = this.favoriteList[index];
40      let preContact: FavoriteBean = this.favoriteList[index - 1];
41      let addContact: FavoriteBean = this.favoriteList[index + 1];
42      let showIndex: boolean = (index === 0 || !(favorite.namePrefix === preContact.namePrefix));
43      let showDivider: boolean = false;
44      if (index < this.favoriteList.length - 1) {
45        showDivider = !addContact.isUsuallyShow;
46      } else {
47        showDivider = false;
48      }
49      return new FavoriteListBean(index, showIndex, showDivider, favorite, null);
50    }
51  }
52
53  public refresh(favoriteList: FavoriteBean[]): void {
54    HiLog.i(TAG, 'refresh!');
55    this.favoriteList = favoriteList;
56    this.notifyDataReload();
57  }
58}