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1/*
2 * Copyright (c) 2025 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 { BasePermissionStrategy } from '../base/BasePermissionStrategy';
17import { Permission, PermissionGroup, ButtonStatus, PermissionOption } from '../model/definition';
18import { CallerAppInfo, PermissionGroupConfig } from '../model/typedef';
19import Constants from '../utils/constant';
20
21const fuzzyMarks = [Constants.LOCATION_FUZZY, Constants.LOCATION_BOTH_FUZZY, Constants.LOCATION_BOTH_PRECISE];
22const preciseMarks = [Constants.LOCATION_UPGRADE, Constants.LOCATION_BOTH_PRECISE];
23const groupConfig: PermissionGroupConfig = new PermissionGroupConfig({
24  groupName: PermissionGroup.LOCATION,
25  permissions: [Permission.LOCATION_IN_BACKGROUND, Permission.APPROXIMATELY_LOCATION, Permission.LOCATION],
26  icon: $r('app.media.ic_public_gps'),
27  title: '',
28  reason: '',
29  buttonList: []
30})
31
32export class LocationStrategy extends BasePermissionStrategy {
33  public override getPermissionGroupConfig(): PermissionGroupConfig {
34    return groupConfig;
35  }
36
37  public override getGroupTitle(appName: string, locationFlag: number): ResourceStr {
38    if (locationFlag == Constants.LOCATION_FUZZY) {
39      return $r('app.string.access_general_location', appName);
40    }
41    if (locationFlag == Constants.LOCATION_UPGRADE) {
42      return $r('app.string.fuzzy_to_exact', appName);
43    }
44    return $r('app.string.group_label_location', appName);
45  }
46
47  public override getButtonList(): ButtonStatus[] {
48    return [ButtonStatus.ALLOW_ONLY_DURING_USE, ButtonStatus.ALLOW_THIS_TIME, ButtonStatus.CANCEL];
49  }
50
51  public override grantHandle(
52    permission: Permission, callerAppInfo: CallerAppInfo, locationFlag: number, buttonStatus: ButtonStatus
53  ): PermissionOption {
54    let opt: PermissionOption = PermissionOption.SKIP;
55    if (permission === Permission.APPROXIMATELY_LOCATION) {
56      opt = this.handleFuzzyLocationGrant(callerAppInfo, locationFlag, buttonStatus);
57    } else if (permission === Permission.LOCATION) {
58      opt = this.handlePreciseLocationGrant(callerAppInfo, locationFlag, buttonStatus);
59    } else {
60      opt = PermissionOption.SKIP;
61    }
62    return opt;
63  }
64
65  public override denyHandle(
66    permission: Permission, callerAppInfo: CallerAppInfo, locationFlag: number, buttonStatus: ButtonStatus
67  ): PermissionOption {
68    let opt: PermissionOption = PermissionOption.REVOKE;
69    if ((locationFlag === Constants.LOCATION_UPGRADE) && (permission !== Permission.LOCATION)) {
70      opt = PermissionOption.SKIP;
71    }
72    return opt;
73  }
74
75  private handleFuzzyLocationGrant(
76    callerAppInfo: CallerAppInfo, locationFlag: number, buttonStatus: ButtonStatus
77  ): PermissionOption {
78    if (fuzzyMarks.includes(locationFlag)) {
79      return PermissionOption.GRANT;
80    } else {
81      return PermissionOption.SKIP;
82    }
83  }
84
85  private handlePreciseLocationGrant(
86    callerAppInfo: CallerAppInfo, locationFlag: number, buttonStatus: ButtonStatus
87  ): PermissionOption {
88    if (preciseMarks.includes(locationFlag)) {
89      return PermissionOption.GRANT;
90    } else {
91      return PermissionOption.SKIP;
92    }
93  }
94
95}