1 /*
2  * Copyright (C) 2021 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package com.android.car.settings.datetime;
17 
18 import static android.os.UserManager.DISALLOW_CONFIG_DATE_TIME;
19 
20 import static com.android.car.settings.common.PreferenceController.AVAILABLE;
21 import static com.android.car.settings.common.PreferenceController.AVAILABLE_FOR_VIEWING;
22 import static com.android.car.settings.enterprise.ActionDisabledByAdminDialogFragment.DISABLED_BY_ADMIN_CONFIRM_DIALOG_TAG;
23 import static com.android.car.settings.enterprise.EnterpriseUtils.hasUserRestrictionByDpm;
24 
25 import android.content.Context;
26 import android.os.UserManager;
27 import android.widget.Toast;
28 
29 import com.android.car.settings.R;
30 import com.android.car.settings.common.FragmentController;
31 import com.android.car.settings.enterprise.EnterpriseUtils;
32 
33 /**
34  * Generic helper methods for this package.
35  */
36  // TODO(b/186905050): add unit tests for this class and {@code PreferenceController} that uses
37  // this class's methods.
38 public final class DatetimeUtils {
39 
40     /**
41      * Returns {@code PreferenceController.AVAILABLE_FOR_VIEWING} when there is
42      * {@code DISALLOW_CONFIG_DATE_TIME} on the user. Otherwise, returns
43      * {@code PreferenceController.AVAILABLE}.
44      */
getAvailabilityStatus(Context context)45     public static int getAvailabilityStatus(Context context) {
46         if (context.getSystemService(UserManager.class)
47                 .hasUserRestriction(DISALLOW_CONFIG_DATE_TIME)) {
48             return AVAILABLE_FOR_VIEWING;
49         }
50         return AVAILABLE;
51     }
52 
53     /**
54      * Shows {@code ActionDisabledByAdminDialog} when the action is disallowed by
55      * a device owner or a profile owner. Otherwise, a {@code Toast} will be shwon to inform the
56      * user that the action is disabled.
57      */
runClickableWhileDisabled(Context context, FragmentController fragmentController)58     public static void runClickableWhileDisabled(Context context,
59             FragmentController fragmentController) {
60         if (hasUserRestrictionByDpm(context, DISALLOW_CONFIG_DATE_TIME)) {
61             showActionDisabledByAdminDialog(context, fragmentController);
62         } else {
63             Toast.makeText(context, context.getString(R.string.action_unavailable),
64                     Toast.LENGTH_LONG).show();
65         }
66     }
67 
showActionDisabledByAdminDialog(Context context, FragmentController fragmentController)68     private static void showActionDisabledByAdminDialog(Context context,
69             FragmentController fragmentController) {
70         fragmentController.showDialog(
71                 EnterpriseUtils.getActionDisabledByAdminDialog(context,
72                         DISALLOW_CONFIG_DATE_TIME),
73                 DISABLED_BY_ADMIN_CONFIRM_DIALOG_TAG);
74     }
75 
DatetimeUtils()76     private DatetimeUtils() {
77         throw new UnsupportedOperationException("Provides only static methods");
78     }
79 }
80