AppClone: Add preference to display new page Cloned Apps

Also adds a faeture flag and controller class for this page.
UX path: Apps > Cloned Apps

Bug: 249916503
Bug: 248235441
Test: manual
Test: make RunSettingsRoboTests -j30 ROBOTEST_FILTER=AppsPreferenceControllerTest
Test: make RunSettingsRoboTests -j30 ROBOTEST_FILTER=ClonedAppsPreferenceControllerTest
Change-Id: I2f68f4365ce08481c7db7bfdda4fdffc369321a9

AndroidManifest.xml

@@ -3492,6 +3492,18 @@
                        android:value="@string/menu_key_notifications"/>
         </activity>
 
+        <!-- Displays a list of apps available for cloning on the device -->
+        <activity android:name=".Settings$ClonedAppsListActivity"
+                  android:label="@string/cloned_apps_dashboard_title"
+                  android:exported="true">
+            <intent-filter android:priority="1">
+                <action android:name="android.settings.MANAGE_CLONED_APPS_SETTINGS" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+            <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
+                       android:value="com.android.settings.applications.manageapplications.ManageApplications" />
+        </activity>
+
         <!-- Application-level notification settings page, same as above but only accessible
              internally from system server -->
         <activity android:name="Settings$NotificationReviewPermissionsActivity"

res/values/strings.xml

@@ -6986,6 +6986,8 @@
     <!-- Title for setting tile leading to setting UI which allows user set default app to
     handle actions such as open web page, making phone calls, default SMS apps [CHAR  LIMIT=40]-->
     <string name="app_default_dashboard_title">Default apps</string>
+    <!-- Title for setting tile leading to App Clones menu under the Apps page [CHAR LIMIT=40] -->
+    <string name="cloned_apps_dashboard_title">Cloned Apps</string>
     <!-- Summary text for system preference title, showing important setting items under system setting [CHAR LIMIT=NONE]-->
     <string name="system_dashboard_summary">Languages, gestures, time, backup</string>
     <!-- Summary text for language preference title, showing important setting items under language setting [CHAR LIMIT=NONE]-->

res/xml/apps.xml

@@ -62,6 +62,18 @@
         <intent android:action="android.settings.MANAGE_DEFAULT_APPS_SETTINGS"/>
     </Preference>
 
+    <Preference
+        android:key="cloned_apps"
+        android:title="@string/cloned_apps_dashboard_title"
+        android:order="-995"
+        settings:controller="com.android.settings.applications.ClonedAppsPreferenceController"
+        android:fragment="com.android.settings.applications.manageapplications.ManageApplications">
+        <extra
+            android:name="classname"
+            android:value="com.android.settings.Settings$ClonedAppsListActivity"/>
+        <intent android:action="android.settings.MANAGE_CLONED_APPS_SETTINGS"/>
+    </Preference>
+
     <PreferenceCategory
         android:key="dashboard_tile_placeholder"
         android:order="10"/>

src/com/android/settings/Settings.java

@@ -312,6 +312,8 @@ public class Settings extends SettingsActivity {
     public static class AppBubbleNotificationSettingsActivity extends SettingsActivity { /* empty */ }
     public static class NotificationAssistantSettingsActivity extends SettingsActivity{ /* empty */ }
     public static class NotificationAppListActivity extends SettingsActivity { /* empty */ }
+    /** Activity to manage Cloned Apps page */
+    public static class ClonedAppsListActivity extends SettingsActivity { /* empty */ }
     public static class NotificationReviewPermissionsActivity extends SettingsActivity { /* empty */ }
     public static class AppNotificationSettingsActivity extends SettingsActivity { /* empty */ }
     public static class ChannelNotificationSettingsActivity extends SettingsActivity { /* empty */ }

src/com/android/settings/applications/ClonedAppsPreferenceController.java

@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.applications;
+
+import static com.android.settings.core.SettingsUIDeviceConfig.CLONED_APPS_ENABLED;
+
+import android.content.Context;
+import android.provider.DeviceConfig;
+
+import com.android.settings.core.BasePreferenceController;
+
+/**
+ * A preference controller handling the logic for updating the summary of cloned apps.
+ */
+public class ClonedAppsPreferenceController extends BasePreferenceController {
+
+    public ClonedAppsPreferenceController(Context context, String preferenceKey) {
+        super(context, preferenceKey);
+    }
+
+    @Override
+    public CharSequence getSummary() {
+        // todo(b/249916469): Update summary once we have mechanism of allowlisting available
+        //  for cloned apps.
+        return null;
+    }
+    @Override
+    public int getAvailabilityStatus() {
+        return DeviceConfig.getBoolean(DeviceConfig.NAMESPACE_SETTINGS_UI,
+                CLONED_APPS_ENABLED, false) ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
+    }
+}

src/com/android/settings/core/SettingsUIDeviceConfig.java

@@ -42,4 +42,9 @@ public class SettingsUIDeviceConfig {
      * {@code true} whether or not event_log for generic actions is enabled. Default is true.
      */
     public static final String GENERIC_EVENT_LOGGING_ENABLED = "event_logging_enabled";
+
+    /**
+     * {@code true} if Cloned Apps menu is available in Apps page. Default is false.
+     */
+    public static final String CLONED_APPS_ENABLED = "cloned_apps_enabled";
 }

tests/robotests/src/com/android/settings/applications/ClonedAppsPreferenceControllerTest.java

@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.applications;
+
+import static android.provider.DeviceConfig.NAMESPACE_SETTINGS_UI;
+
+import static com.android.settings.core.BasePreferenceController.AVAILABLE;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.spy;
+
+import android.content.Context;
+import android.provider.DeviceConfig;
+
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.settings.core.SettingsUIDeviceConfig;
+import com.android.settings.testutils.shadow.ShadowDeviceConfig;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.annotation.Config;
+
+@RunWith(RobolectricTestRunner.class)
+@Config(shadows = {ShadowDeviceConfig.class})
+public class ClonedAppsPreferenceControllerTest {
+
+    private ClonedAppsPreferenceController mController;
+    private static final String KEY = "key";
+    private Context mContext;
+
+    @Before
+    public void setUp() {
+        mContext = spy(ApplicationProvider.getApplicationContext());
+        mController = new ClonedAppsPreferenceController(mContext, KEY);
+    }
+
+    @Test
+    public void getAvailabilityStatus_featureNotEnabled_shouldNotReturnAvailable() {
+        DeviceConfig.setProperty(NAMESPACE_SETTINGS_UI, SettingsUIDeviceConfig.CLONED_APPS_ENABLED,
+                "false", true /* makeDefault */);
+
+        assertThat(mController.getAvailabilityStatus()).isNotEqualTo(AVAILABLE);
+    }
+
+    @Test
+    public void getAvailabilityStatus_featureEnabled_shouldReturnAvailable() {
+        DeviceConfig.setProperty(NAMESPACE_SETTINGS_UI, SettingsUIDeviceConfig.CLONED_APPS_ENABLED,
+                "true", true /* makeDefault */);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
+    }
+
+}