Merge "Show a 'permission missing' message in Screen Attention settings." into qt-r1-dev

am: 9fb76d02bb

Change-Id: I4131b9f13778ccb1c05ff60a94ebfc49a02319cf

res/values/strings.xml

@@ -2832,6 +2832,10 @@
     <string name="adaptive_sleep_summary_on">On / Screen won\u2019t turn off if you\u2019re looking at it</string>
     <!-- Setting option summary when adaptive sleep is off [CHAR LIMIT=NONE] -->
     <string name="adaptive_sleep_summary_off">Off</string>
+    <!-- adaptive_sleep settings screen, title about the required permission is missing [CHAR LIMIT=NONE]-->
+    <string name="adaptive_sleep_title_no_permission">Camera access needed</string>
+    <!-- adaptive_sleep settings screen, subtitle when permission is missing [CHAR LIMIT=NONE]-->
+    <string name="adaptive_sleep_summary_no_permission">Tap to manage permissions for Device Personalization Services</string>
     <!-- Description about the feature adaptive sleep [CHAR LIMIT=NONE]-->
     <string name="adaptive_sleep_description">Prevents your screen from turning off if you\u2019re looking at it</string>
     <!-- Description feature's privacy sensitive details to make sure users understand what feature users, what it saves/sends etc [CHAR LIMIT=NONE]-->

src/com/android/settings/display/AdaptiveSleepDetailPreferenceController.java

@@ -21,8 +21,11 @@ import android.content.Context;
 import androidx.preference.Preference;
 
 public class AdaptiveSleepDetailPreferenceController extends AdaptiveSleepPreferenceController {
+    private final Context mContext;
+
     public AdaptiveSleepDetailPreferenceController(Context context, String key) {
         super(context, key);
+        mContext = context;
     }
 
     @Override
@@ -42,6 +45,7 @@ public class AdaptiveSleepDetailPreferenceController extends AdaptiveSleepPrefer
     @Override
     public void updateState(Preference preference) {
         super.updateState(preference);
-        preference.setEnabled(super.hasSufficientPermissions);
+        preference.setEnabled(AdaptiveSleepPreferenceController.hasSufficientPermission(
+                mContext.getPackageManager()));
     }
 }

src/com/android/settings/display/AdaptiveSleepPreferenceController.java

@@ -29,7 +29,7 @@ public class AdaptiveSleepPreferenceController extends TogglePreferenceControlle
     private static final String SYSTEM_KEY = ADAPTIVE_SLEEP;
     private static final int DEFAULT_VALUE = 0;
 
-    final boolean hasSufficientPermissions;
+    private final boolean hasSufficientPermissions;
 
     public AdaptiveSleepPreferenceController(Context context, String key) {
         super(context, key);
@@ -71,7 +71,7 @@ public class AdaptiveSleepPreferenceController extends TogglePreferenceControlle
                 : UNSUPPORTED_ON_DEVICE;
     }
 
-    private static boolean hasSufficientPermission(PackageManager packageManager) {
+    static boolean hasSufficientPermission(PackageManager packageManager) {
         final String attentionPackage = packageManager.getAttentionServicePackageName();
         return attentionPackage != null && packageManager.checkPermission(
                 Manifest.permission.CAMERA, attentionPackage) == PackageManager.PERMISSION_GRANTED;

src/com/android/settings/display/AdaptiveSleepSettings.java

@@ -16,16 +16,21 @@
 
 package com.android.settings.display;
 
+import static com.android.settings.display.AdaptiveSleepPreferenceController.hasSufficientPermission;
 import static com.android.settings.homepage.contextualcards.slices.ContextualAdaptiveSleepSlice.PREF;
 import static com.android.settings.homepage.contextualcards.slices.ContextualAdaptiveSleepSlice.PREF_KEY_INTERACTED;
 
 import android.app.settings.SettingsEnums;
 import android.content.Context;
-import android.content.SharedPreferences;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.net.Uri;
 import android.os.Bundle;
 import android.provider.SearchIndexableResource;
-import android.util.Log;
 
+import androidx.preference.Preference;
+
+import com.android.internal.annotations.VisibleForTesting;
 import com.android.settings.R;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.search.BaseSearchIndexProvider;
@@ -39,23 +44,45 @@ import java.util.List;
 public class AdaptiveSleepSettings extends DashboardFragment {
 
     private static final String TAG = "AdaptiveSleepSettings";
+    private Context mContext;
+    private String mPackageName;
+    private PackageManager mPackageManager;
+
+    @VisibleForTesting
+    Preference mPermissionRequiredPreference;
 
     @Override
     public void onCreate(Bundle icicle) {
         super.onCreate(icicle);
         final FooterPreference footerPreference =
                 mFooterPreferenceMixin.createFooterPreference();
-        final Context context = getContext();
+        mContext = getContext();
+        mPermissionRequiredPreference = createPermissionMissionPreference();
 
         footerPreference.setIcon(R.drawable.ic_privacy_shield_24dp);
         footerPreference.setTitle(R.string.adaptive_sleep_privacy);
 
-        context.getSharedPreferences(PREF, Context.MODE_PRIVATE)
+        getPreferenceScreen().addPreference(mPermissionRequiredPreference);
+        mPermissionRequiredPreference.setVisible(false);
+        mPackageManager = mContext.getPackageManager();
+        mPackageName = mPackageManager.getAttentionServicePackageName();
+        mContext.getSharedPreferences(PREF, Context.MODE_PRIVATE)
                 .edit()
                 .putBoolean(PREF_KEY_INTERACTED, true)
                 .apply();
     }
 
+    @Override
+    public void onResume() {
+        super.onResume();
+        if (!hasSufficientPermission(mPackageManager)) {
+            mPermissionRequiredPreference.setVisible(true);
+        }
+        else {
+            mPermissionRequiredPreference.setVisible(false);
+        }
+    }
+
     @Override
     protected int getPreferenceScreenResId() {
         return R.xml.adaptive_sleep_detail;
@@ -86,4 +113,29 @@ public class AdaptiveSleepSettings extends DashboardFragment {
                     return Arrays.asList(sir);
                 }
             };
+
+    private Preference createPermissionMissionPreference() {
+        Preference preference = new Preference(mContext, null);
+        preference.setIcon(R.drawable.ic_info_outline_24);
+        // Makes sure it's above the toggle.
+        preference.setOrder(1);
+        preference.setPersistent(true);
+        preference.setTitle(R.string.adaptive_sleep_title_no_permission);
+        preference.setSummary(R.string.adaptive_sleep_summary_no_permission);
+        preference.setOnPreferenceClickListener(p -> {
+            final Intent intent = new Intent(
+                    android.provider.Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
+            intent.setData(Uri.parse("package:" + mPackageName));
+            mContext.startActivity(intent);
+            return true;
+        });
+        return preference;
+    }
+
+    @VisibleForTesting
+    void setupForTesting(PackageManager packageManager, Context context) {
+        mContext = context;
+        mPackageManager = packageManager;
+        mPermissionRequiredPreference = createPermissionMissionPreference();
+    }
 }

tests/robotests/src/com/android/settings/display/AdaptiveSleepSettingsTest.java

@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2019 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.display;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.spy;
+
+import android.Manifest;
+import android.content.Context;
+import android.content.pm.PackageManager;
+
+import androidx.preference.PreferenceScreen;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+@RunWith(RobolectricTestRunner.class)
+public class AdaptiveSleepSettingsTest {
+    private AdaptiveSleepSettings mSettings;
+    private static final String PACKAGE_NAME = "package_name";
+    @Mock
+    private PackageManager mPackageManager;
+    @Mock
+    private PreferenceScreen mScreen;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        Context context = RuntimeEnvironment.application;
+        mSettings = spy(new AdaptiveSleepSettings());
+
+        doReturn(PACKAGE_NAME).when(mPackageManager).getAttentionServicePackageName();
+        doReturn(PackageManager.PERMISSION_GRANTED).when(mPackageManager).checkPermission(
+                Manifest.permission.CAMERA, PACKAGE_NAME);
+        doReturn(mScreen).when(mSettings).getPreferenceScreen();
+
+        mSettings.setupForTesting(mPackageManager, context);
+        mSettings.onAttach(context);
+
+    }
+
+    @Test
+    public void onResume_hasPermission_preferenceInvisible() {
+        mSettings.onResume();
+
+        assertThat(mSettings.mPermissionRequiredPreference.isVisible()).isFalse();
+    }
+
+    @Test
+    public void onResume_noPermission_preferenceVisible() {
+        doReturn(PackageManager.PERMISSION_DENIED).when(mPackageManager).checkPermission(
+                Manifest.permission.CAMERA, PACKAGE_NAME);
+
+        mSettings.onResume();
+
+        assertThat(mSettings.mPermissionRequiredPreference.isVisible()).isTrue();
+    }
+}