Merge "Add link to more app settings"
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 44df9df..645a826 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -8024,6 +8024,8 @@
     <string name="notif_listener_excluded_app_summary">Change settings for each app that sends notifications</string>
     <string name="notif_listener_excluded_app_screen_title">Apps shown on device</string>
     <string name="notif_listener_not_migrated">This app doesn\u2019t support enhanced settings</string>
+    <string name="notif_listener_more_settings">More settings</string>
+    <string name="notif_listener_more_settings_desc">More settings are available inside this app</string>
 
     <!-- Title for managing VR (virtual reality) helper services. [CHAR LIMIT=50] -->
     <string name="vr_listeners_title">VR helper services</string>
diff --git a/res/xml/notification_access_permission_details.xml b/res/xml/notification_access_permission_details.xml
index 9867b6d..32a79e8 100644
--- a/res/xml/notification_access_permission_details.xml
+++ b/res/xml/notification_access_permission_details.xml
@@ -64,6 +64,12 @@
         settings:searchable="false"
         settings:controller="com.android.settings.applications.specialaccess.notificationaccess.BridgedAppsLinkPreferenceController" />
 
+    <Preference
+        android:key="more_settings"
+        android:title="@string/notif_listener_more_settings"
+        android:summary="@string/notif_listener_more_settings_desc"
+        settings:controller="com.android.settings.applications.specialaccess.notificationaccess.MoreSettingsPreferenceController" />
+
     <com.android.settingslib.widget.FooterPreference
         android:key="notif_listener_not_migrated"
         android:title="@string/notif_listener_not_migrated"
diff --git a/src/com/android/settings/applications/specialaccess/notificationaccess/MoreSettingsPreferenceController.java b/src/com/android/settings/applications/specialaccess/notificationaccess/MoreSettingsPreferenceController.java
new file mode 100644
index 0000000..a1ae3a4
--- /dev/null
+++ b/src/com/android/settings/applications/specialaccess/notificationaccess/MoreSettingsPreferenceController.java
@@ -0,0 +1,79 @@
+/*
+ * 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.specialaccess.notificationaccess;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.service.notification.NotificationListenerService;
+
+import androidx.preference.Preference;
+
+import com.android.settings.core.BasePreferenceController;
+
+import java.util.List;
+
+/**
+ * Controls link to reach more preference settings inside the app.
+ */
+public class MoreSettingsPreferenceController extends BasePreferenceController {
+
+    private static final String TAG = "MoreSettingsPrefContr";
+    private static final String KEY_MORE_SETTINGS = "more_settings";
+
+    PackageManager mPm;
+    String mPackage;
+    int mUserId;
+    Intent mIntent = new Intent(Intent.ACTION_MAIN)
+            .addCategory(NotificationListenerService.INTENT_CATEGORY_SETTINGS_HOME);
+
+    public MoreSettingsPreferenceController(Context context) {
+        super(context, KEY_MORE_SETTINGS);
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        final List<ResolveInfo> resolveInfos = mPm.queryIntentActivities(
+                mIntent,
+                PackageManager.ResolveInfoFlags.of(0));
+        if (resolveInfos == null || resolveInfos.isEmpty()) {
+            return CONDITIONALLY_UNAVAILABLE;
+        }
+        return AVAILABLE;
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return KEY_MORE_SETTINGS;
+    }
+
+    public MoreSettingsPreferenceController setPackageManager(PackageManager pm) {
+        mPm = pm;
+        return this;
+    }
+
+    public MoreSettingsPreferenceController setPackage(String pkg) {
+        mPackage = pkg;
+        mIntent.setPackage(mPackage);
+        return this;
+    }
+
+    public void updateState(Preference preference) {
+        preference.setIntent(mIntent);
+    }
+}
diff --git a/src/com/android/settings/applications/specialaccess/notificationaccess/NotificationAccessDetails.java b/src/com/android/settings/applications/specialaccess/notificationaccess/NotificationAccessDetails.java
index e6feebb..531fb22 100644
--- a/src/com/android/settings/applications/specialaccess/notificationaccess/NotificationAccessDetails.java
+++ b/src/com/android/settings/applications/specialaccess/notificationaccess/NotificationAccessDetails.java
@@ -124,6 +124,9 @@
                 .setCn(mComponentName)
                 .setUserId(mUserId)
                 .setTargetSdk(listenerTargetSdk);
+        use(MoreSettingsPreferenceController.class)
+                .setPackage(mComponentName.getPackageName())
+                .setPackageManager(mPm);
         final int finalListenerTargetSdk = listenerTargetSdk;
         getPreferenceControllers().forEach(controllers -> {
             controllers.forEach(controller -> {
diff --git a/tests/unit/src/com/android/settings/applications/specialaccess/notificationaccess/MoreSettingsPreferenceControllerTest.java b/tests/unit/src/com/android/settings/applications/specialaccess/notificationaccess/MoreSettingsPreferenceControllerTest.java
new file mode 100644
index 0000000..503af46
--- /dev/null
+++ b/tests/unit/src/com/android/settings/applications/specialaccess/notificationaccess/MoreSettingsPreferenceControllerTest.java
@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 2020 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.specialaccess.notificationaccess;
+
+import static com.android.settings.core.BasePreferenceController.AVAILABLE;
+import static com.android.settings.core.BasePreferenceController.CONDITIONALLY_UNAVAILABLE;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.service.notification.NotificationListenerService;
+
+import androidx.preference.Preference;
+import androidx.test.core.app.ApplicationProvider;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import com.google.common.collect.ImmutableList;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+@RunWith(AndroidJUnit4.class)
+public class MoreSettingsPreferenceControllerTest {
+
+    Context mContext;
+    private MoreSettingsPreferenceController mController;
+    @Mock
+    PackageManager mPm;
+    final String mPkg = "pkg";
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mContext = ApplicationProvider.getApplicationContext();
+
+        mController = new MoreSettingsPreferenceController(mContext);
+        mController.setPackage(mPkg);
+        mController.setPackageManager(mPm);
+
+    }
+
+    @Test
+    public void getAvailabilityStatus_available() {
+        ArgumentCaptor<Intent> captor = ArgumentCaptor.forClass(Intent.class);
+        when(mPm.queryIntentActivities(captor.capture(), any())).thenReturn(
+                ImmutableList.of(mock(ResolveInfo.class)));
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
+        assertThat(captor.getValue().getPackage()).isEqualTo(mPkg);
+        assertThat(captor.getValue().getAction()).isEqualTo(Intent.ACTION_MAIN);
+        assertThat(captor.getValue().getCategories()).contains(
+                NotificationListenerService.INTENT_CATEGORY_SETTINGS_HOME);
+    }
+
+    @Test
+    public void getAvailabilityStatus_notAvailable() {
+        ArgumentCaptor<Intent> captor = ArgumentCaptor.forClass(Intent.class);
+        when(mPm.queryIntentActivities(captor.capture(), any())).thenReturn(ImmutableList.of());
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(CONDITIONALLY_UNAVAILABLE);
+    }
+
+    @Test
+    public void updateState() {
+        Preference preference = new Preference(mContext);
+        mController.updateState(preference);
+
+        assertThat(preference.getIntent().getPackage()).isEqualTo(mPkg);
+        assertThat(preference.getIntent().getAction()).isEqualTo(Intent.ACTION_MAIN);
+        assertThat(preference.getIntent().getCategories()).contains(
+                NotificationListenerService.INTENT_CATEGORY_SETTINGS_HOME);
+    }
+}