Config battery info page(1/2)

 - Make battery information page configurable

Bug: 301817717
Test: make SettingsRoboTests
Change-Id: I51bf00fe3d9993ecd4e8481cd7c15d70b3c09ec4
diff --git a/res/xml/my_device_info.xml b/res/xml/my_device_info.xml
index 6576742..9325969 100644
--- a/res/xml/my_device_info.xml
+++ b/res/xml/my_device_info.xml
@@ -151,7 +151,8 @@
             android:order="43"
             android:title="@string/battery_info"
             android:fragment="com.android.settings.deviceinfo.batteryinfo.BatteryInfoFragment"
-            settings:keywords="@string/keywords_battery_info"/>
+            settings:keywords="@string/keywords_battery_info"
+            settings:controller="com.android.settings.deviceinfo.batteryinfo.BatteryInfoPreferenceController"/>
     </PreferenceCategory>
 
     <PreferenceCategory
diff --git a/src/com/android/settings/deviceinfo/batteryinfo/BatteryInfoPreferenceController.java b/src/com/android/settings/deviceinfo/batteryinfo/BatteryInfoPreferenceController.java
new file mode 100644
index 0000000..d285801
--- /dev/null
+++ b/src/com/android/settings/deviceinfo/batteryinfo/BatteryInfoPreferenceController.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2023 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.deviceinfo.batteryinfo;
+
+import android.content.Context;
+
+import com.android.settings.core.BasePreferenceController;
+import com.android.settings.fuelgauge.BatterySettingsFeatureProvider;
+import com.android.settings.overlay.FeatureFactory;
+
+/** Controller to enter battery information page. */
+public class BatteryInfoPreferenceController extends BasePreferenceController {
+
+    private final BatterySettingsFeatureProvider mBatterySettingsFeatureProvider;
+
+    public BatteryInfoPreferenceController(Context context, String key) {
+        super(context, key);
+        mBatterySettingsFeatureProvider = FeatureFactory.getFeatureFactory()
+                .getBatterySettingsFeatureProvider();
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return mBatterySettingsFeatureProvider.isBatteryInfoEnabled(mContext) ? AVAILABLE
+                : UNSUPPORTED_ON_DEVICE;
+    }
+}
diff --git a/src/com/android/settings/fuelgauge/BatterySettingsFeatureProvider.java b/src/com/android/settings/fuelgauge/BatterySettingsFeatureProvider.java
index 260fde0..3f3cddc 100644
--- a/src/com/android/settings/fuelgauge/BatterySettingsFeatureProvider.java
+++ b/src/com/android/settings/fuelgauge/BatterySettingsFeatureProvider.java
@@ -26,4 +26,7 @@
 
     /** Returns true if first use date should be shown */
     boolean isFirstUseDateAvailable(Context context, long firstUseDateMs);
+
+    /** Check whether the battery information page is enabled in the About phone page */
+    boolean isBatteryInfoEnabled(Context context);
 }
diff --git a/src/com/android/settings/fuelgauge/BatterySettingsFeatureProviderImpl.java b/src/com/android/settings/fuelgauge/BatterySettingsFeatureProviderImpl.java
index 6b456b7..aacb219 100644
--- a/src/com/android/settings/fuelgauge/BatterySettingsFeatureProviderImpl.java
+++ b/src/com/android/settings/fuelgauge/BatterySettingsFeatureProviderImpl.java
@@ -30,4 +30,9 @@
     public boolean isFirstUseDateAvailable(Context context, long firstUseDateMs) {
         return false;
     }
+
+    @Override
+    public boolean isBatteryInfoEnabled(Context context) {
+        return false;
+    }
 }
diff --git a/tests/robotests/src/com/android/settings/deviceinfo/batteryinfo/BatteryInfoPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/deviceinfo/batteryinfo/BatteryInfoPreferenceControllerTest.java
new file mode 100644
index 0000000..6d54e6b
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/deviceinfo/batteryinfo/BatteryInfoPreferenceControllerTest.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2023 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.deviceinfo.batteryinfo;
+
+import static com.android.settings.core.BasePreferenceController.AVAILABLE;
+import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_DEVICE;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.settings.fuelgauge.BatterySettingsFeatureProvider;
+import com.android.settings.testutils.FakeFeatureFactory;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+
+@RunWith(RobolectricTestRunner.class)
+public class BatteryInfoPreferenceControllerTest {
+    private Context mContext;
+    private BatteryInfoPreferenceController mController;
+    private BatterySettingsFeatureProvider mBatterySettingsFeatureProvider;
+
+    @Before
+    public void setUp() {
+        mContext = ApplicationProvider.getApplicationContext();
+        mBatterySettingsFeatureProvider =
+                FakeFeatureFactory.setupForTest().batterySettingsFeatureProvider;
+        mController = new BatteryInfoPreferenceController(mContext, /* key= */"battery_info");
+    }
+
+    @Test
+    public void getAvailabilityStatus_dateUnavailable_returnNotAvailable() {
+        when(mBatterySettingsFeatureProvider.isBatteryInfoEnabled(mContext)).thenReturn(false);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
+    }
+
+    @Test
+    public void getAvailabilityStatus_dateAvailable_returnAvailable() {
+        when(mBatterySettingsFeatureProvider.isBatteryInfoEnabled(mContext)).thenReturn(true);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
+    }
+}
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/BatterySettingsFeatureProviderImplTest.java b/tests/robotests/src/com/android/settings/fuelgauge/BatterySettingsFeatureProviderImplTest.java
index 66050a0..554227e 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/BatterySettingsFeatureProviderImplTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/BatterySettingsFeatureProviderImplTest.java
@@ -47,4 +47,9 @@
     public void isFirstUseDateAvailable_returnFalse() {
         assertThat(mImpl.isFirstUseDateAvailable(mContext, 1000L)).isFalse();
     }
+
+    @Test
+    public void isBatteryInfoEnabled_returnFalse() {
+        assertThat(mImpl.isBatteryInfoEnabled(mContext)).isFalse();
+    }
 }