Add FeatureProvider for FastPair Settings integration.

Bug: 296507968
Test: FakeFeatureFactory
Change-Id: Ie2e238cb61ca56a1d19e1a13b0234e28e28a785e
diff --git a/src/com/android/settings/connecteddevice/fastpair/FastPairDeviceUpdater.java b/src/com/android/settings/connecteddevice/fastpair/FastPairDeviceUpdater.java
new file mode 100644
index 0000000..b975b9e
--- /dev/null
+++ b/src/com/android/settings/connecteddevice/fastpair/FastPairDeviceUpdater.java
@@ -0,0 +1,52 @@
+/*
+ * 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.connecteddevice.fastpair;
+
+import android.annotation.NonNull;
+import android.content.Context;
+
+/**
+ * Updates the Fast Pair devices. It notifies the upper level whether to add/remove the
+ * preference through {@link DevicePreferenceCallback}
+ */
+public interface FastPairDeviceUpdater {
+
+    /**
+     * Registers the Fast Pair event callback and update the list
+     */
+    default void registerCallback() {
+    }
+
+    /**
+     * Unregisters the Fast Pair event callback
+     */
+    default void unregisterCallback() {
+    }
+
+    /**
+     * Forces to update the list of Fast Pair devices
+     */
+    default void forceUpdate() {
+    }
+
+    /**
+     * Sets the context to generate the {@link Preference}, so it could get the correct theme.
+     */
+    default void setPreferenceContext(@NonNull Context preferenceContext) {
+    }
+}
+
diff --git a/src/com/android/settings/connecteddevice/fastpair/FastPairFeatureProvider.java b/src/com/android/settings/connecteddevice/fastpair/FastPairFeatureProvider.java
new file mode 100644
index 0000000..4673e7b
--- /dev/null
+++ b/src/com/android/settings/connecteddevice/fastpair/FastPairFeatureProvider.java
@@ -0,0 +1,32 @@
+/*
+ * 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.connecteddevice.fastpair;
+
+import android.content.Context;
+
+import com.android.settings.connecteddevice.DevicePreferenceCallback;
+
+/**
+ * Feature provider for the Fast Pair device updater.
+ */
+public interface FastPairFeatureProvider {
+    /**
+     * Returns the FastPairDeviceUpdater of the account associated Fast Pair device
+     */
+    FastPairDeviceUpdater getFastPairDeviceUpdater(
+            Context context, DevicePreferenceCallback devicePreferenceCallback);
+}
diff --git a/src/com/android/settings/connecteddevice/fastpair/FastPairFeatureProviderImpl.java b/src/com/android/settings/connecteddevice/fastpair/FastPairFeatureProviderImpl.java
new file mode 100644
index 0000000..ef6f3b5
--- /dev/null
+++ b/src/com/android/settings/connecteddevice/fastpair/FastPairFeatureProviderImpl.java
@@ -0,0 +1,33 @@
+/*
+ * 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.connecteddevice.fastpair;
+
+import android.content.Context;
+
+import com.android.settings.connecteddevice.DevicePreferenceCallback;
+
+/**
+ * Default implementation for {@link FastPairFeatureProvider}
+ */
+public class FastPairFeatureProviderImpl implements FastPairFeatureProvider {
+    @Override
+    public FastPairDeviceUpdater getFastPairDeviceUpdater(
+            Context context, DevicePreferenceCallback devicePreferenceCallback) {
+        return new FastPairDeviceUpdater() {
+        };
+    }
+}
diff --git a/src/com/android/settings/overlay/FeatureFactory.kt b/src/com/android/settings/overlay/FeatureFactory.kt
index bda0e17..7645076 100644
--- a/src/com/android/settings/overlay/FeatureFactory.kt
+++ b/src/com/android/settings/overlay/FeatureFactory.kt
@@ -23,8 +23,8 @@
 import com.android.settings.biometrics.face.FaceFeatureProvider
 import com.android.settings.biometrics2.factory.BiometricsRepositoryProvider
 import com.android.settings.bluetooth.BluetoothFeatureProvider
+import com.android.settings.connecteddevice.fastpair.FastPairFeatureProvider
 import com.android.settings.connecteddevice.stylus.StylusFeatureProvider
-import com.android.settings.onboarding.OnboardingFeatureProvider
 import com.android.settings.dashboard.DashboardFeatureProvider
 import com.android.settings.dashboard.suggestions.SuggestionFeatureProvider
 import com.android.settings.deviceinfo.hardwareinfo.HardwareInfoFeatureProvider
@@ -35,6 +35,7 @@
 import com.android.settings.homepage.contextualcards.ContextualCardFeatureProvider
 import com.android.settings.inputmethod.KeyboardSettingsFeatureProvider
 import com.android.settings.localepicker.LocaleFeatureProvider
+import com.android.settings.onboarding.OnboardingFeatureProvider
 import com.android.settings.overlay.FeatureFactory.Companion.setFactory
 import com.android.settings.panel.PanelFeatureProvider
 import com.android.settings.search.SearchFeatureProvider
@@ -155,6 +156,11 @@
      */
     open val onboardingFeatureProvider: OnboardingFeatureProvider? = null
 
+    /**
+     * Gets implementation for Fast Pair device updater provider.
+     */
+    abstract val fastPairFeatureProvider: FastPairFeatureProvider
+
     companion object {
         private var _factory: FeatureFactory? = null
 
diff --git a/src/com/android/settings/overlay/FeatureFactoryImpl.kt b/src/com/android/settings/overlay/FeatureFactoryImpl.kt
index 2f0fe8b..0afe9f4 100644
--- a/src/com/android/settings/overlay/FeatureFactoryImpl.kt
+++ b/src/com/android/settings/overlay/FeatureFactoryImpl.kt
@@ -33,6 +33,8 @@
 import com.android.settings.bluetooth.BluetoothFeatureProvider
 import com.android.settings.bluetooth.BluetoothFeatureProviderImpl
 import com.android.settings.connecteddevice.dock.DockUpdaterFeatureProviderImpl
+import com.android.settings.connecteddevice.fastpair.FastPairFeatureProvider
+import com.android.settings.connecteddevice.fastpair.FastPairFeatureProviderImpl
 import com.android.settings.connecteddevice.stylus.StylusFeatureProvider
 import com.android.settings.connecteddevice.stylus.StylusFeatureProviderImpl
 import com.android.settings.core.instrumentation.SettingsMetricsFeatureProvider
@@ -172,4 +174,8 @@
     override val stylusFeatureProvider: StylusFeatureProvider by lazy {
         StylusFeatureProviderImpl()
     }
+
+    override val fastPairFeatureProvider: FastPairFeatureProvider by lazy {
+        FastPairFeatureProviderImpl()
+    }
 }
diff --git a/tests/robotests/testutils/com/android/settings/testutils/FakeFeatureFactory.java b/tests/robotests/testutils/com/android/settings/testutils/FakeFeatureFactory.java
index c8db62f..52a5f24 100644
--- a/tests/robotests/testutils/com/android/settings/testutils/FakeFeatureFactory.java
+++ b/tests/robotests/testutils/com/android/settings/testutils/FakeFeatureFactory.java
@@ -26,6 +26,7 @@
 import com.android.settings.biometrics.face.FaceFeatureProvider;
 import com.android.settings.biometrics2.factory.BiometricsRepositoryProvider;
 import com.android.settings.bluetooth.BluetoothFeatureProvider;
+import com.android.settings.connecteddevice.fastpair.FastPairFeatureProvider;
 import com.android.settings.connecteddevice.stylus.StylusFeatureProvider;
 import com.android.settings.dashboard.DashboardFeatureProvider;
 import com.android.settings.dashboard.suggestions.SuggestionFeatureProvider;
@@ -95,6 +96,7 @@
     public KeyboardSettingsFeatureProvider mKeyboardSettingsFeatureProvider;
     public StylusFeatureProvider mStylusFeatureProvider;
     public OnboardingFeatureProvider mOnboardingFeatureProvider;
+    public FastPairFeatureProvider mFastPairFeatureProvider;
 
     /**
      * Call this in {@code @Before} method of the test class to use fake factory.
@@ -140,6 +142,7 @@
         mKeyboardSettingsFeatureProvider = mock(KeyboardSettingsFeatureProvider.class);
         mStylusFeatureProvider = mock(StylusFeatureProvider.class);
         mOnboardingFeatureProvider = mock(OnboardingFeatureProvider.class);
+        mFastPairFeatureProvider = mock(FastPairFeatureProvider.class);
     }
 
     @Override
@@ -307,4 +310,10 @@
     public OnboardingFeatureProvider getOnboardingFeatureProvider() {
         return mOnboardingFeatureProvider;
     }
+
+    @Override
+    public FastPairFeatureProvider getFastPairFeatureProvider() {
+        return mFastPairFeatureProvider;
+    }
 }
+
diff --git a/tests/spa_unit/src/com/android/settings/testutils/FakeFeatureFactory.kt b/tests/spa_unit/src/com/android/settings/testutils/FakeFeatureFactory.kt
index e5e4990..95f25ad 100644
--- a/tests/spa_unit/src/com/android/settings/testutils/FakeFeatureFactory.kt
+++ b/tests/spa_unit/src/com/android/settings/testutils/FakeFeatureFactory.kt
@@ -24,6 +24,7 @@
 import com.android.settings.biometrics.face.FaceFeatureProvider
 import com.android.settings.biometrics2.factory.BiometricsRepositoryProvider
 import com.android.settings.bluetooth.BluetoothFeatureProvider
+import com.android.settings.connecteddevice.fastpair.FastPairFeatureProvider
 import com.android.settings.connecteddevice.stylus.StylusFeatureProvider
 import com.android.settings.dashboard.DashboardFeatureProvider
 import com.android.settings.dashboard.suggestions.SuggestionFeatureProvider
@@ -137,4 +138,6 @@
         get() = TODO("Not yet implemented")
     override val stylusFeatureProvider: StylusFeatureProvider
         get() = TODO("Not yet implemented")
+    override val fastPairFeatureProvider: FastPairFeatureProvider
+        get() = TODO("Not yet implemented")
 }
diff --git a/tests/unit/src/com/android/settings/testutils/FakeFeatureFactory.java b/tests/unit/src/com/android/settings/testutils/FakeFeatureFactory.java
index 05ed662..a3a92a3 100644
--- a/tests/unit/src/com/android/settings/testutils/FakeFeatureFactory.java
+++ b/tests/unit/src/com/android/settings/testutils/FakeFeatureFactory.java
@@ -23,10 +23,10 @@
 import com.android.settings.accessibility.AccessibilitySearchFeatureProvider;
 import com.android.settings.accounts.AccountFeatureProvider;
 import com.android.settings.applications.ApplicationFeatureProvider;
-import com.android.settings.onboarding.OnboardingFeatureProvider;
 import com.android.settings.biometrics.face.FaceFeatureProvider;
 import com.android.settings.biometrics2.factory.BiometricsRepositoryProvider;
 import com.android.settings.bluetooth.BluetoothFeatureProvider;
+import com.android.settings.connecteddevice.fastpair.FastPairFeatureProvider;
 import com.android.settings.connecteddevice.stylus.StylusFeatureProvider;
 import com.android.settings.dashboard.DashboardFeatureProvider;
 import com.android.settings.dashboard.suggestions.SuggestionFeatureProvider;
@@ -39,6 +39,7 @@
 import com.android.settings.homepage.contextualcards.ContextualCardFeatureProvider;
 import com.android.settings.inputmethod.KeyboardSettingsFeatureProvider;
 import com.android.settings.localepicker.LocaleFeatureProvider;
+import com.android.settings.onboarding.OnboardingFeatureProvider;
 import com.android.settings.overlay.DockUpdaterFeatureProvider;
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.overlay.SupportFeatureProvider;
@@ -94,6 +95,7 @@
     public KeyboardSettingsFeatureProvider mKeyboardSettingsFeatureProvider;
     public StylusFeatureProvider mStylusFeatureProvider;
     public OnboardingFeatureProvider mOnboardingFeatureProvider;
+    public FastPairFeatureProvider mFastPairFeatureProvider;
 
     /**
      * Call this in {@code @Before} method of the test class to use fake factory.
@@ -104,9 +106,9 @@
         return factory;
     }
 
-  /**
-   * FeatureFactory constructor.
-   */
+    /**
+     * FeatureFactory constructor.
+     */
     public FakeFeatureFactory() {
         supportFeatureProvider = mock(SupportFeatureProvider.class);
         metricsFeatureProvider = mock(MetricsFeatureProvider.class);
@@ -139,6 +141,7 @@
         mKeyboardSettingsFeatureProvider = mock(KeyboardSettingsFeatureProvider.class);
         mStylusFeatureProvider = mock(StylusFeatureProvider.class);
         mOnboardingFeatureProvider = mock(OnboardingFeatureProvider.class);
+        mFastPairFeatureProvider = mock(FastPairFeatureProvider.class);
     }
 
     @Override
@@ -306,4 +309,9 @@
     public OnboardingFeatureProvider getOnboardingFeatureProvider() {
         return mOnboardingFeatureProvider;
     }
+
+    @Override
+    public FastPairFeatureProvider getFastPairFeatureProvider() {
+        return mFastPairFeatureProvider;
+    }
 }