app engage service dummy

vending-app/src/main/AndroidManifest.xml

@@ -166,6 +166,16 @@
             </intent-filter>
         </service>
 
+        <service
+            android:name="com.google.android.finsky.appcontentservice.engage.AppEngageServiceV2"
+            android:exported="true"
+            android:process=":background">
+            <intent-filter>
+                <action android:name="com.google.android.engage.BIND_APP_ENGAGE_SERVICE"/>
+            </intent-filter>
+        </service>
+
+
         <service
             android:name="com.android.vending.billing.InAppBillingService"
             android:exported="true">

vending-app/src/main/aidl/com/google/android/engage/protocol/IAppEngageService.aidl

@@ -0,0 +1,45 @@
+/*
+ * SPDX-FileCopyrightText: 2025 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+ package com.google.android.engage.protocol;
+
+ import android.os.Bundle;
+ import com.google.android.engage.protocol.IAppEngageServicePublishClustersCallback;
+ import com.google.android.engage.protocol.IAppEngageServiceDeleteClustersCallback;
+ import com.google.android.engage.protocol.IAppEngageServiceAvailableCallback;
+ import com.google.android.engage.protocol.IAppEngageServicePublishStatusCallback;
+
+ interface IAppEngageService {
+     /**
+      * Publishes clusters of app engagement data.
+      *
+      * @param bundle Contains cluster data to be published
+      * @param callback Callback to receive results of the publish operation
+      */
+     void publishClusters(in Bundle bundle, IAppEngageServicePublishClustersCallback callback);
+
+     /**
+      * Deletes previously published clusters of app engagement data.
+      *
+      * @param bundle Contains specifications about which clusters to delete
+      * @param callback Callback to receive results of the delete operation
+      */
+     void deleteClusters(in Bundle bundle, IAppEngageServiceDeleteClustersCallback callback);
+
+     /**
+      * Checks if the App Engage Service is available for the calling application.
+      *
+      * @param bundle Contains parameters for the availability check
+      * @param callback Callback to receive availability status
+      */
+     void isServiceAvailable(in Bundle bundle, IAppEngageServiceAvailableCallback callback);
+
+     /**
+      * Updates the publishing status for previously published clusters.
+      *
+      * @param bundle Contains status update information
+      * @param callback Callback to receive results of the status update operation
+      */
+     void updatePublishStatus(in Bundle bundle, IAppEngageServicePublishStatusCallback callback);
+ }

vending-app/src/main/aidl/com/google/android/engage/protocol/IAppEngageServiceAvailableCallback.aidl

@@ -0,0 +1,21 @@
+/*
+ * SPDX-FileCopyrightText: 2025 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+package com.google.android.engage.protocol;
+
+import android.os.Bundle;
+
+/**
+ * Callback interface for isServiceAvailable operation.
+ * This callback is used to receive the availability status of the App Engage Service.
+ */
+interface IAppEngageServiceAvailableCallback {
+    /**
+     * Called with the service availability result.
+     *
+     * @param result Bundle containing availability information.
+     *               The key "availability" contains a boolean indicating whether the service is available.
+     */
+    void onResult(in Bundle result);
+}

vending-app/src/main/aidl/com/google/android/engage/protocol/IAppEngageServiceDeleteClustersCallback.aidl

@@ -0,0 +1,20 @@
+/*
+ * SPDX-FileCopyrightText: 2025 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+package com.google.android.engage.protocol;
+
+import android.os.Bundle;
+
+/**
+ * Callback interface for deleteClusters operation.
+ * This callback is used to receive the result of a cluster deletion operation.
+ */
+interface IAppEngageServiceDeleteClustersCallback {
+    /**
+     * Called when the delete operation has completed.
+     *
+     * @param result Bundle containing the result of the delete operation
+     */
+    void onResult(in Bundle result);
+}

vending-app/src/main/aidl/com/google/android/engage/protocol/IAppEngageServicePublishClustersCallback.aidl

@@ -0,0 +1,20 @@
+/*
+ * SPDX-FileCopyrightText: 2025 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+ package com.google.android.engage.protocol;
+
+ import android.os.Bundle;
+
+ /**
+  * Callback interface for publishClusters operation.
+  * This callback is used to receive the result of a cluster publishing operation.
+  */
+ interface IAppEngageServicePublishClustersCallback {
+     /**
+      * Called when the publish operation has completed.
+      *
+      * @param result Bundle containing the result of the publish operation
+      */
+     void onResult(in Bundle result);
+ }

vending-app/src/main/aidl/com/google/android/engage/protocol/IAppEngageServicePublishStatusCallback.aidl

@@ -0,0 +1,20 @@
+/*
+ * SPDX-FileCopyrightText: 2025 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+package com.google.android.engage.protocol;
+
+import android.os.Bundle;
+
+/**
+ * Callback interface for updatePublishStatus operation.
+ * This callback is used to receive the result of a status update operation.
+ */
+interface IAppEngageServicePublishStatusCallback {
+    /**
+     * Called when the status update operation has completed.
+     *
+     * @param result Bundle containing the result of the status update operation
+     */
+    void onResult(in Bundle result);
+}

vending-app/src/main/kotlin/com/google/android/finsky/appcontentservice/engage/AppEngageServiceV2.kt

@@ -0,0 +1,29 @@
+/**
+ * SPDX-FileCopyrightText: 2025 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+package com.google.android.finsky.appcontentservice.engage
+
+import android.content.Intent
+import android.content.ServiceConnection
+import android.os.IBinder
+import android.util.Log
+import androidx.lifecycle.LifecycleService
+
+class AppEngageServiceV2 : LifecycleService() {
+    private val TAG = "AppEngageServiceV2"
+    override fun onCreate() {
+        super.onCreate()
+        Log.d(TAG, "onCreate: ")
+    }
+
+    override fun onBind(intent: Intent): IBinder? {
+        super.onBind(intent)
+        Log.d(TAG, "onBind: ")
+        return AppEngageServiceV2Impl(lifecycle).asBinder()
+    }
+
+    override fun unbindService(conn: ServiceConnection) {
+        super.unbindService(conn)
+    }
+}

vending-app/src/main/kotlin/com/google/android/finsky/appcontentservice/engage/AppEngageServiceV2Impl.kt

@@ -0,0 +1,33 @@
+package com.google.android.finsky.appcontentservice.engage
+
+import android.os.Bundle
+import android.util.Log
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleOwner
+import com.google.android.engage.protocol.IAppEngageService
+import com.google.android.engage.protocol.IAppEngageServiceAvailableCallback
+import com.google.android.engage.protocol.IAppEngageServiceDeleteClustersCallback
+import com.google.android.engage.protocol.IAppEngageServicePublishClustersCallback
+import com.google.android.engage.protocol.IAppEngageServicePublishStatusCallback
+
+class AppEngageServiceV2Impl(override val lifecycle: Lifecycle) : IAppEngageService.Stub(), LifecycleOwner {
+    private val TAG = "AppEngageServiceV2Impl"
+    override fun publishClusters(bundle: Bundle?, callback: IAppEngageServicePublishClustersCallback?) {
+        Log.d(TAG, "publishClusters: ")
+    }
+
+    override fun deleteClusters(bundle: Bundle?, callback: IAppEngageServiceDeleteClustersCallback?) {
+        Log.d(TAG, "deleteClusters: ")
+    }
+
+    override fun isServiceAvailable(bundle: Bundle?, callback: IAppEngageServiceAvailableCallback?) {
+        Log.d(TAG, "isServiceAvailable: ")
+        val result = Bundle()
+        result.putBoolean("availability", false)
+        callback?.onResult(result)
+    }
+
+    override fun updatePublishStatus(bundle: Bundle?, callback: IAppEngageServicePublishStatusCallback?) {
+        Log.d(TAG, "updatePublishStatus: ")
+    }
+}