Fix Part of #5084: Initialize Appcheck

app/BUILD.bazel

@@ -1022,6 +1022,9 @@ android_library(
     name = "firestore_deps",
     exports = [
         "//third_party:com_google_auto_value_auto-value-annotations",
+        "//third_party:com_google_firebase_firebase-appcheck",
+        "//third_party:com_google_firebase_firebase-appcheck-debug",
+        "//third_party:com_google_firebase_firebase-appcheck-playintegrity",
         "//third_party:org_checkerframework_checker-qual",
     ],
 )

app/build.gradle

@@ -169,6 +169,9 @@ dependencies {
       'com.google.dagger:dagger:2.24',
       'com.google.firebase:firebase-analytics:17.5.0',
       'com.google.firebase:firebase-analytics-ktx:17.5.0',
+      'com.google.firebase:firebase-appcheck:16.0.0',
+      'com.google.firebase:firebase-appcheck-debug:16.0.0',
+      'com.google.firebase:firebase-appcheck-playintegrity:16.0.0',
       'com.google.firebase:firebase-core:17.5.0',
       'com.google.firebase:firebase-crashlytics:17.0.0',
       'com.google.firebase:firebase-firestore-ktx:24.2.1',

app/src/main/java/org/oppia/android/app/application/AbstractOppiaApplication.kt

@@ -9,8 +9,12 @@ import androidx.multidex.MultiDexApplication
 import androidx.work.Configuration
 import androidx.work.WorkManager
 import com.google.firebase.FirebaseApp
+import com.google.firebase.appcheck.FirebaseAppCheck
+import com.google.firebase.appcheck.debug.DebugAppCheckProviderFactory
+import com.google.firebase.appcheck.playintegrity.PlayIntegrityAppCheckProviderFactory
 import org.oppia.android.app.activity.ActivityComponent
 import org.oppia.android.app.activity.ActivityComponentFactory
+import org.oppia.android.app.model.BuildFlavor
 import org.oppia.android.domain.oppialogger.ApplicationStartupListener
 
 /** The root base [Application] of the Oppia app. */
@@ -47,6 +51,15 @@ abstract class AbstractOppiaApplication(
     // TODO(#4751): Re-enable WorkManager for S+.
     if (Build.VERSION.SDK_INT < Build.VERSION_CODES.S) {
       FirebaseApp.initializeApp(applicationContext)
+      if (component.getCurrentBuildFlavor() == BuildFlavor.DEVELOPER) {
+        FirebaseAppCheck.getInstance().installAppCheckProviderFactory(
+          DebugAppCheckProviderFactory.getInstance(),
+        )
+      } else {
+        FirebaseAppCheck.getInstance().installAppCheckProviderFactory(
+          PlayIntegrityAppCheckProviderFactory.getInstance(),
+        )
+      }
       WorkManager.initialize(applicationContext, workManagerConfiguration)
       val workManager = WorkManager.getInstance(applicationContext)
       component.getAnalyticsStartupListenerStartupListeners().forEach { it.onCreate(workManager) }

app/src/main/java/org/oppia/android/app/application/ApplicationComponent.kt

@@ -4,6 +4,7 @@ import android.app.Application
 import androidx.work.Configuration
 import dagger.BindsInstance
 import org.oppia.android.app.activity.ActivityComponentImpl
+import org.oppia.android.app.model.BuildFlavor
 import org.oppia.android.domain.oppialogger.ApplicationStartupListener
 import org.oppia.android.domain.oppialogger.analytics.AnalyticsStartupListener
 import javax.inject.Provider
@@ -30,4 +31,6 @@ interface ApplicationComponent : ApplicationInjector {
   fun getAnalyticsStartupListenerStartupListeners(): Set<AnalyticsStartupListener>
 
   fun getWorkManagerConfiguration(): Configuration
+
+  fun getCurrentBuildFlavor(): BuildFlavor
 }

domain/BUILD.bazel

@@ -177,6 +177,7 @@ TEST_DEPS = [
     ":interaction_object_test_builder",
     "//app:crashlytics",
     "//app:crashlytics_deps",
+    "//app:firestore_deps",
     "//app/src/main/java/org/oppia/android/app/application/testing:testing_build_flavor_module",
     "//config/src/java/org/oppia/android/config:all_languages_config",
     "//data/src/main/java/org/oppia/android/data/backends/gae:network_config_prod_module",

scripts/assets/maven_dependencies.textproto

@@ -600,6 +600,39 @@ maven_dependency {
     }
   }
 }
+maven_dependency {
+  artifact_name: "com.google.firebase:firebase-appcheck-debug:16.0.0"
+  artifact_version: "16.0.0"
+  license {
+    license_name: "The Apache Software License, Version 2.0"
+    original_link: "https://www.apache.org/licenses/LICENSE-2.0.txt"
+    scrapable_link {
+      url: "https://www.apache.org/licenses/LICENSE-2.0.txt"
+    }
+  }
+}
+maven_dependency {
+  artifact_name: "com.google.firebase:firebase-appcheck-playintegrity:16.0.0"
+  artifact_version: "16.0.0"
+  license {
+    license_name: "The Apache Software License, Version 2.0"
+    original_link: "https://www.apache.org/licenses/LICENSE-2.0.txt"
+    scrapable_link {
+      url: "https://www.apache.org/licenses/LICENSE-2.0.txt"
+    }
+  }
+}
+maven_dependency {
+  artifact_name: "com.google.firebase:firebase-appcheck:16.0.0"
+  artifact_version: "16.0.0"
+  license {
+    license_name: "The Apache Software License, Version 2.0"
+    original_link: "https://www.apache.org/licenses/LICENSE-2.0.txt"
+    scrapable_link {
+      url: "https://www.apache.org/licenses/LICENSE-2.0.txt"
+    }
+  }
+}
 maven_dependency {
   artifact_name: "com.google.firebase:firebase-auth-ktx:19.3.1"
   artifact_version: "19.3.1"