feat(android)(9_0_X): add "google-services.json" support (#11514)

* chore(android): handle google-services.json

* chore: add gradle plugin condition

* chore(android): add google-services.json support to app template

Co-authored-by: hansemannn <hans.knoechel@hs-osnabrueck.de>
Co-authored-by: Hans Knöchel <hansemannn@users.noreply.github.com>
Co-authored-by: ssekhri <ssekhri@axway.com>

android/build.gradle

@@ -13,6 +13,7 @@ buildscript {
 		jcenter()
 	}
 	dependencies {
+		classpath 'com.google.gms:google-services:4.3.3'
 		classpath 'com.android.tools.build:gradle:3.6.0'
 		classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 	}

android/cli/commands/_build.js

@@ -2251,6 +2251,13 @@ AndroidBuilder.prototype.generateAppProject = async function generateAppProject(
 		}
 	}
 
+	const googleServicesFile = path.join(this.projectDir, 'platform', 'android', 'google-services.json');
+	if (await fs.exists(googleServicesFile)) {
+		afs.copyFileSync(googleServicesFile, path.join(this.buildAppDir, 'google-services.json'), {
+			logger: this.logger.debug
+		});
+	}
+
 	// Copy Titanium project's "./platform/android" directory tree to "app" project's "./src/main".
 	// Android build tools auto-grabs folders named "assets", "res", "aidl", etc. in this folder.
 	// Note: Our "build.gradle" is configured to look for JAR/AAR files here too. (Needed by hyperloop.)

android/templates/build/app.build.gradle

@@ -1,6 +1,11 @@
 
 apply plugin: 'com.android.application'
 
+// Apply the Google Services plugin if included
+if (file("${projectDir}/google-services.json").exists()) {
+	apply plugin: 'com.google.gms.google-services'
+}
+
 repositories {
 <% if (mavenRepositoryUrls) { for (let nextUrl of mavenRepositoryUrls) { %>
 	maven { url '<%- nextUrl %>' }

android/templates/build/root.build.gradle

@@ -8,6 +8,7 @@ buildscript {
 	}
 	dependencies {
 		classpath 'com.android.tools.build:gradle:3.6.0'
+		classpath 'com.google.gms:google-services:4.3.3'
 		classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 	}
 }