refactor: Splitting FCMService.kt file into multiple files; some cleanup too

plugin.xml

@@ -37,13 +37,12 @@
       <permission android:name="${applicationId}.permission.PushHandlerActivity" android:protectionLevel="signature"></permission>
     </config-file>
 
-    <config-file target="AndroidManifest.xml" parent="/manifest/application">
-      <activity android:name="com.adobe.phonegap.push.PushHandlerActivity" android:exported="true" android:permission="${applicationId}.permission.PushHandlerActivity"/>
-      <activity android:name="com.adobe.phonegap.push.BackgroundHandlerActivity" android:exported="true" android:permission="${applicationId}.permission.BackgroundHandlerActivity">
-        <intent-filter>
-          <action android:name="com.adobe.phonegap.push.background.MESSAGING_EVENT"/>
-          <category android:name="android.intent.category.DEFAULT" />
-        </intent-filter>
+    <config-file target="AndroidManifest.xml" parent="/manifest/application">     
+      <activity android:exported="true" android:name="com.adobe.phonegap.push.PushHandlerActivity" android:permission="${applicationId}.permission.PushHandlerActivity">
+         <intent-filter>
+            <action android:name="com.adobe.phonegap.push.background.MESSAGING_EVENT" />
+            <category android:name="android.intent.category.DEFAULT" />
+         </intent-filter>
       </activity>
 
       <receiver android:name="com.adobe.phonegap.push.BackgroundActionButtonHandler"/>
@@ -75,10 +74,14 @@
     <source-file src="src/android/com/adobe/phonegap/push/FCMService.kt" target-dir="java/com/adobe/phonegap/push/"/>
     <source-file src="src/android/com/adobe/phonegap/push/PushConstants.kt" target-dir="java/com/adobe/phonegap/push/"/>
     <source-file src="src/android/com/adobe/phonegap/push/PushHandlerActivity.kt" target-dir="java/com/adobe/phonegap/push/"/>
-    <source-file src="src/android/com/adobe/phonegap/push/BackgroundHandlerActivity.kt" target-dir="java/com/adobe/phonegap/push/"/>
     <source-file src="src/android/com/adobe/phonegap/push/PushPlugin.kt" target-dir="java/com/adobe/phonegap/push/"/>
     <source-file src="src/android/com/adobe/phonegap/push/BackgroundActionButtonHandler.kt" target-dir="java/com/adobe/phonegap/push/"/>
     <source-file src="src/android/com/adobe/phonegap/push/PushDismissedHandler.kt" target-dir="java/com/adobe/phonegap/push/"/>
+    <source-file src="src/android/com/adobe/phonegap/push/PushUtils.kt" target-dir="java/com/adobe/phonegap/push/"/>
+    <source-file src="src/android/com/adobe/phonegap/push/NotificationUtils.kt" target-dir="java/com/adobe/phonegap/push/"/>
+    <source-file src="src/android/com/adobe/phonegap/push/MessagesStore.kt" target-dir="java/com/adobe/phonegap/push/"/>
+    <source-file src="src/android/com/adobe/phonegap/push/AndroidUtils.kt" target-dir="java/com/adobe/phonegap/push/"/>
+    <source-file src="src/android/com/adobe/phonegap/push/StringExtensions.kt" target-dir="java/com/adobe/phonegap/push/"/>
   </platform>
 
   <platform name="browser">

src/android/com/adobe/phonegap/push/AndroidUtils.kt

@@ -0,0 +1,29 @@
+package com.adobe.phonegap.push
+
+import android.content.Context
+import android.content.Intent
+import android.content.SharedPreferences
+import com.google.firebase.messaging.FirebaseMessagingService
+
+object AndroidUtils {
+
+    /**
+     * Get the Application Name from Label
+     */
+    fun getAppName(context: Context): String {
+        return context.packageManager.getApplicationLabel(context.applicationInfo) as String
+    }
+
+    fun intentForLaunchActivity(context: Context): Intent? {
+        val pm = context.packageManager
+        val packageName = context.packageName
+        return pm?.getLaunchIntentForPackage(packageName)
+    }
+
+    fun getPushSharedPref(context: Context): SharedPreferences {
+        return context.getSharedPreferences(
+            PushConstants.COM_ADOBE_PHONEGAP_PUSH,
+            FirebaseMessagingService.MODE_PRIVATE
+        )
+    }
+}

src/android/com/adobe/phonegap/push/BackgroundActionButtonHandler.kt

@@ -28,7 +28,7 @@ class BackgroundActionButtonHandler : BroadcastReceiver() {
 
     val notificationManager =
       context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
-    notificationManager.cancel(FCMService.getAppName(context), notId)
+    notificationManager.cancel(AndroidUtils.getAppName(context), notId)
 
     intent.extras?.let { extras ->
       Log.d(TAG, "Intent Extras: $extras")