mod: pop back

android/app/src/main/kotlin/com/orz12/PiliPalaX/MainActivity.kt

@@ -4,6 +4,7 @@ import io.flutter.embedding.android.FlutterActivity
 import io.flutter.embedding.engine.FlutterEngine
 import io.flutter.plugin.common.MethodChannel
 import com.ryanheise.audioservice.AudioServiceActivity
+import android.content.Intent
 import android.os.Build
 import android.os.Bundle
 import android.view.WindowManager.LayoutParams
@@ -14,6 +15,21 @@ class MainActivity : AudioServiceActivity() {
     override fun configureFlutterEngine(flutterEngine: FlutterEngine) {
         super.configureFlutterEngine(flutterEngine)
         methodChannel = MethodChannel(flutterEngine!!.getDartExecutor()!!.getBinaryMessenger(), CHANNEL)
+        methodChannel.setMethodCallHandler { call, result ->
+            if (call.method == "back") {
+                back()
+            } else {
+                result.notImplemented()
+            }
+        }
+    }
+
+    private fun back() {
+        val intent = Intent(Intent.ACTION_MAIN).apply {
+            addCategory(Intent.CATEGORY_HOME)
+            flags = Intent.FLAG_ACTIVITY_NEW_TASK
+        }
+        startActivity(intent)
     }
 
     override fun onCreate(savedInstanceState: Bundle?) {