feat: TTS with audio ducking

android/app/capacitor.build.gradle

@@ -9,7 +9,8 @@ android {
 
 apply from: "../capacitor-cordova-android-plugins/cordova.variables.gradle"
 dependencies {
-
+    implementation project(':capacitor-community-native-audio')
+    implementation project(':capacitor-community-text-to-speech')
 
 }
 

android/app/src/main/java/de/trafficcue/trafficcue/DuckPlugin.java

@@ -0,0 +1,55 @@
+package de.trafficcue.trafficcue;
+
+import android.content.Context;
+import android.media.AudioFocusRequest;
+import android.media.AudioManager;
+import android.os.Build;
+
+import androidx.annotation.RequiresApi;
+
+import com.getcapacitor.JSObject;
+import com.getcapacitor.Plugin;
+import com.getcapacitor.PluginCall;
+import com.getcapacitor.PluginMethod;
+import com.getcapacitor.annotation.CapacitorPlugin;
+
+@CapacitorPlugin(name = "Duck")
+public class DuckPlugin extends Plugin {
+
+    private AudioFocusRequest focusRequest;
+    private AudioManager audioManager;
+
+    @Override
+    public void load() {
+        super.load();
+
+        audioManager = (AudioManager) getBridge().getActivity().getSystemService(Context.AUDIO_SERVICE);
+    }
+
+    @RequiresApi(api = Build.VERSION_CODES.P)
+    @PluginMethod()
+    public void duck(PluginCall call) {
+//        String value = call.getString("value");
+//
+//        JSObject ret = new JSObject();
+//        ret.put("value", value);
+//        call.resolve(ret);
+        focusRequest = new AudioFocusRequest.Builder(AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK)
+                .setAcceptsDelayedFocusGain(false)
+                .setWillPauseWhenDucked(false)
+                .setForceDucking(true)
+                .build();
+
+        audioManager.requestAudioFocus(focusRequest);
+
+        call.resolve();
+    }
+
+    @RequiresApi(api = Build.VERSION_CODES.O)
+    @PluginMethod()
+    public void unduck(PluginCall call) {
+        audioManager.abandonAudioFocusRequest(focusRequest);
+
+        call.resolve();
+    }
+}

android/app/src/main/java/de/trafficcue/trafficcue/MainActivity.java

@@ -1,5 +1,14 @@
 package de.trafficcue.trafficcue;
 
+import android.os.Bundle;
+
 import com.getcapacitor.BridgeActivity;
 
-public class MainActivity extends BridgeActivity {}
+public class MainActivity extends BridgeActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        registerPlugin(DuckPlugin.class);
+        super.onCreate(savedInstanceState);
+    }
+}