Make sound, paint and vibrate when keyboard is pressed

[Aidyl98]

When de user press one of the letter of the keyboard this one has to be paint according if it is correct or wrong, in green or red. Also has to reproduce a sound and vibrate the phone.

[Aidyl98]

Paint letter:
Right: Colors.lightGreen.shade300
Wrong: Colors.redAccent.shade100

[Aidyl98]

Make Sound:
Package: assets_audio_player
Method:

void playAudio(String audioUrl) {
    AssetsAudioPlayer.newPlayer().open(
      Audio(audioUrl),
      autoStart: true,
      volume: 100,
    );
    update();
  }

[Aidyl98]

Vibrate:
Package:vibration
Method:

 void vibrate(int duration) {
    Vibration.vibrate(
      duration: duration,
    );
  }