How to use nativescript-audio - 7 common examples

public async startRecord(args) {
    try {
      if (!TNSRecorder.CAN_RECORD()) {
        dialogs.alert('This device cannot record audio.');
        return;
      }
      const audioFolder = knownFolders.currentApp().getFolder('audio');
      console.log(JSON.stringify(audioFolder));

      let androidFormat;
      let androidEncoder;
      if (platform.isAndroid) {
        // m4a
        // static constants are not available, using raw values here
        // androidFormat = android.media.MediaRecorder.OutputFormat.MPEG_4;
        androidFormat = 2;
        // androidEncoder = android.media.MediaRecorder.AudioEncoder.AAC;
        androidEncoder = 3;
      }

constructor(page: Page) {
    super();
    this._player = new TNSPlayer();
    this._player.debug = true; // set true for tns_player logs

    this._recorder = new TNSRecorder();
    this._recorder.debug = true; // set true for tns_recorder logs

    this.currentVolume = 1;
    this._slider = page.getViewById('volumeSlider') as Slider;

    // Set player volume
    if (this._slider) {
      this._slider.on('valueChange', (data: any) => {
        this._player.volume = this._slider.value / 100;
      });
    }
  }

constructor(page: Page) {
    super();
    this._player = new TNSPlayer();
    this._player.debug = true; // set true for tns_player logs

    this._recorder = new TNSRecorder();
    this._recorder.debug = true; // set true for tns_recorder logs

    this.currentVolume = 1;
    this._slider = page.getViewById('volumeSlider') as Slider;

    // Set player volume
    if (this._slider) {
      this._slider.on('valueChange', (data: any) => {
        this._player.volume = this._slider.value / 100;
      });
    }
  }

setTimeout(() => {
      this.$store.commit(SET_PLAYER, new TNSPlayer())
    }, 0)
    this.setCurrentShow()

constructor() {
        super();
        this.wingFlapAudio = new TNSPlayer();
    }

playDeathAudio(): void {
        const deathAudio = new TNSPlayer();
        deathAudio.initFromFile({
            audioFile: '~/audio/sfx_die.mp3',
            loop: false
        });
        deathAudio.play();
    }
}

getAudioPlayer() {
        if (!audioPlayer) {
          audioPlayer = new TNSPlayer();
          audioPlayer.initFromFile({
            audioFile: '~/assets/audio/success.mp3',
            loop: false
          });
        }
        return audioPlayer;
      },