ProcessWakeWordCommand.js

function _HeyMisty(data) {
    misty.PlayAudio("s_PhraseHello.wav");     
    //Record Voice Command
    misty.StartRecordingAudio("VoiceCommand.wav");
    misty.Pause(3000);
    misty.StopRecordingAudio();
    misty.Pause(1000);
   
    //Check if Exists
    misty.GetAudioList();    

    _registerHeyMistyInteraction();
}

//Callback function to check if voice command happened
function _GetAudioList(data) {
    let containsNewFile = false;
    var audioArr = data.Result;
    for (let i = 0; i < audioArr.length; i++) {
       if (audioArr[i].Name === "VoiceCommand.wav") {
          containsNewFile = true;
       }
    }

    if (containsNewFile) {
        misty.GetAudioFile("VoiceCommand.wav", "_ProcessVoiceCommand");
        
        misty.PlayAudio("VoiceCommand.wav", 100, 500);
     }
     else {
        misty.Debug("file was not found");
     }
}

//Use Base64 of wav to send to Azure Function
function _ProcessVoiceCommand(data) {
    var voicecommand = data.Result;
    var sound = {"SoundData": voicecommand.Base64};
    misty.SendExternalRequest("POST", "http://url/api/IntentDetection", null, null, JSON.stringify(sound), "true", "true", "responsevoice.wav", "audio/x-wav");
}