TNT Stick spam

const send = MPP.chat.send;
var playing = false;
var play = confirm("Are you sure want to start 'TNT Strick Spam' Midi");
if (!play) {
    alert("Cancelled");
} else {
    alert("Started Playing | use '/stop' to stop");
    send("Now playing 'TNT Stick Spam'");
    start();
}

function start() {
    var s1 = setInterval(function () {MPP.press("a-1");}, 100); setInterval(function () {MPP.press("a3");}, 100); setInterval(function () {MPP.press("a-2");}, 100);
    var s2 = setInterval(function () {Object.keys(MPP.piano.keys).forEach((key)=>{MPP.press(key);});}, 900);
    playing = true;
}

function stop() {
    clearInterval(s1);
    clearInterval(s2);
    send("Stopped playing 'TNT Stick spam'");
    playing = false;
}

MPP.client.on('a', function msg() {
    if (msg.a.startsWith("/play") && !playing) return start();
    if (msg.a.startsWith("/stop") && playing) return stop();
})