Countdown Timer API

if(!state.timer) {
    state.timer = {
        timercount: 180,
        timerinterval: ""
    }
}
else {
    state.timer = {
        timercount: 180,
        timerinterval: ""
    }
}

var display;
var clocktimer;

on('chat:message', function(msg) {
    if(msg.type == 'api' && msg.content.indexOf('!timer') !== -1) {
        startclock();
    }
    else if(msg.type == 'api' && msg.content.indexOf('!reset') !== -1) {
        log(display);
        if(display === undefined) {
            startclock();
        }
        state.timer.timercount = 180;
        track30.set('playing',false);
        track60.set('playing',false);
        sendChat(msg.who, "/em pushed the button.");
    }

});

var startclock = function() {
    var pageid = Campaign().get("playerpageid");
    var page = getObj("page", pageid);
    var pagetop = (page.get("height") * 70) / 2;
    var pageleft = (page.get("width") * 70) / 2;
    track30 = findObjs({type: 'jukeboxtrack',title: '30 Seconds'})[0]; 
    track60 = findObjs({type: 'jukeboxtrack',title: '60 Seconds'})[0]; 
    display = findObjs({                              
        _pageid: pageid,
        _type: "text",
        top: pagetop,
        left: pageleft,
        layer: "map"
    })[0];
    if(!display) {
        createObj("text", {
            pageid: pageid,
            top: pagetop,
            left: pageleft,
            layer: "map",
            color: "rgb(255, 255, 255)",
            font_size: 56,
            font_family: "Contrail",
            text: state.timer["timercount"].toString()
        });
        display = findObjs({                              
            _pageid: pageid,
            _type: "text",
            top: pagetop,
            left: pageleft,
            layer: "map"
        })[0];
    }
    clocktimer = setInterval(interval, 1000);
}

var interval = function() {render(display);}

var render = function(display) {
    state.timer.timercount = state.timer.timercount - 1;
    var minutes = Math.floor(state.timer.timercount / 60);
    var seconds = state.timer.timercount - (minutes * 60);
    if(seconds < 10) {seconds = "0" + seconds};
    var output = minutes + ":" + seconds;
    var textcolor = state.timer.timercount > 60 ? "rgb(255, 255, 255)" : "rgb(206, 32, 41)";
    display.set({
        text: output,
        color: textcolor
    });
    if(state.timer.timercount < 1) {
        clearInterval(clocktimer);
        track30.set('playing',false);
        track60.set('playing',false);
    }
    else if(state.timer.timercount < 31) {
        if(track60 && track60.get('playing') === true) {
            track60.set('playing',false);
        }
        if(track30 && track30.get('playing') === false) {
            log(track30);
            track30.set({playing: true, loop: true, volume: 100});
        }
    }
    else if(state.timer.timercount < 61) {
        if(track60 && track60.get('playing') === false) {
            track60.set({playing: true, loop: true, volume: 100});
        }
//        if(track30 && track30.get('playing') === true) {
//            track30.set('playing',false);
//        }
    }
}