window.timer = {};
timer.maxTime;
timer.timeLeft;
timer.paused = false;
timer.stopped = true;
timer.over = false;
timer.chime = false;

window.stopwatch = {};
stopwatch.begin;
stopwatch.time;
stopwatch.stopped = true;
stopwatch.paused = false;
stopwatch.laps = 0;


window.options = {
  timerType: "timerMode"
}


resetClock = function()
{
  stopwatch.stop();
  timer.stop();
  timer.over = true;
  $("#startStop").unbind("click");
  $("#timerPause").unbind("click");
  if (options.timerType == "timerMode")
  {
    $("#lapContainer").css("display", "none");
    $("#startStop").on("click", timer.toggleStartStop);
    $("#timerPause").on("click", timer.pause);    
    $("#timerSetup").css("display", "block");
  }
  if (options.timerType == "stopwatchMode")
  {
    $("#lapContainer").css("display", "block");
    $("#startStop").on("click", stopwatch.toggleStartStop);
    $("#timerPause").on("click", stopwatch.pause);
    $("#timerSetup").css("display", "none");
  }

  $("#timerPause").attr("disabled", true);
  $("h3 time").text("00:00:00");
}

stopwatch.addLap = function()
{
  $("#lapContainer label").text(++stopwatch.laps);
}

stopwatch.start = function()
{
  stopwatch.time = moment.duration(0);
  $("#startStop").val("Reset");
  $("#timerPause").attr("disabled", false);
  $("#timerPause").val("Pause");
  stopwatch.stopped = false;
  stopwatch.paused = false;
  stopwatch.laps = 0;
  $("#lapContainer label").text("0");
}

stopwatch.stop = function()
{
  stopwatch.time = moment.duration(0);
  $("#startStop").val("Start");
  $("#timerPause").attr("disabled", true);
  $("#timerPause").val("Pause");
  stopwatch.paused = false;
  stopwatch.stopped = true;
  stopwatch.laps = 0;
  $("#lapContainer label").text("0");
}

stopwatch.toggleStartStop = function()
{
  if (stopwatch.stopped)
    stopwatch.start();

  else
    stopwatch.stop();
}

stopwatch.pause = function()
{
  if (stopwatch.paused)
  {
    $("#timerPause").val("Pause");
    stopwatch.paused = false;
  }
  else
  {
    $("#timerPause").val("Unpause");
    stopwatch.paused = true;
  }
}

stopwatch.drawNumbers = function()
{
  $("h3 time").text(timer.format(stopwatch.time));
}

stopwatch.increment = function()
{
  if (!stopwatch.stopped && !stopwatch.paused)
    stopwatch.time.add(50, "milliseconds");
  if (stopwatch.time != undefined)
    stopwatch.drawNumbers();
}


timer.start = function()
{
  timer.begin = moment();
  timer.paused = false;
  timer.maxTime = moment().add($("#timerHours").val(), "hours").add($("#timerMinutes").val(), "minutes").add($("#timerSeconds").val(), "seconds").add(1, "seconds"); 
  timer.stopped = false;
  timer.over = false;
  timer.timeLeft = moment.duration(timer.maxTime.diff(timer.begin));
  $("#startStop").val("Reset");
  $("#timerPause").attr("disabled", false);
  $("#timerPause").val("Pause");
  document.getElementById("chime").currentTime=0;
}

timer.stop = function()
{
  timer.paused = false;
  timer.stopped = true;
  if (!timer.over)
  {
    timer.begin = moment();
    timer.maxTime = moment().add($("#timerHours").val(), "hours").add($("#timerMinutes").val(), "minutes").add($("#timerSeconds").val(), "seconds");
    timer.timeLeft = moment.duration(timer.maxTime.diff(timer.begin));
  }
  $("#startStop").val("Start");
  $("#timerPause").attr("disabled", true);
  document.getElementById("chime").pause();
  document.getElementById("chime").currentTime=0;
}

timer.pause = function()
{
  if (timer.paused)
  {
    $("#timerPause").val("Pause");
    timer.paused = false;
  }
  else
  {
    $("#timerPause").val("Unpause");
    timer.paused = true;
  }
}

timer.finish = function()
{
  timer.over = true;
  $("#timerPause").attr("disabled", true);
  if ($("#chimeBool").is(":checked"))
    document.getElementById("chime").play();
}

timer.wait = function()
{
  if (!timer.over)
    timer.finish();
}

timer.toggleStartStop = function()
{
  if (timer.stopped)
  {
    timer.start();
    console.log("timer started")
  }

  else timer.stop();
}

timer.drawNumbers = function()
{
  $("h3 time").text(timer.format(timer.timeLeft));
  if (timer.timeLeft.get("seconds") <= 0 && timer.timeLeft.get("minutes") <= 0 && timer.timeLeft.get("hours") <= 0)
  {
    $("h3 time").text("00:00:00");
    timer.wait();
  }
}

timer.format = function(prop)
{
  var ret = "";
  ret += timer.pad(prop.get("hours"));
  ret += ":"
  ret += timer.pad(prop.get("minutes"));
  ret += ":"
  ret += timer.pad(prop.get("seconds"));
  return ret;  
}

timer.pad = function(n)
{
  if (n <= 9)
    return "0" + n;
  else return n;
}

timer.increment = function()
{
  switch(options.timerType)
  {
    case "timerMode":
      if (!timer.stopped && !timer.paused && timer.format(timer.timeLeft) != undefined)
        timer.timeLeft.subtract(50, "milliseconds");

      if (timer.timeLeft != undefined)
        timer.drawNumbers();
      break;

    case "stopwatchMode":
      if (!stopwatch.stopped && !stopwatch.paused)
        stopwatch.time.add(50, "milliseconds");

      if (stopwatch.time != undefined)
        stopwatch.drawNumbers();
      break;
  }
}

window.updateFuncs = [ resetClock ];

$(document).ready(function(){
  initOption("#timerType");
  $("#addLap").on("click", stopwatch.addLap);
  $("#lapContainer").css("display", "none");
  $("#startStop").on("click", timer.toggleStartStop);
  $("#timerPause").on("click", timer.pause)
  $("#timerPause").attr("disabled", true);
  window.clock = setInterval(timer.increment, 50);
})