Pomodoro Clock

index.html

<div class='wrapper'>
  <div class='align-wrap'>
    <div class='align'>
      <div class='group'>
        <div class='left'>
          <h3 class='break'>break</h3>
          <h2><a id='breakMinus' href="#">-</a><span id='breakMinutes'></span><a id='breakPlus' href="#">+</a></h2>
        </div>
        <div class='right'>
          <h3 class='session'>session</h3>
          <h2><a id='sessionMinus' href="#">-</a><span id='sessionMinutes'></span><a id='sessionPlus' href="#">+</a></h2>
        </div>
      </div>
      <div class='clock'>
        <h1 class='timer' id='timer'></h1>
        <button class='button' id='start'>start</button>
        <button class='button left' id='pause'>pause</button>
        <button class='button right' id='reset'>reset</button>
        <button class='button' id='startBreak'>start</button>
        <button class='button left' id='pauseBreak'>pause</button>
        <button class='button right' id='resetBreak'>reset</button>
      </div>
    </div>
  </div>
</div>

pomodoro-clock.markdown

Pomodoro Clock

Horrid timer

A Pen by Socrates on CodePen.

License.

script.js

'use strict';

var countdown;
var delay = 1000;

var session = 25;
var rest = 5;
var sessionSeconds = session * 60;
var restSeconds = rest * 60;

var audioSession = new Audio('http://www.oringz.com/oringz-uploads/sounds-948-just-like-magic.mp3');
var audioBreak = new Audio('http://www.oringz.com/oringz-uploads/sounds-882-solemn.mp3');

var sessionMinutes = document.getElementById('sessionMinutes'),
  sessionMinus = document.getElementById('sessionMinus'),
  sessionPlus = document.getElementById('sessionPlus'),
  breakMinutes = document.getElementById('breakMinutes'),
  breakMinus = document.getElementById('breakMinus'),
  breakPlus = document.getElementById('breakPlus'),
  timer = document.getElementById('timer'),
  startSessionButton = document.getElementById('start'),
  pauseSessionButton = document.getElementById('pause'),
  resetSessionButton = document.getElementById('reset'),
  startBreakButton = document.getElementById('startBreak'),
  pauseBreakButton = document.getElementById('pauseBreak'),
  resetBreakButton = document.getElementById('resetBreak');

sessionMinutes.innerHTML = ' ' + session + ' ';
breakMinutes.innerHTML = ' ' + rest + ' ';
timer.innerHTML = session + ':00';
displaySession('', 'none', 'none');
displayBreak('none', 'none', 'none');

function startCountdown(seconds) {
  var minutes = parseInt(seconds / 60);
  var remainingSeconds = seconds % 60;
  if (remainingSeconds < 10) remainingSeconds = '0' + remainingSeconds;
  timer.innerHTML = minutes + ':' + remainingSeconds;
}

function startSession() {
  audioSession.play();
  timer.innerHTML = 'session';
  clearInterval(countdown);
  countdown = setInterval(function() {
    startCountdown(sessionSeconds);

    if (sessionSeconds === 0) {
      clearInterval(countdown);
      restSeconds = rest * 60;
      displaySession('none', 'none', 'none');
      startBreak();
    } else sessionSeconds--;
  }, delay);
  displaySession('none', '', '');
}

function startBreak() {
  audioBreak.play();
  timer.innerHTML = 'break';
  clearInterval(countdown);
  countdown = setInterval(function() {
    startCountdown(restSeconds);

    if (restSeconds === 0) {
      clearInterval(countdown);
      sessionSeconds = session * 60;
      displayBreak('none', 'none', 'none');
      startSession();
    } else restSeconds--;
  }, delay);
  displayBreak('none', '', '');
}

function pauseSession() {
  clearInterval(countdown);
  displaySession('', 'none', 'none');
  startSessionButton.innerHTML = 'resume';
}

function pauseBreak() {
  clearInterval(countdown);
  displayBreak('', 'none', 'none');
  startBreakButton.innerHTML = 'resume';
}

function resetSession() {
  pauseSession();
  sessionSeconds = session * 60;
  timer.innerHTML = session + ':00';
  startSessionButton.innerHTML = 'start';
}

function resetBreak() {
  pauseBreak();
  restSeconds = rest * 60;
  timer.innerHTML = rest + ':00';
  startBreakButton.innerHTML = 'start';
}

function subtractSession() {
  session--;
  if (session < 0) session = 0;
  sessionSeconds = session * 60;
  sessionMinutes.innerHTML = ' ' + session + ' ';
}

function subtractBreak() {
  rest--;
  if (rest < 0) rest = 0;
  restSeconds = rest * 60;
  breakMinutes.innerHTML = ' ' + rest + ' ';
}

function addSession() {
  session++;
  sessionSeconds = session * 60;
  sessionMinutes.innerHTML = ' ' + session + ' ';
}

function addBreak() {
  rest++;
  restSeconds = rest * 60;
  breakMinutes.innerHTML = ' ' + rest + ' ';
}

function displaySession(start, pause, reset) {
  startSessionButton.style.display = start;
  pauseSessionButton.style.display = pause;
  resetSessionButton.style.display = reset;
}

function displayBreak(start, pause, reset) {
  startBreakButton.style.display = start;
  pauseBreakButton.style.display = pause;
  resetBreakButton.style.display = reset;
}

sessionMinus.addEventListener('click', subtractSession);
sessionPlus.addEventListener('click', addSession);
breakMinus.addEventListener('click', subtractBreak);
breakPlus.addEventListener('click', addBreak);
startSessionButton.addEventListener('click', startSession);
pauseSessionButton.addEventListener('click', pauseSession);
resetSessionButton.addEventListener('click', resetSession);
startBreakButton.addEventListener('click', startBreak);
pauseBreakButton.addEventListener('click', pauseBreak);
resetBreakButton.addEventListener('click', resetBreak);

style.css

@import url('https://fonts.googleapis.com/css?family=Lato:300,400');

body {
    background: #F44336;
    padding: 0;
    margin: 0;
}
h1,
h2,
h3 {
    color: white;
    font-family: 'Lato';
    font-weight: 300;
    line-height: 1.1;
    letter-spacing: 0.025em;
    text-transform: uppercase;
    padding: 0;
    margin: 0;
}
a {
    color: white;
    text-decoration: none;
    opacity: 0.7;
}
a:hover {
    opacity: 1;
}
.wrapper {
    margin: 0 auto;
    width: 300px;
    height: 100vh;
}
.align-wrap {
    width: 100%;
    height: 100%;
    display: table;
}
.align {
    display: table-cell;
    vertical-align: middle;
    text-align: center;
}
.group {
    height: 55px;
}
.left {
    float: left;
}
.right {
    float: right;
}
.clock {
    width: 300px;
    height: 300px;
    vertical-align: middle;
    display: table-cell;
}
.timer {
    padding: 110px 0;
    font-weight: 400;
    font-size: 4em;
}
.button {
    width: 100px;
    height: 45px;
    border: solid thin white;
    text-transform: uppercase;
    background: transparent;
    color: white;
}
.button:hover {
    background: white;
    color: #F44336;
}
.button:focus {
    outline: none;
}