really simple task manager internals

autofocus.js

var autofocus = autofocus || {};

autofocus.tasks = [];
autofocus.colours = {};

autofocus.save = function() {
  localStorage.tasks = JSON.stringify(autofocus.tasks);
}

autofocus.load = function() {
  if (localStorage.tasks) {
    autofocus.tasks = JSON.parse(localStorage.tasks);
    for (var i = 0; i < tasks.length; i++) {
      autofocus.displayTask(tasks[i]);
    }
  }
}

autofocus.createTask = function(raw) {
  var task = {};
  task.id = Date.now();
  task.raw = raw;
  task.text = raw.replace(/#\S*/g, '');
  task.tags = raw.match(/#\S*/g);
  task.status = "active";
  autofocus.tasks.push(task);
  autofocus.save();
  return task;
}

autofocus.generateTags = function(tags) {
  var text = '';
  if (!tags) {
    return text;
  }
  for (var i = 0; i < tags.length; i++) {
    var colour = (autofocus.colours[tags[i]] !== undefined) ?  autofocus.colours[tags[i]] : Math.floor(Math.random()*4);
    autofocus.colours[tags[i]] = colour;
    text += ' <span class="label label-'+colour+'">'+h(tags[i].replace('#',''))+'</span>';
  }
  return text;
}

autofocus.displayTask = function(task) {
  var html = $("<li>"+task.text+"</li>");
  html.append(autofocus.generateTags(task.tags));

  if (task.status == "active") {
    html.click(function() {
      $(".tasks-completed").prepend($(this));
      autofocus.completeTask(task.id);
      $(this).unbind();
    });
    $(".tasks").append(html);
  }
  else {
    $(".tasks-completed").append(html);
  }
}

autofocus.completeTask = function(id) {
  for (var i = 0; i < tasks.length; i++) {
    if (tasks[i].id == id) {
      var task = tasks[i];
      task.status = "complete";
      tasks.splice(i,1);
      tasks.unshift(task);
      autofocus.save();
    }
  }
}

autofocus.addTask = function() {
  var task = autofocus.createTask($("#add-input").val());
  autofocus.displayTask(task);
  $("#add-input").val('')
}

autofocus.init = function() {
  $('#add-input').keydown(function (event) {
      var keypressed = event.keyCode || event.which;
      if (keypressed == 13) {
        autofocus.addTask();
      }
  });

  $("#add-button").click(function() {
    autofocus.addTask();
  })
}

$(function() {

  autofocus.load();
  autofocus.init();

});