main.js

var $      = require('jquery');
var Q      = require('q');
var moment = require('moment');

// iCal date parser
// --------------------------------------
function ICalDateParser(d)
{
  this._date      = d;
  this.parsedDate = null;
}

ICalDateParser.prototype.parse = function()
{
  var date = this._date;

  var year   = date.substr(0, 4);
  var month  = parseInt(date.substr(4, 2), 10) -1;
  var day    = date.substr(6, 2);
  var hour   = date.substr(9, 2);
  var minute = date.substr(11, 2);
  var second = date.substr(13, 2);

  this.parsedDate = new Date(year, month, day, hour, minute, second);
  
  return this.parsedDate;
};

// Schedule class
// --------------------------------------
function Schedule()
{
  this._games   = [];
  this.games    = [];
  this.isLoaded = Q.defer();
}

Schedule.SCHEDULE_URL = './schedule.json';
Schedule.TEAM         = 'Mud Dohgs';

Schedule.prototype.fetchData = function(url)
{
  var _this = this;
  $.get(url)
  .then(function(resp) {
    _this.isLoaded.resolve(resp);
  });
};

Schedule.prototype.filterByTeam = function(team)
{
  var f = [];

  var _this = this;
  this._games.forEach(function(g) {
    if (!~~g.teams.indexOf(team)) {
      var game = $.extend(true, new Game(), g);
      game.opponent = _this.parseOpponent(g, team);
      f.push(game);
    }
  });
  
  this.games = f;
};

Schedule.prototype.parseOpponent = function(game, team)
{
  var teamIndex = game.teams.indexOf(team);
  var opponentIndex = (teamIndex) === 1 ? 0 : 1;
  return game.teams[opponentIndex];
};

// Game class
// --------------------------------------
function Game()
{
}

// ScheduleParser class
// --------------------------------------
function ScheduleParser(s)
{
  this._schedule = s;
  this.games     = [];
}

ScheduleParser.prototype.parse = function()
{
  var games = this._schedule.VCALENDAR[0].VEVENT;

  var _this = this;
  games.forEach(function(g) {
    var game = new Game();
    game.date  = moment(_this.parseDate(g));
    game.teams = _this.parseTeams(g);
    game.park  = _this.parsePark(g);
    game.field = _this.parseField(g);

    _this.games.push(game);
  });
  
  return this;
};

ScheduleParser.prototype.setupSchedule = function(s) {
  s._games = this.games;
  s.games  = this.games;
};

ScheduleParser.prototype.parseDate = function(g)
{
  return new ICalDateParser(g.DTSTART).parse();
};

ScheduleParser.prototype.parseTeams = function(g)
{
  return g.SUMMARY.split(' vs. ');
};

ScheduleParser.prototype.parsePark = function(g)
{
  return g.DESCRIPTION.split(' - ')[0];
};

ScheduleParser.prototype.parseField = function(g)
{
  return parseInt(g.DESCRIPTION.split(' - ')[1], 10);
};


// IMPLEMENTATION
// --------------------------------------
var schedule = new Schedule();
schedule.fetchData(Schedule.SCHEDULE_URL);

schedule.isLoaded.promise
.then(function(data) {
  new ScheduleParser(data)
    .parse()
    .setupSchedule(schedule);
  
  schedule.filterByTeam(Schedule.TEAM);
  console.log(schedule);
});

$(function() {
  console.log('Dom ready');
});