Little underscore-based schedule service.

schedule-factory.js

(function() {

  'use strict';

  function scheduleFactory($log, $q, events) {

    /*
     * NOTE: This method organizes the list of event data
     * into a nested list for schedule iteration.
     * Days > Times > Events
     * */
    return {

      _serialize: function _serialize(fortName) {

        var fortEvents = events.cache
          .filter(function (event) {
            if (event.EventType === fortName) {
              return events;
            }
          });

        return _.chain(fortEvents)
          .groupBy(function (event) {
            return event.EventStart.split(" ")[0];
          })
          .map(function (events, day) {
            return {day: day, events: events};
          })
          .sortBy(function (event) {
            return event.day.split("-")[2];
          })
          .map(function (day) {
            day.times = _.chain(day.events)
              .groupBy(function (event) {
                return event.EventStart.split(" ")[1];
              })
              .map(function (events, time) {
                //return {time: time, events: events};
                return {time: {label:time, fulldate: events[0].EventStart}, events: events};
              })
              .sortBy(function (time) {
                return time.time.label.split(":")[0];
              })
              .value();

            delete day.events;

            return day;
          })
          .value();

      },

      build: function build(fortName) {

        var dfd = $q.defer();
        var self = this;

        events.getAll()
          .then(function() {
            dfd.resolve(self._serialize(fortName));
          })
          .catch(function (err) {
            $log.warn(err);
            dfd.reject(err);
          });

        return dfd.promise;

      }

    };

  }

  angular.module('TMF15')
    .factory('schedule', scheduleFactory);

})();