producteev.dateHelper.js

producteevApp.dateHelper = function (date, region, timezoneOffset)
{
    //For timezone handling, check: http://stackoverflow.com/questions/10438579/getting-moment-js-to-show-datetimes-appropriate-to-info-being-viewed
    //TODO: test this function for cross browser compatibility
    //example : moment("2013-01-15T06:34:09+0000");
    var momentInstance = moment(date);
    momentInstance = (momentInstance && momentInstance.isValid()) ? momentInstance : moment(); //valid date || now()
    if (_.isUndefined(timezoneOffset)) {
        throw ("timezoneOffset not defined");
    }
    //Reset the moment to the UTC time
    momentInstance.add('minutes', moment().zone());
    //Set the moment to the user timezoneOffset time
    momentInstance.add('seconds', timezoneOffset);


    //first region will be the defualt region
    var regions = ['us', 'eu'];

    region = (regions.indexOf(region) > -1) ? region : regions[0];

    var formats = {
        'us': {
            'dateHumanFriendly':'ddd, MMMM D', //Fri, January 13
            'date': 'MM/DD/YYYY',              //12/31/2012
            'dateTime': 'MM/DD/YYYY - hh:mma', //12/31/2012 - 03:30pm
            'time': 'hh:mma',                  //03:30pm
            'jqueryTimePicker': 'hh:mma'       //03:30pm
        },
        'eu': {
            'dateHumanFriendly':'ddd, MMMM D', //Fri, January 13
            'date': 'DD/MM/YYYY',              //31/12/2013
            'dateTime': 'DD/MM/YYYY - hh:mma', //31/12/2013 - 15:30pm
            'time': 'HH:mm',                   //23:30
            'jqueryTimePicker': 'HH:mm'        //23:30
        }
    };

    var jqueryTimePickerFormatStrings = {
        'us': 'h:ia',
        'eu': 'H:i'
    };

    this.getHumanFriendy = function() {
      var format = formats[region]['dateHumanFriendly'];

      return momentInstance.format(format);
    };

    this.getDate = function() {
      var format = formats[region]['date'];

      return momentInstance.format(format);
    };

    this.getDateTime = function() {
      var format = formats[region]['dateTime'];

      return momentInstance.format(format);
    };

    this.getTime = function() {
        var format = formats[region]['time'];

    return momentInstance.format(format);
    };

    this.jqueryTimePickerFormat = function() {
        var format = jqueryTimePickerFormatStrings[region];

        return format;
    };

    this.getAgo = function() {
        var momentNow = moment();

        return momentInstance.from(momentNow);
    };

};