/// <reference path="jquery-1.5.1.min.js" />

/*
* Google Calendar feed reader - plugin to get upcoming events from a *public* google calendar
* Parameters: FeedUri, MaxResults & DisplayCount
* README: Make sure that your gCal feed url end with "/public/full".
* @version 1.0
*/

String.prototype.format = function () {
  var args = arguments;
  return this.replace(/\{\{|\}\}|\{(\d+)\}/g, function (m, n) {
    if (m == "{{") { return "{"; }
    if (m == "}}") { return "}"; }
    return args[n];
  });
};

(function ($) {
    //Add gcal element
    

    //Resize image on ready or resize
    $.gCalReader = function (options) {
        //Default settings
        var settings = {
            feedUri: 'http://www.google.com/calendar/feeds/en.usa%23holiday%40group.v.calendar.google.com/public/full',
            maxresults: 20,
            displayCount: 1,
            id: "#gcal",
            title: '{0} next results'
        };

        var feedUri = options.feedUri;
        if (feedUri.indexOf("public/full") == -1) {
            feedUri = settings.feedUri;
        }

        var options = $.extend(settings, options);

        function _run() {
            google.gdata.client.init(function() {});
            var calendarService = new google.gdata.calendar.CalendarService('GoogleInc-jsguide-1.0');

            // The "public/full" feed is used to retrieve events from the named public calendar with full projection.
            var query = new google.gdata.calendar.CalendarEventQuery(feedUri);
            query.setOrderBy('starttime');
            query.setSortOrder('ascending');
            query.setFutureEvents(true);
            query.setSingleEvents(true);
            query.setMaxResults(options.maxresults);

            var callback = function (result) {

                var entries = result.feed.getEntries();
                $(options.id).html('');
                if (options.displayCount) {
                    $(options.id).html('<h3>' + options.title.format([entries.length]) + '</h3>');
                }
                $(options.id).append('<ul class="eventlist"></ul>');

                for (var i = 0; i < entries.length; i++) {
                    var eventEntry = entries[i];
                    var eventTitle = eventEntry.getTitle().getText();
                    var startDateTime = null;
                    var eventDate = null;
                    var eventWhere = null;
                    var eventContent = eventEntry.getContent().getText();

                    var times = eventEntry.getTimes();
                    if (times.length > 0) {
                        startDateTime = times[0].getStartTime();
                        eventDate = startDateTime.getDate();
                    }

                    var d_names = options.d_names;
                    var m_names = options.m_names;

                    var d = eventDate;
                    var curr_hour = d.getHours();
                    var curr_min = d.getMinutes();
                    curr_min = curr_min + "";

                    if (curr_min.length == 1) {
                        curr_min = "0" + curr_min;
                    }

                    var time = curr_hour + ':' + curr_min;
                    var location = eventEntry.getLocations();
                    var eventWhere = location[0].getValueString();

                    var eventhtml = '<section class="vevent"><span class="summary">' + eventTitle + '</span><time class="dtstart" datetime="' + eventDate.toISOString() + '">' + eventDate.toLocaleDateString() + ', ' + eventDate.toLocaleTimeString() + '</time><span class="location">' + eventWhere + '</span>' + eventContent + '</section>';
                    $(options.id + ' .eventlist').append('<li>' + eventhtml + '</li>');
                }
            };

            // Error handler to be invoked when getEventsFeed() produces an error
            var handleError = function (error) {
                $(options.id).html('<pre>' + error + '</pre>');
            };

            // Submit the request using the calendar service object
            calendarService.getEventsFeed(query, callback, handleError);
        }
        google.setOnLoadCallback(_run);

        $(window).load(function () {

        }); 	//End window load
    };

})(jQuery);