/**
 * jCalendar 0.5
 *
 * Some code based on jQuery Date Picker (http://kelvinluck.com/assets/jquery/datePicker/)
 *
 * Copyright (c) 2007 Theodore Serbinski (http://tedserbinski.com)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 */
jQuery.jcalendar = function() {
	var months = ['Январь', 'Февраль', 'Март', 'Апрель', 'Май', 'Июнь', 'Июль', 'Август', 'Сентябрь', 'Октябрь', 'Ноябрь', 'Декабрь'];
	var days = ['В', 'П', 'В', 'С', 'Ч', 'П', 'С'];
	var navLinks = {t:'Сегодня'};
	var _firstDayOfWeek;
	var _firstDate;
	var _lastDate;

	var _drawCalendar = function(dateIn, a, day, month, year) {
	  var today = new Date();
	  var d;
	  var emptyT = '<td class="emptyT"><!--  --></td>';
	  var emptyTc = '<td colspan="4"><!--  --></td>';
	  var emptyTc2 = '<td colspan="5"><!--  --></td>';

		if (dateIn == undefined) {
			// start from this month.
			d = new Date(today.getFullYear(), today.getMonth(), 1);
		}
		else {
			d = dateIn;
			d.setDate(1);
		}

		// check that date is within allowed limits
		if ((d.getMonth() < _firstDate.getMonth() && d.getFullYear() == _firstDate.getFullYear()) || d.getFullYear() < _firstDate.getFullYear()) {
			d = new Date(_firstDate.getFullYear(), _firstDate.getMonth(), 1);
		}
		else if ((d.getMonth() > _lastDate.getMonth() && d.getFullYear() == _lastDate.getFullYear()) || d.getFullYear() > _lastDate.getFullYear()) {
			d = new Date(_lastDate.getFullYear(), _lastDate.getMonth(), 1);
		}

		var firstMonth = true;
		var firstDate = _firstDate.getDate();

		// create prev and next links
		if (!(d.getMonth() == _firstDate.getMonth() && d.getFullYear() == _firstDate.getFullYear())) {
			// not in first display month so show a previous link
			firstMonth = false;
			//var prevMonthLinkVal = d.getMonth() ? d.getMonth() - 1 : 11;
			var lastMonth = d.getMonth() == 0 ? new Date(d.getFullYear()-1, 11, 1) : new Date(d.getFullYear(), d.getMonth()-1, 1);
			/*var prevLink = jQuery('<td colspan="4" class="prev-link"><a href="" class="anh"><span>' + months[prevMonthLinkVal] + '</span></a></td>').click(function() {
				jQuery.jcalendar.changeMonth(lastMonth, this, day, month, year);
				return false;
			});*/

			/*var cPrevYear = prevMonthLinkVal == 11 ? d.getFullYear()-1:d.getFullYear();

			if((eventsObj[parseInt(cPrevYear)] == undefined || eventsObj[parseInt(cPrevYear)] != undefined) &&
				eventsObj[parseInt(cPrevYear)][parseInt(prevMonthLinkVal+1)] == undefined) {
				$('a', prevLink).addClass("notactive");
			}*/
		} else {
			prevLink = emptyTc;
		}

		var finalMonth = true;
		var lastDate = _lastDate.getDate();

		if (!(d.getMonth() == _lastDate.getMonth() && d.getFullYear() == _lastDate.getFullYear())) {
			// in the last month - no next link
			finalMonth = false;
			/*var nextMonth = new Date(d.getFullYear(), d.getMonth()+1, 1);
			var nextMonthLinkVal = (d.getMonth()+1)%12;
			var nextLink = jQuery('<td colspan="5" class="next-link"><a href="" class="anh"><span>'+ months[nextMonthLinkVal] + '</span></a></td>').click(function() {
				jQuery.jcalendar.changeMonth(nextMonth, this, day, month, year);
				return false;
			});*/

/*			var cNextYear = nextMonthLinkVal == 0 ? d.getFullYear()+1:d.getFullYear();

			if((eventsObj[parseInt(cNextYear)] == undefined || eventsObj[parseInt(cNextYear)] != undefined) &&
				eventsObj[parseInt(cNextYear)][parseInt(nextMonthLinkVal+1)] == undefined) {
				$('a', nextLink).addClass("notactive");
			}*/
		} else {
			nextLink = emptyTc2;
		}

		var headRow = jQuery("<tr><th><!--  --></th></tr>");
		for (var i=_firstDayOfWeek; i<_firstDayOfWeek+7; i++) {
			var weekday = i%7;
			var wordday = days[weekday];
			headRow.append('<th scope="col" abbr="'+ wordday +'" title="'+ wordday +'" class="'+ (weekday == 0 || weekday == 6 ? 'weekend' : 'weekday') +'">'+ wordday +'</th>');
		}
		headRow.append("<th><!--  --></th>");
		headRow = jQuery("<thead></thead>").append(headRow);

		var tBody = jQuery("<tbody></tbody>");
		var lastDay = (new Date(d.getFullYear(), d.getMonth()+1, 0)).getDate();
		var curDay = _firstDayOfWeek - d.getDay();
		if (curDay > 0) curDay -= 7;

		var todayDate = today.getDate();
		var thisMonth = d.getMonth() == today.getMonth() && d.getFullYear() == today.getFullYear();

		do {
 		  var thisRow = jQuery("<tr></tr>");
		  thisRow.append(emptyT);

  		for (var i=0; i<7; i++) {
  			var weekday = (_firstDayOfWeek + i) % 7;
  			var atts = {'class':(weekday == 0 || weekday == 6 ? 'weekend ' : 'weekday ')};
			/*
			if(moonDays[parseInt(d.getFullYear())] != undefined &&
				moonDays[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)] != undefined && 
				moonDays[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1] != undefined){
				
				if (thisMonth && curDay+1 != todayDate && eventsObj[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1] == undefined)
					atts['class'] +=moonDays[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1];
			}
			*/

  			if (curDay < 0 || curDay >= lastDay) {
  				dayStr = ' ';
  			}
  			else if (firstMonth && curDay < firstDate-1) {
  				dayStr = curDay+1;
  				atts['class'] += 'inactive';
  			}
  			else if (finalMonth && curDay > lastDate-1) {
  				dayStr = curDay+1;
  				atts['class'] += 'inactive';
  			}
  			else {
  				d.setDate(curDay+1);

				if(eventsObj[parseInt(d.getFullYear())] != undefined &&
				   eventsObj[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)] != undefined &&
				   eventsObj[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1] != undefined) {
					
					if(moonDays[parseInt(d.getFullYear())] != undefined &&
						moonDays[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)] != undefined && 
						moonDays[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1] != undefined){
						
						span_class=moonDays[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1];
								dayStr = jQuery('<a class="'+span_class+'" href="' + eventsObj[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1] + '/" rel="'+ d +'" onclick="GoToTraining(\''+ eventsObj[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1] +'\'); return false;" >'+ (curDay+1) +'</a>');
					
					} else {
					
					dayStr = jQuery('<a href="' + eventsObj[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1] + '/" rel="'+ d +'" onclick="GoToTraining(\''+ eventsObj[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1] +'\'); return false;" >'+ (curDay+1) +'</a>');
					
					}
				
				
				
				} else {

						if(moonDays[parseInt(d.getFullYear())] != undefined &&
						  moonDays[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)] != undefined && 
						  moonDays[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1] != undefined){
							
							span_class=moonDays[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1];
							dayStr = jQuery('<span class="'+span_class+'">'+ (curDay+1) +'</span>');

						} else { 
							dayStr = jQuery('<span>'+ (curDay+1) +'</span>');
						}
				}

  			}

  			if (thisMonth && curDay+1 == todayDate) {
  				atts['class'] += ' today';
							
				
				if (eventsObj.__count__ == undefined || eventsObj.__count__==0)
				{
					dayStr = jQuery('<span>' + (curDay+1) + '</span>');	
				}else{			
					if (eventsObj[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)] == undefined){
						 dayStr = jQuery('<span>' + (curDay+1) + '</span>');
					}else{
						if (eventsObj[parseInt(d.getFullYear())][parseInt(d.getMonth()+1)][curDay+1] != undefined){
							dayStr = jQuery('<span class="jsp">' + (curDay+1) + '</span>');
						}else{
							dayStr = jQuery('<span class="phase1">' + (curDay+1) + '</span>');
						}
						
					}
				}

  			}
  			thisRow.append(jQuery("<td></td>").attr(atts).append(dayStr));
  			curDay++;
		}
			thisRow.append(emptyT);
			tBody.append(thisRow);

		} while (curDay < lastDay);
/*
		var todayLinkVal = '<strong>' + months[d.getMonth()] +'</strong> '+ d.getFullYear();

		var tFoot = jQuery("<tfoot></tfoot>");
		var tFootRow = jQuery("<tr></tr>").append(prevLink).append(nextLink);
		tFoot.append(tFootRow);*/

/* months list */

		//chMonth = new Date(d.getFullYear(), d.getMonth()-1, 1);
		//chMonth = new Date(d.getFullYear(), 3, 1);
		var mList = jQuery('<select class="jfl"></select>').change(function(){
				chDate = new Date(d.getFullYear(), $(this).val(), 1);
				jQuery.jcalendar.changeMonth(chDate, this, day, month, year);
				return false;
			});;
		//var mList = jQuery('<select id="jmo" class="jfl"></select>');
		var msele = "";
		for (var i=0; i<months.length; i++){
			if (months[d.getMonth()] == months[i]){
				msele += '<option value="' + i + '" selected="selected">' + months[i] + '</option>\n';
			}else{
				msele += '<option value="' + i + '">' + months[i] + '</option>\n';
			}
		}
		mList.append(msele);

/* months list */

/* years list */

		var yList = jQuery('<select class="jfr"></select>').change(function(){
				chDate = new Date($(this).val(), d.getMonth(), 1);
				jQuery.jcalendar.changeMonth(chDate, this, day, month, year);
				return false;
			});;
		//var yList = jQuery('<select id="jmo" class="jfr"></select>');
		var ysele = "";
		for (i in eventsObj){
			if (d.getFullYear() == i){
				ysele += '<option value="' + i + '" selected="selected">' + i + '</option>\n';
			}else{
				ysele += '<option value="' + i + '">' + i + '</option>\n';
			}
		}
		yList.append(ysele);

/* years list */

		jQuery('div.jcalendar').html('<table class="jtab" border="0"><tr><td class="jbg"><div><!--  --></div></td><td class="jbg3"><!--  --></td><td class="jbg2"><div><!--  --></div></td></tr><tr><td class="jcbg"><!--  --></td><td class="jtabTD"></td><td class="jcbg"><!--  --></td></tr><tr><td class="jbg4"><div><!--  --></div></td><td class="jbg3"><!--  --></td><td class="jbg5"><div><!--  --></div></td></tr></table>');
		jQuery('div.jcalendar .jtab .jtabTD').html('<div class="jpick"><div style="width:100%;"></div></div><table class="jcal" border="0"></table>');
		//jQuery('div.jcalendar').html('<p class="cur-month"></p><table class="jcal" border="1"></table>');

		jQuery('div.jcalendar .jpick div').append(mList,yList);
		jQuery('div.jcalendar .jpick div').append('<div class="cleaner"><!--  --></div>');
		//jQuery('div.jcalendar .cur-month').append(todayLinkVal);
		//jQuery('div.jcalendar table.jcal').append(headRow,tFoot,tBody);
		jQuery('div.jcalendar table.jcal').append(headRow,tBody);
	};

	return {
		show: function(a) {
 			_firstDate = a._startDate;
			_lastDate = a._endDate;
			_firstDayOfWeek = a._firstDayOfWeek;

			// pass in the selected form date if one was set
			var selected;

			_drawCalendar(selected, a);
		},
		changeMonth: function(d, e) {
			_drawCalendar(d, e);
		},

		setLanguageStrings: function(aDays, aMonths, aNavLinks) {
			days = aDays;
			months = aMonths;
			navLinks = aNavLinks;
		},

		setDateWindow: function(i, w)  {
			if (w == undefined) w = {};

  			dateParts = w.startDate.split('-');
  			i._startDate = new Date(dateParts[2], Number(dateParts[1])-1, Number(dateParts[0]));

  			dateParts = w.endDate.split('-');
  			i._endDate = new Date(dateParts[2], Number(dateParts[1])-1, Number(dateParts[0]));

			i._firstDayOfWeek = w.firstDayOfWeek == undefined ? 1 : w.firstDayOfWeek;
		}
	};
}();

jQuery.fn.jcalendar = function(a) {
	this.each(function() {

	$('div.jcalendar-selects').after('<div class="jcalendar"></div>');
		jQuery.jcalendar.setDateWindow(this, a);
		jQuery.jcalendar.show(this);

	});
	return this;
};