/*
 * 	easyListSplitter 1.0.2 - jQuery Plugin
 *	written by Andrea Cima Serniotti	
 *	http://www.madeincima.eu
 *
 *	Copyright (c) 2010 Andrea Cima Serniotti (http://www.madeincima.eu)
 *	Dual licensed under the MIT (MIT-LICENSE.txt)
 *	and GPL (GPL-LICENSE.txt) licenses.
 *
 *	Built for jQuery library
 *	http://jquery.com
 *
 */
 
 /*
    To activate the plugin add the following code to your own js file:
    
    $('.your-list-class-name').easyListSplitter({ 
            colNumber: 3,
            direction: 'horizontal'
    });
    
 */

var j = 1;
 
(function(jQuery) {
    jQuery.fn.easyListSplitter = function(options) {
    
    var defaults = {			
        colNumber: 2, // Insert here the number of columns you want. Consider that the plugin will create the number of cols requested only if there are enough items in the list.
        direction: 'vertical'
    };
            
    this.each(function() {
        
        var obj = jQuery(this);
        var settings = jQuery.extend(defaults, options);
        var totalListElements = jQuery(this).children('li').size();
        var baseColItems = Math.ceil(totalListElements / settings.colNumber);
        var listClass = jQuery(this).attr('class');
        
        // -------- Create List Elements given colNumber ------------------------------------------------------------------------------
        
        for (i=1;i<=settings.colNumber;i++)
        {	
            if(i==1){
                jQuery(this).addClass('listCol1').wrap('<div class="listContainer'+j+'"></div>');
            } else if(jQuery(this).is('ul')){ // Check whether the list is ordered or unordered
                jQuery(this).parents('.listContainer'+j).append('<ul class="listCol'+i+'"></ul>');
            } else{
                jQuery(this).parents('.listContainer'+j).append('<ol class="listCol'+i+'"></ol>');
            }
                jQuery('.listContainer'+j+' > ul,.listContainer'+j+' > ol').addClass(listClass);
        }
        
        var listItem = 0;
        var k = 1;
        var l = 0;	
        
        if(settings.direction == 'vertical'){ // -------- Append List Elements to the respective listCol  - Vertical -------------------------------
            
            jQuery(this).children('li').each(function(){
                listItem = listItem+1;
                if (listItem > baseColItems*(settings.colNumber-1) ){
                    jQuery(this).parents('.listContainer'+j).find('.listCol'+settings.colNumber).append(this);
                } 
                else {
                    if(listItem<=(baseColItems*k)){
                        jQuery(this).parents('.listContainer'+j).find('.listCol'+k).append(this);
                    } 
                    else{
                        jQuery(this).parents('.listContainer'+j).find('.listCol'+(k+1)).append(this);
                        k = k+1;
                    }
                }
            });
            
            jQuery('.listContainer'+j).find('ol,ul').each(function(){
                if(jQuery(this).children().size() == 0) {
                jQuery(this).remove();
                }
            });	
            
        } else{  // -------- Append List Elements to the respective listCol  - Horizontal ----------------------------------------------------------
            
            jQuery(this).children('li').each(function(){
                l = l+1;

                if(l <= settings.colNumber){
                    jQuery(this).parents('.listContainer'+j).find('.listCol'+l).append(this);
                    
                } else {
                    l = 1;
                    jQuery(this).parents('.listContainer'+j).find('.listCol'+l).append(this);
                }				
            });
        }
        
        jQuery('.listContainer'+j).find('ol:last,ul:last').addClass('last'); // Set class last on the last UL or OL	
        j = j+1;
        
    });
    };
})(jQuery);