/*	/js/sweetPages.js
*/


/*******	SWEETPAGES	********/
(function($){

// Creating the sweetPages jQuery plugin:
$.fn.sweetPages = function(opts){
	// If no options were passed, create an empty opts object
	if(!opts) opts = {};

	var resultsPerPage = opts.perPage || 5;
	console.log("sweet..."+opts);
	console.log("sweet..."+resultsPerPage);

	// The plugin works best for unordered lists,
	// although OLs would do just as well:
	//	페이지분할 리스트는 무조건 ul>li 형식을 지킨다.
	var ul = this;
	var li = ul.find('li');

	li.each(function(){
		// Calculating the height of each li element,
		// and storing it with the data method:

		var el = $(this);
		el.data('height',el.outerHeight(true));
		console.log("li...");
	});

	// Calculating the total number of pages:
	var pagesNumber = Math.ceil(li.length/resultsPerPage);
	console.log("sweet resultsPerPage..."+resultsPerPage);
	console.log("sweet pagesNumber..."+pagesNumber);

	// If the pages are less than two, do nothing:
	if(pagesNumber<2) return this;

	// Creating the controls div:
	var swControls = $('<div class="swControls">');

	//	리스트를 페이지분량씩 잘라서 wrap 해준다.
	for(var i=0;i<pagesNumber;i++) {
		// Slice a portion of the li elements, and wrap it in a swPage div:
		li.slice(i*resultsPerPage,(i+1)*resultsPerPage).wrapAll('<div class="swPage" />');

		// Adding a link to the swControls div:
		swControls.append('<a href="" class="swShowPage">'+(i+1)+'</a>');
	}

	ul.append(swControls);

		var maxHeight = 0;
	var totalWidth = 0;

	var swPage = ul.find('.swPage');
	swPage.each(function(){

		// Looping through all the newly created pages:

		var elem = $(this);

		var tmpHeight = 0;
		elem.find('li').each(function(){tmpHeight+=$(this).data('height');});

		if(tmpHeight>maxHeight)
			maxHeight = tmpHeight;

		totalWidth+=elem.outerWidth();

		elem.css('float','left').width(ul.width());
	});

	swPage.wrapAll('<div class="swSlider" />');

	// Setting the height of the ul to the height of the tallest page:
	//ul.height(maxHeight);

	var swSlider = ul.find('.swSlider');
	swSlider.append('<div class="clear" />').width(totalWidth);

	var hyperLinks = ul.find('a.swShowPage');

	hyperLinks.click(function(e){

		// If one of the control links is clicked, slide the swSlider div
		// (which contains all the pages) and mark it as active:

		$(this).addClass('active').siblings().removeClass('active');

		swSlider.stop().animate({'margin-left': -(parseInt($(this).text())-1)*ul.width()},'slow');
		e.preventDefault();
	});

	// Mark the first link as active the first time the code runs:
	hyperLinks.eq(0).addClass('active');

	// Center the control div:
	swControls.css({
		'left':'50%',
		'margin-left':-swControls.width()/2
	});

	return this;

}})(jQuery);