$(document).ready(function(){
	//view more topic
	$('.view-more-topic a').click(function(){
		$('.content-middle-topics').css('max-height','20000px');
		//$(this).css('display','none');
		var quantity = $('.lesson-item').length;
		
        var link = $(this).attr('link')
        $.ajax({
            url: link,
            data: {
				start: quantity
			},
            type: "POST"

        }).success(function(data) {
			if(data != ''){
				$('.content-middle-topics').append(data);
			}else{
				$('.view-more-topic a').css('display','none');
			}
            
        });
	});
	//view more product intro
	$('.view-more-intro a').click(function(){
		$('.middle-intro-group-content').css('max-height','20000px');
		$(this).css('display','none');
	});
	//change product type
	$('.product-item-check').click(function(){
		var val = $(this).attr('val');
		$('.product-type').val(val);
		$('.product-item-check').removeClass('check-active');
		$(this).addClass('check-active');
	});

	// Scroll spy
    $('.header-scroll[scroll-target]').click(function(event) {

        $('.header-scroll[scroll-target].tab-active').removeClass('tab-active');
        $(this).addClass('tab-active');

        var target = $(this).attr('scroll-target');
        var positionTop = parseInt($(this).attr('scroll-position-top'));
        var position = $("#" + target).offset().top;

        $('html,body').animate({
            scrollTop: position - positionTop
        });



    });


    // Scroll
    $(document).scroll(function(){

        var docViewTop = $(window).scrollTop();

        for (var i = $('.header-scroll[scroll-target]').length - 1; i >= 0; i--) {
            var el = $('.header-scroll[scroll-target]')[i];

            var target = $(el).attr('scroll-target');
            var positionTop = parseInt($(el).attr('scroll-position-top'));
            var position = $("#" + target).offset().top;

            if( (position - positionTop - 100) <= docViewTop ){
                $('.header-scroll[scroll-target].tab-active').removeClass('tab-active');
                $(el).addClass('tab-active');
                break;
            }
        };

        var contentPos = $('.library-content-middle').offset().top;
        var footerPos = $('.footer-container').offset().top;
        if(docViewTop >= contentPos && docViewTop < (footerPos - 450)){
        	$('.library-detail-content').addClass('scroll-active');
        }else{
        	$('.library-detail-content').removeClass('scroll-active');
        }


    });
});

var tUser;
var isStoped = false;
function stopGetUserProduct() {
    isStoped = true;
    clearTimeout(tUser);
}
function getUserProduct(){
    if(!isStoped){
        tUser = setTimeout(function(){
            var link = $('.product-user').attr('link')
            $.ajax({
                url: link,
                data: {
                },
                type: "POST"

            }).success(function(data) {
                if(data != ''){
                    $('.product-user').css({'bottom':'-200px','opacity':0});

                    $('.product-user').html(data);
                    $('.product-user').animate({'bottom':'15px','opacity':0.9}, 1300);
                    setTimeout(function(){
                        $('.product-user').animate({'bottom':'-200px','opacity':0}, 1300);
                        getUserProduct();
                    },15000)
                }
                
            });
        },15000);
    }
    
}