(function( $ ) {

var modOffers = function(element, options){

var settings = $.extend({}, $.fn.modOffers.defaults, options);


var vars = {
			'widthContainer' : 0,
			'divOfferWidth' : 0,
			'countOffer' : 0,
			'countP' : 3,
			'pos' : 0,
			'ofertyDetail' : null,
			'widthAll' : 0,
			'isRun':false
			};


vars.countOffer = $(element).find('.oferta').length;
vars.ofertyDetail = $(element).find('.ofertyDetail');

var aNext = $('<a>');
$(aNext).addClass('aNext');
$(aNext).attr('href','#empty-anchor');
//$(aNext).css('display','none');



var aPrev = $('<a>'); 
$(aPrev).addClass('aPrev');
$(aPrev).attr('href','#empty-anchor');
//$(aPrev).css('display','none');


$(aNext).on('click',function(e){
if(!vars.isRun) return false;

var p = vars.pos;


var przesun = vars.widthContainer;
var leftDiv = parseInt(vars.ofertyDetail.css('left'));
var leftDivAbs = Math.abs(parseInt(vars.ofertyDetail.css('left')));



var ileLeft = przesun+leftDivAbs;
	
if(vars.widthAll - ileLeft == 0) przesun = vars.widthAll;
if(vars.widthAll-(leftDivAbs+przesun) < vars.widthContainer) przesun = vars.widthAll-(leftDivAbs+przesun);
		
$(vars.ofertyDetail).animate({
left: '-='+przesun
},500,'linear',function() {
   
  });
  
 e.preventDefault(); 
  	
})





$(aPrev).on('click',function(e){
	
	if(!vars.isRun) return false;
	
	var przesun = vars.widthContainer;
	
	var leftDiv = parseInt(vars.ofertyDetail.css('left'));
	var leftDivAbs = Math.abs(parseInt(vars.ofertyDetail.css('left')));
	
	
	if(leftDivAbs-vars.widthContainer < 0) przesun = vars.widthAll - (vars.widthAll-leftDivAbs);
	
	if(przesun == 0) przesun = (-vars.widthAll)+vars.widthContainer;
	
	
	
	$(vars.ofertyDetail).animate({
	left: '+='+przesun
	},500,'linear',function() {
	   
	  });	

 e.preventDefault(); 	

});


$(element).parent().append(aPrev);
$(element).parent().append(aNext);
     
        
        
$(window).on('load',function(){
	
	
	
	

	$(element).css('display','block');
	//$(aNext).css('display','block');
	//$(aPrev).css('display','block');
	
	
	$(window).on('resize', function(){
	
	var elPr = $(element).find('.oferta');
	//var hElem = $(elPr).outerHeight()+parseInt($(elPr).css('paddingTop'))+parseInt($(elPr).css('paddingBottom'));
	var hElem = $(elPr).outerHeight();
	//console.log($(element).find('.product').eq(0).outerHeight());
	
	
	
	//console.log($(element).find('.ofertyDetail').height());
	
	//$(element).css('height',hElem);
	
	
	vars.widthContainer = $(element).width();
	
	
	
	
	if(vars.widthContainer < 640) vars.countP = 1;
	else  vars.countP = settings.countImage;
	
	
	
	
	
	if(vars.countOffer > vars.countP) {
		vars.isRun = true;
		$(element).parent().addClass('isRun');
	}
	else{
		vars.isRun = false;
		$(element).parent().removeClass('isRun');
	}	
	
	
	
	vars.divOfferWidth = parseInt(vars.widthContainer/vars.countP);
	
	vars.widthAll = vars.countOffer*vars.divOfferWidth;
	
	
	
	
	$(vars.ofertyDetail).css('width',vars.countOffer*vars.divOfferWidth);
	$(element).find('.oferta').css('width',vars.divOfferWidth);
	
	

	
	$(vars.ofertyDetail).css('left','0px');
            
	
	}).trigger('resize');
	
});        

return this;
}


$.fn.modOffers = function(options) {
    
        return this.each(function(key, value){
            var element = $(this);
            if (element.data('mp')) return element.data('mp');
            var mp = new modOffers(this, options);
            element.data('mp', mp);   
        });

	};


$.fn.modOffers.defaults = {
		countImage: 3
}

})( jQuery );