(function($){
"use strict";
$.AviaSlider=function(options, slider){
var self=this;
this.$win=$(window);
this.$slider=$(slider);
this.isMobile=$.avia_utilities.isMobile;
this._prepareSlides(options);
$.avia_utilities.preload({container: this.$slider , single_callback:  function(){ self._init(options); }});
};
$.AviaSlider.defaults={
interval:5,
autoplay:false,
stopinfiniteloop: false,
animation:'slide',
transitionSpeed:900,
easing:'easeInOutQuart',
wrapElement: '>ul',
slideElement: '>li',
hoverpause: false,
bg_slider: false,
show_slide_delay: 0,
fullfade: false,
carousel: 'no',
carouselSlidesToShow: 3,
carouselSlidesToScroll: 1,
carouselResponsive:new Array()
};
$.AviaSlider.prototype =
{
_init: function(options){
this.options=this._setOptions(options);
this.$sliderUl=this.$slider.find(this.options.wrapElement);
this.$slides=this.$sliderUl.find(this.options.slideElement);
this.gotoButtons=this.$slider.find('.avia-slideshow-dots a');
this.permaCaption=this.$slider.find('>.av-slideshow-caption');
this.itemsCount=this.$slides.length;
this.current=0;
this.currentCarousel=0;
this.slideWidthCarousel='240';
this.loopCount=0;
this.isAnimating=false;
this.browserPrefix=$.avia_utilities.supports('transition');
this.cssActive=this.browserPrefix!==false ? true:false;
this.css3DActive=document.documentElement.className.indexOf('avia_transform3d')!==-1 ? true:false;
if(this.options.bg_slider==true){
this.imageUrls=[];
this.loader=$.avia_utilities.loading(this.$slider);
this._bgPreloadImages();
}else{
this._kickOff();
}
if(this.options.carousel==='yes'){
this.options.animation='carouselslide';
}},
_setOptions: function(options){
var newOptions=$.extend(true, {}, $.AviaSlider.defaults, options),
htmlData=this.$slider.data();
for(var i in htmlData){
var key=('transition_speed'!=i) ? i :'transitionSpeed';
if(typeof htmlData[ i ]==="string"||typeof htmlData[ i ]==="number"||typeof htmlData[ i ]==="boolean"){
newOptions[ key ]=htmlData[ i ];
}}
return newOptions;
},
_prepareSlides: function(options){
if(this.isMobile){
var alter=this.$slider.find('.av-mobile-fallback-image');
alter.each(function(){
var current=$(this).removeClass('av-video-slide').data({'avia_video_events': true, 'video-ratio':0}),
fallback=current.data('mobile-img'),
fallback_link=current.data('fallback-link'),
appendTo=current.find('.avia-slide-wrap');
current.find('.av-click-overlay, .mejs-mediaelement, .mejs-container').remove();
if(!fallback){
$('<p class="av-fallback-message"><span>Please set a mobile device fallback image for this video in your wordpress backend</span></p>').appendTo(appendTo);
}
if(options&&options.bg_slider){
current.data('img-url', fallback);
if(fallback_link!=""){
if(appendTo.is('a')){
appendTo.attr('href', fallback_link);
}else{
appendTo.find('a').remove();
appendTo.replaceWith(function(){
var cur_slide=$(this);
return $("<a>").attr({'data-rel': cur_slide.data('rel'), 'class': cur_slide.attr('class'), 'href': fallback_link}).append($(this).contents());
});
appendTo=current.find('.avia-slide-wrap');
}
if($.fn.avia_activate_lightbox){
current.parents('#main').avia_activate_lightbox();
}}
}else{
var image='<img src="'+fallback+'" alt="" title="" />';
var lightbox=false;
if('string'==typeof fallback_link&&fallback_link.trim()!=''){
if(appendTo.is('a')){
appendTo.attr('href', fallback_link);
}else{
var rel=fallback_link.match(/\.(jpg|jpeg|gif|png)$/i)!=null ? ' rel="lightbox" ':'';
image='<a href="' + fallback_link.trim() + '"' + rel + '>' + image + '</a>';
}
lightbox=true;
}
current.find('.avia-slide-wrap').append(image);
if(lightbox&&$.fn.avia_activate_lightbox){
current.parents('#main').avia_activate_lightbox();
}}
});
}},
_bgPreloadImages:function(callback){
this._getImageURLS();
this._preloadSingle(0, function(){
this._kickOff();
this._preloadNext(1);
});
},
_getImageURLS: function(){
var _self=this;
this.$slides.each(function(i){
_self.imageUrls[i]=[];
_self.imageUrls[i]['url']=$(this).data("img-url");
if(typeof _self.imageUrls[i]['url']=='string'){
_self.imageUrls[i]['status']=false;
}else{
_self.imageUrls[i]['status']=true;
}});
},
_preloadSingle: function(key, callback){
var _self=this,
objImage=new Image();
if(typeof _self.imageUrls[key]['url']=='string'){
$(objImage).on('load error', function(){
_self.imageUrls[key]['status']=true;
_self.$slides.eq(key).css('background-image','url(' + _self.imageUrls[key]['url'] + ')');
if(typeof callback=='function') callback.apply(_self, [objImage, key]);
});
if(_self.imageUrls[key]['url']!=""){
objImage.src=_self.imageUrls[key]['url'];
}else{
$(objImage).trigger('error');
}}else{
if(typeof callback=='function') callback.apply(_self, [objImage, key]);
}},
_preloadNext: function(key){
if(typeof this.imageUrls[key]!="undefined"){
this._preloadSingle(key, function(){
this._preloadNext(key + 1);
});
}},
_bindEvents: function(){
var self=this,
win=$(window);
this.$slider.on('click','.next-slide', $.proxy(this.next, this));
this.$slider.on('click','.prev-slide', $.proxy(this.previous, this));
this.$slider.on('click','.goto-slide', $.proxy(this.go2, this));
if(this.options.hoverpause){
this.$slider.on('mouseenter', $.proxy(this.pause, this));
this.$slider.on('mouseleave', $.proxy(this.resume, this));
}
if(this.options.stopinfiniteloop&&this.options.autoplay){
if(this.options.stopinfiniteloop=='last'){
this.$slider.on('avia_slider_last_slide', $.proxy(this._stopSlideshow, this));
}
else if(this.options.stopinfiniteloop=='first'){
this.$slider.on('avia_slider_first_slide', $.proxy(this._stopSlideshow, this));
}}
if(this.options.carousel==='yes'){
if(!this.isMobile){
win.on('debouncedresize',  $.proxy(this._buildCarousel, this));
}}else{
win.on('debouncedresize.aviaSlider',  $.proxy(this._setSize, this));
}
if(!this.isMobile){
this.$slider.avia_keyboard_controls();
}else{
this.$slider.avia_swipe_trigger();
}
self._attach_video_events();
},
_kickOff: function(){
var self=this,
first_slide=self.$slides.eq(0),
video=first_slide.data('video-ratio');
self._bindEvents();
this.$slider.removeClass('av-default-height-applied');
if(video){
self._setSize(true);
}else{
if(this.options.keep_pading!=true){
self.$sliderUl.css('padding',0);
self.$win.trigger('av-height-change');
}}
self._setCenter();
if(this.options.carousel==='no'){
first_slide.css({visibility:'visible', opacity:0}).avia_animate({opacity:1}, function(){
var current=$(this).addClass('active-slide');
if(self.permaCaption.length){
self.permaCaption.addClass('active-slide');
}});
}
if(self.options.autoplay){
self._startSlideshow();
}
if(self.options.carousel==='yes'){
self._buildCarousel();
}
self.$slider.trigger('_kickOff');
},
_buildCarousel:function(){
var self=this,
stageWidth=this.$slider.outerWidth(),
slidesWidth=parseInt(stageWidth / this.options.carouselSlidesToShow),
windowWidth=window.innerWidth||$(window).width();
if(this.options.carouselResponsive &&
this.options.carouselResponsive.length &&
this.options.carouselResponsive!==null){
for (var breakpoint in this.options.carouselResponsive){
var breakpointValue=this.options.carouselResponsive[breakpoint]['breakpoint'];
var newSlidesToShow=this.options.carouselResponsive[breakpoint]['settings']['carouselSlidesToShow'];
if(breakpointValue >=windowWidth){
slidesWidth=parseInt(stageWidth / newSlidesToShow);
this.options.carouselSlidesToShow=newSlidesToShow;
}}
}
this.slideWidthCarousel=slidesWidth;
this.$slides.each(function(i){
$(this).width(slidesWidth);
});
var slideTrackWidth=slidesWidth * this.itemsCount;
this.$sliderUl.width(slideTrackWidth).css('transform', 'translateX(0px)');
if(this.options.carouselSlidesToShow >=this.itemsCount){
this.$slider.find('.av-timeline-nav').hide();
}},
_navigate:function(dir, pos){
if(this.isAnimating||this.itemsCount < 2 ||!this.$slider.is(":visible")){
return false;
}
this.isAnimating=true;
this.prev=this.current;
if(pos!==undefined){
this.current=pos;
dir=this.current > this.prev ? 'next':'prev';
}
else if(dir==='next'){
this.current=this.current < this.itemsCount - 1 ? this.current + 1:0;
if(this.current===0&&this.options.autoplay_stopper==1&&this.options.autoplay){
this.isAnimating=false;
this.current=this.prev;
this._stopSlideshow();
return false;
}}
else if(dir==='prev'){
this.current=this.current > 0 ? this.current - 1:this.itemsCount - 1;
}
this.gotoButtons.removeClass('active').eq(this.current).addClass('active');
if(this.options.carousel==='no'){
this._setSize();
}
if(this.options.bg_slider==true){
if(this.imageUrls[this.current]['status']==true){
this['_' + this.options.animation].call(this, dir);
}else{
this.loader.show();
this._preloadSingle(this.current, function(){
this['_' + this.options.animation].call(this, dir);
this.loader.hide();
});
}}else{
this['_' + this.options.animation].call(this, dir);
}
if(this.current==0){
this.loopCount++;
this.$slider.trigger('avia_slider_first_slide');
}
else if(this.current==this.itemsCount - 1){
this.$slider.trigger('avia_slider_last_slide');
}else{
this.$slider.trigger('avia_slider_navigate_slide');
}},
_setSize: function(instant){
if(this.options.bg_slider==true) return;
var self=this,
slide=this.$slides.eq(this.current),
img=slide.find('img'),
current=Math.floor(this.$sliderUl.height()),
ratio=slide.data('video-ratio'),
setTo=ratio ? this.$sliderUl.width() / ratio:Math.floor(slide.height()),
video_height=slide.data('video-height'),
video_toppos=slide.data('video-toppos');
this.$sliderUl.height(current).css('padding',0);
if(setTo!=current){
if(instant==true){
this.$sliderUl.css({height:setTo});
this.$win.trigger('av-height-change');
}else{
this.$sliderUl.avia_animate({height:setTo}, function(){
self.$win.trigger('av-height-change');
});
}}
this._setCenter();
if(video_height&&video_height!="set"){
slide.find('iframe, embed, video, object, .av_youtube_frame').css({height: video_height + '%', top: video_toppos + '%'});
slide.data('video-height','set');
}},
_setCenter: function(){
var slide=this.$slides.eq(this.current),
img=slide.find('img'),
min_width=parseInt(img.css('min-width'),10),
slide_width=slide.width(),
caption=slide.find('.av-slideshow-caption'),
css_left=((slide_width - min_width) / 2);
if(caption.length){
if(caption.is('.caption_left')){
css_left=((slide_width - min_width) / 1.5);
}
else if(caption.is('.caption_right')){
css_left=((slide_width - min_width) / 2.5);
}}
if(slide_width >=min_width){
css_left=0;
}
img.css({left:css_left});
},
_carouselmove:function(){
var offset=this.slideWidthCarousel*this.currentCarousel;
this.$sliderUl.css('transform', 'translateX(-'+offset+'px)');
},
_carouselslide: function(dir){
if(dir==='next'){
if(this.options.carouselSlidesToShow + this.currentCarousel < this.itemsCount){
this.currentCarousel++;
this._carouselmove();
}}
else if(dir==='prev'){
if(this.currentCarousel > 0){
this.currentCarousel--;
this._carouselmove();
}}
this.isAnimating=false;
},
_slide: function(dir){
var dynamic=false,
modifier=dynamic==true ? 2:1,
sliderWidth=this.$slider.width(),
direction=dir==='next' ? -1:1,
property=this.browserPrefix + 'transform',
reset={}, transition={},  transition2={},
trans_val=(sliderWidth * direction * -1),
trans_val2=(sliderWidth * direction) / modifier;
if(this.cssActive){
property=this.browserPrefix + 'transform';
if(this.css3DActive){
reset[property]="translate3d(" + trans_val + "px, 0, 0)";
transition[property]="translate3d(" + trans_val2 + "px, 0, 0)";
transition2[property]="translate3d(0,0,0)";
}else{
reset[property]="translate(" + trans_val + "px,0)";
transition[property]="translate(" + trans_val2 + "px,0)";
transition2[property]="translate(0,0)";
}}else{
reset.left=trans_val;
transition.left=trans_val2;
transition2.left=0;
}
if(dynamic){
transition['z-index']="1";
transition2['z-index']="2";
}
this._slide_animate(reset, transition, transition2);
},
_slide_up: function(dir){
var dynamic=true,
modifier=dynamic==true ? 2:1,
sliderHeight=this.$slider.height(),
direction=dir==='next' ? -1:1,
property=this.browserPrefix + 'transform',
reset={}, transition={},  transition2={},
trans_val=(sliderHeight * direction * -1),
trans_val2=(sliderHeight * direction) / modifier;
if(this.cssActive){
property=this.browserPrefix + 'transform';
if(this.css3DActive){
reset[property]="translate3d(0," + trans_val + "px, 0)";
transition[property]="translate3d(0," + trans_val2 + "px, 0)";
transition2[property]="translate3d(0,0,0)";
}else{
reset[property]="translate(0," + trans_val + "px)";
transition[property]="translate(0," + trans_val2 + "px)";
transition2[property]="translate(0,0)";					}}else{
reset.top=trans_val;
transition.top=trans_val2;
transition2.top=0;
}
if(dynamic){
transition['z-index']="1";
transition2['z-index']="2";
}
this._slide_animate(reset, transition, transition2);
},
_slide_animate: function(reset , transition , transition2){
var self=this,
displaySlide=this.$slides.eq(this.current),
hideSlide=this.$slides.eq(this.prev);
hideSlide.trigger('pause');
if(!displaySlide.data('disableAutoplay')){
if(displaySlide.hasClass('av-video-lazyload')&&!displaySlide.hasClass('av-video-lazyload-complete')){
displaySlide.find('.av-click-to-play-overlay').trigger('click');
}else{
displaySlide.trigger('play');
}}
displaySlide.css({visibility:'visible', zIndex:4, opacity:1, left:0, top:0});
displaySlide.css(reset);
hideSlide.avia_animate(transition, this.options.transitionSpeed, this.options.easing);
var after_slide=function(){
self.isAnimating=false;
displaySlide.addClass('active-slide');
hideSlide.css({visibility:'hidden'}).removeClass('active-slide');
self.$slider.trigger('avia-transition-done');
};
if(self.options.show_slide_delay > 0){
setTimeout(function(){ displaySlide.avia_animate(transition2, self.options.transitionSpeed, self.options.easing, after_slide); },self.options.show_slide_delay);
}else{
displaySlide.avia_animate(transition2, self.options.transitionSpeed, self.options.easing, after_slide);
}},
_fade: function(){
var self=this,
displaySlide=this.$slides.eq(this.current),
hideSlide=this.$slides.eq(this.prev),
properties={visibility:'visible', zIndex:3, opacity:0},
fadeCallback=function(){
self.isAnimating=false;
displaySlide.addClass('active-slide');
hideSlide.css({visibility:'hidden', zIndex:2}).removeClass('active-slide');
self.$slider.trigger('avia-transition-done');
};
hideSlide.trigger('pause');
if(!displaySlide.data('disableAutoplay')){
if(displaySlide.hasClass('av-video-lazyload')&&!displaySlide.hasClass('av-video-lazyload-complete')){
displaySlide.find('.av-click-to-play-overlay').trigger('click');
}else{
displaySlide.trigger('play');
}}
if(self.options.fullfade==true){
hideSlide.avia_animate({opacity:0}, 200, 'linear', function(){
displaySlide.css(properties).avia_animate({opacity:1}, self.options.transitionSpeed, 'linear',fadeCallback);
});
}else{
if(self.current===0){
hideSlide.avia_animate({opacity:0}, self.options.transitionSpeed/2, 'linear');
displaySlide.css(properties).avia_animate({opacity:1}, self.options.transitionSpeed/2, 'linear',fadeCallback);
}else{
displaySlide.css(properties).avia_animate({opacity:1}, self.options.transitionSpeed/2, 'linear', function(){
hideSlide.avia_animate({opacity:0}, 200, 'linear', fadeCallback);
});
}}
},
_attach_video_events: function(){
var self=this, $html=$('html');
self.$slides.each(function(i){
var currentSlide=$(this),
caption=currentSlide.find('.caption_fullwidth, .av-click-overlay'),
mejs=currentSlide.find('.mejs-mediaelement'),
lazyload=currentSlide.hasClass('av-video-lazyload') ? true:false;
if(currentSlide.data('avia_video_events')!=true){
currentSlide.data('avia_video_events', true);
currentSlide.on('av-video-events-bound', { slide: currentSlide, wrap: mejs , iteration: i , self: self, lazyload: lazyload }, onReady);
currentSlide.on('av-video-ended', { slide: currentSlide , self: self}, onFinish);
currentSlide.on('av-video-play-executed', function(){ setTimeout(function(){  self.pause(); }, 100); });
caption.on('click', { slide: currentSlide }, toggle);
if(currentSlide.is('.av-video-events-bound')) currentSlide.trigger('av-video-events-bound');
if(lazyload&&i===0&&!currentSlide.data('disableAutoplay')){
currentSlide.find('.av-click-to-play-overlay').trigger('click');
}}
});
function onReady(event){
if(event.data.iteration===0){
event.data.wrap.css('opacity',0);
if(!event.data.self.isMobile&&!event.data.slide.data('disableAutoplay')){
event.data.slide.trigger('play');
} 
setTimeout(function(){ event.data.wrap.avia_animate({opacity:1}, 400); }, 50);
}
else if($html.is('.avia-msie')&&!event.data.slide.is('.av-video-service-html5')){
if(!event.data.slide.data('disableAutoplay')) event.data.slide.trigger('play');
}
if(event.data.slide.is('.av-video-service-html5')&&event.data.iteration!==0){
event.data.slide.trigger('pause');
}
if(event.data.lazyload){
event.data.slide.addClass('av-video-lazyload-complete');
event.data.slide.trigger('play');
}}
function onFinish(event){
if(!event.data.slide.is('.av-single-slide')&&!event.data.slide.is('.av-loop-video')){
event.data.slide.trigger('reset');
self._navigate('next');
self.resume();
}
if(event.data.slide.is('.av-loop-video')&&event.data.slide.is('.av-video-service-html5')){
if($html.is('.avia-safari-8')){
setTimeout(function(){ event.data.slide.trigger('play'); },1);
}}
}
function toggle(event){
if(event.target.tagName!="A"){
event.data.slide.trigger('toggle');
}}
},
_timer: function(callback, delay, first){
var self=this, start, remaining=delay;
self.timerId=0;
this.pause=function(){
window.clearTimeout(self.timerId);
remaining -=new Date() - start;
};
this.resume=function(){
start=new Date();
self.timerId=window.setTimeout(callback, remaining);
};
this.destroy=function(){
window.clearTimeout(self.timerId);
};
this.resume(true);
},
_startSlideshow: function(){
var self=this;
this.isPlaying=true;
this.slideshow=new this._timer(function(){
self._navigate('next');
if(self.options.autoplay){
self._startSlideshow();
}}, (this.options.interval * 1000));
},
_stopSlideshow: function(){
if(this.options.autoplay){
this.slideshow.destroy();
this.isPlaying=false;
this.options.autoplay=false;
}},
next:function(e){
e.preventDefault();
this._stopSlideshow();
this._navigate('next');
},
previous:function(e){
e.preventDefault();
this._stopSlideshow();
this._navigate('prev');
},
go2:function(pos){
if(isNaN(pos)){
pos.preventDefault();
pos=pos.currentTarget.hash.replace('#','');
}
pos -=1;
if(pos===this.current||pos >=this.itemsCount||pos < 0){
return false;
}
this._stopSlideshow();
this._navigate(false, pos);
},
play:function(){
if(!this.isPlaying){
this.isPlaying=true;
this._navigate('next');
this.options.autoplay=true;
this._startSlideshow();
}},
pause:function(){
if(this.isPlaying){
this.slideshow.pause();
}},
resume:function(){
if(this.isPlaying){
this.slideshow.resume();
}},
destroy:function(callback){
this.slideshow.destroy(callback);
}};
$.fn.aviaSlider=function(options){
return this.each(function(){
var self=$.data(this, 'aviaSlider');
if(!self){
self=$.data(this, 'aviaSlider', new $.AviaSlider(options, this));
}});
};})(jQuery);