!function($){"use strict";var Combobox=function(element,options){this.options=$.extend({},$.fn.combobox.defaults,options);this.$source=$(element);this.$container=this.setup();this.$element=this.$container.find('input[type=text]');this.$target=this.$container.find('input[type=hidden]');this.$button=this.$container.find('.dropdown-toggle');this.$menu=$(this.options.menu).appendTo('body');this.template=this.options.template||this.template
this.matcher=this.options.matcher||this.matcher;this.sorter=this.options.sorter||this.sorter;this.highlighter=this.options.highlighter||this.highlighter;this.shown=false;this.selected=false;this.refresh();this.transferAttributes();this.listen();};Combobox.prototype={constructor:Combobox,setup:function(){var combobox=$(this.template());this.$source.before(combobox);this.$source.hide();return combobox;},disable:function(){this.$element.prop('disabled',true);this.$button.attr('disabled',true);this.disabled=true;this.$container.addClass('combobox-disabled');},enable:function(){this.$element.prop('disabled',false);this.$button.attr('disabled',false);this.disabled=false;this.$container.removeClass('combobox-disabled');},parse:function(){var that=this,map={},source=[],selected=false,selectedValue='';this.$source.find('option').each(function(){var option=$(this);if(option.val()===''){that.options.placeholder=option.text();return;}
map[option.text()]=option.val();source.push(option.text());if(option.prop('selected')){selected=option.text();selectedValue=option.val();}})
this.map=map;if(selected){this.$element.val(selected);this.$target.val(selectedValue);this.$container.addClass('combobox-selected');this.selected=true;}
return source;},transferAttributes:function(){this.options.placeholder=this.$source.attr('data-placeholder')||this.options.placeholder
this.$element.attr('placeholder',this.options.placeholder)
this.$element.prop('name',this.$source.prop('name')+"-1")
this.$element.prop('id',this.$source.prop('name')+"-1")
this.$target.prop('name',this.$source.prop('name'))
this.$target.val(this.$source.val())
this.$source.removeAttr('name')
this.$element.attr('required',this.$source.attr('required'))
this.$element.attr('rel',this.$source.attr('rel'))
this.$element.attr('title',this.$source.attr('title'))
this.$element.attr('class',this.$source.attr('class'))
this.$element.attr('tabindex',this.$source.attr('tabindex'))
this.$source.removeAttr('tabindex')
if(this.$source.attr('disabled')!==undefined)
this.disable();},select:function(){var val=this.$menu.find('.active').attr('data-value');this.$element.val(this.updater(val)).trigger('change');this.$target.val(this.map[val]).trigger('change');this.$source.val(this.map[val]).trigger('change');this.$container.addClass('combobox-selected');this.selected=true;return this.hide();},updater:function(item){return item;},show:function(){var pos=$.extend({},this.$element.position(),{height:this.$element[0].offsetHeight});this.$menu.insertAfter(this.$element).css({top:pos.top+pos.height,left:pos.left}).show();$('.dropdown-menu').on('mousedown',$.proxy(this.scrollSafety,this));this.shown=true;return this;},hide:function(){this.$menu.hide();$('.dropdown-menu').off('mousedown',$.proxy(this.scrollSafety,this));this.$element.on('blur',$.proxy(this.blur,this));this.shown=false;return this;},lookup:function(event){this.query=this.$element.val();return this.process(this.source);},process:function(items){var that=this;items=$.grep(items,function(item){return that.matcher(item);})
items=this.sorter(items);if(!items.length){return this.shown?this.hide():this;}
return this.render(items.slice(0,this.options.items)).show();},template:function(){if(this.options.bsVersion=='2'){return '<div class="combobox-container"><input type="hidden" /> <div class="input-append"> <input type="text" autocomplete="off" /> <span class="add-on btn dropdown-toggle" data-dropdown="dropdown"> <span class="caret"/> <span class="combobox-clear"><i class="icon-remove"/></span> </span> </div> </div>'}else{return '<div class="combobox-container"> <input type="hidden" /> <div class="input-group"> <input type="text" autocomplete="off" /> <span class="input-group-addon dropdown-toggle" data-dropdown="dropdown"> <span class="caret" /> <span class="glyphicon glyphicon-remove" /> </span> </div> </div>'}},matcher:function(item){return~item.toLowerCase().indexOf(this.query.toLowerCase());},sorter:function(items){var beginswith=[],caseSensitive=[],caseInsensitive=[],item;while(item=items.shift()){if(!item.toLowerCase().indexOf(this.query.toLowerCase())){beginswith.push(item);}
else if(~item.indexOf(this.query)){caseSensitive.push(item);}
else{caseInsensitive.push(item);}}
return beginswith.concat(caseSensitive,caseInsensitive);},highlighter:function(item){var query=this.query.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g,'\\$&');return item.replace(new RegExp('('+query+')','ig'),function($1,match){return '<strong>'+match+'</strong>';})},render:function(items){var that=this;items=$(items).map(function(i,item){i=$(that.options.item).attr('data-value',item);i.find('a').html(that.highlighter(item));return i[0];})
items.first().addClass('active');this.$menu.html(items);return this;},next:function(event){var active=this.$menu.find('.active').removeClass('active'),next=active.next();if(!next.length){next=$(this.$menu.find('li')[0]);}
next.addClass('active');},prev:function(event){var active=this.$menu.find('.active').removeClass('active'),prev=active.prev();if(!prev.length){prev=this.$menu.find('li').last();}
prev.addClass('active');},toggle:function(){if(!this.disabled){if(this.$container.hasClass('combobox-selected')){this.clearTarget();this.triggerChange();this.clearElement();}else{if(this.shown){this.hide();}else{this.clearElement();this.lookup();}}}},scrollSafety:function(e){if(e.target.tagName=='UL'){this.$element.off('blur');}},clearElement:function(){this.$element.val('').focus();},clearTarget:function(){this.$source.val('');this.$target.val('');this.$container.removeClass('combobox-selected');this.selected=false;},triggerChange:function(){this.$source.trigger('change');},refresh:function(){this.source=this.parse();this.options.items=this.source.length;},listen:function(){this.$element.on('focus',$.proxy(this.focus,this)).on('blur',$.proxy(this.blur,this)).on('keypress',$.proxy(this.keypress,this)).on('keyup',$.proxy(this.keyup,this));if(this.eventSupported('keydown')){this.$element.on('keydown',$.proxy(this.keydown,this));}
this.$menu.on('click',$.proxy(this.click,this)).on('mouseenter','li',$.proxy(this.mouseenter,this)).on('mouseleave','li',$.proxy(this.mouseleave,this));this.$button.on('click',$.proxy(this.toggle,this));},eventSupported:function(eventName){var isSupported=eventName in this.$element;if(!isSupported){this.$element.setAttribute(eventName,'return;');isSupported=typeof this.$element[eventName]==='function';}
return isSupported;},move:function(e){if(!this.shown){return;}
switch(e.keyCode){case 9:case 13:case 27:e.preventDefault();break;case 38:e.preventDefault();this.prev();break;case 40:e.preventDefault();this.next();break;}
e.stopPropagation();},keydown:function(e){this.suppressKeyPressRepeat=~$.inArray(e.keyCode,[40,38,9,13,27]);this.move(e);},keypress:function(e){if(this.suppressKeyPressRepeat){return;}
this.move(e);},keyup:function(e){switch(e.keyCode){case 40:case 39:case 38:case 37:case 36:case 35:case 16:case 17:case 18:break;case 9:case 13:if(!this.shown){return;}
this.select();break;case 27:if(!this.shown){return;}
this.hide();break;default:this.clearTarget();this.lookup();}
e.stopPropagation();e.preventDefault();},focus:function(e){this.focused=true;},blur:function(e){var that=this;this.focused=false;var val=this.$element.val();if(!this.selected&&val!==''){this.$element.val('');this.$source.val('').trigger('change');this.$target.val('').trigger('change');}
if(!this.mousedover&&this.shown){setTimeout(function(){that.hide();},200);}},click:function(e){e.stopPropagation();e.preventDefault();this.select();this.$element.focus();},mouseenter:function(e){this.mousedover=true;this.$menu.find('.active').removeClass('active');$(e.currentTarget).addClass('active');},mouseleave:function(e){this.mousedover=false;}};$.fn.combobox=function(option){return this.each(function(){var $this=$(this),data=$this.data('combobox'),options=typeof option=='object'&&option;if(!data){$this.data('combobox',(data=new Combobox(this,options)));}
if(typeof option=='string'){data[option]();}});};$.fn.combobox.defaults={bsVersion:'2',menu:'<ul class="typeahead typeahead-long dropdown-menu"></ul>',item:'<li><a href="#"></a></li>'};$.fn.combobox.Constructor=Combobox;}(window.jQuery);