/*!
 * # Semantic UI 2.0.0 - Dropdown
 * http://github.com/semantic-org/semantic-ui/
 *
 *
 * Copyright 2015 Contributors
 * Released under the MIT license
 * http://opensource.org/licenses/MIT
 *
 */
!function(e,t,n,i){"use strict";e.fn.dropdown=function(a){var o,r=e(this),s=e(n),l=r.selector||"",c="ontouchstart"in n.documentElement,u=(new Date).getTime(),d=[],v=arguments[0],m="string"==typeof v,f=[].slice.call(arguments,1);return r.each(function(){var h,g,b,p,w,x,C,S=e.isPlainObject(a)?e.extend(!0,{},e.fn.dropdown.settings,a):e.extend({},e.fn.dropdown.settings),y=S.className,A=S.message,T=S.metadata,k=S.namespace,L=S.regExp,D=S.selector,I=S.error,R=S.templates,q="."+k,V="module-"+k,E=e(this),O=e(S.context),F=E.find(D.text),P=E.find(D.search),M=E.find(D.input),z=E.find(D.icon),H=E.prev().find(D.text).length>0?E.prev().find(D.text):E.prev(),j=E.children(D.menu),U=j.find(D.item),N=!1,K=!1,W=this,B=E.data(V);C={initialize:function(){C.debug("Initializing dropdown",S),C.is.alreadySetup()?C.setup.reference():(C.setup.layout(),C.refreshData(),C.save.defaults(),C.restore.selected(),C.create.id(),c&&C.bind.touchEvents(),C.bind.mouseEvents(),C.bind.keyboardEvents(),C.observeChanges(),C.instantiate())},instantiate:function(){C.verbose("Storing instance of dropdown",C),B=C,E.data(V,C)},destroy:function(){C.verbose("Destroying previous dropdown for",E),C.remove.tabbable(),E.off(q).removeData(V),j.off(q),s.off(b),w&&w.disconnect(),x&&x.disconnect()},observeChanges:function(){"MutationObserver"in t&&(w=new MutationObserver(function(e){C.debug("<select> modified, recreating menu"),C.setup.select()}),x=new MutationObserver(function(e){C.debug("Menu modified, updating selector cache"),C.refresh()}),C.has.input()&&w.observe(M[0],{childList:!0,subtree:!0}),C.has.menu()&&x.observe(j[0],{childList:!0,subtree:!0}),C.debug("Setting up mutation observer",w,x))},create:{id:function(){p=(Math.random().toString(16)+"000000000").substr(2,8),b="."+p,C.verbose("Creating unique id for element",p)},userChoice:function(t){var n,a,o;return(t=t||C.get.userValues())?(t=e.isArray(t)?t:[t],e.each(t,function(t,r){C.get.item(r)===!1&&(o=S.templates.addition(r),a=e("<div />").html(o).data(T.value,r).addClass(y.addition).addClass(y.item),n=n===i?a:n.add(a),C.verbose("Creating user choices for value",r,a))}),n):!1},userLabels:function(t){var n=C.get.userValues();n&&(C.debug("Adding user labels",n),e.each(n,function(e,t){C.verbose("Adding custom user value"),C.add.label(t,t)}))}},search:function(e){e=e!==i?e:C.get.query(),C.verbose("Searching for query",e),C.filter(e)},select:{firstUnfiltered:function(){C.verbose("Selecting first non-filtered element"),C.remove.selectedItem(),U.not(D.unselectable).eq(0).addClass(y.selected)},nextAvailable:function(e){e=e.eq(0);var t=e.nextAll(D.item).not(D.unselectable).eq(0),n=e.prevAll(D.item).not(D.unselectable).eq(0),i=t.length>0;i?(C.verbose("Moving selection to",t),t.addClass(y.selected)):(C.verbose("Moving selection to",n),n.addClass(y.selected))}},setup:{api:function(){var e={debug:S.debug,on:!1};C.verbose("First request, initializing API"),E.api(e)},layout:function(){E.is("select")&&C.setup.select(),C.is.search()&&!C.has.search()&&(C.verbose("Adding search input"),P=e("<input />").addClass(y.search).insertBefore(F)),S.allowTab&&C.set.tabbable(),0===j.length&&(j=e("<div />").addClass(y.menu).appendTo(E))},select:function(){var t=C.get.selectValues();C.debug("Dropdown initialized on a select",t),E.is("select")&&(M=E),M.parent(D.dropdown).length>0?(C.debug("UI dropdown already exists. Creating dropdown menu only"),E=M.closest(D.dropdown),j=E.children(D.menu),C.setup.menu(t)):(C.debug("Creating entire dropdown from select"),E=e("<div />").attr("class",M.attr("class")).addClass(y.selection).addClass(y.dropdown).html(R.dropdown(t)).insertBefore(M),M.removeAttr("class").detach().prependTo(E)),M.is("[multiple]")&&C.set.multiple(),C.refresh()},menu:function(e){j.html(R.menu(e)),U=j.find(D.item)},reference:function(){var e,t,n=r.index(E);C.debug("Dropdown behavior was called on select, replacing with closest dropdown"),E=E.parent(D.dropdown),C.refresh(),e=r.slice(0,n),t=r.slice(n+1),r=e.add(E).add(t),m&&(B=C,C.invoke(v))}},refresh:function(){C.refreshSelectors(),C.refreshData()},refreshSelectors:function(){C.verbose("Refreshing selector cache"),F=E.find(D.text),P=E.find(D.search),M=E.find(D.input),z=E.find(D.icon),H=E.prev().find(D.text).length>0?E.prev().find(D.text):E.prev(),j=E.children(D.menu),U=j.find(D.item)},refreshData:function(){C.verbose("Refreshing cached metadata"),U.removeData(T.text).removeData(T.value),E.removeData(T.defaultText).removeData(T.defaultValue).removeData(T.placeholderText)},toggle:function(){C.verbose("Toggling menu visibility"),C.is.active()?C.hide():C.show()},show:function(t){if(t=e.isFunction(t)?t:function(){},C.can.show()&&!C.is.active()){if(C.debug("Showing dropdown"),C.is.multiple()&&!C.has.search()&&C.is.allFiltered())return!0;C.animate.show(function(){C.can.click()&&C.bind.intent(),C.set.visible(),t.call(W)}),S.onShow.call(W)}},hide:function(t){t=e.isFunction(t)?t:function(){},C.is.active()&&(C.debug("Hiding dropdown"),C.animate.hide(function(){C.remove.visible(),t.call(W)}),S.onHide.call(W))},hideOthers:function(){C.verbose("Finding other dropdowns to hide"),r.not(E).has(D.menu+"."+y.visible).dropdown("hide")},hideMenu:function(){C.verbose("Hiding menu  instantaneously"),C.remove.active(),C.remove.visible(),j.transition("hide")},hideSubMenus:function(){var e=j.children(D.item).find(D.menu);C.verbose("Hiding sub menus",e),e.transition("hide")},bind:{keyboardEvents:function(){C.debug("Binding keyboard events"),E.on("keydown"+q,C.event.keydown),C.has.search()&&E.on(C.get.inputEvent()+q,D.search,C.event.input),C.is.multiple()&&s.on("keydown"+b,C.event.document.keydown)},touchEvents:function(){C.debug("Touch device detected binding additional touch events"),C.is.searchSelection()||E.on("touchstart"+q,C.event.test.toggle),j.on("touchstart"+q,D.item,C.event.item.mouseenter)},mouseEvents:function(){C.debug("Mouse detected binding mouse events"),C.is.multiple()&&E.on("click"+q,D.label,C.event.label.click).on("click"+q,D.remove,C.event.remove.click),C.is.searchSelection()?(E.on("mousedown"+q,D.menu,C.event.menu.mousedown).on("mouseup"+q,D.menu,C.event.menu.mouseup).on("click"+q,D.search,C.show).on("focus"+q,D.search,C.event.search.focus).on("blur"+q,D.search,C.event.search.blur).on("click"+q,D.text,C.event.text.focus),C.is.multiple()&&E.on("click"+q,C.event.click)):("click"==S.on?E.on("click"+q,C.event.test.toggle):"hover"==S.on?E.on("mouseenter"+q,C.delay.show).on("mouseleave"+q,C.delay.hide):E.on(S.on+q,C.toggle),E.on("mousedown"+q,C.event.mousedown).on("mouseup"+q,C.event.mouseup).on("focus"+q,C.event.focus).on("blur"+q,C.event.blur)),j.on("mouseenter"+q,D.item,C.event.item.mouseenter).on("mouseleave"+q,D.item,C.event.item.mouseleave).on("click"+q,D.item,C.event.item.click)},intent:function(){C.verbose("Binding hide intent event to document"),c&&s.on("touchstart"+b,C.event.test.touch).on("touchmove"+b,C.event.test.touch),s.on("click"+b,C.event.test.hide)}},unbind:{intent:function(){C.verbose("Removing hide intent event from document"),c&&s.off("touchstart"+b).off("touchmove"+b),s.off("click"+b)}},filter:function(e){var t=e!==i?e:C.get.query(),n=function(){C.is.multiple()&&C.filterActive(),C.select.firstUnfiltered(),C.has.allResultsFiltered()?S.onNoResults.call(W,t)?S.allowAdditions||(C.verbose("All items filtered, showing message",t),C.add.message(A.noResults)):(C.verbose("All items filtered, hiding dropdown",t),C.hideMenu()):C.remove.message(),S.allowAdditions&&C.add.userSuggestion(e),C.is.searchSelection()&&C.can.show()&&C.is.focusedOnSearch()&&C.show()};C.has.maxSelections()||(S.apiSettings?C.can.useAPI()?C.queryRemote(t,function(){n()}):C.error(I.noAPI):(C.filterItems(t),n()))},queryRemote:function(t,n){var i={errorDuration:!1,throttle:S.throttle,cache:"local",urlData:{query:t},onError:function(){C.add.message(A.serverError),n()},onFailure:function(){C.add.message(A.serverError),n()},onSuccess:function(e){C.remove.message(),C.setup.menu({values:e.results}),n()}};E.api("get request")||C.setup.api(),i=e.extend(!0,{},i,S.apiSettings),E.api("setting",i).api("query")},filterItems:function(t){var n=t!==i?t:C.get.query(),a=e(),o=C.escape.regExp(n),r=new RegExp("^"+o,"igm");""===n?a=U:(C.verbose("Searching for matching values",n),U.each(function(){var t,i,o=e(this);if("both"==S.match||"text"==S.match){if(t=String(C.get.choiceText(o,!1)),-1!==t.search(r))return a=a.add(o),!0;if(S.fullTextSearch&&C.fuzzySearch(n,t))return a=a.add(o),!0}if("both"==S.match||"value"==S.match){if(i=String(C.get.choiceValue(o,t)),-1!==i.search(r))return a=a.add(o),!0;if(S.fullTextSearch&&C.fuzzySearch(n,i))return a=a.add(o),!0}})),C.debug("Showing only matched items",n),C.remove.filteredItem(),U.not(a).addClass(y.filtered)},fuzzySearch:function(e,t){var n=t.length,i=e.length;if(e=e.toLowerCase(),t=t.toLowerCase(),i>n)return!1;if(i===n)return e===t;e:for(var a=0,o=0;i>a;a++){for(var r=e.charCodeAt(a);n>o;)if(t.charCodeAt(o++)===r)continue e;return!1}return!0},filterActive:function(){S.useLabels&&U.filter("."+y.active).addClass(y.filtered)},focusSearch:function(){C.is.search()&&!C.is.focusedOnSearch()&&P[0].focus()},forceSelection:function(){var e=U.not(y.filtered).filter("."+y.selected).eq(0),t=U.not(y.filtered).filter("."+y.active).eq(0),n=e.length>0?e:t,i=n.size()>0;i?(C.debug("Forcing partial selection to selected item",n),C.event.item.click.call(n)):C.hide()},event:{focus:function(){S.showOnFocus&&!N&&C.is.hidden()&&!g&&C.show()},click:function(t){var n=e(t.target);!n.is(E)&&!n.is(z)||C.is.focusedOnSearch()||C.focusSearch()},blur:function(e){g=n.activeElement===this,N||g||(C.remove.activeLabel(),C.hide())},mousedown:function(){N=!0},mouseup:function(){N=!1},search:{focus:function(){N=!0,C.is.multiple()&&C.remove.activeLabel(),S.showOnFocus&&C.show()},blur:function(e){g=n.activeElement===this,K||g||(C.is.multiple()?(C.remove.activeLabel(),C.hide()):S.forceSelection?C.forceSelection():C.hide())}},text:{focus:function(e){N=!0,C.focusSearch()}},input:function(e){(C.is.multiple()||C.is.searchSelection())&&C.set.filtered(),clearTimeout(C.timer),C.timer=setTimeout(C.search,S.delay.search)},label:{click:function(t){var n=e(this),i=E.find(D.label),a=i.filter("."+y.active),o=n.nextAll("."+y.active),r=n.prevAll("."+y.active),s=o.length>0?n.nextUntil(o).add(a).add(n):n.prevUntil(r).add(a).add(n);t.shiftKey?(a.removeClass(y.active),s.addClass(y.active)):t.ctrlKey?n.toggleClass(y.active):(a.removeClass(y.active),n.addClass(y.active)),S.onLabelSelect.apply(this,i.filter("."+y.active))}},remove:{click:function(){var t=e(this).parent();t.hasClass(y.active)?C.remove.activeLabels():C.remove.activeLabels(t)}},test:{toggle:function(e){var t=C.is.multiple()?C.show:C.toggle;C.determine.eventOnElement(e,t)&&e.preventDefault()},touch:function(e){C.determine.eventOnElement(e,function(){"touchstart"==e.type?C.timer=setTimeout(C.hide,S.delay.touch):"touchmove"==e.type&&clearTimeout(C.timer)}),e.stopPropagation()},hide:function(e){C.determine.eventInModule(e,C.hide)}},menu:{mousedown:function(){K=!0},mouseup:function(){K=!1}},item:{mouseenter:function(t){var n=e(this).children(D.menu),i=e(this).siblings(D.item).children(D.menu);n.length>0&&(clearTimeout(C.itemTimer),C.itemTimer=setTimeout(function(){C.verbose("Showing sub-menu",n),e.each(i,function(){C.animate.hide(!1,e(this))}),C.animate.show(!1,n)},S.delay.show),t.preventDefault())},mouseleave:function(t){var n=e(this).children(D.menu);n.length>0&&(clearTimeout(C.itemTimer),C.itemTimer=setTimeout(function(){C.verbose("Hiding sub-menu",n),C.animate.hide(!1,n)},S.delay.hide))},click:function(t){var n=e(this),i=e(t?t.target:""),a=n.find(D.menu),o=C.get.choiceText(n),r=C.get.choiceValue(n,o),s=a.length>0,l=a.find(i).length>0;l||s&&!S.allowCategorySelection||(S.useLabels||C.remove.searchTerm(),C.determine.selectAction.call(this,o,r))}},document:{keydown:function(e){var t=e.which,n=C.get.shortcutKeys(),i=C.is.inObject(t,n);if(i){var a=E.find(D.label),o=a.filter("."+y.active),r=(o.data("value"),a.index(o)),s=a.length,l=o.length>0,c=o.length>1,u=0===r,d=r+1==s,v=C.is.searchSelection(),m=C.is.focusedOnSearch(),f=C.is.focused(),h=m&&0===C.get.caretPosition();if(v&&!l&&!m)return;t==n.leftArrow?!f&&!h||l?l&&(e.shiftKey?C.verbose("Adding previous label to selection"):(C.verbose("Selecting previous label"),a.removeClass(y.active)),u&&!c?o.addClass(y.active):o.prev(D.siblingLabel).addClass(y.active).end(),e.preventDefault()):(C.verbose("Selecting previous label"),a.last().addClass(y.active)):t==n.rightArrow?(f&&!l&&a.first().addClass(y.active),l&&(e.shiftKey?C.verbose("Adding next label to selection"):(C.verbose("Selecting next label"),a.removeClass(y.active)),d?v?m?a.removeClass(y.active):C.focusSearch():c?o.next(D.siblingLabel).addClass(y.active):o.addClass(y.active):o.next(D.siblingLabel).addClass(y.active),e.preventDefault())):t==n.deleteKey||t==n.backspace?l?(C.verbose("Removing active labels"),d&&v&&!m&&C.focusSearch(),o.last().next(D.siblingLabel).addClass(y.active),C.remove.activeLabels(o),e.preventDefault()):h&&!l&&t==n.backspace&&(C.verbose("Removing last label on input backspace"),o=a.last().addClass(y.active),C.remove.activeLabels(o)):o.removeClass(y.active)}}},keydown:function(e){var t=e.which,n=C.get.shortcutKeys(),i=C.is.inObject(t,n);if(i){var a,o,r=U.not(D.unselectable).filter("."+y.selected).eq(0),s=j.children("."+y.active).eq(0),l=r.length>0?r:s,c=l.length>0?l.siblings(":not(."+y.filtered+")").andSelf():j.children(":not(."+y.filtered+")"),u=l.children(D.menu),d=l.closest(D.menu),v=d.hasClass(y.visible)||d.hasClass(y.animating)||d.parent(D.menu).length>0,m=u.length>0,f=l.length>0,h=l.not(D.unselectable).length>0;if(C.is.visible()){if((t==n.enter||t==n.delimiter)&&(t==n.enter&&f&&m&&!S.allowCategorySelection?(C.verbose("Pressed enter on unselectable category, opening sub menu"),t=n.rightArrow):h&&(C.verbose("Selecting item from keyboard shortcut",l),C.event.item.click.call(l,e),S.useLabels&&C.is.searchSelection()?C.hideAndClear():C.remove.searchTerm()),e.preventDefault()),t==n.leftArrow&&(o=d[0]!==j[0],o&&(C.verbose("Left key pressed, closing sub-menu"),C.animate.hide(!1,d),l.removeClass(y.selected),d.closest(D.item).addClass(y.selected),e.preventDefault())),t==n.rightArrow&&m&&(C.verbose("Right key pressed, opening sub-menu"),C.animate.show(!1,u),l.removeClass(y.selected),u.find(D.item).eq(0).addClass(y.selected),e.preventDefault()),t==n.upArrow){if(a=f&&v?l.prevAll(D.item+":not("+D.unselectable+")").eq(0):U.eq(0),c.index(a)<0)return C.verbose("Up key pressed but reached top of current menu"),void e.preventDefault();C.verbose("Up key pressed, changing active item"),l.removeClass(y.selected),a.addClass(y.selected),C.set.scrollPosition(a),e.preventDefault()}if(t==n.downArrow){if(a=f&&v?a=l.nextAll(D.item+":not("+D.unselectable+")").eq(0):U.eq(0),0===a.length)return C.verbose("Down key pressed but reached bottom of current menu"),void e.preventDefault();C.verbose("Down key pressed, changing active item"),U.removeClass(y.selected),a.addClass(y.selected),C.set.scrollPosition(a),e.preventDefault()}t==n.pageUp&&(C.scrollPage("up"),e.preventDefault()),t==n.pageDown&&(C.scrollPage("down"),e.preventDefault()),t==n.escape&&(C.verbose("Escape key pressed, closing dropdown"),C.hide())}else t==n.delimiter&&e.preventDefault(),t==n.downArrow&&(C.verbose("Down key pressed, showing dropdown"),C.show(),e.preventDefault())}else C.is.selection()&&!C.is.search()&&C.set.selectedLetter(String.fromCharCode(t))}},determine:{selectAction:function(t,n){C.verbose("Determining action",S.action),e.isFunction(C.action[S.action])?(C.verbose("Triggering preset action",S.action,t,n),C.action[S.action].call(this,t,n)):e.isFunction(S.action)?(C.verbose("Triggering user action",S.action,t,n),S.action.call(this,t,n)):C.error(I.action,S.action)},eventInModule:function(t,n){return n=e.isFunction(n)?n:function(){},0===e(t.target).closest(E).length?(C.verbose("Triggering event",n),n(),!0):(C.verbose("Event occurred in dropdown, canceling callback"),!1)},eventOnElement:function(t,n){var i=e(t.target);return n=e.isFunction(n)?n:function(){},0===i.closest(j).length?(C.verbose("Triggering event",n),n(),!0):(C.verbose("Event occurred in dropdown menu, canceling callback"),!1)}},action:{nothing:function(){},activate:function(t,n){n=n!==i?n:t,C.set.selected(n,e(this)),(!C.is.multiple()||C.is.allFiltered())&&C.hideAndClear()},select:function(e,t){C.action.activate.call(this)},combo:function(t,n){n=n!==i?n:t,C.set.selected(n,e(this)),C.hideAndClear()},hide:function(){C.hideAndClear()}},get:{id:function(){return p},text:function(){return F.text()},query:function(){return e.trim(P.val())},searchWidth:function(e){return e*S.glyphWidth+"em"},selectionCount:function(){var t=C.get.values();return C.is.multiple()?e.isArray(t)?t.length:0:""!==C.get.value()?1:0},transition:function(e){return"auto"==S.transition?C.is.upward(e)?"slide up":"slide down":S.transition},userValues:function(){var t=C.get.values();return t?(t=e.isArray(t)?t:[t],e.grep(t,function(e){return C.get.item(e)===!1})):!1},uniqueArray:function(t){return e.grep(t,function(n,i){return e.inArray(n,t)===i})},caretPosition:function(){var e,t,i=P.get(0);return"selectionStart"in i?i.selectionStart:n.selection?(i.focus(),e=n.selection.createRange(),t=e.text.length,e.moveStart("character",-i.value.length),e.text.length-t):void 0},shortcutKeys:function(){return{backspace:8,delimiter:188,deleteKey:46,enter:13,escape:27,pageUp:33,pageDown:34,leftArrow:37,upArrow:38,rightArrow:39,downArrow:40}},value:function(){return M.length>0?M.val():E.data(T.value)},values:function(){var e=C.get.value();return""===e?"":!M.is("select")&&C.is.multiple()?"string"==typeof e?e.split(S.delimiter):"":e},remoteValues:function(){var t=C.get.values(),n=!1;return t&&("string"==typeof t&&(t=[t]),n={},e.each(t,function(e,t){var i=C.read.remoteData(t);C.verbose("Restoring value from session data",i,t),n[t]=i?i:t})),n},choiceText:function(e,t){return t=t!==i?t:S.preserveHTML,e?(e.find(D.menu).length>0&&(C.verbose("Retreiving text of element with sub-menu"),e=e.clone(),e.find(D.menu).remove(),e.find(D.menuIcon).remove()),e.data(T.text)!==i?e.data(T.text):t?e.html().trim():e.text().trim()):void 0},choiceValue:function(e,t){return t=t||C.get.choiceText(e),e?e.data(T.value)!==i?e.data(T.value):"string"==typeof t?t.toLowerCase().trim():t:!1},inputEvent:function(){var e=P[0];return e?e.oninput!==i?"input":e.onpropertychange!==i?"propertychange":"keyup":!1},selectValues:function(){var t={};return t.values=[],E.find("option").each(function(){var 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