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f=this,d=false,e=c("<div></div>").addClass("ui-dialog-buttonpane ui-widget-content ui-helper-clearfix");this.uiDialog.find(".ui-dialog-buttonpane").remove();(typeof g=="object"&&g!==null&&c.each(g,function(){return!(d=true)}));if(d){c.each(g,function(h,i){c('<button type="button"></button>').addClass("ui-state-default ui-corner-all").text(h).click(function(){i.apply(f.element[0],arguments)}).hover(function(){c(this).addClass("ui-state-hover")},function(){c(this).removeClass("ui-state-hover")}).focus(function(){c(this).addClass("ui-state-focus")}).blur(function(){c(this).removeClass("ui-state-focus")}).appendTo(e)});e.appendTo(this.uiDialog)}},_makeDraggable:function(){var 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d=this.uiDialog,g=this.uiDialog.is(":data(resizable)");(g&&!f&&d.resizable("destroy"));(g&&typeof f=="string"&&d.resizable("option","handles",f));(g||this._makeResizable(f));break;case"title":c(".ui-dialog-title",this.uiDialogTitlebar).html(f||"&nbsp;");break;case"width":this.uiDialog.width(f);break}c.widget.prototype._setData.apply(this,arguments)},_size:function(){var e=this.options;this.element.css({height:0,minHeight:0,width:"auto"});var d=this.uiDialog.css({height:"auto",width:e.width}).height();this.element.css({minHeight:Math.max(e.minHeight-d,0),height:e.height=="auto"?"auto":Math.max(e.height-d,0)})}});c.extend(c.ui.dialog,{version:"1.7.1",defaults:{autoOpen:true,bgiframe:false,buttons:{},closeOnEscape:true,closeText:"close",dialogClass:"",draggable:true,hide:null,height:"auto",maxHeight:false,maxWidth:false,minHeight:150,minWidth:150,modal:false,position:"center",resizable:true,show:null,stack:true,title:"",width:300,zIndex:1000},getter:"isOpen",uuid:0,maxZ:0,getTitleId:function(d){return"ui-dialog-title-"+(d.attr("id")||++this.uuid)},overlay:function(d){this.$el=c.ui.dialog.overlay.create(d)}});c.extend(c.ui.dialog.overlay,{instances:[],maxZ:0,events:c.map("focus,mousedown,mouseup,keydown,keypress,click".split(","),function(d){return d+".dialog-overlay"}).join(" "),create:function(e){if(this.instances.length===0){setTimeout(function(){c(document).bind(c.ui.dialog.overlay.events,function(f){var g=c(f.target).parents(".ui-dialog").css("zIndex")||0;return(g>c.ui.dialog.overlay.maxZ)})},1);c(document).bind("keydown.dialog-overlay",function(f){(e.options.closeOnEscape&&f.keyCode&&f.keyCode==c.ui.keyCode.ESCAPE&&e.close(f))});c(window).bind("resize.dialog-overlay",c.ui.dialog.overlay.resize)}var d=c("<div></div>").appendTo(document.body).addClass("ui-widget-overlay").css({width:this.width(),height:this.height()});(e.options.bgiframe&&c.fn.bgiframe&&d.bgiframe());this.instances.push(d);return d},destroy:function(d){this.instances.splice(c.inArray(this.instances,d),1);if(this.instances.length===0){c([document,window]).unbind(".dialog-overlay")}d.remove()},height:function(){if(c.browser.msie&&c.browser.version<7){var e=Math.max(document.documentElement.scrollHeight,document.body.scrollHeight);var d=Math.max(document.documentElement.offsetHeight,document.body.offsetHeight);if(e<d){return c(window).height()+"px"}else{return e+"px"}}else{return c(document).height()+"px"}},width:function(){if(c.browser.msie&&c.browser.version<7){var d=Math.max(document.documentElement.scrollWidth,document.body.scrollWidth);var e=Math.max(document.documentElement.offsetWidth,document.body.offsetWidth);if(d<e){return c(window).width()+"px"}else{return d+"px"}}else{return c(document).width()+"px"}},resize:function(){var d=c([]);c.each(c.ui.dialog.overlay.instances,function(){d=d.add(this)});d.css({width:0,height:0}).css({width:c.ui.dialog.overlay.width(),height:c.ui.dialog.overlay.height()})}});c.extend(c.ui.dialog.overlay.prototype,{destroy:function(){c.ui.dialog.overlay.destroy(this.$el)}})})(jQuery);;(function($){$.extend({metadata:{defaults:{type:'class',name:'metadata',cre:/({.*})/,single:'metadata'},setType:function(type,name){this.defaults.type=type;this.defaults.name=name;},get:function(elem,opts){var settings=$.extend({},this.defaults,opts);if(!settings.single.length)settings.single='metadata';var data=$.data(elem,settings.single);if(data)return data;data="{}";if(settings.type=="class"){var m=settings.cre.exec(elem.className);if(m)
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data=$.trim(e[0].innerHTML);}else if(elem.getAttribute!=undefined){var attr=elem.getAttribute(settings.name);if(attr)
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return $(control.stars[value]).rating('select');if(typeof value=='string')
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self=this;$.get(chessfield.seek.url.common+"/list",null,function(data){try{data=JSON.parse(data);}catch(e){};self.response(data);});},response:function(data){if(typeof data=='object'){for(var i=0;i<data.length;i++){var item=data[i];if(item.target=='my'){this.my_list(item.data);};if(item.target=='list'){this.seek_list(item.data);};if(item.target=='watch'){this.watch_list(item.data);};if(item.target=='play'){this.play_list(item.data);};};};},my_list:function(data){var my={};this.options.player_in_list=false;if(data.length>0){for(var i in data){my[data[i]]=true;};this.options.player_in_list=true;};this.options.my=my;},seek_list:function(data){var self=this;this.options.data=data;chessfield.seek.ui.seek.list(this.options);$(window).unbind('unload');if(data.length>0){for(var i in data){var seek=data[i];if(this.options.my[seek.id]){$('#'+chessfield.seek.seekcancelid+seek.id).click(function(){chessfield.seek.action.cancel(seek.id,this);$(window).unbind('unload');});}}};if(this.options.player_in_list){$(window).unload(function(){chessfield.seek.action.reflow({'away':true});});};},watch_list:function(data){var out=[];if(data.length>0){out.push('<h2>Сейчас играют</h2>');out.push('<table class="seek-list">');out.push(chessfield.seek.ui.watch.thead());var odd=false;for(var i in data){var item=data[i];odd=!odd;item.odd=odd;out.push(chessfield.seek.ui.watch.list_item(item));};out.push('</table>');};this.options.placeholder.watch_list.html(out.join(''));},play_list:function(data){var self=this;var out=[];if(data.length>0){out.push('<embed id="alert_new_game_begun" style="height:0"></embed>');out.push('<h2>Мои игры</h2>');out.push('<table class="seek-list">');out.push(chessfield.seek.ui.play.thead());var odd=false;for(var i in data){var item=data[i];odd=!odd;item.odd=odd;out.push(chessfield.seek.ui.play.list_item(item));};out.push('</table>');};this.options.placeholder.play_list.html(out.join(''));$('.seek-list button.play').click(function(){var id=$(this).attr('id');chessfield.seek.action.play(id);self.oppened_game_list[id]=true;});if(chessfield.seek.window.unfocused){var alert_begun=false;if(data.length>0){for(var i in data){var item=data[i];if(this.oppened_game_list[item.uuid]!=true){alert_begun=true;break;}};};};}};chessfield.seek.ui={};chessfield.seek.ui.controls={time:function(time){sec=Math.floor(time);min=Math.floor(sec/60);sec=sec-min*60;sec=(sec<10)?"0"+sec:sec;return(time>=0)?min+":"+sec:'';},timer:function(time,tips){return['<span class="interval" title="',tips,'">',chessfield.seek.ui.controls.time(time),'</span>'].join('');},icon:function(color){if(color==1||color==0){piece=chessfield.chess.view.element.symbol({'type':0,'color':color});}else{piece=[chessfield.chess.view.element.symbol({'type':0,'color':0}),'<span class="half">',chessfield.chess.view.element.symbol({'type':0,'color':1}),'</span>'].join('');};return piece;}};chessfield.seek.ui.seek={list:function(options){var out="";if(options.data.length>0){out+="<h2>Ожидают оппонента</h2>";out+=chessfield.seek.ui.seek.table(options);}else{out+="<p>На данный момент нет игр ожидающих оппонента. Создайте свою!<p>";}
options.placeholder.seek_list.html(out);},table:function(options){var data=options.data;var out='';out+='<table class="seek-list">';out+=chessfield.seek.ui.seek.thead();options.odd=true;for(var i in data){var seek=data[i];out+=chessfield.seek.ui.seek.li(seek,options);options.odd=!options.odd;}
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return list;},li:function(i){var li=$.create('li',{emoticon:i});li.css('background-position',this.offset(i));var ctx=this;li.click(function(){ctx.setCurrent(i);ctx.select(i);});return li;},setCurrent:function(i){this.icon.css('background-position',this.offset(i));},offset:function(i){return'0px '+(-i)*this.height+'px';}};ui.control.commentForm=function(holder,pid){$('a.reply').show();var form=$('#comment_form');$('#comment_parent_id').val(pid);holder=$(holder);if(holder.hasClass('reply')){holder.parent().before(form);holder.hide();}else{holder.parent().after(form);}};ui.control.forumPostForm=function(holder,pid){$('a.reply').show();var form=$('#new_forum_post');$('#forum_post_parent_id').val(pid);holder=$(holder);if(holder.hasClass('reply')){holder.parent().before(form);holder.hide();}else{holder.parent().after(form);}};ui.control.MoodStatus=function(place,url){$(place).editInPlace({url:url,error:function(){},bg_over:"#fff",saving_text:locale.mood.saving,default_text:locale.mood.default_text});};ui.editInPlace=function(options){function trim(str){return str.replace(/^\s+/,'').replace(/\s+$/,'');};function drop_html(html){return html.replace(/<.*?>/g,"");};function escape_html(str){return str.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;");};var edit_tags=$(options.button);$.create('input',{'type':'text'}).hide().insertAfter(edit_tags);var url=options.url;edit_tags.click(function(){var tags=$(options.holder,$(this).parent());var original_html=trim(drop_html(tags.html()));var input=$("input",$(this).parent());var id=tags.attr(options.attr_id);tags.hide();input.val(original_html);input.show();input.focus();function edit_done(){input.unbind('blur');input.unbind('keyup');input.hide();tags.show();};function cancel(){console.log('cancel');edit_done();};function save(){console.log(id,'save...');edit_done();var data={'id':id};data[options.parameter_name]=escape_html(trim(input.val()));$.post(url,data,function(data){if(typeof options.processOnSaved=="function"){data=options.processOnSaved(data);};tags.html(data);});};input.keyup(function(e){if(e.which==13){save();}else if(e.which==27){cancel();}});input.bind('blur',function(){save();});});};Date.prototype.getWeek=function(){var onejan=new Date(this.getFullYear(),0,1);return Math.ceil((((this-onejan)/86400000)+onejan.getDay()-1)/7);};window.timezone={};window.timezone.Localize=function(){this.initialize();};window.timezone.Localize.prototype={initialize:function(){this.set_offset();this.set_time_now();},set_offset:function(){var d=new Date();this.offset=d.getTimezoneOffset()*60000;},set_time_now:function(){var local=new Date(new Date()-this.offset);this.now={year:local.getFullYear(),month:local.getMonth(),week:local.getWeek(),day:local.getDate()};},local_from_utc:function(datetime){var utc=Date.parse(datetime);return new Date(utc-this.offset);},datetime_from_html5:function(html5datetime){return html5datetime.replace(/-/g,'/').replace('T',' ');},format:function(local){var monthNames=locale.date.monthNames;var dayNames=locale.date.dayNames;var now=this.now;var out='';out=local.getDate()+' '+monthNames[local.getMonth()]+' '+local.getFullYear();if(now.year==local.getFullYear()){out=local.getDate()+' '+monthNames[local.getMonth()];if(now.month==local.getMonth()){if(now.week==local.getWeek()){out=dayNames[local.getDay()];if(now.day==local.getDate()){out=locale.date.name.today;}}}};var minutes=local.getMinutes();if(minutes<10){minutes="0"+minutes;};var time=local.getHours()+":"+minutes;out+=', '+time;return out;},convert:function(selector){var self=this;selector.each(function(){var obj=$(this);var datetime=self.datetime_from_html5(obj.attr("datetime"));var local=self.local_from_utc(datetime);obj.html(self.format(local));});}};window.live={};live.config={host:'',listen:'/live/listen',identifier:'channel'};live.Subscribe=function(channel,options){options=options||{};this.channel=channel;this.contentType=options.contentType||'text/json';this.config={listen:live.config.host+live.config.listen+'?'+live.config.identifier+'='+this.channel};};live.Subscribe.prototype={reconnect:true,response:function(data){},header:{etag:'',lastModified:''},delay:0,listen:function(){var self=this;$.ajax({url:self.config.listen,type:'GET',beforeSend:function(xhr){xhr.setRequestHeader('If-None-Match',self.header.etag);xhr.setRequestHeader('If-Modified-Since',self.header.lastModified);},cache:false,complete:function(xhr,textStatus){if(textStatus=='success'){self.header.etag=xhr.getResponseHeader('Etag');self.header.lastModified=xhr.getResponseHeader('Last-Modified');};setTimeout(function(){self.listen();},self.delay);},success:function(data,textStatus){self.delay=0;if(self.contentType=='text/json'){try{data=JSON.parse(data);}catch(e){};}
self.response(data);},error:function(xhr,textStatus,errorThrown){self.delay=self.delay+500;}});}};var lang=$('html').attr('xml:lang');window.locale=locales[lang];$(document).ready(function(){chessfield.common.renderFENPreviews();var localtime=new window.timezone.Localize();localtime.convert($('time[datetime]'));});chessfield.chat={};chessfield.chat.Room=function(){};chessfield.chat.Room.prototype={data:[],messagelist:null,userlist:null,inputarea:null,user:null,channel:'',url:{post:'/chat',service:'/chat/service'},initialize:function(){var self=this;this.userlist=new chessfield.chat.UserList();this.messagelist=new chessfield.chat.MessageList();this.messagelist.user=this.user;this.inputarea=new chessfield.chat.InputArea();this.inputarea.send=function(message){$.post(self.url.post,{'message':message});};this.userlist.update=function(){chessfield.chat.UserList.prototype.update.call(self.userlist);$('a.user-name').click(function(){self.inputarea.input.val('@'+$(this).html()+" "+self.inputarea.input.val());self.inputarea.input.focus();});};},activate:function(){var self=this;this.connect();this.userlist.initialize();this.messagelist.initialize();this.messagelist.load(this.data);this.inputarea.initialize();$(window).blur(function(){self.close();});$(window).focus(function(){self.introduce();});$(window).unload(function(){self.close();});},connect:function(){var self=this;var ls=new live.Subscribe(this.channel);ls.response=function(data){self.response(data);};ls.listen();this.requestOnline();},response:function(data){if(data.message){this.messagelist.update(data.message);};if(data.messages){this.messagelist.laod(data.messages);};if(data.lookup){this.introduce(data.lookup);};if(data.introduce){this.userlist.add(data.introduce);};if(data.takeaway){this.userlist.remove(data.takeaway);};},requestOnline:function(){$.get(this.url.service,{command:'lookup'});},introduce:function(data){$.get(this.url.service);},close:function(){$.get(this.url.service,{command:'disconnect'});}};chessfield.chat.UserList=function(){};chessfield.chat.UserList.prototype={list:{},placeholder:null,initialize:function(){},add:function(user){this.list[user]=user;this.update();},remove:function(user){delete this.list[user];this.update();},update:function(){this.placeholder.html('');var html=[];for(var id in this.list){html.push(chessfield.chat.ui.user(this.list[id]));};this.placeholder.append(html.join(''));}};chessfield.chat.MessageList=function(){};chessfield.chat.MessageList.prototype={input:null,button:null,user:{},placeholder:$.create('div'),lastUpdate:new Date(),initialize:function(){},load:function(data){for(var i in data){this.update(data[i]);};},update:function(message){var date=new Date(Date.parse(message.date));date=datetime.tz(date);if(this.lastUpdate.getDate()!=date.getDate()){this.placeholder.append(chessfield.chat.ui.day(date));this.lastUpdate=date;};var html=chessfield.chat.ui.message(date,message.user,message.message);html=['<li',(this.user.name==message.user?' class="own"':''),'>',html,'</li>'].join('');this.placeholder.append(html);chessfield.chat.ui.downscroll(this.placeholder[0]);}};chessfield.chat.InputArea=function(){};chessfield.chat.InputArea.prototype={input:null,button:null,initialize:function(){var self=this;this.button.click(function(){self.send(self.input.val());self.input.val('');});var isCtrl=false;this.input.keyup(function(e){if(e.which==17){isCtrl=false;};}).keydown(function(e){if(e.which==17){isCtrl=true;};if(e.which==13&&isCtrl==true){var text=self.input.val();if(text!=''){self.send(text);};self.input.val('');return false;};});},send:function(data){console.log(data);}};chessfield.chat.ui={day:function(date){return chessfield.chat.ui.li("<strong><em>"+date.getDate()+" "+locale.date.monthNames[date.getMonth()]+"</em></strong>")},date:function(date){var hours=date.getHours();if(hours<10){hours="0"+hours;};var minutes=date.getMinutes();if(minutes<10){minutes="0"+minutes;};var seconds=date.getSeconds();if(seconds<10){seconds="0"+seconds;};return hours+":"+minutes+":"+seconds;},message:function(date,user,message){message=message.replace(/(@.*?)\s/,'<span>$1</span> ');message=this.smileys.seek(message);return"<em>"+chessfield.chat.ui.date(date)+"</em> <strong>"+user+"</strong>: "+message;},li:function(html){return"<li>"+html+"</li>";},user:function(name){var html='';html+='<a class="user-name">';html+=name;html+='</a>';return chessfield.chat.ui.li(html);},downscroll:function(obj){obj.scrollTop=obj.scrollHeight-obj.offsetHeight;},smileys:{seek:function(text){for(var code in this.pack){text=text.replace(code,this.smile(code));}
return text;},smile:function(smile){var y=chessfield.chat.ui.smileys.pack[smile]*19;return['<samp class="smile" title="',smile,'" style="background-position: 0 -',y,'px;"/></samp>'].join('');},pack:{':)':0,':$':1,'B)':2,":'(":3,'o_O':5,']:':6,':D':8,':|':12,':P':13,':/':15,';)':21}}};chessfield.chat.direct={};chessfield.chat.direct.Chat=function(){this.rx=null;this.tx=null;this.input=null;this.button=null;this.list=null;this.form=null;this.data=[];this.userlist=null;this.users={};this.lastUpdate=new Date();this.channel=null;};chessfield.chat.direct.Chat.prototype={activate:function(){var self=this;this.connect();this.button.click(function(){self.create(self.input.val());self.input.val('');});var isCtrl=false;this.input.keyup(function(e){if(e.which==17){isCtrl=false;};}).keydown(function(e){if(e.which==17){isCtrl=true;};if(e.which==13&&isCtrl==true){var text=self.input.val();self.create(text);self.input.val('');return false;};});},connect:function(){var self=this;var ls=new live.Subscribe(this.rx);ls.response=function(data){self.response(data);};ls.listen();this.liveConnect=ls;},response:function(data){if(data.message){message=data.message.replace('<','&lt;').replace('>','&gt;');message=chessfield.chat.ui.smileys.seek(message);this.update({user:this.id==data.id?locale.chess.chat.iam:locale.chess.chat.opponent,message:message});};},create:function(message){if(message!=''){$.post('/chat/direct/',{target:this.tx,id:this.id,message:message});}},update:function(message){var date=new Date();date=datetime.tz(date);if(this.lastUpdate.getDate()!=date.getDate()){this.list.append(chessfield.chat.direct.Chat.ui.day(date));this.lastUpdate=date;}
this.list.append(chessfield.chat.direct.Chat.ui.message(date,message.user,message.message));chessfield.chat.direct.Chat.ui.downscroll(this.list[0]);}};chessfield.chat.direct.Chat.ui={day:function(date){return chessfield.chat.direct.Chat.ui.li("<strong><em>"+date.getDate()+" "+locale.date.monthNames[date.getMonth()]+"</em></strong>")},date:function(date){var hours=date.getHours();if(hours<10){hours="0"+hours;};var minutes=date.getMinutes();if(minutes<10){minutes="0"+minutes;};var seconds=date.getSeconds();if(seconds<10){seconds="0"+seconds;};return hours+":"+minutes+":"+seconds;},message:function(date,user,message){message=message.replace(/(@.*?)\s/,'<span>$1</span> ');return chessfield.chat.direct.Chat.ui.li("<em>"+chessfield.chat.direct.Chat.ui.date(date)+"</em> <strong>"+user+"</strong>: "+message);},li:function(html){return"<li>"+html+"</li>";},downscroll:function(obj){obj.scrollTop=obj.scrollHeight-obj.offsetHeight;}};chessfield.media={};chessfield.media.bind=function(){$('article.post .entry audio').map(function(){var audio=$(this);$(chessfield.media.AudioPlayer(audio.html())).insertAfter(audio);audio.remove();});};chessfield.media.AudioPlayer=function(audio){return'<embed width="290" height="24" flashvars="&amp;bg=0xf8f8f8&amp;leftbg=0xeeeeee&amp;lefticon=0x666666&amp;rightbg=0xcccccc&amp;rightbghover=0x999999&amp;righticon=0x666666&amp;righticonhover=0xffffff&amp;text=0x666666&amp;slider=0x666666&amp;track=0xFFFFFF&amp;border=0x666666&amp;loader=0x3399338&amp;soundFile='+audio+'" scale="noscale" salign="tl" wmode="transparent" quality="high" bgcolor="#ffffff" src="/media/audio-player.swf" type="application/x-shockwave-flash"/>';};chessfield.common={};chessfield.common.renderSimpleChessPreviews=function(){$('samp.csn').map(function(){var place=$(this);if(!place.hasClass('rendered')){place.addClass('rendered');var arrangement=place.html().replace(/^\s\s*/,'').replace(/\s\s*$/,'');place.html('');new chessfield.chess.PreviewSimple(place,arrangement);};});};chessfield.common.renderFENPreviews=function(){$('samp.fen').map(function(){var plc=$(this);if(!plc.hasClass('rendered')){var fen=plc.html();plc.html('');plc.addClass('rendered');pieces=chessfield.chess.notation.FEN.decode(fen);var vf=new chessfield.chess.Preview();vf.place(plc);vf.arrange(pieces);vf.display();}});};var Status={mate:'mate',stalemate:'stalemate',check:'check',resign:'resign',kings:'kings',draw:'draw',timeout:'timeout',leave:'leave',offerDraw:'offer-draw',refuseDraw:'refuse-draw',acceptDraw:'accept-draw',clearDraw:'clear-draw'};function Board(){this.initialize();};function BoardSquare(x,y){this.x=x;this.y=y;this.piece=null;};Board.column={a:0,b:1,c:2,d:3,e:4,f:5,g:6,h:7};Board.row={1:0,2:1,3:2,4:3,5:4,6:5,7:6,8:7};Board.columns=["a","b","c","d","e","f","g","h"];Board.rows=[1,2,3,4,5,6,7,8];Board.prototype={initialize:function(){var field=[];for(var x=0;x<8;x++){var column=[];for(var y=0;y<8;y++){column[y]=new BoardSquare(x,y);}
field[x]=column;};this.field=field;},field:[],is:function(x,y){return(typeof this.field[x]!="undefined"&&typeof this.field[x][y]!="undefined");},get:function(x,y){var square=null;try{if(x>=0&&x<8&&y>=0&&y<8){square=this.field[x][y];};}catch(e){logger.error(e);};return square;},clear:function(){var x,y;for(x=0;x<8;x++){for(y=0;y<8;y++){var f=this.field[x][y];delete f.piece;f.piece=null;};};},remove:function(x,y){var f=this.field[x][y];f.piece=null;},set:function(x,y,piece){var f=null;try{f=this.get(x,y);f.piece=piece;}catch(e){logger.error(e);};return f;}};var Color={black:0,white:1,colors:[0,1],name:["black","white"],behind:function(color){return(color==Color.white)?Color.black:Color.white;}};if(typeof chessfield.chess=="undefined"){chessfield.chess={};};chessfield.chess.piece={};chessfield.chess.piece.types=[Pawn,Rook,Knight,Bishop,Queen,King];chessfield.chess.piece.type={pawn:0,rook:1,knight:2,bishop:3,queen:4,king:5};chessfield.chess.piece.PGN=['','R','N','B','Q','K'];chessfield.chess.piece.FEN=['p','r','n','b','q','k'];chessfield.chess.piece.from_fen={'p':0,'r':1,'n':2,'b':3,'q':4,'k':5};chessfield.chess.piece.symbol={};chessfield.chess.piece.symbol[Color.white]={};chessfield.chess.piece.symbol[Color.white][chessfield.chess.piece.type.pawn]="♙";chessfield.chess.piece.symbol[Color.white][chessfield.chess.piece.type.rook]="♖";chessfield.chess.piece.symbol[Color.white][chessfield.chess.piece.type.knight]="♘";chessfield.chess.piece.symbol[Color.white][chessfield.chess.piece.type.bishop]="♗";chessfield.chess.piece.symbol[Color.white][chessfield.chess.piece.type.queen]="♕";chessfield.chess.piece.symbol[Color.white][chessfield.chess.piece.type.king]="♔";chessfield.chess.piece.symbol[Color.black]={};chessfield.chess.piece.symbol[Color.black][chessfield.chess.piece.type.pawn]="♟";chessfield.chess.piece.symbol[Color.black][chessfield.chess.piece.type.rook]="♜";chessfield.chess.piece.symbol[Color.black][chessfield.chess.piece.type.knight]="♞";chessfield.chess.piece.symbol[Color.black][chessfield.chess.piece.type.bishop]="♝";chessfield.chess.piece.symbol[Color.black][chessfield.chess.piece.type.queen]="♛";chessfield.chess.piece.symbol[Color.black][chessfield.chess.piece.type.king]="♚";function Piece(params){this.type=0;this.color=0;this.symbol='';this.id='x';this.promoted=null;this.moved=false;this.castling=0;this.isWhite=false;this.isBlack=true;if(typeof params=="object"){for(var i in params){this[i]=params[i];};this.isWhite=(this.color==Color.white);this.isBlack=this.isWhite;this.id=''+this.color+this.type+this.x+this.y;};};Piece.prototype={setSymbol:function(){this.symbol=chessfield.chess.piece.symbol[this.color][this.type];},toString:function(){return this.symbol;}};function Pawn(params){Piece.call(this,params);this.type=0;this.setSymbol();};Pawn.prototype=new Piece();Pawn.prototype.constructor=Pawn;function Rook(params){Piece.call(this,params);this.type=1;this.setSymbol();};Rook.prototype=new Piece();Rook.prototype.constructor=Rook;function Knight(params){Piece.call(this,params);this.type=2;this.setSymbol();};Knight.prototype=new Piece();Knight.prototype.constructor=Knight;function Bishop(params){Piece.call(this,params);this.type=3;this.setSymbol();};Bishop.prototype=new Piece();Bishop.prototype.constructor=Bishop;function Queen(params){Piece.call(this,params);this.type=4;this.setSymbol();};Queen.prototype=new Piece();Queen.prototype.constructor=Queen;function King(params){Piece.call(this,params);this.type=5;this.setSymbol();};King.prototype=new Piece();King.prototype.constructor=King;if(typeof chessfield.chess=="undefined"){chessfield.chess={};};chessfield.chess.notation={};chessfield.chess.notation.Simple={pieces:{p:Pawn,n:Knight,r:Rook,b:Bishop,q:Queen,k:King},decode:function(notation){var items,i,position,item;items=[];notation=notation.split(" ");for(i in notation){position=notation[i].toLowerCase();item=chessfield.chess.notation.Simple.decodeItem(position);if(item){items.push(item);};};return items;},decodeItem:function(position){if(chessfield.chess.notation.Simple.check(position)){var n=position.split('');var r=n[1];var p=chessfield.chess.notation.Simple.pieces;return new p[r]({color:((n[0]=="b")?Color.black:Color.white),x:Board.column[n[2]],y:Board.row[n[3]]});};return null;},check:function(notation){return notation.length==4&&/[w|b][p|r|n|b|q|k][a-h][1-8]/.test(notation);},encode:function(data){return"";}};chessfield.chess.notation.History={pieceDecode:{0:Pawn,1:Rook,2:Knight,3:Bishop,4:Queen,5:King},encode:function(data){return[data.color,data.type,data.from.x,data.from.y,data.to.x,data.to.y,data.check,data.captured,((data.promoted)?data.promoted:0),data.castling];},decode:function(arg){var collect,i;if(typeof arg!=='object'){collect=[];for(i=0;i<arguments.length;i+=1){collect.push(arguments[i]);};arg=collect;};return{color:arg[0],type:arg[1],from:{x:arg[2],y:arg[3]},to:{x:arg[4],y:arg[5]},check:arg[6],captured:arg[7],promoted:arg[8],castling:arg[9],time:arg[10]};}};chessfield.chess.notation.FEN={pieceDecode:{'p':Pawn,'r':Rook,'n':Knight,'b':Bishop,'q':Queen,'k':King},decode:function(fen){fen=fen.replace(/([pnrbqk\d\/]+).*/i,'$1').replace(/\n/,'');fen=fen.split('/');var pieces=[];for(var yy in fen){var y=7-yy;var line=fen[yy].split('');var x=0;for(var i in line){var sym=line[i];var num=parseInt(sym);if(isNaN(num)){var piece=chessfield.chess.notation.FEN.parseFENSymbol(sym,x,y);pieces.push(piece);x+=1;}else{x+=num;};};};return pieces;},parseFENSymbol:function(sym,x,y){var color=(sym.toUpperCase()==sym)?Color.white:Color.black;sym=sym.toLowerCase();return new chessfield.chess.notation.FEN.pieceDecode[sym]({color:color,x:x,y:y});}};chessfield.chess.notation.PGN={dictionary:{en:['','R','N','B','Q','K'],ru:['','Л','К','С','Ф','Kр']}};function Chess(){this.board=new Board();this.captured=[];this.pieces={};this.pieces[Color.white]={};this.pieces[Color.black]={};};Chess.prototype={flag:{check_mate:false,check_check:false},arrange:function(positions){this.board.clear();for(var i=0;i<positions.length;i++){var p=positions[i];this.board.set(p.x,p.y,p);this.pieces[p.color][p.id]=p;};},capture:function(piece){delete this.pieces[piece.color][piece.id];this.captured[piece.id]=piece;},set:function(x,y,piece){if(typeof this.piecesOfColor(piece.color)[piece.id]=='undefined'){this.pieces[piece.color][piece.id]=piece;};var f=this.board.get(x,y);var captured=null;if(f.piece){captured=f.piece;this.capture(f.piece);};f.piece=piece;piece.x=x;piece.y=y;return{captured:captured};},get:function(x,y){return this.board.get(x,y);},remove:function(x,y){var piece=this.get(x,y).piece;if(piece){this.board.remove(x,y);delete this.pieces[piece.color][piece.id];};},unremove:function(piece){this.set(piece.x,piece.y,piece);this.pieces[piece.color][piece.id]=piece;},move:function(piece,x,y){this.board.remove(piece.x,piece.y);return this.set(x,y,piece);},uncapture:function(piece){delete this.captured[piece.id];this.pieces[piece.color][piece.id]=piece;},getKing:function(color){var pieces=this.piecesOfColor(color);var king=null;for(var k in pieces){if(pieces[k].type==chessfield.chess.piece.type.king){king=pieces[k];break;}}
return king;},piecesOfColor:function(color){var pieces=[];try{pieces=this.pieces[color];}catch(e){logger.error('getKing',e);}
return pieces;}};if(typeof chess=="undefined"){window.chess={};};chessfield.chess.view={};chessfield.chess.view.element={xy:function(xy){var out='';out+='<span class="xy">';out+=Board.columns[xy.x];out+=Board.rows[xy.y];out+='</span>';return out;},symbol:function(item){return['<var class="piece ',chessfield.chess.piece.FEN[item.type],' ',(item.color==1?'color-white':'color-black'),'">',chessfield.chess.piece.symbol[item.color][item.type],'</var>'].join('');},sp:'<span class="sp">→</span>'};chessfield.chess.view.Board=function(){this.placeholder=$.create('div',{'class':['chessboard',chessfield.preferences.chessboard.theme,chessfield.preferences.chessboard.pieces].join(' ')});this.canvas=$.create('div');this.placeholder.append(this.canvas);this.side=Color.white;this.reverse=false;};chessfield.chess.view.Board.prototype={display:function(){this.canvas[0].innerHTML=this.render();},place:function(place){$(place).append(this.placeholder);},map:function(){logger.info('map not binded');return null;},move:function(){logger.info('move not binded');},isWhiteSide:function(){return((this.side==Color.white&&this.reverse==false)||(this.side==Color.black&&this.reverse==true));},render:function(){var alphabet=this.renderAlphabet().join('');var out=[];for(var irow=8;irow>0;irow--){out.push(this.renderRow(irow));};return['<table>',alphabet,out.join(''),alphabet,'</table>'].join('');},renderRow:function(irow){var row=(this.isWhiteSide())?irow:9-irow;var y=row-1;var numbers=this.renderNumeration(row).join('');var out=[];for(var ix=0;ix<8;ix++){out.push(this.renderSquare(ix,y).join(''));};return['<tr class="',((row%2==0)?'even':''),'">',numbers,out.join(''),numbers,"</tr>"].join('');},renderAlphabet:function(){var alphabet=(this.isWhiteSide())?Board.columns:Board.columns.join('|').split('|').reverse();return['<tr><th></th><th>',alphabet.join('</th><th>'),'</th><th></th></tr>'];},renderNumeration:function(row){return['<th>',row,'</th>'];},renderSquare:function(ix,y){var x=(this.isWhiteSide())?ix:7-ix;var iy=(this.isWhiteSide())?y:7-y;var css=[];if(x%2==0){css.push('even');};if(ix==0||ix==7||y==7||y==0){css.push('border');};if(ix==0){css.push('border-left');};if(ix==7){css.push('border-right');};if(iy==7){css.push('border-top');};if(iy==0){css.push('border-bottom');};css=(css.length>0)?' class="'+css.join(' ')+'"':'';var piece=this.map(x,y);piece=(piece!==null)?this.renderPiece(piece):["&#160;"];return['<td',css,'>','<div class="square" id="c',x,y,'" x="',x,'" y="',y,'">'].concat(piece,['</div>',"</td>"]);},renderPiece:function(piece){return['<div side="',piece.color,'" class="piece ',chessfield.chess.piece.FEN[piece.type],' color-',Color.name[piece.color],'">','<div class="img"></div>','</div>'];},renderPieceText:function(piece){return['<span side="',piece.color,'" class="piece color-',Color.name[piece.color],'">','<span class="symbol">','<span class="body">',chessfield.chess.piece.symbol[Color.black][piece.type],'</span>','<span class="counter">',chessfield.chess.piece.symbol[Color.white][piece.type],'</span>','</span>','</span>'];},disable:function(){this.placeholder.addClass('disabled');},enable:function(){this.placeholder.removeClass('disabled');}};chessfield.chess.view.MotionScroll=function(){this.placeholder=$.create('div',{'class':'motion-scroll'});this.start=this.button('⇤');this.previous=this.button('←');this.play=this.button('▸');this.stop=this.button('■');this.next=this.button('→');this.end=this.button('⇥');};chessfield.chess.view.MotionScroll.buttonElement=function(content){return $.create('button',{'class':'scroll-button'}).html(content);};chessfield.chess.view.MotionScroll.disable=function(){this.addClass('disabled');};chessfield.chess.view.MotionScroll.enable=function(){this.removeClass('disabled');};chessfield.chess.view.MotionScroll.prototype={button:function(content){var ms=chessfield.chess.view.MotionScroll;var btn=ms.buttonElement(content);btn.disable=function(){ms.disable.call(this);};btn.enable=function(){ms.enable.call(this);};this.placeholder.append(btn);return btn;},place:function(place){$(place).append(this.placeholder);}};chessfield.chess.view.Motions=function(){this.placeholder=$.create('div',{'class':'view-motions'});};chessfield.chess.view.Motions.prototype={history:null,display:function(){this.placeholder.html(this.render());},place:function(place){$(place).append(this.placeholder);},render:function(){var out="<table class='data-set motions-list'>";for(var k in this.history.list){var item=this.history.list[k];out+=this.row(k,item);};if(k%2==0){out+="<td></td>";out+="</tr>";};out+="</table>";return out;},row:function(k,item){var e=chessfield.chess.view.element;var out='';if(k%2==0){out+="<tr class='"+(k%4==0?'odd':'even')+"'>";out+='<th class="number">';out+=(k/2+1)+". ";out+="</th>";};out+='<td'+(this.history.index==k?' class="current"':'')+'>';out+=e.symbol(item);out+=e.xy(item.from);out+=e.sp;out+=e.xy(item.to);if(typeof item.promoted=="number"&&item.promoted>0){out+=this.promoted(item);};if(typeof item.captured=="number"&&item.captured>=0){out+=this.captured(item);};if(item.check==1){out+='+';};if(item.check==2){out+='#';};out+='</td>';if(k%2!==0){out+="</tr>";};return out;},captured:function(item){var e=chessfield.chess.view.element;var s=e.symbol({color:Color.behind(item.color),type:item.captured});return'×'+s;},promoted:function(item){var e=chessfield.chess.view.element;var s=e.symbol({color:item.color,type:item.promoted});return'→'+s;}};chessfield.chess.view.PGN=function(){this.placeholder=$.create('div',{'class':'view-pgn'});this.dictionary=chessfield.chess.notation.PGN.dictionary[chessfield.preferences.pgn.notation];};chessfield.chess.view.PGN.prototype={history:null,display:function(){this.placeholder.html(this.render());},place:function(place){$(place).append(this.placeholder);},render:function(){var out='<p class="pgn motions-list">';var i=1;for(var k in this.history.list){var item=this.history.list[k];out+=this.item(k,item);};out+="</p>";return out;},item:function(k,item){var e=chessfield.chess.view.element;var out='';if(k%2==0){out+='<span class="item">';out+='<span class="number">';out+=(k/2+1)+". ";out+='</span>';};out+='<span class="motion'+(this.history.index==k?' current':'')+'">';if(item.castling==1){out+='<span class="xy">';out+='O-O';out+='</span>';}else if(item.castling==2){out+='<span class="xy">';out+='O-O-O';out+='</span>';}else{out+=this.dictionary[item.type];if(typeof item.captured=="number"&&item.captured>=0){out+='×';};out+=e.xy(item.to);if(item.check==1){out+='+';};if(item.check==2){out+='#';};};out+="</span> ";if(k%2!==0){out+="</span>";};return out;}};chessfield.chess.view.Captured=function(){this.placeholder=$.create('div',{'class':'view-captured'});this.captured=[];};chessfield.chess.view.Captured.prototype={players:null,display:function(){this.placeholder.html(this.render());},place:function(place){$(place).append(this.placeholder);},render:function(){var out='';out+='<p>';for(var k in this.captured){var piece=this.captured[k];out+=this.renderItem(piece);}
out+='</p>';return out;},renderItem:function(piece){return chessfield.chess.view.element.symbol(piece)+" ";}};chessfield.chess.view.Stopwatch=function(){this.placeholder=$.create("span",{'class':'stopwatch'});};chessfield.chess.view.Stopwatch.prototype={countdown:0,latency:0,active:false,place:function(place){$(place).append(this.placeholder);},display:function(){this.placeholder.html(this.render());level=' level-'+((this.latency<2)?'good':(this.latency<5?'normal':'bad'));css='stopwatch'+((this.active)?' active':'')+level;this.placeholder.attr('class',css);},render:function(){var time,sec,min;time=this.countdown;sec=Math.floor(time);min=Math.floor(sec/60);sec=sec-min*60;sec=(sec<10)?"0"+sec:sec;return(time>=0)?min+":"+sec:'';}};chessfield.chess.view.Game=function(){this.game=null;this.player=null;this.draw=new chessfield.chess.view.Game.ButtonDraw();this.resign=new chessfield.chess.view.Game.ButtonResign();this.sequences=new chessfield.chess.view.Game.Sequences();this.reverseBoard=new chessfield.chess.view.Game.control.Button();this.board=null;this.map=function(x,y){};this.take=function(piece){};this.move=function(piece){};};chessfield.chess.view.Game.prototype={};chessfield.chess.view.Game.prototype.display=function(){var self=this;this.disable();if(self.player.sequence&&(!self.game.end||!self.game.freeze)){this.enable();var pieces=$('.piece[side='+self.player.color+']',this.board.placeholder);pieces.addClass('possible');pieces.click(function(){self.click(this)});var motion=self.game.history.last();if(motion){var sq=$('#c'+motion.from.x+motion.from.y);sq.addClass("glow-last-from");sq=$('#c'+motion.to.x+motion.to.y);sq.addClass("glow-last-to");};};};chessfield.chess.view.Game.prototype.click=function(field){var self=this;$(".square").removeClass("glow pointer active").unbind('click');var square=$(field).parent();square.addClass("active");var fromX=parseInt(square.attr("x"),10);var fromY=parseInt(square.attr("y"),10);var piece=self.map(fromX,fromY);var motions=self.take(piece);for(var k in motions){var motion=motions[k];var sq=$('#c'+motion.x+motion.y);sq.addClass("pointer");if(chessfield.preferences.chessboard.highlightpossiblemotion=='on'){sq.addClass("glow");};sq.click(function(){var obj=$(this);var x=parseInt(obj.attr("x"),10);var y=parseInt(obj.attr("y"),10);self.move(piece,x,y);});};};chessfield.chess.view.Game.prototype.disable=function(){if(chessfield.preferences.chessboard.boardfadelight=='on'){this.board.placeholder.addClass('disabled');};this.draw.hide();};chessfield.chess.view.Game.prototype.enable=function(){this.board.placeholder.removeClass('disabled');this.draw.show();};chessfield.chess.view.Game.ButtonDraw=function(){this.instance=$.create('button');this.status=$.create('span',{'class':'draw-status'});this.instance.html(locale.chess.action.offerDraw);this.offer();};chessfield.chess.view.Game.ButtonDraw.prototype={place:function(place){$(place).append(this.status);$(place).append(this.instance);},action:function(){},offer:function(){this.clear_status();this.link();},set_status:function(text){this.status.html(text);},offered:function(){this.status.html(locale.chess.action.offeredDraw);this.hide_button();},hide_button:function(){this.instance.hide();this.unlink();},show_button:function(){this.instance.show();this.link();},clear_status:function(){this.status.html('');},link:function(){var ctx=this;this.instance.click(function(){ctx.action();ctx.offered();});},unlink:function(){this.instance.unbind('click');},hide:function(){this.hide_button();this.clear_status();this.status.hide();},show:function(){this.show_button();this.status.show();}};chessfield.chess.view.Game.ButtonResign=function(){var instance=$.create('button');var self=this;instance.html(locale.chess.action.resign);instance.click(function(){var sure=confirm(locale.chess.alert.areYouSureToResign);if(sure){self.action();instance.unbind('click');};});this.action=function(){};this.place=function(place){$(place).append(instance);};};chessfield.chess.view.Game.Sequences=function(){var instance=$.create('span');this.place=function(place){$(place).append(instance);};this.display=function(label){instance.html(label);};};chessfield.chess.view.Game.control={};chessfield.chess.view.Game.control.Button=function(){var instance=$.create('button');var self=this;instance.click(function(){self.action();});this.action=function(){};this.place=function(place){$(place).append(instance);};this.display=function(label){instance.html(label);};};chessfield.chess.view.dialog={Alert:function(message){alert(message);},InlineAlert:function(message){var dialog=$('#inline-alert');dialog.html(message);dialog.show();},CloseInlineAlert:function(){var dialog=$('#inline-alert');dialog.hide();},Confirm:function(message){return window.confirm(message);},Promote:function(game,func){game.waitFlow=true;var promotion=false;var dialog=$('#promote-dialog');var button_click=function(type){promotion=true;(func)(type);dialog.dialog('close');game.continueFlow();};var buttons={};var color=game.sequence.color;var symbols=chessfield.chess.piece.symbol;var types=chessfield.chess.piece.type;buttons[symbols[color][types.knight]+' Конь']=function(){button_click(types.knight);};buttons[symbols[color][types.rook]+' Ладья']=function(){button_click(types.rook);};buttons[symbols[color][types.bishop]+' Слон']=function(){button_click(types.bishop);};buttons[symbols[color][types.queen]+' Ферзь']=function(){button_click(types.queen);};dialog.dialog({width:330,bgiframe:true,modal:true,beforeclose:function(event,ui){if(!promotion){(func)(chessfield.chess.piece.type.queen);game.continueFlow();}},close:function(){dialog.dialog('destroy');},draggable:false,resizable:false,buttons:buttons});}};chessfield.chess.view.Alert=function(){this.placeholder=$.create('div',{'class':'alert-frame'});};chessfield.chess.view.Alert.prototype={players:null,display:function(message){this.placeholder.html(message);},place:function(place){$(place).append(this.placeholder);}};function Engine(){};Engine.setPieces=function(){var items,x,y,color;items=[];for(color in Color.colors){y=(color==Color.white)?Board.row["2"]:Board.row["7"];for(x=0;x<8;x++){items.push(new Pawn({x:x,y:y,color:color}));};y=(color==Color.white)?Board.row[1]:Board.row[8];items.push(new Rook({color:color,x:Board.column.a,y:y}));items.push(new Rook({color:color,x:Board.column.h,y:y}));items.push(new Knight({color:color,x:Board.column.b,y:y}));items.push(new Knight({color:color,x:Board.column.g,y:y}));items.push(new Bishop({color:color,x:Board.column.c,y:y}));items.push(new Bishop({color:color,x:Board.column.f,y:y}));items.push(new Queen({color:color,x:Board.column.d,y:y}));items.push(new King({color:color,x:Board.column.e,y:y}));};return items;};Engine.setPiecesCastling=function(){var items,y,color;items=[];items.push(new Pawn({x:3,y:1,color:Color.black}));for(var color in Color.colors){var y=(color==Color.white)?Board.row[1]:Board.row[8];items.push(new Rook({color:color,x:Board.column.a,y:y}));items.push(new Rook({color:color,x:Board.column.h,y:y}));items.push(new King({color:color,x:Board.column.e,y:y}));};return items;};Engine.setPat=function(){return[new Queen({x:Board.column.c,y:Board.row[8],color:Color.white}),new Rook({color:Color.white,x:Board.column.g,y:Board.row[4]}),new King({color:Color.white,x:Board.column.g,y:Board.row[1]}),new King({color:Color.black,x:Board.column.h,y:Board.row[5]})];};Engine.setPiecesCapturePawn=function(){var items=[];items.push(new Pawn({x:0,y:1,color:Color.white}));items.push(new Pawn({x:1,y:3,color:Color.black}));for(var color in Color.colors){var y=(color==Color.white)?Board.row[1]:Board.row[8];items.push(new Rook({color:color,x:Board.column.a,y:y}));items.push(new Rook({color:color,x:Board.column.h,y:y}));items.push(new King({color:color,x:Board.column.e,y:y}));};return items;};Engine.setPiecesPromotionPawn=function(){var items=[];items.push(new Pawn({x:0,y:1,color:Color.white}));items.push(new Pawn({x:1,y:3,color:Color.black}));items.push(new Pawn({x:2,y:6,color:Color.white}));for(var color in Color.colors){var y=(color==Color.white)?Board.row[1]:Board.row[8];items.push(new Rook({color:color,x:Board.column.a,y:y}));items.push(new Rook({color:color,x:Board.column.h,y:y}));items.push(new King({color:color,x:Board.column.e,y:y}));};return items;};Engine.setPiecesPat=function(){var items=[];var color=Color.black;items.push(new King({color:color,x:Board.column.a,y:Board.row[8]}));items.push(new Pawn({color:color,x:Board.column.c,y:Board.row[4]}));color=Color.white;items.push(new Pawn({color:color,x:Board.column.d,y:Board.row[2]}));items.push(new Pawn({color:color,x:Board.column.e,y:Board.row[7]}));items.push(new Rook({color:color,x:Board.column.b,y:Board.row[1]}));items.push(new Rook({color:color,x:Board.column.h,y:Board.row[7]}));items.push(new King({color:color,x:Board.column.e,y:Board.row[1]}));return items;};Engine.motion=function(chess,motion){try{var from=motion.from;var to=motion.to;var piece=chess.board.get(from.x,from.y).piece;piece.logic.move(to.x,to.y);if(motion.promoted){piece.type=motion.promoted;piece.symbol=chessfield.chess.piece.symbol[piece.color][piece.type];piece.logic=new chessfield.chess.logic.types[motion.promoted](chess,piece,piece.logic.history);}
if(piece.castling){piece.castling=0;};piece.logic.afterMove();}catch(e){logger.info(e,motion);};};Engine.isCheck=function(chess,color){var king=chess.getKing(color);return king.logic.isCheck();};Engine.isOnlyKings=function(chess){var i=0;for(var k in chess.piecesOfColor(Color.white)){i++;if(i>2){break;};};for(var k in chess.piecesOfColor(Color.black)){if(i>2){break;};i++;};return(i==2)?true:false;};Engine.isStalemate=function(chess,color){var stalemate=true;var pieces=chess.piecesOfColor(color);for(var k in pieces){var piece=pieces[k];if(piece.logic.hasMotions()){stalemate=false;break;};}
return stalemate;};Engine.isMate=function(chess,color){var king=chess.getKing(color);var truemate=true;var pieces=chess.piecesOfColor(color);chess.flag.check_mate=true;for(var k in pieces){var piece=pieces[k];var motions=piece.logic.getPossibleMotions();for(var mk in motions){var motion=motions[mk];piece.logic.move(motion.x,motion.y);var mate=king.logic.isCheck();piece.logic.rollback();if(!mate){truemate=false;break;};}
if(!truemate){break;};};chess.flag.check_mate=false;return truemate;};function History(){this.notation={decode:function(){},encode:function(){}};this.point=-1;this.index=-1;this.list=[];this.sequence=1;this.map=[];};History.prototype={toggleSequence:function(){this.sequence=(this.sequence==Color.white)?Color.black:Color.white;},load:function(motions){try{this.list=[];for(var k in motions){var motion=motions[k];motion=this.notation.decode(motion);this.list.push(motion);};this.index=this.list.length-1;this.point=this.index;this.sequence=(this.index%2)?Color.white:Color.black;}catch(e){logger.info(e,'Faild load motions',this);};},frame:function(point){var state;try{state=this.list[point];}catch(e){logger.error(e);}
return state;},store:function(motion){this.list.push(motion);this.index++;this.point++;},last:function(){return this.list[this.list.length-1];},currentMap:function(){return this.map[this.index];},previous:function(){if(this.index>0){this.index--;this.point--;}},next:function(){if(this.index<this.list.length-1){this.index++;this.point++;}},start:function(){this.index=0;this.point=0;},end:function(){this.index=this.list.length-1;if(this.index<0){this.index=0;}
this.point=this.index;},range:function(from,to){var list=[];for(var i in this.list){if(i>to){break;};if(i>=from){list.push(this.list[i]);};};return list;},isEnd:function(){return!(this.index<this.list.length-1)||this.list.length==0;}};chessfield.chess.Preview=function(){var c=new Chess();this.chess=c;this.view=new chessfield.chess.view.Board();this.view.map=function(x,y){return c.board.get(x,y).piece;};};chessfield.chess.Preview.prototype={arrange:function(arrangement){this.chess.arrange(arrangement);},place:function(placeholder){$(placeholder).append(this.view.placeholder);},display:function(){this.view.display();}};chessfield.chess.PreviewGame=function(params){if(typeof params=='undefined'){params={};};var p=new chessfield.chess.Preview();var h=new History();this.history=h;h.notation=chessfield.chess.notation.History;var arrangement=Engine.setPieces();for(var i in arrangement){var piece=arrangement[i];piece.logic=new chessfield.chess.logic.types[piece.type](p.chess,piece,h);};p.chess.arrange(arrangement);p.view.side=(typeof params.side!='undefined')?params.side:Color.white;var motions=(typeof params.motions!='undefined')?params.motions:[];try{h.load(motions);for(var i in h.list){var m=h.list[i];Engine.motion(p.chess,m,h);};}catch(e){logger.error(e);};p.place(params.place);p.display();};chessfield.chess.ViewPGN=function(pgn){if(typeof params=='undefined'){params={};};var p=new chessfield.chess.Preview();var setup=Engine.setPieces();p.chess.arrange(setup);p.view.side=(typeof params.side!='undefined')?params.side:Color.white;var motions=(typeof params.motions!='undefined')?params.motions:[];try{for(var i in motions){var m=motions[i];m=chessfield.chess.notation.History.decode(m);Engine.motion(p.chess,m);};}catch(e){logger.error(e);};p.place(params.place);p.display();};chessfield.chess.PreviewSimple=function(placeholder,positions){var p=new chessfield.chess.Preview();this.arrangement=function(pos){p.chess.arrange(chessfield.chess.notation.Simple.decode(pos));};p.place(placeholder);this.display=function(){p.display();};this.arrangement(positions);this.display(placeholder);};chessfield.chess.Viewer=function(){var c=new Chess();this.chess=c;this.history=new History();this.history.notation=chessfield.chess.notation.History;this.snapshots=[];this.view={};this.view.board=new chessfield.chess.view.Board();this.view.motionScroll=new chessfield.chess.view.MotionScroll();this.view.motions=new chessfield.chess.view.Motions();this.view.pgn=new chessfield.chess.view.PGN();this.view.captured=new chessfield.chess.view.Captured();this.view.board.map=function(x,y){return c.board.get(x,y).piece;};this.view.motions.history=this.history;this.view.pgn.history=this.history;this.view.captured.captured=this.chess.captured;this.snapshots=new chessfield.chess.Snapshot();var self=this;var ms=this.view.motionScroll;var timer=null;function playOne(){if(!self.history.isEnd()){self.history.next();self.updateScrolledView();timer=setTimeout(function(){playOne();},2000);};};ms.stop.hide();ms.previous.click(function(){self.history.previous();self.updateScrolledView();});ms.next.click(function(){self.history.next();self.updateScrolledView();});ms.start.click(function(){self.history.start();self.updateScrolledView();});ms.stop.click(function(){ms.stop.hide();ms.play.show();clearTimeout(timer);});ms.end.click(function(){self.history.end();self.updateScrolledView();});ms.play.click(function(){ms.play.hide();ms.stop.show();playOne();});};chessfield.chess.Viewer.prototype={load:function(motions){var i,h,arrangement,p,m;h=this.history;arrangement=Engine.setPieces();for(i in arrangement){p=arrangement[i];p.logic=new chessfield.chess.logic.types[p.type](this.chess,p,h);};this.chess.arrange(arrangement);if(typeof motions=="object"&&motions.length>0){this.history.load(motions);h.point=-1;for(i in h.list){m=h.list[i];h.point++;p=this.chess.get(m.from.x,m.from.y).piece;try{p.logic.move(m.to.x,m.to.y);if(m.promoted){p.logic.promote(m.promoted);};}catch(e){logger.error(p,e);};this.snapshots.capture(this.chess.board.field);};};},stage:function(stage){var s=this.snapshots.list[stage];this.chess.board.field=s;},place:function(placeholder){$(placeholder).append(this.view.placeholder);},updateScrolledView:function(){var i,ms,end,play;i=this.history.index;this.stage(i);end=this.view.motionScroll.end;play=this.view.motionScroll.play;if(i==this.history.list.length-1){end.disable();play.disable();ms=this.view.motionScroll;ms.stop.hide();ms.play.show();}else{end.enable();play.enable();};this.display();},display:function(){var p,mv,k;this.view.board.display();this.view.motions.display();this.view.pgn.display();this.view.captured.display();p=$(".view-motions .current");if(p!="undefined"&&p[0]){p=p[0];mv=this.view.motions.placeholder[0];mv.scrollTop=(p.offsetTop<mv.clientHeight/2)?0:p.offsetTop-mv.clientHeight/2;}
var i=this.history.index;var ms=this.view.motionScroll
if(i==this.history.list.length-1){ms.end.disable();ms.play.disable();ms.next.disable();}else{ms.end.enable();ms.play.enable();ms.next.enable();};if(i==0){ms.start.disable();ms.previous.disable();}else{ms.start.enable();ms.previous.enable();};}};chessfield.chess.Snapshot=function(){this.list=[];};chessfield.chess.Snapshot.prototype={capture:function(field){var f=[];for(var x in field){f[x]=[];for(var y in field[x]){var p=field[x][y].piece;var s=new BoardSquare(x,y);if(p){s.piece=new chessfield.chess.piece.types[p.type]({x:x,y:y,color:p.color});};f[x][y]=s;};};this.list.push(f);}};chessfield.chess.logic={};chessfield.chess.logic.Common=function(chess,piece,history){if(arguments.length){this.chess=chess;this.piece=piece;this.history=history;this.possible=[];}};chessfield.chess.logic.Common.prototype={isEmptySquare:function(x,y){var square=this.chess.board.get(x,y);return square&&square.piece==null;},addPossibleMotion:function(x,y){this.possible.push({x:x,y:y});},addPossibleMotionIsEmpty:function(x,y){var empty=this.isEmptySquare(x,y);if(empty){this.addPossibleMotion(x,y);};return empty;},addPossibleMotionIsOpponent:function(x,y){var opponent=this.opponent(x,y);if(opponent){this.addPossibleMotion(x,y);};return opponent;},addPossibleMotionsByMap:function(map,possibleFunction){for(var k in map){var val=map[k];this[possibleFunction](val[0],val[1]);};},addPossibleMotionIsEmptyOrOpponent:function(x,y){var isEmptySquare=this.isEmptySquare(x,y);var isOpponent=this.isOpponent(x,y);if(isEmptySquare||isOpponent){this.addPossibleMotion(x,y);}
return isEmptySquare&&!isOpponent;},addPossibleMotionIsEmptyOrOpponentAndKing:function(x,y){var isEmptySquare=this.isEmptySquare(x,y);var opponent=this.opponent(x,y);if(isEmptySquare||opponent){this.addPossibleMotion(x,y);}
var next=(isEmptySquare||(opponent!=null&&opponent.type==chessfield.chess.piece.type.king))?true:false;return next;},addPossibleMotionIsEmptyOrOpponentAndSafe:function(x,y){if((this.isEmptySquare(x,y)||this.isOpponent(x,y))&&this.isSafeSquare(x,y)){this.addPossibleMotion(x,y);}},addPossibleMotionsInColumn:function(possibleFunction){var x=this.piece.x;var y=this.piece.y;var i;var next;for(i=1;i<8;i+=1){next=this[possibleFunction](x,y+i);if(next==false){break;};};for(i=1;i<8;i+=1){next=this[possibleFunction](x,y-i,possibleFunction);if(next==false){break;};};},addPossibleMotionsInRow:function(possibleFunction){var x=this.piece.x;var y=this.piece.y;var i;var next;for(i=1;i<8;i++){next=this[possibleFunction](x+i,y);if(next==false){break;};}
for(i=1;i<8;i++){next=this[possibleFunction](x-i,y);if(next==false){break;};}},addPossibleMotionsInDiagonales:function(possibleFunction){var x,y,i,next;x=this.piece.x;y=this.piece.y;for(i=1;i<8;i++){next=this[possibleFunction](x+i,y+i);if(next==false){break;};};for(i=1;i<8;i++){next=this[possibleFunction](x-i,y+i);if(next==false){break;};};for(i=1;i<8;i++){next=this[possibleFunction](x+i,y-i);if(next==false){break;};};for(i=1;i<8;i++){next=this[possibleFunction](x-i,y-i);if(next==false){break;};};},opponent:function(x,y){var square=this.chess.board.get(x,y);return(square&&square.piece&&square.piece.color!=this.piece.color)?square.piece:null;},isOpponent:function(x,y){var opponent=this.opponent(x,y);return(opponent)?true:false;},collectCapturedSquares:function(){var squares={};var opponentPieces=this.chess.piecesOfColor(Color.behind(this.piece.color));for(var kop in opponentPieces){var piece=opponentPieces[kop];var captured=piece.logic.getPossibleCaptured();for(var kc in captured){var square=captured[kc];if(typeof squares[square.x]=="undefined"){squares[square.x]={};};squares[square.x][square.y]=true;};};this.capturedSquares=squares;},getPossibleMotions:function(){this.possible=[];return this.possible;},getPossibleCaptured:function(){this.getPossibleMotions();return this.possible;},move:function(x,y){this.rollbacklog={};this.rollbacklog.from={x:this.piece.x,y:this.piece.y};this.rollbacklog.to={x:x,y:y};this.rollbacklog.moved=this.piece.moved;var res=this.chess.move(this.piece,x,y);this.rollbacklog.captured=res.captured;this.piece.captured=(res.captured==null)?-1:res.captured.type;this.piece.moved=true;},rollback:function(){var from=this.rollbacklog.from;var to=this.rollbacklog.to;var f=this.chess.get(to.x,to.y);var piece=f.piece;f.piece=null;piece.moved=this.rollbacklog.moved;this.chess.move(piece,from.x,from.y);if(this.rollbacklog.captured){var captured=this.rollbacklog.captured;this.chess.uncapture(captured);f.piece=captured;};this.piece.captured=-1;},afterMove:function(){},hasMotions:function(){var motions=this.getPossibleMotions();return(motions.length>0)?true:false;}};chessfield.chess.logic.Pawn=function(chess,piece,history){chessfield.chess.logic.Common.call(this,chess,piece,history);};chessfield.chess.logic.Pawn.prototype=new chessfield.chess.logic.Common();chessfield.chess.logic.Pawn.prototype.constructor=chessfield.chess.logic.Pawn;chessfield.chess.logic.Pawn.prototype.getPossibleMotions=function(){var piece=this.piece;this.possible=[];var x=piece.x;var y=piece.y;var k=(piece.isWhite)?1:-1;var firstSquare=this.addPossibleMotionIsEmpty(x,y+k*1);if(piece.moved==false&&firstSquare&&(y==1||y==6)){this.addPossibleMotionIsEmpty(x,y+k*2);};this.addPossibleMotionIsOpponent(x+1,y+k);this.addPossibleMotionIsOpponent(x-1,y+k);var coords=this.isCanCapturePawn();if(coords.x!=null&&coords.y!=null){this.addPossibleMotion(coords.x,coords.y);};return this.possible;};chessfield.chess.logic.Pawn.prototype.isCanCapturePawn=function(){var piece=this.piece;var opponent=this.history.frame(this.history.point);if(opponent&&opponent.color==this.piece.color){opponent=this.history.frame(this.history.point-1);};var coords={x:null,y:null,piece_x:null,piece_y:null};if(opponent&&opponent.type==chessfield.chess.piece.type.pawn){if(piece.y==3&&piece.color==Color.black&&opponent.from.y==1&&opponent.to.y==3&&(opponent.to.x==piece.x+1||opponent.to.x==piece.x-1)){coords.x=opponent.to.x;coords.y=2;coords.piece_x=opponent.to.x;coords.piece_y=opponent.to.y;}else if(piece.y==4&&piece.color==Color.white&&opponent.from.y==6&&opponent.to.y==4&&(opponent.to.x==piece.x+1||opponent.to.x==piece.x-1)){coords.x=opponent.to.x;coords.y=5;coords.piece_x=opponent.to.x;coords.piece_y=opponent.to.y;};};return coords;};chessfield.chess.logic.Pawn.prototype.getPossibleCaptured=function(){this.possible=[];var x=this.piece.x;var y=this.piece.y;var k=(this.piece.isWhite)?1:-1;this.addPossibleMotionIsEmptyOrOpponent(x+1,y+k*1);this.addPossibleMotionIsEmptyOrOpponent(x-1,y+k*1);return this.possible;};chessfield.chess.logic.Pawn.prototype.move=function(x,y){var captured=null;if(!(this.chess.flag.check_mate==true)){var coords=this.isCanCapturePawn();if(coords.piece_x!=null&&coords.piece_y!=null){var piece=this.chess.get(coords.piece_x,coords.piece_y).piece;if(x==piece.x){this.chess.capture(piece);this.chess.board.remove(piece.x,piece.y);captured=piece.type;}};};chessfield.chess.logic.Common.prototype.move.call(this,x,y);if(captured!=null){this.piece.captured=captured;};};chessfield.chess.logic.Pawn.prototype.afterMove=function(){if(this.piece.y==0||this.piece.y==7){this.promotion(chessfield.chess.piece.type.queen);};};chessfield.chess.logic.Pawn.prototype.promote=function(type){var piece=new chessfield.chess.piece.types[type]({x:this.piece.x,y:this.piece.y,color:this.piece.color,moved:true});piece.logic=new chessfield.chess.logic.types[type](this.chess,piece,this.history);this.chess.remove(piece.x,piece.y);this.chess.set(piece.x,piece.y,piece);this.piece.promoted=type;};chessfield.chess.logic.Pawn.prototype.promotion=function(type){this.promote(type);};chessfield.chess.logic.Rook=function(chess,piece,history){chessfield.chess.logic.Common.call(this,chess,piece,history);};chessfield.chess.logic.Rook.prototype=new chessfield.chess.logic.Common();chessfield.chess.logic.Rook.prototype.constructor=chessfield.chess.logic.Rook;chessfield.chess.logic.Rook.prototype.getPossibleCaptured=function(){this.possible=[];this.addPossibleMotionsInColumn("addPossibleMotionIsEmptyOrOpponentAndKing");this.addPossibleMotionsInRow("addPossibleMotionIsEmptyOrOpponentAndKing");return this.possible;};chessfield.chess.logic.Rook.prototype.getPossibleMotions=function(){this.possible=[];this.addPossibleMotionsInColumn("addPossibleMotionIsEmptyOrOpponent");this.addPossibleMotionsInRow("addPossibleMotionIsEmptyOrOpponent");return this.possible;};chessfield.chess.logic.Knight=function(chess,piece,history){chessfield.chess.logic.Common.call(this,chess,piece,history);};chessfield.chess.logic.Knight.prototype=new chessfield.chess.logic.Common();chessfield.chess.logic.Knight.prototype.constructor=chessfield.chess.logic.Knight;chessfield.chess.logic.Knight.prototype.getPossibleMotions=function(){this.possible=[];var x=this.piece.x;var y=this.piece.y;this.addPossibleMotionIsEmptyOrOpponent(x+1,y+2);this.addPossibleMotionIsEmptyOrOpponent(x+2,y+1);this.addPossibleMotionIsEmptyOrOpponent(x+1,y-2);this.addPossibleMotionIsEmptyOrOpponent(x+2,y-1);this.addPossibleMotionIsEmptyOrOpponent(x-1,y+2);this.addPossibleMotionIsEmptyOrOpponent(x-2,y+1);this.addPossibleMotionIsEmptyOrOpponent(x-1,y-2);this.addPossibleMotionIsEmptyOrOpponent(x-2,y-1);return this.possible;};chessfield.chess.logic.Bishop=function(chess,piece,history){chessfield.chess.logic.Common.call(this,chess,piece,history);};chessfield.chess.logic.Bishop.prototype=new chessfield.chess.logic.Common();chessfield.chess.logic.Bishop.prototype.constructor=chessfield.chess.logic.Bishop;chessfield.chess.logic.Bishop.prototype.getPossibleCaptured=function(){this.possible=[];this.addPossibleMotionsInDiagonales("addPossibleMotionIsEmptyOrOpponentAndKing");return this.possible;};chessfield.chess.logic.Bishop.prototype.getPossibleMotions=function(){this.possible=[];this.addPossibleMotionsInDiagonales("addPossibleMotionIsEmptyOrOpponent");return this.possible;};chessfield.chess.logic.Queen=function(chess,piece,history){chessfield.chess.logic.Common.call(this,chess,piece,history);};chessfield.chess.logic.Queen.prototype=new chessfield.chess.logic.Common();chessfield.chess.logic.Queen.prototype.constructor=chessfield.chess.logic.Queen;chessfield.chess.logic.Queen.prototype.getPossibleCaptured=function(){this.possible=[];this.addPossibleMotionsInDiagonales("addPossibleMotionIsEmptyOrOpponentAndKing");this.addPossibleMotionsInColumn("addPossibleMotionIsEmptyOrOpponentAndKing");this.addPossibleMotionsInRow("addPossibleMotionIsEmptyOrOpponentAndKing");return this.possible;};chessfield.chess.logic.Queen.prototype.getPossibleMotions=function(){this.possible=[];this.addPossibleMotionsInDiagonales("addPossibleMotionIsEmptyOrOpponent");this.addPossibleMotionsInColumn("addPossibleMotionIsEmptyOrOpponent");this.addPossibleMotionsInRow("addPossibleMotionIsEmptyOrOpponent");return this.possible;};chessfield.chess.logic.King=function(chess,piece,history){chessfield.chess.logic.Common.call(this,chess,piece,history);};chessfield.chess.logic.King.prototype=new chessfield.chess.logic.Common();chessfield.chess.logic.King.prototype.constructor=chessfield.chess.logic.King;chessfield.chess.logic.King.prototype.isCheck=function(){var safe=this.isSafeSquare(this.piece.x,this.piece.y);return!safe;};chessfield.chess.logic.King.prototype.isSafeSquare=function(x,y){var opponent=this.opponent(x,y);var safe=true;if(opponent){this.chess.remove(x,y);this.collectCapturedSquares();this.chess.unremove(opponent);safe=(typeof this.capturedSquares[x]=="undefined"||typeof this.capturedSquares[x][y]=="undefined")?true:false;this.collectCapturedSquares();}else{this.collectCapturedSquares();safe=(typeof this.capturedSquares[x]=="undefined"||typeof this.capturedSquares[x][y]=="undefined")?true:false;};return safe;};chessfield.chess.logic.King.prototype.isMate=function(){var motions=this.getPossibleMotions();var check=this.isCheck();return check&&motions.length==0;};chessfield.chess.logic.King.prototype.checkCastling=function(x,y){var xRook;var emptySquares;var safeSquare;this.collectCapturedSquares();if(x==Board.column.c){xRook=Board.column.a;emptySquares=(this.isEmptySquare(Board.column.b,y)&&this.isEmptySquare(Board.column.c,y)&&this.isEmptySquare(Board.column.d,y))?true:false;safeSquare=this.isSafeSquare(Board.column.c,y)&&this.isSafeSquare(Board.column.d,y);}else{xRook=Board.column.h;emptySquares=(this.isEmptySquare(Board.column.f,y)&&this.isEmptySquare(Board.column.g,y))?true:false;safeSquare=this.isSafeSquare(Board.column.g,y)&&this.isSafeSquare(Board.column.f,y);};var piece=this.chess.get(xRook,y).piece;return(!this.isCheck()&&piece!==null&&piece.type==chessfield.chess.piece.type.rook&&piece.moved==false&&emptySquares&&safeSquare);};chessfield.chess.logic.King.prototype.getMotionMap=function(){var x,y;x=this.piece.x;y=this.piece.y;return[[x,y+1],[x+1,y+1],[x+1,y],[x+1,y-1],[x,y-1],[x-1,y-1],[x-1,y],[x-1,y+1]];};chessfield.chess.logic.King.prototype.getPossibleCaptured=function(){this.possible=[];var x=this.piece.x;var y=this.piece.y;this.addPossibleMotionsByMap(this.getMotionMap(),"addPossibleMotionIsEmptyOrOpponent");return this.possible;};chessfield.chess.logic.King.prototype.isCastlingPossible=function(){return this.piece.moved==false&&this.piece.x==Board.column.e};chessfield.chess.logic.King.prototype.getPossibleMotions=function(){this.possible=[];var x=this.piece.x;var y=this.piece.y;this.collectCapturedSquares();this.addPossibleMotionsByMap(this.getMotionMap(),"addPossibleMotionIsEmptyOrOpponentAndSafe");if(this.isCastlingPossible()){if(this.checkCastling(Board.column.c,y)){this.addPossibleMotion(Board.column.c,y);};if(this.checkCastling(Board.column.g,y)){this.addPossibleMotion(Board.column.g,y);};};return this.possible;};chessfield.chess.logic.King.prototype.move=function(x,y){this.castling=0;var rook;if(this.isCastlingPossible()){if(x==Board.column.c&&this.checkCastling(Board.column.c,y)){rook=this.chess.get(Board.column.a,y).piece;rook.logic.move(Board.column.d,y);this.piece.castling=2;};if(x==Board.column.g&&this.checkCastling(Board.column.g,y)){rook=this.chess.get(Board.column.h,y).piece;rook.logic.move(Board.column.f,y);this.piece.castling=1;};}
chessfield.chess.logic.Common.prototype.move.call(this,x,y);};chessfield.chess.logic.types=[chessfield.chess.logic.Pawn,chessfield.chess.logic.Rook,chessfield.chess.logic.Knight,chessfield.chess.logic.Bishop,chessfield.chess.logic.Queen,chessfield.chess.logic.King];var Stopwatch=function(){};Stopwatch.calculate=function(init){var d=new Date();return Date.parse(init)-d.getTime()-d.getTimezoneOffset()*60000;};Stopwatch.tic=function(context){context.tac();};Stopwatch.prototype={id:null,active:false,interval:500,countdown:0,latency:0,start:function(countdown){if(typeof countdown!='undefined'){this.countdown=countdown;};if(this.countdown>0&&!this.active){Stopwatch.tic(this);this.id=setInterval(Stopwatch.tic,this.interval,this);};this.active=true;},stop:function(){this.active=false;this.countdown=0;window.clearInterval(this.id);this.tictac();},pause:function(){this.active=false;window.clearInterval(this.id);this.tictac();},alarm:function(){},tac:function(){this.tictac();this.countdown-=(this.interval/1000);if(this.countdown<=0){this.alarm();this.stop();};},tictac:function(){}};var Player=function(option){this.color=option.color;this.status=option.status;this.draw=option.draw;this.opponent=null;this.sequence=null;this.stopwatch=null;if(option.time){this.setStopwatch(option.time);};};Player.prototype={active:function(){if(this.sequence){this.opponent.passive();if(this.stopwatch){this.stopwatch.start();};};},passive:function(){if(this.stopwatch){this.stopwatch.pause();};},setStopwatch:function(time){var sw=new Stopwatch();sw.countdown=time;sw.view=new chessfield.chess.view.Stopwatch();sw.tictac=function(){sw.view.countdown=sw.countdown;sw.view.latency=sw.latency;sw.view.active=sw.active;sw.view.display();};sw.alarm=function(){logger.info("Время истекло!");};this.stopwatch=sw;}};if(typeof chessfield.chess.mediator=="undefined"){chessfield.chess.mediator={};};chessfield.chess.mediator.Game=function(game,options){this.game=game;this.url=options.url;this.uuid=options.uuid;this.member=options.member;this.end=options.end;this.id=options.id;var self,player;self=this;var ls=new live.Subscribe(this.uuid);ls.response=function(data){self.response(data);};ls.listen();player=this.game.player;player.opponent.stopwatch.alarm=function(){chessfield.chess.mediator.Game.checkOpponent(self);};chessfield.chess.mediator.Game.checkOpponent(self);this.startCheckOpponent();self.window_unfocused=false;$(window).focus(function(){self.window_unfocused=false;});$(window).blur(function(){self.window_unfocused=true;});this.motion_list=[];};chessfield.chess.mediator.Game.checkOpponent=function(self){$.get(self.url.check,null,function(data){if(data){try{data=JSON.parse(data);$.get(self.url.check,{at:data.at});self.checkpoint(data);}catch(e){logger.error('cp',e);}};});};chessfield.chess.mediator.Game.prototype={play:function(motions){this.motion_list=motions;this.game.play(motions);this.sendPlayerStatus();var label=(this.game.player.sequence)?'Ваш ход':'Ход оппонента';this.game.view.game.sequences.display(label);$('html > head > title').html(label+" / Шахматная партия");this.audioAlert();},startCheckOpponent:function(){var self=this;this.checkTimer=window.setTimeout(function(){chessfield.chess.mediator.Game.checkOpponent(self);self.startCheckOpponent();},20000);},response:function(data){if(typeof data!='object'){return null;};var player,game,self;self=this;player=this.game.player;game=this.game;var refresh=false;if(data.end_game){this.end_game=data.end_game;player.status=data.player.status;player.opponent.status=data.opponent.status;if(data.end==1&&this.serverstatus!=='end'){this.serverstatus='end';this.game.end=true;refresh=true;player.opponent.active();};this.game_over();}else{if(player.status!=data.player.status||player.action!=data.player.action||player.opponent.status!=data.opponent.status||player.opponent.action!=data.opponent.action){refresh=true;};this.updatePLayerData(player,data.player);this.updatePLayerData(player.opponent,data.opponent);var motion=(data.opponent&&data.opponent.motion)?chessfield.chess.notation.History.decode(data.opponent.motion):null;if(motion&&player.opponent.color==motion.color&&!this.isMoved(motion)){try{game.history.store(motion);game.moveByMotion(motion);game.changeSequence();game.updateStatuses();if(game.end){player.stopwatch.pause();player.opponent.stopwatch.pause();window.clearTimeout(this.checkTimer);this.sendPlayerStatus();}else if(player.sequence){player.stopwatch.start();player.opponent.stopwatch.pause();refresh=true;game.view.game.draw.offer();$('html > head > title').html("Ваш ход / Шахматная партия");game.view.game.sequences.display('Ваш ход');self.audioAlert();window.focus();if(self.window_unfocused&&!jQuery.browser.opera){alert('Ваш ход');};};}catch(e){console.log("ERROR",e);}
this.game.display();};if(refresh){this.refresh();};};},updatePLayerData:function(player,data){player.status=data.status;player.action=data.action;player.time=data.time;player.stopwatch.countdown=player.time;player.stopwatch.latency=data.latency;},refresh:function(){var dialog,player;player=this.game.player;dialog=chessfield.chess.view.dialog;this.game.alerts();if(player.opponent.action==Status.refuseDraw){var alrt=locale.chess.alert.opponentRefuseDraw;dialog.Alert(alrt);this.game.view.game.draw.set_status(alrt);this.clearDraw();}else if(player.opponent.action==Status.offerDraw){if(dialog.Confirm(locale.chess.alert.opponentOfferDraw)){this.game.action.acceptDraw();}else{this.game.action.refuseDraw();}}},blink_title:function(from,to){var self,title,value;self=this;title=$('html > head > title');title.html(title.html()==from?to:from);this.blink_title_timer_id=setTimeout(function(){self.blink_title(from,to);},1000);},game_over:function(){var url=this.url;var player=this.game.player;var dialog=chessfield.chess.view.dialog;this.game.alerts();if(typeof this.end_game.played_game_id!='undefined'){location.href=url.playedgames+"/"+this.end_game.played_game_id;}else{this.home();}},sendPlayerStatus:function(){var player=this.game.player;switch(player.status){case Status.mate:case Status.stalemate:case Status.kings:this.updateStatus(player.status);break;}},sendMove:function(motion){var king,check,mate,data;king=this.game.chess.getKing(this.game.player.opponent.color);check=king.logic.isCheck();mate=Engine.isMate(this.game.chess,this.game.player.opponent.color);motion.check=(check&&mate)?2:((check)?1:0);data=chessfield.chess.notation.History.encode(motion);this.update({motion:data.join(',')});this.game.view.game.disable();chessfield.chess.view.dialog.CloseInlineAlert();try{$('html > head > title').html("Ход оппонента / Шахматная партия");game.view.game.sequences.display('Ход оппонента');}catch(e){};},isMoved:function(motion){var last=this.game.history.last();return last&&last.color==motion.color&&last.type==motion.type&&last.from.x==motion.from.x&&last.from.y==motion.from.y&&last.to.x==motion.to.x&&last.to.y==motion.to.y;},update:function(data){var self=this;$.ajax({'url':this.url.common,'type':'PUT','data':data,'success':function(data){try{self.response(JSON.parse(data));}catch(e){logger.error('update',e);}}});},updateStatus:function(status){this.update({"status":status});},updateAction:function(action){this.update({"player_action":action});},timeout:function(){this.updateStatus(Status.timeout)},resign:function(){this.updateAction(Status.resign);},acceptDraw:function(){this.updateAction(Status.acceptDraw);},offerDraw:function(){this.updateAction(Status.offerDraw);},refuseDraw:function(){this.updateAction(Status.refuseDraw);},clearDraw:function(){this.updateAction(Status.clearDraw);},close:function(){this.destroy();this.home();},home:function(){location.href='/';},audioAlert:function(){console.log('not implemented');},checkpoint:function(data){if(data.bye==true){this.home();}else{this.response(data);};}};if(typeof chessfield.chess.mediator=="undefined"){chessfield.chess.mediator={};};chessfield.chess.mediator.Watch=function(game,options){this.game=game;this.url=options.url;this.end=options.end;this.id=options.id;var self=this;var ls=new live.Subscribe(options.channel);ls.response=function(data){self.response(data);};ls.listen();this.game.player.opponent.stopwatch.alarm=function(){self.game.player.opponent.stopwatch.pause();};this.game.player.stopwatch.alarm=function(){self.game.player.stopwatch.pause();};this.game.view.game.display=function(){};};chessfield.chess.mediator.Watch.prototype={play:function(motions){this.game.init_play(motions);this.game.display();this.updateStatuses();this.game_alerts();var label=(this.game.player.sequence)?'Ход белых':'Ход чёрных';this.game.view.game.sequences.display(label);},updateStatuses:function(){var player=this.game.player;var chess=this.game.chess;var opponent=player.opponent;player.status=null;opponent.status=null;if(Engine.isCheck(chess,player.color)){player.status=Status.check;};if(Engine.isCheck(chess,opponent.color)){opponent.status=Status.check;};if(player.status==Status.check&&Engine.isMate(chess,player.color)){player.status=Status.mate;}else if(opponent.status==Status.check&&Engine.isMate(chess,opponent.color)){opponent.status=Status.mate;}else if(Engine.isStalemate(chess,player.color)){player.status=Status.stalemate;}else if(Engine.isStalemate(chess,opponent.color)){opponent.status=Status.stalemate;}else if(Engine.isOnlyKings(chess)){player.status=Status.kings;};this.game.checkEnd();},response:function(data){var self=this;var player=this.game.player;var game=this.game;if(typeof data.end_game=='object'){this.end_game=data.end_game;player.status=data.player.status;player.opponent.status=data.opponent.status;if(data.end==1&&this.serverstatus!=='end'){this.serverstatus='end';this.game.end=true;refresh=true;player.opponent.active();};this.the_end();}else{player.status=data.player.status;player.played_game=data.player.played_game;player.action=data.player.action;player.time=data.player.time;player.stopwatch.countdown=data.player.time;player.opponent.status=data.opponent.status;player.opponent.action=data.opponent.action;player.opponent.time=data.opponent.time;player.opponent.stopwatch.countdown=data.opponent.time;var motion=(data.motion)?chessfield.chess.notation.History.decode(data.motion):null;if(motion&&!this.isMoved(motion)){try{game.history.store(motion);game.moveByMotion(motion);game.changeSequence();game.updateStatuses();if(game.end){player.stopwatch.pause();player.opponent.stopwatch.pause();}else{if(data.sequence==player.color){player.stopwatch.start();player.opponent.stopwatch.pause();game.view.game.sequences.display('Ход белых');}else{player.stopwatch.pause();player.opponent.stopwatch.start();game.view.game.sequences.display('Ход чёрных');};};}catch(e){logger.error("ERROR",e);}
game.display();this.game_alerts();};};},game_alerts:function(){var player=this.game.player;var opponent=player.opponent;var l=locale.chess;var dialog=chessfield.chess.view.dialog;dialog.CloseInlineAlert();if(player.status==Status.draw&&player.status==opponent.status){dialog.InlineAlert(l.alert.draw);}else if(player.status==Status.resign){dialog.InlineAlert(l.alert.white.resign);}else if(player.status==Status.timeout){dialog.InlineAlert(l.alert.white.timeout);}else if(opponent.status==Status.resign){dialog.InlineAlert(l.alert.black.resign);}else if(opponent.status==Status.timeout){dialog.InlineAlert(l.alert.black.timeout);}else if(opponent.status==Status.stalemate){dialog.InlineAlert(l.alert.stalemate);}else if(player.status==Status.kings&&player.status==opponent.status){dialog.InlineAlert(l.alert.kings);}else if(player.status==Status.leave){dialog.InlineAlert(l.alert.white.leave);}else if(opponent.status==Status.leave){dialog.InlineAlert(l.alert.black.leave);};if(player.status==Status.mate){dialog.InlineAlert(l.alert.white.mate);}else if(player.status==Status.check){dialog.InlineAlert(l.alert.white.check);};if(opponent.status==Status.mate){dialog.InlineAlert(l.alert.black.mate);}else if(opponent.status==Status.check){dialog.InlineAlert(l.alert.black.check);};},the_end:function(){var url,player,dialog;url=this.url;player=this.game.player;dialog=chessfield.chess.view.dialog;this.game_alerts();location.href=url.playedgames+"/"+this.end_game.played_game_id;},isMoved:function(motion){var last=this.game.history.last();return last&&last.color==motion.color&&last.type==motion.type&&last.from.x==motion.from.x&&last.from.y==motion.from.y&&last.to.x==motion.to.x&&last.to.y==motion.to.y;}};if(typeof chessfield.chess.mediator=="undefined"){chessfield.chess.mediator={};};chessfield.chess.mediator.Task=function(params){this.game=params.game;this.url=params.url;this.url_solved=params.url_solved;this.waiting=$.create('div',{'class':'waiting'});this.game.view.board.placeholder.append(this.waiting);this.waiting.hide();};chessfield.chess.mediator.Task.prototype={afterResponse:function(){},sendPlayerStatus:function(){},sendMove:function(motion){var self,data;self=this;data={};function xy(data){return Board.columns[data.x]+Board.rows[data.y];};data.solve=xy(motion.from)+'-'+xy(motion.to);if(motion.promoted){data.promotion=chessfield.chess.piece.FEN[motion.promoted];};this.waiting.show();$.post(this.url,data,function(data){self.waiting.hide();try{data=JSON.parse(data);self.response(data);}catch(e){logger.error('response faild',e);};});},response:function(data){var gamem,game_alert,move,parse,from,to,p,o,check,a,m,phrase;game=this.game;game_alert=game.view.alert;move=data.move;if(typeof move!=='undefined'&&move&&move.length==5){parse=chessfield.chess.mediator.Task.parse(move);from=parse.from;to=parse.to;p=game.chess.get(from.x,from.y).piece;o=game.chess.get(to.x,to.y).piece;p.logic.move(to.x,to.y);if(data.promotion&&p.type==chessfield.chess.piece.type.pawn){p.logic.promote(chessfield.chess.piece.from_fen[data.promotion]);};check=Engine.isCheck(game.chess,Color.white);a=[p.color,p.type,from.x,from.y,to.x,to.y,check,o,p.promoted,p.castling];m=chessfield.chess.notation.History.decode(a);game.history.store(m);game.changeSequence();game_alert.display(locale.chess.task.nextMove);}else{game_alert.display(locale.chess.task.stalemate);game.ended();}
if(typeof data.done!=='undefined'){var solved=Engine.isCheck(game.chess,Color.black);$.get(this.url_solved,{'solved':solved});phrase=solved?data.phrase.right:data.phrase.wrong;game_alert.display(phrase);game.ended();};game.display();this.afterResponse();}};chessfield.chess.mediator.Task.parse=function(move){var from,to;move=move.split('-');from=move[0].split('');from={x:Board.column[from[0]],y:Board.row[from[1]]};to=move[1].split('');to={x:Board.column[to[0]],y:Board.row[to[1]]};return{from:from,to:to};};var Game=function(option){var self=this;this.chess=new Chess();this.history=new History();this.history.notation=chessfield.chess.notation.History;this.freeze=false;var player=new Player(option.player);player.opponent=new Player(option.opponent);player.opponent.opponent=player;this.player=player;this.players={};this.players[this.player.color]=this.player;this.players[this.player.opponent.color]=this.player.opponent;this.end=(typeof option.end=='undefined')?false:option.end;var view={};this.view=view;view.board=new chessfield.chess.view.Board();view.motions=new chessfield.chess.view.Motions();view.pgn=new chessfield.chess.view.PGN();view.captured=new chessfield.chess.view.Captured();view.game=new chessfield.chess.view.Game();view.board.map=function(x,y){return self.chess.board.get(x,y).piece;};view.board.side=this.player.color;view.motions.history=this.history;view.pgn.history=this.history;view.captured.captured=this.chess.captured;view.game.draw.action=function(){self.action.offerDraw();};view.game.resign.action=function(){self.action.resign();};view.game.reverseBoard.display('Развернуть доску');view.game.reverseBoard.action=function(){self.reverseBoard();};view.game.player=this.player;view.game.game=this;view.game.map=function(x,y){return self.chess.board.get(x,y).piece;};view.game.board=this.view.board;view.game.take=function(piece){return self.take(piece);};view.game.move=function(piece,x,y){return self.move(piece,x,y);};var dispaly_board=function(){self.view.board.display();self.view.game.display();};this.view.board.display=function(){chessfield.chess.view.Board.prototype.display.call(self.view.board);self.view.game.display();};view.motions.display=function(){var m,p;m=view.motions;chessfield.chess.view.Motions.prototype.display.call(m);p=m.placeholder[0];p.scrollTop=p.scrollHeight-p.offsetHeight;}
this.action={sendPlayerStatus:function(){},sendMove:function(){},offerDraw:function(){},resign:function(){},audioAlert:function(){}};};Game.prototype={play:function(motions){this.init_play(motions);this.updateStatuses();this.display();this.alerts();},init_play:function(motions){this.sequence=(this.player.color==Color.white)?this.player:this.player.opponent;this.setSequence();this.arrange();this.load(motions);this.sequence.active();},arrangement:[],arrangementProcessor:function(){return Engine.setPieces();},arrange:function(){this.arrangement=this.arrangementProcessor();var self=this;var arrangement=self.arrangement;for(var i in arrangement){var p=arrangement[i];p.logic=new chessfield.chess.logic.types[p.type](this.chess,p,this.history);if(p.type==chessfield.chess.piece.type.pawn){p.logic.promotion=function(){var l=this;chessfield.chess.view.dialog.Promote(self,function(type){l.promote(type);});};};};this.chess.arrange(arrangement);},display:function(){this.view.board.display();this.view.motions.display();this.view.pgn.display();this.view.captured.display();},load:function(motions){if(motions&&motions.length){this.history.load(motions);var h=this.history;h.point=-1;for(var i in h.list){var m=h.list[i];h.point++;Engine.motion(this.chess,m);this.changeSequence();};};},ended:function(){this.end=true;this.freeze=true;},changeSequence:function(){this.sequence=(this.player.color==this.sequence.color)?this.player.opponent:this.player;this.setSequence();},setSequence:function(){this.player.sequence=(this.player.color==this.sequence.color)?true:false;this.player.opponent.sequence=(this.player.opponent.color==this.sequence.color)?true:false;},take:function(piece){return piece.logic.getPossibleMotions();},motionCanceledByCheck:function(){alert("Ход отменён: шах королю!");},move:function(piece,x,y){var self=this;var from={x:piece.x,y:piece.y};piece.logic.move(x,y);this.waitFlow=false;var king=self.chess.getKing(piece.color);if(king.logic.isCheck()){piece.logic.rollback();self.motionCanceledByCheck();self.display();}else{piece.logic.afterMove();self.display();var motion=chessfield.chess.notation.History.decode(piece.color,piece.type,from.x,from.y,x,y);motion.captured=piece.captured;motion.castling=piece.castling;if(piece.castling){piece.castling=0;};if(this.waitFlow){this.continueFlow=function(){motion.promoted=piece.promoted;self.moveEnd(motion);};}else{self.moveEnd(motion);};self.lastCaptured=null;};},moveEnd:function(motion){this.history.store(motion);this.action.sendMove(motion);this.changeSequence();this.sequence.active();this.updateStatuses();this.display();this.alerts();},updateStatuses:function(){var player=this.player;var color=player.color;var chess=this.chess;player.status=null;if(Engine.isCheck(chess,color)){player.status=Status.check;};if(player.status==Status.check&&Engine.isMate(chess,color)){player.status=Status.mate;}else if(Engine.isStalemate(chess,color)){player.status=Status.stalemate;}else if(Engine.isOnlyKings(chess)){player.status=Status.kings;};this.checkEnd();},checkEnd:function(){var player=this.player;var opponent=this.player.opponent;this.end=player.status==Status.mate||player.status==Status.stalemate||player.status==Status.kings||player.status==Status.timeout||player.status==Status.resign||opponent.status==Status.mate||opponent.status==Status.stalemate||opponent.status==Status.kings||opponent.status==Status.timeout||opponent.status==Status.resign||(opponent.action==player.action&&player.action==Status.draw);},moveByMotion:function(motion){var piece=this.chess.get(motion.from.x,motion.from.y).piece;piece.logic.move(motion.to.x,motion.to.y);if(motion.promoted&&piece.type==chessfield.chess.piece.type.pawn){piece.logic.promote(motion.promoted);}},alerts:function(){var player=this.player;var l=locale.chess;var dialog=chessfield.chess.view.dialog;if(player.status==Status.draw&&player.status==player.opponent.status){dialog.Alert(l.alert.draw);}else if(player.status==Status.resign){dialog.Alert(l.alert.playerResign);}else if(player.status==Status.timeout){dialog.Alert(l.alert.playerTimeout);}else if(player.opponent.status==Status.resign){dialog.Alert(l.alert.opponentResign);}else if(player.opponent.status==Status.timeout){dialog.Alert(l.alert.timeout);}else if(player.opponent.status==Status.stalemate){dialog.Alert(l.alert.stalemate);}else if(player.opponent.status==Status.mate){dialog.Alert(l.alert.opponentMate);}else if(player.status==Status.kings&&player.status==player.opponent.status){dialog.Alert(l.alert.kings);}else if(player.opponent.status==Status.leave){dialog.Alert(l.alert.leave);};if(player.status==Status.mate){dialog.Alert(l.alert.playerMate);}else if(player.status==Status.check){dialog.InlineAlert(l.alert.check);};},reverseBoard:function(){this.view.board.reverse=!this.view.board.reverse;this.display();}};