使您更方便地使用Codeforces
当前为
// ==UserScript==
// @name Fast-Codeforces
// @namespace xcxxcx
// @version 0.2.5
// @match *://codeforces.com/*
// @match *://codeforc.es/*
// @match *://codeforces.ml/*
// @description 使您更方便地使用Codeforces
// @require https://code.jquery.com/jquery-3.4.1.min.js
// @author xcxxcx
// ==/UserScript==
var $=unsafeWindow.jQuery,math=unsafeWindow.MathJax,JPar=JSON.parse,JStr=JSON.stringify;
var tcount=[],tsum=0;
function empty(){}
function gets(dir){
if(("fc-"+dir) in localStorage ===false||localStorage["fc-"+dir]==="undefined")return void 0;
return JPar(localStorage["fc-"+dir]);
}
function puts(dir,val){
if(val!==void 0)localStorage["fc-"+dir]=JStr(val);
else localStorage["fc-"+dir]="undefined";
}
var user=$(".lang-chooser>div:eq(1)>a:eq(0)").html(),user_csrf=$("[name=X-Csrf-Token]").attr("content");
function Ajax(url){
var tmp=++tsum;
$.ajax({
method:"GET",url:url,data:{},success:function(e){tcount[tmp]=e;},
error:function(e){tcount[tmp]="Err";}
});
return tmp;
}
function Get(url){
return $.ajax({
async:false,method:"GET",url:url,data:{},success:function(e){return e;},
error:function(e){return e;}
}).responseText;
}
function show_pre(){$("#pageContent,#pre-bar").show();}
function hide_pre(){$("#pageContent,#pre-bar").hide();}
function clone(a){var b=[];for(var i=0;i<a.length;++i)b.push(a[i]);return b;}
var tmp;
function add_menu(ele){
$("#fc-setting-menu-add").append(`<li id="fc-setting-menu-`+ele+`">`+eles[ele].name+`</li>`);
$("#fc-setting-menu-"+ele).click(function(){
var ID=$(this).attr("id").substr(16);
$(this).remove();tmp.splice(tmp.indexOf(ID),1);sub_menu(ID);
});
}
function sub_menu(ele){
$("#fc-setting-menu-sub").append(`<li id="fc-setting-menu-`+ele+`">`+eles[ele].name+`</li>`);
$("#fc-setting-menu-"+ele).click(function(){
var ID=$(this).attr("id").substr(16);
$(this).remove();tmp.push(ID);add_menu(ID);
});
}
function set_menu(){
var i;tmp=clone(list);
$("#fc-setting-default").before($(`<div><div class="section-title">目录设置</div><br/><h6>当前目录</h6><ul id="fc-setting-menu-add"></ul>
<h6>剩余目录</h6><ul id="fc-setting-menu-sub"></ul><button id="fc-setting-menu-end">修改</button><hr/></div>`));
for(i=0;i<len;++i)add_menu(list[i]);
for(i in eles)if(list.indexOf(i)===-1)sub_menu(i);
$("#fc-setting-menu-end").click(function(){Clear();puts("list",tmp);showMain();alert("修改成功");});
}
function show_set(){$("#fc-setting").show();$("#fc-menu-setting").css("background-color","#AAAAAA");}
function hide_set(){$("#fc-setting").hide();$("#fc-menu-setting").css("background-color","white");}
function init_set(){
$("#pageContent").after($(`<div id="fc-setting" class="fc-main problem-statement" style="display:none;margin:1em;padding-top:1em;min-height:20em">
<div class="header"><div class="title">设置</div></div><button type="button" style="color:red" id="fc-setting-default">恢复默认设置</button></div>`));
for(var i=0;i<len;++i)eles[list[i]].set();
$("#fc-setting-default").click(function(){
if(confirm("您确定要恢复默认设置")===false)return;Clear();
for(var i in localStorage)if(i.substr(0,3)==="fc-"&&i!=="fc-using")delete localStorage[i];
showMain();alert("恢复默认设置成功");
});
}
function remove_set(){$("#fc-setting").remove();}
function set_sub(){}
function show_sub(){$("#fc-submit").show();$("#fc-menu-submit").css("background-color","#AAAAAA");}
function hide_sub(){$("#fc-submit").hide();$("#fc-menu-submit").css("background-color","white");}
function getsub(){
var sub=gets("submit");
if(sub!==void 0){$("#fc-submit-form").html(sub);return;}
sub=$(Get("/problemset/submit")).find(".submit-form");
sub.find(".aceEditorTd").html(`<textarea style="width:600px;height:300px;resize:none" name="source"></textarea>`);
puts("submit",sub.html());$("#fc-submit-form").html(sub.html());
}
function init_sub(){
$("#pageContent").after($(`<div id="fc-submit" class="fc-main" style="display:none;margin:1em;padding-top:1em;min-height:20em">
<form id="fc-submit-form" method="post" action="/problemset/submit?csrf_token=`+user_csrf+`" enctype="multipart/form-data" target="_blank">
</form></div>`));
getsub();
}
function remove_sub(){$("#fc-submit").remove();}
var pro_default={mem:0},pro_user,prepro,prolist,focpro,promap;
function set_pro(){
$("#fc-setting-default").before($(`<div><div class="section-title" class="fc-setting-problem">题目设置</div>
<p><span>上一次未关闭的题目是否记录下来，是否自动打开：</span>
<select id="fc-setting-problem-memory">
<option value="0">否</option>
<option value="1">记录下来，但我自己决定是否打开上次题目</option>
<option value="2">是</option>
</select></p><button type="button" id="fc-setting-problem-end">修改</button><hr/></div>`));
$("#fc-setting-problem-end").click(function(){
alert("修改成功");pro_user.mem=$("#fc-setting-problem-memory>option:selected").val();puts("pro-user",pro_user);
});
$("#fc-setting-problem-memory>option:eq("+pro_user.mem+")").attr("selected","selected");
}
function showpro(ID){$("#fc-problem-menu-"+ID).addClass("focpro");$("#fc-problem-"+ID+",#fc-bar-problem-"+ID).show();}
function hidepro(ID){$("#fc-problem-menu-"+ID).removeClass("focpro");$("#fc-problem-"+ID+",#fc-bar-problem-"+ID).hide();}
function show_pro(){$("#fc-problem,#fc-bar-problem").show();$("#fc-menu-problem").css("background-color","#AAAAAA");}
function hide_pro(){$("#fc-problem,#fc-bar-problem").hide();$("#fc-menu-problem").css("background-color","white");}
function addpro(x,y){
var tmp=Ajax("/problemset/problem/"+x+"/"+y,true),load=$(`<li id="fc-problem-memu-add-`+x+y+`"><a></a></li>`),loadstr="";
x+=y;promap[x]=1;$("#fc-problem-menu").append(load);prolist=[];promap={};
var t=setInterval(function(){
loadstr=loadstr.length===2?"":loadstr+".";load.find("a").html("Loading "+x+loadstr);
if(tcount[tmp]===void 0)return;
load.remove();
if(tcount[tmp]==="Err"){delete promap[x];alert("添加题目"+x+"失败");return;}
var pro=$(tcount[tmp]),len=pro.length,title;
for(var i=0;i<len;++i)if(pro[i].tagName==="TITLE"){title=pro[i].innerHTML;break;}
clearInterval(t);
if(title!=="Problem - "+x+" - Codeforces"){delete promap[x];alert("题目"+x+"不存在");return;}
pro=[pro.find(`.problem-statement`),pro.find(`#sidebar`)];tcount[tmp]=void 0;promap[x]=0;
$("#fc-problem-menu-add").before(`<li id="fc-problem-menu-`+x+`"><a>`+x+`</a><a style="bor">X</a></li>`);
var node=$("#fc-problem-menu-"+x).children();
$(node[0]).click(function(){
if(focpro!==void 0)hidepro(focpro);
showpro(this.innerHTML);focpro=this.innerHTML;
});
$(node[1]).click(function(){
var fa=$(this).parent(),ID=fa.children()[0].innerHTML,pos=prolist.indexOf(ID);
delete promap[prolist[pos]];prolist.splice(pos,1);
if(focpro===ID){
prolist.splice(pos,1);
if(pos===prolist.length)--pos;
if(pos!==-1){focpro=prolist[pos];showpro(focpro);}
else focpro=void 0;
}
fa.remove();$("#fc-problem-"+ID).remove();puts("pro-list",prolist);
});
$("#fc-problem-contain").append(pro[0].attr("id","fc-problem-"+x));
$("#fc-bar-problem").append(pro[1].attr("id","fc-bar-problem-"+x));
if(focpro!==void 0)hidepro(focpro);
showpro(x);prolist.push(focpro=x);math.Hub.Queue(["Typeset",math.Hub,"fc-problem-"+x]);puts("pro-list",prolist);
},400);
}
function newpro(ID){
if(ID===""||ID===null)return;
if(typeof ID!=="string"){alert("请输入正确的题号");return;}
if(promap[ID]===0){alert("该题目已在序列中");return;}
if(promap[ID]===1){alert("该题目正在添加中");return;}
var pnum=ID.substr(ID.length-1),pl=parseFloat(ID.substr(0,ID.length-1));
if(parseInt(pl)!==pl){alert("请输入正确的题号");return;}
addpro(pl,pnum);
}
function init_pro(){
var i;pro_user=gets("pro-user");
if(pro_user===void 0)pro_user={};
for(i in pro_default)if(!(i in pro_user))pro_user[i]=pro_default[i];
puts("pro-user",pro_user);prepro=gets("pro-list");
$("#pageContent").after($(`<div id="fc-problem" class="fc-main" style="display:none;margin:1em;padding-top:1em;min-height:20em">
<div class="second-level-menu">
<ul class="second-level-menu-list" id="fc-problem-menu">
<li id="fc-problem-menu-add"><a>+add problem</a></li>
<li id="fc-problem-menu-close"><a>-hide window</a></li>
</ul>
</div><div class="problemindexholder"><div class="ttypography" id="fc-problem-contain"></div></div></div>`));
$("#fc-problem-menu-close").click(function(){Change("problem");});
$("#fc-problem-menu-add").hover(function(){
var x=$("#fc-problem-menu>.backLava");
if(x.length>0)x.remove();
});
var link=$("link"),sideCSS=false,statCSS=false;
for(i=0;i<link.length;++i){
switch($(link[i]).attr("href")){
case "//sta.codeforces.com/s/63369/css/sidebar-menu.css":sideCSS=true;break;
case "//sta.codeforces.com/s/31021/css/status.css":statCSS=true;break;
}
}
if(!sideCSS)$("head").append($(`<link rel="stylesheet" href="//sta.codeforces.com/s/37050/css/sidebar-menu.css"/>`));
if(!statCSS)$("head").append($(`<link rel="stylesheet" href="//sta.codeforces.com/s/31021/css/status.css"/>`));
$("#fc-bar-menu").after(`<div id="fc-bar-problem" style="display:none"></div>`);$("#fc-problem-menu-add").click(function(){newpro(prompt());});
if(pro_user.mem==2||(pro_user.mem==1&&prepro.length>0&&confirm("您上次浏览的题目未关闭，确定重新加载吗？"))){
for(i=0;i<prepro.length;++i)newpro(prepro[i]);
}
else puts("pro-list",[]);
}
function remove_pro(){$("#fc-problem").remove();$("#fc-bar-problem").remove();}
var eles={
"problem":{name:"查看题目",init:init_pro,remove:remove_pro,hide:hide_pro,show:show_pro,set:set_pro},
"submit":{name:"提交代码",init:init_sub,remove:remove_sub,hide:hide_sub,show:show_sub,set:set_sub},
"setting":{name:"设置",init:init_set,remove:remove_set,hide:hide_set,show:show_set,set:set_menu},
},list,len,ele="pre";
function Change(ID){
if(ele===ID){eles[ID].hide();show_pre();ele="pre";}
else if(ele==="pre"){hide_pre();eles[ID].show();ele=ID;}
else{eles[ele].hide();eles[ID].show();ele=ID;}
}
function CreateEle(id){
var obj=eles[id];obj.init();
$("#fc-stop").before($(`<a id="fc-menu-`+id+`" style="border-radius:3px;background-color:white">`+obj.name+`</a><br/>`));
$("#fc-menu-"+id).click(function(){Change($(this).attr("id").substr(8));});
}
function Clear(id){
if(ele!=="pre")Change(ele);
for(var i=0;i<len;++i){console.log(list[i]);eles[list[i]].remove();}
}
function showLogin(){
Clear();
$("#fc-menu").html(`<a href="javascript:;" id="fc-start">开始使用Fast Codeforces</a>`);
$("#fc-start").click(function(){
if(confirm("Fast Codeforces需要使用您的CSRF-token，您确定要授权吗?")===false)return;
puts("using",true);alert("授权成功");showMain();
});
}
function showMain(){
list=gets("list");
if(list===void 0)list=["problem","submit","setting",];
if(list.indexOf("setting")===-1)list.push("setting");
puts("list",list);len=list.length;ele="pre";
$("#fc-menu").html(`<a href="javascript:;" id="fc-stop">停止使用Fast Codeforces</a>`);
$("#fc-stop").click(function(){
if(confirm("您确认要停止使用Fast Codeforces?")===false)return;
puts("using",false);alert("Fast Codeforces已停止");showLogin();
});
for(var i=0;i<len;++i)CreateEle(list[i]);
}
$(document).ready(function(){
if($("#sidebar").length===0)return;
var sidebar=$("#sidebar").html();
$("#sidebar").html(`<div id="fc-bar">
<style>.fc-main{margin-right:22em !important;}.focpro{background-color:grey;}#fc-problem-menu>li{border-radius:12px;}</style>
<div class="roundbox sidebox" id="fc-bar-menu">
<div class="roundbox-lt"> </div><div class="roundbox-rt"> </div>
<div class="caption titled">→ Fast Codeforces<div class="top-links"><a href="https://github.com/xcx-xcx/fast-codeforces">帮助</a></div></div>
<div style="padding:0.5em">
<div id="fc-menu" style="text-align:center;border-bottom:1px solid rgb(185,185,185);margin:0 -0.5em 0.5em -0.5em;padding:0 1em 0.5em 1em"></div>
</div></div></div><div id="pre-bar">`+sidebar+`</div>`);
if($(".header-bell").length===0)$("#fc-menu").html(`<span>请登录(不可用)后再使用！</span>`);
else if(gets("using"))showMain();
else showLogin();
});
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