// ==UserScript==
// @name         Vjudge Duel helper
// @namespace    http://tampermonkey.net/
// @version      3.2
// @description  刷新提交冷却、跳过入站考试
// @author       GCSG01
// @license      MIT
// @match        *://duel.gengen.qzz.io/*
// @grant        none
// @run-at       document-start
// ==/UserScript==

(function(){
    'use strict';

    if (window.location.pathname === '/exam' || window.location.pathname.startsWith('/exam/')) {
        window.location.replace('https://duel.gengen.qzz.io/');
        return;
    }
    const keyName = 'vjudge-duel.exam-passed.v3';

    try {
        localStorage.setItem(keyName, '1');
        console.log(`成功`);
    }catch(error) {
        console.error(`失败:请检查设置`, error);
    }
    const PREFIX='vjudge-duel.help.';
    function clean(){
        for(let i=localStorage.length-1;i >= 0;i--){
            const key=localStorage.key(i);
            if(key&&key.startsWith(PREFIX))
                localStorage.removeItem(key);
        }
    }
    const UNBAN='vjudge-duel.security.ban-until';
    function clean(){
        for(let i=localStorage.length-1;i >= 0;i--){
            const key=localStorage.key(i);
            if(key&&key.startsWith(UNBAN))
                localStorage.removeItem(key);
        }
    }
    try{
        const originalSetItem=Storage.prototype.setItem;
        Storage.prototype.setItem=function(key,value){
            if(typeof key==='string'&&key.startsWith(PREFIX))return;
            return originalSetItem.apply(this,arguments);
        };
    }catch (e){}
    try{
        const handler={
            set:function(target, prop, value){
                if(typeof prop==='string' && prop.startsWith(PREFIX))
                    return true;
                target[prop]=value;
                return true;
            }
        };
    }catch(e){}
    setInterval(clean,500);
    clean();
})();