// ==UserScript==
// @name         Bing Rewards Lite (Win & Mac)
// @version      1.1
// @description  自动搜索热榜词刷积分（桌面 40 / 手机 30）；兼容新版 Bing / Copilot Search
// @match        https://*.bing.com/*
// @match        https://*.bing.cn/*
// @grant        GM_getValue
// @grant        GM_setValue
// @grant        GM_addStyle
// @grant        GM_xmlhttpRequest
// @grant        GM_setTimeout
// @grant        GM_clearTimeout
// @grant        GM_setInterval
// @grant        GM_clearInterval
// @connect      api-hot.imsyy.top
// @license      MIT
// @namespace    https://greasyfork.org/users/737649
// @downloadURL none
// ==/UserScript==

(function () {
/* ===== 基本配置 ===== */
const ID   = 'bru_panel';            // 面板 DOM id（保持 ASCII，避免跨浏览器问题）
const VER  = '1.1';
const MAX  = { pc: 40, ph: 30 };     // 每日积分上限
const TYPE = { min: 35, max: 80 };   // 模拟打字速度区间 (ms)
const SCROLL_TIMES = 4;              // 搜索前随机滚动次数
const FALL = ['今日新闻','天气预报','电影票房','体育比分','股票行情']; // 热榜兜底词

/* ===== 兼容新版 Bing 选择器 ===== */
const SELECTORS = [
  '#sb_form_q',              // 旧版桌面
  '.b_searchbox',            // 旧版结果页
  'input[name="q"]',         // 通用
  '#searchboxinput',         // 新版 Copilot 搜索栏
  'textarea[name="q"]'       // Copilot 侧栏 / 超窄视图
];

/* ===== 通用工具 ===== */
const tSet = typeof GM_setTimeout   === 'function' ? GM_setTimeout   : setTimeout;
const tClr = typeof GM_clearTimeout === 'function' ? GM_clearTimeout : clearTimeout;
const iSet = typeof GM_setInterval  === 'function' ? GM_setInterval  : setInterval;
const iClr = typeof GM_clearInterval=== 'function' ? GM_clearInterval: clearInterval;
const z2   = n => (n < 10 ? '0' : '') + n;

/* ===== 状态记录 ===== */
const today = new Date().toISOString().slice(0, 10);
const def   = { date: today, pc: 0, ph: 0, running: true };
let   rec   = GM_getValue('bru_lite', def);
if (rec.date !== today) { rec = { ...def }; GM_setValue('bru_lite', rec); }

const mobile = /mobile|android|iphone|ipad|touch/i.test(navigator.userAgent);
const key    = mobile ? 'ph' : 'pc';
const limit  = mobile ? MAX.ph : MAX.pc;

/* ===== 热榜词 ===== */
let HOT = [];
function fetchHot() {
  return new Promise(done => {
    GM_xmlhttpRequest({
      method: 'GET',
      url: 'https://api-hot.imsyy.top/baidu?num=50',
      onload: ({ responseText }) => {
        try { HOT = JSON.parse(responseText).data.map(x => x.title).filter(Boolean); }
        catch { HOT = []; }
        if (!HOT.length) HOT = FALL;
        done();
      },
      onerror: () => { HOT = FALL; done(); }
    });
  });
}

/* ===== 样式 ===== */
GM_addStyle(`
#${ID}{
  position:fixed;top:10px;right:10px;z-index:99999;width:190px;padding:10px 10px 8px 10px;
  font:11px/1.45 system-ui,-apple-system,BlinkMacSystemFont,sans-serif;
  color:#222;background:rgba(255,255,255,.55);backdrop-filter:blur(12px) saturate(1.4);
  border-radius:10px;box-shadow:0 4px 12px rgba(0,0,0,.18);overflow:visible;
}
#${ID} button{
  all:unset;font-size:10px;background:#3b82f6;color:#fff;border-radius:5px;
  padding:3px 8px;margin-left:4px;cursor:pointer
}
.bar{height:4px;background:#d0d0d0;border-radius:3px;overflow:hidden;margin-top:3px}
.fill{
  height:100%;width:100%;
  background:linear-gradient(90deg,#00b7ff,#00ffb7,#d4ff00,#ff6600,#ff00aa,#00b7ff);
  background-size:400% 100%;transform-origin:left;
  transition:transform .6s ease;animation:flow 5s linear infinite
}
@keyframes flow{0%{background-position:0 0}100%{background-position:100% 0}}
.err{display:none;color:#e63946;font-weight:600;margin-top:2px;font-size:10px}
.decor{
  position:absolute;right:4px;top:46px;width:32px;height:32px;border-radius:50%;
  background:conic-gradient(#00b7ff,#00ffb7,#d4ff00,#ff6600,#ff00aa,#00b7ff);
  animation:spin 7s linear infinite,pulse 3.5s ease-in-out infinite alternate;
  pointer-events:none;opacity:.75;filter:blur(1px) drop-shadow(0 0 4px rgba(0,0,0,.12));
}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pulse{from{transform:scale(.9)}to{transform:scale(1.05)}}
`);

/* ===== 面板 ===== */
function buildPanel() {
  if (document.getElementById(ID)) return;
  const box = document.createElement('div'); box.id = ID;
  box.innerHTML = `
  <div id="drag" style="display:flex;justify-content:space-between;user-select:none;cursor:move;margin-bottom:2px">
    <b>BR Lite</b>
    <div>
      <button id="run">${rec.running ? '暂停' : '启动'}</button>
      <button id="clr">清零</button>
    </div>
  </div>
  <div>
    <div>模式：<b>${mobile ? '手机' : '桌面'}</b></div>
    <div>状态：<b id="sta">${rec.running ? '运行中' : '已暂停'}</b></div>
    <div>下次：<b id="ctd">--</b>s</div>
    <div>计数：<span id="num">${rec[key]}</span> / ${limit}</div>
    <div class="bar"><div class="fill" id="fill"></div></div>
    <div style="font-size:9px;margin-top:1px">运行：<span id="time">00:00:00</span></div>
    <div class="err" id="err">热词获取失败！</div>
  </div>
  <div style="font-size:9px;text-align:right;margin-top:2px">v${VER}</div>
  <div class="decor"></div>`;
  document.body.append(box);

  /* 拖动 */
  const drag = document.getElementById('drag');
  let down=false,sx=0,sy=0,lx=0,ly=0;
  drag.onmousedown = e => {
    if (e.button!==0 || e.target.tagName==='BUTTON') return;
    down=true; sx=e.clientX; sy=e.clientY; lx=box.offsetLeft; ly=box.offsetTop;
    document.onmousemove = ev => { if(!down) return;
      box.style.left = lx + ev.clientX - sx + 'px';
      box.style.top  = ly + ev.clientY - sy + 'px';
    };
    document.onmouseup = () => { down=false; document.onmousemove=document.onmouseup=null; };
  };

  document.getElementById('run').onclick = toggle;
  document.getElementById('clr').onclick = () =>{
    rec.pc=rec.ph=0; GM_setValue('bru_lite',rec); draw();
  };
}

/* ===== UI 渲染 ===== */
const start = Date.now();
function draw(t='--'){
  document.getElementById('sta').textContent  = rec.running ? '运行中' : '已暂停';
  document.getElementById('ctd').textContent  = rec.running ? t : '--';
  document.getElementById('num').textContent  = rec[key];
  const prog = Math.min(rec[key]/limit,1);
  document.getElementById('fill').style.transform = `scaleX(${prog})`;
  const d = Date.now()-start;
  document.getElementById('time').textContent =
    `${z2(d/3600000|0)}:${z2(d%3600000/60000|0)}:${z2(d%60000/1000|0)}`;
}

/* ===== 小工具 ===== */
function waitMs(){
  const r=Math.random();
  if(r<.25) return (10+Math.random()*10)*1000;
  if(r<.75) return (20+Math.random()*20)*1000;
  return        (40+Math.random()*40)*1000;
}
async function typeHuman(inp,str){
  inp.value='';
  for(const c of str){
    inp.value+=c;
    inp.dispatchEvent(new Event('input',{bubbles:true}));
    await new Promise(r=>tSet(r,TYPE.min+Math.random()*(TYPE.max-TYPE.min)));
  }
}
function softScroll(){
  const h=document.body.scrollHeight-innerHeight;
  for(let i=0;i<SCROLL_TIMES;i++)
    tSet(()=>scrollTo({top:Math.random()*h,behavior:'smooth'}),i*120);
}

/* ===== 主循环 ===== */
let loopTimer=0,ctdTimer=0;
async function doSearch () {
  try {
    const kw = HOT[Math.random()*HOT.length|0];
    if (!kw) return;

    /* 1. 依次查找输入框（兼容所有版本） */
    let inp = null;
    for (const sel of SELECTORS) {
      inp = document.querySelector(sel);
      if (inp) break;
    }

    /* 2-A. 找到输入框 ⇒ 模拟人类输入并发送 Enter */
    if (inp) {
      await typeHuman(inp, kw);
      softScroll();
      rec[key]++; GM_setValue('bru_lite', rec);
      ['keydown','keyup'].forEach(evt =>
        inp.dispatchEvent(new KeyboardEvent(evt,{key:'Enter',keyCode:13,bubbles:true}))
      );
    }
    /* 2-B. 没找到输入框 ⇒ 直接跳转搜索页 */
    else {
      rec[key]++; GM_setValue('bru_lite', rec);
      location.href = 'https://www.bing.com/search?q=' + encodeURIComponent(kw);
    }
  } catch (e) { console.error('[BR]', e); }
}
function loop(){
  if(!rec.running) return;
  if(rec[key] >= limit){ stop(); return; }

  const w=waitMs(); let c=w/1000|0; draw(c);
  ctdTimer=iSet(()=>{ if(!rec.running){iClr(ctdTimer); return;} draw(--c); },1000);
  loopTimer=tSet(async()=>{ iClr(ctdTimer); await doSearch(); loop(); },w);
}
function startLoop(){ if(rec[key]>=limit) return; rec.running=true; GM_setValue('bru_lite',rec); loop();}
function stop(){ rec.running=false; GM_setValue('bru_lite',rec); tClr(loopTimer); iClr(ctdTimer); draw();}
function toggle(){
  rec.running ? stop() : startLoop();
  document.getElementById('run').textContent = rec.running ? '暂停' : '启动';
}

/* ===== 启动 ===== */
(async()=>{
  buildPanel();
  await fetchHot();
  if(HOT===FALL) document.getElementById('err').style.display='block';
  draw();
  if(rec.running) startLoop();
})();
})();