// ==UserScript==
// @name         抓老六(买大哥赛道)
// @namespace    https://local/douyin-stalker
// @version      1.0.0
// @author       小德捡银子
// @description  骗子找个班上吧
// @license      GPL-3.0-only
// @match        *://*.douyin.com/*
// @match        *://*.iesdouyin.com/*
// @exclude      *://creator.douyin.com/*
// @grant        GM_getValue
// @grant        GM_setValue
// @grant        GM_registerMenuCommand
// @grant        unsafeWindow
// @run-at       document-start
// ==/UserScript==

(function () {
  "use strict";

  const NS = "dylive-stalker";
  const log = (...args) => console.log(`[${NS}]`, ...args);
  const errorLog = (...args) => console.error(`[${NS}]`, ...args);
  const _win = (() => (typeof unsafeWindow !== "undefined" ? unsafeWindow : window))();

  const STORAGE_KEY = "laoliu_group";
  const DEFAULTS = { btnX: 16, btnY: 80 };

  const GM = {
    get(key) {
      try {
        const v = GM_getValue(`${NS}:${key}`, undefined);
        return v === undefined ? DEFAULTS[key] : v;
      } catch (e) { errorLog("GM_getValue 失败:", e); return DEFAULTS[key]; }
    },
    set(key, value) {
      try { GM_setValue(`${NS}:${key}`, value); } catch (e) { errorLog("GM_setValue 失败:", e); }
    },
  };

  function loadLaoliuGroup() {
    try { return JSON.parse(GM_getValue(STORAGE_KEY, "[]")); } catch (e) { errorLog("加载老六组失败:", e); return []; }
  }
  function saveLaoliuGroup(group) {
    try { GM_setValue(STORAGE_KEY, JSON.stringify(group)); } catch (e) { errorLog("保存老六组失败:", e); }
  }

  function addStyle(id, css) {
    let $style = document.getElementById(id);
    if (!$style) { $style = document.createElement("style"); $style.id = id; (document.head || document.documentElement).appendChild($style); }
    $style.textContent = css || "";
  }

  function onReady(cb) {
    if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", cb, { once: true });
    else cb();
  }

  function isLivePage() {
    try {
      const { hostname, pathname } = location;
      if (hostname === "live.douyin.com") return true;
      if ((hostname === "www.douyin.com" || hostname === "douyin.com") &&
          (pathname.startsWith("/follow/live/") || pathname.startsWith("/root/live/"))) return true;
    } catch (e) {}
    return false;
  }

  function watchRouteChange(callback) {
    let lastHref = location.href;
    const check = () => { if (location.href !== lastHref) { lastHref = location.href; callback(); } };
    ["pushState", "replaceState"].forEach((method) => {
      const origin = history[method];
      history[method] = function (...args) { const ret = origin.apply(this, args); setTimeout(check, 0); return ret; };
    });
    window.addEventListener("popstate", () => setTimeout(check, 0));
    setInterval(check, 1000);
  }

  function copyText(text) {
    if (!text) return;
    if (navigator.clipboard && navigator.clipboard.writeText) {
      navigator.clipboard.writeText(text).then(() => log("已复制:", text)).catch(() => fallbackCopy(text));
    } else fallbackCopy(text);
  }
  function fallbackCopy(text) {
    const textarea = document.createElement("textarea");
    textarea.value = text;
    textarea.style.position = "fixed";
    textarea.style.opacity = "0";
    document.body.appendChild(textarea);
    textarea.select();
    try { document.execCommand("copy"); log("已复制（兜底）:", text); } catch (e) { log("复制失败:", e); }
    document.body.removeChild(textarea);
  }

  function extractUserInfo(payload) {
    const user = payload?.user || payload?.common?.user || payload?.data?.user || payload?.from_user || {};
    const nickname = user?.nick_name || user?.nickname || user?.display_id || user?.name || "";
    const shortId = user?.short_id || "";
    const level = Number(user?.pay_grade?.level) || Number(user?.pay_grade?.grade_level) || Number(user?.level) || Number(user?.user_level) || Number(user?.grade?.level) || Number(user?.grade_level) || 0;
    return { nickname: String(nickname || ""), shortId: String(shortId || ""), userId: String(user?.user_id || ""), level: isNaN(level) ? 0 : level, raw: user };
  }

  // ---------- 全局数据 ----------
  const tempPlayers = new Map();
  let laoliuGroup = loadLaoliuGroup();
  const processedCache = new Map(); // 去重

  let panelElement = null, tempContainer = null, laoliuContainer = null, currentTab = 'temp', panelVisible = false;

  // ---------- 核心处理 ----------
  function processMessage(method, payload) {
    const info = extractUserInfo(payload);
    if (!info.nickname || !info.shortId) return;

    // 去重
    const cacheKey = `${method}_${info.shortId}`;
    const now = Date.now();
    if (now - (processedCache.get(cacheKey) || 0) < 1000) { log(`去重忽略: ${cacheKey}`); return; }
    processedCache.set(cacheKey, now);
    for (const [key, time] of processedCache) { if (now - time > 10000) processedCache.delete(key); }

    // 临时记录
    if (["WebcastChatMessage","WebcastGiftMessage","WebcastMemberMessage"].includes(method)) {
      if (!tempPlayers.has(info.shortId)) {
        tempPlayers.set(info.shortId, { nickname: info.nickname, level: info.level, firstSeen: new Date().toLocaleTimeString() });
      } else {
        const existing = tempPlayers.get(info.shortId);
        if (existing.nickname !== info.nickname) existing.nickname = info.nickname;
        if (existing.level !== info.level) existing.level = info.level;
      }
      if (panelVisible && currentTab === 'temp' && tempContainer) {
        const grid = tempContainer.querySelector("#bubble-grid");
        if (grid) renderTempList(grid);
      }
    }

    // 老六检查
    const member = laoliuGroup.find(m => m.shortId === info.shortId);
    if (member) {
      if (member.nickname !== info.nickname) {
        member.history = member.history || [];
        member.history.push({ nickname: member.nickname, changedAt: new Date().toISOString() });
        member.nickname = info.nickname;
        saveLaoliuGroup(laoliuGroup);
        if (panelVisible && currentTab === 'laoliu' && laoliuContainer) {
          const list = laoliuContainer.querySelector("#laoliu-list");
          if (list) renderLaoliuList(list);
        }
      }
      if (method === "WebcastMemberMessage" || method === "WebcastChatMessage") {
        showAlert(member, method === "WebcastMemberMessage" ? "进入直播间" : "发言了");
      }
    }
  }

  // ---------- 提醒弹窗 ----------
  let alertContainer = null;
  const MAX_ALERTS = 10;
  addStyle("laoliu-alert-anim", `@keyframes slideInLeft { from { opacity:0; transform:translateX(-20px); } to { opacity:1; transform:translateX(0); } }`);

  function showAlert(member, action) {
    const historyNames = (member.history && member.history.length > 0) ? member.history.map(h => h.nickname).join("、") : "无";
    const note = member.note || "无备注";
    const msg = `🚨老六出没🚨 ${member.nickname} ${action} | 曾用名:${historyNames} | 备注:${note}`;

    if (!alertContainer) {
      alertContainer = document.createElement("div");
      alertContainer.id = "laoliu-alert-container";
      alertContainer.style.cssText = `position:fixed;left:10px;bottom:10px;z-index:9999999;display:flex;flex-direction:column-reverse;max-height:60vh;width:350px;pointer-events:none;gap:4px;overflow:hidden;`;
      document.documentElement.appendChild(alertContainer);
    }
    const item = document.createElement("div");
    item.style.cssText = `background:rgba(0,0,0,0.85);color:#fff;padding:6px 12px;border-radius:8px;font-size:14px;border-left:4px solid #ff4444;box-shadow:0 2px 8px rgba(0,0,0,0.5);animation:slideInLeft 0.3s ease;pointer-events:auto;word-break:break-word;line-height:1.4;flex-shrink:0;`;
    item.textContent = msg;
    alertContainer.appendChild(item);
    while (alertContainer.children.length > MAX_ALERTS) alertContainer.removeChild(alertContainer.firstChild);
    setTimeout(() => {
      if (item.parentNode === alertContainer) alertContainer.removeChild(item);
      if (alertContainer.children.length === 0) { alertContainer.remove(); alertContainer = null; }
    }, 15000);
  }

  // ---------- Hook ----------
  async function tryHookDecoder(timeoutMs = 8000) {
    const start = Date.now();
    return new Promise((resolve) => {
      const timer = setInterval(() => {
        const decoder = _win["__MESSAGE_INSTANCE__"]?.decoder;
        const found = decoder && typeof decoder.decode === "function";
        if (found || Date.now() - start > timeoutMs) {
          clearInterval(timer);
          if (!found) { log("未找到解码器，仅靠 DOM 监听不可靠，建议刷新重试"); resolve(false); return; }
          const originDecode = decoder.decode;
          decoder.decode = async function (...args) {
            const [, method] = args;
            const payload = await Reflect.apply(originDecode, this, args);
            try { processMessage(method, payload); } catch (e) { errorLog("处理消息出错:", e); }
            return payload;
          };
          log("✅ Hook 成功");
          resolve(true);
        }
      }, 200);
    });
  }

  // ---------- UI 渲染 ----------
  const PANEL_ID = "dylive-stalker-panel";
  const BUTTON_ID = "dylive-stalker-btn";

  function injectPanelStyle() {
    addStyle("dylive-stalker-style", `
      #${BUTTON_ID} { position:fixed; right:16px; bottom:80px; width:44px; height:44px; border-radius:50%; background:linear-gradient(135deg,#ff6b6b,#ee5a24); box-shadow:0 4px 12px rgba(0,0,0,0.25); display:flex; align-items:center; justify-content:center; cursor:grab; z-index:999998; color:#fff; font-size:20px; user-select:none; transition:box-shadow 0.2s; font-weight:bold; }
      #${BUTTON_ID}:hover { box-shadow:0 6px 20px rgba(0,0,0,0.4); }
      #${BUTTON_ID}.dragging { cursor:grabbing; opacity:0.85; }
      #${PANEL_ID} { position:fixed; right:16px; bottom:130px; width:480px; max-height:70vh; overflow:hidden; background:#1e1e22; color:#f2f2f2; border-radius:14px; box-shadow:0 10px 30px rgba(0,0,0,0.6); z-index:999999; font-size:13px; display:none; flex-direction:column; padding:10px 12px; box-sizing:border-box; font-family:'Segoe UI',system-ui,sans-serif; }
      #${PANEL_ID}.show { display:flex; }
      #${PANEL_ID} .header { display:flex; justify-content:space-between; align-items:center; border-bottom:1px solid #333; padding-bottom:6px; margin-bottom:6px; flex-shrink:0; }
      #${PANEL_ID} .header .close { cursor:pointer; opacity:0.6; font-size:16px; }
      #${PANEL_ID} .header .close:hover { opacity:1; }
      #${PANEL_ID} .tabs { display:flex; gap:4px; border-bottom:1px solid #333; margin-bottom:6px; flex-shrink:0; }
      #${PANEL_ID} .tab-btn { padding:6px 12px; background:transparent; color:#aaa; border:none; border-bottom:2px solid transparent; cursor:pointer; font-size:13px; transition:all 0.2s; }
      #${PANEL_ID} .tab-btn.active { color:#fff; border-bottom-color:#ff6b6b; font-weight:600; }
      #${PANEL_ID} .tab-content { flex:1; overflow-y:auto; padding:4px 0; }
      #${PANEL_ID} .tab-content.hidden { display:none; }
      #${PANEL_ID} .search-bar { display:flex; gap:6px; margin-bottom:8px; flex-wrap:wrap; flex-shrink:0; }
      #${PANEL_ID} .search-bar input, #${PANEL_ID} .search-bar select { background:#2a2a30; border:1px solid #3a3a42; border-radius:6px; color:#fff; font-size:12px; padding:4px 8px; }
      #${PANEL_ID} .search-bar input { flex:1; min-width:100px; }
      #${PANEL_ID} .search-bar input::placeholder { color:#666; }
      #${PANEL_ID} .bubble-grid { display:flex; flex-wrap:wrap; gap:6px; padding:4px 0; }
      #${PANEL_ID} .bubble { background:#2a2a32; border-radius:20px; padding:4px 12px 4px 10px; display:inline-flex; align-items:center; gap:4px; cursor:pointer; font-size:12px; transition:background 0.2s; border:1px solid transparent; position:relative; }
      #${PANEL_ID} .bubble:hover { background:#3a3a4a; border-color:#ff6b6b; }
      #${PANEL_ID} .bubble .nick { color:#fbbf24; font-weight:500; }
      #${PANEL_ID} .bubble .lvl { color:#a78bfa; font-size:10px; background:#3b3b4a; padding:0 6px; border-radius:10px; }
      #${PANEL_ID} .bubble .sid { color:#6b7280; font-size:9px; margin-left:2px; }
      #${PANEL_ID} .bubble-menu { display:none; position:absolute; top:calc(100%+4px); left:0; background:#2a2a32; border:1px solid #4a4a52; border-radius:8px; padding:4px 0; min-width:120px; z-index:10; box-shadow:0 4px 12px rgba(0,0,0,0.4); }
      #${PANEL_ID} .bubble-menu.show { display:block; }
      #${PANEL_ID} .bubble-menu .menu-item { padding:6px 12px; color:#ddd; cursor:pointer; font-size:12px; transition:background 0.15s; white-space:nowrap; }
      #${PANEL_ID} .bubble-menu .menu-item:hover { background:#3a3a4a; color:#fff; }
      #${PANEL_ID} .bubble-menu .menu-item.add { color:#8b8cf0; }
      #${PANEL_ID} .bubble-menu .menu-item.view { color:#60a5fa; }
      #${PANEL_ID} .player-list { list-style:none; padding:0; margin:0; }
      #${PANEL_ID} .player-item { display:flex; justify-content:space-between; align-items:center; padding:4px 6px; border-bottom:1px solid #2a2a2e; font-size:12px; }
      #${PANEL_ID} .player-item:hover { background:#2a2a32; }
      #${PANEL_ID} .player-item .info { display:flex; align-items:center; gap:8px; flex:1; overflow:hidden; }
      #${PANEL_ID} .player-item .info .nick { color:#fbbf24; font-weight:500; cursor:pointer; }
      #${PANEL_ID} .player-item .info .nick:hover { text-decoration:underline; }
      #${PANEL_ID} .player-item .info .sid { color:#6b7280; font-size:10px; }
      #${PANEL_ID} .player-item .info .lvl { background:#3b3b4a; padding:0 6px; border-radius:10px; font-size:10px; color:#a78bfa; }
      #${PANEL_ID} .player-item .actions { display:flex; gap:4px; flex-shrink:0; align-items:center; }
      #${PANEL_ID} .player-item .actions button { background:transparent; border:none; color:#8b8cf0; cursor:pointer; font-size:12px; padding:0 4px; }
      #${PANEL_ID} .player-item .actions button:hover { color:#a78bfa; }
      #${PANEL_ID} .player-item .actions .del-btn { color:#ff6b6b; }
      #${PANEL_ID} .player-item .actions .del-btn:hover { color:#ff4444; }
      #${PANEL_ID} .player-item .note-input { background:#1a1a20; border:1px solid #3a3a42; border-radius:4px; color:#ddd; font-size:11px; padding:2px 4px; width:100px; }
      #${PANEL_ID} .player-item .note-input:focus { outline:none; border-color:#8b8cf0; }
      #${PANEL_ID} .empty-msg { color:#666; text-align:center; padding:20px 0; }
      #${PANEL_ID} .badge { background:#3b3b4a; border-radius:10px; padding:0 6px; font-size:10px; color:#b0b0c0; }
      #${PANEL_ID} .manual-add-btn { background:#3b3b4a; border:none; color:#8b8cf0; padding:4px 12px; border-radius:12px; cursor:pointer; font-size:12px; transition:background 0.2s; }
      #${PANEL_ID} .manual-add-btn:hover { background:#4a4a5a; }
    `);
  }

  function buildUI() {
    injectPanelStyle();
    const $btn = document.createElement("div");
    $btn.id = BUTTON_ID;
    $btn.textContent = "🎯";
    $btn.title = "抓老六";
    document.documentElement.appendChild($btn);
    const savedX = GM.get("btnX"), savedY = GM.get("btnY");
    if (savedX !== undefined && savedY !== undefined) {
      $btn.style.right = "auto";
      $btn.style.bottom = "auto";
      $btn.style.left = savedX + "px";
      $btn.style.top = savedY + "px";
    }
    let isDragging = false, startX, startY, origLeft, origTop;
    $btn.addEventListener("mousedown", (e) => {
      if (e.button !== 0) return;
      isDragging = true;
      $btn.classList.add("dragging");
      const rect = $btn.getBoundingClientRect();
      startX = e.clientX; startY = e.clientY;
      origLeft = rect.left; origTop = rect.top;
      document.addEventListener("mousemove", onMouseMove);
      document.addEventListener("mouseup", onMouseUp);
      e.preventDefault();
    });
    const onMouseMove = (e) => {
      if (!isDragging) return;
      const dx = e.clientX - startX, dy = e.clientY - startY;
      let left = origLeft + dx, top = origTop + dy;
      const btnWidth = 44, btnHeight = 44;
      const maxX = window.innerWidth - btnWidth, maxY = window.innerHeight - btnHeight;
      left = Math.max(0, Math.min(left, maxX));
      top = Math.max(0, Math.min(top, maxY));
      $btn.style.left = left + "px";
      $btn.style.top = top + "px";
      $btn.style.right = "auto";
      $btn.style.bottom = "auto";
    };
    const onMouseUp = (e) => {
      if (isDragging) {
        isDragging = false;
        $btn.classList.remove("dragging");
        const rect = $btn.getBoundingClientRect();
        GM.set("btnX", rect.left);
        GM.set("btnY", rect.top);
        document.removeEventListener("mousemove", onMouseMove);
        document.removeEventListener("mouseup", onMouseUp);
      }
    };
    const $panel = document.createElement("div");
    $panel.id = PANEL_ID;
    document.documentElement.appendChild($panel);
    panelElement = $panel;
    $btn.addEventListener("click", (e) => {
      if (isDragging) return;
      panelVisible = !panelVisible;
      $panel.classList.toggle("show", panelVisible);
      if (panelVisible) {
        if (!$panel.querySelector(".tabs")) buildPanelContent($panel);
        refreshAllTabs();
      }
    });
    buildPanelContent($panel);
  }

  function buildPanelContent($panel) {
    if ($panel.querySelector(".tabs")) return;
    $panel.innerHTML = `
      <div class="header"><span>🎯 老六盯梢器</span><span class="close" id="stalker-panel-close">✕</span></div>
      <div class="tabs"><button class="tab-btn active" data-tab="temp">📋 直播记录</button><button class="tab-btn" data-tab="laoliu">🕵️ 老六组</button></div>
      <div class="tab-content" id="tab-temp"></div>
      <div class="tab-content hidden" id="tab-laoliu"></div>
    `;
    $panel.querySelector("#stalker-panel-close").addEventListener("click", () => { panelVisible = false; $panel.classList.remove("show"); });
    $panel.querySelectorAll(".tab-btn").forEach(btn => {
      btn.addEventListener("click", (e) => { switchTab(btn.dataset.tab); });
    });
    tempContainer = document.getElementById("tab-temp");
    laoliuContainer = document.getElementById("tab-laoliu");
    if (tempContainer) {
      tempContainer.innerHTML = `
        <div class="search-bar">
          <input type="text" id="temp-search" placeholder="🔍 搜索昵称..." />
          <select id="temp-level-filter">
            <option value="0">全部等级</option><option value="1">≥1级</option><option value="10">≥10级</option>
            <option value="20">≥20级</option><option value="30">≥30级</option><option value="40">≥40级</option>
          </select>
        </div>
        <div class="bubble-grid" id="bubble-grid"></div>
      `;
      const searchInput = tempContainer.querySelector("#temp-search");
      const levelSelect = tempContainer.querySelector("#temp-level-filter");
      const grid = tempContainer.querySelector("#bubble-grid");
      // 过滤函数
      const applyFilters = () => {
        if (!grid) return;
        const keyword = searchInput ? searchInput.value.toLowerCase() : "";
        const levelMin = parseInt(levelSelect ? levelSelect.value : "0");
        grid.querySelectorAll(".bubble").forEach(bubble => {
          const nick = bubble.dataset.nickname?.toLowerCase() || "";
          const lvl = parseInt(bubble.dataset.level || "0");
          let show = true;
          if (keyword && !nick.includes(keyword)) show = false;
          if (levelMin > 0 && lvl < levelMin) show = false;
          bubble.style.display = show ? "inline-flex" : "none";
        });
      };
      // 绑定事件
      if (searchInput) searchInput.addEventListener("input", applyFilters);
      if (levelSelect) levelSelect.addEventListener("change", applyFilters);
      // 保存引用以便在 renderTempList 后调用
      tempContainer._applyFilters = applyFilters;
      tempContainer._grid = grid;
    }
    if (laoliuContainer) {
      laoliuContainer.innerHTML = `
        <div style="margin-bottom:6px;"><button class="manual-add-btn" id="manual-add-btn">➕ 手工添加</button></div>
        <div class="player-list" id="laoliu-list"></div>
      `;
      const addBtn = laoliuContainer.querySelector("#manual-add-btn");
      if (addBtn) addBtn.addEventListener("click", manualAddLaoliu);
    }
    currentTab = 'temp';
    renderTempList(tempContainer ? tempContainer.querySelector("#bubble-grid") : null);
    renderLaoliuList(laoliuContainer ? laoliuContainer.querySelector("#laoliu-list") : null);
  }

  function switchTab(tab) {
    currentTab = tab;
    const panel = panelElement;
    if (!panel) return;
    panel.querySelectorAll(".tab-btn").forEach(b => b.classList.toggle("active", b.dataset.tab === tab));
    const temp = document.getElementById("tab-temp"), laoliu = document.getElementById("tab-laoliu");
    if (tab === 'temp') {
      temp.classList.remove("hidden");
      laoliu.classList.add("hidden");
      const grid = temp ? temp.querySelector("#bubble-grid") : null;
      if (grid) renderTempList(grid);
    } else {
      laoliu.classList.remove("hidden");
      temp.classList.add("hidden");
      const list = laoliu ? laoliu.querySelector("#laoliu-list") : null;
      if (list) renderLaoliuList(list);
    }
  }

  function refreshAllTabs() {
    if (currentTab === 'temp') {
      const grid = tempContainer ? tempContainer.querySelector("#bubble-grid") : null;
      if (grid) renderTempList(grid);
    } else {
      const list = laoliuContainer ? laoliuContainer.querySelector("#laoliu-list") : null;
      if (list) renderLaoliuList(list);
    }
  }

  function renderTempList(container) {
    if (!container) return;
    const list = Array.from(tempPlayers.entries()).map(([shortId, data]) => ({ shortId, nickname: data.nickname, level: data.level }));
    if (list.length === 0) { container.innerHTML = `<div class="empty-msg">暂无记录</div>`; return; }
    let html = '';
    list.forEach(p => {
      html += `<div class="bubble" data-shortid="${p.shortId}" data-nickname="${p.nickname}" data-level="${p.level}">
        <span class="nick">${p.nickname}</span><span class="lvl">Lv.${p.level}</span><span class="sid">🆔${p.shortId}</span>
        <div class="bubble-menu"><div class="menu-item view" data-action="view">👁 查看详情</div><div class="menu-item add" data-action="add">➕ 加入老六组</div></div>
      </div>`;
    });
    container.innerHTML = html;
    // 重新绑定事件
    container.querySelectorAll(".bubble").forEach(bubble => {
      const menu = bubble.querySelector(".bubble-menu");
      bubble.addEventListener("click", (e) => {
        e.stopPropagation();
        container.querySelectorAll(".bubble-menu.show").forEach(m => { if (m !== menu) m.classList.remove("show"); });
        menu.classList.toggle("show");
      });
      menu.querySelectorAll(".menu-item").forEach(item => {
        item.addEventListener("click", (e) => {
          e.stopPropagation();
          const action = item.dataset.action;
          const shortId = bubble.dataset.shortid, nickname = bubble.dataset.nickname, level = parseInt(bubble.dataset.level || "0");
          if (action === 'view') alert(`昵称：${nickname}\n短ID：${shortId}\n等级：${level}`);
          else if (action === 'add') addToLaoliu(shortId, nickname, level);
          menu.classList.remove("show");
        });
      });
    });
    // 应用当前筛选条件
    if (tempContainer && tempContainer._applyFilters) {
      tempContainer._applyFilters();
    }
    // 点击外部关闭菜单
    document.addEventListener("click", () => {
      container.querySelectorAll(".bubble-menu.show").forEach(m => m.classList.remove("show"));
    }, { once: false });
  }

  function renderLaoliuList(container) {
    if (!container) return;
    if (laoliuGroup.length === 0) { container.innerHTML = `<div class="empty-msg">老六组暂无成员</div>`; return; }
    let html = '';
    laoliuGroup.forEach((member, index) => {
      const historyCount = (member.history || []).length;
      html += `<li class="player-item" data-index="${index}">
        <div class="info"><span class="nick" title="点击复制 short_id">${member.nickname}</span><span class="sid">🆔${member.shortId}</span><span class="lvl">Lv.${member.level}</span><span class="badge">${historyCount}次改名</span></div>
        <div class="actions"><input class="note-input" type="text" placeholder="备注" value="${member.note || ''}" /><button class="history-btn" title="查看曾用名">📜</button><button class="del-btn" title="移除">✕</button></div>
      </li>`;
    });
    container.innerHTML = html;
    container.querySelectorAll(".note-input").forEach(input => {
      input.addEventListener("change", (e) => {
        const item = input.closest(".player-item");
        if (!item) return;
        const index = parseInt(item.dataset.index);
        if (!isNaN(index) && laoliuGroup[index]) {
          laoliuGroup[index].note = input.value;
          saveLaoliuGroup(laoliuGroup);
        }
      });
    });
    container.querySelectorAll(".del-btn").forEach(btn => {
      btn.addEventListener("click", (e) => {
        const item = btn.closest(".player-item");
        if (!item) return;
        const index = parseInt(item.dataset.index);
        if (!isNaN(index) && laoliuGroup[index]) {
          if (confirm(`确定移除 ${laoliuGroup[index].nickname} 吗？`)) {
            laoliuGroup.splice(index, 1);
            saveLaoliuGroup(laoliuGroup);
            renderLaoliuList(container);
          }
        }
      });
    });
    container.querySelectorAll(".history-btn").forEach(btn => {
      btn.addEventListener("click", (e) => {
        const item = btn.closest(".player-item");
        if (!item) return;
        const index = parseInt(item.dataset.index);
        if (!isNaN(index) && laoliuGroup[index]) {
          const member = laoliuGroup[index];
          const history = member.history || [];
          let msg = `「${member.nickname}」的曾用名记录：\n`;
          if (history.length === 0) msg += "（无）";
          else { history.forEach(h => { msg += `  ${h.nickname} (${new Date(h.changedAt).toLocaleString()})\n`; }); }
          alert(msg);
        }
      });
    });
    container.querySelectorAll(".nick").forEach(el => {
      el.addEventListener("click", () => {
        const item = el.closest(".player-item");
        if (!item) return;
        const index = parseInt(item.dataset.index);
        if (!isNaN(index) && laoliuGroup[index]) copyText(laoliuGroup[index].shortId);
      });
    });
  }

  function manualAddLaoliu() {
    const nickname = prompt("请输入当前昵称：");
    if (nickname === null) return;
    const trimmedNick = nickname.trim();
    if (!trimmedNick) { alert("昵称不能为空"); return; }
    const shortId = prompt("请输入 short_id（数字ID）：");
    if (shortId === null) return;
    const trimmedId = shortId.trim();
    if (!trimmedId) { alert("short_id 不能为空"); return; }
    const note = prompt("请输入备注（可选，直接确定跳过）：");
    const trimmedNote = note !== null ? note.trim() : "";
    if (laoliuGroup.some(m => m.shortId === trimmedId)) { alert("该 short_id 已在老六组中"); return; }
    const newMember = { shortId: trimmedId, nickname: trimmedNick, level: 0, note: trimmedNote || "", history: [], addedAt: new Date().toISOString() };
    laoliuGroup.push(newMember);
    saveLaoliuGroup(laoliuGroup);
    log(`手工添加 ${trimmedNick} (${trimmedId}) 到老六组`);
    if (panelVisible && currentTab === 'laoliu' && laoliuContainer) {
      const list = laoliuContainer.querySelector("#laoliu-list");
      if (list) renderLaoliuList(list);
    }
  }

  function addToLaoliu(shortId, nickname, level) {
    if (!shortId) return;
    if (laoliuGroup.some(m => m.shortId === shortId)) { alert("该玩家已在老六组中"); return; }
    const newMember = { shortId, nickname, level: level || 0, note: "", history: [], addedAt: new Date().toISOString() };
    laoliuGroup.push(newMember);
    saveLaoliuGroup(laoliuGroup);
    log(`添加 ${nickname} 到老六组`);
    if (panelVisible && currentTab === 'laoliu' && laoliuContainer) {
      const list = laoliuContainer.querySelector("#laoliu-list");
      if (list) renderLaoliuList(list);
    }
  }

  // ---------- 初始化 ----------
  let initialized = false;
  function initForLivePage() {
    if (!isLivePage()) { if (panelElement) panelElement.classList.remove("show"); return; }
    if (!document.getElementById(BUTTON_ID)) buildUI();
    if (!initialized) {
      initialized = true;
      tryHookDecoder().then((hooked) => {
        if (!hooked) log("⚠️ Hook 失败，消息监听可能不可用，请刷新重试");
      });
    }
  }

  function init() {
    onReady(() => {
      initForLivePage();
      watchRouteChange(() => {
        if (isLivePage()) initForLivePage();
        else if (panelElement) panelElement.classList.remove("show");
      });
    });
    try {
      GM_registerMenuCommand("🎯 切换老六盯梢面板", () => {
        const panel = document.getElementById(PANEL_ID);
        if (panel) { panelVisible = !panelVisible; panel.classList.toggle("show", panelVisible); if (panelVisible) refreshAllTabs(); }
      });
      GM_registerMenuCommand("🔄 手动保存老六组", () => { saveLaoliuGroup(laoliuGroup); log("已保存"); });
    } catch (e) {}
  }

  init();
})();