// app.js —— 前端逻辑，只经 window.apic.* 与主进程通信。
// 绝不出现市场地址 / 密钥（那些只在主进程）。
"use strict";

const $ = (sel) => document.querySelector(sel);
const $$ = (sel) => Array.from(document.querySelectorAll(sel));
// 注意：preload 已在 window 上定义了不可配置的全局属性 `api`，
// 顶层再用 const/let 声明同名会抛 "already been declared"，故用 window.api 起个别名。
const apic = window.api;

// —— 工具 ——
function humanSize(n) {
  const u = ["B", "K", "M", "G"];
  let x = n;
  for (const unit of u) {
    if (x < 1024) return unit === "B" ? `${Math.round(x)}${unit}` : `${x.toFixed(1)}${unit}`;
    x /= 1024;
  }
  return `${x.toFixed(1)}T`;
}
function esc(s) {
  return String(s ?? "").replace(/[&<>"']/g, (c) =>
    ({ "&": "&amp;", "<": "&lt;", ">": "&gt;", '"': "&quot;", "'": "&#39;" }[c]));
}
let toastTimer = null;
function toast(msg, kind = "") {
  const t = $("#toast");
  t.textContent = msg;
  t.className = `toast ${kind}`;
  clearTimeout(toastTimer);
  toastTimer = setTimeout(() => t.classList.add("hidden"), 4200);
}
function busy(btn, on, textWhenBusy) {
  if (!btn) return;
  if (on) {
    btn.dataset.label = btn.textContent;
    btn.dataset.busyActive = "1";
    btn.textContent = textWhenBusy || "处理中…";
    btn.disabled = true;
  } else {
    btn.textContent = btn.dataset.label || btn.textContent;
    delete btn.dataset.busyActive;
    btn.disabled = false;
  }
}
function deferUI(fn, delay = 0) {
  const run = () => {
    try {
      const r = fn();
      if (r && typeof r.catch === "function") r.catch((e) => console.warn(e));
    } catch (e) {
      console.warn(e);
    }
  };
  if (delay > 0) return setTimeout(run, delay);
  if ("requestIdleCallback" in window) return window.requestIdleCallback(run, { timeout: 1200 });
  return setTimeout(run, 0);
}

// —— 顶部广告：点击用系统浏览器打开官方推荐中转 ——
const promoEl = document.querySelector(".promo");
if (promoEl) {
  promoEl.addEventListener("click", (e) => {
    e.preventDefault();
    apic.openExternal(promoEl.dataset.open);
  });
}

// —— 标签切换 ——
// 激活某个面板（可能有顶部标签，也可能没有——如会话记录/记忆现从插件市场进入）
function activatePanel(name) {
  if (name !== "token" && tkPollTimer) {
    clearInterval(tkPollTimer);
    tkPollTimer = null;
  }
  if (name !== "canvas") {
    const canvasPanel = document.getElementById("tab-canvas");
    if (canvasPanel && canvasPanel.classList.contains("cv-fullscreen")) cvToggleFull(false);
  }
  $$(".tab").forEach((t) => t.classList.remove("active"));
  $$(".panel").forEach((p) => p.classList.remove("active"));
  const panel = $(`#tab-${name}`);
  if (panel) panel.classList.add("active");
  const tab = document.querySelector(`.tab[data-tab="${name}"]`);
  if (tab) tab.classList.add("active");
}
$$(".tab").forEach((tab) => {
  tab.addEventListener("click", () => activatePanel(tab.dataset.tab));
});
// 插件市场内「打开」内置工具（会话记录 / 会话记忆）
$$("[data-open-panel]").forEach((btn) => {
  btn.addEventListener("click", () => {
    const name = btn.dataset.openPanel;
    activatePanel(name);
    if (name === "sessions") {
      loadSessionDataDir();
      if (!sessLoaded) sessLoad();
    }
    if (name === "memory" && !memLoaded) memLoad();
    if (name === "voice" && !voiceLoaded) voiceLoad();
    if (name === "team") tmEnter();
    if (name === "prompt" && !pmLoaded) pmEnter();
    if (name === "token") tkEnter();
  });
});
// 内置工具面板「← 返回插件市场」
$$("[data-back-plugins]").forEach((btn) => {
  btn.addEventListener("click", () => activatePanel("plugins"));
});

// Codex 安装器：渲染层只触发固定主进程能力，不拼命令/路径。
let codexInstallerInfo = null;
const codexWinInstallBtn = $("#codex-win-install-btn");
const codexWinOpenUrlBtn = $("#codex-win-open-url-btn");
const codexMacInstallBtn = $("#codex-mac-install-btn");
const codexMacOpenUrlBtn = $("#codex-mac-open-url-btn");
const codexInstallerStatus = $("#codex-installer-status");
const codexInstallerProgressWrap = $("#codex-installer-progress-wrap");
const codexInstallerProgressBar = $("#codex-installer-progress-bar");
const codexInstallerCancelRow = $("#codex-installer-cancel-row");
const codexInstallerCancelBtn = $("#codex-installer-cancel-btn");
let codexInstallerActivePlatform = "";

function setCodexInstallerStatus(text) {
  if (codexInstallerStatus) codexInstallerStatus.textContent = text;
}

function setCodexInstallerProgress(percent, active = true) {
  if (!codexInstallerProgressWrap || !codexInstallerProgressBar) return;
  codexInstallerProgressWrap.classList.toggle("hidden", !active);
  const value = Math.max(0, Math.min(100, Number(percent) || 0));
  codexInstallerProgressBar.style.width = `${value}%`;
}

function setCodexInstallerCancelVisible(visible, disabled = false) {
  if (!codexInstallerCancelRow || !codexInstallerCancelBtn) return;
  codexInstallerCancelRow.classList.toggle("hidden", !visible);
  codexInstallerCancelBtn.disabled = !!disabled;
}

function setCodexInstallerControlsLocked(locked, activeBtn) {
  [codexWinInstallBtn, codexMacInstallBtn, codexWinOpenUrlBtn, codexMacOpenUrlBtn].forEach((btn) => {
    if (btn && btn !== activeBtn) btn.disabled = !!locked;
  });
}

function isCodexInstallerCanceled(e) {
  return /取消下载|已取消/.test(String(e && e.message ? e.message : e));
}

function handleCodexInstallerError(e) {
  if (isCodexInstallerCanceled(e)) {
    setCodexInstallerStatus("下载已取消");
    setCodexInstallerProgress(0, false);
    toast("下载已取消", "ok");
    return;
  }
  const msg = e.message || e;
  setCodexInstallerStatus(`安装失败：${msg}`);
  toast(`安装失败：${msg}`, "err");
}

function codexInstallerProgressText(p) {
  if (!p) return "";
  const label = p.platform === "mac" ? "Mac" : "Windows";
  if (p.phase === "download") {
    const total = p.total ? ` / ${humanSize(p.total)}` : "";
    const got = p.downloaded ? humanSize(p.downloaded) : "0B";
    const percent = p.percent ? ` ${p.percent}%` : "";
    return `${label} 下载中${percent}（${got}${total}）`;
  }
  if (p.message) return p.message;
  const map = {
    checking: "读取安装包校验信息…",
    cached: "已使用本地缓存",
    verify: "校验安装包…",
    downloaded: `${label} 安装包已下载并校验完成`,
    install: p.platform === "mac" ? "正在安装 Mac 版…" : "正在调用 PowerShell 安装…",
    done: p.platform === "mac" ? "Codex Mac 版安装完成" : "Codex Windows 版安装完成",
  };
  return map[p.phase] || "处理中…";
}

function updateCodexInstallerButton(p) {
  const btn = p && p.platform === "mac" ? codexMacInstallBtn : codexWinInstallBtn;
  if (!btn || btn.dataset.busyActive !== "1") return;
  if (p.phase === "download" && p.percent) btn.textContent = `下载 ${p.percent}%`;
  else if (p.phase === "verify") btn.textContent = "校验中…";
  else if (p.phase === "downloaded") btn.textContent = "下载完成";
  else if (p.phase === "install") btn.textContent = p.platform === "mac" ? "安装中…" : "安装中…";
}

if (apic.onCodexInstallerProgress) {
  apic.onCodexInstallerProgress((p) => {
    const text = codexInstallerProgressText(p);
    if (text) setCodexInstallerStatus(text);
    const active = p && !["done", "downloaded", "canceled"].includes(p.phase);
    setCodexInstallerProgress(p && p.percent, active);
    const cancelable = p && ["checking", "download", "verify"].includes(p.phase);
    if (cancelable) {
      codexInstallerActivePlatform = p.platform || codexInstallerActivePlatform;
      setCodexInstallerCancelVisible(true, false);
    } else if (p && p.phase === "canceling") {
      setCodexInstallerCancelVisible(true, true);
    } else if (p && ["install", "done", "downloaded", "canceled"].includes(p.phase)) {
      setCodexInstallerCancelVisible(false);
    }
    updateCodexInstallerButton(p);
  });
}

async function loadCodexInstallerInfo() {
  if (!apic.codexInstallerInfo) return null;
  codexInstallerInfo = await apic.codexInstallerInfo();
  const platformLabel = { win32: "Windows", darwin: "macOS", linux: "Linux" }[codexInstallerInfo.platform] || codexInstallerInfo.platform;
  if (codexInstallerInfo.isWindows) {
    setCodexInstallerStatus("当前是 Windows：可远程下载、校验 SHA256 后安装。");
  } else if (codexInstallerInfo.isMac) {
    setCodexInstallerStatus("当前是 macOS：可远程下载 DMG、校验 SHA256 后安装到 /Applications。");
  } else {
    setCodexInstallerStatus(`当前是 ${platformLabel}，可在软件内下载安装包后发给对应系统用户。`);
  }
  if (!codexInstallerInfo.isWindows && codexWinInstallBtn) {
    if (codexWinInstallBtn) codexWinInstallBtn.textContent = "下载 Windows 包";
  }
  if (!codexInstallerInfo.isMac && codexMacInstallBtn) codexMacInstallBtn.textContent = "下载 Mac 包";
  return codexInstallerInfo;
}

async function downloadCodexInstallerInApp(platform, btn) {
  if (!apic.codexDownloadInstaller) throw new Error("当前版本缺少安装包下载能力，请先更新工具箱。");
  const label = platform === "mac" ? "Mac" : "Windows";
  codexInstallerActivePlatform = platform;
  setCodexInstallerProgress(0, true);
  setCodexInstallerCancelVisible(true, false);
  setCodexInstallerControlsLocked(true, btn);
  busy(btn, true, "准备下载…");
  try {
    const result = await apic.codexDownloadInstaller(platform);
    setCodexInstallerStatus(`${label} 安装包已下载并校验完成：${result.path}`);
    setCodexInstallerProgress(100, true);
    toast(`${label} 安装包下载完成`, "ok");
    return result;
  } finally {
    busy(btn, false);
    setCodexInstallerControlsLocked(false);
    setCodexInstallerCancelVisible(false);
  }
}

if (codexInstallerCancelBtn) {
  codexInstallerCancelBtn.addEventListener("click", async () => {
    try {
      if (!codexInstallerActivePlatform) return;
      codexInstallerCancelBtn.disabled = true;
      setCodexInstallerStatus("正在取消下载…");
      await apic.codexCancelInstallerDownload(codexInstallerActivePlatform);
    } catch (e) {
      toast(`取消失败：${e.message || e}`, "err");
      setCodexInstallerCancelVisible(true, false);
    }
  });
}

if (codexWinOpenUrlBtn) {
  codexWinOpenUrlBtn.addEventListener("click", async () => {
    try {
      const info = codexInstallerInfo || await loadCodexInstallerInfo();
      if (info && info.windowsUrl) {
        await apic.openExternal(info.windowsUrl);
        toast("已打开 Codex Windows 下载地址", "ok");
      }
    } catch (e) {
      toast(`打开失败：${e.message || e}`, "err");
    }
  });
}

if (codexMacOpenUrlBtn) {
  codexMacOpenUrlBtn.addEventListener("click", async () => {
    try {
      const info = codexInstallerInfo || await loadCodexInstallerInfo();
      if (info && info.macUrl) {
        await apic.openExternal(info.macUrl);
        toast("已打开 Codex Mac 下载地址", "ok");
      }
    } catch (e) {
      toast(`打开失败：${e.message || e}`, "err");
    }
  });
}

if (codexWinInstallBtn) {
  codexWinInstallBtn.addEventListener("click", async () => {
    try {
      const info = codexInstallerInfo || await loadCodexInstallerInfo();
      if (!info) throw new Error("安装器信息不可用");
      if (!info.isWindows) {
        await downloadCodexInstallerInApp("windows", codexWinInstallBtn);
        return;
      }
      codexInstallerActivePlatform = "windows";
      setCodexInstallerProgress(0, true);
      setCodexInstallerCancelVisible(true, false);
      setCodexInstallerControlsLocked(true, codexWinInstallBtn);
      busy(codexWinInstallBtn, true, "准备中…");
      await apic.codexInstallWindows();
      setCodexInstallerStatus("Codex Windows 版安装完成");
      setCodexInstallerProgress(100, true);
      toast("Codex Windows 版安装完成", "ok");
    } catch (e) {
      handleCodexInstallerError(e);
    } finally {
      busy(codexWinInstallBtn, false);
      setCodexInstallerControlsLocked(false);
      setCodexInstallerCancelVisible(false);
    }
  });
}

if (codexMacInstallBtn) {
  codexMacInstallBtn.addEventListener("click", async () => {
    try {
      const info = codexInstallerInfo || await loadCodexInstallerInfo();
      if (!info) throw new Error("安装器信息不可用");
      if (!info.isMac) {
        await downloadCodexInstallerInApp("mac", codexMacInstallBtn);
        return;
      }
      codexInstallerActivePlatform = "mac";
      setCodexInstallerProgress(0, true);
      setCodexInstallerCancelVisible(true, false);
      setCodexInstallerControlsLocked(true, codexMacInstallBtn);
      busy(codexMacInstallBtn, true, "准备中…");
      await apic.codexInstallMac();
      setCodexInstallerStatus("Codex Mac 版安装完成");
      setCodexInstallerProgress(100, true);
      toast("Codex Mac 版安装完成", "ok");
    } catch (e) {
      handleCodexInstallerError(e);
    } finally {
      busy(codexMacInstallBtn, false);
      setCodexInstallerControlsLocked(false);
      setCodexInstallerCancelVisible(false);
    }
  });
}

deferUI(() => loadCodexInstallerInfo().catch((e) => {
  setCodexInstallerStatus(`安装器信息读取失败：${e.message || e}`);
}));

$$(".subtab").forEach((st) => {
  st.addEventListener("click", () => {
    $$(".subtab").forEach((s) => s.classList.remove("active"));
    $$(".subpanel").forEach((s) => s.classList.remove("active"));
    st.classList.add("active");
    $(`#sub-${st.dataset.sub}`).classList.add("active");
  });
});

// —— 日志抽屉 ——
$("#log-toggle").addEventListener("click", () => {
  const p = $("#log-panel");
  p.classList.toggle("hidden");
  $("#log-caret").textContent = p.classList.contains("hidden") ? "▲" : "▼";
});
let logBuffer = [];
let logFlushTimer = 0;
let logLines = [];
function flushLogs() {
  logFlushTimer = 0;
  if (!logBuffer.length) return;
  logLines.push(...logBuffer);
  logBuffer = [];
  if (logLines.length > 500) logLines = logLines.slice(-500);
  const out = $("#log-out");
  const panel = $("#log-panel");
  out.textContent = logLines.join("\n") + "\n";
  if (!panel.classList.contains("hidden")) panel.scrollTop = panel.scrollHeight;
}
apic.onLog((msg) => {
  logBuffer.push(String(msg));
  if (!logFlushTimer) logFlushTimer = setTimeout(flushLogs, 120);
});

// ===========================================================================
// 语音输入（CDP 注入 Codex 麦克风按钮）
// ===========================================================================
let voiceLoaded = false;
let voiceControlsWired = false;
let latestVoiceStatus = null;
const PHASE_TEXT = {
  unknown: "未注入",
  checking: "检测中…",
  not_running: "Codex 未运行",
  running_no_port: "需重启注入",
  restarting: "正在重启 ChatGPT…",
  waiting_debug_port: "等待调试端口…",
  unsupported_packaged: "需官网版",
  connecting: "正在连接…",
  injecting: "正在注入…",
  connected: "已注入",
  disconnected: "未注入",
  transcribing: "转写中…",
  recording: "录音中",
  error: "出错",
};
function isVoiceConnected(phase) {
  return phase === "connected" || phase === "transcribing" || phase === "recording";
}
function renderVoiceStatus(s) {
  latestVoiceStatus = s || null;
  const dots = ["#voice-dot", "#codex-link-dot", "#tk-dot"].map((sel) => $(sel)).filter(Boolean);
  const phaseTexts = ["#voice-phase-text", "#codex-link-phase-text"].map((sel) => $(sel)).filter(Boolean);
  const detail = $("#voice-detail");
  const phase = s && s.phase ? s.phase : "unknown";
  dots.forEach((dot) => { dot.dataset.state = phase; });
  const txt = PHASE_TEXT[phase] || phase;
  phaseTexts.forEach((el) => { el.textContent = txt; });
  const tokenPhaseText = $("#tk-phase-text");
  if (tokenPhaseText) tokenPhaseText.textContent = isVoiceConnected(phase) ? "已连接" : txt;
  const connected = isVoiceConnected(phase);
  $$("[data-voice-link-connect]").forEach((btn) => btn.classList.toggle("hidden", connected));
  $$("[data-voice-link-disconnect]").forEach((btn) => btn.classList.toggle("hidden", !connected));
  $$("[data-voice-disable]").forEach((btn) => btn.classList.toggle("hidden", !connected));
  $$("[data-voice-enable]").forEach((btn) => {
    btn.disabled = connected;
    if (!btn.dataset.busyActive) {
      btn.textContent = connected
        ? (btn.dataset.enabledLabel || "已启用")
        : (btn.dataset.enableLabel || "启用");
    }
  });
  let detailText = txt;
  if (s && s.lastError) detailText += "　" + s.lastError;
  if (s && s.launchWarning) detailText += "　" + s.launchWarning;
  if (s && s.portDiagnostic) detailText += "　" + s.portDiagnostic;
  if (s && s.codexPath) detailText += "　路径：" + s.codexPath;
  if (s && s.target && s.target.title) detailText += "　目标：" + s.target.title;
  if (detail) detail.textContent = detailText;
}
async function handleVoiceConnect(triggerBtn) {
  const isEnable = triggerBtn && triggerBtn.hasAttribute("data-voice-enable");
  const cur = await apic.voiceStatus().catch(() => latestVoiceStatus || {});
  // 若 Codex 在跑但没端口，需用户确认重启
  if (cur.phase === "running_no_port") {
    const ok = confirm(
      "需要重启 Codex 以启用注入通道。\n\n语音输入、Token 用量和左侧任务行的彻底删除按钮都依赖此连接。当前 Codex 窗口会关闭一次后重新打开，登录态与历史会话保留。\n是否继续？"
    );
    if (!ok) return;
    busy(triggerBtn, true, "重启中…");
    try {
      const s = await apic.voiceConnect({ forceRestart: true });
      renderVoiceStatus(s);
      if (s.phase === "error") toast(s.lastError || "连接失败", "err");
      else if (s.phase === "unsupported_packaged") toast(s.lastError || "当前 Store/MSIX 版不支持直接注入，请安装官网普通桌面版", "warn");
    } catch (e) {
      toast("连接失败：" + (e && e.message ? e.message : e), "err");
    } finally {
      busy(triggerBtn, false);
      renderVoiceStatus(latestVoiceStatus || {});
    }
    return;
  }
  busy(triggerBtn, true, isEnable ? "启用中…" : "连接中…");
  try {
    const s = await apic.voiceConnect({});
    renderVoiceStatus(s);
    if (s.phase === "running_no_port") {
      toast(isEnable ? "ChatGPT 在运行，需重启以启用调试端口，请再次点击启用" : "ChatGPT 在运行，需重启以启用调试端口，请再次点击连接", "");
    } else if (s.phase === "unsupported_packaged") {
      toast(s.lastError || "当前 Store/MSIX 版不支持直接注入，请安装官网普通桌面版", "warn");
    } else if (s.phase === "error") {
      toast(s.lastError || "连接失败", "err");
    } else if (s.phase === "connected") {
      toast(isEnable ? "语音输入和左侧任务删除按钮已注入" : "已注入 Codex：语音、Token 与左侧任务删除按钮已启用");
    }
  } catch (e) {
    toast("连接失败：" + (e && e.message ? e.message : e), "err");
  } finally {
    busy(triggerBtn, false);
    renderVoiceStatus(latestVoiceStatus || {});
  }
}
async function handleVoiceDisconnect(triggerBtn) {
  busy(triggerBtn, true, "断开中…");
  try {
    const s = await apic.voiceDisconnect();
    renderVoiceStatus(s);
  } finally {
    busy(triggerBtn, false);
    renderVoiceStatus(latestVoiceStatus || {});
  }
}
function wireVoiceControls() {
  if (voiceControlsWired) return;
  voiceControlsWired = true;
  document.addEventListener("click", async (e) => {
    const connectBtn = e.target.closest("[data-voice-link-connect], [data-voice-enable]");
    if (connectBtn) {
      await handleVoiceConnect(connectBtn);
      return;
    }
    const disconnectBtn = e.target.closest("[data-voice-link-disconnect], [data-voice-disable]");
    if (disconnectBtn) await handleVoiceDisconnect(disconnectBtn);
  });
  apic.voiceStatus().then(renderVoiceStatus).catch(() => {});
  apic.onVoiceStatus((s) => renderVoiceStatus(s));
}
async function voiceLoad() {
  if (voiceLoaded) return;
  voiceLoaded = true;
  try {
    const s0 = await apic.voiceStatus();
    renderVoiceStatus(s0);
  } catch {}

  const refreshSttBtn = $("#voice-refresh-stt");

  async function loadSttInfo() {
    try {
      const info = await apic.voiceSttInfo();
      const nameEl = $("#voice-stt-name");
      const modelEl = $("#voice-stt-model");
      if (info && info.ready) {
        if (nameEl) nameEl.textContent = info.groupName || "（未命名）";
        if (modelEl) modelEl.textContent = info.model || "whisper-1";
      } else {
        if (nameEl) nameEl.textContent = "未配置";
        if (modelEl) modelEl.textContent = "—";
      }
    } catch {}
  }
  deferUI(loadSttInfo, 1200);

  if (refreshSttBtn) {
    refreshSttBtn.addEventListener("click", () => loadSttInfo());
  }
  const probeBtn = $("#voice-probe-stt");
  if (probeBtn) {
    probeBtn.addEventListener("click", async () => {
      const out = $("#voice-probe-result");
      if (out) out.textContent = "诊断中…";
      try {
        const arr = await apic.voiceProbeStt();
        const lines = (arr || []).map((x) =>
          (x.supported ? "✅" : "❌") + " " + (x.name || "") + " " + (x.baseUrl || "") + " HTTP " + x.status + (x.note ? "  " + x.note : "")
        );
        if (out) out.innerHTML = "各分组 /v1/audio/transcriptions 支持情况（✅=路径存在,可转写）：\n" + esc(lines.join("\n")).replace(/\n/g, "<br>");
      } catch (e) {
        if (out) out.textContent = "诊断失败：" + (e && e.message ? e.message : e);
      }
    });
  }
}

// ===========================================================================
// ① 插件市场
// ===========================================================================
let skillCat = null;        // 完整 catalog {total, categories, skills}
let storeCat = "__all__";   // 当前分类（__all__ / __hot__ / 中文分类名）
let storeSort = "hot";      // hot / downloads / stars
let storeShown = 0;         // 已渲染数量（分页）
const STORE_PAGE = 60;
const installed = new Set(JSON.parse(localStorage.getItem("installedSkills") || "[]"));
let installedSkills = [];          // 磁盘实况（~/.codex/skills 扫描结果）
let installedDirs = new Set();     // 已安装技能的目录名，用于精确标注“已安装”

// 与主进程 skillInstall 的目录命名保持一致（安装到 ~/.codex/skills/<此名>）。统一小写，避免大小写变体导致"已安装"判断错位。
function safeSkillDir(name) {
  return (String(name || "skill")
    .toLowerCase()
    .replace(/[^\w一-龥.-]+/g, "-").replace(/^-+|-+$/g, "").slice(0, 80)) || "skill";
}
async function loadInstalledSkills(opts = {}) {
  try { installedSkills = await apic.skillInstalled(opts); }
  catch { installedSkills = []; }
  installedDirs = new Set(installedSkills.map((x) => x.dir));
}

// 分类图标（与网页语义对应）
const CAT_ICON = {
  "全部": "🗂️", "热门": "🔥", "API": "🔌", "办公": "📊", "设计": "🎨",
  "效率": "⚡", "内容媒体": "📝", "文档处理": "📄", "开发": "🛠️",
  "教育科研": "🎓", "图表": "📈", "客服": "🎧", "后端": "🗄️",
  "数据分析": "📊", "数据库": "🗃️", "产品管理": "📋", "运维": "⚙️",
  "财务": "💰", "健康": "🩺", "前端": "🖥️", "Git": "🔀", "人力资源": "👥",
  "图片生成": "🖼️", "法律": "⚖️", "市场": "📣", "移动端": "📱", "运营": "🚀",
  "支付": "💳", "项目管理": "🗓️", "React": "⚛️", "房产": "🏠", "销售": "🤝",
  "测试": "🧪", "AI增强": "🤖", "其它": "🧩", "我已安装": "🧰",
};
const AGENT_CLASS = { Claude: "claude", Codex: "codex", OpenClaw: "openclaw" };

function numify(s) {
  if (!s) return 0;
  const n = parseFloat(String(s).replace(/,/g, ""));
  if (isNaN(n)) return 0;
  if (/k/i.test(s)) return n * 1e3;
  if (/m/i.test(s)) return n * 1e6;
  return n;
}

// 某个技能在「我的 gitea 仓库」里的文件页地址
function skillGitUrl(s) {
  // 浏览走 update 域名（管理登录会话在此），clone 用 up 域名（git 直连）
  const base = (skillCat.repo || "")
    .replace(/\.git$/, "")
    .replace("up.tokendun.cc", "update.tokendun.cc"); // https://update.tokendun.cc/mhgmh/skills
  if (!base) return "https://hub.cocoloop.cn/popular";
  if (!s.path) return base; // 无本地路径时退回仓库首页
  // 中文分类目录需 URL 编码，路径分隔符保留
  const enc = s.path.split("/").map(encodeURIComponent).join("/");
  return `${base}/src/branch/main/${enc}`;
}

// 当前筛选后的技能列表
function storeFiltered() {
  const q = $("#market-search").value.trim().toLowerCase();
  let list = skillCat.skills;
  if (storeCat === "__hot__") {
    list = list.filter((s) => numify(s.dl) >= 50000 || numify(s.fav) >= 200000);
  } else if (storeCat !== "__all__") {
    list = list.filter((s) => s.category === storeCat || (s.cnTags || []).includes(storeCat));
  }
  if (q) {
    list = list.filter((s) =>
      (s.name || "").toLowerCase().includes(q) ||
      (s.author || "").toLowerCase().includes(q) ||
      (s.subtitle || "").toLowerCase().includes(q) ||
      (s.brief || "").toLowerCase().includes(q)
    );
  }
  if (storeSort === "downloads") list = [...list].sort((a, b) => numify(b.dl) - numify(a.dl));
  else if (storeSort === "stars") list = [...list].sort((a, b) => numify(b.stars) - numify(a.stars));
  // hot：保持 catalog 原序（已按下载量排）
  return list;
}

function agentBadges(s) {
  const a = (s.agents || []).map(
    (x) => `<span class="agent-badge ${AGENT_CLASS[x] || ""}">${esc(x)}</span>`
  ).join("");
  const mm = s.mm ? '<span class="agent-badge mm">🎨 多模态</span>' : "";
  return `<div class="sk-agents"><span class="lab">适配</span>${a}${mm}</div>`;
}

function skillCardHTML(s) {
  const sec = (s.sec || "").toUpperCase();
  const secBadge = /^[SAB]$/.test(sec) ? `<div class="sk-sec ${sec}" title="安全评级 ${sec}">${sec}</div>` : "";
  const isIn = installedDirs.has(safeSkillDir(s.name)) || installed.has(String(s.id));
  const meta = [
    `<span>⬇ ${esc(s.dl || "0")}</span>`,
    s.stars ? `<span>★ ${esc(s.stars)}</span>` : "",
    s.fav ? `<span>♥ ${esc(s.fav)}</span>` : "",
    s.cred ? `<span class="cred">${esc(s.cred)}</span>` : "",
  ].join("");
  return `
    <div class="skill-card" data-id="${esc(String(s.id))}">
      <div class="sk-top">
        <div class="sk-ico">${esc(s.icon || "🧩")}</div>
        <div class="sk-headings">
          <div class="sk-name">${esc(s.name)}</div>
          <div class="sk-author">by ${esc(s.author || "未知")}</div>
        </div>
        ${secBadge}
      </div>
      <div class="sk-subtitle">${esc(s.subtitle || s.name)}</div>
      <div class="sk-brief">${esc(s.brief || "")}</div>
      ${agentBadges(s)}
      <div class="sk-meta">${meta}</div>
      <div class="sk-foot">
        <button class="btn primary small" data-install="${esc(String(s.id))}">${isIn ? "重新安装" : "安装"}</button>
        <button class="btn ghost small" data-detail="${esc(String(s.id))}">详情</button>
      </div>
    </div>`;
}

function renderStore(reset = true) {
  const grid = $("#market-grid");
  const empty = $("#market-empty");
  const more = $("#store-more");
  if (storeCat === "__installed__") { renderInstalledSkills(); return; }
  const list = storeFiltered();
  if (reset) { storeShown = 0; grid.innerHTML = ""; }
  if (!list.length) {
    grid.innerHTML = "";
    empty.classList.remove("hidden");
    empty.textContent = "没有匹配的技能，换个关键词或分类试试。";
    more.classList.add("hidden");
    return;
  }
  empty.classList.add("hidden");
  const next = list.slice(storeShown, storeShown + STORE_PAGE);
  grid.insertAdjacentHTML("beforeend", next.map(skillCardHTML).join(""));
  storeShown += next.length;
  // 副标题
  $("#store-cat-title").textContent =
    storeCat === "__all__" ? "全部技能" : storeCat === "__hot__" ? "热门技能" : storeCat;
  $("#store-cat-sub").textContent =
    `${list.length} 个技能 · 通用 SKILL.md 标准，适配 Claude · Codex · OpenClaw`;
  // 加载更多
  if (storeShown < list.length) {
    more.classList.remove("hidden");
    more.innerHTML = `已显示 ${storeShown} / ${list.length} · <button class="btn ghost small" id="store-more-btn">加载更多</button>`;
    $("#store-more-btn").addEventListener("click", () => renderStore(false));
  } else {
    more.classList.remove("hidden");
    more.innerHTML = `<span class="muted small">已全部显示 · 共 ${list.length} 个</span>`;
  }
  bindStoreCards();
}

function bindStoreCards() {
  const grid = $("#market-grid");
  grid.querySelectorAll("[data-install]").forEach((btn) => {
    if (btn._bound) return; btn._bound = true;
    btn.addEventListener("click", () => installSkill(btn.dataset.install, btn));
  });
  grid.querySelectorAll("[data-detail]").forEach((btn) => {
    if (btn._bound) return; btn._bound = true;
    btn.addEventListener("click", () => openSkillDetail(btn.dataset.detail));
  });
}

// 「我已安装」视图：以磁盘 ~/.codex/skills 为准，可逐个卸载
function renderInstalledSkills() {
  const grid = $("#market-grid");
  const empty = $("#market-empty");
  const more = $("#store-more");
  more.classList.add("hidden");
  more.innerHTML = "";
  $("#store-cat-title").textContent = "我已安装";
  $("#store-cat-sub").textContent =
    `${installedSkills.length} 个已安装技能 · Codex 侧位于 ~/.codex/skills · 卸载会同时删除工具箱仓库实体`;
  if (!installedSkills.length) {
    grid.innerHTML = "";
    empty.classList.remove("hidden");
    empty.textContent = "还没有安装任何技能。去左侧分类里挑一个安装吧。";
    return;
  }
  empty.classList.add("hidden");
  grid.innerHTML = installedSkills.map((s) => `
    <div class="skill-card installed" data-dir="${esc(s.dir)}">
      <div class="sk-top">
        <div class="sk-ico">🧩</div>
        <div class="sk-headings">
          <div class="sk-name">${esc(s.name || s.dir)}</div>
          <div class="sk-author">已安装${s.symlink ? " · 软链" : ""} · ${humanSize(s.size || 0)}</div>
        </div>
      </div>
      <div class="sk-brief">${esc(s.description || "（该技能未提供描述）")}</div>
      <div class="sk-foot">
        <button class="btn danger small" data-uninstall="${esc(s.dir)}">卸载</button>
        <span class="muted small mono">${esc(s.dir)}</span>
      </div>
    </div>`).join("");
  grid.querySelectorAll("[data-uninstall]").forEach((btn) =>
    btn.addEventListener("click", () => uninstallSkill(btn.dataset.uninstall, btn))
  );
}

async function uninstallSkill(dir, btn) {
  const item = installedSkills.find((x) => x.dir === dir);
  const label = (item && item.name) || dir;
  if (!confirm(`确认卸载技能「${label}」？\n\n将删除 ~/.codex/skills/${dir} 以及对应工具箱仓库实体，此操作不可恢复。`)) return;
  busy(btn, true, "卸载中…");
  try {
    await apic.skillUninstall(dir);
    // 清掉旧的 localStorage 标记（按 id 存的，尽力匹配）
    await loadInstalledSkills({ includeSize: storeCat === "__installed__", includeMeta: true });
    toast(`已卸载 ${label} ✅`, "ok");
    renderInstalledSkills();
    renderStoreNav();
  } catch (e) {
    toast(`卸载失败：${e.message || e}`, "err");
    busy(btn, false);
  }
}

function renderStoreNav() {
  const nav = $("#store-nav");
  $("#store-total").textContent = skillCat.total.toLocaleString();
  const item = (key, name, count) => {
    const active = storeCat === key ? " active" : "";
    const c = count != null ? `<span class="nav-count">${count.toLocaleString()}</span>` : "";
    return `<div class="nav-item${active}" data-cat="${esc(key)}">
      <span class="nav-ico">${CAT_ICON[name] || "•"}</span>
      <span class="nav-name">${esc(name)}</span>${c}</div>`;
  };
  let html = "";
  html += `<div class="store-nav-group">精选</div>`;
  html += item("__all__", "全部", skillCat.total);
  html += item("__hot__", "热门", null);
  html += item("__installed__", "我已安装", installedSkills.length);
  html += `<div class="store-nav-group">全部分类</div>`;
  for (const c of skillCat.categories) html += item(c.name, c.name, c.count);
  nav.innerHTML = html;
  nav.querySelectorAll(".nav-item").forEach((el) =>
    el.addEventListener("click", async () => {
      storeCat = el.dataset.cat;
      nav.querySelectorAll(".nav-item").forEach((x) => x.classList.remove("active"));
      el.classList.add("active");
      $("#market-grid").scrollTop = 0;
      if (storeCat === "__installed__") await loadInstalledSkills({ includeSize: true, includeMeta: true });
      renderStore(true);
    })
  );
}

async function installSkill(id, btn) {
  const s = skillCat.skills.find((x) => String(x.id) === String(id));
  if (!s) return;
  busy(btn, true, "安装中…");
  btn.classList.add("installing");
  try {
    const r = await apic.skillInstall(s);
    installed.add(String(s.id));
    localStorage.setItem("installedSkills", JSON.stringify([...installed]));
    await loadInstalledSkills({ includeSize: storeCat === "__installed__", includeMeta: true });
    renderStoreNav();
    toast(`已安装 ${s.name} ✅（${r.files} 个文件）重启 Codex 生效`, "ok");
    btn.textContent = "已安装 ✓";
    btn.dataset.label = "已安装 ✓";
  } catch (e) {
    toast(`安装失败：${e.message || e}`, "err");
    busy(btn, false);
  } finally {
    btn.classList.remove("installing");
  }
}

function openSkillDetail(id) {
  const s = skillCat.skills.find((x) => String(x.id) === String(id));
  if (!s) return;
  $("#modal-title").textContent = "技能详情";
  const tags = (s.cnTags || []).map((t) => `<span class="sd-tag">${esc(t)}</span>`).join("");
  $("#modal-body").innerHTML = `
    <div class="sd-hero">
      <div class="sk-ico">${esc(s.icon || "🧩")}</div>
      <div>
        <h3>${esc(s.name)}</h3>
        <p class="muted small" style="margin:3px 0 0">by ${esc(s.author || "未知")} · 分类 ${esc(s.category)}</p>
      </div>
    </div>
    <p style="font-weight:600;font-size:14px">${esc(s.subtitle || "")}</p>
    <p>${esc(s.brief || "（暂无简介）")}</p>
    ${tags ? `<div class="sd-tags">${tags}</div>` : ""}
    <div class="sd-stats">
      <span>⬇ 下载 ${esc(s.dl || "0")}</span>
      ${s.stars ? `<span>★ 星标 ${esc(s.stars)}</span>` : ""}
      ${s.fav ? `<span>♥ 收藏 ${esc(s.fav)}</span>` : ""}
      ${s.sec ? `<span>🛡 安全级 ${esc(s.sec)}</span>` : ""}
      ${s.cred ? `<span>可信度 ${esc(s.cred)}</span>` : ""}
    </div>
    <h4>适配 AI 模型 / Agent</h4>
    ${agentBadges(s)}
    <p class="muted small" style="margin-top:8px">${esc(skillCat.model_note || "SKILL.md 标准技能")}${s.mm ? "；本技能涉及图片/视觉，建议搭配多模态强模型。" : "。"}</p>
    <div class="sd-install-row">
      <button class="btn primary" id="sd-install">安装到 ~/.codex/skills</button>
      <button class="btn ghost" id="sd-source">在我的 Git 查看 ↗</button>
    </div>`;
  modalOverlay.classList.remove("hidden");
  $("#sd-install").addEventListener("click", (e) => installSkill(s.id, e.currentTarget));
  $("#sd-source").addEventListener("click", () => apic.openExternal(skillGitUrl(s)));
}

async function loadMarket() {
  const grid = $("#market-grid");
  const empty = $("#market-empty");
  empty.classList.add("hidden");
  grid.innerHTML = '<div class="empty"><div class="spinner"></div>正在加载技能商店…</div>';
  try {
    skillCat = await apic.skillCatalog();
    renderStoreNav();
    renderStore(true);
    deferUI(async () => {
      await loadInstalledSkills({ includeSize: false, includeMeta: false });
      renderStore(true);
    }, 900);
  } catch (e) {
    grid.innerHTML = "";
    empty.classList.remove("hidden");
    empty.textContent = `加载失败：${e.message || e}`;
  }
}

let storeSearchTimer = null;
$("#market-search").addEventListener("input", () => {
  clearTimeout(storeSearchTimer);
  storeSearchTimer = setTimeout(() => renderStore(true), 180);
});
$("#store-sort").querySelectorAll(".seg").forEach((s) => {
  s.addEventListener("click", () => {
    $("#store-sort").querySelectorAll(".seg").forEach((x) => x.classList.remove("active"));
    s.classList.add("active");
    storeSort = s.dataset.sort;
    renderStore(true);
  });
});

// ===========================================================================
// ② 插件市场（tokendun 官方自研插件，数据源自 marketList）
// ===========================================================================
let pluginData = [];
let pluginLoaded = false;

function pluginCardHTML(e) {
  const platLabel = { macos: "仅 macOS", windows: "仅 Windows", linux: "仅 Linux" }[(e.platform || "").toLowerCase()];
  const platBadge = platLabel ? `<span class="pc-badge plat">${platLabel}</span>` : "";
  return `
    <div class="plugin-card">
      <div class="pc-top"><span class="pc-badge plugin">插件</span>${platBadge}<div class="pc-name">${esc(e.displayName || e.name)}</div></div>
      <div class="pc-meta">
        <span>${humanSize(e.size || 0)}</span>
        <span>tokendun 官方</span>
      </div>
      <div class="pc-desc">${esc(e.description) || "（暂无描述）"}</div>
      <div class="pc-foot">
        <span></span>
        <button class="btn primary small" data-install='${esc(JSON.stringify(e))}'>安装</button>
      </div>
    </div>`;
}

function renderPlugins() {
  const q = $("#plugin-search").value.trim().toLowerCase();
  const grid = $("#plugin-grid");
  const empty = $("#plugin-empty");
  const list = pluginData.filter((e) =>
    !q ||
    (e.displayName || "").toLowerCase().includes(q) ||
    (e.name || "").toLowerCase().includes(q) ||
    (e.source || "").toLowerCase().includes(q) ||
    (e.description || "").toLowerCase().includes(q)
  );
  if (!list.length) {
    grid.innerHTML = "";
    empty.classList.remove("hidden");
    empty.innerHTML = pluginData.length
      ? "没有匹配的插件，换个关键词试试。"
      : "插件市场即将上线，敬请期待 —— tokendun 官方自研插件将陆续上架。";
    return;
  }
  empty.classList.add("hidden");
  grid.innerHTML = list.map(pluginCardHTML).join("");
  grid.querySelectorAll("[data-install]").forEach((btn) => btn.addEventListener("click", () => installPlugin(btn)));
  grid.querySelectorAll("[data-open]").forEach((a) =>
    a.addEventListener("click", (e) => { e.preventDefault(); apic.openExternal(a.dataset.open); })
  );
}

async function installPlugin(btn) {
  let entry;
  try { entry = JSON.parse(btn.dataset.install); } catch { return; }
  busy(btn, true, "安装中…");
  btn.classList.add("installing");
  try {
    await apic.pluginInstall(entry);
    toast(`已安装 ${entry.displayName || entry.name} ✅ 重启 codex 生效`, "ok");
    btn.textContent = "已安装 ✓";
    btn.dataset.label = "已安装 ✓";
    loadInstalledPlugins();
  } catch (e) {
    toast(`安装失败：${e.message || e}`, "err");
    busy(btn, false);
  } finally {
    btn.classList.remove("installing");
  }
}

// 已安装插件（以磁盘 ~/.codex/plugins/cache 为准，可卸载）
let installedPlugins = [];
function installedPluginCardHTML(p) {
  const uninstall = p.protected
    ? `<button class="btn small" disabled>系统插件</button>`
    : `<button class="btn danger small" data-uninstall='${esc(JSON.stringify({ rel: p.rel, name: p.name, label: p.displayName || p.name }))}'>卸载</button>`;
  return `
    <div class="plugin-card installed">
      <div class="pc-top"><span class="pc-badge plugin">已安装</span><div class="pc-name">${esc(p.displayName || p.name)}</div></div>
      <div class="pc-meta">
        <span>${humanSize(p.size || 0)}</span>
        <span>来源：${esc(p.source || "—")}</span>
        ${p.symlink ? "<span>软链</span>" : ""}
      </div>
      <div class="pc-desc">${esc(p.description) || "（暂无描述）"}</div>
      <div class="pc-foot">
        <span class="muted small mono">${esc(p.rel)}</span>
        ${uninstall}
      </div>
    </div>`;
}
function renderInstalledPlugins() {
  const grid = $("#plugin-installed-grid");
  const empty = $("#plugin-installed-empty");
  $("#plugin-installed-count").textContent = installedPlugins.length ? `（${installedPlugins.length}）` : "";
  if (!installedPlugins.length) {
    grid.innerHTML = "";
    empty.classList.remove("hidden");
    empty.textContent = "还没有安装任何插件。";
    return;
  }
  empty.classList.add("hidden");
  grid.innerHTML = installedPlugins.map(installedPluginCardHTML).join("");
  grid.querySelectorAll("[data-uninstall]").forEach((btn) =>
    btn.addEventListener("click", () => uninstallPlugin(btn))
  );
}
async function loadInstalledPlugins() {
  try { installedPlugins = await apic.pluginInstalled(); }
  catch { installedPlugins = []; }
  renderInstalledPlugins();
}
async function uninstallPlugin(btn) {
  let info;
  try { info = JSON.parse(btn.dataset.uninstall); } catch { return; }
  if (!confirm(`确认卸载插件「${info.label || info.name}」？\n\n将删除 ~/.codex/${info.rel} 以及对应工具箱仓库实体，此操作不可恢复。`)) return;
  busy(btn, true, "卸载中…");
  try {
    await apic.pluginUninstall(info.rel);
    toast(`已卸载 ${info.name} ✅`, "ok");
    loadInstalledPlugins();
  } catch (e) {
    toast(`卸载失败：${e.message || e}`, "err");
    busy(btn, false);
  }
}

async function loadPlugins() {
  const grid = $("#plugin-grid");
  const empty = $("#plugin-empty");
  empty.classList.add("hidden");
  grid.innerHTML = '<div class="empty"><div class="spinner"></div>正在加载插件…</div>';
  try {
    const cat = await apic.pluginCatalog();
    pluginData = (cat && cat.plugins) || [];
    pluginLoaded = true;
    renderPlugins();
    loadInstalledPlugins();
  } catch (e) {
    pluginData = [];
    pluginLoaded = true;
    grid.innerHTML = "";
    empty.classList.remove("hidden");
    empty.innerHTML = "插件市场即将上线，敬请期待 —— tokendun 官方自研插件将陆续上架。";
    loadInstalledPlugins();
  }
}
$("#plugin-search").addEventListener("input", renderPlugins);
$("#plugin-refresh").addEventListener("click", loadPlugins);
document.querySelector('.tab[data-tab="plugins"]').addEventListener("click", () => {
  if (!pluginLoaded) loadPlugins();
});

// ===========================================================================
// 设置 —— 密钥
// ===========================================================================
async function loadSecrets() {
  try {
    const gh = await apic.getSecret("github");
    if (gh) $("#set-github").value = gh;
    const ak = await apic.getSecret("adminKey");
    if (ak) $("#set-admin").value = ak;
  } catch { /* 忽略 */ }
}
$("#btn-save-admin").addEventListener("click", async (ev) => {
  const btn = ev.currentTarget;
  busy(btn, true, "保存中…");
  try {
    await apic.setSecret("adminKey", $("#set-admin").value.trim());
    toast("管理员密钥已保存 ✅", "ok");
  } catch (e) {
    toast(`保存失败：${e.message || e}`, "err");
  } finally {
    busy(btn, false);
  }
});
$("#btn-save-secret").addEventListener("click", async (ev) => {
  const val = $("#set-github").value.trim();
  const btn = ev.currentTarget;
  busy(btn, true, "保存中…");
  try {
    await apic.setSecret("github", val);
    toast("已保存 ✅", "ok");
  } catch (e) {
    toast(`保存失败：${e.message || e}`, "err");
  } finally {
    busy(btn, false);
  }
});

// ===========================================================================
// 强制清除本机 Codex —— 检测安装位置 + 一键清干净
// ===========================================================================
const KIND_LABEL = {
  data: "数据目录",
  bin: "可执行文件",
  "npm-package": "npm 全局包",
};
function renderPurgeList(items) {
  const box = $("#purge-list");
  const actions = $("#purge-actions");
  if (!items || !items.length) {
    box.innerHTML =
      '<p class="muted small" style="margin:6px 2px">未检测到本机安装的 Codex（可能未安装，或不在常见位置）。</p>';
    actions.style.display = "none";
    return;
  }
  box.innerHTML = items
    .map((it, i) => {
      const tag = KIND_LABEL[it.kind] || it.kind;
      return `<label class="cl-item">
        <input type="checkbox" data-purge="${i}" checked />
        <div style="min-width:0">
          <div class="cl-name">${esc(it.label)}</div>
          <div class="cl-src" style="word-break:break-all">${esc(it.path)}</div>
        </div>
        <span class="cl-size">${esc(tag)}${it.isDir ? " · " + esc(it.sizeText) : ""}</span>
      </label>`;
    })
    .join("");
  box._items = items;
  actions.style.display = "flex";
}
async function purgeScan(btn) {
  busy(btn, true, "检测中…");
  try {
    const items = await apic.codexDetect();
    renderPurgeList(items);
    toast(items.length ? `检测到 ${items.length} 个位置` : "未检测到 Codex", items.length ? "ok" : "");
  } catch (e) {
    toast("检测失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
}
$("#btn-purge-scan").addEventListener("click", (ev) => purgeScan(ev.currentTarget));
$("#btn-purge-do").addEventListener("click", async (ev) => {
  const box = $("#purge-list");
  const items = box._items || [];
  const paths = $$('#purge-list input[data-purge]')
    .filter((el) => el.checked)
    .map((el) => items[+el.dataset.purge]?.path)
    .filter(Boolean);
  if (!paths.length) {
    toast("请先勾选要清除的位置", "err");
    return;
  }
  const btn = ev.currentTarget;
  busy(btn, true, "清除中…");
  try {
    const r = await apic.codexPurge(paths);
    if (r.canceled) {
      toast("已取消", "");
      return;
    }
    const ok = r.results.filter((x) => x.ok).length;
    const fail = r.results.length - ok;
    toast(fail ? `清除完成：成功 ${ok}，失败 ${fail}（详见运行日志）` : `已彻底清除 ${ok} 个位置 ✅ 可重新安装 Codex 了`, fail ? "err" : "ok");
    await purgeScan(btn); // 刷新列表，确认已清空
  } catch (e) {
    toast("清除失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
});

// ===========================================================================
// 会话记录 —— 浏览 / 搜索 / 阅读 / 导出 / 备份 / 导入
// ===========================================================================
let sessData = [];
let sessCurrent = null;
let sessLoaded = false;
let sessAllMode = false;

function renderSessionDataDir(info) {
  if (!info || !info.path) return;
  $("#session-data-dir-path").textContent = info.path;
  $("#session-data-dir-path").title = info.path;
  $("#mem-data-dir-path").textContent = info.path;
  $("#mem-data-dir-path").title = info.path;
  $("#session-data-dir-reset").classList.toggle("hidden", !!info.isDefault);
}

async function loadSessionDataDir() {
  try {
    renderSessionDataDir(await apic.sessionsDataDirInfo());
  } catch {
    $("#session-data-dir-path").textContent = "读取失败";
    $("#mem-data-dir-path").textContent = "读取失败";
  }
}

async function changeSessionDataDir(reset, btn) {
  busy(btn, true, reset ? "恢复中…" : "切换中…");
  try {
    const info = reset ? await apic.sessionsDataDirReset() : await apic.sessionsDataDirSelect();
    if (info.canceled) return;
    renderSessionDataDir(info);
    sessData = [];
    sessCurrent = null;
    sessLoaded = false;
    $("#sess-conv").classList.add("hidden");
    $("#sess-empty").classList.remove("hidden");
    await sessLoad();
    if (memLoaded) await memLoad();
    toast(reset ? "已恢复默认 Codex 会话目录" : "已切换 Codex 会话目录，记忆监视已重启", "ok");
  } catch (e) {
    toast("切换目录失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
}

function sessUpdateScope() {
  const el = $("#sess-scope");
  if (!el) return;
  const archived = sessData.filter((s) => s.archived).length;
  const subagents = sessData.filter((s) => s.threadSource === "subagent").length;
  if (sessAllMode) {
    el.textContent = `全部记录 ${sessData.length} 条（归档 ${archived}，子任务 ${subagents}）`;
  } else {
    el.textContent = `当前会话 ${sessData.length} 条`;
  }
}

function sessRender() {
  const q = $("#sess-search").value.trim().toLowerCase();
  const box = $("#sess-list");
  const list = sessData.filter(
    (s) =>
      !q ||
      (s.title || "").toLowerCase().includes(q) ||
      (s.project || "").toLowerCase().includes(q) ||
      (s.cwd || "").toLowerCase().includes(q)
  );
  if (!list.length) {
    box.innerHTML = `<div class="empty">${sessData.length ? "没有匹配的对话" : "没有找到会话记录"}</div>`;
    sessUpdateScope();
    return;
  }
  box.innerHTML = list
    .map(
      (s) => {
        const tags = [
          s.archived ? '<span class="si-badge">归档</span>' : "",
          s.threadSource === "subagent" ? '<span class="si-badge">子任务</span>' : "",
        ].filter(Boolean).join("");
        return `
    <div class="sess-item" data-idx="${sessData.indexOf(s)}">
      <div class="si-title">${esc(s.title)}</div>
      <div class="si-meta"><span>${esc(s.project || "—")}</span><span>${(s.ts || "").slice(0, 10)}</span>${tags}</div>
    </div>`;
      }
    )
    .join("");
  box.querySelectorAll(".sess-item").forEach((el) =>
    el.addEventListener("click", () => sessOpen(+el.dataset.idx, el))
  );
  sessUpdateScope();
}

async function sessOpen(idx, el) {
  const item = sessData[idx];
  sessCurrent = item;
  $$(".sess-item").forEach((x) => x.classList.remove("active"));
  if (el) el.classList.add("active");
  $("#sess-empty").classList.add("hidden");
  $("#sess-conv").classList.remove("hidden");
  $("#sess-conv-title").textContent = item.title;
  $("#sess-messages").innerHTML = `<div class="empty"><div class="spinner"></div>读取中…</div>`;
  try {
    const conv = await apic.sessionRead(item.path);
    const html = conv.messages
      .map((m) => {
        const who = m.role === "user" ? "👤 用户" : m.role === "assistant" ? "🤖 Codex" : "🔧 工具";
        return `<div class="msg ${m.role}"><span class="who">${who}</span><div class="bubble">${esc(m.text)}</div></div>`;
      })
      .join("");
    $("#sess-messages").innerHTML = html || `<div class="empty">这条对话没有可显示的消息</div>`;
  } catch (e) {
    $("#sess-messages").innerHTML = `<div class="empty">读取失败：${esc(e.message || e)}</div>`;
  }
}

async function sessLoad(opts = {}) {
  if (Object.prototype.hasOwnProperty.call(opts, "all")) sessAllMode = !!opts.all;
  const box = $("#sess-list");
  box.innerHTML = `<div class="empty"><div class="spinner"></div>加载中…</div>`;
  try {
    sessData = await apic.sessionsList(
      sessAllMode
        ? { includeSubagent: true, includeArchived: true }
        : { includeSubagent: false, includeArchived: false }
    );
    sessLoaded = true;
    sessCurrent = null;
    $("#sess-empty").classList.remove("hidden");
    $("#sess-conv").classList.add("hidden");
    sessRender();
    if (opts.toast) toast(`${sessAllMode ? "已获取全部记录" : "已刷新"}：${sessData.length} 条`, "ok");
  } catch (e) {
    box.innerHTML = `<div class="empty">加载失败：${esc(e.message || e)}</div>`;
    sessUpdateScope();
  }
}

$("#sess-delete").addEventListener("click", async (ev) => {
  if (!sessCurrent) return;
  const item = sessCurrent;
  const confirmed = confirm("永久删除这条会话？\\n\\n将同时删除：会话正文、归档副本、Codex 本地索引、工具箱会话记忆。\\n此操作不可恢复，且需要先完全退出 Codex。");
  if (!confirmed) return;
  const btn = ev.currentTarget;
  busy(btn, true, "删除中…");
  try {
    const r = await apic.sessionDeletePermanently(item.path);
    if (!r || !r.ok) throw new Error((r && r.error) || "永久删除失败");
    sessCurrent = null;
    $("#sess-empty").classList.remove("hidden");
    $("#sess-conv").classList.add("hidden");
    await sessLoad();
    if (r.cleanupWarning) toast("会话主体已删除，但工具箱记忆清理失败：" + r.cleanupWarning, "err");
    else toast("会话及本地缓存已永久删除", "ok");
  } catch (e) {
    toast("永久删除失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
});

$("#sess-search").addEventListener("input", sessRender);
$("#sess-refresh").addEventListener("click", sessLoad);
$("#session-data-dir-select").addEventListener("click", (ev) => changeSessionDataDir(false, ev.currentTarget));
$("#session-data-dir-reset").addEventListener("click", (ev) => changeSessionDataDir(true, ev.currentTarget));
$("#sess-fetch-all").addEventListener("click", async (ev) => {
  const btn = ev.currentTarget;
  busy(btn, true, "读取中…");
  try {
    await sessLoad({ all: true, toast: true });
  } finally {
    busy(btn, false);
  }
});
// 会话记录已改为从「插件市场」进入，懒加载由 [data-open-panel] 处理
$("#sess-export").addEventListener("click", async (ev) => {
  if (!sessCurrent) return;
  const btn = ev.currentTarget;
  busy(btn, true, "导出中…");
  try {
    const r = await apic.sessionExport(sessCurrent);
    if (!r.canceled) toast("已导出 ✅", "ok");
  } catch (e) {
    toast(`导出失败：${e.message || e}`, "err");
  } finally {
    busy(btn, false);
  }
});
$("#sess-backup").addEventListener("click", async (ev) => {
  const btn = ev.currentTarget;
  busy(btn, true, "备份中…");
  try {
    const r = await apic.sessionsBackup();
    if (!r.canceled) toast(`已备份 ${r.count} 条会话 ✅`, "ok");
  } catch (e) {
    toast(`备份失败：${e.message || e}`, "err");
  } finally {
    busy(btn, false);
  }
});
$("#sess-import").addEventListener("click", async (ev) => {
  const btn = ev.currentTarget;
  busy(btn, true, "导入中…");
  try {
    const r = await apic.sessionsImport();
    if (!r.canceled) {
      toast(`导入完成：新增 ${r.added}，跳过 ${r.skipped}`, "ok");
      sessLoad();
    }
  } catch (e) {
    toast(`导入失败：${e.message || e}`, "err");
  } finally {
    busy(btn, false);
  }
});
apic.onProviderSyncProgress((p) => {
  const box = $("#sync-progress");
  const fill = $("#sync-progress-fill");
  const label = $("#sync-progress-label");
  box.classList.remove("hidden");
  if (p.phase === "完成") {
    fill.style.width = "100%";
    label.textContent = "完成 ✅";
  } else if (p.total > 0) {
    const pct = Math.round((p.done / p.total) * 100);
    fill.style.width = pct + "%";
    label.textContent = `${p.phase} ${p.done}/${p.total}（${pct}%）`;
  } else {
    fill.style.width = "8%";
    label.textContent = p.phase + "…";
  }
});

$("#sync-btn").addEventListener("click", async (ev) => {
  const st = await apic.providerSyncStatus();
  if (st.running) {
    toast("请先完全退出 Codex（Cmd+Q）再同步", "err");
    return;
  }
  if (!confirm(`将把 sessions 与 archived_sessions 的全部历史对话同步到当前账号（provider：${st.target}），使其在 Codex 侧栏重新显示。\n\n开始前会自动备份，可还原。确认继续？`)) return;
  const btn = ev.currentTarget;
  busy(btn, true, "同步中…");
  $("#sync-progress").classList.remove("hidden");
  $("#sync-progress-fill").style.width = "0%";
  try {
    const r = await apic.providerSync();
    $("#sync-progress-fill").style.width = "100%";
    const dbChanged = (r.ueRows || 0) + (r.provRows || 0) + (r.insertedRows || 0) + (r.projectRows || 0) + (r.projectlessRemoved || 0);
    const catalogN = r.catalogRebuilt || 0;
    const changedMsg = r.changedFiles > 0 || dbChanged > 0 || catalogN > 0
      ? `文件 ${r.changedFiles || 0} 条，数据库/项目索引 ${dbChanged} 项，侧栏目录 ${catalogN} 条`
      : `全部已是最新，无需改动`;
    $("#sync-progress-label").textContent = `完成 ✅ 共 ${r.totalConversations} 条会话，${changedMsg}`;
    const tip = r.changedFiles > 0 || dbChanged > 0 || catalogN > 0
      ? `同步完成 ✅ ${changedMsg}。请完全退出并重新打开 Codex 查看侧栏`
      : `全部 ${r.totalConversations} 条会话之前已同步过，本次无需改动 ✅`;
    toast(tip, "ok");
    setTimeout(() => $("#sync-progress").classList.add("hidden"), 4000);
  } catch (e) {
    $("#sync-progress").classList.add("hidden");
    toast(`同步失败：${e.message || e}`, "err");
  } finally {
    busy(btn, false);
  }
});

// ===========================================================================
// 会话记忆 —— 状态 / 项目开关 / 历史摘要检索
// ===========================================================================
let memStatus = null;
let memLoaded = false;

function memRenderStatus(st) {
  memStatus = st;
  const badge = $("#mem-state");
  badge.textContent = st.enabled ? "已开启" : "已关闭";
  badge.className = "pc-badge " + (st.enabled ? "skill" : "");
  $("#mem-engine").textContent = st.engine + (st.pending ? ` · 待处理 ${st.pending}` : "");
  $("#mem-count").textContent = `记忆库共 ${st.total} 条摘要`;
  const tg = $("#mem-toggle");
  tg.textContent = st.enabled ? "关闭记忆" : "开启记忆";
  tg.className = "btn " + (st.enabled ? "ghost" : "primary");

  // 项目列表（开关 + 打开 HANDOFF）
  const box = $("#mem-projects");
  if (!st.projects.length) {
    box.innerHTML = `<div class="empty">还没有任何项目的会话被摘要。去 Codex 里聊一会儿，静默 ${st.idleMinutes} 分钟后这里就有了。</div>`;
  } else {
    box.innerHTML = st.projects
      .map(
        (p) => `
      <div class="cl-item">
        <input type="checkbox" ${p.enabled ? "checked" : ""} data-mem-proj="${esc(p.cwd)}" title="开/关该项目的 HANDOFF 写入" />
        <div>
          <div class="cl-name">${esc(p.project || "（未知）")}</div>
          <div class="cl-src">${esc(p.cwd)}</div>
        </div>
        <div class="btn-group" style="margin-left:auto">
          <span class="muted small">${p.count} 条 · ${(p.last || "").slice(0, 10)}</span>
          ${p.hasHandoff ? `<button class="btn small ghost" data-mem-open="${esc(p.cwd)}">HANDOFF ↗</button>` : ""}
        </div>
      </div>`
      )
      .join("");
    box.querySelectorAll("[data-mem-proj]").forEach((el) =>
      el.addEventListener("change", async () => {
        try {
          memRenderStatus(await apic.memoryToggleProject(el.dataset.memProj, el.checked));
          toast(el.checked ? "已开启该项目的记忆写入 ✅" : "已关闭该项目的记忆写入", "ok");
        } catch (e) {
          toast("操作失败：" + (e.message || e), "err");
        }
      })
    );
    box.querySelectorAll("[data-mem-open]").forEach((el) =>
      el.addEventListener("click", async () => {
        try {
          await apic.memoryOpenHandoff(el.dataset.memOpen);
        } catch (e) {
          toast(e.message || String(e), "err");
        }
      })
    );
  }

  // 项目筛选下拉（保留当前选中）
  const sel = $("#mem-project-filter");
  const cur = sel.value;
  sel.innerHTML =
    '<option value="">全部项目</option>' +
    st.projects.map((p) => `<option value="${esc(p.cwd)}">${esc(p.project || p.cwd)}</option>`).join("");
  sel.value = cur;
}

async function memRenderList() {
  const box = $("#mem-list");
  const empty = $("#mem-empty");
  empty.classList.add("hidden");
  try {
    const rows = await apic.memoryList({
      project: $("#mem-project-filter").value,
      q: $("#mem-search").value.trim(),
      limit: 100,
    });
    if (!rows.length) {
      box.innerHTML = "";
      empty.classList.remove("hidden");
      empty.textContent = "没有匹配的摘要。";
      return;
    }
    box.innerHTML = rows
      .map((r) => {
        const when = (r.ts || "").slice(0, 16).replace("T", " ");
        const dec = r.decisions.length
          ? `<div class="mem-line"><b>决策</b>${r.decisions.map((d) => esc(d)).join(" · ")}</div>`
          : "";
        const next = r.next_steps.length
          ? `<div class="mem-line"><b>下一步</b>${r.next_steps.map((d) => esc(d)).join(" · ")}</div>`
          : "";
        const files = r.files.length ? `<div class="mem-line"><b>文件</b>${esc(r.files.join("、"))}</div>` : "";
        return `
      <div class="mem-item">
        <div class="mem-top">
          <span class="mem-topic">${esc(r.topic)}</span>
          <span class="pc-badge">${esc(r.project || "—")}</span>
          <span class="muted small">${when}</span>
          <span class="muted small">${r.engine === "local" ? "本地提取" : "LLM"}</span>
          <div class="mem-actions">
            <button class="btn small ghost" data-mem-redo="${esc(r.rollout_path)}">重新摘要</button>
            <button class="btn small ghost" data-mem-del="${esc(r.id)}">删除</button>
          </div>
        </div>
        <div class="mem-sum">${esc(r.summary)}</div>
        ${dec}${next}${files}
      </div>`;
      })
      .join("");
    box.querySelectorAll("[data-mem-redo]").forEach((el) =>
      el.addEventListener("click", async (ev) => {
        const btn = ev.currentTarget;
        busy(btn, true, "摘要中…");
        try {
          await apic.memoryResummarize(el.dataset.memRedo);
          toast("已重新摘要 ✅", "ok");
        } catch (e) {
          toast("摘要失败：" + (e.message || e), "err");
        } finally {
          busy(btn, false);
        }
      })
    );
    box.querySelectorAll("[data-mem-del]").forEach((el) =>
      el.addEventListener("click", async () => {
        if (!confirm("删除这条摘要？（不影响原始会话记录）")) return;
        try {
          await apic.memoryDelete(el.dataset.memDel);
        } catch (e) {
          toast("删除失败：" + (e.message || e), "err");
        }
      })
    );
  } catch (e) {
    box.innerHTML = "";
    empty.classList.remove("hidden");
    empty.textContent = "加载失败：" + (e.message || e);
  }
}

async function memLoad() {
  memLoaded = true;
  try {
    await loadSessionDataDir();
    memRenderStatus(await apic.memoryStatus());
    await memRenderList();
  } catch (e) {
    toast("会话记忆读取失败：" + (e.message || e), "err");
  }
}

// 会话记忆已改为从「插件市场」进入，懒加载由 [data-open-panel] 处理
$("#mem-refresh").addEventListener("click", memLoad);
$("#mem-search").addEventListener("input", memRenderList);
$("#mem-project-filter").addEventListener("change", memRenderList);
$("#mem-toggle").addEventListener("click", async (ev) => {
  const btn = ev.currentTarget;
  busy(btn, true, "处理中…");
  try {
    memRenderStatus(await apic.memorySetEnabled(!(memStatus && memStatus.enabled)));
  } catch (e) {
    toast("操作失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
});
apic.onMemoryChanged(() => {
  if (memLoaded) memLoad();
});

// ===========================================================================
// 说明弹窗 —— 使用说明 / 版权声明
// ===========================================================================
const MODAL_CONTENT = {
  usage: {
    title: "📖 使用说明",
    html: `
      <h4>插件是「命令包」，不是单个命令</h4>
      <p>一个插件（如 <strong>creative-production</strong>）里通常包含多个技能命令。安装后不是输入插件名，而是输入里面的具体命令，比如 <code>/explore</code>、<code>/ads-explorer</code>。</p>

      <h4>三步开始使用</h4>
      <div class="step"><span class="n">1</span><span>在「插件市场」搜索并点 <strong>安装</strong>，或在「备份与还原 → 从 GitHub 拉取还原」里拉取仓库后还原到本机。</span></div>
      <div class="step"><span class="n">2</span><span><strong>重启 Codex</strong>，让新装的插件生效。</span></div>
      <div class="step"><span class="n">3</span><span>在 Codex 输入框打 <code>/</code>，再输入命令关键词（如 <code>ads</code>、<code>scan</code>）即可定位并运行对应功能。</span></div>

      <h4>备份 / 分享给他人</h4>
      <ul>
        <li>「从本机导出 / 上传」可把你本机的插件打包推送到 GitHub 仓库（<strong>凭证文件已自动排除</strong>）。</li>
        <li>把生成的仓库链接发给对方，对方在本 app 用「从 GitHub 拉取还原」即可一键装好。</li>
      </ul>

      <h4>每个插件具体能干嘛？</h4>
      <p>点插件卡片可查看它的功能说明；各插件仓库首页的 README 里也有完整的命令清单与示例。</p>
    `,
  },
  notice: {
    title: "📄 版权声明 / NOTICE",
    html: `
      <h4>内容归属</h4>
      <p>本市场收录并可分发的插件为 <strong>各自作者（含 OpenAI Codex 官方插件）</strong> 的作品，其源代码及相关知识产权归 <strong>原始著作权人</strong> 所有。本工具仅提供备份、分享与在已获授权环境中的还原，<strong>不修改插件源代码</strong>。</p>

      <h4>使用范围</h4>
      <ul>
        <li>请在<strong>已获得相应使用授权</strong>的前提下备份与还原插件。</li>
        <li>使用时请遵守 OpenAI 服务条款及各插件的原始许可条款。</li>
        <li>如不确定是否有权使用某插件，请以其官方渠道说明为准。</li>
      </ul>

      <h4>凭证安全</h4>
      <p>导出 / 上传时，<strong>凭证文件（auth.json、config.toml、history 等）已自动排除</strong>；GitHub Token 仅经系统安全存储（safeStorage）加密后保存在本机。</p>

      <h4>免责声明</h4>
      <p>本工具及其分发的备份按「<strong>现状（AS IS）</strong>」提供，不附带任何明示或默示担保。作者不对因使用而产生的任何后果负责。本声明不构成对第三方代码的任何再授权。</p>
    `,
  },
};

const modalOverlay = $("#modal-overlay");
function openModal(key) {
  const c = MODAL_CONTENT[key];
  if (!c) return;
  $("#modal-title").textContent = c.title;
  $("#modal-body").innerHTML = c.html;
  const m = modalOverlay.querySelector(".modal");
  if (m) m.classList.remove("cv-media-modal");
  modalOverlay.classList.remove("hidden");
}
function closeModal() {
  modalOverlay.classList.add("hidden");
  const m = modalOverlay.querySelector(".modal");
  if (m && m.classList.contains("cv-media-modal")) $("#modal-body").innerHTML = "";
  if (m) m.classList.remove("cv-media-modal");
}

$("#open-usage").addEventListener("click", () => openModal("usage"));
$("#open-notice").addEventListener("click", () => openModal("notice"));
$("#modal-close").addEventListener("click", closeModal);
modalOverlay.addEventListener("click", (e) => { if (e.target === modalOverlay) closeModal(); });
document.addEventListener("keydown", (e) => {
  if (e.key === "Escape" && !modalOverlay.classList.contains("hidden")) closeModal();
});

// ===========================================================================
// 路由中转
// ===========================================================================
let routerState = null;
let grpEditing = null;
let grp1mMarks = new Set(); // 当前编辑分组里被标记为「1M 长上下文」的模型名

// 渲染 1M 勾选清单：把拉取到的模型（并入已保存标记）逐个列出，勾选态来自 grp1mMarks
function grpRender1mList(models) {
  const all = Array.from(new Set([...(models || []), ...grp1mMarks]));
  const box = $("#grp-1m-list");
  if (!all.length) { $("#grp-1m-field").style.display = "none"; box.innerHTML = ""; return; }
  $("#grp-1m-field").style.display = "";
  box.innerHTML = all
    .map((m) => `<label class="grp-1m-item"><input type="checkbox" value="${esc(m)}"${grp1mMarks.has(m) ? " checked" : ""} /><span>${esc(m)}</span></label>`)
    .join("");
  // 勾选变化实时同步进 grp1mMarks
  box.querySelectorAll('input[type="checkbox"]').forEach((cb) => {
    cb.addEventListener("change", () => {
      if (cb.checked) grp1mMarks.add(cb.value);
      else grp1mMarks.delete(cb.value);
    });
  });
}


function renderRouter(st) {
  routerState = st;
  $("#router-addr").textContent = st.address;
  const badge = $("#router-state");
  badge.textContent = st.running ? "运行中" : "未启动";
  badge.className = "pc-badge " + (st.running ? "skill" : "");
  $("#router-toggle").textContent = st.running ? "停止" : "启动";
  $("#router-key").value = st.routerKey;
  if (document.activeElement !== $("#router-port")) $("#router-port").value = st.port;
  const claudeBtn = $("#router-apply-claude");
  if (claudeBtn) {
    claudeBtn.textContent = st.claudeApplied ? "取消接入 Claude Code" : "接入 Claude Code";
    claudeBtn.classList.toggle("ghost", !!st.claudeApplied);
  }

  const box = $("#router-groups");
  if (!st.groups.length) {
    box.innerHTML = `<div class="empty">还没有分组，点右上「+ 新增分组」添加一个中转 API</div>`;
    return;
  }
  // 按协议族分两栏：Codex/GPT（OpenAI 协议）与 Claude Code（Anthropic 协议）各一个单选，
  // 两栏互不影响 —— 可同时激活一个 GPT 分组 + 一个 Claude 分组一起用。
  const isClaude = (g) => g.mode === "claude";
  const oai = st.groups.filter((g) => !isClaude(g));
  const claude = st.groups.filter((g) => isClaude(g));
  const itemHtml = (g, radioName, activeId) => {
    // chat 模式（国产：DeepSeek/GLM/Kimi/通义）需协议转换，无法直连 Codex，必须开本地路由才能用
    const needsRouter = !g.isDefault && g.mode === "chat";
    const toolOnly = !g.isDefault && (g.codexImage || g.codexVideo || g.stt);
    const badges =
      (!toolOnly && g.id === activeId ? '<span class="pc-badge skill">当前</span>' : "") +
      (g.isDefault ? ' <span class="pc-badge">默认·不可删</span>' : "") +
      (needsRouter ? ' <span class="pc-badge warn">需路由</span>' : "") +
      (toolOnly ? ' <span class="pc-badge plugin">插件专用</span>' : "");
    const actions = g.isDefault
      ? '<span class="muted small">切回这里 = 直连你的账号</span><button class="btn small ghost" data-default-config="1">编辑</button>'
      : `<button class="btn small ghost" data-edit="${g.id}">编辑</button><button class="btn small ghost" data-del="${g.id}">删除</button>`;
    // chat 分组被选中但路由没在跑 → 醒目提示去启动
    const routerHint = needsRouter && g.id === activeId && !st.running
      ? '<div class="cl-warn">⚠️ 该分组需协议转换，请先在上方「启动」本地路由，否则 Codex 无法使用</div>'
      : "";
    return `
    <div class="cl-item${toolOnly ? " is-disabled" : ""}">
      <input type="radio" name="${radioName}" ${!toolOnly && g.id === activeId ? "checked" : ""} ${toolOnly ? "disabled" : ""} data-active="${g.id}" />
      <div>
        <div class="cl-name">${esc(g.name)} ${badges}${g.codexImage ? ' <span class="agent-badge mm">🎨 生图</span>' : ""}${g.codexVideo ? ' <span class="agent-badge mm">🎬 视频</span>' : ""}${g.stt ? ' <span class="agent-badge mm">🎤 语音' + (g.sttModel ? " " + esc(g.sttModel) : "") + '</span>' : ""}${g.multimodal ? ' <span class="agent-badge mm">多模态</span>' : ""}</div>
        <div class="cl-src">${esc(g.baseUrl)}${g.model ? " · 模型 " + esc(g.model) : ""}${needsRouter ? " · 🔄转换" : ""}${g.hasKey ? "" : " · ⚠️无密钥"}</div>
        ${toolOnly ? '<div class="cl-tool-hint">画布/插件按需调用，不作为 Codex/GPT 默认对话分组</div>' : ""}
        ${routerHint}
      </div>
      <div class="btn-group" style="margin-left:auto">${actions}</div>
    </div>`;
  };
  const colHtml = (title, hint, list, radioName, activeId) => `
    <div class="router-col">
      <div class="router-col-head"><b>${title}</b><span class="muted small">${hint}</span></div>
      ${list.length ? list.map((g) => itemHtml(g, radioName, activeId)).join("") : '<div class="empty small">该类型下暂无分组</div>'}
    </div>`;
  box.innerHTML =
    colHtml("Codex / GPT", "OpenAI 协议 · Responses / Chat", oai, "active-grp-oai", st.activeId) +
    colHtml("Claude Code", "Anthropic 协议 · /v1/messages", claude, "active-grp-claude", st.activeClaudeId);
  box.querySelectorAll("[data-active]").forEach((el) =>
    el.addEventListener("change", async () => {
      if (el.disabled) return;
      const r = await apic.routerSetActive(el.dataset.active);
      if (r && r._activeSkipped) {
        renderRouter(r);
        toast(r._activeReason || "该分组不能作为默认对话分组", "warn");
        return;
      }
      const g = (r.groups || []).find((x) => x.id === el.dataset.active);
      renderRouter(r);
      if (g && g.mode === "claude") {
        if (r._claudeSkipped) toast("已选 Claude 分组，但未写入：" + (r._claudeReason || "缺地址或密钥"), "warn");
        else if (r._mode === "direct") toast("已切 Claude Code 分组 ✅ 新开 claude 会话生效", "ok");
        else toast("已秒切 Claude Code 分组 ✅ 无需重启", "ok");
      } else if (r._needsRestart) {
        toast("已切换，重启 Codex 后生效（配置有变）", "ok");
      } else if (r._needsCodexRefresh) {
        toast("已秒切分组 ✅ 下一次 Codex 请求即用新模型；顶部模型选择器将在 Codex 下次启动时刷新", "ok");
      } else if (r._mode === "direct") toast("已切回默认（直连你的账号）✅", "ok");
      else toast("已秒切分组 ✅ 无需重启 Codex", "ok");
    })
  );
  box.querySelectorAll("[data-edit]").forEach((el) =>
    el.addEventListener("click", () => openGrpModal(st.groups.find((g) => g.id === el.dataset.edit)))
  );
  box.querySelectorAll("[data-default-config]").forEach((el) =>
    el.addEventListener("click", openDefaultConfigModal)
  );
  box.querySelectorAll("[data-del]").forEach((el) =>
    el.addEventListener("click", async () => {
      if (confirm("删除这个分组？")) renderRouter(await apic.routerDeleteGroup(el.dataset.del));
    })
  );
}

async function loadRouter() {
  try {
    renderRouter(await apic.routerStatus());
  } catch (e) {
    toast("路由状态读取失败：" + (e.message || e), "err");
  }
}

function openGrpModal(g) {
  grpEditing = g || null;
  $("#grp-modal-title").textContent = g ? "编辑分组" : "新增分组";
  $("#grp-name").value = g ? g.name : "";
  $("#grp-mode").value = g && g.mode ? g.mode : "responses";
  $("#grp-url").value = g ? g.baseUrl : "";
  $("#grp-key").value = ""; // 密钥不回显，留空则不改
  $("#grp-key").placeholder = g && g.hasKey ? "（已保存，留空则不修改）" : "sk-…";
  $("#grp-model").value = g ? g.model || "" : "";
  $("#grp-codex-image").checked = !!(g && g.codexImage);
  $("#grp-codex-video").checked = !!(g && g.codexVideo);
  $("#grp-stt").checked = !!(g && g.stt);
  $("#grp-multimodal").checked = !!(g && g.multimodal);
  $("#grp-stt-model").value = g && g.sttModel ? g.sttModel : "whisper-1";
  grpUpdateSttModelField();
  $("#grp-ctx").value = g && g.contextWindow ? g.contextWindow : "";
  const sel = $("#grp-model-list");
  sel.classList.add("hidden");
  sel.innerHTML = '<option value="">— 从下拉选择模型 —</option>';
  $("#grp-model-hint").textContent = "";
  // 1M 标记：载入该分组已保存的名单；有则先渲染出来（未拉取模型也能看到已勾选的），否则隐藏
  grp1mMarks = new Set((g && Array.isArray(g.oneMillionModels)) ? g.oneMillionModels : []);
  if (grp1mMarks.size) grpRender1mList([...grp1mMarks]);
  else { $("#grp-1m-field").style.display = "none"; $("#grp-1m-list").innerHTML = ""; }
  grpUpdateMultimodalField();
  grpUpdateClaudeDesk();
  $("#grp-modal").classList.remove("hidden");
}
function closeGrpModal() {
  $("#grp-modal").classList.add("hidden");
}

function grpUpdateSttModelField() {
  const field = $("#grp-stt-model-field");
  if (!field) return;
  field.classList.toggle("hidden", !$("#grp-stt").checked);
}

function grpUpdateMultimodalField() {
  const toggle = $("#grp-multimodal");
  if (!toggle) return;
  const enabled = $("#grp-mode").value === "chat";
  if (!enabled) toggle.checked = false;
  toggle.disabled = !enabled;
}

function fmtTime(ts) {
  if (!ts) return "无快照时间";
  try { return new Date(ts).toLocaleString(); } catch { return String(ts); }
}
function authLine(a) {
  if (!a) return "凭证：未知";
  const parts = [a.loginMode || "凭证：未知"];
  if (a.hasOpenAIKey) parts.push("API Key " + (a.keyPreview || "已保存"));
  if (a.hasTokens) parts.push("OAuth tokens 已保存");
  return parts.join(" · ");
}
async function openDefaultConfigModal() {
  const modal = $("#default-config-modal");
  const summary = $("#default-config-summary");
  const current = $("#default-config-current");
  const snapshot = $("#default-config-snapshot");
  modal.classList.remove("hidden");
  summary.innerHTML = '<div><b>读取中</b>正在读取 ~/.codex/config.toml...</div>';
  current.value = "";
  snapshot.value = "";
  try {
    const info = await apic.routerDefaultConfig();
    if (!info || !info.ok) throw new Error((info && info.error) || "读取失败");
    const cur = info.current || {};
    const snap = info.snapshot || {};
    summary.innerHTML = [
      `<div><b>当前配置</b>Provider：${esc(cur.modelProvider || "Codex 原生登录态")}<br>Model：${esc(cur.model || "未设置")}<br>状态：${cur.managed ? "当前被中转/路由接管" : "官方直连"}<br>${esc(authLine(cur.auth))}</div>`,
      `<div><b>默认快照</b>Provider：${esc(snap.modelProvider || "Codex 原生登录态")}<br>Model：${esc(snap.model || "未设置")}<br>状态：${snap.managed ? "异常：仍含接管配置" : "干净官方配置"}<br>修复时间：${esc(fmtTime(snap.repairedAt || snap.savedAt))}</div>`,
      `<div><b>config.toml</b>${esc(info.configPath || "~/.codex/config.toml")}</div>`,
      `<div><b>auth.json</b>${esc(authLine(snap.auth))}<br>${esc(info.authPath || "~/.codex/auth.json")}</div>`,
    ].join("");
    current.value = info.currentConfigToml || "（未读取到当前 config.toml）";
    snapshot.value = info.snapshotConfigToml || "（没有默认快照内容：可能是旧版本创建的默认项，或首次记录时 config.toml 为空）";
  } catch (e) {
    summary.innerHTML = `<div><b>读取失败</b>${esc(e.message || e)}</div>`;
  }
}
function closeDefaultConfigModal() {
  $("#default-config-modal").classList.add("hidden");
}

// 刷新「接入 Claude 桌面 App」区：按分组协议启用/禁用 + 显示接入/备份状态
async function grpUpdateClaudeDesk() {
  const block = $("#grp-claudedesk");
  if (!block) return;
  const isClaude = $("#grp-mode").value === "claude";
  block.classList.toggle("hidden", !isClaude);
  const hint = $("#grp-cd-hint");
  const applyBtn = $("#grp-cd-apply");
  const exportBtn = $("#grp-cd-export");
  const copyBtn = $("#grp-cd-copy");
  // 未保存的新分组不能接入（需要 groupId）
  const canApply = isClaude && !!grpEditing;
  [applyBtn, exportBtn, copyBtn].forEach((b) => { if (b) b.disabled = !canApply; });
  if (!isClaude) {
    hint.textContent = "⚠ Claude 桌面 App 只接受 Anthropic 协议分组——请把上面「接口类型」改成 Claude Code 再接入。";
  } else if (!grpEditing) {
    hint.textContent = "先保存这个分组，再回来一键接入 Claude 桌面 App。";
  } else {
    hint.textContent = "把该分组一键写入 Claude 桌面 App，重启 App 即用你的中转。接入前会自动备份官方配置。";
  }
  // 状态行
  const statusEl = $("#grp-cd-status");
  try {
    if (!apic.claudedeskStatus) { statusEl.textContent = ""; return; }
    const s = await apic.claudedeskStatus();
    if (!s || !s.supported) { statusEl.textContent = "当前系统暂不支持（仅 macOS / Windows）。"; return; }
    const parts = [];
    parts.push(s.currentApplied ? "🟢 Claude 桌面当前：已接入第三方中转" : "⚪ Claude 桌面当前：官方登录");
    if (s.hasBackup) parts.push("已备份官方配置，可一键还原");
    statusEl.textContent = parts.join("　·　");
  } catch { statusEl.textContent = ""; }
}

document.querySelectorAll("[data-ctx]").forEach((b) =>
  b.addEventListener("click", () => {
    $("#grp-ctx").value = b.dataset.ctx;
  })
);
$("#grp-add").addEventListener("click", () => openGrpModal(null));
$("#grp-modal-close").addEventListener("click", closeGrpModal);
$("#default-config-close").addEventListener("click", closeDefaultConfigModal);
$("#default-config-refresh").addEventListener("click", openDefaultConfigModal);
$("#default-config-copy").addEventListener("click", () => {
  const text = $("#default-config-current").value;
  if (text) navigator.clipboard.writeText(text).then(() => toast("已复制当前 config.toml", "ok"));
});

// 接口类型改变时，实时刷新「接入 Claude 桌面」区的可用性
$("#grp-mode").addEventListener("change", () => {
  grpUpdateMultimodalField();
  grpUpdateClaudeDesk();
});
$("#grp-stt").addEventListener("change", grpUpdateSttModelField);

// —— 接入 Claude 桌面 App 按钮 ——
$("#grp-cd-apply").addEventListener("click", async (ev) => {
  if (!grpEditing) { toast("请先保存分组", "warn"); return; }
  const btn = ev.currentTarget;
  busy(btn, true, "接入中…");
  try {
    const r = await apic.claudedeskApply(grpEditing.id);
    if (!r || !r.ok) throw new Error((r && r.error) || "接入失败");
    toast("已接入 Claude 桌面 App ✅ 重启 App 生效" + (r.has1m ? "（已带 1M 头）" : "") + "。官方配置已备份，可一键还原。", "ok");
    grpUpdateClaudeDesk();
  } catch (e) {
    toast("接入失败：" + (e.message || e), "err");
  } finally { busy(btn, false); }
});
$("#grp-cd-export").addEventListener("click", async () => {
  if (!grpEditing) { toast("请先保存分组", "warn"); return; }
  try {
    const r = await apic.claudedeskExport(grpEditing.id, "json");
    if (r && r.ok) toast("已导出到 " + r.path, "ok");
    else if (r && r.canceled) { /* 取消，静默 */ }
    else throw new Error((r && r.error) || "导出失败");
  } catch (e) { toast("导出失败：" + (e.message || e), "err"); }
});
$("#grp-cd-copy").addEventListener("click", async () => {
  if (!grpEditing) { toast("请先保存分组", "warn"); return; }
  try {
    const r = await apic.claudedeskSnippet(grpEditing.id);
    if (r && r.ok) toast("配置已复制到剪贴板", "ok");
    else throw new Error((r && r.error) || "复制失败");
  } catch (e) { toast("复制失败：" + (e.message || e), "err"); }
});
$("#grp-cd-restore").addEventListener("click", async (ev) => {
  const btn = ev.currentTarget;
  busy(btn, true, "还原中…");
  try {
    const r = await apic.claudedeskRestore();
    if (!r || !r.ok) throw new Error((r && r.error) || "还原失败");
    toast(r.message || "已还原官方配置，请重启 Claude 桌面 App", "ok");
    grpUpdateClaudeDesk();
  } catch (e) {
    toast("还原失败：" + (e.message || e), "err");
  } finally { busy(btn, false); }
});

$("#grp-modal").addEventListener("click", (e) => {
  if (e.target === $("#grp-modal")) closeGrpModal();
});
$("#default-config-modal").addEventListener("click", (e) => {
  if (e.target === $("#default-config-modal")) closeDefaultConfigModal();
});
$("#grp-save").addEventListener("click", async () => {
  const name = $("#grp-name").value.trim();
  const baseUrl = $("#grp-url").value.trim();
  if (!name || !baseUrl) {
    toast("名称和 API 地址必填", "err");
    return;
  }
  const group = {
    name,
    baseUrl,
    model: $("#grp-model").value.trim(),
    mode: $("#grp-mode").value,
    contextWindow: $("#grp-ctx").value.trim(),
    codexImage: $("#grp-codex-image").checked,
    codexVideo: $("#grp-codex-video").checked,
    stt: $("#grp-stt").checked,
    sttModel: $("#grp-stt").checked ? ($("#grp-stt-model").value.trim() || "whisper-1") : "",
    multimodal: $("#grp-mode").value === "chat" && $("#grp-multimodal").checked,
    oneMillionModels: [...grp1mMarks],
  };
  if (grpEditing) group.id = grpEditing.id;
  const key = $("#grp-key").value;
  if (key) group.key = key;
  else if (grpEditing) group.key = undefined; // 留空且是编辑 → 保留原密钥（主进程 merge 时不覆盖）
  // 编辑留空时不传 key 字段，避免覆盖
  if (grpEditing && !key) delete group.key;
  try {
    const st = await apic.routerUpsertGroup(group);
    renderRouter(st);
    closeGrpModal();
    // 组合提示：Codex 直连结果 + Claude Code 接入结果
    let codexMsg = "";
    if (st._directApplied) codexMsg = "已写入 Codex 配置（重启 Codex 即用）";
    else if (st._directError) codexMsg = "写入 Codex 失败：" + st._directError;
    else if (st._directSkipped) codexMsg = st._directReason || "未写入 Codex（需启用路由/补全密钥）";
    let claudeMsg = "";
    if (st._claudeApplied) claudeMsg = "已接入 Claude Code";
    else if (st._claudeError) claudeMsg = "接入 Claude Code 失败：" + st._claudeError;
    else if (st._claudeSkipped) claudeMsg = "Claude Code 未接入：" + (st._claudeReason || "缺地址或密钥");
    else if (st._claudeRestored) claudeMsg = "已取消 Claude Code 接入";
    const parts = [codexMsg, claudeMsg].filter(Boolean);
    const hasErr = st._directError || st._claudeError;
    const hasWarn = st._directSkipped || st._claudeSkipped;
    if (parts.length) {
      toast("已保存分组 ✅ " + parts.join("；"), hasErr ? "err" : hasWarn ? "warn" : "ok");
    } else {
      toast("已保存分组 ✅", "ok");
    }
  } catch (e) {
    toast("保存失败：" + (e.message || e), "err");
  }
});

$("#grp-fetch-models").addEventListener("click", async (ev) => {
  const btn = ev.currentTarget;
  const baseUrl = $("#grp-url").value.trim();
  const key = $("#grp-key").value; // 留空且是编辑 → 用已保存的密钥（传 groupId）
  const hint = $("#grp-model-hint");
  if (!baseUrl) {
    hint.textContent = "请先填 API 地址";
    return;
  }
  busy(btn, true, "获取中…");
  hint.textContent = "";
  try {
    const models = await apic.routerFetchModels(baseUrl, key, grpEditing ? grpEditing.id : null);
    const sel = $("#grp-model-list");
    sel.innerHTML =
      '<option value="">— 从下拉选择模型 —</option>' +
      models.map((m) => `<option value="${esc(m)}">${esc(m)}</option>`).join("");
    // 若当前已有模型值，选中它
    if ($("#grp-model").value) sel.value = $("#grp-model").value;
    sel.classList.remove("hidden");
    grpRender1mList(models); // 渲染 1M 勾选清单（合并已保存标记）
    hint.textContent = `共 ${models.length} 个模型，选一个或保持手填`;
  } catch (e) {
    hint.textContent = "获取失败：" + (e.message || e) + "（可手动填模型）";
  } finally {
    busy(btn, false);
  }
});
$("#grp-model-list").addEventListener("change", (e) => {
  if (e.target.value) $("#grp-model").value = e.target.value;
});

$("#router-toggle").addEventListener("click", async (ev) => {
  const btn = ev.currentTarget;
  busy(btn, true, "处理中…");
  try {
    if (routerState.running) {
      const r = await apic.routerStop();
      renderRouter(r.status || r);
      if (r.releaseError) toast("本地路由已停止，但清理 Codex 接管配置失败：" + r.releaseError, "err");
      else if (r.released && r.keptUserProvider) toast("本地路由已停止，已清理本工具配置并保留你手写的 provider", "ok");
      else if (r.released) toast("本地路由已停止，已清理本工具配置", "ok");
      else if (r.skippedRelease) toast("本地路由已停止，当前 Codex 配置未由本地路由接管", "warn");
    } else {
      renderRouter(await apic.routerStart());
    }
  } catch (e) {
    toast("操作失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
});
$("#router-refresh-codex").addEventListener("click", async (ev) => {
  if (!confirm("将重启 Codex 以同步顶部模型选择器。\n\n登录态与历史会话保留，未保存的输入内容请先自行确认。是否继续？")) return;
  const btn = ev.currentTarget;
  busy(btn, true, "刷新中…");
  try {
    const s = await apic.voiceRestartCodex();
    renderVoiceStatus(s);
    if (s && s.ok && s.phase === "connected") toast("Codex 已重启，顶部模型选择器已刷新", "ok");
    else toast((s && (s.error || s.lastError)) || "Codex 刷新失败", "warn");
  } catch (e) {
    toast("Codex 刷新失败：" + (e && e.message ? e.message : e), "err");
  } finally {
    busy(btn, false);
    renderVoiceStatus(latestVoiceStatus || {});
  }
});

$("#router-save-port").addEventListener("click", async () => {
  try {
    renderRouter(await apic.routerSetPort($("#router-port").value));
    toast("端口已更新", "ok");
  } catch (e) {
    toast("改端口失败：" + (e.message || e), "err");
  }
});
$("#router-apply").addEventListener("click", async (ev) => {
  if (!confirm("【高级】启用本地路由：将把 Codex 的 config.toml 改为指向本地路由并启动路由进程（会自动备份）。\n\n普通使用无需此项——保存分组时已把中转配置直接写进 Codex，重启即用。\n仅当你需要「切分组免重启」或使用 Chat 协议转换分组（如 DeepSeek/GLM/Kimi）时才需要启用路由。\n\n注意：启用后账号切换请统一在本软件切，不要再用 cc-switch，以免冲突。\n\n确认启用？")) return;
  const btn = ev.currentTarget;
  busy(btn, true, "配置中…");
  try {
    const r = await apic.routerApplyCodex();
    renderRouter(r.status);
    toast("已启用本地路由 ✅ 重启 Codex 后即可通过路由，之后切分组无需重启", "ok");
  } catch (e) {
    toast("配置失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
});
$("#router-apply-claude").addEventListener("click", async (ev) => {
  const applied = routerState && routerState.claudeApplied;
  if (applied) {
    if (!confirm("取消接入：将从 ~/.claude/settings.json 移除 ANTHROPIC_BASE_URL / ANTHROPIC_AUTH_TOKEN（还原成你原来的值）。\n\n确认？")) return;
    const btn = ev.currentTarget;
    busy(btn, true, "还原中…");
    try {
      const r = await apic.routerRestoreClaude();
      renderRouter(r.status);
      toast("已取消接入 Claude Code ✅", "ok");
    } catch (e) {
      toast("还原失败：" + (e.message || e), "err");
    } finally {
      busy(btn, false);
    }
    return;
  }
  const hasAnthropicGroup = routerState && routerState.groups.some((g) => !g.isDefault && g.hasKey);
  if (!hasAnthropicGroup && !confirm("还没有可用的中转分组。先去下面新增一个 Anthropic 格式的中转（base_url 填站点根、模式选 Responses 直连、填密钥），再回来接入。\n\n仍要继续？")) return;
  if (!confirm("将修改 ~/.claude/settings.json，把 ANTHROPIC_BASE_URL 指向本地路由（会自动备份）。\n须搭配 Anthropic 格式的中转分组使用。\n\n确认？")) return;
  const btn = ev.currentTarget;
  busy(btn, true, "接入中…");
  try {
    const r = await apic.routerApplyClaude();
    renderRouter(r.status);
    toast("已接入 Claude Code ✅ 新开 claude 会话即走本地路由，之后切分组无需重启", "ok");
  } catch (e) {
    toast("接入失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
});
document.querySelector('.tab[data-tab="router"]').addEventListener("click", loadRouter);
apic.onRouterChanged((st) => renderRouter(st));

// ===========================================================================
// 在线更新
// ===========================================================================
async function loadVersion() {
  try {
    $("#app-version").textContent = "v" + (await apic.appVersion());
  } catch {}
}
// 显示"发现新版本 + 前往下载"链接（Mac 半自动更新）
const RELEASE_FALLBACK = "https://update.tokendun.cc/mhgmh/codex-market-app/releases";
const updateModal = $("#update-modal");
let updateMandatory = false;

// 更新弹窗：显示版本 + 更新内容。kind="hot" 走应用内热更（下载小包→重启）；kind="full" 打开下载页。
function showUpdateModal({ version, notes, mandatory, url, kind }) {
  const link = url || RELEASE_FALLBACK;
  const isHot = kind === "hot";
  updateMandatory = !!mandatory;
  $("#update-title").textContent = mandatory
    ? "重要更新（必须升级）"
    : (isHot ? "有可在线更新的新版本" : "发现新版本");
  $("#update-ver").textContent =
    `新版本 v${version}　·　当前 v${($("#app-version").textContent || "").replace(/^v/, "") || "?"}` +
    (isHot ? "　·　在线更新（几 MB，无需重装）" : "");
  const badge = $("#update-badge");
  badge.textContent = mandatory ? "强制更新" : (isHot ? "在线更新" : "推荐更新");
  badge.className = "update-badge " + (mandatory ? "force" : "normal");
  $("#update-notes").textContent = notes || "";

  const foot = $("#update-foot");
  function renderButtons(goLabel) {
    foot.innerHTML =
      (mandatory
        ? `<button class="btn danger" id="upd-quit">退出软件</button>`
        : `<button class="btn ghost" id="upd-later">稍后再说</button>`) +
      `<button class="btn primary" id="upd-go">${goLabel}</button>`;
    if (mandatory) $("#upd-quit").addEventListener("click", () => apic.quitApp());
    else $("#upd-later").addEventListener("click", closeUpdateModal);
    $("#upd-go").addEventListener("click", onGo);
  }
  async function onGo(ev) {
    if (!isHot) { apic.openExternal(link); return; }
    // 热更：下载 → 校验 → 应用 → 重启
    const go = ev ? ev.currentTarget : $("#upd-go");
    go.disabled = true;
    const later = $("#upd-later"); if (later) later.disabled = true;
    const stop = apic.onHotProgress((p) => { go.textContent = `下载中 ${p}%`; });
    try {
      await apic.hotApply();
      stop && stop();
      updateMandatory = true; // 应用后锁定，引导重启
      $("#update-notes").textContent = "更新已下载并校验完成 ✅ 重启后生效。";
      foot.innerHTML = `<button class="btn primary" id="upd-restart">立即重启</button>`;
      $("#upd-restart").addEventListener("click", () => apic.hotRestart());
    } catch (e) {
      stop && stop();
      go.disabled = false;
      const later2 = $("#upd-later"); if (later2) later2.disabled = false;
      toast(`更新失败：${e.message || e}`, "err");
      go.textContent = "重试";
    }
  }
  renderButtons("立即更新");
  updateModal.classList.remove("hidden");
}
function closeUpdateModal() {
  if (updateMandatory) return; // 强制更新不允许关闭
  updateModal.classList.add("hidden");
}
// 一般更新：点背景关闭；强制更新：点背景无效
updateModal.addEventListener("click", (e) => {
  if (e.target === updateModal) closeUpdateModal();
});
document.addEventListener("keydown", (e) => {
  if (e.key === "Escape" && !updateModal.classList.contains("hidden")) closeUpdateModal();
});

$("#btn-check-update").addEventListener("click", async (ev) => {
  const btn = ev.currentTarget;
  const info = $("#update-info");
  busy(btn, true, "检查中…");
  info.textContent = "";
  try {
    // 先查热更（gitea，国内可达）
    const h = await apic.hotCheck();
    if (h && h.canHot) {
      info.textContent = `发现可在线更新 v${h.contentVersion}`;
      showUpdateModal({ version: h.contentVersion, notes: h.notes, mandatory: h.mandatory, kind: "hot" });
      return;
    }
    // 否则查完整安装包
    const r = await apic.checkUpdate();
    if (r.dev) info.textContent = "（开发版不检查更新）";
    else if (r.network) {
      info.innerHTML = `⚠️ ${esc(r.error)} <a class="link" id="dl-manual">前往下载页 ↗</a>`;
      const a = $("#dl-manual");
      if (a) a.addEventListener("click", () => apic.openExternal(r.url || RELEASE_FALLBACK));
    }
    else if (r.error) info.textContent = "检查失败：" + r.error;
    else if (r.hasNew) {
      info.textContent = `发现新版本 v${r.version}`;
      showUpdateModal({ version: r.version, notes: r.notes, mandatory: r.mandatory, url: r.url, kind: "full" });
    }
    else info.textContent = "已是最新版本 ✅";
  } catch (e) {
    info.textContent = "检查失败：" + (e.message || e);
  } finally {
    busy(btn, false);
  }
});
apic.onUpdateStatus((s) => {
  const info = $("#update-info");
  if (s.state === "hot-available") {
    info.textContent = `发现可在线更新 v${s.version}`;
    showUpdateModal({ version: s.version, notes: s.notes, mandatory: s.mandatory, kind: "hot" });
  }
  else if (s.state === "available-manual") {
    info.textContent = `发现新版本 v${s.version}`;
    showUpdateModal({ version: s.version, notes: s.notes, mandatory: s.mandatory, url: s.url, kind: "full" });
  }
  else if (s.state === "available") info.textContent = `发现新版本 ${s.version}，下载中…`;
  else if (s.state === "downloading") info.textContent = `下载新版本 ${s.percent}%…`;
  else if (s.state === "downloaded") info.textContent = `新版本 ${s.version} 已就绪，退出软件即自动更新`;
  else if (s.state === "none") info.textContent = "已是最新版本 ✅";
  else if (s.state === "error") info.textContent = "更新检查失败：" + (s.message || "");
});

// ============================================================
// 创意画布（Drawflow 节点画布）
// 懒初始化：首次进入 canvas 标签才 new Drawflow + start()，避免容器无尺寸时初始化。
// 只经 apic.canvasStatus() / apic.canvasRun(kind, params) 与主进程通信（见 CANVAS_SPEC.md）。
// ============================================================
const CANVAS = {
  editor: null, // Drawflow 实例（首次进入才创建）
  inited: false, // 是否已初始化
  status: null, // 最近一次 canvasStatus 结果
  outputs: {}, // 各节点产物缓存：{ [nodeId]: { text?, image? } }
  addCount: 0, // 添加计数，用于错位摆放避免节点重叠
  groups: [], // 中转分组列表 [{id,name,model,host}]
  activeGroupId: "", // 当前激活分组 id（新节点默认选中）
  runSeq: 0, // 运行序号，配合 nodeId 组成唯一 runId
  runMap: {}, // runId → nodeId 映射（流式渐进预览用）
  refImages: {}, // 图片节点参考图缓存：{ [nodeId]: dataURL }（图生图，运行时传图床换外链）
  videoMaterials: {}, // 视频节点素材缓存：{ [nodeId]: { first?, last?, refs:[] } }（dataURL，运行时传图床）
  quickAddPos: null, // 双击空白处弹出菜单时记录的画布坐标
  progressBound: false, // onCanvasProgress 是否已订阅（幂等）
  portResizeObserver: null, // 预览框尺寸变化时同步端口位置
  openConfigEl: null, // 当前展开参数配置的紧凑节点
  openPopEl: null, // 当前展开的 details 参数弹层
  portRefreshRAF: 0, // 全量端口刷新 rAF 合并锁
  portRefreshNodeRAFs: {}, // 单节点端口刷新 rAF 合并锁
  portResizeQueue: new Set(), // ResizeObserver 收集后统一刷新
  portResizeRAF: 0,
  portResizeTimer: 0,
  dragStart: null, // 节点拖动阈值判断，避免拖动结束误触发配置展开
  dragSuppressClick: false,
  dragEndTimer: 0,
  workspaceId: "",
  workspaceName: "未命名画布",
  workspaceReady: false,
  workspaceRestoring: false,
  workspaceSaveTimer: 0,
  workspaceSaving: false,
  workspaceResave: false,
  workspaceSavePromise: null,
  workspaceLoading: false,
  workspaceList: [],
  workspaceRenamingId: "",
  outputRefs: {}, // { [nodeId]: { kind, assetId, sourceUrl?, meta? } }，本地媒体引用
  materialRefs: {}, // 上传的参考图 / 首尾帧 / 多参考素材引用
  mediaCacheQueue: Promise.resolve(), // 多参考图批量上传时串行修改同一项目存档
};

function cvQueueMediaCache(payload) {
  const run = () => apic.canvasMediaCache(payload);
  CANVAS.mediaCacheQueue = CANVAS.mediaCacheQueue.then(run, run);
  return CANVAS.mediaCacheQueue;
}

function cvWorkspaceTitle() {
  const el = document.getElementById("cv-projects-btn");
  if (el) el.textContent = CANVAS.workspaceName || "未命名画布";
}

function cvControlKey(el, index) {
  const classes = Array.from(el.classList || []).filter((name) => name.startsWith("cv-")).sort().join(".");
  return `${el.tagName}:${classes}:${el.dataset.slot || ""}:${index}`;
}

function cvCaptureNodeState() {
  const out = {};
  document.querySelectorAll("#drawflow .drawflow-node").forEach((nodeEl) => {
    const id = nodeEl.id.replace("node-", "");
    if (!id) return;
    const fields = {};
    Array.from(nodeEl.querySelectorAll("input, textarea, select")).forEach((el, index) => {
      if (el.type === "file") return;
      fields[cvControlKey(el, index)] = el.value;
    });
    out[id] = { fields };
  });
  return out;
}

function cvApplyNodeState(nodeEl, state) {
  if (!nodeEl || !state || !state.fields) return;
  Array.from(nodeEl.querySelectorAll("input, textarea, select")).forEach((el, index) => {
    if (el.type === "file") return;
    const value = state.fields[cvControlKey(el, index)];
    if (value === undefined) return;
    if (el.tagName === "SELECT" && value && !Array.from(el.options).some((option) => option.value === value)) {
      const option = document.createElement("option");
      option.value = value;
      option.textContent = value + "（上次使用）";
      el.appendChild(option);
    }
    el.value = value;
  });
  cvSyncVideoMode(nodeEl);
  cvUpdateParamSummary(nodeEl);
}

function cvWorkspaceSnapshot() {
  const ed = CANVAS.editor;
  if (!ed || !CANVAS.workspaceId) return null;
  let drawflow;
  try { drawflow = ed.export(); } catch { return null; }
  return {
    id: CANVAS.workspaceId,
    name: CANVAS.workspaceName,
    canvas: {
      drawflow,
      module: ed.module || "Home",
      zoom: ed.zoom || 1,
      canvasX: ed.canvas_x || 0,
      canvasY: ed.canvas_y || 0,
      addCount: CANVAS.addCount || 0,
    },
    nodeState: cvCaptureNodeState(),
    outputs: CANVAS.outputRefs,
    materials: CANVAS.materialRefs,
  };
}

function cvScheduleAutosave() {
  if (!CANVAS.workspaceReady || CANVAS.workspaceRestoring || !CANVAS.workspaceId) return;
  clearTimeout(CANVAS.workspaceSaveTimer);
  CANVAS.workspaceSaveTimer = setTimeout(() => cvSaveWorkspace(), 700);
}

async function cvSaveWorkspace() {
  clearTimeout(CANVAS.workspaceSaveTimer);
  CANVAS.workspaceSaveTimer = 0;
  if (!apic.canvasWorkspaceSave) return;
  if (CANVAS.workspaceSaving) {
    CANVAS.workspaceResave = true;
    return CANVAS.workspaceSavePromise;
  }
  CANVAS.workspaceSaving = true;
  CANVAS.workspaceSavePromise = (async () => {
    try {
      do {
        CANVAS.workspaceResave = false;
        await CANVAS.mediaCacheQueue;
        const snapshot = cvWorkspaceSnapshot();
        if (!snapshot) return;
        const r = await apic.canvasWorkspaceSave(snapshot);
        if (!r || !r.ok) throw new Error((r && r.error) || "本地画布保存失败");
        CANVAS.workspaceName = r.workspace.name || CANVAS.workspaceName;
        cvWorkspaceTitle();
      } while (CANVAS.workspaceResave);
    } catch (e) {
      console.warn("canvas autosave failed", e);
    } finally {
      CANVAS.workspaceSaving = false;
      CANVAS.workspaceSavePromise = null;
    }
  })();
  return CANVAS.workspaceSavePromise;
}

function cvWorkspaceNameForNow() {
  const d = new Date();
  const pad = (n) => String(n).padStart(2, "0");
  return `画布 ${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())} ${pad(d.getHours())}:${pad(d.getMinutes())}`;
}

async function cvRestoreOutputs() {
  const entries = Object.entries(CANVAS.outputRefs || {});
  await Promise.all(entries.map(async ([nodeId, ref]) => {
    if (!ref || !ref.assetId || !apic.canvasMediaRead) return;
    try {
      const r = await apic.canvasMediaRead({ workspaceId: CANVAS.workspaceId, assetId: ref.assetId });
      if (!r || !r.ok || !r.dataUrl) return;
      const nodeEl = document.getElementById(`node-${nodeId}`);
      if (!nodeEl) return;
      const host = cvResultHost(nodeEl, ref.kind);
      cvRenderResult(ref.kind, host, { dataUrl: r.dataUrl, url: ref.sourceUrl || "", meta: ref.meta || {} });
      if (ref.kind === "image") CANVAS.outputs[nodeId] = { image: r.dataUrl };
    } catch (e) {
      console.warn("canvas media restore failed", e);
    }
  }));
}

async function cvReadAsset(assetId) {
  if (!assetId || !apic.canvasMediaRead) return "";
  const r = await apic.canvasMediaRead({ workspaceId: CANVAS.workspaceId, assetId });
  return r && r.ok ? r.dataUrl || "" : "";
}

async function cvRestoreMaterials() {
  const entries = Object.entries(CANVAS.materialRefs || {});
  await Promise.all(entries.map(async ([nodeId, refs]) => {
    const nodeEl = document.getElementById(`node-${nodeId}`);
    if (!nodeEl || !refs) return;
    try {
      if (refs.image && refs.image.assetId) {
        const dataUrl = await cvReadAsset(refs.image.assetId);
        if (dataUrl) {
          CANVAS.refImages[nodeId] = dataUrl;
          const thumb = nodeEl.querySelector(".cv-refimg-thumb");
          if (thumb) { thumb.src = dataUrl; thumb.classList.remove("hidden"); }
          nodeEl.querySelector(".cv-refimg-clear")?.classList.remove("hidden");
          const frame = nodeEl.querySelector(".cv-image-frame .cv-video-frame-inner");
          if (frame && !CANVAS.outputRefs[nodeId]) frame.innerHTML = cvPreviewChrome("image", dataUrl, "", '<div class="cv-meta">参考图 · 本地缓存</div>');
        }
      }
      const mats = (CANVAS.videoMaterials[nodeId] = { refs: [] });
      for (const slot of ["first", "last"]) {
        if (!refs[slot] || !refs[slot].assetId) continue;
        const dataUrl = await cvReadAsset(refs[slot].assetId);
        if (!dataUrl) continue;
        mats[slot] = dataUrl;
        const thumb = nodeEl.querySelector(`.cv-vmat-thumb[data-slot="${slot}"]`);
        if (thumb) { thumb.src = dataUrl; thumb.classList.remove("hidden"); }
        nodeEl.querySelector(`.cv-vmat-clear[data-slot="${slot}"]`)?.classList.remove("hidden");
      }
      if (Array.isArray(refs.refs)) {
        const list = await Promise.all(refs.refs.map((item) => cvReadAsset(item.assetId)));
        mats.refs = list.filter(Boolean);
        const box = nodeEl.querySelector(".cv-vmat-refs-thumbs");
        if (box) {
          box.innerHTML = mats.refs.map((src) => `<img src="${src}" alt="参考图" style="max-width:40px;max-height:40px;border-radius:4px;object-fit:cover;margin:2px">`).join("");
        }
        if (mats.refs.length) nodeEl.querySelector('.cv-vmat-clear[data-slot="refs"]')?.classList.remove("hidden");
      }
    } catch (e) {
      console.warn("canvas material restore failed", e);
    }
  }));
}

async function cvApplyWorkspace(workspace) {
  const ed = CANVAS.editor;
  if (!ed || !workspace) return;
  CANVAS.workspaceRestoring = true;
  try {
    CANVAS.workspaceId = workspace.id;
    CANVAS.workspaceName = workspace.name || "未命名画布";
    CANVAS.outputs = {};
    CANVAS.outputRefs = workspace.outputs && typeof workspace.outputs === "object" ? workspace.outputs : {};
    CANVAS.materialRefs = workspace.materials && typeof workspace.materials === "object" ? workspace.materials : {};
    CANVAS.refImages = {};
    CANVAS.videoMaterials = {};
    const canvas = workspace.canvas || {};
    const drawflow = canvas.drawflow && canvas.drawflow.drawflow ? canvas.drawflow : { drawflow: { Home: { data: {} } } };
    // 存档只继承拓扑/位置/数据；节点 HTML 使用当前版本模板，避免热更新后旧画布卡在旧 UI。
    Object.values(drawflow.drawflow || {}).forEach((moduleData) => {
      Object.values((moduleData && moduleData.data) || {}).forEach((node) => {
        if (node && CV_NODES[node.name]) {
          node.html = cvNodeHTML(node.name);
          node.class = `cv-df-${node.name}`;
        }
      });
    });
    ed.import(drawflow);
    ed.module = canvas.module && drawflow.drawflow[canvas.module] ? canvas.module : "Home";
    CANVAS.addCount = Number(canvas.addCount) || 0;
    ed.zoom = Number(canvas.zoom) || 1;
    ed.canvas_x = Number(canvas.canvasX) || 0;
    ed.canvas_y = Number(canvas.canvasY) || 0;
    ed.zoom_last_value = ed.zoom;
    ed.precanvas.style.transform = `translate(${ed.canvas_x}px, ${ed.canvas_y}px) scale(${ed.zoom})`;
    Object.keys(cvAllNodes()).forEach((id) => {
      cvSetupNode(id);
      cvApplyNodeState(document.getElementById(`node-${id}`), (workspace.nodeState || {})[id]);
    });
    cvWorkspaceTitle();
    cvSyncZoomControls(true);
    cvUpdateEmptyHint();
    cvRefreshAllNodePorts();
    await cvRestoreMaterials();
    await cvRestoreOutputs();
  } finally {
    CANVAS.workspaceRestoring = false;
    CANVAS.workspaceReady = true;
  }
}

async function cvCreateWorkspace() {
  if (!apic.canvasWorkspaceCreate) throw new Error("画布本地存储能力未就绪，请先热更新");
  await cvSaveWorkspace();
  const r = await apic.canvasWorkspaceCreate(cvWorkspaceNameForNow());
  if (!r || !r.ok) throw new Error((r && r.error) || "新建画布失败");
  await cvApplyWorkspace(r.workspace);
  cvCloseWorkspacePicker();
  toast("已新建画布，编辑内容会自动保存到本机", "ok");
}

function cvWorkspaceTime(value) {
  const date = new Date(value || 0);
  return Number.isNaN(date.getTime()) ? "刚刚保存" : date.toLocaleString();
}

function cvRenderWorkspaceList() {
  const list = document.getElementById("cv-project-list");
  if (!list) return;
  const items = CANVAS.workspaceList || [];
  if (!items.length) {
    list.innerHTML = '<div class="cv-project-empty">还没有画布记录，新建一个开始创作。</div>';
    return;
  }
  document.getElementById("cv-project-close")?.classList.toggle("hidden", !CANVAS.workspaceReady);
  list.innerHTML = items.map((item) => {
    const renaming = item.id === CANVAS.workspaceRenamingId;
    return `
    <div class="cv-project-item ${item.id === CANVAS.workspaceId ? "active" : ""}">
      <div class="cv-project-info">${renaming
        ? `<input class="cv-project-title-input" type="text" maxlength="60" value="${esc(item.name || "未命名画布")}" data-cv-rename-input="${esc(item.id)}" aria-label="画布名称" />`
        : `<div class="cv-project-title">${esc(item.name || "未命名画布")}</div>`}
      <div class="cv-project-meta">${esc(cvWorkspaceTime(item.updatedAt))} · ${Number(item.nodeCount) || 0} 个节点 · ${Number(item.mediaCount) || 0} 个本地素材</div></div>
      <div class="cv-project-item-actions">
        ${renaming
          ? `<button class="cv-project-icon ok" type="button" data-cv-rename-save="${esc(item.id)}" title="保存名称" aria-label="保存名称">✓</button>
             <button class="cv-project-icon" type="button" data-cv-rename-cancel title="取消改名" aria-label="取消改名">×</button>`
          : `<button class="cv-project-icon" type="button" data-cv-rename-start="${esc(item.id)}" title="修改画布名称" aria-label="修改画布名称">✎</button>
             <button class="btn small ghost cv-project-open" type="button" data-cv-workspace-id="${esc(item.id)}">${item.id === CANVAS.workspaceId ? "当前画布" : "继续"}</button>`}
      </div>
    </div>`;
  }).join("");
  const input = list.querySelector("[data-cv-rename-input]");
  if (input) { input.focus(); input.select(); }
}

async function cvRenameWorkspace(id) {
  const input = document.querySelector(`[data-cv-rename-input="${id}"]`);
  const name = input ? input.value.trim() : "";
  if (!name) {
    toast("画布名称不能为空", "err");
    input?.focus();
    return;
  }
  const r = await apic.canvasWorkspaceRename(id, name);
  if (!r || !r.ok) throw new Error((r && r.error) || "画布改名失败");
  const item = CANVAS.workspaceList.find((entry) => entry.id === id);
  if (item) Object.assign(item, r.workspace);
  if (CANVAS.workspaceId === id) {
    CANVAS.workspaceName = r.workspace.name;
    cvWorkspaceTitle();
  }
  CANVAS.workspaceRenamingId = "";
  cvRenderWorkspaceList();
  toast("画布名称已修改", "ok");
}

async function cvOpenWorkspacePicker() {
  const picker = document.getElementById("cv-project-picker");
  if (!picker) return;
  try {
    const r = await apic.canvasWorkspaces();
    CANVAS.workspaceList = r && r.ok && Array.isArray(r.workspaces) ? r.workspaces : [];
  } catch (e) {
    CANVAS.workspaceList = [];
  }
  cvRenderWorkspaceList();
  picker.classList.remove("hidden");
}

function cvCloseWorkspacePicker() {
  if (!CANVAS.workspaceReady) return;
  document.getElementById("cv-project-picker")?.classList.add("hidden");
}

async function cvLoadWorkspace(id) {
  if (!id || id === CANVAS.workspaceId) return cvCloseWorkspacePicker();
  await cvSaveWorkspace();
  const r = await apic.canvasWorkspaceLoad(id);
  if (!r || !r.ok) throw new Error((r && r.error) || "读取画布记录失败");
  await cvApplyWorkspace(r.workspace);
  cvCloseWorkspacePicker();
  toast("已恢复画布记录和本地生成素材", "ok");
}

async function cvCacheOutput(nodeId, kind, result, context) {
  const workspaceId = (context && context.workspaceId) || CANVAS.workspaceId;
  if (!workspaceId || !result || !result.dataUrl || !apic.canvasMediaCache) return;
  const r = await cvQueueMediaCache({
    workspaceId, nodeId, kind, dataUrl: result.dataUrl, role: "output",
    sourceUrl: result.url || "", meta: result.meta || {},
    workspaceState: CANVAS.workspaceId === workspaceId ? cvWorkspaceSnapshot() : null,
  });
  if (!r || !r.ok) throw new Error((r && r.error) || "生成结果本地缓存失败");
  if (CANVAS.workspaceId !== workspaceId) return;
  const previous = CANVAS.outputRefs[nodeId];
  const history = previous && Array.isArray(previous.history) ? previous.history.slice() : [];
  if (previous && previous.assetId && previous.assetId !== r.assetId) {
    history.push({ ...previous, history: undefined });
  }
  CANVAS.outputRefs[nodeId] = {
    kind, assetId: r.assetId, sourceUrl: result.url || "", meta: result.meta || {},
    cachedAt: new Date().toISOString(), history,
  };
  await cvSaveWorkspace();
}

async function cvCacheMaterial(nodeId, slot, dataUrl, context) {
  const workspaceId = (context && context.workspaceId) || CANVAS.workspaceId;
  if (!workspaceId || !dataUrl || !apic.canvasMediaCache) return;
  try {
    const r = await cvQueueMediaCache({
      workspaceId, nodeId, kind: "image", dataUrl, role: "material", slot,
      workspaceState: (context && context.workspaceState) || cvWorkspaceSnapshot(),
    });
    if (!r || !r.ok) throw new Error((r && r.error) || "素材缓存失败");
    if (CANVAS.workspaceId !== workspaceId) return;
    const refs = (CANVAS.materialRefs[nodeId] = CANVAS.materialRefs[nodeId] || { refs: [] });
    const value = { assetId: r.assetId };
    if (slot === "refs") refs.refs = (refs.refs || []).concat(value);
    else refs[slot] = value;
    cvScheduleAutosave();
  } catch (e) {
    toast("参考素材本地缓存失败：" + (e.message || e), "err");
  }
}

// 4 类节点的元信息：标题 / 图标 / 输入端口数 / 输出端口数 / 角标
const CV_NODES = {
  text: { title: "文本 / 提示词", icon: "📝", inputs: 0, outputs: 1, tag: "" },
  image: { title: "文生图", icon: "🖼️", inputs: 1, outputs: 1, tag: "" },
  video: { title: "Seedance 视频", icon: "🎬", inputs: 1, outputs: 0, tag: "V1/V2" },
  grokVideo: { title: "Grok 视频", icon: "🎞️", inputs: 1, outputs: 0, tag: "Grok" },
  tts: { title: "TTS 配音", icon: "🔊", inputs: 1, outputs: 0, tag: "" },
};

function cvCompactVideoBody(kind) {
  const isGrok = kind === "grokVideo";
  const title = isGrok ? "Grok 视频" : "视频";
  const modelHint = isGrok ? "Grok 模型" : "Seedance / V2 模型";
  const resolutionOptions = isGrok
    ? `<option value="720p">720p</option><option value="1080p">1080p</option><option value="480p">480p</option>`
    : `<option value="720p">720p</option><option value="1080p">1080p</option><option value="2k">2K（需上游支持）</option><option value="4k">4K（需上游支持）</option><option value="480p">480p</option>`;
  const ratioOptions = isGrok
    ? `<option value="16:9">16:9</option><option value="9:16">9:16</option><option value="4:3">4:3</option><option value="3:4">3:4</option><option value="2:3">2:3</option><option value="3:2">3:2</option><option value="1:1">1:1</option>`
    : `<option value="16:9">16:9</option><option value="9:16">9:16</option><option value="1:1">1:1</option><option value="4:3">4:3</option>`;
  return `
    <div class="cv-video-compact">
      <div class="cv-video-label"><span>▦</span>${title}</div>
      <div class="cv-video-frame" data-port-anchor>
        <div class="cv-video-frame-inner">▣</div>
      </div>
      <div class="cv-video-foot">
        <span>参考图 0 张(连线 / @ 同步)</span>
        <b>待定</b>
      </div>
      <div class="cv-video-composer">
        <div class="cv-video-compose-tools">
          <span>↖</span>
          <span>＋</span>
          <span class="cv-video-expand">⛶</span>
        </div>
        <textarea class="cv-field cv-field-prompt cv-video-prompt" rows="2" placeholder="描述任何你想要生成的内容"></textarea>
        <div class="cv-video-chip-row">
          <select class="cv-field cv-field-group cv-chip-select" title="中转分组"></select>
          <select class="cv-field cv-field-model cv-chip-select" title="${modelHint}"><option value="">${modelHint}</option></select>
          <button class="cv-fetch-models cv-chip-action" title="拉取该分组的模型">拉取</button>
          <details class="cv-video-pop">
            <summary>文生 · 16:9 · 720p · 5s</summary>
            <div class="cv-video-pop-body">
              <label>生成方式<select class="cv-field cv-field-vmode" title="模式">
                <option value="text">文生视频</option>
                <option value="first">首帧图生视频</option>
                <option value="reference">多参考图</option>
                ${isGrok ? "" : '<option value="firstlast">双图参考</option>'}
              </select></label>
              <label>比例<select class="cv-field cv-field-ratio" title="比例">${ratioOptions}</select></label>
              <label>清晰度<select class="cv-field cv-field-vsize" title="分辨率">
                ${resolutionOptions}
              </select></label>
              <label>时长<select class="cv-field cv-field-duration" title="时长">
                <option value="5">5s</option><option value="6">6s</option><option value="8">8s</option>
                <option value="10">10s</option><option value="15">15s</option>
              </select></label>
              <label>运镜<select class="cv-field cv-field-vquality" title="画质">
                <option value="auto">自动</option><option value="hd">高清</option>
              </select></label>
              <label class="cv-pop-wide">高级<input class="cv-field cv-field-endpoint" placeholder="/v1/videos" /></label>
              <select class="cv-field cv-field-refsource hidden" title="多参考图字段">
                <option value="images">images</option>
                <option value="ref_assets">ref_assets</option>
              </select>
              <button type="button" class="cv-pop-close">收起</button>
            </div>
          </details>
          <button class="cv-run cv-send-run" title="生成">↑</button>
        </div>
        <div class="cv-video-materials">
          <div class="cv-vmat cv-vmat-first hidden">
            <label class="cv-refimg-pick" title="上传首帧图">首帧<input type="file" class="cv-vmat-file" data-slot="first" accept="image/*" hidden /></label>
            <img class="cv-vmat-thumb hidden" data-slot="first" alt="首帧" />
            <button type="button" class="cv-vmat-clear hidden" data-slot="first" title="移除">✕</button>
            <input class="cv-field cv-vmat-url" data-slot="first" placeholder="公网首帧 URL；留空用上游图" />
          </div>
          <div class="cv-vmat cv-vmat-last hidden">
            <label class="cv-refimg-pick" title="上传尾帧图">尾帧<input type="file" class="cv-vmat-file" data-slot="last" accept="image/*" hidden /></label>
            <img class="cv-vmat-thumb hidden" data-slot="last" alt="尾帧" />
            <button type="button" class="cv-vmat-clear hidden" data-slot="last" title="移除">✕</button>
            <input class="cv-field cv-vmat-url" data-slot="last" placeholder="公网尾帧 URL" />
          </div>
          <div class="cv-vmat cv-vmat-refs hidden">
            <label class="cv-refimg-pick" title="上传多张参考图">参考图<input type="file" class="cv-vmat-file" data-slot="refs" accept="image/*" multiple hidden /></label>
            <button type="button" class="cv-vmat-clear hidden" data-slot="refs" title="清空">✕</button>
            <div class="cv-vmat-refs-thumbs"></div>
            <textarea class="cv-field cv-vmat-urls" data-slot="refs" rows="2" placeholder="可选：每行一个公网图片URL"></textarea>
          </div>
        </div>
        <div class="cv-node-err hidden"></div>
        <div class="cv-node-preview hidden"></div>
      </div>
    </div>`;
}

function cvCompactImageBody() {
  return `
    <div class="cv-video-compact cv-image-compact">
      <div class="cv-video-label"><span>▧</span>图片</div>
      <div class="cv-video-frame cv-image-frame" data-port-anchor>
        <div class="cv-video-frame-inner">▧</div>
      </div>
      <div class="cv-video-foot">
        <span>参考图 0 张(连线 / @ 同步)</span>
        <b>待定</b>
      </div>
      <div class="cv-video-composer">
        <div class="cv-video-compose-tools">
          <span>↖</span>
          <span>＋</span>
          <span class="cv-video-expand">⛶</span>
        </div>
        <textarea class="cv-field cv-field-prompt cv-video-prompt" rows="2" placeholder="描述任何你想要生成的画面"></textarea>
        <div class="cv-video-chip-row">
          <select class="cv-field cv-field-group cv-chip-select" title="中转分组"></select>
          <input class="cv-field cv-field-model cv-chip-select" placeholder="图片模型" />
          <button class="cv-fetch-models cv-chip-action" title="拉取该分组的模型">拉取</button>
          <datalist class="cv-node-datalist"></datalist>
          <details class="cv-video-pop">
            <summary>1:1 · 1K</summary>
            <div class="cv-video-pop-body">
              <label>比例<select class="cv-field cv-field-ratio" title="比例">
                <option value="1:1">1:1</option><option value="16:9">16:9</option><option value="9:16">9:16</option>
                <option value="4:3">4:3</option><option value="3:4">3:4</option><option value="3:2">3:2</option>
              </select></label>
              <label>清晰度<select class="cv-field cv-field-quality" title="清晰度">
                <option value="1K">1K</option><option value="2K">2K</option><option value="4K">4K</option>
              </select></label>
              <label class="cv-pop-wide">接口<input class="cv-field cv-field-endpoint" placeholder="/v1/images/generations" /></label>
              <label class="cv-pop-wide">参考字段<input class="cv-field cv-field-reffield" placeholder="image" /></label>
              <div class="cv-refimg-row">
                <label class="cv-refimg-pick" title="上传参考图">参考图<input type="file" class="cv-field-refimg" accept="image/*" hidden /></label>
                <img class="cv-refimg-thumb hidden" alt="参考图" />
                <button type="button" class="cv-refimg-clear hidden" title="移除参考图">✕</button>
              </div>
              <button type="button" class="cv-pop-close">收起</button>
            </div>
          </details>
          <button class="cv-run cv-send-run" title="生成">↑</button>
        </div>
        <div class="cv-node-err hidden"></div>
        <div class="cv-node-preview hidden"></div>
      </div>
    </div>`;
}

function cvCompactTtsBody() {
  return `
    <div class="cv-video-compact cv-tts-compact">
      <div class="cv-video-label"><span>♪</span>音频</div>
      <div class="cv-video-frame cv-audio-frame" data-port-anchor>
        <div class="cv-video-frame-inner">♪</div>
      </div>
      <div class="cv-video-foot">
        <span>连接文本 / 手动输入</span>
        <b>待定</b>
      </div>
      <div class="cv-video-composer">
        <div class="cv-video-compose-tools">
          <span>↖</span>
          <span>＋</span>
          <span class="cv-video-expand">⛶</span>
        </div>
        <textarea class="cv-field cv-field-prompt cv-video-prompt" rows="2" placeholder="输入要配音的文本，或连接上游文本节点"></textarea>
        <div class="cv-video-chip-row">
          <select class="cv-field cv-field-group cv-chip-select" title="中转分组"></select>
          <input class="cv-field cv-field-model cv-chip-select" placeholder="TTS 模型" />
          <button class="cv-fetch-models cv-chip-action" title="拉取该分组的模型">拉取</button>
          <datalist class="cv-node-datalist"></datalist>
          <details class="cv-video-pop">
            <summary>alloy · mp3</summary>
            <div class="cv-video-pop-body">
              <label>音色<select class="cv-field cv-field-voice" title="音色">
                <option value="alloy">alloy</option><option value="nova">nova</option><option value="shimmer">shimmer</option>
                <option value="echo">echo</option><option value="fable">fable</option><option value="onyx">onyx</option>
              </select></label>
              <label>格式<select class="cv-field cv-field-format" title="格式">
                <option value="mp3">mp3</option><option value="wav">wav</option><option value="opus">opus</option>
              </select></label>
              <button type="button" class="cv-pop-close">收起</button>
            </div>
          </details>
          <button class="cv-run cv-send-run" title="生成">↑</button>
        </div>
        <div class="cv-node-err hidden"></div>
        <div class="cv-node-preview hidden"></div>
      </div>
    </div>`;
}

function cvCompactTextBody() {
  return `
    <div class="cv-video-compact cv-text-compact">
      <div class="cv-video-label"><span>T</span>文本</div>
      <div class="cv-video-frame cv-text-frame" data-port-anchor>
        <div class="cv-video-frame-inner">T</div>
      </div>
      <div class="cv-video-foot">
        <span>作为输入源输出文本</span>
        <b>文本</b>
      </div>
      <div class="cv-video-composer">
        <div class="cv-video-compose-tools">
          <span>↖</span>
          <span>＋</span>
        </div>
        <textarea class="cv-field cv-field-prompt cv-video-prompt" rows="3" placeholder="输入文本 / 提示词，连线到下游节点作为输入"></textarea>
        <div class="cv-node-hint">作为输入源，实时输出上面的文本</div>
      </div>
    </div>`;
}

// 各类节点的表单主体（Drawflow 以 HTML 字符串注入到 .drawflow_content_node）
function cvNodeBody(kind) {
  if (kind === "text") {
    return cvCompactTextBody();
    return `
      <textarea class="cv-field cv-field-prompt" rows="4" placeholder="输入文本 / 提示词，连线到下游节点作为输入…"></textarea>
      <div class="cv-node-hint">作为输入源，实时输出上面的文本</div>`;
  }
  if (kind === "image") {
    return cvCompactImageBody();
    return `
      <textarea class="cv-field cv-field-prompt" rows="3" placeholder="提示词（可留空，将取上游文本节点）"></textarea>
      <div class="cv-refimg-row">
        <label class="cv-refimg-pick" title="上传参考图（图生图）">📎 参考图
          <input type="file" class="cv-field-refimg" accept="image/*" hidden />
        </label>
        <img class="cv-refimg-thumb hidden" alt="参考图" style="max-width:44px;max-height:44px;border-radius:4px;object-fit:cover;vertical-align:middle" />
        <button type="button" class="cv-refimg-clear hidden" title="移除参考图">✕</button>
        <span class="cv-node-hint">选填：运行时自动传图床换外链，作图生图参考</span>
      </div>
      <select class="cv-field cv-field-group" title="中转分组"></select>
      <div class="cv-model-row">
        <input class="cv-field cv-field-model" placeholder="填图像模型，如 flux-pro / dall-e-3" />
        <button class="cv-fetch-models" title="拉取该分组的模型">拉取</button>
      </div>
      <datalist class="cv-node-datalist"></datalist>
      <div class="cv-row2">
        <select class="cv-field cv-field-ratio" title="比例">
          <option value="1:1">1:1 方</option>
          <option value="16:9">16:9 横</option>
          <option value="9:16">9:16 竖</option>
          <option value="4:3">4:3</option>
          <option value="3:4">3:4</option>
          <option value="3:2">3:2</option>
        </select>
        <select class="cv-field cv-field-quality" title="清晰度">
          <option value="1K">1K</option>
          <option value="2K">2K</option>
          <option value="4K">4K</option>
        </select>
      </div>
      <details class="cv-adv"><summary>⚙️ 高级</summary>
        <input class="cv-field cv-field-endpoint" placeholder="/v1/images/generations" />
        <input class="cv-field cv-field-reffield" placeholder="参考图字段名（默认 image）" />
      </details>
      <button class="cv-run">运行</button>
      <div class="cv-node-err hidden"></div>
      <div class="cv-node-preview hidden"></div>`;
  }
  if (kind === "video") {
    return cvCompactVideoBody("video");
    return `
      <select class="cv-field cv-field-vmode" title="模式">
        <option value="first">图生视频 · 首帧图</option>
        <option value="firstlast">双图参考</option>
        <option value="reference">多参考图 / 全能参考</option>
        <option value="text">文生视频（仅提示词）</option>
      </select>
      <textarea class="cv-field cv-field-prompt" rows="2" placeholder="视频描述 / 运动 / 镜头提示词（必填）"></textarea>
      <div class="cv-vmat cv-vmat-first">
        <label class="cv-refimg-pick" title="上传首帧图">📎 首帧
          <input type="file" class="cv-vmat-file" data-slot="first" accept="image/*" hidden />
        </label>
        <img class="cv-vmat-thumb hidden" data-slot="first" alt="首帧" style="max-width:44px;max-height:44px;border-radius:4px;object-fit:cover;vertical-align:middle" />
        <button type="button" class="cv-vmat-clear hidden" data-slot="first" title="移除">✕</button>
        <input class="cv-field cv-vmat-url" data-slot="first" placeholder="或手填公网图片URL；留空用上游图" />
      </div>
      <div class="cv-vmat cv-vmat-last hidden">
        <label class="cv-refimg-pick" title="上传尾帧图">📎 尾帧
          <input type="file" class="cv-vmat-file" data-slot="last" accept="image/*" hidden />
        </label>
        <img class="cv-vmat-thumb hidden" data-slot="last" alt="尾帧" style="max-width:44px;max-height:44px;border-radius:4px;object-fit:cover;vertical-align:middle" />
        <button type="button" class="cv-vmat-clear hidden" data-slot="last" title="移除">✕</button>
        <input class="cv-field cv-vmat-url" data-slot="last" placeholder="或手填尾帧公网URL" />
      </div>
      <div class="cv-vmat cv-vmat-refs hidden">
        <label class="cv-refimg-pick" title="上传多张参考图">📎 参考图(可多选)
          <input type="file" class="cv-vmat-file" data-slot="refs" accept="image/*" multiple hidden />
        </label>
        <button type="button" class="cv-vmat-clear hidden" data-slot="refs" title="清空">✕</button>
        <div class="cv-vmat-refs-thumbs"></div>
        <div class="cv-node-hint">可多选，运行时各自传图床换外链</div>
      </div>
      <select class="cv-field cv-field-group" title="中转分组"></select>
      <div class="cv-model-row">
        <select class="cv-field cv-field-model" title="CLMM 模型"><option value="">先拉取模型</option></select>
        <button class="cv-fetch-models" title="拉取该分组的模型">拉取</button>
      </div>
      <div class="cv-row2">
        <select class="cv-field cv-field-ratio" title="比例">
          <option value="16:9">16:9</option>
          <option value="9:16">9:16</option>
          <option value="1:1">1:1</option>
          <option value="4:3">4:3</option>
        </select>
        <select class="cv-field cv-field-vquality" title="画质">
          <option value="auto">画质 自动</option>
          <option value="hd">HD</option>
        </select>
      </div>
      <div class="cv-row2">
        <select class="cv-field cv-field-duration" title="时长">
          <option value="-1">时长 自动</option>
          <option value="5">5s</option>
          <option value="10">10s</option>
          <option value="15">15s</option>
        </select>
      </div>
      <div class="cv-node-hint">支持 Seedance / Seedance V2：切换分组后自动匹配接口</div>
      <details class="cv-adv"><summary>⚙️ 高级</summary>
        <input class="cv-field cv-field-endpoint" placeholder="/v1/videos" />
        <select class="cv-field cv-field-refsource" title="多参考图字段">
          <option value="images">多参考图字段 images</option>
          <option value="ref_assets">全能参考字段 ref_assets</option>
        </select>
      </details>
      <button class="cv-run">运行</button>
      <div class="cv-node-err hidden"></div>
      <div class="cv-node-preview hidden"></div>`;
  }
  if (kind === "grokVideo") {
    return cvCompactVideoBody("grokVideo");
    return `
      <select class="cv-field cv-field-vmode" title="模式">
        <option value="text">文生视频</option>
        <option value="first">首帧图生视频</option>
        <option value="reference">多参考图</option>
      </select>
      <textarea class="cv-field cv-field-prompt" rows="3" placeholder="Grok 视频提示词（可连接上游文本节点）"></textarea>
      <div class="cv-vmat cv-vmat-first hidden">
        <label class="cv-refimg-pick" title="上传首帧图">📎 首帧
          <input type="file" class="cv-vmat-file" data-slot="first" accept="image/*" hidden />
        </label>
        <img class="cv-vmat-thumb hidden" data-slot="first" alt="首帧" style="max-width:44px;max-height:44px;border-radius:4px;object-fit:cover;vertical-align:middle" />
        <button type="button" class="cv-vmat-clear hidden" data-slot="first" title="移除">✕</button>
        <input class="cv-field cv-vmat-url" data-slot="first" placeholder="或手填公网图片URL；留空用上游图" />
      </div>
      <div class="cv-vmat cv-vmat-refs hidden">
        <label class="cv-refimg-pick" title="批量上传参考图">📎 参考图
          <input type="file" class="cv-vmat-file" data-slot="refs" accept="image/*" multiple hidden />
        </label>
        <button type="button" class="cv-vmat-clear hidden" data-slot="refs" title="清空">✕</button>
        <div class="cv-vmat-refs-thumbs"></div>
        <textarea class="cv-field cv-vmat-urls" data-slot="refs" rows="2" placeholder="可选：每行一个公网图片URL；会和上传图一起作为参考"></textarea>
      </div>
      <select class="cv-field cv-field-group" title="中转分组"></select>
      <div class="cv-model-row">
        <select class="cv-field cv-field-model" title="CLMM 模型"><option value="">先拉取模型</option></select>
        <button class="cv-fetch-models" title="拉取该分组的模型">拉取</button>
      </div>
      <div class="cv-row2">
        <select class="cv-field cv-field-ratio" title="视频格式">
          <option value="16:9">16:9 横屏</option>
          <option value="9:16">9:16 竖屏</option>
          <option value="4:3">4:3 横屏</option>
          <option value="3:4">3:4 竖屏</option>
          <option value="2:3">2:3 竖屏</option>
          <option value="3:2">3:2 横屏</option>
          <option value="1:1">1:1 方形</option>
        </select>
        <select class="cv-field cv-field-vsize" title="分辨率">
          <option value="720p">720p</option>
          <option value="1080p">1080p</option>
          <option value="480p">480p</option>
        </select>
      </div>
      <div class="cv-row2">
        <select class="cv-field cv-field-duration" title="时长">
          <option value="6">6s</option>
          <option value="8">8s</option>
          <option value="5">5s</option>
          <option value="10">10s</option>
          <option value="15">15s</option>
        </select>
      </div>
      <div class="cv-node-hint cv-grok-hint">通过 CLMM 聚合接口提交，模型请使用拉取到的完整名称</div>
      <details class="cv-adv"><summary>⚙️ 高级</summary>
        <input class="cv-field cv-field-endpoint" placeholder="/v1/videos" />
      </details>
      <button class="cv-run">运行</button>
      <div class="cv-node-err hidden"></div>
      <div class="cv-node-preview hidden"></div>`;
  }
  if (kind === "tts") {
    return cvCompactTtsBody();
    return `
      <textarea class="cv-field cv-field-prompt" rows="3" placeholder="要配音的文本（可留空，取上游文本节点）"></textarea>
      <select class="cv-field cv-field-group" title="中转分组"></select>
      <div class="cv-model-row">
        <input class="cv-field cv-field-model" placeholder="填 TTS 模型，如 tts-1（可留空）" />
        <button class="cv-fetch-models" title="拉取该分组的模型">拉取</button>
      </div>
      <datalist class="cv-node-datalist"></datalist>
      <div class="cv-row2">
        <select class="cv-field cv-field-voice" title="音色">
          <option value="alloy">alloy</option>
          <option value="nova">nova</option>
          <option value="shimmer">shimmer</option>
          <option value="echo">echo</option>
          <option value="fable">fable</option>
          <option value="onyx">onyx</option>
        </select>
        <select class="cv-field cv-field-format" title="格式">
          <option value="mp3">mp3</option>
          <option value="wav">wav</option>
          <option value="opus">opus</option>
        </select>
      </div>
      <button class="cv-run">运行</button>
      <div class="cv-node-err hidden"></div>
      <div class="cv-node-preview hidden"></div>`;
  }
  return "";
}

// 整个节点的 HTML（外层卡片 + 头部标题 + 主体）
function cvNodeHTML(kind) {
  const m = CV_NODES[kind];
  const tag = m.tag ? `<span class="cv-node-tag">${m.tag}</span>` : "";
  return `
    <div class="cv-node cv-node-${kind}">
      <div class="cv-node-head">
        <span class="cv-node-ico">${m.icon}</span>
        <span class="cv-node-name">${m.title}</span>${tag}
      </div>
      <div class="cv-node-body">${cvNodeBody(kind)}</div>
    </div>`;
}

function cvCloseConfig(compact) {
  const box = compact || CANVAS.openConfigEl;
  if (!box) return;
  box.classList.remove("cv-config-open");
  box.closest(".drawflow-node")?.classList.remove("cv-node-config-open");
  if (CANVAS.openConfigEl === box) CANVAS.openConfigEl = null;
}

function cvOpenConfig(compact) {
  if (!compact) return;
  if (CANVAS.openConfigEl && CANVAS.openConfigEl !== compact) cvCloseConfig(CANVAS.openConfigEl);
  compact.classList.add("cv-config-open");
  compact.closest(".drawflow-node")?.classList.add("cv-node-config-open");
  CANVAS.openConfigEl = compact;
}

function cvCloseOpenPop(except) {
  const pop = CANVAS.openPopEl;
  if (!pop || pop === except) return;
  pop.open = false;
  if (CANVAS.openPopEl === pop) CANVAS.openPopEl = null;
}

function cvMarkCanvasDragging(on) {
  const el = document.getElementById("drawflow");
  if (!el) return;
  el.classList.toggle("cv-dragging", !!on);
}

// 懒初始化 Drawflow（幂等）
function cvInit() {
  if (CANVAS.inited) return;
  const el = document.getElementById("drawflow");
  if (!el || typeof Drawflow === "undefined") return;
  const editor = new Drawflow(el);
  editor.reroute = false; // 关闭连线中转点：否则点连线是加点而非选中，导致无法删除连线
  editor.curvature = 0.5;
  editor.draggable_inputs = false; // 输入/文本域/下拉不触发节点拖拽，保证可正常输入
  editor.start();
  CANVAS.editor = editor;
  CANVAS.inited = true;

  // 连线删除：单击选中 → 双击该连线即删除；或选中后按 Delete/Backspace
  let selConn = null;
  editor.on("connectionSelected", (c) => { selConn = c; });
  editor.on("connectionUnselected", () => { selConn = null; });
  editor.on("connectionStart", () => el.classList.add("cv-linking"));
  editor.on("connectionCancel", () => el.classList.remove("cv-linking"));
  editor.on("connectionCreated", () => { el.classList.remove("cv-linking"); cvScheduleAutosave(); });
  editor.on("connectionRemoved", () => cvScheduleAutosave());
  editor.on("nodeCreated", () => cvScheduleAutosave());
  editor.on("nodeMoved", () => cvScheduleAutosave());
  editor.on("translate", () => cvScheduleAutosave());
  editor.on("mouseUp", () => el.classList.remove("cv-linking"));
  el.addEventListener("dblclick", (e) => {
    if (!e.target.closest(".connection")) return;
    if (selConn && CANVAS.editor) {
      CANVAS.editor.removeSingleConnection(selConn.output_id, selConn.input_id, selConn.output_class, selConn.input_class);
      selConn = null;
    }
  });
  document.addEventListener("keydown", (e) => {
    if ((e.key === "Delete" || e.key === "Backspace") && selConn && CANVAS.editor) {
      const t = e.target;
      // 避免在输入框里按退格误删连线
      if (t && /^(INPUT|TEXTAREA|SELECT)$/.test(t.tagName)) return;
      CANVAS.editor.removeSingleConnection(selConn.output_id, selConn.input_id, selConn.output_class, selConn.input_class);
      selConn = null;
    }
  });

  // 节点删除时清理产物缓存 + 流式映射
  editor.on("nodeRemoved", (id) => {
    if (CANVAS.openConfigEl?.closest(".drawflow-node")?.id === `node-${id}`) CANVAS.openConfigEl = null;
    if (CANVAS.openPopEl?.closest(".drawflow-node")?.id === `node-${id}`) CANVAS.openPopEl = null;
    delete CANVAS.outputs[id];
    delete CANVAS.refImages[id];
    delete CANVAS.videoMaterials[id];
    delete CANVAS.outputRefs[id];
    cvClearRunMapForNode(id);
    cvUpdateEmptyHint();
    cvScheduleAutosave();
  });

  // 点击空白画布直接进入沉浸式全屏；点节点、连线、工具条则不触发
  const panel = document.getElementById("tab-canvas");
  const stage = panel ? panel.querySelector(".cv-stage") : null;
  if (stage && !stage.dataset.fullscreenBound) {
    stage.dataset.fullscreenBound = "1";
    let blankDown = null;
    stage.addEventListener("pointerdown", (e) => {
      blankDown = { x: e.clientX, y: e.clientY };
    });
    stage.addEventListener("click", (e) => {
      if (panel && panel.classList.contains("cv-fullscreen")) return;
      if (!cvIsBlankCanvasClick(e)) return;
      if (blankDown) {
        const dx = e.clientX - blankDown.x;
        const dy = e.clientY - blankDown.y;
        if ((dx * dx + dy * dy) > 36) return;
      }
      cvToggleFull(true);
    });
    stage.addEventListener("dblclick", (e) => {
      if (!cvIsBlankCanvasClick(e)) return;
      e.preventDefault();
      e.stopPropagation();
      cvOpenQuickMenu(e.clientX, e.clientY);
    });
    const quickMenu = document.getElementById("cv-quick-menu");
    if (quickMenu && !quickMenu.dataset.bound) {
      quickMenu.dataset.bound = "1";
      quickMenu.addEventListener("click", (e) => {
        const btn = e.target.closest("[data-cv-quick-add]");
        if (!btn) return;
        cvAddNode(btn.dataset.cvQuickAdd, CANVAS.quickAddPos || undefined);
        cvCloseQuickMenu();
      });
    }
    el.addEventListener("pointerdown", (e) => {
      const nodeEl = e.target.closest(".drawflow-node");
      if (!nodeEl || e.button !== 0) {
        CANVAS.dragStart = null;
        return;
      }
      clearTimeout(CANVAS.dragEndTimer);
      CANVAS.dragStart = { x: e.clientX, y: e.clientY, moved: false };
      CANVAS.dragSuppressClick = false;
    }, true);
    el.addEventListener("pointermove", (e) => {
      const start = CANVAS.dragStart;
      if (!start) return;
      const dx = e.clientX - start.x;
      const dy = e.clientY - start.y;
      if (!start.moved && (dx * dx + dy * dy) > 16) {
        start.moved = true;
        CANVAS.dragSuppressClick = true;
        cvMarkCanvasDragging(true);
      }
    }, true);
    document.addEventListener("pointerup", () => {
      if (!CANVAS.dragStart) return;
      CANVAS.dragStart = null;
      clearTimeout(CANVAS.dragEndTimer);
      CANVAS.dragEndTimer = setTimeout(() => {
        CANVAS.dragSuppressClick = false;
        cvMarkCanvasDragging(false);
      }, 80);
    }, true);
    panel.addEventListener("click", (e) => {
      if (!CANVAS.editor || !panel.classList.contains("active")) return;
      const menu = document.getElementById("cv-quick-menu");
      if (menu && !menu.classList.contains("hidden") && !e.target.closest("#cv-quick-menu")) cvCloseQuickMenu();

      const compact = e.target.closest("#drawflow .cv-video-compact");
      if (!e.target.closest(".cv-video-pop")) cvCloseOpenPop();
      if (!compact) {
        if (!e.target.closest("#cv-quick-menu, .cv-toolbar, .cv-zoom, .cv-tool-rail")) cvCloseConfig();
        return;
      }
      if (CANVAS.openConfigEl && CANVAS.openConfigEl !== compact) cvCloseConfig(CANVAS.openConfigEl);
      if (CANVAS.dragSuppressClick) return;
      if (e.target.closest(".cv-video-composer, .cv-video-pop, .cv-preview-actions, button, input, textarea, select, label")) return;
      cvOpenConfig(compact);
    });
    panel.addEventListener("toggle", (e) => {
      const pop = e.target;
      if (!pop || !pop.classList || !pop.classList.contains("cv-video-pop")) return;
      if (pop.open) {
        cvCloseOpenPop(pop);
        CANVAS.openPopEl = pop;
      } else if (CANVAS.openPopEl === pop) {
        CANVAS.openPopEl = null;
      }
      const compact = pop.closest(".cv-video-compact");
      if (compact) compact.classList.toggle("cv-pop-open", !!pop.open);
    }, true);
    panel.addEventListener("input", (e) => {
      if (e.target.closest("#drawflow .cv-field")) cvScheduleAutosave();
    });
    panel.addEventListener("change", (e) => {
      if (e.target.closest("#drawflow .cv-field")) cvScheduleAutosave();
    });
  }

  // 事件委托：点击节点内「运行」/「拉取模型」按钮
  el.addEventListener("click", (e) => {
    const popClose = e.target.closest(".cv-pop-close");
    if (popClose) {
      const box = popClose.closest("details");
      if (box) box.open = false;
      const compact = popClose.closest(".cv-video-compact");
      if (compact) {
        compact.classList.remove("cv-pop-open");
        cvCloseConfig(compact);
      }
      return;
    }
    const runBtn = e.target.closest(".cv-run");
    if (runBtn) {
      const nodeEl = runBtn.closest(".drawflow-node");
      if (nodeEl) cvRunNode(nodeEl.id.replace("node-", ""), runBtn).catch(() => {});
      return;
    }
    const openPreviewBtn = e.target.closest(".cv-preview-open");
    if (openPreviewBtn) {
      cvOpenPreview(openPreviewBtn.closest(".cv-node-preview, .cv-video-frame-inner"));
      return;
    }
    const downloadPreviewBtn = e.target.closest(".cv-preview-download");
    if (downloadPreviewBtn) {
      cvDownloadPreview(downloadPreviewBtn.closest(".cv-node-preview, .cv-video-frame-inner"));
      return;
    }
    const fetchBtn = e.target.closest(".cv-fetch-models");
    if (fetchBtn) {
      const nodeEl = fetchBtn.closest(".drawflow-node");
      if (nodeEl) cvFetchNodeModels(nodeEl.id.replace("node-", ""), fetchBtn);
      return;
    }
    const clrBtn = e.target.closest(".cv-refimg-clear");
    if (clrBtn) {
      const nodeEl = clrBtn.closest(".drawflow-node");
      if (nodeEl) cvClearRefImage(nodeEl);
      return;
    }
    const vmatClr = e.target.closest(".cv-vmat-clear");
    if (vmatClr) {
      const nodeEl = vmatClr.closest(".drawflow-node");
      if (nodeEl) cvClearVideoMat(nodeEl, vmatClr.dataset.slot);
    }
  });

  // 事件委托：切换节点分组下拉 → 联动模型框/清空旧候选；切换视频模式 → 显隐图片URL
  el.addEventListener("change", (e) => {
    const grpSel = e.target.closest(".cv-field-group");
    if (grpSel) {
      const nodeEl = grpSel.closest(".drawflow-node");
      if (nodeEl) cvOnGroupChange(nodeEl, grpSel.value);
      return;
    }
    const vmodeSel = e.target.closest(".cv-field-vmode");
    if (vmodeSel) {
      const nodeEl = vmodeSel.closest(".drawflow-node");
      if (nodeEl) cvSyncVideoMode(nodeEl);
      return;
    }
    const refInput = e.target.closest(".cv-field-refimg");
    if (refInput) {
      const nodeEl = refInput.closest(".drawflow-node");
      if (nodeEl) cvOnRefImagePicked(nodeEl, refInput.files && refInput.files[0]);
      return;
    }
    const vmatFile = e.target.closest(".cv-vmat-file");
    if (vmatFile) {
      const nodeEl = vmatFile.closest(".drawflow-node");
      if (nodeEl) cvOnVideoMatPicked(nodeEl, vmatFile.dataset.slot, vmatFile.files);
    }
  });
  el.addEventListener("change", (e) => {
    const nodeEl = e.target.closest(".drawflow-node");
    if (nodeEl && e.target.closest(".cv-video-pop")) cvUpdateParamSummary(nodeEl);
  });

  // 缩放变化（按钮 / Ctrl+滚轮）→ 同步右下角百分比
  editor.on("zoom", cvUpdateZoomLabel);
  window.addEventListener("resize", cvRefreshAllNodePorts);
  requestAnimationFrame(cvRefreshAllNodePorts);

  // 普通鼠标滚轮直接缩放（无需 Ctrl）；Ctrl+滚轮也统一走这里，避免原生步进越界。
  // 用 rAF 把「一次滚动的多次事件」合并成每帧一次，避免一帧内多写 transform / 多次 dispatch。
  let wheelAccum = 0;
  let wheelRAF = 0;
  el.addEventListener(
    "wheel",
    (e) => {
      e.preventDefault();
      e.stopImmediatePropagation();
      if (!CANVAS.editor) return;
      wheelAccum += e.deltaY;
      if (wheelRAF) return; // 一帧内只处理一次
      wheelRAF = requestAnimationFrame(() => {
        wheelRAF = 0;
        const STEP = 100;
        const steps = Math.trunc(wheelAccum / STEP);
        wheelAccum -= steps * STEP;
        if (steps) cvSetZoomPercent(cvZoomPercent() - steps * 5);
      });
    },
    { passive: false, capture: true }
  );

  cvUpdateEmptyHint();
}

// 刷新右下角缩放百分比显示
function cvUpdateZoomLabel() {
  cvSyncZoomControls();
}

function cvIsBlankCanvasClick(e) {
  const t = e.target;
  if (!t || !t.closest) return false;
  if (
    t.closest(
      ".drawflow-node, .parent-node, .input, .output, .cv-zoom, .cv-mask, .cv-toolbar, .cv-tool-rail, .cv-quick-menu, .cv-empty-hint, .modal, .connection, .point, .cv-field, .cv-preview-shell, .cv-node-preview, .cv-adv, .cv-refimg-pick, .cv-vmat, .drawflow-delete"
    )
  ) return false;
  return !!t.closest(".cv-stage");
}

// 图片节点选了参考图（图生图）：读成 dataURL 存缓存 + 显示缩略图
function cvOnRefImagePicked(nodeEl, file) {
  if (!file) return;
  const id = nodeEl.id.replace("node-", "");
  const workspaceContext = { workspaceId: CANVAS.workspaceId, workspaceState: cvWorkspaceSnapshot() };
  const reader = new FileReader();
  reader.onload = () => {
    CANVAS.refImages[id] = reader.result; // dataURL
    const thumb = nodeEl.querySelector(".cv-refimg-thumb");
    if (thumb) {
      thumb.src = reader.result;
      thumb.classList.remove("hidden");
    }
    const clr = nodeEl.querySelector(".cv-refimg-clear");
    if (clr) clr.classList.remove("hidden");
    const frame = nodeEl.querySelector(".cv-image-frame .cv-video-frame-inner");
    if (frame) {
      const foot = '<div class="cv-meta">参考图 · 上传</div>';
      frame.innerHTML = cvPreviewChrome("image", reader.result, "", foot);
    }
    cvCacheMaterial(id, "image", reader.result, workspaceContext);
    cvScheduleAutosave();
  };
  reader.readAsDataURL(file);
}

function cvResetFramePlaceholder(nodeEl, kind, text) {
  if (!nodeEl) return;
  const frame = nodeEl.querySelector(".cv-video-frame-inner");
  if (!frame) return;
  const symbol = text || (kind === "image" ? "▧" : kind === "tts" ? "♪" : "▣");
  frame.innerHTML = symbol;
}

// 清除图片节点参考图
function cvClearRefImage(nodeEl) {
  const id = nodeEl.id.replace("node-", "");
  delete CANVAS.refImages[id];
  if (CANVAS.materialRefs[id]) delete CANVAS.materialRefs[id].image;
  const thumb = nodeEl.querySelector(".cv-refimg-thumb");
  if (thumb) {
    thumb.src = "";
    thumb.classList.add("hidden");
  }
  const clr = nodeEl.querySelector(".cv-refimg-clear");
  if (clr) clr.classList.add("hidden");
  const inp = nodeEl.querySelector(".cv-field-refimg");
  if (inp) inp.value = "";
  cvResetFramePlaceholder(nodeEl, "image");
  cvScheduleAutosave();
}

// 视频节点选了素材（首帧/尾帧/多参考图）：读成 dataURL 存缓存 + 显示缩略图
function cvOnVideoMatPicked(nodeEl, slot, fileList) {
  const files = Array.from(fileList || []);
  if (!files.length) return;
  const id = nodeEl.id.replace("node-", "");
  const workspaceContext = { workspaceId: CANVAS.workspaceId, workspaceState: cvWorkspaceSnapshot() };
  const store = (CANVAS.videoMaterials[id] = CANVAS.videoMaterials[id] || { refs: [] });
  if (slot === "refs") {
    store.refs = store.refs || [];
    const box = nodeEl.querySelector(".cv-vmat-refs-thumbs");
    files.forEach((f) => {
      const reader = new FileReader();
      reader.onload = () => {
        store.refs.push(reader.result);
        if (box) {
          const im = document.createElement("img");
          im.src = reader.result;
          im.alt = "参考图";
          im.style.cssText = "max-width:40px;max-height:40px;border-radius:4px;object-fit:cover;margin:2px";
          box.appendChild(im);
        }
        const clr = nodeEl.querySelector('.cv-vmat-clear[data-slot="refs"]');
        if (clr) clr.classList.remove("hidden");
        cvCacheMaterial(id, "refs", reader.result, workspaceContext);
        cvScheduleAutosave();
      };
      reader.readAsDataURL(f);
    });
    return;
  }
  // first / last：单张
  const reader = new FileReader();
  reader.onload = () => {
    store[slot] = reader.result;
    const thumb = nodeEl.querySelector(`.cv-vmat-thumb[data-slot="${slot}"]`);
    if (thumb) {
      thumb.src = reader.result;
      thumb.classList.remove("hidden");
    }
    const clr = nodeEl.querySelector(`.cv-vmat-clear[data-slot="${slot}"]`);
    if (clr) clr.classList.remove("hidden");
    if (slot === "first" && nodeEl.querySelector(".cv-video-frame-inner")) {
      const frame = nodeEl.querySelector(".cv-video-frame-inner");
      const foot = '<div class="cv-meta">首帧 · 上传</div>';
      frame.innerHTML = cvPreviewChrome("image", reader.result, "", foot);
    }
    cvCacheMaterial(id, slot, reader.result, workspaceContext);
    cvScheduleAutosave();
  };
  reader.readAsDataURL(files[0]);
}

// 清除视频节点某槽位素材
function cvClearVideoMat(nodeEl, slot) {
  const id = nodeEl.id.replace("node-", "");
  const store = CANVAS.videoMaterials[id];
  const refs = CANVAS.materialRefs[id];
  if (store) {
    if (slot === "refs") store.refs = [];
    else delete store[slot];
  }
  if (refs) {
    if (slot === "refs") refs.refs = [];
    else delete refs[slot];
  }
  if (slot === "refs") {
    const box = nodeEl.querySelector(".cv-vmat-refs-thumbs");
    if (box) box.innerHTML = "";
    const urls = nodeEl.querySelector('.cv-vmat-urls[data-slot="refs"]');
    if (urls) urls.value = "";
  } else {
    const thumb = nodeEl.querySelector(`.cv-vmat-thumb[data-slot="${slot}"]`);
    if (thumb) {
      thumb.src = "";
      thumb.classList.add("hidden");
    }
  }
  const clr = nodeEl.querySelector(`.cv-vmat-clear[data-slot="${slot}"]`);
  if (clr) clr.classList.add("hidden");
  const inp = nodeEl.querySelector(`.cv-vmat-file[data-slot="${slot}"]`);
  if (inp) inp.value = "";
  if (slot === "first") cvResetFramePlaceholder(nodeEl, "video");
  cvScheduleAutosave();
}

function cvIsSeedanceV2Group(g) {
  if (!g) return false;
  if (g.seedanceV2) return true;
  const text = `${g.name || ""} ${g.model || ""}`.toLowerCase();
  return /seedance[\s_-]*v\s*2|seedancev2|seedance_v2/.test(text) || cvIsSeedanceV2Model(g.model);
}

function cvIsSeedanceV2Model(model) {
  return /^(?:bh2\.0-|sd2\.0-|sdvip|gz-sd)/i.test(String(model || "").trim());
}

function cvIsSeedanceGroup(g) {
  if (!g) return false;
  if (g.seedance) return true;
  return /seedance/i.test(`${g.name || ""} ${g.model || ""}`);
}

function cvIsGrokGroup(g) {
  if (!g) return false;
  if (g.grok) return true;
  return /grok/i.test(`${g.name || ""} ${g.model || ""}`) || /grok-imagine-video/i.test(g.model || "");
}

function cvGroupChannelTag(g, nodeKind) {
  if (!g) return "";
  if (cvIsSeedanceV2Group(g)) return "Seedance V2";
  if (cvIsGrokGroup(g)) return "Grok";
  if (cvIsSeedanceGroup(g)) return "Seedance";
  if (g.codexVideo && nodeKind === "video") return "视频";
  if (g.codexImage && nodeKind === "image") return "生图";
  return "";
}

function cvSortGroupsForNode(groups, nodeKind) {
  const score = (g) => {
    let s = 0;
    if (nodeKind === "video") {
      if (g.codexVideo) s += 100;
      if (cvIsSeedanceV2Group(g)) s += 90;
      if (cvIsSeedanceGroup(g)) s += 70;
      if (cvIsGrokGroup(g)) s += 40;
    } else if (nodeKind === "grokVideo") {
      if (cvIsGrokGroup(g)) s += 100;
      if (g.codexVideo) s += 50;
    } else if (nodeKind === "image") {
      if (g.codexImage) s += 100;
    }
    return s;
  };
  return groups.slice().sort((a, b) => score(b) - score(a));
}

// 用 CANVAS.groups 填充一个分组下拉，默认选中 activeGroupId（保留已有选择）
// Seedance 视频节点会优先展示 / 默认选中 Seedance V2 分组，方便直接生成。
function cvFillGroupSelect(sel) {
  if (!sel) return;
  const prev = sel.value;
  const groups = CANVAS.groups || [];
  if (!groups.length) {
    sel.innerHTML = `<option value="">请先在『路由中转』添加分组</option>`;
    return;
  }
  const nodeEl = sel.closest(".drawflow-node");
  const isImage = !!(nodeEl && nodeEl.querySelector(".cv-node-image"));
  const isGrokVideo = !!(nodeEl && nodeEl.querySelector(".cv-node-grokVideo"));
  const isSeedanceVideo = !!(nodeEl && nodeEl.querySelector(".cv-node-video") && !isGrokVideo);
  const isVideo = isSeedanceVideo || isGrokVideo;
  const nodeKind = isGrokVideo ? "grokVideo" : isSeedanceVideo ? "video" : isImage ? "image" : "";
  const ordered = cvSortGroupsForNode(groups, nodeKind);
  sel.innerHTML = ordered
    .map((g) => {
      const tag = cvGroupChannelTag(g, nodeKind);
      const label = esc(g.name)
        + (tag ? ` · ${esc(tag)}` : "");
      return `<option value="${esc(g.id)}">${label}</option>`;
    })
    .join("");
  const keep = prev && groups.some((g) => String(g.id) === prev);
  const imageGroup = isImage ? groups.find((g) => g.codexImage) : null;
  const videoDefault = isSeedanceVideo
    ? (
        groups.find((g) => g.codexVideo && cvIsSeedanceV2Group(g))
        || groups.find((g) => cvIsSeedanceV2Group(g))
        || groups.find((g) => g.codexVideo && cvIsSeedanceGroup(g))
        || groups.find((g) => g.codexVideo)
        || groups.find((g) => cvIsSeedanceGroup(g))
      )
    : null;
  const grokGroup = isGrokVideo
    ? (groups.find((g) => cvIsGrokGroup(g)) || groups.find((g) => g.codexVideo))
    : null;
  const want = keep
    ? prev
    : String((videoDefault && videoDefault.id) || (imageGroup && imageGroup.id) || (grokGroup && grokGroup.id) || CANVAS.activeGroupId || "");
  if (want) sel.value = want;
  cvApplyGroupChannelHints(nodeEl, want);
}

function cvSetNodeModelOptions(nodeEl, models) {
  if (!nodeEl) return;
  const model = nodeEl.querySelector(".cv-field-model");
  const list = Array.isArray(models) ? models.filter(Boolean) : [];
  if (model && model.tagName === "SELECT") {
    const current = model.value.trim();
    const options = ['<option value="">请选择模型</option>']
      .concat(list.map((item) => `<option value="${esc(item)}">${esc(item)}</option>`));
    if (current && !list.includes(current)) {
      options.splice(1, 0, `<option value="${esc(current)}">${esc(current)}（当前）</option>`);
    }
    model.innerHTML = options.join("");
    if (current) model.value = current;
    return;
  }
  const dl = nodeEl.querySelector(".cv-node-datalist");
  if (dl) dl.innerHTML = list.map((item) => `<option value="${esc(item)}"></option>`).join("");
}

// 节点创建后统一初始化：视频模型迁移为真正的下拉框，其它节点继续使用 datalist。
function cvSetupNode(id) {
  const nodeEl = document.getElementById(`node-${id}`);
  if (!nodeEl) return;
  let model = nodeEl.querySelector(".cv-field-model");
  const isVideo = !!nodeEl.querySelector(".cv-node-video, .cv-node-grokVideo");
  if (isVideo && model && model.tagName !== "SELECT") {
    const current = model.value.trim();
    const replacement = document.createElement("select");
    replacement.className = model.className;
    replacement.title = "CLMM 模型";
    replacement.innerHTML = '<option value="">请选择模型</option>' + (current
      ? `<option value="${esc(current)}">${esc(current)}（当前）</option>`
      : "");
    model.replaceWith(replacement);
    model = replacement;
  }
  const dl = nodeEl.querySelector(".cv-node-datalist");
  if (dl && model && model.tagName !== "SELECT") {
    const listId = `cv-models-node-${id}`;
    dl.id = listId;
    model.setAttribute("list", listId);
  }
  cvFillGroupSelect(nodeEl.querySelector(".cv-field-group"));
  // 视频节点：按当前模式初始化素材控件显隐
  if (nodeEl.querySelector(".cv-field-vmode")) cvSyncVideoMode(nodeEl);
  cvUpdateParamSummary(nodeEl);
  cvObserveNodePortFrame(nodeEl);
  requestAnimationFrame(() => cvAlignNodePorts(nodeEl));
}

function cvSyncImagePreviewRatio(nodeEl) {
  const frame = nodeEl && nodeEl.querySelector(".cv-image-frame");
  if (!frame) return;
  const ratio = (nodeEl.querySelector(".cv-field-ratio")?.value || "1:1").trim();
  const parts = ratio.split(":").map((n) => parseFloat(n));
  const w = Number.isFinite(parts[0]) && parts[0] > 0 ? parts[0] : 1;
  const h = Number.isFinite(parts[1]) && parts[1] > 0 ? parts[1] : 1;
  frame.dataset.ratio = ratio;
  frame.style.setProperty("--cv-image-preview-aspect", `${w} / ${h}`);
  cvRefreshNodePorts(nodeEl);
}

function cvUpdateParamSummary(nodeEl) {
  if (!nodeEl) return;
  const sum = nodeEl.querySelector(".cv-video-pop > summary");
  if (!sum) return;
  const val = (sel) => {
    const el = nodeEl.querySelector(sel);
    return el ? el.value.trim() : "";
  };
  if (nodeEl.querySelector(".cv-image-compact")) {
    cvSyncImagePreviewRatio(nodeEl);
    sum.textContent = [val(".cv-field-ratio") || "1:1", val(".cv-field-quality") || "1K"].join(" · ");
    return;
  }
  if (nodeEl.querySelector(".cv-tts-compact")) {
    sum.textContent = [val(".cv-field-voice") || "alloy", val(".cv-field-format") || "mp3"].join(" · ");
    return;
  }
  const modeMap = { text: "文生", first: "首帧", firstlast: "双图", reference: "参考" };
  const mode = modeMap[val(".cv-field-vmode")] || "文生";
  const resolutionMap = { "2k": "2K", "4k": "4K" };
  const resolution = val(".cv-field-vsize") || "720p";
  sum.textContent = [mode, val(".cv-field-ratio") || "16:9", resolutionMap[resolution.toLowerCase()] || resolution, val(".cv-field-duration") || "5s"].join(" · ");
}

// 按所选分组切换 Seedance / Seedance V2 的默认接口与提示。
function cvApplyGroupChannelHints(nodeEl, groupId) {
  if (!nodeEl) return;
  const isSeedanceVideo = !!(nodeEl.querySelector(".cv-node-video") && !nodeEl.querySelector(".cv-node-grokVideo"));
  if (!isSeedanceVideo) return;
  const g = (CANVAS.groups || []).find((item) => String(item.id) === String(groupId || ""));
  const endpoint = nodeEl.querySelector(".cv-field-endpoint");
  const hint = nodeEl.querySelector(".cv-node-hint");
  const title = nodeEl.querySelector(".cv-video-label");
  const isV2 = cvIsSeedanceV2Group(g);
  if (endpoint) {
    const cur = String(endpoint.value || "").trim();
    const v1Path = "/v1/videos";
    const v2Path = "/v1/video/generations";
    // 仅在空或旧默认路径时自动切换，避免覆盖用户自定义
    if (!cur || cur === v1Path || cur === v2Path || /\/v1\/videos(?:\/generations)?$/i.test(cur) || /\/v1\/video\/generations$/i.test(cur)) {
      endpoint.value = isV2 ? v2Path : "";
    }
    endpoint.placeholder = isV2 ? v2Path : v1Path;
    endpoint.title = isV2 ? "Seedance V2 原生接口" : "CLMM / 旧 Seedance 接口";
  }
  if (hint) {
    hint.textContent = isV2
      ? "Seedance V2（Binghuo）：模型请拉取 V2 分组完整名称，默认 /v1/video/generations"
      : "Seedance / CLMM：模型名、时长和参考图按上游能力校验，默认 /v1/videos";
  }
  if (title) {
    title.innerHTML = isV2 ? "<span>▦</span>Seedance V2" : "<span>▦</span>视频";
  }
}

// 分组下拉变化：清空旧模型候选，并按 Seedance V1/V2 切换默认接口。
function cvOnGroupChange(nodeEl, groupId) {
  const dl = nodeEl.querySelector(".cv-node-datalist");
  if (dl) dl.innerHTML = "";
  const model = nodeEl.querySelector(".cv-field-model");
  if (model && model.tagName === "SELECT") model.innerHTML = '<option value="">请点击“拉取”选择模型</option>';
  cvApplyGroupChannelHints(nodeEl, groupId);
}

// 拉取某节点所选分组的模型 → 填充完整模型下拉/候选列表
async function cvFetchNodeModels(nodeId, btn) {
  const nodeEl = document.getElementById(`node-${nodeId}`);
  if (!nodeEl) return;
  const sel = nodeEl.querySelector(".cv-field-group");
  const groupId = sel ? sel.value : "";
  if (!groupId) {
    toast("请先选择中转分组（或在『路由中转』添加分组）", "");
    return;
  }
  busy(btn, true, "…");
  try {
    if (!apic.canvasModels) throw new Error("拉取模型能力尚未就绪（后端未接入）");
    const r = await apic.canvasModels(groupId);
    if (!r || !r.ok) throw new Error((r && r.error) || "拉取失败");
    const models = Array.isArray(r.models) ? r.models : [];
    cvSetNodeModelOptions(nodeEl, models);
    toast(`已拉取 ${models.length} 个模型，请从下拉框手动选择`, "ok");
  } catch (e) {
    toast("拉取模型失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
}

// 加载中转分组并缓存；完成后回填所有已存在节点的分组下拉
async function cvLoadGroups() {
  try {
    if (!apic.canvasGroups) throw new Error("no api");
    const r = await apic.canvasGroups();
    if (r && r.ok) {
      CANVAS.groups = Array.isArray(r.groups) ? r.groups : [];
      CANVAS.activeGroupId = r.activeId || (CANVAS.groups[0] && CANVAS.groups[0].id) || "";
    } else {
      CANVAS.groups = [];
      CANVAS.activeGroupId = "";
    }
  } catch (e) {
    CANVAS.groups = [];
    CANVAS.activeGroupId = "";
  }
  cvBackfillGroups();
}

// 回填画布内所有节点的分组下拉（节点可能先于分组数据创建）
function cvBackfillGroups() {
  document.querySelectorAll("#drawflow .cv-field-group").forEach(cvFillGroupSelect);
}

// 当前画布全部节点（对象：{ [id]: nodeData }）
function cvAllNodes() {
  try {
    const ed = CANVAS.editor;
    return (ed.drawflow.drawflow[ed.module] || {}).data || {};
  } catch (e) {
    return {};
  }
}

// 给某节点的提示词/文本域预填内容（addNode 后 DOM 已同步存在）
function cvSetField(id, value) {
  const el = document.querySelector(`#node-${id} .cv-field-prompt`);
  if (el) el.value = value;
}

// 注入示例工作流：文本→文生图→图生视频，另一文本→TTS（仅在画布为空时）
function cvSeedSample() {
  const ed = CANVAS.editor;
  if (!ed) return;
  if (Object.keys(cvAllNodes()).length > 0) return; // 已有节点则不重复注入
  try {
    // addNode 返回新节点 id；错开摆放避免重叠（节点宽 250px）
    const t1 = ed.addNode("text", 0, 1, 40, 60, "cv-df-text", {}, cvNodeHTML("text"), false);
    const img = ed.addNode("image", 1, 1, 370, 40, "cv-df-image", {}, cvNodeHTML("image"), false);
    const vid = ed.addNode("video", 1, 0, 710, 40, "cv-df-video", {}, cvNodeHTML("video"), false);
    const t2 = ed.addNode("text", 0, 1, 40, 420, "cv-df-text", {}, cvNodeHTML("text"), false);
    const tts = ed.addNode("tts", 1, 0, 370, 400, "cv-df-tts", {}, cvNodeHTML("tts"), false);
    cvSetField(t1, "一只戴宇航头盔的柴犬，赛博朋克霓虹风");
    cvSetField(t2, "大家好，这是TD工具箱创意画布");
    // 能力节点：唯一化 datalist + 回填分组下拉（默认选中 activeId）
    [img, vid, tts].forEach(cvSetupNode);
    cvRefreshAllNodePorts();
    // 连线：output_1 → input_1
    ed.addConnection(t1, img, "output_1", "input_1");
    ed.addConnection(img, vid, "output_1", "input_1");
    ed.addConnection(t2, tts, "output_1", "input_1");
    cvRefreshAllNodePorts();
    cvUpdateEmptyHint();
  } catch (e) {
    // 预置失败不影响画布可用
  }
}

// 全屏尺寸变化后触发一次重绘（节点绝对坐标不变，仅刷新缩放/连线）
function cvReflow() {
  try {
    if (CANVAS.editor && typeof CANVAS.editor.zoom_refresh === "function") {
      CANVAS.editor.zoom_refresh();
    }
    cvRefreshAllNodePorts();
  } catch (e) {}
}

function cvZoomPercent() {
  return Math.round((CANVAS.editor && CANVAS.editor.zoom ? CANVAS.editor.zoom : 1) * 100);
}

function cvSyncZoomControls(forceRange) {
  const ed = CANVAS.editor;
  const pct = cvZoomPercent();
  const label = document.getElementById("cv-zoom-reset");
  const range = document.getElementById("cv-zoom-range");
  if (label) label.textContent = pct + "%";
  if (range && ed) {
    range.min = String(Math.round((ed.zoom_min || 0.5) * 100));
    range.max = String(Math.round((ed.zoom_max || 1.6) * 100));
    if (forceRange || document.activeElement !== range) range.value = String(pct);
  }
}

function cvSetZoomPercent(pct) {
  const ed = CANVAS.editor;
  if (!ed) return;
  const minPct = Math.round((ed.zoom_min || 0.5) * 100);
  const maxPct = Math.round((ed.zoom_max || 1.6) * 100);
  const next = Math.min(maxPct, Math.max(minPct, Math.round(Number(pct) || 100)));
  ed.zoom = next / 100;
  if (typeof ed.zoom_refresh === "function") ed.zoom_refresh();
  cvSyncZoomControls(true);
  cvRefreshAllNodePorts();
  cvScheduleAutosave();
}

function cvRequestAutoFull() {
  const panel = document.getElementById("tab-canvas");
  if (!panel || panel.classList.contains("cv-fullscreen")) return;
  requestAnimationFrame(() => {
    requestAnimationFrame(() => {
      if (panel.classList.contains("active") && !panel.classList.contains("cv-fullscreen")) {
        cvToggleFull(true);
      }
    });
  });
}

// 切换沉浸式全屏（fixed 覆盖整个应用窗口，不新开窗口）
function cvToggleFull(force) {
  const panel = document.getElementById("tab-canvas");
  if (!panel) return;
  const on = typeof force === "boolean"
    ? force
    : !panel.classList.contains("cv-fullscreen");
  panel.classList.toggle("cv-fullscreen", on);
  document.body.classList.toggle("cv-noscroll", on);
  const btn = document.getElementById("cv-full-btn");
  if (btn) btn.textContent = on ? "✕ 退出全屏" : "⛶ 全屏";
  requestAnimationFrame(() => requestAnimationFrame(cvReflow));
}

// 计算画布中心坐标（考虑当前缩放/平移），并错位摆放避免重叠
function cvCenterPos() {
  const c = document.getElementById("drawflow");
  const ed = CANVAS.editor;
  const zoom = ed.zoom || 1;
  const rect = c.getBoundingClientRect();
  const stagger = (CANVAS.addCount++ % 6) * 34;
  const x = (rect.width / 2 - (ed.canvas_x || 0)) / zoom - 120 + stagger;
  const y = (rect.height / 2 - (ed.canvas_y || 0)) / zoom - 90 + stagger;
  return { x: Math.max(20, x), y: Math.max(20, y) };
}

function cvCanvasPosFromPoint(clientX, clientY) {
  const c = document.getElementById("drawflow");
  const ed = CANVAS.editor;
  if (!c || !ed) return cvCenterPos();
  const rect = c.getBoundingClientRect();
  const zoom = ed.zoom || 1;
  const x = (clientX - rect.left - (ed.canvas_x || 0)) / zoom - 125;
  const y = (clientY - rect.top - (ed.canvas_y || 0)) / zoom - 70;
  return { x: Math.max(20, x), y: Math.max(20, y) };
}

function cvUpdateEmptyHint() {
  const hint = document.getElementById("cv-empty-hint");
  if (!hint) return;
  hint.classList.toggle("hidden", Object.keys(cvAllNodes()).length > 0);
}

function cvOpenQuickMenu(clientX, clientY) {
  const menu = document.getElementById("cv-quick-menu");
  const stage = document.querySelector("#tab-canvas .cv-stage");
  if (!menu || !stage) return;
  CANVAS.quickAddPos = cvCanvasPosFromPoint(clientX, clientY);
  const rect = stage.getBoundingClientRect();
  const width = 240;
  const height = 310;
  const left = Math.min(Math.max(14, clientX - rect.left + 12), Math.max(14, rect.width - width - 14));
  const top = Math.min(Math.max(14, clientY - rect.top + 12), Math.max(14, rect.height - height - 14));
  menu.style.left = left + "px";
  menu.style.top = top + "px";
  menu.classList.remove("hidden");
}

function cvCloseQuickMenu() {
  const menu = document.getElementById("cv-quick-menu");
  if (menu) menu.classList.add("hidden");
}

// 在画布中心添加一个指定类型的节点
function cvAddNode(kind, customPos) {
  const m = CV_NODES[kind];
  if (!CANVAS.editor || !m) return;
  const pos = customPos || cvCenterPos();
  const id = CANVAS.editor.addNode(
    kind, m.inputs, m.outputs, pos.x, pos.y,
    `cv-df-${kind}`, {}, cvNodeHTML(kind), false
  );
  cvSetupNode(id); // 唯一化 datalist + 回填分组下拉
  cvRefreshNodePorts(document.getElementById(`node-${id}`));
  cvUpdateEmptyHint();
  cvScheduleAutosave();
}

function cvPortAnchor(nodeEl) {
  if (!nodeEl) return null;
  return nodeEl.querySelector("[data-port-anchor]") || nodeEl.querySelector(".cv-video-frame") || nodeEl.querySelector(".cv-video-composer");
}

function cvAlignNodePorts(nodeEl) {
  if (!nodeEl) return false;
  const frame = cvPortAnchor(nodeEl);
  if (!frame) return false;
  const nodeRect = nodeEl.getBoundingClientRect();
  const frameRect = frame.getBoundingClientRect();
  if (!nodeRect.width || !frameRect.width) return false;
  const zoom = (CANVAS.editor && CANVAS.editor.zoom) || 1;
  const midY = (frameRect.top - nodeRect.top + frameRect.height / 2) / zoom;
  const leftX = (frameRect.left - nodeRect.left) / zoom;
  const rightX = (frameRect.right - nodeRect.left) / zoom;
  const next = `${Math.round(midY)}:${Math.round(leftX)}:${Math.round(rightX)}`;
  if (nodeEl.dataset.cvPortPos === next) return false;
  nodeEl.dataset.cvPortPos = next;
  nodeEl.style.setProperty("--cv-port-y", `${midY}px`);
  nodeEl.style.setProperty("--cv-port-left", `${leftX}px`);
  nodeEl.style.setProperty("--cv-port-right", `${rightX}px`);
  return true;
}

function cvAlignAllNodePorts() {
  document.querySelectorAll("#drawflow .drawflow-node").forEach(cvAlignNodePorts);
}

function cvRefreshNodePorts(nodeEl) {
  if (!nodeEl || !nodeEl.id) return;
  const id = nodeEl.id;
  if (CANVAS.portRefreshNodeRAFs[id]) return;
  CANVAS.portRefreshNodeRAFs[id] = requestAnimationFrame(() => {
    delete CANVAS.portRefreshNodeRAFs[id];
    if (!nodeEl.isConnected) return;
    const changed = cvAlignNodePorts(nodeEl);
    if (changed && CANVAS.editor && typeof CANVAS.editor.updateConnectionNodes === "function") {
      CANVAS.editor.updateConnectionNodes(nodeEl.id);
    }
  });
}

function cvRefreshAllNodePorts() {
  if (CANVAS.portRefreshRAF) return;
  CANVAS.portRefreshRAF = requestAnimationFrame(() => {
    CANVAS.portRefreshRAF = 0;
    if (document.getElementById("drawflow")?.classList.contains("cv-dragging")) {
      setTimeout(cvRefreshAllNodePorts, 90);
      return;
    }
    document.querySelectorAll("#drawflow .drawflow-node").forEach((nodeEl) => {
      const changed = cvAlignNodePorts(nodeEl);
      if (changed && CANVAS.editor && typeof CANVAS.editor.updateConnectionNodes === "function") {
        CANVAS.editor.updateConnectionNodes(nodeEl.id);
      }
    });
  });
}

function cvObserveNodePortFrame(nodeEl) {
  if (!nodeEl) return;
  const frame = cvPortAnchor(nodeEl);
  if (!frame || frame.dataset.cvPortObserved) return;
  frame.dataset.cvPortObserved = "1";
  if (!CANVAS.portResizeObserver && typeof ResizeObserver !== "undefined") {
    CANVAS.portResizeObserver = new ResizeObserver((entries) => {
      entries.forEach((entry) => {
        const next = `${Math.round(entry.contentRect.width)}:${Math.round(entry.contentRect.height)}`;
        if (entry.target.dataset.cvResizeSize === next) return;
        entry.target.dataset.cvResizeSize = next;
        const node = entry.target.closest(".drawflow-node");
        if (node) CANVAS.portResizeQueue.add(node);
      });
      if (CANVAS.portResizeTimer) return;
      CANVAS.portResizeTimer = setTimeout(() => {
        CANVAS.portResizeTimer = 0;
        if (CANVAS.portResizeRAF) return;
        CANVAS.portResizeRAF = requestAnimationFrame(() => {
        CANVAS.portResizeRAF = 0;
        const nodes = Array.from(CANVAS.portResizeQueue);
        CANVAS.portResizeQueue.clear();
        nodes.forEach(cvRefreshNodePorts);
      });
      }, 120);
    });
  }
  if (CANVAS.portResizeObserver) CANVAS.portResizeObserver.observe(frame);
}

// 切换视频模式：按 mode 显隐首帧、尾帧和多参考图素材控件
function cvSyncVideoMode(nodeEl) {
  const sel = nodeEl.querySelector(".cv-field-vmode");
  if (!sel) return;
  const mode = sel.value || "first";
  const show = {
    first: mode === "first" || mode === "firstlast",
    last: mode === "firstlast",
    refs: mode === "reference",
  };
  ["first", "last", "refs"].forEach((slot) => {
    const box = nodeEl.querySelector(".cv-vmat-" + slot);
    if (box) box.classList.toggle("hidden", !show[slot]);
  });
}

// 读取单个节点的「输出产物」：文本节点实时读 textarea，其它读运行后缓存的 dataUrl
function cvNodeOutput(id) {
  const stored = CANVAS.outputs[id] || {};
  const res = { text: stored.text || "", image: stored.image || "" };
  try {
    const node = CANVAS.editor.getNodeFromId(id);
    if (node && node.name === "text") {
      const el = document.querySelector(`#node-${id} .cv-field-prompt`);
      if (el) res.text = el.value.trim();
    }
  } catch (e) {}
  return res;
}

// 汇总某节点所有上游连线的产物：文本保留首个，图片保留全部并提供首图兼容字段。
function cvCollectUpstream(nodeId) {
  try {
    const node = CANVAS.editor.getNodeFromId(nodeId);
    if (window.CanvasInputs) return window.CanvasInputs.collectUpstreamOutputs(node, cvNodeOutput);
  } catch (e) {}
  return { text: "", image: "", images: [] };
}

// 节点内错误红字
function cvSetErr(nodeEl, msg) {
  const e = nodeEl.querySelector(".cv-node-err");
  if (!e) return;
  if (msg) {
    e.textContent = msg;
    e.classList.remove("hidden");
  } else {
    e.textContent = "";
    e.classList.add("hidden");
  }
}

// 运行按钮 loading 态
function cvBusy(btn, on) {
  if (!btn) return;
  if (on) {
    btn.dataset.lbl = btn.textContent;
    btn.textContent = "运行中…";
    btn.disabled = true;
    btn.classList.add("loading");
  } else {
    btn.textContent = btn.dataset.lbl || "运行";
    btn.disabled = false;
    btn.classList.remove("loading");
  }
}

function cvMediaExt(mime, kind) {
  if (/png/i.test(mime)) return "png";
  if (/jpe?g/i.test(mime)) return "jpg";
  if (/webp/i.test(mime)) return "webp";
  if (/mp4/i.test(mime) || kind === "video" || kind === "grokVideo") return "mp4";
  if (/wav/i.test(mime)) return "wav";
  if (/mpeg/i.test(mime) || /mp3/i.test(mime)) return "mp3";
  if (/ogg/i.test(mime) || /opus/i.test(mime)) return "opus";
  return kind === "image" ? "png" : kind === "audio" ? "mp3" : "bin";
}

function cvPreviewChrome(kind, dataUrl, sourceUrl, foot) {
  const isVideo = kind === "video" || kind === "grokVideo";
  const sourceAttr = sourceUrl ? ` data-source-url="${esc(sourceUrl)}"` : "";
  const media = isVideo
    ? `<video class="cv-media" controls src="${dataUrl}"${sourceAttr}></video>`
    : `<img class="cv-media" src="${dataUrl}"${sourceAttr} alt="生成图片" />`;
  return `
    <div class="cv-preview-shell ${isVideo ? "cv-preview-video" : "cv-preview-image"}">
      <div class="cv-preview-actions">
        <button type="button" class="cv-preview-open" title="放大预览">⛶</button>
        <button type="button" class="cv-preview-download" title="下载">⇩</button>
      </div>
      ${media}
    </div>${foot}`;
}

function cvAudioPreviewChrome(dataUrl, foot) {
  return `
    <div class="cv-preview-shell cv-preview-audio">
      <div class="cv-preview-actions">
        <button type="button" class="cv-preview-open" title="放大预览">⛶</button>
        <button type="button" class="cv-preview-download" title="下载">⇩</button>
      </div>
      <audio class="cv-media-audio" controls src="${dataUrl}"></audio>
    </div>${foot}`;
}

function cvOpenPreview(previewEl) {
  if (!previewEl) return;
  const media = previewEl.querySelector("img.cv-media, video.cv-media, audio.cv-media-audio");
  if (!media || !media.src) return;
  const isVideo = media.tagName === "VIDEO";
  const isAudio = media.tagName === "AUDIO";
  const src = media.src || media.dataset.sourceUrl;
  const modal = modalOverlay.querySelector(".modal");
  const body = $("#modal-body");
  $("#modal-title").textContent = isVideo ? "视频预览" : isAudio ? "音频预览" : "图片预览";
  body.innerHTML = "";
  const m = document.createElement(isVideo ? "video" : isAudio ? "audio" : "img");
  m.className = "cv-modal-media";
  m.src = src;
  if (isVideo || isAudio) m.controls = true;
  body.appendChild(m);
  if (modal) modal.classList.add("cv-media-modal");
  modalOverlay.classList.remove("hidden");
}

function cvDataUrlToBlob(dataUrl) {
  const m = /^data:([^;,]+)?(;base64)?,(.*)$/is.exec(dataUrl);
  if (!m) throw new Error("不是合法的 data URL");
  const mime = m[1] || "application/octet-stream";
  if (m[2]) {
    // base64 编码 → 直接 atob 解码（+ 是合法 base64 字符，不要 decodeURIComponent）
    const bin = atob(m[3]);
    const u8 = new Uint8Array(bin.length);
    for (let i = 0; i < bin.length; i++) u8[i] = bin.charCodeAt(i);
    return new Blob([u8], { type: mime });
  }
  // 非 base64 的 data URL（百分号编码）
  const raw = decodeURIComponent(m[3].replace(/\+/g, " "));
  return new Blob([raw], { type: mime });
}

async function cvDownloadPreview(previewEl) {
  if (!previewEl) return;
  const media = previewEl.querySelector("img.cv-media, video.cv-media, audio.cv-media-audio");
  if (!media || !media.src) return;
  const isVideo = media.tagName === "VIDEO";
  const isAudio = media.tagName === "AUDIO";
  const src = media.src || media.dataset.sourceUrl;
  try {
    let blob;
    if (/^data:/i.test(src)) {
      // data URL 直接解析，不走 fetch（避免 CSP 拦截 + 节省内存）
      blob = cvDataUrlToBlob(src);
    } else {
      // 远程 URL 仍需 fetch
      const res = await fetch(src);
      if (!res.ok) throw new Error("HTTP " + res.status);
      blob = await res.blob();
    }
    const ext = cvMediaExt(blob.type, isVideo ? "video" : isAudio ? "audio" : "image");
    const url = URL.createObjectURL(blob);
    const a = document.createElement("a");
    a.href = url;
    a.download = `td-canvas-${Date.now()}.${ext}`;
    document.body.appendChild(a);
    a.click();
    a.remove();
    setTimeout(() => URL.revokeObjectURL(url), 1500);
  } catch (e) {
    if (/^https?:\/\//i.test(src) && apic.openExternal) {
      apic.openExternal(src);
      toast("已用浏览器打开原始文件链接", "ok");
      return;
    }
    toast("下载失败：" + (e.message || e), "err");
  }
}

// 渲染运行结果到预览区（结果均为主进程返回的 data URL）
function cvRenderResult(kind, el, r) {
  const meta = r.meta || {};
  const info = [meta.model, meta.ms ? meta.ms + "ms" : "", meta.host]
    .filter(Boolean).join(" · ");
  const foot = info ? `<div class="cv-meta">${esc(info)}</div>` : "";
  if (kind === "image") {
    el.innerHTML = cvPreviewChrome(kind, r.dataUrl, r.url || "", foot);
  } else if (kind === "video" || kind === "grokVideo") {
    el.innerHTML = cvPreviewChrome(kind, r.dataUrl, r.url || "", foot);
  } else if (kind === "tts") {
    el.innerHTML = cvAudioPreviewChrome(r.dataUrl, foot);
  }
}

function cvResultHost(nodeEl, kind) {
  if (!nodeEl) return null;
  if (kind === "image" || kind === "video" || kind === "grokVideo" || kind === "tts") {
    return nodeEl.querySelector(".cv-video-frame-inner") || nodeEl.querySelector(".cv-node-preview");
  }
  return nodeEl.querySelector(".cv-node-preview");
}

function cvResetResultHost(el, kind) {
  if (!el) return;
  if (el.classList.contains("cv-video-frame-inner")) {
    el.innerHTML = kind === "image" ? "▧" : kind === "tts" ? "♪" : "▣";
    return;
  }
  el.classList.add("hidden");
  el.innerHTML = "";
}

// 据 比例×清晰度 算出图像尺寸 "WxH"（长边 1K=1024/2K=2048/4K=4096，短边按比例取整）
function cvRatioToSize(ratio, quality) {
  const longEdge = quality === "4K" ? 4096 : quality === "2K" ? 2048 : 1024;
  const parts = String(ratio).split(":").map((n) => parseFloat(n));
  let w = parts[0], h = parts[1];
  if (!w || !h) { w = 1; h = 1; }
  const maxPart = Math.max(w, h);
  const scale = longEdge / maxPart;
  return `${Math.round(w * scale)}x${Math.round(h * scale)}`;
}

// —— 流式图片渐进预览 ——
// 清理某节点的所有 runId 映射（重跑/删除时，避免旧帧串到新预览）
function cvClearRunMapForNode(nodeId) {
  const nid = String(nodeId);
  for (const rid of Object.keys(CANVAS.runMap)) {
    if (String(CANVAS.runMap[rid]) === nid) delete CANVAS.runMap[rid];
  }
}

// 把预览区里的 <img> 换成新 dataUrl；若还是 skeleton 则替换成 <img>
function cvSetPreviewImage(prevEl, dataUrl) {
  if (!prevEl || !dataUrl) return;
  prevEl.classList.remove("hidden");
  if (prevEl.classList.contains("cv-video-frame-inner")) {
    const foot = '<div class="cv-meta">生成中…</div>';
    prevEl.innerHTML = cvPreviewChrome("image", dataUrl, "", foot);
    return;
  }
  const img = prevEl.querySelector("img.cv-media");
  if (img) img.src = dataUrl;
  else prevEl.innerHTML = `<img class="cv-media" src="${dataUrl}" alt="生成中…" />`;
}

// 订阅后端流式进度（幂等，页面生命周期内保留一次）
function cvBindProgress() {
  if (CANVAS.progressBound) return;
  if (!apic.onCanvasProgress) return; // 后端未接入则不订阅
  CANVAS.progressBound = true;
  apic.onCanvasProgress((p) => {
    try {
      if (!p || !p.runId || !p.dataUrl) return;
      const nodeId = CANVAS.runMap[p.runId];
      if (!nodeId) return; // 无映射（已结束/已清理）→ 丢弃，避免串图
      const nodeEl = document.getElementById(`node-${nodeId}`);
      if (!nodeEl) return;
      cvSetPreviewImage(cvResultHost(nodeEl, "image"), p.dataUrl);
    } catch (e) {}
  });
}

// 运行一个节点：组装 params → apic.canvasRun → 预览 / 报错（全程 try/catch）
async function cvRunNode(nodeId, btn) {
  const nodeEl = document.getElementById(`node-${nodeId}`);
  if (!nodeEl) return;
  const node = CANVAS.editor.getNodeFromId(nodeId);
  const kind = node && node.name;
  const workspaceContext = { workspaceId: CANVAS.workspaceId, workspaceState: cvWorkspaceSnapshot() };
  const prevEl = cvResultHost(nodeEl, kind);
  cvSetErr(nodeEl, "");

  // 组装每类节点的入参（优先自身填写，其次上游连线）
  const up = cvCollectUpstream(nodeId);
  const promptEl = nodeEl.querySelector(".cv-field-prompt");
  const ownText = promptEl ? promptEl.value.trim() : "";
  const val = (sel) => {
    const el = nodeEl.querySelector(sel);
    return el ? el.value.trim() : "";
  };
  let runKind = "";
  let params = null;
  let imageRunId = ""; // 仅 image 流式用；finally 里清理映射
  if (kind === "image") {
    const prompt = ownText || up.text;
    if (!prompt) return cvSetErr(nodeEl, "请填写提示词，或连接一个文本节点作为输入");
    const model = val(".cv-field-model");
    if (!model) return cvSetErr(nodeEl, "请先填写图像模型（如 flux-pro / dall-e-3）");
    const size = cvRatioToSize(val(".cv-field-ratio") || "1:1", val(".cv-field-quality") || "1K");
    const endpointPath = val(".cv-field-endpoint");
    runKind = "image";
    params = { prompt, model, size };
    if (endpointPath) params.endpointPath = endpointPath;
    // 图生图：本节点上传的参考图优先，其次使用连接上游的首张图片。
    const refImg = CANVAS.refImages[nodeId] || up.image;
    if (refImg) params.image = refImg;
    const refField = val(".cv-field-reffield");
    if (refField) params.refField = refField;
    // 流式渐进预览：先清理该节点旧映射（避免重跑串图），再生成唯一 runId
    cvClearRunMapForNode(nodeId);
    imageRunId = nodeId + "-" + (++CANVAS.runSeq);
    CANVAS.runMap[imageRunId] = nodeId;
    params.runId = imageRunId;
  } else if (kind === "video") {
    let mode = val(".cv-field-vmode") || "first";
    if (mode === "image") mode = "first"; // 兼容旧值
    const model = val(".cv-field-model");
    const endpointPath = val(".cv-field-endpoint");
    const duration = val(".cv-field-duration");
    const mats = CANVAS.videoMaterials[nodeId] || {};
    const matUrl = (slot) => {
      const el = nodeEl.querySelector(`.cv-vmat-url[data-slot="${slot}"]`);
      return el ? el.value.trim() : "";
    };
    const matUrls = (slot) => {
      const el = nodeEl.querySelector(`.cv-vmat-urls[data-slot="${slot}"]`);
      return el ? el.value.split(/\s+/).map((s) => s.trim()).filter(Boolean) : [];
    };
    runKind = "video";
    params = {
      mode,
      prompt: ownText || up.text,
      ratio: val(".cv-field-ratio"),
      quality: val(".cv-field-vquality"),
      resolution: val(".cv-field-vsize") || "720p",
      referenceField: val(".cv-field-refsource") || "images",
    };
    if (model) params.model = model;
    if (!(params.prompt && params.prompt.trim())) {
      return cvSetErr(nodeEl, "Seedance 文生/图生视频都必须填写提示词");
    }
    // 按模式收集素材：优先手填URL，其次上传缓存(dataURL)，首帧再兜底上游图
    if (mode === "first" || mode === "firstlast") {
      const first = matUrl("first") || mats.first || up.image || "";
      if (!first) return cvSetErr(nodeEl, "该模式需首帧：连上游『文生图』/ 上传 / 手填公网URL");
      params.image = first;
    }
    if (mode === "firstlast") {
      const last = matUrl("last") || mats.last || "";
      if (!last) return cvSetErr(nodeEl, "首尾帧模式还需尾帧图（上传或手填公网URL）");
      params.lastFrameImage = last;
    }
    if (mode === "reference") {
      const refs = CanvasInputs.uniqueNonEmpty([].concat(up.images, mats.refs || [], matUrls("refs")));
      if (!refs.length) return cvSetErr(nodeEl, "多参考图模式请连接上游图片、上传参考图，或填写公网图片URL");
      params.referenceImages = refs;
    }
    if (duration) params.seconds = duration;
    if (endpointPath) params.endpointPath = endpointPath;
    else {
      // 未填高级接口时：Seedance V2 分组自动走原生 /v1/video/generations
      const gid = val(".cv-field-group");
      const gg = (CANVAS.groups || []).find((item) => String(item.id) === String(gid || ""));
      if (cvIsSeedanceV2Group(gg) || cvIsSeedanceV2Model(model)) params.endpointPath = "/v1/video/generations";
    }
  } else if (kind === "grokVideo") {
    const mode = val(".cv-field-vmode") || "text";
    const model = val(".cv-field-model");
    const endpointPath = val(".cv-field-endpoint");
    const duration = val(".cv-field-duration");
    const mats = CANVAS.videoMaterials[nodeId] || {};
    const matUrl = (slot) => {
      const el = nodeEl.querySelector(`.cv-vmat-url[data-slot="${slot}"]`);
      return el ? el.value.trim() : "";
    };
    const matUrls = (slot) => {
      const el = nodeEl.querySelector(`.cv-vmat-urls[data-slot="${slot}"]`);
      return el ? el.value.split(/\s+/).map((s) => s.trim()).filter(Boolean) : [];
    };
    runKind = "grokVideo";
    params = {
      mode,
      prompt: ownText || up.text,
      model,
      resolution: val(".cv-field-vsize") || "720p",
      aspectRatio: val(".cv-field-ratio") || "16:9",
    };
    if (!params.prompt) return cvSetErr(nodeEl, "请填写 Grok 视频提示词，或连接一个文本节点作为输入");
    if (mode === "first") {
      const first = matUrl("first") || mats.first || up.image || "";
      if (!first) return cvSetErr(nodeEl, "首帧图生视频需要首帧：连上游『文生图』/ 上传 / 手填公网URL");
      params.image = first;
    }
    if (mode === "reference") {
      const refs = CanvasInputs.uniqueNonEmpty([].concat(up.images, mats.refs || [], matUrls("refs")));
      if (!refs.length) return cvSetErr(nodeEl, "多参考图模式请连接上游图片、上传参考图，或填写公网图片URL");
      params.referenceImages = refs;
      params.aspectRatio = params.aspectRatio || "16:9";
    }
    if (duration) params.seconds = duration;
    if (endpointPath) params.endpointPath = endpointPath;
  } else if (kind === "tts") {
    const text = ownText || up.text;
    if (!text) return cvSetErr(nodeEl, "请填写文本，或连接一个文本节点作为输入");
    const model = val(".cv-field-model");
    const voice = val(".cv-field-voice") || "alloy";
    const format = val(".cv-field-format") || "mp3";
    runKind = "tts";
    params = { text, voice, format };
    if (model) params.model = model;
  } else {
    return; // 文本节点无需运行
  }

  // 每个能力节点都需选定中转分组，params 带上 groupId
  const groupId = val(".cv-field-group");
  if (!groupId)
    return cvSetErr(nodeEl, "请先选择中转分组（或在『路由中转』添加分组）");
  params.groupId = groupId;

  cvBusy(btn, true);
  if (prevEl) {
    prevEl.classList.remove("hidden");
    prevEl.innerHTML = `<div class="cv-skeleton"><span class="cv-spin"></span>生成中…</div>`;
  }
  try {
    await cvSaveWorkspace();
    if (!apic.canvasRun) throw new Error("画布运行能力尚未就绪（后端未接入）");
    const r = await apic.canvasRun(runKind, params);
    if (!r || !r.ok) throw new Error((r && r.error) || "生成失败");
    if (CANVAS.workspaceId === workspaceContext.workspaceId) {
      cvRenderResult(runKind, prevEl, r);
      // 缓存产物供下游取用（图片可连到图生视频）
      if (runKind === "image") CANVAS.outputs[nodeId] = { image: r.dataUrl };
    }
    try {
      await cvCacheOutput(nodeId, runKind, r, workspaceContext);
    } catch (cacheErr) {
      toast("生成成功，但本地缓存失败：" + (cacheErr.message || cacheErr), "err");
    }
  } catch (e) {
    cvResetResultHost(prevEl, runKind || kind);
    cvSetErr(nodeEl, e.message || String(e));
  } finally {
    cvBusy(btn, false);
    if (imageRunId) delete CANVAS.runMap[imageRunId]; // 运行结束清理映射
  }
}

// 刷新顶部状态徽标 + 未就绪遮罩
async function cvRefreshStatus() {
  const badge = document.getElementById("cv-status");
  const mask = document.getElementById("cv-mask");
  const maskText = document.getElementById("cv-mask-text");
  if (!badge || !mask) return;
  badge.textContent = "检测中…";
  badge.className = "pc-badge cv-status";
  try {
    if (!apic.canvasStatus) throw new Error("中转能力尚未就绪（后端未接入）");
    const st = await apic.canvasStatus();
    CANVAS.status = st;
    if (st && st.ready) {
      const p = st.provider || {};
      const label = [p.name, p.model].filter(Boolean).join(" · ") || "已就绪";
      badge.textContent = "● " + label;
      badge.classList.add("on");
      mask.classList.add("hidden");
    } else {
      badge.textContent = "○ 未就绪";
      badge.classList.add("off");
      if (maskText) maskText.textContent =
        (st && st.reason) || "请先在『路由中转』配置并激活一个中转分组";
      mask.classList.remove("hidden");
    }
  } catch (e) {
    badge.textContent = "○ 状态获取失败";
    badge.classList.add("off");
    if (maskText) maskText.textContent = "无法获取中转状态：" + (e.message || e);
    mask.classList.remove("hidden");
  }
}

// 进入画布：懒初始化 + 加载分组 + 刷新状态
async function cvEnter() {
  cvInit();
  cvBindProgress(); // 幂等；若启动时后端未就绪，进入时再尝试订阅
  cvLoadGroups();
  cvRefreshStatus();
  cvRequestAutoFull();
  if (!CANVAS.workspaceReady && !CANVAS.workspaceLoading) {
    CANVAS.workspaceLoading = true;
    try {
      const r = await apic.canvasWorkspaces();
      CANVAS.workspaceList = r && r.ok && Array.isArray(r.workspaces) ? r.workspaces : [];
      if (!CANVAS.workspaceList.length) {
        await cvCreateWorkspace();
      } else {
        await cvOpenWorkspacePicker();
      }
    } catch (e) {
      toast("画布记录加载失败：" + (e.message || e), "err");
    } finally {
      CANVAS.workspaceLoading = false;
    }
  }
}
const cvTabBtn = document.querySelector('.tab[data-tab="canvas"]');
if (cvTabBtn) cvTabBtn.addEventListener("click", cvEnter);
// 启动时订阅一次流式进度（幂等）
cvBindProgress();

document.getElementById("cv-projects-btn")?.addEventListener("click", cvOpenWorkspacePicker);
document.getElementById("cv-project-close")?.addEventListener("click", cvCloseWorkspacePicker);
document.getElementById("cv-project-create")?.addEventListener("click", () => {
  cvCreateWorkspace().catch((e) => toast("新建画布失败：" + (e.message || e), "err"));
});
document.getElementById("cv-new-btn")?.addEventListener("click", () => {
  cvCreateWorkspace().catch((e) => toast("新建画布失败：" + (e.message || e), "err"));
});
document.getElementById("cv-project-list")?.addEventListener("click", (e) => {
  const renameStart = e.target.closest("[data-cv-rename-start]");
  if (renameStart) {
    CANVAS.workspaceRenamingId = renameStart.dataset.cvRenameStart;
    cvRenderWorkspaceList();
    return;
  }
  if (e.target.closest("[data-cv-rename-cancel]")) {
    CANVAS.workspaceRenamingId = "";
    cvRenderWorkspaceList();
    return;
  }
  const renameSave = e.target.closest("[data-cv-rename-save]");
  if (renameSave) {
    cvRenameWorkspace(renameSave.dataset.cvRenameSave).catch((err) => toast("改名失败：" + (err.message || err), "err"));
    return;
  }
  const btn = e.target.closest("[data-cv-workspace-id]");
  if (!btn) return;
  busy(btn, true, "载入中…");
  cvLoadWorkspace(btn.dataset.cvWorkspaceId)
    .catch((err) => toast("恢复画布失败：" + (err.message || err), "err"))
    .finally(() => busy(btn, false));
});
document.getElementById("cv-project-list")?.addEventListener("keydown", (e) => {
  const input = e.target.closest("[data-cv-rename-input]");
  if (!input) return;
  if (e.key === "Enter") {
    e.preventDefault();
    cvRenameWorkspace(input.dataset.cvRenameInput).catch((err) => toast("改名失败：" + (err.message || err), "err"));
  } else if (e.key === "Escape") {
    CANVAS.workspaceRenamingId = "";
    cvRenderWorkspaceList();
  }
});

// 顶部「添加节点」按钮
$$("[data-cv-add]").forEach((b) =>
  b.addEventListener("click", () => {
    cvInit();
    cvAddNode(b.dataset.cvAdd);
  })
);
// 遮罩内「前往路由中转」
const cvGoto = document.getElementById("cv-goto-router");
if (cvGoto) cvGoto.addEventListener("click", () => activatePanel("router"));

// 工具条「🔄 拉取模型」：用当前激活分组拉取，一次性灌进所有节点的模型选择器
const cvModelsBtn = document.getElementById("cv-models-btn");
if (cvModelsBtn)
  cvModelsBtn.addEventListener("click", async (ev) => {
    const btn = ev.currentTarget;
    busy(btn, true, "拉取中…");
    try {
      if (!apic.canvasModels) throw new Error("拉取模型能力尚未就绪（后端未接入）");
      const r = await apic.canvasModels(CANVAS.activeGroupId || undefined);
      if (!r || !r.ok) throw new Error((r && r.error) || "拉取失败");
      const models = Array.isArray(r.models) ? r.models : [];
      const nodes = document.querySelectorAll("#drawflow .drawflow-node");
      nodes.forEach((node) => cvSetNodeModelOptions(node, models));
      toast(`已按当前分组拉取 ${models.length} 个模型，可在各节点手动切换`, "ok");
    } catch (e) {
      toast("拉取模型失败：" + (e.message || e), "err");
    } finally {
      busy(btn, false);
    }
  });

// 工具条「载入示例」：画布为空时重新注入示例工作流
const cvSeedBtn = document.getElementById("cv-seed-btn");
if (cvSeedBtn)
  cvSeedBtn.addEventListener("click", () => {
    cvInit();
    if (Object.keys(cvAllNodes()).length > 0) {
      toast("画布已有节点，先清空后再载入示例", "");
      return;
    }
    cvSeedSample();
  });

// 工具条「⛶ 放大 / ✕ 退出放大」
const cvFullBtn = document.getElementById("cv-full-btn");
if (cvFullBtn)
  cvFullBtn.addEventListener("click", () => {
    cvInit();
    cvToggleFull();
  });

// 悬浮缩放控件（＋ / 100% 重置 / －）统一走 cvSetZoomPercent，避免越过 Drawflow min/max
const cvZoomStep = (delta) => () => {
  cvInit();
  cvSetZoomPercent(cvZoomPercent() + delta);
};
document.getElementById("cv-zoom-in")?.addEventListener("click", cvZoomStep(5));
document.getElementById("cv-zoom-out")?.addEventListener("click", cvZoomStep(-5));
document.getElementById("cv-zoom-reset")?.addEventListener("click", () => {
  cvInit();
  cvSetZoomPercent(100);
});
const cvZoomRange = document.getElementById("cv-zoom-range");
if (cvZoomRange) {
  cvZoomRange.addEventListener("input", () => cvSetZoomPercent(cvZoomRange.value));
}

// Esc 退出全屏
document.addEventListener("keydown", (e) => {
  if (e.key === "Escape") {
    const panel = document.getElementById("tab-canvas");
    if (panel && panel.classList.contains("cv-fullscreen")) cvToggleFull(false);
  }
});

// ============================================================================
//  员工团队：需求 → AI 员工团队 → 打包 zip
// ============================================================================
const TEAM = {
  tool: "codex",
  team: null,
  groups: [],
  activeGroupId: "",
  orchestratorGroupId: "",
  agentGroupId: "",
  agentModels: [],
  loaded: false,
};

async function tmEnter() {
  if (!TEAM.loaded) {
    TEAM.loaded = true;
    tmSetView(TEAM.team ? "content" : "empty"); // 归一初始层，避免 empty/loading/content 叠在一起
    await tmLoadGroups();
  }
}

// 拉取中转分组，填充分组下拉
async function tmLoadGroups() {
  try {
    if (!apic.canvasGroups) throw new Error("no api");
    const r = await apic.canvasGroups();
    if (r && r.ok) {
      TEAM.groups = Array.isArray(r.groups) ? r.groups : [];
      TEAM.activeGroupId = r.activeId || (TEAM.groups[0] && TEAM.groups[0].id) || "";
      TEAM.orchestratorGroupId = TEAM.orchestratorGroupId || TEAM.activeGroupId;
      const preferredWorker = TEAM.groups.find((g) => /deepseek/i.test(
        `${g.id || ""} ${g.name || ""} ${g.model || ""} ${(g.models || []).join(" ")}`
      ));
      const fallbackWorker = TEAM.groups.find((g) => g.id !== TEAM.activeGroupId && !g.codexImage && !g.codexVideo && !g.stt)
        || TEAM.groups[0];
      TEAM.agentGroupId = TEAM.agentGroupId || (preferredWorker && preferredWorker.id) || (fallbackWorker && fallbackWorker.id) || "";
    } else {
      TEAM.groups = [];
      TEAM.activeGroupId = "";
      TEAM.orchestratorGroupId = "";
      TEAM.agentGroupId = "";
    }
  } catch (e) {
    TEAM.groups = [];
    TEAM.activeGroupId = "";
    TEAM.orchestratorGroupId = "";
    TEAM.agentGroupId = "";
  }
  tmRenderGroupSelect("tm-group", TEAM.activeGroupId, (id) => {
    TEAM.activeGroupId = id;
    const group = TEAM.groups.find((g) => g.id === id);
    tmSetSelectModels("tm-model", TEAM.activeGroupId, group && (group.model || (group.models || [])[0]));
    tmUpdateGenBtn();
  });
  tmRenderGroupSelect("tm-orch-group", TEAM.orchestratorGroupId, (id) => {
    TEAM.orchestratorGroupId = id;
    const group = TEAM.groups.find((g) => g.id === id);
    tmSetSelectModels("tm-orch-model", TEAM.orchestratorGroupId, group && (group.model || (group.models || [])[0]));
    tmUpdateGenBtn();
  });
  tmRenderGroupSelect("tm-agent-group", TEAM.agentGroupId, (id) => {
    TEAM.agentGroupId = id;
    const group = TEAM.groups.find((g) => g.id === id);
    tmSetWorkerModels(group, group && (group.model || (group.models || [])[0]), true);
    tmUpdateGenBtn();
  });
  const leadGroup = TEAM.groups.find((g) => g.id === TEAM.activeGroupId);
  const orchestratorGroup = TEAM.groups.find((g) => g.id === TEAM.orchestratorGroupId);
  const workerGroup = TEAM.groups.find((g) => g.id === TEAM.agentGroupId);
  tmSetSelectModels("tm-model", TEAM.activeGroupId, leadGroup && (leadGroup.model || (leadGroup.models || [])[0]));
  tmSetSelectModels("tm-orch-model", TEAM.orchestratorGroupId, orchestratorGroup && (orchestratorGroup.model || (orchestratorGroup.models || [])[0]));
  tmSetWorkerModels(workerGroup, workerGroup && (workerGroup.model || (workerGroup.models || [])[0]));
  tmUpdateGenBtn();
}

function tmRenderGroupSelect(id, selectedId, onChange) {
  const sel = document.getElementById(id);
  if (!sel) return;
  sel.innerHTML = TEAM.groups.length
    ? TEAM.groups.map((g) => `<option value="${esc(g.id)}">${esc(g.name || g.id)}</option>`).join("")
    : `<option value="">未配置可用分组（去『路由中转』添加）</option>`;
  sel.value = selectedId || "";
  sel.onchange = () => onChange(sel.value);
}

function tmSetSelectModels(id, groupId, preferred) {
  const sel = document.getElementById(id);
  if (!sel) return;
  const group = TEAM.groups.find((g) => g.id === groupId);
  const models = Array.from(new Set([
    preferred,
    group && group.model,
    ...((group && group.models) || []),
  ].map((m) => String(m || "").trim()).filter(Boolean)));
  sel.innerHTML = models.length
    ? models.map((m) => `<option value="${esc(m)}">${esc(m)}</option>`).join("")
    : `<option value="">先拉取模型</option>`;
  if (preferred && models.includes(preferred)) sel.value = preferred;
  sel.onchange = tmUpdateGenBtn;
}

function tmSetWorkerModels(group, preferred, force = false) {
  const input = document.getElementById("tm-agent-model");
  const list = document.getElementById("tm-agent-model-list");
  if (!input || !list) return;
  TEAM.agentModels = Array.from(new Set([
    preferred,
    group && group.model,
    ...((group && group.models) || []),
  ].map((m) => String(m || "").trim()).filter(Boolean)));
  list.innerHTML = TEAM.agentModels.map((m) => `<option value="${esc(m)}"></option>`).join("");
  if (preferred && (force || !input.value.trim())) input.value = preferred;
  input.oninput = tmUpdateGenBtn;
}

// 拉取所选分组的模型列表，填充总控下拉或执行模型 datalist。
async function tmFetchModelsFor(kind) {
  const isWorker = kind === "worker";
  const isOrchestrator = kind === "orchestrator";
  const btn = document.getElementById(isWorker ? "tm-agent-fetch" : (isOrchestrator ? "tm-orch-fetch" : "tm-fetch"));
  const groupId = (isWorker ? TEAM.agentGroupId : (isOrchestrator ? TEAM.orchestratorGroupId : TEAM.activeGroupId)) || undefined;
  busy(btn, true, "…");
  try {
    if (!apic.canvasModels) throw new Error("拉取模型能力尚未就绪（后端未接入）");
    const r = await apic.canvasModels(groupId);
    if (!r || !r.ok) throw new Error((r && r.error) || "拉取失败");
    const models = Array.isArray(r.models) ? r.models : [];
    if (isWorker) {
      TEAM.agentModels = models;
      const input = document.getElementById("tm-agent-model");
      const list = document.getElementById("tm-agent-model-list");
      if (list) list.innerHTML = models.map((m) => `<option value="${esc(m)}"></option>`).join("");
      if (input && !input.value.trim()) input.value = models[0] || "";
    } else {
      const sel = document.getElementById(isOrchestrator ? "tm-orch-model" : "tm-model");
      if (sel) {
        sel.innerHTML = models.length
          ? models.map((m) => `<option value="${esc(m)}">${esc(m)}</option>`).join("")
          : `<option value="">该分组没有可用模型</option>`;
        sel.onchange = tmUpdateGenBtn;
      }
    }
    const hint = document.getElementById(isWorker ? "tm-agent-hint" : (isOrchestrator ? "tm-orch-hint" : "tm-model-hint"));
    if (hint) hint.textContent = isWorker
      ? `已拉取 ${models.length} 个模型，选择一个作为子 Agent 执行模型`
      : isOrchestrator
        ? `已拉取 ${models.length} 个模型，选择一个作为总控实际执行模型`
        : `已拉取 ${models.length} 个模型，选择一个用于生成团队配置`;
    tmUpdateGenBtn();
    toast(`已拉取 ${models.length} 个模型`, "ok");
  } catch (e) {
    toast("拉取模型失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
}

function tmFetchModels() { return tmFetchModelsFor("lead"); }
function tmFetchOrchestratorModels() { return tmFetchModelsFor("orchestrator"); }
function tmFetchWorkerModels() { return tmFetchModelsFor("worker"); }

function tmUpdateGenBtn() {
  const btn = document.getElementById("tm-gen");
  if (btn.dataset.busy === "1") return; // 生成中不改动禁用态（由 tmGenerate 收尾复位）
  const req = document.getElementById("tm-req").value.trim();
  const model = document.getElementById("tm-model").value;
  const orchestratorModel = document.getElementById("tm-orch-model").value;
  const workerModel = document.getElementById("tm-agent-model").value.trim();
  btn.disabled = !(req && model && (TEAM.tool === "claude" || (orchestratorModel && workerModel)));
}

function tmSetView(w) {
  // 用内联 display 直接控制，避免 [hidden] 被 .tm-empty/.tm-loading 的 display:flex 覆盖
  const views = { empty: "tm-empty", loading: "tm-loading", content: "tm-content", error: "tm-error" };
  Object.entries(views).forEach(([k, id]) => {
    const el = document.getElementById(id);
    if (!el) return;
    const on = k === w;
    el.hidden = !on;
    el.style.display = on ? (k === "content" ? "block" : "flex") : "none";
  });
}

async function tmGenerate() {
  const requirement = document.getElementById("tm-req").value.trim();
  const model = document.getElementById("tm-model").value;
  const orchestratorModel = document.getElementById("tm-orch-model").value;
  const workerModel = document.getElementById("tm-agent-model").value.trim();
  if (!requirement || !model || (TEAM.tool === "codex" && (!orchestratorModel || !workerModel))) return;
  const genBtn = document.getElementById("tm-gen");
  document.getElementById("tm-download").hidden = true;
  // 生成期间禁用按钮并改文案，防止误触重复提交
  genBtn.disabled = true;
  genBtn.dataset.busy = "1";
  genBtn.textContent = "正在生成员工团队…";
  tmSetView("loading");
  try {
    const r = await apic.teamGenerate({
      requirement,
      tool: TEAM.tool,
      groupId: TEAM.activeGroupId || undefined,
      model,
      orchestratorGroupId: TEAM.orchestratorGroupId || undefined,
      agentGroupId: TEAM.agentGroupId || undefined,
      agentModel: workerModel || undefined,
      orchestratorModel: orchestratorModel || undefined,
    });
    if (!r || !r.ok) throw new Error((r && r.error) || "生成失败");
    TEAM.team = r.result;
    tmRenderTeam(r.result);
    tmSetView("content");
    document.getElementById("tm-download").hidden = false;
  } catch (err) {
    document.getElementById("tm-error").innerHTML = "⚠ " + esc(err.message || String(err));
    tmSetView("error");
  } finally {
    genBtn.textContent = "生成员工团队";
    genBtn.dataset.busy = "";
    tmUpdateGenBtn();
  }
}

function tmRenderTeam(team) {
  const head = document.getElementById("tm-team-head");
  const stack = (team.stack || []).map((s) => `<span class="tm-stack-chip">${esc(s)}</span>`).join("");
  head.innerHTML =
    `<div class="tm-team-name">${esc(team.project_name || "AI 员工团队")}</div>` +
    (team.summary ? `<div class="tm-team-summary">${esc(team.summary)}</div>` : "") +
    (stack ? `<div class="tm-team-stack">${stack}</div>` : "") +
    (team.model_routing ? `<div class="tm-team-models">生成：<code>${esc(team.model_routing.generation_model || team.model_routing.analysis_model || "—")}</code>　总控执行：<code>${esc(team.model_routing.orchestrator_model || "继承")}</code>　子 Agent 执行：<code>${esc(team.model_routing.worker_model || "继承")}</code></div>` : "");
  const list = document.getElementById("tm-team-list");
  list.innerHTML = "";
  list.appendChild(tmConvCard(team));
  if (team.orchestrator) list.appendChild(tmAgentCard(team.orchestrator, true));
  (team.employees || []).forEach((e) => list.appendChild(tmAgentCard(e, false)));
}

function tmConvCard(team) {
  const owner = (team.employees || []).find((e) => e.id === team.contract_owner);
  const li = (arr) => (arr || []).map((x) => `<li>${esc(x)}</li>`).join("");
  const div = document.createElement("div");
  div.className = "tm-conv-card";
  div.innerHTML =
    `<div class="tm-conv-title">团队协同规范</div>
     <div class="tm-conv-owner">接口契约 owner：<b>${esc(owner ? owner.name : team.contract_owner || "—")}</b>　·　全部规范已写进每个 agent 的 prompt，并随包附 CONVENTIONS.md</div>
     <div class="tm-conv-grid">
       <div class="tm-conv-col"><div class="tm-cc-label">统一产出格式</div><ul>${li(team.output_format)}</ul></div>
       <div class="tm-conv-col"><div class="tm-cc-label">完成定义 (DoD)</div><ul>${li(team.definition_of_done)}</ul></div>
       <div class="tm-conv-col"><div class="tm-cc-label">Git / 文件边界</div><ul>${li(team.git_rules)}</ul></div>
       ${(team.security_checklist || []).length
         ? `<div class="tm-conv-col"><div class="tm-cc-label">安全 / 权限清单</div><ul>${li(team.security_checklist)}</ul></div>`
         : `<div class="tm-conv-col"><div class="tm-cc-label">任务交接协议</div><ul>${li(team.handoff_protocol)}</ul></div>`}
     </div>`;
  return div;
}

function tmAgentCard(a, isLead) {
  const div = document.createElement("div");
  div.className = "tm-emp-card" + (isLead ? " lead" : "");
  const resp = (a.responsibilities || []).map((r) => `<li>${esc(r)}</li>`).join("");
  const cons = (a.constraints || []).map((c) => `<span class="tm-con-chip">${esc(c)}</span>`).join("");
  let extra = "";
  if (isLead && (a.workflow || []).length) {
    extra = `<div class="tm-sec-label">调度流程</div><ol class="tm-flow">${a.workflow.map((w) => `<li>${esc(w)}</li>`).join("")}</ol>`;
  } else if (!isLead) {
    const collab = (a.collaborators || []).map((c) => `<code>${esc(c)}</code>`).join("");
    const rows = [];
    if (collab) rows.push(`<div class="tm-ec-row"><span class="tm-ec-k">协作</span><span>${collab}</span></div>`);
    if (a.handoff_in) rows.push(`<div class="tm-ec-row"><span class="tm-ec-k">接收</span><span>${esc(a.handoff_in)}</span></div>`);
    if (a.handoff_out) rows.push(`<div class="tm-ec-row"><span class="tm-ec-k">交付</span><span>${esc(a.handoff_out)}</span></div>`);
    if (rows.length) extra = `<div class="tm-collab">${rows.join("")}</div>`;
  }
  div.innerHTML =
    `<div class="tm-emp-top">
       <span class="tm-emp-name">${esc(a.name || "")}</span>
       ${isLead ? '<span class="tm-emp-badge">总控</span>' : ""}
       <span class="tm-emp-id">${esc(a.id || "")}</span>
     </div>
     ${a.model ? `<div class="tm-emp-model">模型：<code>${esc(a.model)}</code></div>` : ""}
     <div class="tm-emp-duty">${esc(a.duty || "")}</div>
     ${resp ? `<div class="tm-sec-label">职责</div><ul class="tm-resp">${resp}</ul>` : ""}
     ${extra}
     ${cons ? `<div class="tm-sec-label">约束</div><div class="tm-cons">${cons}</div>` : ""}
     <div class="tm-file-block">
       <button class="tm-file-toggle"></button>
       <div class="tm-file-view" hidden>
         <div class="tm-file-head"><span class="tm-file-name"></span><button class="tm-file-copy">复制</button></div>
         <pre class="tm-file-pre"></pre>
       </div>
     </div>`;
  tmWirePreview(div, a);
  return div;
}

function tmWirePreview(div, a) {
  const ext = TEAM.tool === "claude" ? ".md" : ".toml";
  const toggle = div.querySelector(".tm-file-toggle");
  const view = div.querySelector(".tm-file-view");
  const pre = div.querySelector(".tm-file-pre");
  const nameEl = div.querySelector(".tm-file-name");
  let loaded = false;
  toggle.textContent = `预览 ${ext} 全文`;
  toggle.addEventListener("click", async () => {
    const show = view.hidden;
    view.hidden = !show;
    toggle.textContent = `${show ? "收起" : "预览"} ${ext} 全文`;
    if (show && !loaded) {
      pre.textContent = "加载中…";
      try {
        const r = await apic.teamPreview({ result: TEAM.team, tool: TEAM.tool, id: a.id });
        if (!r || !r.ok) throw new Error((r && r.error) || "预览失败");
        nameEl.textContent = r.filename;
        pre.textContent = r.content;
        loaded = true;
      } catch (err) {
        pre.textContent = "⚠ " + (err.message || err);
      }
    }
  });
  div.querySelector(".tm-file-copy").addEventListener("click", () => {
    if (pre.textContent && loaded) navigator.clipboard.writeText(pre.textContent).then(() => toast("已复制", "ok"));
  });
}

async function tmDownload() {
  if (!TEAM.team) return;
  const btn = document.getElementById("tm-download");
  busy(btn, true, "打包中…");
  try {
    const r = await apic.teamPack({ result: TEAM.team, tool: TEAM.tool });
    if (r && r.ok) toast("已保存到 " + r.path, "ok");
    else if (r && r.canceled) { /* 用户取消，静默 */ }
    else throw new Error((r && r.error) || "打包失败");
  } catch (err) {
    toast("打包失败：" + (err.message || err), "err");
  } finally {
    busy(btn, false);
  }
}

// —— 事件绑定 ——
(function tmWireEvents() {
  // 入口在「插件市场」的工具卡片（data-open-panel="team"），懒加载由该处理器触发 tmEnter
  const req = document.getElementById("tm-req");
  if (req) req.addEventListener("input", tmUpdateGenBtn);
  const toolChips = document.getElementById("tm-tool");
  if (toolChips) {
    toolChips.querySelectorAll(".tm-chip").forEach((chip) => {
      chip.addEventListener("click", () => {
        toolChips.querySelectorAll(".tm-chip").forEach((c) => c.classList.remove("active"));
        chip.classList.add("active");
        TEAM.tool = chip.dataset.tool;
        const isClaude = TEAM.tool === "claude";
        document.getElementById("tm-tool-hint").textContent = isClaude
          ? "生成纯 Claude 包：.claude/agents/*.md + CLAUDE.md 总控入口"
          : "生成 .toml 员工 + 总控（调度 / 审核）+ AGENTS.md";
        const hint = document.getElementById("tm-agent-hint");
        const inp = document.getElementById("tm-agent-model");
        inp.placeholder = isClaude ? "留空＝继承会话模型（推荐），或填 sonnet / opus / haiku" : "必须选择子 Agent 执行模型，如 deepseek-v4-flash";
        hint.textContent = isClaude
          ? "Claude 只认 sonnet / opus / haiku / claude-*；留空则省略 model 字段＝自动继承"
          : "生成 Codex 团队时必须明确选择执行模型；总控和员工会分别按模型路由";
        // 已生成的团队：切工具后重新渲染（预览扩展名随之变）
        if (TEAM.team) tmRenderTeam(TEAM.team);
      });
    });
  }
  const fetchBtn = document.getElementById("tm-fetch");
  if (fetchBtn) fetchBtn.addEventListener("click", tmFetchModels);
  const orchFetchBtn = document.getElementById("tm-orch-fetch");
  if (orchFetchBtn) orchFetchBtn.addEventListener("click", tmFetchOrchestratorModels);
  const agentFetchBtn = document.getElementById("tm-agent-fetch");
  if (agentFetchBtn) agentFetchBtn.addEventListener("click", tmFetchWorkerModels);
  const genBtn = document.getElementById("tm-gen");
  if (genBtn) genBtn.addEventListener("click", tmGenerate);
  const dlBtn = document.getElementById("tm-download");
  if (dlBtn) dlBtn.addEventListener("click", tmDownload);
})();

// ===========================================================================
// ②.⑥ 提示词提取（图片 → 反推生图提示词）
// ===========================================================================
let pmLoaded = false;
const PM = {
  groups: [],
  activeGroupId: "",
  models: [],
  imageDataUrl: null,
};

function pmUpdateAnalyzeBtn() {
  const btn = document.getElementById("pm-analyze");
  if (!btn) return;
  const model = document.getElementById("pm-model").value;
  btn.disabled = !(PM.imageDataUrl && model);
}

async function pmEnter() {
  if (pmLoaded) return;
  pmLoaded = true;
  // 加载分组
  try {
    const r = await apic.promptGroups();
    if (r && r.ok) PM.groups = r.groups || [];
  } catch { PM.groups = []; }
  const sel = document.getElementById("pm-group");
  if (sel) {
    sel.innerHTML = PM.groups.length
      ? PM.groups.map((g) => `<option value="${esc(g.id)}">${esc(g.name || g.id)}</option>`).join("")
      : `<option value="">未配置可用分组（去『路由中转』添加）</option>`;
    sel.value = PM.activeGroupId || "";
    sel.onchange = () => { PM.activeGroupId = sel.value; };
  }
  pmUpdateAnalyzeBtn();
}

// 拉取所选分组的模型
async function pmFetchModels() {
  const btn = document.getElementById("pm-fetch");
  const sel = document.getElementById("pm-model");
  const groupId = PM.activeGroupId || undefined;
  busy(btn, true, "…");
  try {
    const r = await apic.promptModels(groupId);
    if (!r || !r.ok) throw new Error((r && r.error) || "拉取失败");
    PM.models = Array.isArray(r.models) ? r.models : [];
    if (sel) {
      sel.innerHTML = PM.models.length
        ? PM.models.map((m) => `<option value="${esc(m)}">${esc(m)}</option>`).join("")
        : `<option value="">该分组没有可用模型</option>`;
      sel.onchange = pmUpdateAnalyzeBtn;
    }
    document.getElementById("pm-model-hint").textContent = `已拉取 ${PM.models.length} 个模型（需要视觉/多模态）`;
    pmUpdateAnalyzeBtn();
    toast(`已拉取 ${PM.models.length} 个模型`, "ok");
  } catch (e) {
    toast("拉取模型失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
}

// 拖拽 / 选择图片
function pmHandleFile(file) {
  if (!file) return;
  if (file.type.startsWith("video/")) {
    pmGrabVideoFrame(file);
    return;
  }
  if (!file.type.startsWith("image/")) { alert("请上传图片或视频文件"); return; }
  const reader = new FileReader();
  reader.onload = () => {
    PM.imageDataUrl = reader.result;
    document.getElementById("pm-previewImg").src = PM.imageDataUrl;
    document.getElementById("pm-dzEmpty").hidden = true;
    document.getElementById("pm-dzPreview").hidden = false;
    pmUpdateAnalyzeBtn();
  };
  reader.onerror = () => toast("读取文件失败", "err");
  reader.readAsDataURL(file);
}

// 视频取帧
function pmGrabVideoFrame(file) {
  const video = document.createElement("video");
  video.preload = "metadata"; video.muted = true; video.src = URL.createObjectURL(file);
  video.onloadedmetadata = () => { video.currentTime = Math.min(1, video.duration / 2 || 0.5); };
  video.onseeked = () => {
    const canvas = document.createElement("canvas");
    canvas.width = video.videoWidth; canvas.height = video.videoHeight;
    canvas.getContext("2d").drawImage(video, 0, 0);
    URL.revokeObjectURL(video.src);
    PM.imageDataUrl = canvas.toDataURL("image/jpeg", 0.92);
    document.getElementById("pm-previewImg").src = PM.imageDataUrl;
    document.getElementById("pm-dzEmpty").hidden = true;
    document.getElementById("pm-dzPreview").hidden = false;
    pmUpdateAnalyzeBtn();
  };
  video.onerror = () => { URL.revokeObjectURL(video.src); toast("无法读取视频文件", "err"); };
}

async function pmAnalyze() {
  if (!PM.imageDataUrl) return;
  const model = document.getElementById("pm-model").value;
  if (!model) return;
  const btn = document.getElementById("pm-analyze");
  btn.disabled = true;
  btn.textContent = "分析中…";
  pmRenderLoading();

  try {
    const r = await apic.promptAnalyze({
      image: PM.imageDataUrl,
      model,
      groupId: PM.activeGroupId || undefined,
    });
    if (!r || !r.ok) throw new Error((r && r.error) || "分析失败");
    pmRenderResult(r.result);
  } catch (err) {
    pmRenderError(err.message || String(err));
  } finally {
    btn.textContent = "开始分析";
    pmUpdateAnalyzeBtn();
  }
}

// 清空右侧 body 渲染空状态
function pmRenderEmpty() {
  const body = document.getElementById("pm-result-body");
  if (!body) return;
  body.innerHTML = `
    <div class="pm-empty">
      <div class="pm-empty-ico">🖼️→📝</div>
      <p class="pm-empty-title">上传素材，反推它的生图提示词</p>
      <p class="pm-empty-sub">精准分析九个视觉维度，输出可直接复现的双语提示词</p>
      <div class="pm-empty-feats"><span>七维拆解</span><span>中英双语</span><span>负面提示词</span><span>关键词标签</span></div>
    </div>`;
}
function pmRenderLoading() {
  const body = document.getElementById("pm-result-body");
  if (!body) return;
  body.innerHTML = `
    <div class="pm-loading">
      <div class="pm-spinner"></div>
      <div class="pm-loading-text">正在分析图片…</div>
    </div>`;
}
function pmRenderError(msg) {
  const body = document.getElementById("pm-result-body");
  if (!body) return;
  body.innerHTML = `<div class="pm-error">⚠ ${esc(msg)}</div>`;
}

function pmRenderResult(data) {
  const body = document.getElementById("pm-result-body");
  if (!body) return;

  // 置信度徽标
  const conf = data.confidence || "low";
  const confLabel = { high: "高", medium: "中", low: "低" }[conf] || conf;
  const confHTML = `<span class="pm-meta-conf pm-conf-${conf}">${confLabel}</span>`;

  // 关键词标签
  const tagsHTML = (data.tags_en || []).map((t) => `<span class="pm-tag">${esc(t)}</span>`).join("");

  // 维度拆解
  const breakdownHTML = (data.breakdown || []).map((d) => `
    <div class="pm-bd-row">
      <div class="pm-bd-label">
        <span class="pm-bd-label-zh">${esc(d.label_zh || "")}</span>
        <span class="pm-bd-label-en">${esc(d.label_en || "")}</span>
      </div>
      <div class="pm-bd-values">
        <span class="pm-bd-zh">${esc(d.value_zh || "")}</span>
        <span class="pm-bd-en">${esc(d.value_en || "")}</span>
      </div>
    </div>`).join("");

  // 备注
  const notesHTML = data.notes_zh ? `<p class="pm-notes">${esc(data.notes_zh)}</p>` : "";

  body.innerHTML = `
    <div class="pm-result-head">
      <span class="pm-result-title">分析结果</span>
      ${confHTML}
    </div>
    <div class="pm-content">
      <div class="pm-card primary">
        <div class="pm-card-head">
          <span class="pm-card-title">英文提示词 <em>推荐使用</em></span>
          <button class="pm-copy-btn">复制</button>
        </div>
        <p class="pm-prompt-text">${esc(data.prompt_en || "")}</p>
      </div>
      <div class="pm-card">
        <div class="pm-card-head">
          <span class="pm-card-title">中文对照</span>
          <button class="pm-copy-btn">复制</button>
        </div>
        <p class="pm-prompt-text">${esc(data.prompt_zh || "")}</p>
      </div>
      <div class="pm-card subtle">
        <div class="pm-card-head">
          <span class="pm-card-title">负面提示词 <em>Negative</em></span>
          <button class="pm-copy-btn">复制</button>
        </div>
        <p class="pm-prompt-text mono">${esc(data.negative_prompt_en || "")}</p>
        <p class="pm-prompt-text zh-sub">${esc(data.negative_prompt_zh || "")}</p>
      </div>
      ${tagsHTML ? `<div class="pm-tags-wrap">${tagsHTML}</div>` : ""}
      ${breakdownHTML ? `<div class="pm-breakdown">${breakdownHTML}</div>` : ""}
      ${notesHTML}
    </div>`;
}

// ---- 事件绑定 ----
(function pmWireEvents() {
  const dropzone = document.getElementById("pm-dropzone");
  const fileInput = document.getElementById("pm-fileInput");
  if (dropzone) {
    dropzone.addEventListener("click", () => fileInput && fileInput.click());
    ["dragover", "dragenter"].forEach((ev) =>
      dropzone.addEventListener(ev, (e) => { e.preventDefault(); dropzone.classList.add("drag"); })
    );
    ["dragleave", "drop"].forEach((ev) =>
      dropzone.addEventListener(ev, (e) => { e.preventDefault(); dropzone.classList.remove("drag"); })
    );
    dropzone.addEventListener("drop", (e) => {
      const f = e.dataTransfer.files[0];
      if (f) pmHandleFile(f);
    });
  }
  if (fileInput) fileInput.addEventListener("change", (e) => pmHandleFile(e.target.files[0]));
  const clearBtn = document.getElementById("pm-clearBtn");
  if (clearBtn) {
    clearBtn.addEventListener("click", (e) => {
      e.stopPropagation();
      PM.imageDataUrl = null;
      if (fileInput) fileInput.value = "";
      document.getElementById("pm-dzPreview").hidden = true;
      document.getElementById("pm-dzEmpty").hidden = false;
      pmRenderEmpty(); // 重置右侧为空状态
      pmUpdateAnalyzeBtn();
    });
  }
  const fetchBtn = document.getElementById("pm-fetch");
  if (fetchBtn) fetchBtn.addEventListener("click", pmFetchModels);
  const analyzeBtn = document.getElementById("pm-analyze");
  if (analyzeBtn) analyzeBtn.addEventListener("click", pmAnalyze);

  // 复制按钮 —— 事件委托（CSP 禁止内联 onclick）
  const resultBody = document.getElementById("pm-result-body");
  if (resultBody) {
    resultBody.addEventListener("click", (e) => {
      const btn = e.target.closest(".pm-copy-btn");
      if (!btn) return;
      const card = btn.closest(".pm-card");
      if (!card) return;
      const textEl = card.querySelector(".pm-prompt-text");
      if (!textEl?.textContent) return;
      navigator.clipboard.writeText(textEl.textContent).then(() => toast("已复制", "ok"));
    });
  }
})();

// ===========================================================================
// ②.⑦ Token 用量监控面板
// ===========================================================================
let tkLoaded = false;
let tkPollTimer = null;

function fmtTokens(n) {
  if (!n || n < 0) return "0";
  if (n < 1000) return String(n);
  if (n < 1000000) return (n / 1000).toFixed(1) + "K";
  if (n < 1000000000) return (n / 1000000).toFixed(2) + "M";
  return (n / 1000000000).toFixed(2) + "B";
}

function fmtBadgeTokens(n) {
  n = Math.max(0, Math.round(Number(n) || 0));
  if (n < 1000) return n + " token";
  if (n < 1000000) return (n / 1000).toFixed(1).replace(/\.0$/, "") + "k token";
  if (n < 1000000000) return (n / 1000000).toFixed(1).replace(/\.0$/, "") + "M token";
  return (n / 1000000000).toFixed(1).replace(/\.0$/, "") + "B token";
}

const TOKEN_PROGRESS_CAP = 5000000000;

function tokenVisualProgressPct(total) {
  total = Math.max(0, Math.round(Number(total) || 0));
  if (!total) return 0;
  const scale = 100000;
  const pct = Math.log1p(total / scale) / Math.log1p(TOKEN_PROGRESS_CAP / scale) * 100;
  return Math.max(2.4, Math.min(100, pct));
}

function paintTokenPreviewSegments(total) {
  const pct = tokenVisualProgressPct(total);
  const segs = Array.from(document.querySelectorAll(".tk-preview-seg"));
  if (!segs.length) return;
  const span = 100 / segs.length;
  segs.forEach((seg, i) => {
    const start = i * span;
    const fill = Math.max(0, Math.min(100, ((pct - start) / span) * 100));
    seg.style.setProperty("--tk-preview-seg-fill", fill + "%");
  });
  const badge = document.getElementById("tk-preview-badge-text");
  if (badge) badge.textContent = fmtBadgeTokens(total);
}

function tkRenderStatus(s) {
  const dot = document.getElementById("tk-dot");
  const phaseText = document.getElementById("tk-phase-text");
  if (dot) dot.dataset.state = (s && s.phase) || "unknown";
  if (phaseText) {
    const map = { connected: "已连接", disconnected: "未连接", waiting_debug_port: "等待调试端口…", unsupported_packaged: "需官网版", transcribing: "已连接", recording: "已连接" };
    phaseText.textContent = map[(s && s.phase)] || (s && s.phase) || "—";
  }
}

async function tkRefresh() {
  const totalEl = document.getElementById("tk-total");
  const inputEl = document.getElementById("tk-input");
  const outputEl = document.getElementById("tk-output");
  const cachedEl = document.getElementById("tk-cached");
  const estimateEl = document.getElementById("tk-estimate");
  const unknownEl = document.getElementById("tk-unknown");
  const dateEl = document.getElementById("tk-date");
  const diagEl = document.getElementById("tk-diag");
  try {
    const r = await apic.tokenStatus();
    tkRenderStatus({ phase: r && r.phase });
    if (r && r.ok) {
      const total = Number(r.total) || 0;
      const input = Number(r.input) || 0;
      const output = Number(r.output) || 0;
      const cached = Number(r.cached) || 0;
      const estimate = Number(r.estimate || r.estimated) || 0;
      const unknown = Number(r.unknown) || 0;
      if (totalEl) totalEl.textContent = fmtTokens(total);
      if (inputEl) inputEl.textContent = fmtTokens(input);
      if (outputEl) outputEl.textContent = fmtTokens(output);
      if (cachedEl) cachedEl.textContent = fmtTokens(cached);
      if (estimateEl) estimateEl.textContent = fmtTokens(estimate);
      if (unknownEl) unknownEl.textContent = fmtTokens(unknown);
      if (dateEl) dateEl.textContent = [r.date || "", r.lastSource ? "来源：" + r.lastSource : ""].filter(Boolean).join(" · ");
      if (diagEl) {
        const net = r.network || {};
        const parts = [
          r.lastSource === "session" ? "本地 session" : "页面 usage",
          "worker " + (Number(net.attachedWorkers) || 0),
          "Network 命中 " + (Number(net.matchedCount) || 0),
          "usage " + (Number(net.usageCount) || 0),
          "无 usage " + (Number(net.noUsageCount) || 0),
        ];
        if (net.lastUsageTotal) parts.push("最近 +" + fmtTokens(Number(net.lastUsageTotal) || 0));
        if (net.lastError) parts.push("错误：" + net.lastError);
        diagEl.textContent = parts.join(" · ");
        diagEl.title = [net.lastUsageUrl || "", net.lastNoUsageUrl || "", net.lastMatchedUrl || ""].filter(Boolean).join("\n");
      }
      paintTokenPreviewSegments(total);
    } else {
      if (totalEl) totalEl.textContent = "—";
      if (inputEl) inputEl.textContent = "0";
      if (outputEl) outputEl.textContent = "0";
      if (cachedEl) cachedEl.textContent = "0";
      if (estimateEl) estimateEl.textContent = "0";
      if (unknownEl) unknownEl.textContent = "0";
      if (dateEl) dateEl.textContent = r && r.error ? r.error : "";
      if (diagEl) diagEl.textContent = "";
      paintTokenPreviewSegments(0);
    }
  } catch (e) {
    if (totalEl) totalEl.textContent = "—";
    if (inputEl) inputEl.textContent = "0";
    if (outputEl) outputEl.textContent = "0";
    if (cachedEl) cachedEl.textContent = "0";
    if (estimateEl) estimateEl.textContent = "0";
    if (unknownEl) unknownEl.textContent = "0";
    if (dateEl) dateEl.textContent = "读取失败";
    if (diagEl) diagEl.textContent = "";
    paintTokenPreviewSegments(0);
  }
}

async function tkReset() {
  if (!confirm("确定手动清零今日 Token 用量吗？此操作不可恢复。")) return;
  try {
    const r = await apic.tokenReset();
    if (r && r.ok) { toast("已清零", "ok"); tkRefresh(); }
    else throw new Error((r && r.error) || "重置失败");
  } catch (e) {
    toast("重置失败：" + (e.message || e), "err");
  }
}

async function tkEnter() {
  tkLoaded = true;
  await tkRefresh();
  // 每 5 秒轮询一次（Codex 已连接且用量在变化时）
  if (!tkPollTimer) tkPollTimer = setInterval(tkRefresh, 5000);
}

(function tkWireEvents() {
  const refreshBtn = document.getElementById("tk-refresh");
  if (refreshBtn) refreshBtn.addEventListener("click", tkRefresh);
  const resetBtn = document.getElementById("tk-reset");
  if (resetBtn) resetBtn.addEventListener("click", tkReset);
})();


// —— 启动 ——
wireVoiceControls();
loadMarket();
deferUI(loadSecrets, 800);
deferUI(loadVersion, 1400);
window.addEventListener("beforeunload", () => {
  const snapshot = cvWorkspaceSnapshot();
  if (snapshot && apic.canvasWorkspaceSaveNow) apic.canvasWorkspaceSaveNow(snapshot);
});