// 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.textContent = textWhenBusy || "处理中…";
    btn.disabled = true;
  } else {
    btn.textContent = btn.dataset.label || btn.textContent;
    btn.disabled = false;
  }
}

// —— 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) {
  $$(".tab").forEach((t) => t.classList.remove("active"));
  $$(".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" && !sessLoaded) sessLoad();
    if (name === "memory" && !memLoaded) memLoad();
    if (name === "voice" && !voiceLoaded) voiceLoad();
  });
});
// 内置工具面板「← 返回插件市场」
$$("[data-back-plugins]").forEach((btn) => {
  btn.addEventListener("click", () => activatePanel("plugins"));
});
$$(".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") ? "▲" : "▼";
});
apic.onLog((msg) => {
  const out = $("#log-out");
  out.textContent += msg + "\n";
  $("#log-panel").scrollTop = $("#log-panel").scrollHeight;
});

// ===========================================================================
// 语音输入（CDP 注入 Codex 麦克风按钮）
// ===========================================================================
let voiceLoaded = false;
const PHASE_TEXT = {
  unknown: "未连接",
  checking: "检测中…",
  not_running: "Codex 未运行",
  running_no_port: "需重启 Codex",
  restarting: "正在重启 Codex…",
  connecting: "正在连接…",
  injecting: "正在注入…",
  connected: "已连接",
  disconnected: "已断开",
  transcribing: "转写中…",
  recording: "录音中",
  error: "出错",
};
function renderVoiceStatus(s) {
  const dot = $("#voice-dot");
  const phaseText = $("#voice-phase-text");
  const detail = $("#voice-detail");
  const connectBtn = $("#voice-connect-btn");
  const discBtn = $("#voice-disconnect-btn");
  const phase = s && s.phase ? s.phase : "unknown";
  if (dot) dot.dataset.state = phase;
  const txt = PHASE_TEXT[phase] || phase;
  if (phaseText) phaseText.textContent = txt;
  const connected = phase === "connected" || phase === "transcribing" || phase === "recording";
  if (connectBtn) connectBtn.classList.toggle("hidden", connected);
  if (discBtn) discBtn.classList.toggle("hidden", !connected);
  let detailText = txt;
  if (s && s.lastError) detailText += "　" + s.lastError;
  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 voiceLoad() {
  if (voiceLoaded) return;
  voiceLoaded = true;
  let unsub = null;
  try {
    const s0 = await apic.voiceStatus();
    renderVoiceStatus(s0);
  } catch {}
  unsub = apic.onVoiceStatus((s) => renderVoiceStatus(s));

  const connectBtn = $("#voice-connect-btn");
  const discBtn = $("#voice-disconnect-btn");
  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 {}
  }
  loadSttInfo();

  connectBtn.addEventListener("click", async () => {
    const cur = await apic.voiceStatus().catch(() => ({}));
    // 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 以启用语音输入调试通道。\n\n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(connectBtn, 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");
      } catch (e) {
        toast("连接失败：" + (e && e.message ? e.message : e), "err");
      } finally {
        busy(connectBtn, false);
      }
      return;
    }
    busy(connectBtn, true, "连接中…");
    try {
      const s = await apic.voiceConnect({});
      renderVoiceStatus(s);
      if (s.phase === "running_no_port") {
        toast("Codex 在运行，需重启以启用调试端口，请再次点击连接", "");
      } else if (s.phase === "error") {
        toast(s.lastError || "连接失败", "err");
      } else if (s.phase === "connected") {
        toast("已连接，Codex 输入框旁应出现 🎤 按钮");
      }
    } catch (e) {
      toast("连接失败：" + (e && e.message ? e.message : e), "err");
    } finally {
      busy(connectBtn, false);
    }
  });
  discBtn.addEventListener("click", async () => {
    busy(discBtn, true, "断开中…");
    try {
      const s = await apic.voiceDisconnect();
      renderVoiceStatus(s);
    } finally {
      busy(discBtn, false);
    }
  });
  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() {
  try { installedSkills = await apic.skillInstalled(); }
  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();
    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", () => {
      storeCat = el.dataset.cat;
      nav.querySelectorAll(".nav-item").forEach((x) => x.classList.remove("active"));
      el.classList.add("active");
      $("#market-grid").scrollTop = 0;
      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();
    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 = $("#market-empty");
  empty.classList.add("hidden");
  grid.innerHTML = '<div class="empty"><div class="spinner"></div>正在加载技能商店…</div>';
  try {
    skillCat = await apic.skillCatalog();
    await loadInstalledSkills();
    renderStoreNav();
    renderStore(true);
  } catch (e) {
    grid.innerHTML = "";
    empty.classList.remove("hidden");
    empty.textContent = `加载失败：${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 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-search").addEventListener("input", sessRender);
$("#sess-refresh").addEventListener("click", sessLoad);
$("#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 changedMsg = r.changedFiles > 0 || dbChanged > 0
      ? `文件 ${r.changedFiles || 0} 条，数据库/项目索引 ${dbChanged} 项`
      : `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
      ? `同步完成 ✅ ${changedMsg}。重新打开 Codex 即可看到`
      : `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 {
    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;

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 = $("#router-groups");
  if (!st.groups.length) {
    box.innerHTML = `<div class="empty">还没有分组，点右上「+ 新增分组」添加一个中转 API</div>`;
    return;
  }
  box.innerHTML = st.groups
    .map((g) => {
      const badges =
        (g.id === st.activeId ? '<span class="pc-badge skill">当前</span>' : "") +
        (g.isDefault ? ' <span class="pc-badge">默认·不可删</span>' : "");
      const actions = g.isDefault
        ? '<span class="muted small">切回这里 = 直连你的账号</span>'
        : `<button class="btn small ghost" data-edit="${g.id}">编辑</button><button class="btn small ghost" data-del="${g.id}">删除</button>`;
      return `
    <div class="cl-item">
      <input type="radio" name="active-grp" ${g.id === st.activeId ? "checked" : ""} data-active="${g.id}" />
      <div>
        <div class="cl-name">${esc(g.name)} ${badges}${g.codexImage ? ' <span class="agent-badge mm">🎨 生图</span>' : ""}${g.stt ? ' <span class="agent-badge mm">🎤 转文字' + (g.sttModel ? " " + esc(g.sttModel) : "") + '</span>' : ""}</div>
        <div class="cl-src">${esc(g.baseUrl)}${g.model ? " · 模型 " + esc(g.model) : ""}${!g.isDefault && g.mode === "chat" ? " · 🔄转换" : ""}${g.hasKey ? "" : " · ⚠️无密钥"}</div>
      </div>
      <div class="btn-group" style="margin-left:auto">${actions}</div>
    </div>`;
    })
    .join("");
  box.querySelectorAll("[data-active]").forEach((el) =>
    el.addEventListener("change", async () => {
      const r = await apic.routerSetActive(el.dataset.active);
      renderRouter(r);
      if (r._needsRestart) toast("已切换，重启 Codex 后生效（配置有变）", "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-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-stt").checked = !!(g && g.stt);
  $("#grp-stt-model").value = g && g.sttModel ? g.sttModel : "whisper-1";
  $("#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 = "";
  $("#grp-modal").classList.remove("hidden");
}
function closeGrpModal() {
  $("#grp-modal").classList.add("hidden");
}

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);
$("#grp-modal").addEventListener("click", (e) => {
  if (e.target === $("#grp-modal")) closeGrpModal();
});
$("#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,
    stt: $("#grp-stt").checked,
    sttModel: $("#grp-stt").checked ? ($("#grp-stt-model").value.trim() || "whisper-1") : "",
  };
  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();
    // 保存后根据是否已把直连中转配置写进 Codex 给出对应提示
    if (st._directApplied) {
      toast("已保存并写入 Codex 配置 ✅ 重启 Codex 即用当前分组", "ok");
    } else if (st._directError) {
      toast("已保存，但写入 Codex 配置失败：" + st._directError, "err");
    } else if (st._directSkipped) {
      toast("已保存分组。" + (st._directReason || "该分组需启用本地路由或补全密钥后才能接入 Codex"), "warn");
    } 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");
    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 {
    renderRouter(routerState.running ? await apic.routerStop() : await apic.routerStart());
  } catch (e) {
    toast("操作失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
});
$("#router-save-port").addEventListener("click", async () => {
  try {
    renderRouter(await apic.routerSetPort($("#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 || "");
});

// ===========================================================================
// 全局 / 系统代理
// ===========================================================================
function renderProxy(st) {
  const badge = $("#proxy-state");
  if (!badge) return;
  const detail = $("#proxy-state-detail");
  const stopBtn = $("#proxy-stop");
  const gBtn = $("#proxy-start-global");
  const sBtn = $("#proxy-start-system");
  if (st.mode === "global") {
    badge.textContent = "全局代理运行中";
    badge.className = "pc-badge on";
    detail.textContent = "整机 TUN · 所有程序流量走代理";
  } else if (st.mode === "system") {
    badge.textContent = "系统代理运行中";
    badge.className = "pc-badge on";
    detail.textContent = `本地中转 127.0.0.1:${st.localPort}`;
  } else {
    badge.textContent = "未开启";
    badge.className = "pc-badge";
    detail.textContent = st.proxy
      ? `已配置 ${st.proxy.host}:${st.proxy.port}${st.proxy.hasAuth ? " · 需密码" : ""}`
      : "未配置代理";
  }
  const running = st.mode !== "off";
  stopBtn.classList.toggle("hidden", !running);
  const disabled = !st.hasConfig || !st.binOk;
  gBtn.disabled = disabled;
  sBtn.disabled = disabled;
  gBtn.classList.toggle("active", st.mode === "global");
  sBtn.classList.toggle("active", st.mode === "system");
  if (!st.binOk) detail.textContent = "⚠️ 缺少 sing-box 引擎文件，请重装软件";
}

async function loadProxy() {
  try {
    const cfg = await apic.proxyGetConfig();
    if (cfg && cfg.proxyStr && !$("#proxy-str").value) $("#proxy-str").value = cfg.proxyStr;
    renderProxy(await apic.proxyStatus());
  } catch (e) {
    toast("代理状态读取失败：" + (e.message || e), "err");
  }
}

$("#proxy-save").addEventListener("click", async (ev) => {
  const btn = ev.currentTarget;
  busy(btn, true, "保存中…");
  try {
    await apic.proxySetConfig({ proxyStr: $("#proxy-str").value.trim() });
    renderProxy(await apic.proxyStatus());
    toast("已保存 ✅", "ok");
  } catch (e) {
    toast("保存失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
});

$("#proxy-test").addEventListener("click", async (ev) => {
  const btn = ev.currentTarget;
  const out = $("#proxy-test-out");
  busy(btn, true, "测试中…");
  out.textContent = "正在通过代理请求出口 IP…";
  try {
    await apic.proxySetConfig({ proxyStr: $("#proxy-str").value.trim() });
    const r = await apic.proxyTest();
    out.innerHTML = `✅ 代理可用 · 出口 IP：<b>${esc(r.ip)}</b>`;
  } catch (e) {
    out.textContent = "❌ 测试失败：" + (e.message || e);
  } finally {
    busy(btn, false);
  }
});

async function startProxy(mode, btn) {
  busy(btn, true, mode === "global" ? "启动全局中…" : "启动系统代理中…");
  try {
    await apic.proxySetConfig({ proxyStr: $("#proxy-str").value.trim() });
    renderProxy(await apic.proxyStart(mode));
    toast(mode === "global" ? "全局代理已开启（整机）✅" : "系统代理已开启 ✅", "ok");
  } catch (e) {
    toast("启动失败：" + (e.message || e), "err");
    try {
      renderProxy(await apic.proxyStatus());
    } catch {}
  } finally {
    busy(btn, false);
  }
}
$("#proxy-start-global").addEventListener("click", (ev) => startProxy("global", ev.currentTarget));
$("#proxy-start-system").addEventListener("click", (ev) => startProxy("system", ev.currentTarget));
$("#proxy-stop").addEventListener("click", async (ev) => {
  const btn = ev.currentTarget;
  busy(btn, true, "关闭中…");
  try {
    renderProxy(await apic.proxyStop());
    toast("代理已关闭，网络已还原", "ok");
  } catch (e) {
    toast("关闭失败：" + (e.message || e), "err");
  } finally {
    busy(btn, false);
  }
});
document.querySelector('.tab[data-tab="proxy"]').addEventListener("click", loadProxy);
apic.onProxyChanged((st) => renderProxy(st));

// ============================================================
// 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）
  progressBound: false, // onCanvasProgress 是否已订阅（幂等）
};

// 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 2.0", icon: "🎬", inputs: 1, outputs: 0, tag: "2.0" },
  grokVideo: { title: "Grok 视频", icon: "🎞️", inputs: 1, outputs: 0, tag: "Grok" },
  tts: { title: "TTS 配音", icon: "🔊", inputs: 1, outputs: 0, tag: "" },
};

// 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 `
      <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 `
      <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 `
      <select class="cv-field cv-field-vmode" title="模式">
        <option value="first">图生视频 · 首帧图</option>
        <option value="firstlast">首尾帧</option>
        <option value="reference">多参考图</option>
        <option value="video">参考视频</option>
        <option value="text">文生视频（仅提示词）</option>
      </select>
      <textarea class="cv-field cv-field-prompt" rows="2" placeholder="运动 / 镜头提示词（可选）"></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>
      <div class="cv-vmat cv-vmat-refvideo hidden">
        <input class="cv-field cv-vmat-url" data-slot="video" placeholder="参考视频公网URL（http(s) mp4）" />
        <div class="cv-node-hint">图床不托管视频，请手填公网视频URL</div>
      </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="填视频模型，如 seedance / kling" />
        <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="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-vsize" title="分辨率">
          <option value="720p">720p</option>
          <option value="1080p">1080p</option>
          <option value="480p">480p</option>
          <option value="auto">自动</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>
        <label class="cv-check"><input type="checkbox" class="cv-field-audio" /> 生成音频</label>
      </div>
      <details class="cv-adv"><summary>⚙️ 高级</summary>
        <input class="cv-field cv-field-endpoint" placeholder="/v1/video/generations" />
        <div class="cv-row2" style="margin-top:6px">
          <label class="cv-check"><input type="checkbox" class="cv-field-watermark" /> 水印</label>
          <label class="cv-check"><input type="checkbox" class="cv-field-camerafixed" /> 固定镜头</label>
        </div>
        <input class="cv-field cv-field-seed" type="number" placeholder="seed（可选，-1/空=随机）" />
      </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 `
      <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">
        <input class="cv-field cv-field-model" value="grok-imagine-video" placeholder="grok-imagine-video / grok-imagine-video-1.5" />
        <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-vsize" title="分辨率">
          <option value="720p">720p</option>
          <option value="1080p">1080p</option>
          <option value="480p">480p</option>
        </select>
        <select class="cv-field cv-field-duration" title="时长">
          <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">多参考图使用 grok-imagine-video + 720p；1.5 的 1080p/15s 需要首帧图</div>
      <details class="cv-adv"><summary>⚙️ 高级</summary>
        <input class="cv-field cv-field-endpoint" placeholder="/v1/videos/generations" />
      </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 `
      <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>`;
}

// 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; });
  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) => {
    delete CANVAS.outputs[id];
    delete CANVAS.refImages[id];
    delete CANVAS.videoMaterials[id];
    cvClearRunMapForNode(id);
  });

  // 事件委托：点击节点内「运行」/「拉取模型」按钮
  el.addEventListener("click", (e) => {
    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"));
      return;
    }
    const downloadPreviewBtn = e.target.closest(".cv-preview-download");
    if (downloadPreviewBtn) {
      cvDownloadPreview(downloadPreviewBtn.closest(".cv-node-preview"));
      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);
    }
  });

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

  // 普通鼠标滚轮直接缩放（无需 Ctrl）；Ctrl+滚轮仍走 Drawflow 原生。
  // 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) => {
      if (e.ctrlKey) return; // 交给 Drawflow 原生（含 Mac 触控板捏合）
      e.preventDefault();
      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;
        let steps = Math.trunc(wheelAccum / STEP);
        wheelAccum -= steps * STEP;
        while (steps < 0) { CANVAS.editor.zoom_in(); steps++; }
        while (steps > 0) { CANVAS.editor.zoom_out(); steps--; }
        // label 由 editor.on("zoom") 自动同步，无需手动调用
      });
    },
    { passive: false }
  );

  // 首次进入即预置一条「连好线、可直接运行」的示例工作流
  cvSeedSample();
}

// 刷新右下角缩放百分比显示
function cvUpdateZoomLabel() {
  const el = document.getElementById("cv-zoom-reset");
  if (el && CANVAS.editor) el.textContent = Math.round((CANVAS.editor.zoom || 1) * 100) + "%";
}

// 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 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");
  };
  reader.readAsDataURL(file);
}

// 清除图片节点参考图
function cvClearRefImage(nodeEl) {
  const id = nodeEl.id.replace("node-", "");
  delete CANVAS.refImages[id];
  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 = "";
}

// 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 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");
      };
      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");
  };
  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];
  if (store) {
    if (slot === "refs") store.refs = [];
    else delete store[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 = "";
}

// 用 CANVAS.groups 填充一个分组下拉，默认选中 activeGroupId（保留已有选择）
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;
  }
  sel.innerHTML = groups
    .map((g) => {
      const label = esc(g.name) + (g.host ? " · " + esc(g.host) : "");
      return `<option value="${esc(g.id)}">${label}</option>`;
    })
    .join("");
  const keep = prev && groups.some((g) => String(g.id) === prev);
  const nodeEl = sel.closest(".drawflow-node");
  const isGrokVideo = !!(nodeEl && nodeEl.querySelector(".cv-node-grokVideo"));
  const grokGroup = isGrokVideo
    ? groups.find((g) => /grok/i.test(g.name || "") || /grok-imagine-video/i.test(g.model || ""))
    : null;
  const want = keep ? prev : String((grokGroup && grokGroup.id) || CANVAS.activeGroupId || "");
  if (want) sel.value = want;
}

// 节点创建后统一初始化：唯一化 datalist + 让模型框指向它 + 填充分组下拉
function cvSetupNode(id) {
  const nodeEl = document.getElementById(`node-${id}`);
  if (!nodeEl) return;
  const dl = nodeEl.querySelector(".cv-node-datalist");
  const model = nodeEl.querySelector(".cv-field-model");
  if (dl && model) {
    const listId = `cv-models-node-${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);
}

// 分组下拉变化：清空旧模型候选；若模型框为空，用该分组默认 model 预填
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.value.trim()) {
    const g = (CANVAS.groups || []).find((x) => String(x.id) === String(groupId));
    if (g && g.model) model.value = g.model;
  }
}

// 拉取某节点所选分组的模型 → 填充该节点自己的 datalist
async function cvFetchNodeModels(nodeId, btn) {
  const nodeEl = document.getElementById(`node-${nodeId}`);
  if (!nodeEl) return;
  const sel = nodeEl.querySelector(".cv-field-group");
  const groupId = sel ? sel.value : "";
  if (!groupId) {
    toast("请先选择中转分组（或在『路由中转』添加分组）", "");
    return;
  }
  const dl = nodeEl.querySelector(".cv-node-datalist");
  busy(btn, true, "…");
  try {
    if (!apic.canvasModels) throw new Error("拉取模型能力尚未就绪（后端未接入）");
    const r = await apic.canvasModels(groupId);
    if (!r || !r.ok) throw new Error((r && r.error) || "拉取失败");
    const models = Array.isArray(r.models) ? r.models : [];
    if (dl) dl.innerHTML = models.map((m) => `<option value="${esc(m)}"></option>`).join("");
    toast(`已拉取 ${models.length} 个模型，点模型框可选`, "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);
    // 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");
  } 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();
    }
  } catch (e) {}
}

// 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";
  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) };
}

// 在画布中心添加一个指定类型的节点
function cvAddNode(kind) {
  const m = CV_NODES[kind];
  if (!CANVAS.editor || !m) return;
  const pos = 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
}

// 切换视频模式：按 mode 显隐 首帧/尾帧/多参考图/参考视频 四组素材控件
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",
    refvideo: mode === "video",
  };
  ["first", "last", "refs", "refvideo"].forEach((slot) => {
    const box = nodeEl.querySelector(".cv-vmat-" + slot);
    if (box) box.classList.toggle("hidden", !show[slot]);
  });
  if (mode === "reference" && nodeEl.querySelector(".cv-node-grokVideo")) {
    const model = nodeEl.querySelector(".cv-field-model");
    const resolution = nodeEl.querySelector(".cv-field-vsize");
    if (model) model.value = "grok-imagine-video";
    if (resolution) resolution.value = "720p";
  }
}

// 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（取第一个非空文本 / 图片）
function cvCollectUpstream(nodeId) {
  const out = { text: "", image: "" };
  try {
    const node = CANVAS.editor.getNodeFromId(nodeId);
    if (!node || !node.inputs) return out;
    for (const key of Object.keys(node.inputs)) {
      const conns = (node.inputs[key] && node.inputs[key].connections) || [];
      for (const c of conns) {
        const src = cvNodeOutput(c.node);
        if (src.text && !out.text) out.text = src.text;
        if (src.image && !out.image) out.image = src.image;
      }
    }
  } catch (e) {}
  return out;
}

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

async function cvDownloadPreview(previewEl) {
  if (!previewEl) return;
  const media = previewEl.querySelector("img.cv-media, video.cv-media");
  if (!media || !media.src) return;
  const isVideo = media.tagName === "VIDEO";
  const src = media.dataset.sourceUrl || media.src;
  try {
    const res = await fetch(src);
    const blob = await res.blob();
    const ext = cvMediaExt(blob.type, isVideo ? "video" : "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">${esc(info)}</div>` : "";
  if (kind === "image") {
    el.innerHTML = cvPreviewChrome(kind, r.dataUrl, r.url || "", foot);
  } else if (kind === "video" || kind === "grokVideo") {
    el.innerHTML = cvPreviewChrome(kind, r.dataUrl, r.url || "", foot);
  } else if (kind === "tts") {
    el.innerHTML = `<audio class="cv-media-audio" controls src="${r.dataUrl}"></audio>${foot}`;
  }
}

// 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");
  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(nodeEl.querySelector(".cv-node-preview"), 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 prevEl = nodeEl.querySelector(".cv-node-preview");
  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 → 主进程传图床换外链；字段名可在高级里改（默认 image）
    const refImg = CANVAS.refImages[nodeId];
    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");
    if (!model) return cvSetErr(nodeEl, "请先填写视频模型");
    const endpointPath = val(".cv-field-endpoint");
    const duration = val(".cv-field-duration");
    const audioEl = nodeEl.querySelector(".cv-field-audio");
    const wmEl = nodeEl.querySelector(".cv-field-watermark");
    const cfEl = nodeEl.querySelector(".cv-field-camerafixed");
    const seed = val(".cv-field-seed");
    const mats = CANVAS.videoMaterials[nodeId] || {};
    const matUrl = (slot) => {
      const el = nodeEl.querySelector(`.cv-vmat-url[data-slot="${slot}"]`);
      return el ? el.value.trim() : "";
    };
    runKind = "video";
    params = {
      mode,
      prompt: ownText || up.text,
      model,
      ratio: val(".cv-field-ratio"),
      resolution: val(".cv-field-vsize"),
      generateAudio: !!(audioEl && audioEl.checked),
      watermark: !!(wmEl && wmEl.checked),
      cameraFixed: !!(cfEl && cfEl.checked),
    };
    if (seed) params.seed = seed;
    // 按模式收集素材：优先手填URL，其次上传缓存(dataURL)，首帧再兜底上游图
    if (mode === "first" || mode === "firstlast") {
      const first = matUrl("first") || mats.first || up.image || "";
      if (!first) return cvSetErr(nodeEl, "该模式需首帧：连上游『文生图』/ 上传 / 手填公网URL");
      params.image = first;
    }
    if (mode === "firstlast") {
      const last = matUrl("last") || mats.last || "";
      if (!last) return cvSetErr(nodeEl, "首尾帧模式还需尾帧图（上传或手填公网URL）");
      params.lastFrameImage = last;
    }
    if (mode === "reference") {
      const refs = (mats.refs || []).slice();
      if (!refs.length) return cvSetErr(nodeEl, "多参考图模式请至少上传 1 张参考图");
      params.referenceImages = refs;
    }
    if (mode === "video") {
      const v = matUrl("video");
      if (!/^https?:\/\//i.test(v)) return cvSetErr(nodeEl, "参考视频请手填公网视频URL（http(s)）");
      params.referenceVideo = v;
    }
    if (mode === "text" && !(params.prompt && params.prompt.trim())) {
      return cvSetErr(nodeEl, "文生视频请填写提示词");
    }
    if (duration) params.seconds = duration;
    if (endpointPath) params.endpointPath = endpointPath;
  } else if (kind === "grokVideo") {
    const mode = val(".cv-field-vmode") || "text";
    const model = val(".cv-field-model") || "grok-imagine-video";
    const endpointPath = val(".cv-field-endpoint");
    const duration = val(".cv-field-duration");
    const mats = CANVAS.videoMaterials[nodeId] || {};
    const matUrl = (slot) => {
      const el = nodeEl.querySelector(`.cv-vmat-url[data-slot="${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",
    };
    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 === "text" &&
      /grok-imagine-video-1\.5/i.test(model) &&
      params.resolution === "1080p" &&
      String(duration) === "15"
    ) {
      return cvSetErr(nodeEl, "1.5 的 1080p/15s 需要首帧图；请切到「首帧图生视频」并提供图片，或降低文生视频规格");
    }
    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 = [up.image].concat(mats.refs || [], matUrls("refs")).filter(Boolean);
      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.model = "grok-imagine-video";
      params.resolution = "720p";
      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 {
    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");
    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 };
  } catch (e) {
    if (prevEl) {
      prevEl.classList.add("hidden");
      prevEl.innerHTML = "";
    }
    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
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();
}
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();

// 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 datalist
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 opts = models.map((m) => `<option value="${esc(m)}"></option>`).join("");
      const dls = document.querySelectorAll("#drawflow .cv-node-datalist");
      dls.forEach((dl) => { dl.innerHTML = opts; });
      toast(`已按当前分组拉取 ${models.length} 个模型，填充 ${dls.length} 个节点`, "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 / －）→ Drawflow zoom_in/out/reset
const cvZoom = (fn) => () => {
  cvInit();
  if (CANVAS.editor && typeof CANVAS.editor[fn] === "function") {
    CANVAS.editor[fn]();
    cvUpdateZoomLabel();
  }
};
document.getElementById("cv-zoom-in")?.addEventListener("click", cvZoom("zoom_in"));
document.getElementById("cv-zoom-out")?.addEventListener("click", cvZoom("zoom_out"));
document.getElementById("cv-zoom-reset")?.addEventListener("click", cvZoom("zoom_reset"));

// 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);
  }
});

// —— 启动 ——
loadMarket();
loadSecrets();
loadVersion();
loadProxy();