Auto-cancel stale option close limits after pending TTL.

Default 10m via OKX_OPTIONS_PENDING_TTL_SECONDS; show age/countdown in pending panel; monitor loop cancels sell closes.

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/common/static/instance_theme.css

@@ -3669,6 +3669,11 @@ html[data-theme="light"] .options-strike-table--t .opt-strike-row-atm td {
   color: #9ec0ff;
   font-weight: 600;
 }
+.opt-pending-ttl-hint {
+  margin: 0 0 8px;
+  font-size: 12px;
+  line-height: 1.4;
+}
 .opt-order-pending-head .btn-secondary {
   font-size: 0.68rem;
   padding: 2px 8px;

lib/common/static/options_panel.js

@@ -28,6 +28,7 @@
   let positionsRefreshSeq = 0;
   let refreshAllTimer = null;
   let pendingRefreshTimer = null;
+  let pendingTtlSeconds = 600;
   const POSITIONS_STALE_MS = 45000;
   const PENDING_POLL_MS = 8000;
 
@@ -123,8 +124,30 @@
     startPendingOrdersPoll();
   }
 
-  function paintPendingOrders(orders) {
+  function fmtPendingAge(sec) {
+    if (sec == null || Number.isNaN(Number(sec))) return "—";
+    let s = Math.max(0, Math.round(Number(sec)));
+    if (s < 60) return s + "秒";
+    const m = Math.floor(s / 60);
+    const rs = s % 60;
+    if (m < 60) return rs ? m + "分" + rs + "秒" : m + "分";
+    const h = Math.floor(m / 60);
+    const rm = m % 60;
+    return rm ? h + "时" + rm + "分" : h + "时";
+  }
+
+  function paintPendingOrders(orders, ttlSec) {
     const host = document.getElementById("opt-pending-list");
+    const hint = document.getElementById("opt-pending-ttl-hint");
+    if (ttlSec != null && !Number.isNaN(Number(ttlSec))) {
+      pendingTtlSeconds = Number(ttlSec);
+    }
+    if (hint) {
+      const ttl = pendingTtlSeconds;
+      hint.textContent = ttl > 0
+        ? ("平仓限价超 " + fmtPendingAge(ttl) + " 未成交将自动撤销")
+        : "平仓超时自动撤单已关闭";
+    }
     if (!host) return;
     const rows = Array.isArray(orders) ? orders : [];
     if (!rows.length) {
@@ -136,10 +159,17 @@
       const sideCls = side === "buy" ? "is-buy" : side === "sell" ? "is-sell" : "";
       const remain = (o.sz != null && o.fill_sz != null) ? Math.max(0, Number(o.sz) - Number(o.fill_sz)) : o.sz;
       const pxTxt = o.px != null ? fmtOptionPx(o.px, null) : "—";
+      const kind = o.is_close_order ? "平仓" : "开仓";
+      let ttlTxt = "";
+      if (o.auto_cancel_enabled) {
+        if (o.stale) ttlTxt = " · 超时待撤";
+        else if (o.expire_in_sec != null) ttlTxt = " · 剩 " + fmtPendingAge(o.expire_in_sec) + " 自动撤";
+      }
+      const ageTxt = o.age_sec != null ? ("已挂 " + fmtPendingAge(o.age_sec)) : "";
       return (
         '<div class="opt-pending-item" data-ord="' + (o.ord_id || "") + '" data-inst="' + (o.inst_id || "") + '">' +
         '<div class="opt-pending-item-top">' +
-        '<span class="opt-pending-side ' + sideCls + '">' + (o.side_label || side || "—") + "</span>" +
+        '<span class="opt-pending-side ' + sideCls + '">' + kind + " · " + (o.side_label || side || "—") + "</span>" +
         '<button type="button" class="btn-secondary opt-pending-cancel" data-ord="' + (o.ord_id || "") +
         '" data-inst="' + (o.inst_id || "") + '">撤销</button>' +
         "</div>" +
@@ -148,6 +178,8 @@
         " · 张数 " + (o.sz != null ? o.sz : "—") +
         (o.fill_sz != null && Number(o.fill_sz) > 0 ? " · 已成 " + o.fill_sz : "") +
         (remain != null && o.fill_sz != null && Number(o.fill_sz) > 0 ? " · 剩余 " + remain : "") +
+        (ageTxt ? " · " + ageTxt : "") +
+        ttlTxt +
         "</div></div>"
       );
     }).join("");
@@ -167,7 +199,7 @@
         host.innerHTML = '<div class="muted opt-pending-empty">' + (d.msg || "获取委托失败") + "</div>";
         return;
       }
-      paintPendingOrders(d.orders || []);
+      paintPendingOrders(d.orders || [], d.pending_ttl_seconds);
     } catch (e) {
       host.innerHTML = '<div class="muted opt-pending-empty">获取委托失败</div>';
     }
@@ -176,8 +208,7 @@
   function startPendingOrdersPoll() {
     stopPendingOrdersPoll();
     pendingRefreshTimer = setInterval(function () {
-      const panel = orderPanel();
-      if (!panel || panel.style.display === "none") {
+      if (!document.getElementById("options-root")) {
         stopPendingOrdersPoll();
         return;
       }
@@ -1709,6 +1740,8 @@
     syncMoneyFilterButtons();
     syncChainViewUI();
     updateUnderlyingLabel();
+    refreshPendingOrders();
+    startPendingOrdersPoll();
     const hasCache =
       panelCache.chain &&
       panelCache.underlying === state.underlying &&