持仓卡与中控快照增加期权杠杆倍数展示。

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

lib/common/static/options_panel.js

@@ -1076,6 +1076,25 @@
     return "约 " + Number(v).toFixed(1) + "×";
   }
 
+  function calcPosLeverage(p) {
+    const direct = Number(p && (p.contract_leverage != null ? p.contract_leverage : p.leverage));
+    if (Number.isFinite(direct) && direct > 0) return direct;
+    const idx = Number(p && p.idx_px);
+    const amt = Number(p && p.eth_amount);
+    const prem = Number(p && p.premium_paid);
+    if (!Number.isFinite(idx) || !Number.isFinite(amt) || !Number.isFinite(prem) || amt <= 0 || prem <= 0) {
+      return null;
+    }
+    if (isCoinPos(p)) {
+      return Math.round((amt / prem) * 10) / 10;
+    }
+    return Math.round((idx * amt) / prem * 10) / 10;
+  }
+
+  function fmtPosLeverage(p) {
+    return fmtLeverage(calcPosLeverage(p));
+  }
+
   /** 链上展示:USDC=指数÷卖一(美元);币本位卖一为币报价 → 1÷卖一. */
   function calcAskLeverage(indexPx, askPx) {
     if (indexPx == null || askPx == null) return null;
@@ -1691,6 +1710,7 @@
       '<span class="pos-meta-item">持仓来源: ' + sourceText(p) + "</span>" +
       '<span class="pos-meta-item">行权价: ' + fmt(p.strike, 0) + "</span>" +
       '<span class="pos-meta-item">张数: ' + fmt(p.pos, 0) + " · 币量 " + fmt(p.eth_amount, 4) + "</span>" +
+      '<span class="pos-meta-item" title="名义价值÷权利金,测算用">杠杆倍数: ' + fmtPosLeverage(p) + "</span>" +
       (expAttr
         ? '<span class="pos-meta-item">到期倒计时: <span class="opt-expiry-cd" data-opt-exp-ms="' + expAttr + '">—</span></span>'
         : "") +