币本位顶栏去掉期权资金/交易列，交易账户显示USDT/ETH/BTC

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

lib/instance/instance_embed_context_lib.py

@@ -107,10 +107,39 @@ def options_funding_label(
     margin_mode: str | None = None,
     underly: str = "ETH",
 ) -> str:
-    """期权侧顶栏文案.
+    """期权侧顶栏文案(仅 USDC 模式使用;币本位不展示期权资金/交易两列)."""
+    if funding_usdc is None:
+        return "—"
+    try:
+        return f"{float(funding_usdc):.2f} USDC"
+    except (TypeError, ValueError):
+        return "—"
 
-    USDC 模式:仅 USDC.
-    币本位:USDT + 标的币(ETH/BTC).
+
+def _fmt_coin_amount(v: float | None) -> str | None:
+    if v is None:
+        return None
+    try:
+        n = float(v)
+    except (TypeError, ValueError):
+        return None
+    if abs(n) < 1e-12:
+        return None
+    txt = f"{n:.6f}".rstrip("0").rstrip(".")
+    return txt or None
+
+
+def trading_account_label(
+    usdt: float | None,
+    eth: float | None = None,
+    btc: float | None = None,
+    *,
+    margin_mode: str | None = None,
+) -> str:
+    """交易账户顶栏文案.
+
+    币本位:USDT / ETH / BTC(有余额才带上,不显示其它币种).
+    其它模式:xx.xxU.
     """
     try:
         from lib.options.options_margin_mode_lib import normalize_options_margin_mode
@@ -118,29 +147,26 @@ def options_funding_label(
         mode = normalize_options_margin_mode(margin_mode)
     except Exception:
         mode = str(margin_mode or "usdc").strip().lower() or "usdc"
-    if mode == "coin":
-        parts: list[str] = []
-        if funding_usdt is not None:
-            try:
-                parts.append(f"{float(funding_usdt):.2f} USDT")
-            except (TypeError, ValueError):
-                pass
-        coin = funding_eth
-        ccy = (underly or "ETH").strip().upper() or "ETH"
-        if coin is not None:
-            try:
-                n = float(coin)
-                txt = f"{n:.6f}".rstrip("0").rstrip(".")
-                parts.append(f"{txt or '0'} {ccy}")
-            except (TypeError, ValueError):
-                pass
-        return " / ".join(parts) if parts else "—"
-    if funding_usdc is None:
-        return "—"
-    try:
-        return f"{float(funding_usdc):.2f} USDC"
-    except (TypeError, ValueError):
-        return "—"
+    if mode != "coin":
+        if usdt is None:
+            return "—"
+        try:
+            return f"{float(usdt):.2f}U"
+        except (TypeError, ValueError):
+            return "—"
+    parts: list[str] = []
+    if usdt is not None:
+        try:
+            parts.append(f"{float(usdt):.2f} USDT")
+        except (TypeError, ValueError):
+            pass
+    eth_txt = _fmt_coin_amount(eth)
+    if eth_txt is not None:
+        parts.append(f"{eth_txt} ETH")
+    btc_txt = _fmt_coin_amount(btc)
+    if btc_txt is not None:
+        parts.append(f"{btc_txt} BTC")
+    return " / ".join(parts) if parts else "—"
 
 
 def total_funds_usdt(