币本位数据统计改为U展示，已平盈亏按指数折U与浮盈口径一致。

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

lib/options/options_register.py

@@ -1828,14 +1828,19 @@ def register_options_routes(app: Flask, cfg: dict[str, Any]) -> None:
         if ex is None:
             return jsonify({"ok": False, "msg": err})
         from lib.options.options_history_lib import load_options_history
+        from lib.options.options_margin_mode_lib import is_coin_margin_mode
         from lib.options.options_positions_lib import sum_options_net_pnl_usdc
-        from lib.options.options_stats_lib import compute_options_stats_from_history
+        from lib.options.options_stats_lib import (
+            compute_options_stats_from_history,
+            history_pnl_to_usdt,
+        )
 
         raw_live = cfg["fetch_option_positions"](ex)
         if raw_live is None:
             return jsonify({"ok": False, "msg": "获取期权持仓失败"})
         history = load_options_history(ex, cfg)
-        stats = compute_options_stats_from_history(history)
+        # 币本位已平盈亏按指数折 U,与持仓浮盈/合计口径一致
+        stats = compute_options_stats_from_history(history_pnl_to_usdt(history, ex))
         open_float = sum_options_net_pnl_usdc(cfg, ex, raw_live)
         net_realized = _safe_float(stats.get("net_realized_pnl")) or 0.0
         total_pnl = None
@@ -1843,12 +1848,15 @@ def register_options_routes(app: Flask, cfg: dict[str, Any]) -> None:
             total_pnl = round(net_realized + float(open_float), 4)
         elif stats.get("total_closed"):
             total_pnl = round(net_realized, 4)
+        # 币本位统计统一标 U;USDC 模式仍标 USDC
+        pnl_unit = "U" if is_coin_margin_mode() else "USDC"
         return jsonify(
             {
                 "ok": True,
                 **stats,
                 "open_float_pnl": open_float,
                 "total_pnl": total_pnl,
+                "pnl_unit": pnl_unit,
             }
         )