fix模拟盘盈亏：收回×卖回价 − 开仓U权利金 − 手续费，历史按U展示。

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

lib/options/options_stats_lib.py

@@ -512,11 +512,10 @@ def _sim_net_usdt_converts_for_trade(
 
 
 def sync_sim_cash_realized_pnl_usdt(conn, ex: Any = None) -> int:
-    """模拟盘:按权利金净盈亏冻结 U(收回−已付−费)×平仓指数.
+    """模拟盘:收回×卖回价 − 初始U权利金 − 手续费U.
 
-    禁止再用「卖回 USDT − 买币预算」:买币预算含权利金本金与缓冲,卖回差额会把
-    权利金本金也算进盈利,导致合计盈亏虚高(约翻倍).
-    函数名保留兼容旧调用.
+    盈利=(权利金币+盈利币)×卖回价−开仓U权利金−费;
+    亏损=剩余权利金U−费−开仓U(同一式).不用买币预算差额.
     """
     init_options_tables(conn)
     from lib.options.options_pnl_settle_lib import resolve_close_index_px, settle_closed_pnl
@@ -551,45 +550,40 @@ def sync_sim_cash_realized_pnl_usdt(conn, ex: Any = None) -> int:
                     recv = float(total_premium(cq, eth))
                 except Exception:
                     recv = None
-        if paid is None or recv is None:
-            # 无毛权利金时回退:已有币数量净盈亏 × 冻结指数
-            net = _safe_float(_row_get(row, "realized_pnl"))
-            if net is None:
-                continue
-            idx = _safe_float(_row_get(row, "close_index_px")) or _safe_float(
-                _row_get(row, "open_index_px")
+        sell_px = _safe_float(_row_get(row, "close_index_px"))
+        open_idx = _safe_float(_row_get(row, "open_index_px"))
+        if sell_px is None or sell_px <= 0:
+            sell_px = resolve_close_index_px(
+                ex,
+                inst_id=str(_row_get(row, "inst_id") or ""),
+                underlying=underly,
+                hint=open_idx,
             )
-            if idx is None or idx <= 0:
-                idx = resolve_close_index_px(
-                    ex,
-                    inst_id=str(_row_get(row, "inst_id") or ""),
-                    underlying=underly,
-                )
-            if idx is None or idx <= 0:
+        if open_idx is None or open_idx <= 0:
+            # 无开仓指数时用卖回价兜底(等价旧净币×价)
+            open_idx = sell_px
+        if paid is None or recv is None:
+            net = _safe_float(_row_get(row, "realized_pnl"))
+            if net is None or sell_px is None or sell_px <= 0:
                 continue
-            usdt = round(float(net) * float(idx), 4)
-            close_idx = float(idx)
+            usdt = round(float(net) * float(sell_px), 4)
+            close_idx = float(sell_px)
             new_pnl = float(net)
+            open_write = open_idx
         else:
-            idx = _safe_float(_row_get(row, "close_index_px"))
-            if idx is None or idx <= 0:
-                idx = resolve_close_index_px(
-                    ex,
-                    inst_id=str(_row_get(row, "inst_id") or ""),
-                    underlying=underly,
-                    hint=_row_get(row, "open_index_px"),
-                )
             settled = settle_closed_pnl(
                 premium_paid=paid,
                 premium_received=recv,
                 open_fee=_row_get(row, "open_fee"),
                 close_fee=_row_get(row, "close_fee"),
                 premium_ccy=ccy or underly or "ETH",
-                index_px=idx,
+                index_px=sell_px,
+                open_index_px=open_idx,
             )
             usdt = settled.get("realized_pnl_usdt")
-            close_idx = settled.get("close_index_px")
+            close_idx = settled.get("close_index_px") or sell_px
             new_pnl = settled.get("realized_pnl")
+            open_write = settled.get("open_index_px") or open_idx
             if usdt is None:
                 continue
         old = _safe_float(_row_get(row, "realized_pnl_usdt"))
@@ -600,10 +594,11 @@ def sync_sim_cash_realized_pnl_usdt(conn, ex: Any = None) -> int:
             UPDATE options_trades
             SET realized_pnl_usdt = ?,
                 close_index_px = COALESCE(close_index_px, ?),
+                open_index_px = COALESCE(open_index_px, ?),
                 realized_pnl = COALESCE(?, realized_pnl)
             WHERE id = ?
             """,
-            (float(usdt), close_idx, new_pnl, int(row["id"])),
+            (float(usdt), close_idx, open_write, new_pnl, int(row["id"])),
         )
         updated += 1
     return updated