修复期权分批平仓只记最后一笔收回导致盈亏漏算。

每次部分成交累加权利金与张数，全平后再合计 realized_pnl，并优先匹配交易所全平历史。

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

lib/options/options_db.py

@@ -105,6 +105,10 @@ def init_options_tables(conn: sqlite3.Connection) -> None:
         "ALTER TABLE options_trades ADD COLUMN premium_ccy TEXT DEFAULT 'USDC'",
         "ALTER TABLE options_trades ADD COLUMN bridge_id INTEGER",
         "ALTER TABLE options_trades ADD COLUMN budget_usdt REAL",
+        # 分批平仓累计:全平前写在最早一笔 open 上,全平后并入 premium_received
+        "ALTER TABLE options_trades ADD COLUMN close_recv_accum REAL DEFAULT 0",
+        "ALTER TABLE options_trades ADD COLUMN close_sheets_accum INTEGER DEFAULT 0",
+        "ALTER TABLE options_trades ADD COLUMN close_notional_accum REAL DEFAULT 0",
     ):
         try:
             conn.execute(ddl)
@@ -154,3 +158,86 @@ def sum_open_sheets(conn: sqlite3.Connection, inst_id: str) -> int | None:
     if not row or int(row["n"] or 0) < 1:
         return None
     return int(row["total"] or 0)
+
+
+def _earliest_open_trade_id(conn: sqlite3.Connection, inst_id: str) -> int | None:
+    inst = (inst_id or "").strip()
+    if not inst:
+        return None
+    row = conn.execute(
+        """
+        SELECT id FROM options_trades
+        WHERE inst_id = ? AND status = 'open'
+        ORDER BY id ASC
+        LIMIT 1
+        """,
+        (inst,),
+    ).fetchone()
+    return int(row["id"]) if row else None
+
+
+def get_open_close_accum(conn: sqlite3.Connection, inst_id: str) -> dict[str, float | int | str | None]:
+    """读取分批平仓累计(挂在最早一笔 open 上)."""
+    tid = _earliest_open_trade_id(conn, inst_id)
+    if tid is None:
+        return {"recv": 0.0, "sheets": 0, "notional": 0.0, "close_ord_id": None}
+    row = conn.execute(
+        """
+        SELECT close_recv_accum, close_sheets_accum, close_notional_accum, close_ord_id
+        FROM options_trades WHERE id = ?
+        """,
+        (tid,),
+    ).fetchone()
+    if not row:
+        return {"recv": 0.0, "sheets": 0, "notional": 0.0, "close_ord_id": None}
+    return {
+        "recv": float(row["close_recv_accum"] or 0),
+        "sheets": int(row["close_sheets_accum"] or 0),
+        "notional": float(row["close_notional_accum"] or 0),
+        "close_ord_id": str(row["close_ord_id"] or "").strip() or None,
+    }
+
+
+def add_open_close_accum(
+    conn: sqlite3.Connection,
+    inst_id: str,
+    *,
+    recv: float,
+    sheets: int,
+    px: float,
+    ord_id: str | None = None,
+) -> bool:
+    """分批平仓成交后累加收回权利金/张数/名义(供全平 VWAP 与总盈亏)."""
+    tid = _earliest_open_trade_id(conn, inst_id)
+    if tid is None:
+        return False
+    sheets_i = max(0, int(sheets or 0))
+    recv_f = float(recv or 0)
+    px_f = float(px or 0)
+    if sheets_i < 1 and abs(recv_f) < 1e-15:
+        return False
+    notional_add = px_f * sheets_i if sheets_i > 0 and px_f > 0 else 0.0
+    oid = str(ord_id or "").strip()
+    prev = conn.execute(
+        "SELECT close_ord_id FROM options_trades WHERE id = ?", (tid,)
+    ).fetchone()
+    prev_oids = str((prev["close_ord_id"] if prev else None) or "").strip()
+    if oid:
+        parts = [p for p in prev_oids.split(",") if p] if prev_oids else []
+        if oid not in parts:
+            parts.append(oid)
+        merged_oid = ",".join(parts)
+    else:
+        merged_oid = prev_oids or None
+    conn.execute(
+        """
+        UPDATE options_trades
+        SET close_recv_accum = COALESCE(close_recv_accum, 0) + ?,
+            close_sheets_accum = COALESCE(close_sheets_accum, 0) + ?,
+            close_notional_accum = COALESCE(close_notional_accum, 0) + ?,
+            close_ord_id = ?
+        WHERE id = ?
+        """,
+        (recv_f, sheets_i, notional_add, merged_oid, tid),
+    )
+    return True