dekun
266 lines
7.8 KiB
Python
266 lines
7.8 KiB
Python
"""已实现盈亏结算:扣手续费,并在平仓时按指数冻结 U 口径."""
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from __future__ import annotations
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from typing import Any
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def _safe_float(v: Any) -> float | None:
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if v is None or v == "":
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return None
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try:
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return float(v)
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except (TypeError, ValueError):
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return None
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def fee_amount_abs(fee: Any) -> float:
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"""OKX 扣费多为负;统一为正数「已付手续费」."""
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f = _safe_float(fee)
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if f is None:
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return 0.0
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return abs(float(f))
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def fee_to_premium_ccy(
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fee_amt: Any,
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fee_ccy: Any,
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*,
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premium_ccy: str,
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index_px: float | None,
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) -> float:
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"""把手续费折成权利金币种数量(与 premium_paid/received 同单位)."""
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amt = fee_amount_abs(fee_amt)
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if amt <= 0:
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return 0.0
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fc = str(fee_ccy or "").strip().upper()
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pc = str(premium_ccy or "").strip().upper()
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if not fc or not pc or fc == pc:
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return round(amt, 8)
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# 稳定币互兑近似 1:1
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stables = {"USDT", "USDC", "USD"}
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if fc in stables and pc in stables:
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return round(amt, 8)
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idx = _safe_float(index_px)
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if idx is None or idx <= 0:
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return 0.0
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if fc in stables and pc in ("ETH", "BTC"):
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return round(amt / float(idx), 8)
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if fc in ("ETH", "BTC") and pc in stables:
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return round(amt * float(idx), 8)
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if fc in ("ETH", "BTC") and pc in ("ETH", "BTC") and fc != pc:
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# 跨币种无可靠汇率时放弃折算,避免脏数据
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return 0.0
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return round(amt, 8)
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def extract_order_fee(order: dict[str, Any] | None) -> tuple[float, str]:
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"""从下单/查单结果取手续费(原始币种,正数)."""
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if not isinstance(order, dict):
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return 0.0, ""
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raw = order.get("raw") if isinstance(order.get("raw"), dict) else {}
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info = order.get("info") if isinstance(order.get("info"), dict) else {}
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fee = order.get("fee")
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if fee is None:
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fee = raw.get("fee")
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if fee is None:
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fee = info.get("fee")
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ccy = (
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order.get("fee_ccy")
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or raw.get("feeCcy")
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or raw.get("fee_ccy")
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or info.get("fee_ccy")
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or info.get("feeCcy")
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or ""
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)
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return fee_amount_abs(fee), str(ccy or "").strip().upper()
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def sum_option_order_fees_in_premium(
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ex: Any,
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*,
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inst_id: str,
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ord_ids: list[str] | str | None,
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premium_ccy: str,
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index_px: float | None,
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fetch_order_fn: Any = None,
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) -> float:
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"""按订单号汇总手续费并折成权利金单位."""
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if isinstance(ord_ids, str):
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ids = [p.strip() for p in ord_ids.split(",") if p.strip()]
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else:
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ids = [str(x).strip() for x in (ord_ids or []) if str(x).strip()]
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if not ids:
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return 0.0
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if fetch_order_fn is None:
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from lib.exchange.okx_options_lib import fetch_option_order
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fetch_order_fn = fetch_option_order
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total = 0.0
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seen: set[str] = set()
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for oid in ids:
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if oid in seen:
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continue
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seen.add(oid)
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try:
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info = fetch_order_fn(ex, inst_id=inst_id, ord_id=oid)
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except Exception:
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continue
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if not isinstance(info, dict) or not info.get("ok"):
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continue
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fee_amt, fee_ccy = extract_order_fee(info)
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total += fee_to_premium_ccy(
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fee_amt, fee_ccy, premium_ccy=premium_ccy, index_px=index_px
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)
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return round(total, 8)
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def freeze_pnl_to_usdt(
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net_pnl: float,
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*,
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premium_ccy: str,
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index_px: float | None,
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total_fee: float = 0.0,
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) -> dict[str, float | None]:
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"""把已是「净额」的权利金盈亏冻结为 U(不再扣费)."""
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net = round(float(net_pnl), 8)
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pc = str(premium_ccy or "").strip().upper()
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idx = _safe_float(index_px)
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fee_total = abs(float(total_fee or 0.0))
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if pc in ("ETH", "BTC"):
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if idx is None or idx <= 0:
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return {
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"realized_pnl": net,
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"close_index_px": None,
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"realized_pnl_usdt": None,
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"total_fee": round(fee_total, 8),
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}
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return {
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"realized_pnl": net,
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"close_index_px": float(idx),
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"realized_pnl_usdt": round(net * float(idx), 4),
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"total_fee": round(fee_total, 8),
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}
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return {
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"realized_pnl": net,
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"close_index_px": float(idx) if idx is not None and idx > 0 else None,
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"realized_pnl_usdt": round(net, 4),
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"total_fee": round(fee_total, 8),
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}
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def fee_to_usdt(
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fee_amt: Any,
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fee_ccy: Any,
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*,
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index_px: float | None,
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) -> float:
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"""手续费折 USDT."""
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amt = fee_amount_abs(fee_amt)
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if amt <= 0:
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return 0.0
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fc = str(fee_ccy or "").strip().upper()
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if fc in ("USDT", "USDC", "USD", ""):
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# 空币种时按稳定币近似,避免把小数额 ETH 费当成整 U
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if fc == "" and amt < 0.05:
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idx = _safe_float(index_px)
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if idx is not None and idx > 100:
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return round(amt * float(idx), 4)
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return round(amt, 4)
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if fc in ("ETH", "BTC"):
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idx = _safe_float(index_px)
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if idx is None or idx <= 0:
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return 0.0
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return round(amt * float(idx), 4)
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return round(amt, 4)
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def settle_closed_pnl(
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*,
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premium_paid: Any,
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premium_received: Any,
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open_fee: Any = 0,
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close_fee: Any = 0,
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premium_ccy: str,
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index_px: float | None,
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open_index_px: float | None = None,
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budget_usdt: float | None = None,
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fee_ccy: str | None = None,
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) -> dict[str, float | None]:
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"""
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由「毛权利金」结算.
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币数量净盈亏 = 收回 − 已付 − 开/平手续费(只扣一次).
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冻结 U(币本位) = 净盈亏 × 平仓指数.
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注意:不要用 budget_usdt 当开仓成本——它含现货买入缓冲,多余币会卖回,
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拿全额预算当成本会把亏损算大. open_index/budget 参数保留兼容,不参与 U 计算.
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不要对 OKX realizedPnl 再调此函数扣费.
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"""
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del open_index_px, budget_usdt, fee_ccy # 兼容旧调用,不参与结算
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paid = float(_safe_float(premium_paid) or 0.0)
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recv = float(_safe_float(premium_received) or 0.0)
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ofee = float(_safe_float(open_fee) or 0.0)
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cfee = float(_safe_float(close_fee) or 0.0)
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if ofee < 0:
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ofee = abs(ofee)
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if cfee < 0:
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cfee = abs(cfee)
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net = round(recv - paid - ofee - cfee, 8)
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out = freeze_pnl_to_usdt(
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net,
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premium_ccy=premium_ccy,
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index_px=index_px,
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total_fee=ofee + cfee,
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)
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return out
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def settle_exchange_realized_pnl(
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*,
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realized_pnl: Any,
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premium_ccy: str,
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index_px: float | None,
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fee_hint: Any = None,
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) -> dict[str, float | None]:
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"""
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冻结交易所 positions-history 的 realizedPnl.
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该字段已含手续费,此处只折 U,不再减 fee.
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"""
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net = _safe_float(realized_pnl)
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if net is None:
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return {
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"realized_pnl": None,
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"close_index_px": None,
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"realized_pnl_usdt": None,
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"total_fee": fee_amount_abs(fee_hint),
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}
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return freeze_pnl_to_usdt(
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float(net),
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premium_ccy=premium_ccy,
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index_px=index_px,
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total_fee=fee_amount_abs(fee_hint),
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)
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def resolve_close_index_px(
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ex: Any,
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*,
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inst_id: str = "",
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underlying: str = "",
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hint: Any = None,
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) -> float | None:
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"""平仓冻结用指数:优先调用方传入,否则拉标的近似价."""
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h = _safe_float(hint)
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if h is not None and h > 0:
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return float(h)
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underly = (underlying or "").strip().upper()
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if not underly and inst_id:
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underly = str(inst_id).split("-")[0].strip().upper() or "ETH"
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if not underly:
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underly = "ETH"
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try:
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from lib.options.options_stats_lib import _underlying_index_usdt
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return _underlying_index_usdt(ex, underly)
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except Exception:
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return None
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