Files
qihuo/trading_context.py
T

96 lines
3.4 KiB
Python

# Copyright (c) 2025-2026 马建军. All rights reserved.
# 专有软件 — 未经授权禁止复制、传播、转售。
# 严禁用于:带单/代客理财、向他人推荐期货品种或买卖建议、融资配资等业务。
# 详见 LICENSE.zh-CN.txt 与 docs/软件购买与使用协议.md
"""交易上下文:设置读取、资金、模式。"""
from __future__ import annotations
from typing import Callable, Optional
TRADING_MODE_SIM = "simulation" # SimNow CTP
TRADING_MODE_LIVE = "live" # 期货公司 CTP
def get_trading_mode(get_setting: Callable[[str, str], str]) -> str:
m = (get_setting("trading_mode", TRADING_MODE_SIM) or TRADING_MODE_SIM).strip().lower()
return m if m in (TRADING_MODE_SIM, TRADING_MODE_LIVE) else TRADING_MODE_SIM
def get_sizing_mode(get_setting: Callable[[str, str], str]) -> str:
from position_sizing import normalize_sizing_mode
return normalize_sizing_mode(get_setting("position_sizing_mode", "fixed"))
def get_fixed_lots(get_setting: Callable[[str, str], str]) -> int:
try:
return max(1, int(float(get_setting("fixed_lots", "1") or 1)))
except (TypeError, ValueError):
return 1
def get_fixed_amount(get_setting: Callable[[str, str], str]) -> float:
try:
return max(1.0, float(get_setting("fixed_amount", "5000") or 5000))
except (TypeError, ValueError):
return 5000.0
def get_risk_percent(get_setting: Callable[[str, str], str]) -> float:
try:
return max(0.1, float(get_setting("risk_percent", "1") or 1))
except (TypeError, ValueError):
return 1.0
def get_max_margin_pct(get_setting: Callable[[str, str], str]) -> float:
"""单笔/总仓位保证金占权益上限(%),默认 30。"""
try:
return max(1.0, min(100.0, float(get_setting("max_margin_pct", "30") or 30)))
except (TypeError, ValueError):
return 30.0
def get_trailing_be_tick_buffer(get_setting: Callable[[str, str], str]) -> int:
"""移动保本:止损移至开仓价 ± N 个最小变动价位(默认 2)。"""
try:
return max(1, min(20, int(float(get_setting("trailing_be_tick_buffer", "2") or 2))))
except (TypeError, ValueError):
return 2
def get_pending_order_timeout_min(get_setting: Callable[[str, str], str]) -> int:
"""开仓限价委托未成交自动撤单时间(分钟),默认 5。"""
try:
return max(1, min(60, int(float(get_setting("pending_order_timeout_min", "5") or 5))))
except (TypeError, ValueError):
return 5
def get_pending_order_timeout_sec(get_setting: Callable[[str, str], str]) -> int:
return get_pending_order_timeout_min(get_setting) * 60
def get_account_capital(conn, get_setting: Callable[[str, str], str]) -> float:
"""优先 SimNow/期货公司 CTP 权益;未连接时用设置中的参考资金。"""
del conn
mode = get_trading_mode(get_setting)
try:
from vnpy_bridge import ctp_status, get_ctp_balance
st = ctp_status(mode)
if st.get("connected"):
bal = get_ctp_balance(mode)
if bal and bal > 0:
return float(bal)
except Exception:
pass
try:
return float(get_setting("live_capital", "0") or 0)
except (TypeError, ValueError):
return 0.0
def trading_mode_label(get_setting: Callable[[str, str], str]) -> str:
return "SimNow" if get_trading_mode(get_setting) == TRADING_MODE_SIM else "期货公司实盘"