2025-06-23 22:21:59 +08:00
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# src/execution_simulator.py
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2025-06-22 23:03:50 +08:00
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from datetime import datetime
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2025-06-18 10:25:05 +08:00
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from typing import Dict, List, Optional
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import pandas as pd
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from .core_data import Order, Trade, Bar, PortfolioSnapshot
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2025-06-23 23:49:43 +08:00
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2025-06-18 10:25:05 +08:00
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class ExecutionSimulator:
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"""
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模拟交易执行和管理账户资金、持仓。
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"""
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2025-06-23 23:49:43 +08:00
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2025-06-18 10:25:05 +08:00
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def __init__(self, initial_capital: float,
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slippage_rate: float = 0.0001,
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commission_rate: float = 0.0002,
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initial_positions: Optional[Dict[str, int]] = None):
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self.initial_capital = initial_capital
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self.cash = initial_capital
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self.positions: Dict[str, int] = initial_positions if initial_positions is not None else {}
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self.average_costs: Dict[str, float] = {}
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if initial_positions:
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for symbol, qty in initial_positions.items():
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self.average_costs[symbol] = 0.0
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self.slippage_rate = slippage_rate
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self.commission_rate = commission_rate
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self.trade_log: List[Trade] = []
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self.pending_orders: Dict[str, Order] = {}
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self._current_time: Optional[datetime] = None
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print(
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f"模拟器初始化:初始资金={self.initial_capital:.2f}, 滑点率={self.slippage_rate}, 佣金率={self.commission_rate}")
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if self.positions:
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print(f"初始持仓:{self.positions}")
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2025-06-22 23:03:50 +08:00
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def update_time(self, current_time: datetime):
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self._current_time = current_time
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def get_current_time(self) -> datetime:
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if self._current_time is None:
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2025-06-23 22:21:59 +08:00
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# 改进:如果时间未设置,可以抛出错误,防止策略在 on_init 阶段意外调用
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2025-06-22 23:03:50 +08:00
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# raise RuntimeError("Simulator time has not been set. Ensure update_time is called.")
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return None
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return self._current_time
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2025-06-18 10:25:05 +08:00
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def _calculate_fill_price(self, order: Order, current_bar: Bar) -> float:
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"""
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内部方法:根据订单类型和滑点计算实际成交价格。
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撮合逻辑:所有订单(市价/限价)都以当前K线的 **开盘价 (open)** 为基准进行撮合。
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"""
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fill_price = -1.0 # 默认未成交
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base_price = current_bar.open # 所有成交都以当前K线的开盘价为基准
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if order.price_type == "MARKET":
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# 市价单:直接以开盘价成交,考虑滑点
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if order.direction == "BUY" or order.direction == "CLOSE_SHORT": # 买入/平空:向上偏离(多付)
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fill_price = base_price * (1 + self.slippage_rate)
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elif order.direction == "SELL" or order.direction == "CLOSE_LONG": # 卖出/平多:向下偏离(少收)
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fill_price = base_price * (1 - self.slippage_rate)
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else:
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fill_price = base_price # 理论上不发生
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elif order.price_type == "LIMIT" and order.limit_price is not None:
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limit_price = order.limit_price
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2025-06-23 22:21:59 +08:00
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# 限价单:判断开盘价是否满足限价条件,如果满足,则以开盘价成交(考虑滑点)
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if order.direction == "BUY" or order.direction == "CLOSE_SHORT": # 限价买入/平空
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# 买单只有当开盘价低于或等于限价时才可能成交
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# 即:我愿意出 limit_price 买,开盘价 open_price 更低或一样,当然买
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if base_price <= limit_price:
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fill_price = base_price * (1 + self.slippage_rate)
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# else: 未满足限价条件,不成交
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elif order.direction == "SELL" or order.direction == "CLOSE_LONG": # 限价卖出/平多
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# 卖单只有当开盘价高于或等于限价时才可能成交
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# 即:我愿意出 limit_price 卖,开盘价 open_price 更高或一样,当然卖
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if base_price >= limit_price:
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fill_price = base_price * (1 - self.slippage_rate)
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# else: 未满足限价条件,不成交
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# 最终检查成交价是否有效且合理(大于0)
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if fill_price <= 0:
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return -1.0 # 未成交或价格无效
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return fill_price
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def send_order_to_pending(self, order: Order) -> Optional[Order]:
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"""
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将订单添加到待处理队列。由 BacktestEngine 或 Strategy 调用。
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此方法不进行撮合,撮合由 process_pending_orders 统一处理。
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"""
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if order.id in self.pending_orders:
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# print(f"订单 {order.id} 已经存在于待处理队列。")
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return None
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self.pending_orders[order.id] = order
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# print(f"订单 {order.id} 加入待处理队列。")
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return order
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def process_pending_orders(self, current_bar: Bar):
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"""
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处理所有待撮合的订单。在每个K线数据到来时调用。
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"""
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# 复制一份待处理订单的键,防止在迭代时修改字典
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order_ids_to_process = list(self.pending_orders.keys())
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for order_id in order_ids_to_process:
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if order_id not in self.pending_orders: # 订单可能已被取消
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continue
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order = self.pending_orders[order_id]
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# 只有当订单的symbol与当前bar的symbol一致时才尝试撮合
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# 这样确保了在换月后,旧合约的挂单不会被尝试撮合 (尽管换月时会强制取消)
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if order.symbol != current_bar.symbol:
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# 这种情况理论上应该被换月逻辑清理掉的旧合约挂单,
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# 如果因为某种原因漏掉了,这里直接跳过,避免异常。
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continue
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# 尝试成交订单
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self._execute_single_order(order, current_bar)
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def _execute_single_order(self, order: Order, current_bar: Bar) -> Optional[Trade]:
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"""
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内部方法:尝试执行单个订单,并处理资金和持仓变化。
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由 send_order 或 process_pending_orders 调用。
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"""
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# --- 处理撤单指令 ---
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if order.direction == "CANCEL": # 策略主动发起撤单
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success = self.cancel_order(order.id)
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if success:
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# print(f"[{current_bar.datetime}] 模拟器: 收到并成功处理撤单指令 for Order ID: {order.id}")
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pass
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return None # 撤单操作不返回Trade
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symbol = order.symbol
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volume = order.volume
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# 尝试计算成交价格
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fill_price = self._calculate_fill_price(order, current_bar)
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if fill_price <= 0: # 未成交或不满足限价条件
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return None
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# --- 以下是订单成功成交前的预检查逻辑 ---
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trade_value = volume * fill_price
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commission = trade_value * self.commission_rate
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current_position = self.positions.get(symbol, 0)
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current_average_cost = self.average_costs.get(symbol, 0.0)
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realized_pnl = 0.0 # 预先计算的实现盈亏
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# -----------------------------------------------------------
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# 精确判断 is_open_trade 和 is_close_trade
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# -----------------------------------------------------------
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is_trade_a_close_operation = False
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is_trade_an_open_operation = False
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# 1. 判断是否为平仓操作
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# 显式平仓指令
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if order.direction in ["CLOSE_LONG", "CLOSE_SELL", "CLOSE_SHORT"]:
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is_trade_a_close_operation = True
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# 隐式平仓 (例如,持有空头时买入,或持有多头时卖出)
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elif order.direction == "BUY" and current_position < 0: # 买入平空
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is_trade_a_close_operation = True
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elif order.direction == "SELL" and current_position > 0: # 卖出平多
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is_trade_a_close_operation = True
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# 2. 判断是否为开仓操作
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if order.direction == "BUY":
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# 买入开多: 如果当前持有多头或无仓位,或者从空头转为多头
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if current_position >= 0 or (current_position < 0 and (current_position + volume) > 0):
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is_trade_an_open_operation = True
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elif order.direction == "SELL":
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# 卖出开空: 如果当前持有空头或无仓位,或者从多头转为空头
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if current_position <= 0 or (current_position > 0 and (current_position - volume) < 0):
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is_trade_an_open_operation = True
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# -----------------------------------------------------------
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# 区分实际的买卖方向 (用于资金和持仓计算)
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actual_execution_direction = ""
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if order.direction == "BUY" or order.direction == "CLOSE_SHORT":
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actual_execution_direction = "BUY"
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elif order.direction == "SELL" or order.direction == "CLOSE_LONG" or order.direction == "CLOSE_SELL":
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actual_execution_direction = "SELL"
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else:
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print(
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f"[{current_bar.datetime}] 模拟器: 收到未知订单方向 {order.direction} for Order ID: {order.id}. 订单未处理。")
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if order.id in self.pending_orders: del self.pending_orders[order.id]
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return None
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# --- 临时变量,用于预计算新的资金和持仓状态 ---
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temp_cash = self.cash
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temp_positions = self.positions.copy()
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temp_average_costs = self.average_costs.copy()
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# 根据实际执行方向进行预计算和资金检查
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if actual_execution_direction == "BUY": # 处理实际的买入 (开多 / 平空)
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if current_position >= 0: # 当前持有多仓或无仓位 (开多)
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required_cash = trade_value + commission
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if temp_cash < required_cash:
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print(
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f"[{current_bar.datetime}] 模拟器: 资金不足 (开多), 无法执行买入 {volume} {symbol} @ {fill_price:.2f}. 需要: {required_cash:.2f}, 当前: {temp_cash:.2f}")
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if order.id in self.pending_orders: del self.pending_orders[order.id]
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return None
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temp_cash -= required_cash
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new_total_cost = (temp_average_costs.get(symbol, 0.0) * temp_positions.get(symbol, 0)) + (
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fill_price * volume)
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new_total_volume = temp_positions.get(symbol, 0) + volume
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temp_average_costs[symbol] = new_total_cost / new_total_volume if new_total_volume > 0 else 0.0
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|
|
|
temp_positions[symbol] = new_total_volume
|
|
|
|
|
|
|
|
|
|
|
|
else: # 当前持有空仓 (平空) - 平仓交易,佣金从交易价值中扣除,不单独检查现金余额
|
|
|
|
|
|
pnl_per_share = current_average_cost - fill_price # 空头平仓盈亏
|
2025-06-18 10:25:05 +08:00
|
|
|
|
realized_pnl = pnl_per_share * volume
|
|
|
|
|
|
|
2025-06-23 23:49:43 +08:00
|
|
|
|
temp_cash -= commission # 扣除佣金
|
|
|
|
|
|
temp_cash += trade_value # 回收平仓价值
|
|
|
|
|
|
temp_cash += realized_pnl # 计入实现盈亏
|
2025-06-18 10:25:05 +08:00
|
|
|
|
|
2025-06-23 23:49:43 +08:00
|
|
|
|
temp_positions[symbol] += volume
|
|
|
|
|
|
if temp_positions[symbol] == 0:
|
|
|
|
|
|
del temp_positions[symbol]
|
|
|
|
|
|
if symbol in temp_average_costs: del temp_average_costs[symbol]
|
|
|
|
|
|
elif current_position < 0 and temp_positions[symbol] > 0: # 发生空转多
|
|
|
|
|
|
temp_average_costs[symbol] = fill_price # 新多头仓位成本以成交价为准
|
2025-06-18 10:25:05 +08:00
|
|
|
|
|
|
|
|
|
|
|
2025-06-23 22:21:59 +08:00
|
|
|
|
elif actual_execution_direction == "SELL": # 处理实际的卖出 (开空 / 平多)
|
2025-06-18 10:25:05 +08:00
|
|
|
|
if current_position <= 0: # 当前持有空仓或无仓位 (开空)
|
2025-06-23 23:49:43 +08:00
|
|
|
|
# 开空主要检查佣金是否足够
|
|
|
|
|
|
if temp_cash < commission:
|
|
|
|
|
|
print(
|
|
|
|
|
|
f"[{current_bar.datetime}] 模拟器: 资金不足 (开空佣金), 无法执行卖出 {volume} {symbol} @ {fill_price:.2f}. 佣金: {commission:.2f}, 当前: {temp_cash:.2f}")
|
|
|
|
|
|
if order.id in self.pending_orders: del self.pending_orders[order.id]
|
|
|
|
|
|
return None
|
|
|
|
|
|
|
|
|
|
|
|
temp_cash -= commission
|
|
|
|
|
|
new_total_value = (temp_average_costs.get(symbol, 0.0) * abs(temp_positions.get(symbol, 0))) + (
|
|
|
|
|
|
fill_price * volume)
|
|
|
|
|
|
new_total_volume = abs(temp_positions.get(symbol, 0)) + volume
|
|
|
|
|
|
temp_average_costs[symbol] = new_total_value / new_total_volume if new_total_volume > 0 else 0.0 # 平均成本
|
|
|
|
|
|
temp_positions[symbol] -= volume
|
|
|
|
|
|
|
|
|
|
|
|
else: # 当前持有多仓 (平多) - 平仓交易,佣金从交易价值中扣除,不单独检查现金余额
|
|
|
|
|
|
pnl_per_share = fill_price - current_average_cost # 多头平仓盈亏
|
2025-06-18 10:25:05 +08:00
|
|
|
|
realized_pnl = pnl_per_share * volume
|
|
|
|
|
|
|
2025-06-23 23:49:43 +08:00
|
|
|
|
temp_cash -= commission # 扣除佣金
|
|
|
|
|
|
temp_cash += trade_value # 回收平仓价值
|
|
|
|
|
|
temp_cash += realized_pnl # 计入实现盈亏
|
|
|
|
|
|
|
|
|
|
|
|
temp_positions[symbol] -= volume
|
|
|
|
|
|
if temp_positions[symbol] == 0:
|
|
|
|
|
|
del temp_positions[symbol]
|
|
|
|
|
|
if symbol in temp_average_costs: del temp_average_costs[symbol]
|
|
|
|
|
|
elif current_position > 0 and temp_positions[symbol] < 0: # 发生多转空
|
|
|
|
|
|
temp_average_costs[symbol] = fill_price # 新空头仓位成本以成交价为准
|
|
|
|
|
|
|
|
|
|
|
|
# --- 所有检查通过后,才正式更新模拟器状态 ---
|
|
|
|
|
|
self.cash = temp_cash
|
|
|
|
|
|
self.positions = temp_positions
|
|
|
|
|
|
self.average_costs = temp_average_costs
|
|
|
|
|
|
|
2025-06-23 22:21:59 +08:00
|
|
|
|
# 创建 Trade 对象时,direction 使用原始订单的 direction
|
2025-06-18 10:25:05 +08:00
|
|
|
|
executed_trade = Trade(
|
|
|
|
|
|
order_id=order.id, fill_time=current_bar.datetime, symbol=symbol,
|
2025-06-23 23:49:43 +08:00
|
|
|
|
direction=order.direction, # 使用原始订单的 direction
|
2025-06-18 10:25:05 +08:00
|
|
|
|
volume=volume, price=fill_price, commission=commission,
|
|
|
|
|
|
cash_after_trade=self.cash, positions_after_trade=self.positions.copy(),
|
2025-06-23 22:21:59 +08:00
|
|
|
|
realized_pnl=realized_pnl,
|
2025-06-23 23:49:43 +08:00
|
|
|
|
is_open_trade=is_trade_an_open_operation, # 使用更精确的判断
|
|
|
|
|
|
is_close_trade=is_trade_a_close_operation # 使用更精确的判断
|
2025-06-18 10:25:05 +08:00
|
|
|
|
)
|
|
|
|
|
|
self.trade_log.append(executed_trade)
|
|
|
|
|
|
|
2025-06-23 22:21:59 +08:00
|
|
|
|
# 订单成交,从待处理订单中移除
|
2025-06-18 10:25:05 +08:00
|
|
|
|
if order.id in self.pending_orders:
|
|
|
|
|
|
del self.pending_orders[order.id]
|
|
|
|
|
|
|
|
|
|
|
|
return executed_trade
|
2025-06-23 23:49:43 +08:00
|
|
|
|
|
2025-06-18 10:25:05 +08:00
|
|
|
|
def cancel_order(self, order_id: str) -> bool:
|
|
|
|
|
|
"""
|
|
|
|
|
|
尝试取消一个待处理订单。
|
|
|
|
|
|
"""
|
|
|
|
|
|
if order_id in self.pending_orders:
|
|
|
|
|
|
del self.pending_orders[order_id]
|
|
|
|
|
|
return True
|
|
|
|
|
|
return False
|
2025-06-23 23:49:43 +08:00
|
|
|
|
|
2025-06-23 22:21:59 +08:00
|
|
|
|
# --- 新增:强制平仓指定合约的所有持仓 ---
|
|
|
|
|
|
def force_close_all_positions_for_symbol(self, symbol_to_close: str, closing_bar: Bar) -> List[Trade]:
|
|
|
|
|
|
"""
|
|
|
|
|
|
强制平仓指定合约的所有持仓。
|
|
|
|
|
|
Args:
|
|
|
|
|
|
symbol_to_close (str): 需要平仓的合约代码。
|
|
|
|
|
|
closing_bar (Bar): 用于获取平仓价格的当前K线数据(通常是旧合约的最后一根K线)。
|
|
|
|
|
|
Returns:
|
|
|
|
|
|
List[Trade]: 因强制平仓而产生的交易记录。
|
|
|
|
|
|
"""
|
|
|
|
|
|
closed_trades: List[Trade] = []
|
2025-06-23 23:49:43 +08:00
|
|
|
|
|
2025-06-23 22:21:59 +08:00
|
|
|
|
# 仅处理指定symbol的持仓
|
|
|
|
|
|
if symbol_to_close in self.positions and self.positions[symbol_to_close] != 0:
|
|
|
|
|
|
volume_to_close = self.positions[symbol_to_close]
|
2025-06-23 23:49:43 +08:00
|
|
|
|
|
2025-06-23 22:21:59 +08:00
|
|
|
|
# 根据持仓方向决定平仓订单的方向
|
2025-06-23 23:49:43 +08:00
|
|
|
|
direction = "CLOSE_LONG" if volume_to_close > 0 else "CLOSE_SELL" # 多头平仓是卖出,空头平仓是买入
|
|
|
|
|
|
|
2025-06-23 22:21:59 +08:00
|
|
|
|
# 构造一个市价平仓订单
|
|
|
|
|
|
rollover_order = Order(
|
|
|
|
|
|
id=f"FORCE_CLOSE_{symbol_to_close}_{closing_bar.datetime.strftime('%Y%m%d%H%M%S%f')}",
|
|
|
|
|
|
symbol=symbol_to_close,
|
|
|
|
|
|
direction=direction,
|
|
|
|
|
|
volume=abs(volume_to_close),
|
|
|
|
|
|
price_type="MARKET",
|
|
|
|
|
|
limit_price=None,
|
|
|
|
|
|
submitted_time=closing_bar.datetime,
|
|
|
|
|
|
)
|
2025-06-23 23:49:43 +08:00
|
|
|
|
|
2025-06-23 22:21:59 +08:00
|
|
|
|
# 使用内部的执行逻辑进行撮合
|
|
|
|
|
|
trade = self._execute_single_order(rollover_order, closing_bar)
|
|
|
|
|
|
if trade:
|
|
|
|
|
|
closed_trades.append(trade)
|
|
|
|
|
|
else:
|
|
|
|
|
|
print(f"[{closing_bar.datetime}] 警告: 强制平仓 {symbol_to_close} 失败!")
|
2025-06-18 10:25:05 +08:00
|
|
|
|
|
2025-06-23 22:21:59 +08:00
|
|
|
|
return closed_trades
|
|
|
|
|
|
|
|
|
|
|
|
# --- 新增:取消指定合约的所有挂单 ---
|
|
|
|
|
|
def cancel_all_pending_orders_for_symbol(self, symbol_to_cancel: str) -> int:
|
2025-06-18 10:25:05 +08:00
|
|
|
|
"""
|
2025-06-23 22:21:59 +08:00
|
|
|
|
取消指定合约的所有待处理订单。
|
2025-06-18 10:25:05 +08:00
|
|
|
|
"""
|
2025-06-23 22:21:59 +08:00
|
|
|
|
cancelled_count = 0
|
|
|
|
|
|
order_ids_to_cancel = [
|
|
|
|
|
|
order_id for order_id, order in self.pending_orders.items()
|
|
|
|
|
|
if order.symbol == symbol_to_cancel
|
|
|
|
|
|
]
|
|
|
|
|
|
for order_id in order_ids_to_cancel:
|
2025-06-23 23:49:43 +08:00
|
|
|
|
if self.cancel_order(order_id): # 调用现有的 cancel_order 方法
|
2025-06-23 22:21:59 +08:00
|
|
|
|
cancelled_count += 1
|
|
|
|
|
|
return cancelled_count
|
|
|
|
|
|
|
|
|
|
|
|
def get_pending_orders(self) -> Dict[str, Order]:
|
2025-06-18 10:25:05 +08:00
|
|
|
|
return self.pending_orders.copy()
|
|
|
|
|
|
|
|
|
|
|
|
def get_portfolio_value(self, current_bar: Bar) -> float:
|
|
|
|
|
|
"""
|
|
|
|
|
|
计算当前的投资组合总价值(包括现金和持仓市值)。
|
2025-06-23 22:21:59 +08:00
|
|
|
|
此方法需要兼容多合约持仓的场景。
|
2025-06-18 10:25:05 +08:00
|
|
|
|
Args:
|
2025-06-23 22:21:59 +08:00
|
|
|
|
current_bar (Bar): 当前的Bar数据,用于计算**当前活跃合约**的持仓市值。
|
|
|
|
|
|
注意:如果 simulator 中持有多个合约,这里需要更复杂的逻辑。
|
|
|
|
|
|
目前假设主力合约回测时,simulator.positions 主要只包含当前主力合约。
|
2025-06-18 10:25:05 +08:00
|
|
|
|
Returns:
|
|
|
|
|
|
float: 当前的投资组合总价值。
|
|
|
|
|
|
"""
|
|
|
|
|
|
total_value = self.cash
|
2025-06-19 15:28:26 +08:00
|
|
|
|
|
2025-06-23 22:21:59 +08:00
|
|
|
|
# 遍历所有持仓,计算市值。
|
|
|
|
|
|
# 注意:这里假设 current_bar 提供了当前活跃主力合约的价格。
|
|
|
|
|
|
# 如果 self.positions 中包含其他非 current_bar.symbol 的旧合约,
|
|
|
|
|
|
# 它们的市值将无法用 current_bar.open 来准确计算。
|
|
|
|
|
|
# 在换月模式下,旧合约会被强制平仓,因此 simulator.positions 通常只包含一个合约。
|
|
|
|
|
|
for symbol, quantity in self.positions.items():
|
|
|
|
|
|
# 这里简单处理:如果持仓合约与 current_bar.symbol 相同,则使用 current_bar.open 计算。
|
|
|
|
|
|
# 如果是其他合约,则需要外部提供其最新价格,但这超出了本函数当前的能力范围。
|
|
|
|
|
|
# 考虑到换月模式,旧合约会被平仓,所以大部分时候这不会是问题。
|
|
|
|
|
|
if symbol == current_bar.symbol:
|
|
|
|
|
|
total_value += quantity * current_bar.open
|
|
|
|
|
|
else:
|
|
|
|
|
|
# 警告:如果这里出现,说明有未平仓的旧合约持仓,且没有其最新价格来计算市值。
|
|
|
|
|
|
# 在严谨的主力连续回测中,这不应该发生,因为换月会强制平仓。
|
|
|
|
|
|
print(f"[{current_bar.datetime}] 警告:持仓中存在非当前K线合约 {symbol},无法准确计算其市值。")
|
|
|
|
|
|
# 可以选择将这部分持仓价值计为0,或者使用上一个已知价格(需要额外数据结构)
|
|
|
|
|
|
# 这里我们假设它不影响总价值计算,因为换月时会处理掉
|
|
|
|
|
|
pass
|
2025-06-19 15:28:26 +08:00
|
|
|
|
|
2025-06-18 10:25:05 +08:00
|
|
|
|
return total_value
|
|
|
|
|
|
|
|
|
|
|
|
def get_current_positions(self) -> Dict[str, int]:
|
|
|
|
|
|
return self.positions.copy()
|
|
|
|
|
|
|
|
|
|
|
|
def get_trade_history(self) -> List[Trade]:
|
|
|
|
|
|
return self.trade_log.copy()
|
2025-06-19 15:28:26 +08:00
|
|
|
|
|
|
|
|
|
|
def reset(self, new_initial_capital: float = None, new_initial_positions: Dict[str, int] = None) -> None:
|
|
|
|
|
|
"""
|
|
|
|
|
|
重置模拟器状态到新的初始条件。
|
2025-06-23 22:21:59 +08:00
|
|
|
|
此方法不用于换月时的平仓,它用于整个回测开始前的初始化。
|
2025-06-19 15:28:26 +08:00
|
|
|
|
"""
|
|
|
|
|
|
print("ExecutionSimulator: 重置状态。")
|
|
|
|
|
|
self.cash = new_initial_capital if new_initial_capital is not None else self.initial_capital
|
|
|
|
|
|
self.positions = new_initial_positions.copy() if new_initial_positions is not None else {}
|
2025-06-23 22:21:59 +08:00
|
|
|
|
self.average_costs = {}
|
2025-06-23 23:49:43 +08:00
|
|
|
|
for symbol, qty in self.positions.items(): # 重置平均成本
|
2025-06-23 22:21:59 +08:00
|
|
|
|
self.average_costs[symbol] = 0.0
|
|
|
|
|
|
self.trade_log = []
|
2025-06-23 23:49:43 +08:00
|
|
|
|
self.pending_orders = {} # 清空挂单
|
2025-06-23 22:21:59 +08:00
|
|
|
|
self._current_time = None
|
2025-06-19 15:28:26 +08:00
|
|
|
|
|
2025-06-23 22:21:59 +08:00
|
|
|
|
# Removed clear_trade_history as trade_log is cleared in reset
|
2025-06-22 23:03:50 +08:00
|
|
|
|
|
|
|
|
|
|
def get_average_position_price(self, symbol: str) -> Optional[float]:
|
|
|
|
|
|
if symbol in self.positions and self.positions[symbol] != 0:
|
|
|
|
|
|
return self.average_costs.get(symbol)
|
2025-06-23 23:49:43 +08:00
|
|
|
|
return None
|