增加一键保本

order_manual_breakeven_lib.py

@@ -0,0 +1,63 @@
+"""中控台持仓：一键保本（成交价 ± 偏移%）。"""
+from typing import Any, Callable, Optional, Tuple
+
+
+def calc_manual_breakeven_stop(direction: str, entry_price: float, offset_pct: float) -> Optional[float]:
+    try:
+        e = float(entry_price)
+        pct = float(offset_pct)
+    except (TypeError, ValueError):
+        return None
+    if e <= 0 or pct < 0:
+        return None
+    direction = (direction or "long").strip().lower()
+    if direction == "short":
+        return e * (1.0 - pct / 100.0)
+    return e * (1.0 + pct / 100.0)
+
+
+def apply_order_manual_breakeven(
+    row: Any,
+    offset_pct: float,
+    *,
+    calc_stop_fn: Callable[..., Optional[float]],
+    round_price_fn: Callable[[str, float], Any],
+    resolve_ex_sym_fn: Callable[[Any], str],
+    get_position_fn: Callable[[str, str], Any],
+    replace_tpsl_fn: Callable[[Any, float, float], None],
+    entry_price_key: str = "trigger_price",
+) -> Tuple[bool, Optional[str], Optional[float]]:
+    if (row["status"] or "").strip() != "active":
+        return False, "持仓已结束", None
+    entry = float(row[entry_price_key] or 0)
+    if entry <= 0:
+        return False, "缺少有效成交价", None
+    direction = (row["direction"] or "long").lower()
+    take_profit = float(row["take_profit"] or 0)
+    if take_profit <= 0:
+        return False, "缺少有效止盈价，无法更新交易所委托", None
+    ex_sym = resolve_ex_sym_fn(row)
+    pos = get_position_fn(ex_sym, direction)
+    if pos is None or float(pos) <= 0:
+        return False, "交易所当前无该方向持仓", None
+    new_sl_raw = calc_stop_fn(direction, entry, offset_pct)
+    if new_sl_raw is None:
+        new_sl_raw = calc_manual_breakeven_stop(direction, entry, offset_pct)
+    if new_sl_raw is None:
+        return False, "保本价计算失败", None
+    new_sl = round_price_fn(ex_sym, new_sl_raw)
+    if new_sl is None:
+        return False, "保本价经交易所精度舍入后无效", None
+    new_sl = float(new_sl)
+    cur_sl = float(row["stop_loss"] or 0)
+    if direction == "long":
+        if cur_sl > 0 and new_sl <= cur_sl:
+            return False, f"新止损 {new_sl} 未高于当前止损 {cur_sl}（多仓需上移）", None
+    else:
+        if cur_sl > 0 and new_sl >= cur_sl:
+            return False, f"新止损 {new_sl} 未低于当前止损 {cur_sl}（空仓需下移）", None
+    try:
+        replace_tpsl_fn(row, new_sl, take_profit)
+    except Exception as e:
+        return False, str(e), None
+    return True, None, new_sl