fix(gate-bot): allow profit-side stop loss on TP/SL entrust

Skip min planned RR when stop is on the winning side of entry; validate entrust against open price and fall back to plan take-profit when omitted.

order_monitor_display_lib.py

@@ -46,6 +46,39 @@ def tpsl_slot_trigger_price(slot: Any) -> Optional[float]:
     return None
 
 
+def stop_is_profit_protecting(direction: str, entry_price: Any, stop_loss: Any) -> bool:
+    """
+    止损是否已在盈利侧（保本/锁盈），不再适用「开仓盈亏比」风控。
+    做空：止损 < 成交价；做多：止损 > 成交价。
+    """
+    entry = _positive_float(entry_price)
+    sl = _positive_float(stop_loss)
+    if entry is None or sl is None:
+        return False
+    d = (direction or "long").strip().lower()
+    if d == "short":
+        return sl < entry
+    return sl > entry
+
+
+def tpsl_update_passes_rr_gate(
+    direction: str,
+    entry_price: Any,
+    stop_loss: Any,
+    take_profit: Any,
+    min_rr: float,
+    calc_rr_ratio_fn: Callable[..., Optional[float]],
+) -> tuple[bool, Optional[str]]:
+    """持仓委托改价：盈利侧止损跳过最低盈亏比；否则按开仓价几何校验。"""
+    if stop_is_profit_protecting(direction, entry_price, stop_loss):
+        return True, None
+    rr = calc_rr_ratio_fn(direction or "long", entry_price, stop_loss, take_profit)
+    if rr is not None and rr >= float(min_rr):
+        return True, None
+    rr_txt = f"{rr:.4f}" if rr is not None else "无法计算"
+    return False, f"计划盈亏比 {rr_txt}:1 低于最低要求 {min_rr}:1（盈利侧保本止损不受此限）"
+
+
 def is_sl_breakeven_secured(direction: str, entry_price: Any, exchange_sl_price: Any) -> bool:
     """
     交易所当前止损相对开仓成交价是否已保本。