fix issue

freqtrade/templates/smartbbgrid.py

@@ -25,20 +25,43 @@ class SmartBBGrid(IStrategy):
         return dataframe
 
     def populate_entry_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
+        # 放宽入场条件：只要价格接近下轨就买入（形成网格）
+        # 移除 ADX 的严格限制
         dataframe['enter_long'] = (
-            ((dataframe['adx'] < 24) | (dataframe['adx'] > 30)) &
-            (dataframe['close'] <= dataframe['bb_lower'] * 1.006) &
+            (dataframe['close'] <= dataframe['bb_lower'] * 1.010) &  # 放宽到 1% 范围
             (dataframe['volume'] > 0)
         )
         return dataframe
 
     def populate_exit_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
+        # 简化出场：只要有任何利润就卖出（不要贪心）
+        # 或者接近中轨上方就卖出
         dataframe['exit_long'] = (
-            (dataframe['adx'] < 24) &
-            ((dataframe['close'] >= dataframe['bb_upper'] * 0.994) |
-             (dataframe['close'] >= dataframe['bb_mid'] * 1.13))
+            (dataframe['close'] >= dataframe['bb_mid']) |  # 价格回到中轨或以上就卖
+            (dataframe['close'] >= dataframe['bb_lower'] * 1.05)  # 或者反弹5%就卖
         )
         return dataframe
 
-    def custom_stake_amount(self, **kwargs) -> float:
-        return self.wallets.get_total_stake_amount() * 0.30
+    def custom_stake_amount(self, pair: str, current_time, current_rate,
+                            proposed_stake, min_stake, max_stake, 
+                            entry_tag, **kwargs) -> float:
+        """每个币对保持 25-30 个订单的资金管理"""
+        
+        # 每个币对的目标资金上限
+        weights = {
+            'BTC/USDT': 900,   # 固定 $900 给 BTC
+            'ETH/USDT': 900,   # 固定 $900 给 ETH
+            'SOL/USDT': 1200,  # 固定 $1200 给 SOL
+        }
+        
+        # 每个币对的目标资金
+        target_for_pair = weights.get(pair, 1000)
+        
+        # 每笔固定投入 = 目标资金 / 27 (目标订单数)
+        per_order_stake = target_for_pair / 27
+        
+        # 不超过 proposed_stake，也不超过 max_stake
+        stake = min(per_order_stake, proposed_stake, max_stake)
+        stake = max(stake, min_stake * 2)
+        
+        return stake