fix swqos tips index errors

src/lib.rs

@@ -295,6 +295,7 @@ impl SolanaTrade {
             create_wsol_ata,
             close_wsol_ata,
         };
+
         if custom_priority_fee.is_some() {
             sell_params.priority_fee = Arc::new(custom_priority_fee.unwrap());
         }

src/trading/core/parallel.rs

@@ -110,7 +110,13 @@ async fn parallel_execute(
 
             let tip_account_str = swqos_client.get_tip_account()?;
             let tip_account = Arc::new(Pubkey::from_str(&tip_account_str).unwrap_or_default());
-            let tip_amount = if with_tip { priority_fee.buy_tip_fees[i] } else { 0.0 };
+
+            let tip_amount = if priority_fee.buy_tip_fees.len() > i {
+                priority_fee.buy_tip_fees[i]
+            } else {
+                priority_fee.buy_tip_fees[0]
+            };
+            let tip_amount = if with_tip { tip_amount } else { 0.0 };
 
             let transaction = build_transaction(
                 payer,

src/trading/core/params.rs

@@ -58,6 +58,18 @@ pub struct SellParams {
     pub close_wsol_ata: bool,
 }
 
+impl std::fmt::Debug for BuyParams {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "BuyParams: {:?}", self)
+    }
+}
+
+impl std::fmt::Debug for SellParams {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "SellParams: {:?}", self)
+    }
+}
+
 /// PumpFun protocol specific parameters
 /// Configuration parameters specific to PumpFun trading protocol
 #[derive(Clone)]