From 77c8c0aad31cc57c3bd7737d2daf6d9cb9c13c1a Mon Sep 17 00:00:00 2001
From: samlior <samlior@foxmail.com>
Date: Tue, 3 Feb 2026 17:36:59 +0800
Subject: [PATCH] chore: add cu price

---
 cmd/shreder/main.go     |  2 +-
 pkg/shreder/tx.go       |  3 ++-
 pkg/shreder/txparser.go | 29 ++++++++++++++++++++++++++++-
 3 files changed, 31 insertions(+), 3 deletions(-)

diff --git a/cmd/shreder/main.go b/cmd/shreder/main.go
index 3f6d169..7387f63 100644
--- a/cmd/shreder/main.go
+++ b/cmd/shreder/main.go
@@ -94,7 +94,7 @@ func main() {
 			return
 		case tx := <-txCh:
 			if tx.Label == "dbot" || tx.Label == "okxdexroutev2" {
-				fmt.Println("===============", tx.TxHash, tx.Label,tx.Program ,tx.Event, tx.Token0Address, tx.Token1Address,"token0amount:", tx.Token0Amount, "token1amount:",tx.Token1Amount ,"parse time:", tx.ParseEnd.Sub(tx.ParseStart))
+				fmt.Println("===============", tx.TxHash, tx.Label, tx.Program, tx.Event, tx.Token0Address, tx.Token1Address, "token0amount:", tx.Token0Amount, "token1amount:", tx.Token1Amount, "parse time:", tx.ParseEnd.Sub(tx.ParseStart), "cu price:", tx.CUPrice, "cu price uint64:", tx.CUPriceUint64)
 			}
 		}
 	}
diff --git a/pkg/shreder/tx.go b/pkg/shreder/tx.go
index 571eb58..a1eec65 100644
--- a/pkg/shreder/tx.go
+++ b/pkg/shreder/tx.go
@@ -44,7 +44,7 @@ type TxSignal struct {
 	IsProcessed   bool            `json:"is_processed"`
 	IsToken2022   bool            `json:"is_token2022"`
 	IsMayhemMode  bool            `json:"is_mayhem_mode"`
-	TxFee         decimal.Decimal `json:"tx_fee"`
+	CUPrice       decimal.Decimal `json:"cu_price"`
 
 	ExactSOL bool `json:"exact_in"`
 
@@ -55,6 +55,7 @@ type TxSignal struct {
 	MaxPriceImpactBps uint16 `json:"max_price_impact_bps"`
 
 	// parsed values
+	CUPriceUint64      uint64 `json:"-"`
 	Token0AmountUint64 uint64 `json:"-"`
 	Token1AmountUint64 uint64 `json:"-"`
 
diff --git a/pkg/shreder/txparser.go b/pkg/shreder/txparser.go
index f98440c..bd56386 100644
--- a/pkg/shreder/txparser.go
+++ b/pkg/shreder/txparser.go
@@ -3,6 +3,7 @@ package shreder
 import (
 	"bytes"
 	"context"
+	"encoding/binary"
 	"fmt"
 	"io"
 	"math/big"
@@ -92,7 +93,10 @@ func ParseTransactionForSubscribe(ctx context.Context, update *SubscribeUpdateTr
 	}
 }
 
-var VoteProgram = solana.MustPublicKeyFromBase58("Vote111111111111111111111111111111111111111")
+var (
+	ComputeBudgetProgram = solana.MustPublicKeyFromBase58("ComputeBudget111111111111111111111111111111")
+	VoteProgram          = solana.MustPublicKeyFromBase58("Vote111111111111111111111111111111111111111")
+)
 
 func FilterTransactionForEntries(versioned VersionedTransaction) bool {
 	if len(versioned.Instructions) >= 1 {
@@ -195,6 +199,22 @@ func ParseTransactionWithHandler(ctx context.Context, versioned VersionedTransac
 		}
 	}
 
+	cuPrice := decimal.Zero
+	cuPriceUint64 := uint64(0)
+	for _, instruction := range versioned.Instructions {
+		program, err := versioned.GetAccount(int(instruction.ProgramIDIndex))
+		if err != nil {
+			continue
+		}
+		if program.Equals(ComputeBudgetProgram) &&
+			len(instruction.Data) == 9 &&
+			instruction.Data[0] == 0x03 {
+			cuPriceUint64 = binary.LittleEndian.Uint64(instruction.Data[1:9])
+			cuPrice = formatCUPrice(cuPriceUint64)
+			break
+		}
+	}
+
 	for i, instruction := range versioned.Instructions {
 		//load from address table
 		program, err := versioned.GetAccount(int(instruction.ProgramIDIndex))
@@ -219,6 +239,8 @@ func ParseTransactionWithHandler(ctx context.Context, versioned VersionedTransac
 				}
 				one.Label = handler.Label
 				one.Block = versioned.Block
+				one.CUPrice = cuPrice
+				one.CUPriceUint64 = cuPriceUint64
 				select {
 				case <-ctx.Done():
 					return
@@ -288,6 +310,11 @@ func toVersionedTransaction(update *SubscribeUpdateTransaction) (VersionedTransa
 	return versioned, nil
 }
 
+func formatCUPrice(cuPrice uint64) decimal.Decimal {
+	val := decimal.NewFromBigInt(new(big.Int).SetUint64(cuPrice), 0)
+	return val.Div(decimal.NewFromInt(1_000_000))
+}
+
 func formatTokenAmount(amount uint64) decimal.Decimal {
 	val := decimal.NewFromBigInt(new(big.Int).SetUint64(amount), 0)
 	return val.Div(decimal.NewFromInt(1_000_000))