112 lines
2.9 KiB
Go
112 lines
2.9 KiB
Go
package shreder
|
|
|
|
import (
|
|
"encoding/binary"
|
|
"fmt"
|
|
|
|
"github.com/gagliardetto/solana-go"
|
|
)
|
|
|
|
var bonkProgramID = solana.MustPublicKeyFromBase58("BBRouter1cVunVXvkcqeKkZQcBK7ruan37PPm3xzWaXD")
|
|
var (
|
|
bonkBuyAndSellTokensIX = []byte{0x00, 0x01, 0x00, 0x00, 0x00, 0x09, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a}
|
|
)
|
|
|
|
func parseBonkInstruction(tx VersionedTransaction, instructionIndex int) (TxSignalBatch, error) {
|
|
if instructionIndex >= len(tx.Instructions) {
|
|
return nil, fmt.Errorf("instruction index out of bounds")
|
|
}
|
|
|
|
instruction := tx.Instructions[instructionIndex]
|
|
if len(instruction.Data) == 0 {
|
|
return nil, fmt.Errorf("data is empty")
|
|
}
|
|
|
|
var (
|
|
err error
|
|
txSignal *TxSignal
|
|
)
|
|
if matchMethod(instruction.Data, bonkBuyAndSellTokensIX) {
|
|
txSignal, err = parseBonkBuyAndSell(tx, instruction)
|
|
}
|
|
if txSignal != nil {
|
|
return TxSignalBatch{txSignal}, err
|
|
}
|
|
|
|
return nil, err
|
|
}
|
|
|
|
func parseBonkBuyAndSell(tx VersionedTransaction, instruction Instructions) (*TxSignal, error) {
|
|
if len(instruction.Accounts) < 8 {
|
|
return nil, fmt.Errorf("accounts too short")
|
|
}
|
|
programId, err := tx.GetAccount(int(instruction.Accounts[7]))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if programId != pumpProgramID {
|
|
return nil, nil
|
|
}
|
|
|
|
user, err := tx.GetAccount(int(instruction.Accounts[0]))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
flagAccount, err := tx.GetAccount(int(instruction.Accounts[4]))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
amount1 := binary.LittleEndian.Uint64(instruction.Data[17:25])
|
|
amount2 := binary.LittleEndian.Uint64(instruction.Data[25:33])
|
|
|
|
if user == flagAccount {
|
|
mint, err := tx.GetAccount(int(instruction.Accounts[6]))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return &TxSignal{
|
|
TxHash: tx.Signatures[0].String(),
|
|
Label: "bonk",
|
|
Maker: user.String(),
|
|
Token0Address: mint.String(),
|
|
Token1Address: wsolMint,
|
|
Token0Amount: formatTokenAmount(amount2),
|
|
Token1Amount: formatSolAmount(amount1),
|
|
Program: "Pump",
|
|
Event: "buy",
|
|
IsToken2022: false,
|
|
IsMayhemMode: false,
|
|
ExactSOL: true,
|
|
Block: tx.Block,
|
|
Token0AmountUint64: amount2,
|
|
Token1AmountUint64: amount1,
|
|
}, nil
|
|
} else {
|
|
mint, err := tx.GetAccount(int(instruction.Accounts[5]))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return &TxSignal{
|
|
TxHash: tx.Signatures[0].String(),
|
|
Label: "bonk",
|
|
Maker: user.String(),
|
|
Token0Address: mint.String(),
|
|
Token1Address: wsolMint,
|
|
Token0Amount: formatTokenAmount(amount1),
|
|
Token1Amount: formatSolAmount(amount2),
|
|
Program: "Pump",
|
|
Event: "sell",
|
|
IsToken2022: false,
|
|
IsMayhemMode: false,
|
|
ExactSOL: false,
|
|
Block: tx.Block,
|
|
Token0AmountUint64: amount1,
|
|
Token1AmountUint64: amount2,
|
|
}, nil
|
|
}
|
|
}
|