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transaction.go
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transaction.go
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package ethutils
import (
"crypto/ecdsa"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
)
type (
ContractExecutionTxOpts struct {
ContractAddress common.Address
InputData []byte
GasFeeCap *big.Int
GasTipCap *big.Int
GasLimit uint64
Nonce uint64
}
GasTransferTxOpts struct {
To common.Address
Value *big.Int
GasFeeCap *big.Int
GasTipCap *big.Int
Nonce uint64
}
ContractPublishTxOpts struct {
ContractByteCode []byte
GasFeeCap *big.Int
GasTipCap *big.Int
GasLimit uint64
Nonce uint64
}
)
func (p *Provider) SignContractExecutionTx(privateKey *ecdsa.PrivateKey, txData ContractExecutionTxOpts) (*types.Transaction, error) {
tx, err := types.SignNewTx(privateKey, p.Signer, &types.DynamicFeeTx{
To: &txData.ContractAddress,
Nonce: txData.Nonce,
Data: txData.InputData,
Gas: txData.GasLimit,
GasFeeCap: txData.GasFeeCap,
GasTipCap: txData.GasTipCap,
})
if err != nil {
return nil, err
}
return tx, nil
}
func (p *Provider) SignGasTransferTx(privateKey *ecdsa.PrivateKey, txData GasTransferTxOpts) (*types.Transaction, error) {
tx, err := types.SignNewTx(privateKey, p.Signer, &types.DynamicFeeTx{
Value: txData.Value,
To: &txData.To,
Nonce: txData.Nonce,
Gas: 21000,
GasFeeCap: txData.GasFeeCap,
GasTipCap: txData.GasTipCap,
})
if err != nil {
return nil, err
}
return tx, nil
}
func (p *Provider) SignContractPublishTx(privateKey *ecdsa.PrivateKey, txData ContractPublishTxOpts) (*types.Transaction, error) {
tx, err := types.SignNewTx(privateKey, p.Signer, &types.DynamicFeeTx{
Data: txData.ContractByteCode,
Nonce: txData.Nonce,
Gas: txData.GasLimit,
GasFeeCap: txData.GasFeeCap,
GasTipCap: txData.GasTipCap,
})
if err != nil {
return nil, err
}
return tx, nil
}