127 lines
4.0 KiB
Go
127 lines
4.0 KiB
Go
package pathprocessor
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import (
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"context"
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"math/big"
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"strings"
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"github.com/ethereum/go-ethereum"
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"github.com/ethereum/go-ethereum/accounts/abi"
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"github.com/ethereum/go-ethereum/common"
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ethTypes "github.com/ethereum/go-ethereum/core/types"
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"github.com/status-im/status-go/account"
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"github.com/status-im/status-go/contracts"
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"github.com/status-im/status-go/contracts/registrar"
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"github.com/status-im/status-go/eth-node/types"
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"github.com/status-im/status-go/rpc"
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"github.com/status-im/status-go/services/ens"
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walletCommon "github.com/status-im/status-go/services/wallet/common"
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"github.com/status-im/status-go/transactions"
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)
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type ENSReleaseProcessor struct {
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contractMaker *contracts.ContractMaker
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transactor transactions.TransactorIface
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ensService *ens.Service
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}
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func NewENSReleaseProcessor(rpcClient *rpc.Client, transactor transactions.TransactorIface, ensService *ens.Service) *ENSReleaseProcessor {
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return &ENSReleaseProcessor{
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contractMaker: &contracts.ContractMaker{
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RPCClient: rpcClient,
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},
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transactor: transactor,
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ensService: ensService,
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}
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}
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func createENSReleaseErrorResponse(err error) error {
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return createErrorResponse(ProcessorENSReleaseName, err)
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}
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func (s *ENSReleaseProcessor) Name() string {
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return ProcessorENSReleaseName
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}
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func (s *ENSReleaseProcessor) AvailableFor(params ProcessorInputParams) (bool, error) {
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return params.FromChain.ChainID == walletCommon.EthereumMainnet || params.FromChain.ChainID == walletCommon.EthereumSepolia, nil
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}
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func (s *ENSReleaseProcessor) CalculateFees(params ProcessorInputParams) (*big.Int, *big.Int, error) {
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return ZeroBigIntValue, ZeroBigIntValue, nil
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}
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func (s *ENSReleaseProcessor) PackTxInputData(params ProcessorInputParams) ([]byte, error) {
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registrarABI, err := abi.JSON(strings.NewReader(registrar.UsernameRegistrarABI))
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if err != nil {
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return []byte{}, createENSReleaseErrorResponse(err)
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}
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return registrarABI.Pack("release", ens.UsernameToLabel(params.Username))
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}
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func (s *ENSReleaseProcessor) EstimateGas(params ProcessorInputParams) (uint64, error) {
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if params.TestsMode {
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if params.TestEstimationMap != nil {
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if val, ok := params.TestEstimationMap[s.Name()]; ok {
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return val.Value, val.Err
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}
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}
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return 0, ErrNoEstimationFound
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}
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contractAddress, err := s.GetContractAddress(params)
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if err != nil {
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return 0, createENSReleaseErrorResponse(err)
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}
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input, err := s.PackTxInputData(params)
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if err != nil {
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return 0, createENSReleaseErrorResponse(err)
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}
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ethClient, err := s.contractMaker.RPCClient.EthClient(params.FromChain.ChainID)
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if err != nil {
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return 0, createENSReleaseErrorResponse(err)
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}
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msg := ethereum.CallMsg{
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From: params.FromAddr,
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To: &contractAddress,
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Value: ZeroBigIntValue,
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Data: input,
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}
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estimation, err := ethClient.EstimateGas(context.Background(), msg)
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if err != nil {
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return 0, createENSReleaseErrorResponse(err)
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}
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increasedEstimation := float64(estimation) * IncreaseEstimatedGasFactor
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return uint64(increasedEstimation), nil
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}
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func (s *ENSReleaseProcessor) Send(sendArgs *MultipathProcessorTxArgs, lastUsedNonce int64, verifiedAccount *account.SelectedExtKey) (hash types.Hash, usedNonce uint64, err error) {
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return s.transactor.SendTransactionWithChainID(sendArgs.ChainID, *sendArgs.TransferTx, lastUsedNonce, verifiedAccount)
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}
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func (s *ENSReleaseProcessor) BuildTransaction(sendArgs *MultipathProcessorTxArgs, lastUsedNonce int64) (*ethTypes.Transaction, uint64, error) {
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return s.transactor.ValidateAndBuildTransaction(sendArgs.ChainID, *sendArgs.TransferTx, lastUsedNonce)
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}
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func (s *ENSReleaseProcessor) CalculateAmountOut(params ProcessorInputParams) (*big.Int, error) {
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return params.AmountIn, nil
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}
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func (s *ENSReleaseProcessor) GetContractAddress(params ProcessorInputParams) (common.Address, error) {
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addr, err := s.ensService.API().GetRegistrarAddress(context.Background(), params.FromChain.ChainID)
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if err != nil {
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return common.Address{}, err
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}
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if addr == ZeroAddress {
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return common.Address{}, ErrENSRegistrarNotFound
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}
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return addr, nil
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}
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