149 lines
4.8 KiB
Go
149 lines
4.8 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/accounts/abi/bind"
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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/snt"
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stickersContracts "github.com/status-im/status-go/contracts/stickers"
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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/stickers"
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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 StickersBuyProcessor struct {
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contractMaker *contracts.ContractMaker
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transactor transactions.TransactorIface
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stickersService *stickers.Service
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}
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func NewStickersBuyProcessor(rpcClient *rpc.Client, transactor transactions.TransactorIface, stickersService *stickers.Service) *StickersBuyProcessor {
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return &StickersBuyProcessor{
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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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stickersService: stickersService,
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}
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}
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func createStickersBuyErrorResponse(err error) error {
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return createErrorResponse(ProcessorStickersBuyName, err)
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}
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func (s *StickersBuyProcessor) Name() string {
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return ProcessorStickersBuyName
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}
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func (s *StickersBuyProcessor) 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 *StickersBuyProcessor) 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 *StickersBuyProcessor) PackTxInputData(params ProcessorInputParams) ([]byte, error) {
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stickerType, err := s.contractMaker.NewStickerType(params.FromChain.ChainID)
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if err != nil {
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return []byte{}, createStickersBuyErrorResponse(err)
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}
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callOpts := &bind.CallOpts{Context: context.Background(), Pending: false}
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packInfo, err := stickerType.GetPackData(callOpts, params.PackID)
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if err != nil {
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return []byte{}, createStickersBuyErrorResponse(err)
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}
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stickerMarketABI, err := abi.JSON(strings.NewReader(stickersContracts.StickerMarketABI))
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if err != nil {
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return []byte{}, createStickersBuyErrorResponse(err)
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}
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extraData, err := stickerMarketABI.Pack("buyToken", params.PackID, params.FromAddr, packInfo.Price)
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if err != nil {
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return []byte{}, createStickersBuyErrorResponse(err)
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}
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sntABI, err := abi.JSON(strings.NewReader(snt.SNTABI))
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if err != nil {
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return []byte{}, createStickersBuyErrorResponse(err)
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}
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stickerMarketAddress, err := stickersContracts.StickerMarketContractAddress(params.FromChain.ChainID)
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if err != nil {
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return []byte{}, createStickersBuyErrorResponse(err)
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}
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return sntABI.Pack("approveAndCall", stickerMarketAddress, packInfo.Price, extraData)
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}
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func (s *StickersBuyProcessor) 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, createStickersBuyErrorResponse(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, createStickersBuyErrorResponse(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, createStickersBuyErrorResponse(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, createStickersBuyErrorResponse(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 *StickersBuyProcessor) 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 *StickersBuyProcessor) 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 *StickersBuyProcessor) CalculateAmountOut(params ProcessorInputParams) (*big.Int, error) {
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return params.AmountIn, nil
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}
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func (s *StickersBuyProcessor) GetContractAddress(params ProcessorInputParams) (common.Address, error) {
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return snt.ContractAddress(params.FromChain.ChainID)
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}
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