package bridge import ( "math/big" ethTypes "github.com/ethereum/go-ethereum/core/types" "github.com/ethereum/go-ethereum/accounts/abi/bind" "github.com/ethereum/go-ethereum/common" "github.com/status-im/status-go/account" "github.com/status-im/status-go/eth-node/types" "github.com/status-im/status-go/params" "github.com/status-im/status-go/services/wallet/token" "github.com/status-im/status-go/transactions" ) func getSigner(chainID uint64, from types.Address, verifiedAccount *account.SelectedExtKey) bind.SignerFn { return func(addr common.Address, tx *ethTypes.Transaction) (*ethTypes.Transaction, error) { s := ethTypes.NewLondonSigner(new(big.Int).SetUint64(chainID)) return ethTypes.SignTx(tx, s, verifiedAccount.AccountKey.PrivateKey) } } type TransactionBridge struct { BridgeName string ChainID uint64 SimpleTx *transactions.SendTxArgs HopTx *HopTxArgs CbridgeTx *CBridgeTxArgs } func (t *TransactionBridge) Value() *big.Int { if t.SimpleTx != nil && t.SimpleTx.To != nil { return t.SimpleTx.Value.ToInt() } else if t.HopTx != nil { return t.HopTx.Amount.ToInt() } else if t.CbridgeTx != nil { return t.CbridgeTx.Amount.ToInt() } return big.NewInt(0) } func (t *TransactionBridge) From() types.Address { if t.SimpleTx != nil && t.SimpleTx.To != nil { return t.SimpleTx.From } else if t.HopTx != nil { return t.HopTx.From } else if t.CbridgeTx != nil { return t.CbridgeTx.From } return types.HexToAddress("0x0") } func (t *TransactionBridge) To() types.Address { if t.SimpleTx != nil && t.SimpleTx.To != nil { return *t.SimpleTx.To } else if t.HopTx != nil { return types.Address(t.HopTx.Recipient) } else if t.CbridgeTx != nil { return types.Address(t.HopTx.Recipient) } return types.HexToAddress("0x0") } func (t *TransactionBridge) Data() types.HexBytes { if t.SimpleTx != nil && t.SimpleTx.To != nil { return t.SimpleTx.Data } else if t.HopTx != nil { return types.HexBytes("") } else if t.CbridgeTx != nil { return types.HexBytes("") } return types.HexBytes("") } type Bridge interface { Name() string Can(from *params.Network, to *params.Network, token *token.Token, balance *big.Int) (bool, error) CalculateFees(from, to *params.Network, token *token.Token, amountIn *big.Int, nativeTokenPrice, tokenPrice float64, gasPrice *big.Float) (*big.Int, *big.Int, error) EstimateGas(from *params.Network, to *params.Network, token *token.Token, amountIn *big.Int) (uint64, error) CalculateAmountOut(from, to *params.Network, amountIn *big.Int, symbol string) (*big.Int, error) Send(sendArgs *TransactionBridge, verifiedAccount *account.SelectedExtKey) (types.Hash, error) GetContractAddress(network *params.Network, token *token.Token) *common.Address }