utils

package

v0.0.0-...-1c25370 Latest Latest Go to latest Published: Sep 12, 2025 License: MIT Imports: 24 Imported by: 0

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Valid go.mod file
Redistributable license
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Stable version
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Repository

github.com/weitrue/kit

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Documentation ¶

Index ¶

Constants
Variables
func CalcGasCost(gasLimit uint64, gasPrice *big.Int) *big.Int
func CalculateInterfaceId(contractABI string) []byte
func Call(ctx context.Context, c *rpc.Client, contract string, method abi.Method) (any, error)
func CallWithInput(ctx context.Context, c *rpc.Client, contract, methodName string, abiO *abi.ABI, ...) ([]any, error)
func CodeAt(ctx context.Context, c *rpc.Client, contract string) (string, error)
func CreateTransaction(ctx context.Context, client *ethclient.Client, sender, to string, ...) (*types.Transaction, error)
func DecodeABI(abiStr string) (*abi.ABI, error)
func GetBalance(ctx context.Context, c *rpc.Client, address string) (string, error)
func GetBalanceWithDecimals(ctx context.Context, c *rpc.Client, address string) (decimal.Decimal, error)
func Hex2Bytes(str string) []byte
func IsERC721()
func IsValidAddress(addr any) bool
func IsZeroAddress(addr any) bool
func ParseStorageLayout(ctx context.Context, c *rpc.Client, contract, storage string) (any, error)
func ParseVyPerStorage(ctx context.Context, c *rpc.Client, contract, abiStr string, ...) ([]types.ContractVariable, error)
func ParseVyPerStorageLayout(ctx context.Context, c *rpc.Client, contract, storage, abiStr string) (any, error)
func PublicKeyBytesToAddress(publicKey []byte) common.Address
func RemoveZeroHex(s string) []byte
func SignTransaction(tx *types.Transaction, privateKeyHex string, chainID *big.Int) (*types.Transaction, error)
func StorageAt(ctx context.Context, c *rpc.Client, contract string, slot common.Hash) ([]byte, error)
func SubscribeContractEvents(ctx context.Context, client *ethclient.Client, contractAddress common.Address, ...) error
func ToDecimal(val any, decimals int) decimal.Decimal
func ToWei(value any, decimals int) *big.Int
func Withdraw(ctx context.Context, c *rpc.Client, from, to, privateKeyHex string) error

Constants ¶

View Source

const (
	NativeTokenDecimals = 18
)

Variables ¶

View Source

var (
	BscForkClient, _  = rpc.DialContext(context.Background(), "https://rpc.phalcon.blocksec.com/rpc_25d3496386cd49d79e0055b9708af0a6")
	ETHClient, _      = rpc.DialContext(context.Background(), "https://eth-mainnet.g.alchemy.com/v2/qUt8liQq0Kh5rGm9VGGfLfSNLFuONhm3")
	BscClient, _      = rpc.DialContext(context.Background(), "https://binance.llamarpc.com")
	ArbitrumClient, _ = rpc.DialContext(context.Background(), "https://arb-mainnet.g.alchemy.com/v2/vJawUvyo1NE02qYepEe2n_AtjrX_gF5q")
	BaseClient, _     = rpc.DialContext(context.Background(), "https://base-mainnet.g.alchemy.com/v2/7XuVI7nNb8mJFfDc_HlEOiFPVNz4lKAz")
	MerlinClient, _   = rpc.DialContext(context.Background(), "https://rpc.merlinchain.io/api")
	Sender            = common.HexToAddress("0xba46dd807DD7A5bBe2eE80b6D0516A088223C574")
	EthForkClient, _  = rpc.DialContext(context.Background(), "https://rpc-dev.phalcon.blocksec.com/rpc_672bb0b921e64497a127b102e9d35db6")
	MantaClient, _    = rpc.DialContext(context.Background(), "https://pacific-rpc.manta.network/http")
)

View Source

var (
	ErrNoData = errors.New("no data")
)

Functions ¶

func CalcGasCost ¶

func CalcGasCost(gasLimit uint64, gasPrice *big.Int) *big.Int

CalcGasCost calculate gas cost given gas limit (units) and gas price (wei)

func CalculateInterfaceId ¶

func CalculateInterfaceId(contractABI string) []byte

func Call ¶

func Call(ctx context.Context, c *rpc.Client, contract string, method abi.Method) (any, error)

func CallWithInput ¶

func CallWithInput(ctx context.Context, c *rpc.Client, contract, methodName string, abiO *abi.ABI, args ...any) ([]any, error)

func CodeAt ¶

func CodeAt(ctx context.Context, c *rpc.Client, contract string) (string, error)

func CreateTransaction ¶

func CreateTransaction(ctx context.Context, client *ethclient.Client, sender, to string, value, gas *big.Int, gasLimit uint64, input string) (*types.Transaction, error)

func DecodeABI ¶

func DecodeABI(abiStr string) (*abi.ABI, error)

func GetBalance ¶

func GetBalance(ctx context.Context, c *rpc.Client, address string) (string, error)

func GetBalanceWithDecimals ¶

func GetBalanceWithDecimals(ctx context.Context, c *rpc.Client, address string) (decimal.Decimal, error)

func Hex2Bytes ¶

func Hex2Bytes(str string) []byte

func IsERC721 ¶

func IsERC721()

IsERC721 supportsInterface(0x80ac58cd)是否返回true

func IsValidAddress ¶

func IsValidAddress(addr any) bool

IsValidAddress validate hex address

func IsZeroAddress ¶

func IsZeroAddress(addr any) bool

IsZeroAddress validate if it's a 0 address

func ParseStorageLayout ¶

func ParseStorageLayout(ctx context.Context, c *rpc.Client, contract, storage string) (any, error)

func ParseVyPerStorage ¶

func ParseVyPerStorage(ctx context.Context, c *rpc.Client, contract, abiStr string, storageLayout map[string]types.VyPerStorage) ([]types.ContractVariable, error)

func ParseVyPerStorageLayout ¶

func ParseVyPerStorageLayout(ctx context.Context, c *rpc.Client, contract, storage, abiStr string) (any, error)

func PublicKeyBytesToAddress ¶

func PublicKeyBytesToAddress(publicKey []byte) common.Address

PublicKeyBytesToAddress zero address return if key is invalid

func RemoveZeroHex ¶

func RemoveZeroHex(s string) []byte

RemoveZeroHex delete the 0x from the front

func SignTransaction ¶

func SignTransaction(tx *types.Transaction, privateKeyHex string, chainID *big.Int) (*types.Transaction, error)

func StorageAt ¶

func StorageAt(ctx context.Context, c *rpc.Client, contract string, slot common.Hash) ([]byte, error)

func SubscribeContractEvents ¶

func SubscribeContractEvents(ctx context.Context, client *ethclient.Client, contractAddress common.Address, fromBlock, toBlock *big.Int, topics []string) error

func ToDecimal ¶

func ToDecimal(val any, decimals int) decimal.Decimal

ToDecimal wei to decimals

func ToWei ¶

func ToWei(value any, decimals int) *big.Int

ToWei decimals to wei

func Withdraw ¶

func Withdraw(ctx context.Context, c *rpc.Client, from, to, privateKeyHex string) error

Types ¶

This section is empty.

Source Files ¶

View all Source files

Directories ¶

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