wallet

Documentation

Index

• Constants
• type BackendClient
• type Key
  • func GenerateKey() (Key, error)
  • func (k Key) PrivateECDSA() (*ecdsa.PrivateKey, error)
  • func (k Key) PublicAddress() (common.Address, error)
  • func (k Key) PublicECDSA() (*ecdsa.PublicKey, error)
• type Token
  • func NativeCoinForChain(cid int64) (Token, error)
  • func SwarmTokenForChain(cid int64) (Token, error)
• type TokenInfoGetterFn
• type TokenWallet
• type TransactionSender
• type Wallet
  • func New(client BackendClient, key Key) *Wallet
  • func (w *Wallet) BalanceERC20(ctx context.Context, addr common.Address, token Token) (*big.Int, error)
  • func (w *Wallet) BalanceNative(ctx context.Context, addr common.Address) (*big.Int, error)
  • func (w *Wallet) ChainID(ctx context.Context) (int64, error)
  • func (w *Wallet) ERC20() TokenWallet
  • func (w *Wallet) Native() TokenWallet
  • func (w *Wallet) PublicAddress() common.Address
  • func (w *Wallet) TransferERC20(ctx context.Context, toAddr common.Address, amount *big.Int, token Token) error
  • func (w *Wallet) TransferNative(ctx context.Context, toAddr common.Address, amount *big.Int) error

Constants

const (
	SwarmTokenDecimals = 16
	LocalnetChainID    = 12345
)

Types

type BackendClient

type BackendClient interface {
	ChainID(ctx context.Context) (*big.Int, error)
	CallContract(ctx context.Context, call ethereum.CallMsg, blockNumber *big.Int) ([]byte, error)
	PendingNonceAt(ctx context.Context, account common.Address) (uint64, error)
	SuggestGasPrice(ctx context.Context) (*big.Int, error)
	SuggestGasTipCap(ctx context.Context) (*big.Int, error)
	EstimateGas(ctx context.Context, call ethereum.CallMsg) (gas uint64, err error)
	SendTransaction(ctx context.Context, tx *types.Transaction) error
	BalanceAt(ctx context.Context, address common.Address, block *big.Int) (*big.Int, error)
}

type Key

type Key string

func GenerateKey

func GenerateKey() (Key, error)

func (Key) PrivateECDSA

func (k Key) PrivateECDSA() (*ecdsa.PrivateKey, error)

func (Key) PublicAddress

func (k Key) PublicAddress() (common.Address, error)

func (Key) PublicECDSA

func (k Key) PublicECDSA() (*ecdsa.PublicKey, error)

type Token

type Token struct {
	Contract common.Address
	Symbol   string
	Decimals int
}

func NativeCoinForChain

func NativeCoinForChain(cid int64) (Token, error)

func SwarmTokenForChain

func SwarmTokenForChain(cid int64) (Token, error)

type TokenInfoGetterFn

type TokenInfoGetterFn = func(cid int64) (Token, error)

type TokenWallet

type TokenWallet interface {
	Balance(
		ctx context.Context,
		addr common.Address,
		token Token,
	) (*big.Int, error)

	Transfer(
		ctx context.Context,
		toAddr common.Address,
		amount *big.Int,
		token Token,
	) error
}

type TransactionSender

type TransactionSender interface {
	Send(
		ctx context.Context,
		toAddr common.Address,
		amount *big.Int,
		callData []byte,
	) error
}

type Wallet

type Wallet struct {
	// contains filtered or unexported fields
}

func New

func New(client BackendClient, key Key) *Wallet

func (*Wallet) BalanceERC20

func (w *Wallet) BalanceERC20(
	ctx context.Context,
	addr common.Address,
	token Token,
) (*big.Int, error)

func (*Wallet) BalanceNative

func (w *Wallet) BalanceNative(
	ctx context.Context,
	addr common.Address,
) (*big.Int, error)

func (*Wallet) ChainID

func (w *Wallet) ChainID(ctx context.Context) (int64, error)

func (*Wallet) ERC20

func (w *Wallet) ERC20() TokenWallet

func (*Wallet) Native

func (w *Wallet) Native() TokenWallet

func (*Wallet) PublicAddress

func (w *Wallet) PublicAddress() common.Address

func (*Wallet) TransferERC20

func (w *Wallet) TransferERC20(
	ctx context.Context,
	toAddr common.Address,
	amount *big.Int,
	token Token,
) error

func (*Wallet) TransferNative

func (w *Wallet) TransferNative(
	ctx context.Context,
	toAddr common.Address,
	amount *big.Int,
) error