github.com/neatlab/neatio@v1.7.3-0.20220425043230-d903e92fcc75/chain/accounts/accounts.go (about)

     1  package accounts
     2  
     3  import (
     4  	"math/big"
     5  
     6  	"github.com/neatlab/neatio"
     7  	"github.com/neatlab/neatio/chain/core/types"
     8  	"github.com/neatlab/neatio/utilities/common"
     9  	"github.com/neatlab/neatio/utilities/event"
    10  )
    11  
    12  type Account struct {
    13  	Address common.Address `json:"address"`
    14  	URL     URL            `json:"url"`
    15  }
    16  
    17  type Wallet interface {
    18  	URL() URL
    19  
    20  	Status() (string, error)
    21  
    22  	Open(passphrase string) error
    23  
    24  	Close() error
    25  
    26  	Accounts() []Account
    27  
    28  	Contains(account Account) bool
    29  
    30  	Derive(path DerivationPath, pin bool) (Account, error)
    31  
    32  	SelfDerive(base DerivationPath, chain neatio.ChainStateReader)
    33  
    34  	SignHash(account Account, hash []byte) ([]byte, error)
    35  
    36  	SignTx(account Account, tx *types.Transaction, chainID *big.Int) (*types.Transaction, error)
    37  
    38  	SignTxWithAddress(account Account, tx *types.Transaction, chainID *big.Int) (*types.Transaction, error)
    39  
    40  	SignHashWithPassphrase(account Account, passphrase string, hash []byte) ([]byte, error)
    41  
    42  	SignTxWithPassphrase(account Account, passphrase string, tx *types.Transaction, chainID *big.Int) (*types.Transaction, error)
    43  }
    44  
    45  type Backend interface {
    46  	Wallets() []Wallet
    47  
    48  	Subscribe(sink chan<- WalletEvent) event.Subscription
    49  }
    50  
    51  type WalletEventType int
    52  
    53  const (
    54  	WalletArrived WalletEventType = iota
    55  
    56  	WalletOpened
    57  
    58  	WalletDropped
    59  )
    60  
    61  type WalletEvent struct {
    62  	Wallet Wallet
    63  	Kind   WalletEventType
    64  }