bitcoin

type Client interface {
	GetUTXOs(ctx context.Context, address string) ([]*utxo.UTXO, error)
	BroadcastTransaction(ctx context.Context, txHex string) (string, error)
	GetTransaction(ctx context.Context, txID string) (*Transaction, error)
}

type Input struct {
	PreviousTxID ids.ID
	OutputIndex  uint32
	ScriptSig    []byte
	Sequence     uint32
}

type Output struct {
	Value        int64
	ScriptPubKey []byte
}

type SignedTransaction struct {
	Transaction
	Witnesses [][]byte
}

type Transaction struct {
	Version  int32
	Inputs   []Input
	Outputs  []Output
	Locktime uint32
}

type Wallet interface {
	// GetAddress returns the Bitcoin address for this wallet
	GetAddress() string

	// GetBalance returns the balance for a specific asset (BTC)
	GetBalance(ctx context.Context) (*big.Int, error)

	// CreateTransaction creates a new Bitcoin transaction
	CreateTransaction(ctx context.Context, to string, amount *big.Int) (*Transaction, error)

	// SignTransaction signs a transaction
	SignTransaction(ctx context.Context, tx *Transaction) (*SignedTransaction, error)

	// BroadcastTransaction broadcasts a signed transaction
	BroadcastTransaction(ctx context.Context, tx *SignedTransaction) (ids.ID, error)
}