invoice

type Store interface {
	// Put puts an commonpb.InvoiceList to the store.
	//
	// ErrExists is returned if an invoice list has already been stored
	// for this transaction.
	Put(ctx context.Context, txHash []byte, list *commonpb.InvoiceList) error

	// Get gets the stored commonpb.InvoiceList for a given transaction.
	//
	// ErrNotFound is returned if no commonpb.InvoiceList exists for the
	// transaction.
	Get(ctx context.Context, txHash []byte) (*commonpb.InvoiceList, error)
}