application

type NotificationService interface {
	Start() error
	Stop()
	Subscribe(subscriber Subscriber) error
	UnSubscribe(subscriber Subscriber) error
	EventReport() chan SubscriberEventReport
	ErrorReport() chan SubscriberErrorReport
}

type Subscriber struct {
	ID               SubscriberID
	BlockHeight      int
	Events           []scanner.EventType
	WalletDescriptor string
}

type SubscriberErrorReport struct {
	SubscriberID SubscriberID
	ErrorMsg     error
}

type SubscriberEventReport struct {
	SubscriberID SubscriberID
	EventType    scanner.EventType
	BlockHeight  int
	Transaction  *transaction.Transaction
	BlockHash    *chainhash.Hash
}

type SubscriberID uuid.UUID