package storage

import "context"

// noopEventNotifier implements EventNotifier with no side effects.
type noopEventNotifier struct{}

// NewNoopEventNotifier returns a no-op event notifier implementation.
func NewNoopEventNotifier() EventNotifier {
	return &noopEventNotifier{}
}

func (n *noopEventNotifier) NotifyStored(ctx context.Context, event *StorageEvent) error { return nil }
func (n *noopEventNotifier) NotifyRetrieved(ctx context.Context, event *StorageEvent) error {
	return nil
}
func (n *noopEventNotifier) NotifyUpdated(ctx context.Context, event *StorageEvent) error { return nil }
func (n *noopEventNotifier) NotifyDeleted(ctx context.Context, event *StorageEvent) error { return nil }
func (n *noopEventNotifier) Subscribe(ctx context.Context, eventType EventType, handler EventHandler) error {
	return nil
}
func (n *noopEventNotifier) Unsubscribe(ctx context.Context, eventType EventType, handler EventHandler) error {
	return nil
}