send all on results on amqp

pkg/actor/simple_grain_pool.go

@@ -17,6 +17,7 @@ type SimpleGrainPool[V any] struct {
 	mutationRegistry MutationRegistry
 	spawn            func(id uint64) (Grain[V], error)
 	spawnHost        func(host string) (Host, error)
+	listeners        []LogListener
 	storage          LogStorage[V]
 	ttl              time.Duration
 	poolSize         int
@@ -66,6 +67,19 @@ func NewSimpleGrainPool[V any](config GrainPoolConfig[V]) (*SimpleGrainPool[V],
 	return p, nil
 }
 
+func (p *SimpleGrainPool[V]) AddListener(listener LogListener) {
+	p.listeners = append(p.listeners, listener)
+}
+
+func (p *SimpleGrainPool[V]) RemoveListener(listener LogListener) {
+	for i, l := range p.listeners {
+		if l == listener {
+			p.listeners = append(p.listeners[:i], p.listeners[i+1:]...)
+			break
+		}
+	}
+}
+
 func (p *SimpleGrainPool[V]) purge() {
 	purgeLimit := time.Now().Add(-p.ttl)
 	purgedIds := make([]uint64, 0, len(p.grains))
@@ -383,11 +397,14 @@ func (p *SimpleGrainPool[V]) Apply(id uint64, mutation ...proto.Message) (*Mutat
 	}
 	if p.storage != nil {
 		go func() {
-			if err := p.storage.AppendEvent(id, mutation...); err != nil {
+			if err := p.storage.AppendMutations(id, mutation...); err != nil {
 				log.Printf("failed to store mutation for grain %d: %v", id, err)
 			}
 		}()
 	}
+	for _, listener := range p.listeners {
+		go listener.AppendMutations(id, mutations...)
+	}
 	result, err := grain.GetCurrentState()
 	if err != nil {
 		return nil, err