send all on results on amqp

cmd/cart/main.go

@@ -20,6 +20,7 @@ import (
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/prometheus/client_golang/prometheus/promauto"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
+	amqp "github.com/rabbitmq/amqp091-go"
 	"k8s.io/apimachinery/pkg/watch"
 	"k8s.io/client-go/kubernetes"
 	"k8s.io/client-go/rest"
@@ -175,6 +176,15 @@ func main() {
 		pool: pool,
 	}
 
+	conn, err := amqp.Dial(amqpUrl)
+	if err != nil {
+		fmt.Errorf("failed to connect to RabbitMQ: %w", err)
+	}
+
+	amqpListener := actor.NewAmqpListener(conn)
+	amqpListener.DefineTopics()
+	pool.AddListener(amqpListener)
+
 	grpcSrv, err := actor.NewControlServer[*CartGrain](controlPlaneConfig, pool)
 	if err != nil {
 		log.Fatalf("Error starting control plane gRPC server: %v\n", err)
@@ -211,12 +221,12 @@ func main() {
 		}
 	}(GetDiscovery())
 
-	orderHandler := &AmqpOrderHandler{
-		Url: amqpUrl,
-	}
+	orderHandler := NewAmqpOrderHandler(conn)
+	orderHandler.DefineTopics()
 	klarnaClient := NewKlarnaClient(KlarnaPlaygroundUrl, os.Getenv("KLARNA_API_USERNAME"), os.Getenv("KLARNA_API_PASSWORD"))
 
 	syncedServer := NewPoolServer(pool, fmt.Sprintf("%s, %s", name, podIp), klarnaClient)
+
 	mux := http.NewServeMux()
 	mux.Handle("/cart/", http.StripPrefix("/cart", syncedServer.Serve()))
 	// only for local
@@ -447,11 +457,7 @@ func confirmOrder(order *CheckoutOrder, orderHandler *AmqpOrderHandler) error {
 	if err != nil {
 		return err
 	}
-	err = orderHandler.Connect()
-	if err != nil {
-		return err
-	}
-	defer orderHandler.Close()
+
 	err = orderHandler.OrderCompleted(orderToSend)
 	if err != nil {
 		return err