update

amqp-order-handler.go

@@ -0,0 +1,83 @@
+package main
+
+import (
+	"log"
+
+	amqp "github.com/rabbitmq/amqp091-go"
+)
+
+type RabbitTransportMaster struct {
+	Url        string
+	connection *amqp.Connection
+	//channel    *amqp.Channel
+}
+
+const (
+	topic = "order-placed"
+)
+
+func (t *RabbitTransportMaster) Connect() error {
+
+	conn, err := amqp.DialConfig(t.Url, amqp.Config{
+		//Vhost:      "/",
+		Properties: amqp.NewConnectionProperties(),
+	})
+
+	if err != nil {
+		return err
+	}
+	t.connection = conn
+	ch, err := conn.Channel()
+	if err != nil {
+		return err
+	}
+	defer ch.Close()
+	if err := ch.ExchangeDeclare(
+		topic,   // name
+		"topic", // type
+		true,    // durable
+		false,   // auto-delete
+		false,   // internal
+		false,   // noWait
+		nil,     // arguments
+	); err != nil {
+		return err
+	}
+
+	if _, err = ch.QueueDeclare(
+		topic, // name of the queue
+		true,  // durable
+		false, // delete when unused
+		false, // exclusive
+		false, // noWait
+		nil,   // arguments
+	); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (t *RabbitTransportMaster) Close() error {
+	log.Println("Closing master channel")
+	return t.connection.Close()
+	//return t.channel.Close()
+}
+
+func (t *RabbitTransportMaster) OrderCompleted(data []byte) error {
+	ch, err := t.connection.Channel()
+	if err != nil {
+		return err
+	}
+	defer ch.Close()
+	return ch.Publish(
+		topic,
+		topic,
+		true,
+		false,
+		amqp.Publishing{
+			ContentType: "application/json",
+			Body:        data,
+		},
+	)
+}