package sylvilagus

import (
	"log"
)

import (
	"github.com/streadway/amqp"
)

func CreateHelloTopology(connection *amqp.Connection) (*amqp.Channel, error) {
	channel, err := connection.Channel()
	if err != nil {
		log.Println("Failed to get channel!: ", err)
		return nil, err
	}

	err = channel.ExchangeDeclare("hello-exchange", "direct", true, false, false, false, nil)
	if err != nil {
		log.Println("Failed to declare exchange!: ", err)
		return nil, err
	}

	_, err = channel.QueueDeclare("hello-queue", false, false, false, false, nil)
	if err != nil {
		log.Println("Failed to declare queue!: ", err)
		return nil, err
	}

	err = channel.QueueBind("hello-queue", "hola", "hello-exchange", false, nil)
	if err != nil {
		log.Println("Failed to bind to queue!: ", err)
		return nil, err
	}

	return channel, nil
}