import pika
import time
from publisher import EXCHANGE

QUEUE = 'consumer_1_queue'

def callback_1(ch, method, properties, body):
    print(f'[x] CONSUMER 1: GET. {body.decode()}')
    # Ожидаем некоторое время
    time.sleep(3)
    print('[!] CONSUMER 1 OFF')


def consume(callback, queue, exchange):
    connection = pika.BlockingConnection(pika.ConnectionParameters(host='localhost'))
    channel = connection.channel()

    channel.queue_declare(queue=queue)
    channel.queue_bind(exchange=exchange, queue=queue)

    channel.basic_consume(queue=queue, on_message_callback=callback, auto_ack=True)

    print('[^] WAITING')
    channel.start_consuming()


if __name__ == "__main__":
    consume(callback=callback_1, queue=QUEUE, exchange=EXCHANGE)