import pika

from mini_queue.utils.config import CONFIG


def get_message(parameters):
    def callback(ch, method, properties, body):
        print(" [x] Received %r" % body)
    inp_queue = CONFIG.rabbitmq.queues.input
    out_queue = CONFIG.rabbitmq.queues.output
    connection = pika.BlockingConnection(parameters)
    channel = connection.channel()
    channel.queue_declare(queue=inp_queue, durable=True)
    channel.basic_consume(queue=inp_queue,
                          auto_ack=True,
                          on_message_callback=callback) 
    print(' [*] Waiting for messages. To exit press CTRL+C')
    channel.start_consuming()


if __name__ == "__main__":

    credentials = pika.PlainCredentials(CONFIG.rabbitmq.user, CONFIG.rabbitmq.password)
    parameters = pika.ConnectionParameters(host=CONFIG.rabbitmq.host, port=CONFIG.rabbitmq.port, heartbeat=CONFIG.rabbitmq.heartbeat, credentials=credentials)
    get_message(parameters)