import logging
import pika

from mini_queue.utils.config import CONFIG
from mini_queue.utils.rabbitmq import make_channel, declare_queue, make_callback, read_connection_params


def main():

    logging.info(" [S] Startet happy pikachu!")

    parameters = read_connection_params()
    connection = pika.BlockingConnection(parameters)
    channel = make_channel(connection)
    declare_queue(channel, CONFIG.rabbitmq.queues.input)

    while True:
        try:
            channel.basic_consume(
                queue=CONFIG.rabbitmq.queues.input, auto_ack=False, on_message_callback=make_callback()
            )
            logging.info(" [*] Waiting for messages. To exit press CTRL+C")
            channel.start_consuming()

        except pika.exceptions.ConnectionClosedByBroker as err:
            logging.info(f"Caught a channel error: {err}, retrying...")
            continue
        except pika.exceptions.AMQPChannelError as err:
            logging.critical(f"Caught a channel error: {err}, stopping...")
            break
        except pika.exceptions.AMQPConnectionError:
            logging.info("Connection was closed, retrying...")
            continue


if __name__ == "__main__":
    logging_level = CONFIG.service.logging_level
    logging.basicConfig(level=logging_level)
    main()