import json
import logging

logger = logging.getLogger("communication")

def getTopic(hugvey_id):
    return "hv{}".format(hugvey_id)


def zmqSend(socket, hugvey_id, msg):
    msgData = json.dumps(msg)
    topic = getTopic(hugvey_id)
    logger.info("Send 0mq to {} containing {}".format(topic, msg))
    socket.send_multipart([topic.encode(), msgData.encode()])

async def zmqReceive(socket):
    topic, msg = await socket.recv_multipart()
    hugvey_id = topic.decode()[2:]
    logger.info("Received 0mq messages for Hugvey #{} containing {}".format(hugvey_id, msg.decode()))
    return hugvey_id, json.loads(msg)