Files
picar/DecisionSystem/commander.py
2018-12-18 10:12:55 +10:30

36 lines
946 B
Python

import Messaging.mqttsession as ms
import time
import umsgpack
class Commander:
def __init__(self, timeout = 60):
self.timeout = timeout
self._votes = []
self._client = ms.Client()
def on_message(client, userdata, message):
self._votes.append(umsgpack.unpackb(message.payload))
self.add_subscription("FakeSwarm/FirstTest", on_message)
self._client.loop_start()
def make_decision(self):
votes = self._votes
for vote in votes:
continue
def get_votes(self, topic, message, qos=0):
# Publish a message that votes are needed.
ms.client.publish(topic, message, qos)
time.sleep(self.timeout)
make_decision()
def add_subscription(self, topic, callback=None, qos=0):
self._client.subscribe(topic)
if callback is not None:
self._client.message_callback_add(topic, callback)