53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
import Messaging.mqttsession as ms
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import time
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import umsgpack
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class Commander:
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currentVote = None
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def __init__(self, timeout = 60):
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'''
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Initial/default waiting time is 1 minute for votes to come in.
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'''
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self.timeout = timeout
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self._votes = []
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ms.Client()
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def on_message(client, userdata, message):
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self._votes.append(umsgpack.unpackb(message.payload))
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ms.client.subscribe("FakeSwarm/FirstTest", on_message)
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ms.client.loop_start()
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def make_decision(self):
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votes = self._votes
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dif_votes = {}
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for vote in votes:
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# Get the average/max, etc.
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if str(vote) in dif_votes:
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dif_votes[str(vote)] = dif_votes[str(vote)] + 1
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else:
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dif_votes[str(vote)] = 1
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max_vote = None
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max_vote_num = 0
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for vote in dif_votes.keys():
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if dif_votes[vote] > max_vote_num:
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max_vote = vote
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max_vote_num = dif_votes[vote]
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return max_vote
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def get_votes(self, topic, message, qos=0):
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# Publish a message that votes are needed.
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ms.client.publish(topic, message, qos)
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time.sleep(self.timeout)
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self.make_decision()
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def add_subscription(self, topic, callback=None, qos=0):
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ms.client.subscribe(topic)
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if callback is not None:
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ms.client.message_callback_add(topic, callback) |