Implementing stuff (I suck at commits sometimes lol)

DecisionSystem/commander.py

@@ -1,6 +1,35 @@
+import Messaging.mqttsession as ms
+import time
+import umsgpack
+
 class Commander:
-    def get_votes(self):
-        raise Exception("Vote cannot be submitted as it's not implemented")
+
+    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 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 make_decision(self):
-        raise Exception("Vote cannot be submitted as it's not implemented")
+        votes = self._votes
+
+        for vote in votes:
+            continue
+
+    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)