Fix default message, and change deserialiser and submit constructor

DecisionSystem/messages.py

@@ -1,7 +1,9 @@
 import umsgpack
+import uuid
 
 class Message:
-    def __init__(self, sender = "", data = {}}):
+    _type = None
+    def __init__(self, sender = "", data = {}):
         self._sender = sender
         self._data = data
 
@@ -9,6 +11,10 @@ class Message:
     def sender(self):
         return self._sender
 
+    @sender.setter
+    def sender(self, value):
+        self._sender = value
+
     @property
     def data(self):
         return self._data
@@ -24,12 +30,18 @@ class Message:
     def serialise(self):
         return umsgpack.packb({"type":self.type, "sender": self.sender, "data": self.data})
 
-    def deserialise(self, obj):
-        unpacked = umsgpack.unpackb(obj)
-        self.type = unpacked["type"]
-        self.sender = unpacked["sender"]
-        self.data = unpacked["data"]
-        return self
+def deserialise(obj):
+    '''
+    Deserialises a given messagepack object into a Message.
+    '''
+    m = Message()
+    unpacked = umsgpack.unpackb(obj)
+    print('Unpacked Object')
+    print(unpacked)
+    m.type = unpacked["type"]
+    m._sender = unpacked["sender"]
+    m._data = unpacked["data"]
+    return m
 
 class RequestLeader(Message):
     _type = "RequestLeader"
@@ -61,6 +73,10 @@ class CommanderWill(Message):
 class SubmitVote(Message):
     _type = "vote"
 
+    def __init__(self, vote = None, sender = "", data = {}):
+        Message.__init__(self, sender, data)
+        self._data["vote"] = vote
+
     @property
     def vote(self):
         return self._data["vote"]
@@ -69,4 +85,5 @@ class SubmitVote(Message):
     def vote(self, value):
         self._data["vote"] = value
 
-    
+class GetSwarmParticipants(Message):
+    _type = "listening"