Move FSM initialization out of ZMQWebSocketHandler

src/app/buttons.py

@@ -23,3 +23,6 @@ class Buttons:
     def forward_message(self, event_data):
         message = event_data.kwargs.get('message')
         component_connector.send_message(message)
+
+
+fsm = Buttons()

src/app/handlers/zmq_websocket_handler.py

@@ -1,17 +1,15 @@
 import logging
 
 from tornado.websocket import WebSocketHandler
-
-from buttons import Buttons
 from util import parse_anchor_from_message
 
+from buttons import fsm
 import component_connector
 
 
 class ZMQWebSocketHandler(WebSocketHandler):
     def __init__(self, application, request, **kwargs):
         super().__init__(application, request, **kwargs)
-        self.fsm = Buttons(self)
 
     def open(self, *args, **kwargs):
         def zmq_callback(msg_parts):
@@ -23,7 +21,7 @@ class ZMQWebSocketHandler(WebSocketHandler):
 
     def on_message(self, message):
         logging.debug('Received on WebSocket: {}'.format(message))
-        self.fsm.trigger(self._parse_anchor(message), message=message)
+        fsm.trigger(parse_anchor_from_message(message), message=message)
 
     def send_message(self, message: str, anchor: str = None):
         component_connector.send_message(message, anchor)