Let client define whether updating or starting radio

mopidy_iris/core.py

@@ -256,7 +256,7 @@ class IrisCore(object):
     def change_radio(self, data):
 
         # figure out if we're starting or updating radio mode
-        if self.radio['enabled']:
+        if data['update'] and self.radio['enabled']:
             starting = False
             self.initial_consume = self.core.tracklist.get_consume()
         else:

src/js/services/pusher/middleware.js

@@ -253,6 +253,7 @@ const PusherMiddleware = (function(){
                 }
 
                 var data = {
+                    update: (action.type == 'PUSHER_UPDATE_RADIO'),
                     seed_artists: [],
                     seed_genres: [],
                     seed_tracks: []