Refactor for less model duplication

js/models/conversations.js

@@ -163,6 +163,7 @@
     },
 
     fetchMessages: function() {
+        if(!this.id) { return false; }
         return this.messageCollection.fetchConversation(this.id);
     },
 
@@ -181,6 +182,11 @@
         }
     },
 
+    reload: function() {
+        this.fetch().then(this.fetchContacts.bind(this));
+        this.fetchMessages();
+    },
+
     archive: function() {
         this.set({active_at: null});
     },

js/models/messages.js

@@ -136,7 +136,7 @@
             if (dataMessage.group) {
                 conversationId = dataMessage.group.id;
             }
-            var conversation = new Whisper.Conversation({id: conversationId});
+            var conversation = ConversationController.create({id: conversationId});
             conversation.fetch().always(function() {
                 var now = new Date().getTime();
                 var attributes = { type: 'private' };
@@ -218,6 +218,7 @@
                     });
                 }
 
+                conversation.messageCollection.add(message);
                 conversation.save().then(function() {
                     message.save().then(function() {
                         updateInbox();