Merge inbox and panel controllers

These collections should always be operating with the same model
instances, so let the inbox reset it self from the same in-memory
cache of conversation models used by the conversation windows.

background.html

@@ -266,7 +266,6 @@
   <script type="text/javascript" src="js/views/new_conversation_view.js"></script>
   <script type="text/javascript" src="js/views/window_controls_view.js"></script>
   <script type="text/javascript" src="js/views/inbox_view.js"></script>
-  <script type="text/javascript" src="js/inbox_controller.js"></script>
 
   <script type="text/javascript" src="js/bimap.js"></script>
   <script type="text/javascript" src="js/panel_controller.js"></script>

js/inbox_controller.js

@@ -1,64 +0,0 @@
-/* vim: ts=4:sw=4:expandtab
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-;(function() {
-    'use strict';
-
-    /*
-     * Provides a persistent collection of conversations for
-     * the inbox view. Automatically updates when messages are received.
-     *
-     */
-
-    window.inbox = new Whisper.ConversationCollection([], {
-        comparator: function(model) {
-            return -model.get('active_at');
-        }
-    });
-
-    inbox.on('change:active_at', inbox.sort);
-    inbox.on('change:unreadCount', function(model, count) {
-        var prev = model.previous('unreadCount') || 0;
-        if (count < prev) { // decreased
-            var newUnreadCount = storage.get("unreadCount", 0) - (prev - count);
-            setUnreadCount(newUnreadCount);
-            storage.put("unreadCount", newUnreadCount);
-        }
-    });
-
-    function fetch() {
-        window.inbox.fetch({
-            index: {
-                name: 'inbox', // 'inbox' index on active_at
-                order: 'desc'  // ORDER timestamp DESC
-            }
-            // TODO pagination/infinite scroll
-            // limit: 10, offset: page*10,
-        });
-    }
-
-    extension.on('updateInbox', fetch);
-    fetch();
-    setUnreadCount(storage.get("unreadCount", 0));
-
-    function setUnreadCount(count) {
-        if (count > 0) {
-            extension.navigator.setBadgeText(count);
-        } else {
-            extension.navigator.setBadgeText("");
-        }
-    }
-})();

js/models/conversations.js

@@ -277,6 +277,20 @@
                 only: number
             }
         });
+    },
+
+    fetchActive: function() {
+        // Ensures all active conversations are included in this collection,
+        // and updates their attributes, but removes nothing.
+        return this.fetch({
+            index: {
+                name: 'inbox', // 'inbox' index on active_at
+                order: 'desc'  // ORDER timestamp DESC
+                // TODO pagination/infinite scroll
+                // limit: 10, offset: page*10,
+            },
+            remove: false
+        });
     }
   });
 })();

js/panel_controller.js

@@ -25,6 +25,42 @@
     var windowMap = new Whisper.Bimap('windowId', 'modelId');
     var conversations = new Whisper.ConversationCollection();
 
+    window.inbox = new Whisper.ConversationCollection([], {
+        comparator: function(model) {
+            return -model.get('active_at');
+        }
+    });
+
+    inbox.on('change:active_at', inbox.sort);
+    inbox.on('change:unreadCount', function(model, count) {
+        var prev = model.previous('unreadCount') || 0;
+        if (count < prev) { // decreased
+            var newUnreadCount = storage.get("unreadCount", 0) - (prev - count);
+            setUnreadCount(newUnreadCount);
+            storage.put("unreadCount", newUnreadCount);
+        }
+    });
+
+    function updateInbox() {
+        conversations.fetchActive().then(function() {
+            inbox.reset(conversations.filter(function(model) {
+                return model.get('active_at');
+            }));
+        });
+    }
+
+    extension.on('updateInbox', updateInbox);
+    updateInbox();
+    setUnreadCount(storage.get("unreadCount", 0));
+
+    function setUnreadCount(count) {
+        if (count > 0) {
+            extension.navigator.setBadgeText(count);
+        } else {
+            extension.navigator.setBadgeText("");
+        }
+    }
+
     window.getConversationForWindow = function(windowId) {
         return conversations.get(windowMap.modelIdFrom(windowId));
     };