Changes due to feedback in pull request #3315

app/src/main/java/de/danoeh/antennapod/fragment/QueueFragment.java

@@ -378,9 +378,11 @@ public class QueueFragment extends Fragment {
                     if (keepSortedNew) {
                         SortOrder sortOrder = UserPreferences.getQueueKeepSortedOrder();
                         QueueSorter.sort(sortOrder, true);
+                        recyclerAdapter.setLocked(true);
+                    } else {
+                        recyclerAdapter.setLocked(UserPreferences.isQueueLocked());
                     }
-                    // Update sort menu items and list lock elements
-                    getActivity().recreate();
+                    getActivity().invalidateOptionsMenu();
                     return true;
                 default:
                     return false;
@@ -393,16 +395,10 @@ public class QueueFragment extends Fragment {
     /**
      * This method is called if the user clicks on a sort order menu item.
      *
-     * If the queue is in keep sorted mode, the new sort order is stored in the preferences and
-     * the queue is sorted. Otherwise the queue is just sorted.
-     *
      * @param sortOrder New sort order.
      */
     private void setSortOrder(SortOrder sortOrder) {
-        boolean keepSorted = UserPreferences.isQueueKeepSorted();
-        if (keepSorted) {
-            UserPreferences.setQueueKeepSortedOrder(sortOrder);
-        }
+        UserPreferences.setQueueKeepSortedOrder(sortOrder);
         QueueSorter.sort(sortOrder, true);
     }
 

core/src/main/java/de/danoeh/antennapod/core/preferences/UserPreferences.java

@@ -899,7 +899,7 @@ public class UserPreferences {
      */
     public static SortOrder getQueueKeepSortedOrder() {
         String sortOrderStr = prefs.getString(PREF_QUEUE_KEEP_SORTED_ORDER, "use-default");
-        return parseSortOrder(sortOrderStr);
+        return SortOrder.parseWithDefault(sortOrderStr, SortOrder.DATE_NEW_OLD);
     }
 
     /**
@@ -915,17 +915,4 @@ public class UserPreferences {
                 .putString(PREF_QUEUE_KEEP_SORTED_ORDER, sortOrder.name())
                 .apply();
     }
-
-    /**
-     * Converts the string representation to its enum value. If the string value is unknown,
-     * a default value is retuned.
-     */
-    private static SortOrder parseSortOrder(String value) {
-        try {
-            return SortOrder.valueOf(value);
-        } catch (IllegalArgumentException e) {
-            // default value
-            return SortOrder.DATE_NEW_OLD;
-        }
-    }
 }

core/src/main/java/de/danoeh/antennapod/core/storage/DBWriter.java

@@ -416,6 +416,10 @@ public class DBWriter {
 
         // Sort queue by configured sort order
         SortOrder sortOrder = UserPreferences.getQueueKeepSortedOrder();
+        if (sortOrder == SortOrder.RANDOM) {
+            // do not shuffle the list on every change
+            return;
+        }
         Permutor<FeedItem> permutor = QueueSorter.getPermutor(sortOrder);
         permutor.reorder(queue);
 

core/src/main/java/de/danoeh/antennapod/core/util/SortOrder.java

@@ -14,5 +14,17 @@ public enum SortOrder {
     FEED_TITLE_Z_A,
     RANDOM,
     SMART_SHUFFLE_OLD_NEW,
-    SMART_SHUFFLE_NEW_OLD
+    SMART_SHUFFLE_NEW_OLD;
+
+    /**
+     * Converts the string representation to its enum value. If the string value is unknown,
+     * the given default value is returned.
+     */
+    public static SortOrder parseWithDefault(String value, SortOrder defaultValue) {
+        try {
+            return valueOf(value);
+        } catch (IllegalArgumentException e) {
+            return defaultValue;
+        }
+    }
 }