Fixed animation when hiding drawer items

2 files changed, 5 insertions, 2 deletions

diff --git a/app/src/main/java/de/danoeh/antennapod/adapter/NavListAdapter.java b/app/src/main/java/de/danoeh/antennapod/adapter/NavListAdapter.java
index de3242b1a..86bba0d50 100644
--- a/app/src/main/java/de/danoeh/antennapod/adapter/NavListAdapter.java
+++ b/app/src/main/java/de/danoeh/antennapod/adapter/NavListAdapter.java
@@ -159,8 +159,10 @@ public class NavListAdapter extends RecyclerView.Adapter<NavListAdapter.Holder>
         int viewType = getItemViewType(position);
         if (viewType == VIEW_TYPE_SUBSCRIPTION) {
             return itemAccess.getItem(position - getSubscriptionOffset()).id;
+        } else if (viewType == VIEW_TYPE_NAV) {
+            return -Math.abs(fragmentTags.get(position).hashCode()) - 1; // Folder IDs are >0
         } else {
-            return -position - 1; // IDs are >0
+            return 0;
         }
     }
 
diff --git a/core/src/main/java/de/danoeh/antennapod/core/storage/NavDrawerData.java b/core/src/main/java/de/danoeh/antennapod/core/storage/NavDrawerData.java
index 0a56330a9..e4d1996ad 100644
--- a/core/src/main/java/de/danoeh/antennapod/core/storage/NavDrawerData.java
+++ b/core/src/main/java/de/danoeh/antennapod/core/storage/NavDrawerData.java
@@ -61,7 +61,8 @@ public class NavDrawerData {
         public boolean isOpen;
 
         public FolderDrawerItem(String name) {
-            super(DrawerItem.Type.FOLDER, (long) name.hashCode() << 20); // Keep IDs >0 but make room for many feeds
+            // Keep IDs >0 but make room for many feeds
+            super(DrawerItem.Type.FOLDER, (long) Math.abs(name.hashCode()) << 20);
             this.name = name;
         }