Scroll to bottom

app/src/main/java/eu/faircode/email/AdapterMessage.java

@@ -5170,8 +5170,16 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
             @Override
             public void onCurrentListChanged(@Nullable PagedList<TupleMessageEx> previousList, @Nullable PagedList<TupleMessageEx> currentList) {
                 if (gotoTop && previousList != null) {
-                    gotoTop = false;
-                    properties.scrollTo(0, 0);
+                    if (ascending) {
+                        if (currentList != null && currentList.size() > 0) {
+                            properties.scrollTo(currentList.size() - 1, 0);
+                            if (currentList.get(currentList.size() - 1) != null)
+                                gotoTop = false;
+                        }
+                    } else {
+                        gotoTop = false;
+                        properties.scrollTo(0, 0);
+                    }
                 }
 
                 if (selectionTracker != null && selectionTracker.hasSelection()) {
@@ -5255,7 +5263,12 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
     }
 
     void gotoTop() {
-        properties.scrollTo(0, 0);
+        if (ascending) {
+            PagedList<TupleMessageEx> list = getCurrentList();
+            if (list != null && list.size() > 0)
+                properties.scrollTo(list.size() - 1, 0);
+        } else
+            properties.scrollTo(0, 0);
         this.gotoTop = true;
     }
 

app/src/main/java/eu/faircode/email/FragmentMessages.java

@@ -1478,6 +1478,7 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
             return false;
         }
 
+        @Override
         public void setExpanded(TupleMessageEx message, boolean value) {
             // Prevent flicker
             if (value &&
@@ -1539,6 +1540,7 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
             return heights.get(id, defaultHeight);
         }
 
+        @Override
         public void setPosition(long id, Pair<Integer, Integer> position) {
             if (position == null)
                 positions.remove(id);
@@ -1546,6 +1548,7 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
                 positions.put(id, position);
         }
 
+        @Override
         public Pair<Integer, Integer> getPosition(long id) {
             return positions.get(id);
         }
@@ -1564,6 +1567,7 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
             }
         }
 
+        @Override
         public void scrollTo(final int pos, final int y) {
             new Handler().post(new Runnable() {
                 @Override