fix play video on last page

Author: zorgluf

app/src/main/java/fr/nuage/souvenirs/view/helpers/AudioPlayer.java

@@ -69,9 +69,13 @@ public void onScrollChange(View view, int i, int i1, int i2, int i3) {
             RecyclerView.LayoutManager layoutManager = ((RecyclerView)view).getLayoutManager();
             if (layoutManager instanceof LinearLayoutManager) {
                 int firstPos = ((LinearLayoutManager)layoutManager).findFirstCompletelyVisibleItemPosition();
+                int lastPos = ((LinearLayoutManager)layoutManager).findLastCompletelyVisibleItemPosition();
                 if (firstPos == -1) {
                     return;
                 }
+                if (lastPos == albumViewModel.getSize()-1) {
+                    firstPos = lastPos;
+                }
                 //for audio
                 if ((lastPosition < firstPos) || (firstPos == 0)) {
                     PageViewModel pageViewModel = albumViewModel.getPage(firstPos);