优化直播间聊天消息动画效果

live/src/main/java/com/yunbao/live/adapter/LiveChatAdapter.java

@@ -390,7 +390,7 @@ public class LiveChatAdapter extends RecyclerView.Adapter {
         }
         mList.add(bean);
         if (isSlideToBottom(mRecyclerView) || mRecyclerViewScrolledDy == 0) {
-            scrollToBottom(mRecyclerView);
+            scrollToBottom();
         } else {
             Bus.get().post(new LiveAudienceEvent()
                     .setType(LiveAudienceEvent.LiveAudienceType.NEW_MESSAGE_REMINDER));
@@ -401,7 +401,11 @@ public class LiveChatAdapter extends RecyclerView.Adapter {
                 mPosition = size;
             }
         }
+        if (getItemCount() == 1) {
             notifyDataSetChanged();
+        } else {
+            notifyItemInserted(getItemCount());
+        }
 
     }