Smooth scroll to the current media item on current track change

app/src/main/kotlin/com/simplemobiletools/musicplayer/activities/QueueActivity.kt

@@ -149,25 +149,12 @@ class QueueActivity : SimpleControllerActivity() {
 
                 val currentPosition = shuffledMediaItemsIndices.indexOf(currentMediaItemIndex)
                 if (currentPosition > 0) {
-                    lazySmoothScroll(currentPosition)
+                    queue_list.lazySmoothScroll(currentPosition)
                 }
             }
         }
     }
 
-    private fun lazySmoothScroll(scrollToPosition: Int) {
-        queue_list.apply {
-            if (scrollToPosition > 100) {
-                post {
-                    scrollToPosition(scrollToPosition - 50)
-                    smoothScrollToPosition(scrollToPosition)
-                }
-            } else {
-                smoothScrollToPosition(scrollToPosition)
-            }
-        }
-    }
-
     private fun updateAdapter() {
         val adapter = getAdapter() ?: return
         withPlayer {

app/src/main/kotlin/com/simplemobiletools/musicplayer/adapters/QueueAdapter.kt

@@ -85,6 +85,7 @@ class QueueAdapter(activity: SimpleActivity, items: ArrayList<Track>, var curren
                 if (previousIndex != -1 && newIndex != -1) {
                     notifyItemChanged(previousIndex)
                     notifyItemChanged(newIndex)
+                    recyclerView.lazySmoothScroll(newIndex)
                 }
             }
         }

app/src/main/kotlin/com/simplemobiletools/musicplayer/extensions/RecyclerView.kt

@@ -0,0 +1,14 @@
+package com.simplemobiletools.musicplayer.extensions
+
+import androidx.recyclerview.widget.RecyclerView
+
+fun RecyclerView.lazySmoothScroll(scrollToPosition: Int) {
+    if (scrollToPosition > 100) {
+        post {
+            scrollToPosition(scrollToPosition - 25)
+            smoothScrollToPosition(scrollToPosition)
+        }
+    } else {
+        smoothScrollToPosition(scrollToPosition)
+    }
+}