EndlessScroll class added

app/build.gradle

@@ -51,5 +51,6 @@ dependencies {
     implementation 'androidx.legacy:legacy-support-v4:1.0.0'
     implementation 'com.google.android.material:material:1.0.0'
 
-    implementation 'com.facebook.stetho:stetho:1.5.1'
+    debugImplementation 'com.facebook.stetho:stetho:1.5.1'
+    debugImplementation 'com.amitshekhar.android:debug-db:1.0.6'
 }

app/src/main/java/com/arabiait/myapplication/util/EndlessScrollListener.kt

@@ -0,0 +1,44 @@
+package com.arabia_it.baserapp.util
+
+/**
+ * Created by Net6 on 11/12/2017.
+ */
+
+import android.widget.AbsListView
+import androidx.recyclerview.widget.GridLayoutManager
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+
+abstract class EndlessScrollListener : RecyclerView.OnScrollListener {
+    // The minimum number of items to have below your current scroll position
+    // before loading more.
+    private var visibleThreshold = 5
+
+    constructor(visibleThreshold: Int) {
+        this.visibleThreshold = visibleThreshold
+    }
+
+    override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
+        super.onScrolled(recyclerView, dx, dy)
+
+        recyclerView.layoutManager?.let { layoutManager ->
+
+            val totalItemCount = layoutManager.itemCount
+            val visibleItemCount = layoutManager.childCount
+            var firstVisibleItem = 0
+            when (layoutManager) {
+                is LinearLayoutManager -> firstVisibleItem = layoutManager.findFirstVisibleItemPosition()
+                is GridLayoutManager -> firstVisibleItem = layoutManager.findFirstVisibleItemPosition()
+                else -> return
+            }
+            if (firstVisibleItem + visibleItemCount + visibleThreshold >= totalItemCount) {
+                onLoadMore()
+            }
+        }
+
+    }
+
+    abstract fun onLoadMore()
+
+
+}