siifii

       searchView.setOnQueryTextListener(object : SearchView.OnQueryTextListener {
            override fun onQueryTextChange(newText: String): Boolean {
                adapter.filter.filter(newText)
                return false
            }

            override fun onQueryTextSubmit(query: String): Boolean {
                return false
            }
        })

siifii

            <androidx.recyclerview.widget.RecyclerView
                android:id="@+id/recyclerview"
                android:layout_width="0dp"
                android:layout_height="0dp"
              ------
                android:layout_marginBottom="40dp"
                android:clipToPadding="false"
              ------
                android:paddingBottom="56dp"
                app:layoutManager="androidx.recyclerview.widget.GridLayoutManager"

siifii

            val layoutManager = FlexboxLayoutManager(this)
            layoutManager.flexDirection = FlexDirection.ROW
            layoutManager.justifyContent = JustifyContent.FLEX_START
            recyclerview.layoutManager = layoutManager

//TODO TO KNOW MORE ABOUT FLEXBOX CHECK https://github.com/google/flexbox-layout