Learning Concurrency in Kotlin

Displaying the results

Now we need to have the UI perform the search and display the results. First, we need to add a search() function to be called when the button is clicked, and we also want to add the variables for the recycler view, the adapter, and the layout manager:

class SearchActivity : AppCompatActivity() {    private lateinit var articles: RecyclerView    private lateinit var viewAdapter: ArticleAdapter    private lateinit var viewManager: RecyclerView.LayoutManager    ...    private suspend fun search() {        // TODO: Implement search function    }}

To add the click listener, we just need to update the onCreate() function. Let's take this opportunity to also instantiate some of the added variables:

override fun onCreate(savedInstanceState: Bundle ...