@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_timeline);
        final RecyclerView recyclerView = (RecyclerView) findViewById(R.id.rvTweets);
        LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this);
        recyclerView.setLayoutManager(linearLayoutManager);
        scrollListener = new EndlessRecyclerViewScrollListener(linearLayoutManager) {
            @Override
            public void onLoadMore(int page, int totalItemsCount, RecyclerView view) {
                // Triggered only when new data needs to be appended to the list
                // Add whatever code is needed to append new items to the bottom of the list
                loadNextDataFromApi(page);
                tweets.add(null);
                adapter.notifyItemInserted(tweets.size() -1);
            }
        };
        recyclerView.addOnScrollListener(scrollListener);
        // Append the next page of data into the adapter
        // This method probably sends out a network request and appends new data items to your adapter.
       public void loadNextDataFromApi(int offset) {
            // Send an API request to retrieve appropriate paginated data

            //  --> Send the request including an offset value (i.e `page`) as a query parameter.

            //  --> Deserialize and construct new model objects from the API response
            //  --> Append the new data objects to the existing set of items inside the array of items
            //  --> Notify the adapter of the new items made with `notifyItemRangeInserted()`
       }
        client = TwitterApp.getRestClient(this);
        //find the swipeContainer view
        swipeContainer = findViewById(R.id.swipeContainer);
        //Find the recycler view
        // Configure the refreshing colors
        swipeContainer.setColorSchemeResources(android.R.color.holo_blue_bright,
                android.R.color.holo_green_light,
                android.R.color.holo_orange_light,
                android.R.color.holo_red_light);
        rvTweets = findViewById(R.id.rvTweets);
        //Initialize list of tweets and from the adapter from the data source
        tweets = new ArrayList<>();
        adapter = new TweetAdapter(this, tweets);
        //Recycler View setup: layout manager and setting  the adapter
        rvTweets.setLayoutManager(new LinearLayoutManager(this ));
        rvTweets.setAdapter(adapter);
        populateHomeTimeline();
        swipeContainer.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                Log.d("TwitterClient","content is being refreshed");
                populateHomeTimeline();
            }
        });

    }