UpcomingMatchesViewAdapter.java

public class UpcomingMatchesViewAdapter extends PagedListAdapter<UpcomingMatch, UpcomingMatchesViewAdapter.GenericViewHolder> {

    private static final String LOGGER = UpcomingMatchesViewAdapter.class.getName();

    private HomeScreenViewModel homeScreenViewModel;

    public void setRecyclerViewViewModel(HomeScreenViewModel homeScreenViewModel) {
        this.homeScreenViewModel = homeScreenViewModel;
    }

    public UpcomingMatchesViewAdapter() {
        super(DIFF_CALLBACK);
    }

    @NonNull
    @Override
    public GenericViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        LayoutInflater layoutInflater = LayoutInflater.from(parent.getContext());
        ItemMatchBinding binding = DataBindingUtil.inflate(layoutInflater, R.layout.item_match, parent, false);
        return new GenericViewHolder(binding);
    }

    @Override
    public void onBindViewHolder(@NonNull GenericViewHolder holder, int position) {
        holder.bind(homeScreenViewModel, position);
        holder.binding.setUpcomingMatch(getItem(position));
    }

    private static DiffUtil.ItemCallback<UpcomingMatch> DIFF_CALLBACK =
            new DiffUtil.ItemCallback<UpcomingMatch>() {
                @Override
                public boolean areItemsTheSame(UpcomingMatch oldItem, UpcomingMatch newItem) {
                    return oldItem.getMatchid() == newItem.getMatchid();
                }

                @Override
                public boolean areContentsTheSame(UpcomingMatch oldItem, UpcomingMatch newItem) {
                    return oldItem.getMatchid() == newItem.getMatchid();
                }
            };

    class GenericViewHolder extends RecyclerView.ViewHolder {

        final ItemMatchBinding binding;

        GenericViewHolder(ItemMatchBinding binding) {
            super(binding.getRoot());
            this.binding = binding;
        }

        void bind(HomeScreenViewModel homeScreenViewModel, Integer position) {
            binding.setVariable(BR.homeScreenViewModel, homeScreenViewModel);
            binding.setVariable(BR.position, position);
            binding.executePendingBindings();
        }
    }

    @Override
    public int getItemCount() {
        return super.getItemCount();
    }
}