SwapiAdapter.kt

class SwapiAdapter(diffCallback: DiffUtil.ItemCallback<Person?>)
    : PagedListAdapter<Person, SwapiPersonViewHolder>(diffCallback) {

    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): SwapiPersonViewHolder {
        val inflater = LayoutInflater.from(parent.context)

        val binding = DataBindingUtil.inflate<ItemSwapiPersonBinding>(
                inflater, R.layout.item_swapi_person, parent, false)
        return SwapiPersonViewHolder(binding)
    }

    override fun onBindViewHolder(holder: SwapiPersonViewHolder, position: Int) {
        val item = getItem(position)
        holder.bind(item)
    }
}