class VAdapter(private val cardList: List<Card>): RecyclerView.Adapter<VAdapter.CardViewHolder>() {
    class CardViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView){
        val cardText: TextView = itemView.textView
        val cardButton: Button = itemView.button
    }

    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): CardViewHolder {
        val itemView = LayoutInflater.from(parent.context).inflate(R.layout.card,
            parent, false)
        return CardViewHolder(itemView)
    }

    override fun onBindViewHolder(holder: CardViewHolder, position: Int) {
        val currentItem = cardList[position]
        with(holder) {
            cardButton.text = currentItem.button.toString()
            cardText.text = currentItem.textView.toString()
        }
    }

    override fun getItemCount() = cardList.size
}