import android.view.LayoutInflater
import android.view.ViewGroup
import androidx.recyclerview.widget.RecyclerView

abstract class RecyclerViewBaseAdapter<T, VH : RecyclerView.ViewHolder?>(private val itemList: MutableList<T>)
    : RecyclerView.Adapter<VH>() {

    abstract fun setViewHolderData(holder: VH, item: T, position: Int)
    abstract fun getItemLayout(): Int

    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): VH {
        val view = LayoutInflater.from(parent.context).inflate(getItemLayout(), parent, false)

        // TODO: return viewHolder
        return view as VH
    }

    override fun onBindViewHolder(holder: VH, position: Int) {
        setViewHolderData(holder, itemList[position], position)
    }

    override fun getItemCount(): Int {
        return itemList.size
    }
}