package mx.trackermap.TrackerMap.android.devices

import androidx.recyclerview.widget.DiffUtil
import mx.trackermap.TrackerMap.client.models.UnitInformation

class DevicesDiffCallback(
    private val oldList: List<UnitInformation>,
    private val newList: List<UnitInformation>
): DiffUtil.Callback() {
    override fun getOldListSize() = oldList.size

    override fun getNewListSize() = newList.size

    override fun areItemsTheSame(oldItemPosition: Int, newItemPosition: Int) =
        oldList[oldItemPosition].device.id == newList[newItemPosition].device.id

    override fun areContentsTheSame(oldItemPosition: Int, newItemPosition: Int) =
        (oldList[oldItemPosition].position?.id == newList[newItemPosition].position?.id) && newItemPosition != 0

}