tangem-app-android-audited/app/src/main/java/com/tangem/tap/common/ShimmerRecyclerAdapter.kt
2023-02-28 11:15:48 +03:00

34 lines
No EOL
1.2 KiB
Kotlin

package com.tangem.tap.common
import android.view.ViewGroup
import androidx.recyclerview.widget.DiffUtil
import androidx.recyclerview.widget.ListAdapter
import androidx.recyclerview.widget.RecyclerView
/**
[REDACTED_AUTHOR]
*/
open class ShimmerRecyclerAdapter(
private val viewHolderViewFactory: (ViewGroup) -> ViewGroup,
) : ListAdapter<ShimmerData, ShimmerVH>(DiffUtilCallback) {
override fun getItemId(position: Int): Long {
return if (currentList.isEmpty()) 0 else currentList[position].hashCode().toLong()
}
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ShimmerVH {
return ShimmerVH(viewHolderViewFactory.invoke(parent))
}
override fun onBindViewHolder(holder: ShimmerVH, position: Int) {}
object DiffUtilCallback : DiffUtil.ItemCallback<ShimmerData>() {
override fun areContentsTheSame(oldItem: ShimmerData, newItem: ShimmerData) = oldItem == newItem
override fun areItemsTheSame(oldItem: ShimmerData, newItem: ShimmerData) = oldItem == newItem
}
}
class ShimmerVH(viewGroup: ViewGroup) : RecyclerView.ViewHolder(viewGroup)
@Suppress("UnusedPrivateMember")
data class ShimmerData(private val any: String = "")