HomeAdapter

HomePostAdapter.kt

package com.rohitjakhar.blogx.adapters

import android.view.LayoutInflater
import android.view.ViewGroup
import androidx.paging.PagingDataAdapter
import androidx.recyclerview.widget.DiffUtil
import androidx.recyclerview.widget.RecyclerView
import coil.load
import com.rohitjakhar.blogx.R
import com.rohitjakhar.blogx.databinding.PostSingleRowBinding
import com.rohitjakhar.blogx.model.PostData

class HomePostAdapter() :
    PagingDataAdapter<PostData, HomePostAdapter.MyViewHolder>(DataDifferntiator) {

    inner class MyViewHolder(private val binding: PostSingleRowBinding) :
        RecyclerView.ViewHolder(binding.root) {

        fun bind(postData: PostData) = with(binding) {
            postImage.load(postData.embedded.wpFeaturedmedia[0].sourceUrl) {
                crossfade(200)
                error(R.drawable.dee)
            }
            txtPostId.text = postData.id.toString()
            txtPostTitle.text = postData.title.rendered
        }
    }

    object DataDifferntiator : DiffUtil.ItemCallback<PostData>() {
        override fun areItemsTheSame(oldItem: PostData, newItem: PostData): Boolean {
            return oldItem.id == newItem.id
        }

        override fun areContentsTheSame(oldItem: PostData, newItem: PostData): Boolean {
            return oldItem == newItem
        }
    }

    override fun onBindViewHolder(holder: MyViewHolder, position: Int) {
        getItem(position)?.let { holder.bind(it) }
    }

    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int) = MyViewHolder(
        PostSingleRowBinding.inflate(
            LayoutInflater.from(parent.context),
            parent,
            false
        )
    )
}