BranchLocationPageAdapter

BranchLocationPageAdapter.kt

class BranchLocationPageAdapter(var context: Context) : PagedListAdapter<BranchLocation, BranchLocationPageAdapter.ViewHolder>(diffCallback), FastScrollRecyclerView.SectionedAdapter {

    override fun onBindViewHolder(holder: ViewHolder, position: Int) {
        bindItem(holder, position)
    }

    fun getBranchLocation(position: Int) = getItem(position)

    fun bindItem(holder: ViewHolder, position: Int) {
        val obj = getItem(position)
        if (obj != null) {
            holder.itemView.group_shadow.visibility = View.GONE
            holder.itemView.text_postcode_name.text = "${obj.locality} ${obj.state}".toUpperCase(Locale.ENGLISH)
            var category = if ("Delivery Area".equals(obj.category!!, ignoreCase = true)) "" else obj.category

            holder.itemView.text_postcode_category.text = category
            holder.itemView.text_postcode.text = obj.postcode
            holder.itemView.text_postcode_category.visibility = if (StringUtil.isEmpty(category)) View.GONE else View.VISIBLE
            holder.itemView.view_divider.visibility = if (position == itemCount - 1) View.INVISIBLE else View.VISIBLE
        } else {
            holder.itemView.group_shadow.visibility = View.VISIBLE
        }
    }

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

    override fun getSectionName(position: Int): String {
        val obj = getItem(position) ?: return ""
        return obj.locality?.substring(0, 1) ?: ""
    }

    class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView)

    companion object {

        private val diffCallback = object : DiffUtil.ItemCallback<BranchLocation>() {
            override fun areItemsTheSame(oldItem: BranchLocation, newItem: BranchLocation): Boolean =
                    oldItem.id == newItem.id

            override fun areContentsTheSame(oldItem: BranchLocation, newItem: BranchLocation): Boolean =
                    oldItem == newItem
        }
    }
}