95 lines
3.1 KiB
Kotlin
95 lines
3.1 KiB
Kotlin
package org.thoughtcrime.securesms.conversation.start
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import android.content.Context
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import android.view.LayoutInflater
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import android.view.ViewGroup
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import androidx.recyclerview.widget.RecyclerView
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import network.loki.messenger.databinding.ContactSectionHeaderBinding
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import network.loki.messenger.databinding.ViewContactBinding
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import org.session.libsession.utilities.recipients.Recipient
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import org.thoughtcrime.securesms.mms.GlideRequests
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sealed class ContactListItem {
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class Header(val name: String) : ContactListItem()
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class Contact(val recipient: Recipient, val displayName: String) : ContactListItem()
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}
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class ContactListAdapter(
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private val context: Context,
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private val glide: GlideRequests,
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private val listener: (Recipient) -> Unit
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) : RecyclerView.Adapter<RecyclerView.ViewHolder>() {
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var items = listOf<ContactListItem>()
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set(value) {
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field = value
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notifyDataSetChanged()
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}
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private object ViewType {
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const val Contact = 0
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const val Header = 1
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}
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class ContactViewHolder(private val binding: ViewContactBinding) : RecyclerView.ViewHolder(binding.root) {
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fun bind(contact: ContactListItem.Contact, glide: GlideRequests, listener: (Recipient) -> Unit) {
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binding.profilePictureView.update(contact.recipient)
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binding.nameTextView.text = contact.displayName
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binding.root.setOnClickListener { listener(contact.recipient) }
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}
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fun unbind() {
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binding.profilePictureView.recycle()
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}
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}
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class HeaderViewHolder(
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private val binding: ContactSectionHeaderBinding
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) : RecyclerView.ViewHolder(binding.root) {
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fun bind(item: ContactListItem.Header) {
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with(binding) {
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label.text = item.name
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}
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}
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}
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override fun getItemCount(): Int {
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return items.size
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}
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override fun onViewRecycled(holder: RecyclerView.ViewHolder) {
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super.onViewRecycled(holder)
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if (holder is ContactViewHolder) {
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holder.unbind()
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}
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}
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override fun getItemViewType(position: Int): Int {
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return when (items[position]) {
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is ContactListItem.Header -> ViewType.Header
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else -> ViewType.Contact
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}
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}
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecyclerView.ViewHolder {
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return if (viewType == ViewType.Contact) {
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ContactViewHolder(
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ViewContactBinding.inflate(LayoutInflater.from(context), parent, false)
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)
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} else {
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HeaderViewHolder(
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ContactSectionHeaderBinding.inflate(LayoutInflater.from(context), parent, false)
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)
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}
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}
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override fun onBindViewHolder(viewHolder: RecyclerView.ViewHolder, position: Int) {
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val item = items[position]
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if (viewHolder is ContactViewHolder) {
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viewHolder.bind(item as ContactListItem.Contact, glide, listener)
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} else if (viewHolder is HeaderViewHolder) {
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viewHolder.bind(item as ContactListItem.Header)
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}
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}
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}
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