130 lines
4.4 KiB
Kotlin
130 lines
4.4 KiB
Kotlin
/* Copyright 2021 Tusky Contributors
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*
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* This file is a part of Tusky.
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with Tusky; if not,
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* see <http://www.gnu.org/licenses>. */
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package com.keylesspalace.tusky.adapter
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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 com.keylesspalace.tusky.R
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import com.keylesspalace.tusky.interfaces.StatusActionListener
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import com.keylesspalace.tusky.util.StatusDisplayOptions
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import com.keylesspalace.tusky.viewdata.StatusViewData
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class ThreadAdapter(
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private val statusDisplayOptions: StatusDisplayOptions,
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private val statusActionListener: StatusActionListener
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) : RecyclerView.Adapter<StatusBaseViewHolder>() {
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private val statuses = mutableListOf<StatusViewData.Concrete>()
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var detailedStatusPosition: Int = RecyclerView.NO_POSITION
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private set
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): StatusBaseViewHolder {
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return when (viewType) {
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VIEW_TYPE_STATUS -> {
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val view = LayoutInflater.from(parent.context)
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.inflate(R.layout.item_status, parent, false)
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StatusViewHolder(view)
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}
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VIEW_TYPE_STATUS_DETAILED -> {
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val view = LayoutInflater.from(parent.context)
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.inflate(R.layout.item_status_detailed, parent, false)
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StatusDetailedViewHolder(view)
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}
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else -> error("Unknown item type: $viewType")
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}
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}
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override fun onBindViewHolder(viewHolder: StatusBaseViewHolder, position: Int) {
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val status = statuses[position]
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viewHolder.setupWithStatus(status, statusActionListener, statusDisplayOptions)
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}
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override fun getItemViewType(position: Int): Int {
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return if (position == detailedStatusPosition) {
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VIEW_TYPE_STATUS_DETAILED
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} else {
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VIEW_TYPE_STATUS
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}
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}
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override fun getItemCount(): Int = statuses.size
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fun setStatuses(statuses: List<StatusViewData.Concrete>?) {
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this.statuses.clear()
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this.statuses.addAll(statuses!!)
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notifyDataSetChanged()
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}
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fun addItem(position: Int, statusViewData: StatusViewData.Concrete) {
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statuses.add(position, statusViewData)
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notifyItemInserted(position)
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}
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fun clearItems() {
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val oldSize = statuses.size
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statuses.clear()
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detailedStatusPosition = RecyclerView.NO_POSITION
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notifyItemRangeRemoved(0, oldSize)
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}
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fun addAll(position: Int, statuses: List<StatusViewData.Concrete>) {
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this.statuses.addAll(position, statuses)
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notifyItemRangeInserted(position, statuses.size)
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}
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fun addAll(statuses: List<StatusViewData.Concrete>) {
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val end = statuses.size
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this.statuses.addAll(statuses)
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notifyItemRangeInserted(end, statuses.size)
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}
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fun removeItem(position: Int) {
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statuses.removeAt(position)
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notifyItemRemoved(position)
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}
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fun clear() {
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statuses.clear()
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detailedStatusPosition = RecyclerView.NO_POSITION
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notifyDataSetChanged()
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}
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fun setItem(position: Int, status: StatusViewData.Concrete, notifyAdapter: Boolean) {
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statuses[position] = status
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if (notifyAdapter) {
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notifyItemChanged(position)
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}
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}
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fun getItem(position: Int): StatusViewData.Concrete? = statuses.getOrNull(position)
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fun setDetailedStatusPosition(position: Int) {
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if (position != detailedStatusPosition &&
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detailedStatusPosition != RecyclerView.NO_POSITION
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) {
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val prior = detailedStatusPosition
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detailedStatusPosition = position
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notifyItemChanged(prior)
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} else {
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detailedStatusPosition = position
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}
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}
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companion object {
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private const val VIEW_TYPE_STATUS = 0
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private const val VIEW_TYPE_STATUS_DETAILED = 1
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}
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}
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