Tusky-App-Android/app/src/main/java/com/keylesspalace/tusky/components/report/adapter/StatusesAdapter.kt

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Kotlin
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/* Copyright 2019 Joel Pyska
*
* This file is a part of Tusky.
*
* This program is free software; you can redistribute it and/or modify it under the terms of the
* GNU General Public License as published by the Free Software Foundation; either version 3 of the
* License, or (at your option) any later version.
*
* Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
* Public License for more details.
*
* You should have received a copy of the GNU General Public License along with Tusky; if not,
* see <http://www.gnu.org/licenses>. */
package com.keylesspalace.tusky.components.report.adapter
import android.view.LayoutInflater
import android.view.ViewGroup
import androidx.paging.PagedListAdapter
import androidx.recyclerview.widget.DiffUtil
import androidx.recyclerview.widget.RecyclerView
import com.keylesspalace.tusky.R
import com.keylesspalace.tusky.components.report.model.StatusViewState
import com.keylesspalace.tusky.entity.Status
class StatusesAdapter(private val useAbsoluteTime: Boolean,
private val mediaPreviewEnabled: Boolean,
private val statusViewState: StatusViewState,
private val adapterHandler: AdapterHandler)
: PagedListAdapter<Status, RecyclerView.ViewHolder>(STATUS_COMPARATOR) {
private val statusForPosition: (Int) -> Status? = { position: Int ->
if (position != RecyclerView.NO_POSITION) getItem(position) else null
}
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecyclerView.ViewHolder {
return StatusViewHolder(LayoutInflater.from(parent.context).inflate(R.layout.item_report_status, parent, false),
useAbsoluteTime, mediaPreviewEnabled, statusViewState, adapterHandler, statusForPosition)
}
override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
getItem(position)?.let { status ->
(holder as? StatusViewHolder)?.bind(status)
}
}
companion object {
val STATUS_COMPARATOR = object : DiffUtil.ItemCallback<Status>() {
override fun areContentsTheSame(oldItem: Status, newItem: Status): Boolean =
oldItem == newItem
override fun areItemsTheSame(oldItem: Status, newItem: Status): Boolean =
oldItem.id == newItem.id
}
}
}