131 lines
5.0 KiB
Kotlin
131 lines
5.0 KiB
Kotlin
/*
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* Copyright (C) 2020 Conny Duck
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*
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* This file is part of Pixelcat.
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*
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* Pixelcat is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Pixelcat is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General 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
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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package at.connyduck.pixelcat.components.timeline
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import android.view.LayoutInflater
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import android.view.ViewGroup
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import androidx.core.text.parseAsHtml
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import androidx.paging.PagingDataAdapter
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import androidx.recyclerview.widget.DiffUtil
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import at.connyduck.pixelcat.components.profile.ProfileActivity
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import at.connyduck.pixelcat.components.util.BindingHolder
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import at.connyduck.pixelcat.components.util.extension.visible
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import at.connyduck.pixelcat.databinding.ItemStatusBinding
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import at.connyduck.pixelcat.db.entitity.StatusEntity
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import coil.api.load
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import coil.transform.RoundedCornersTransformation
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import java.text.SimpleDateFormat
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interface TimeLineActionListener {
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fun onFavorite(post: StatusEntity)
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fun onBoost(post: StatusEntity)
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fun onReply(status: StatusEntity)
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fun onMediaVisibilityChanged(status: StatusEntity)
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}
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object TimelineDiffUtil : DiffUtil.ItemCallback<StatusEntity>() {
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override fun areItemsTheSame(oldItem: StatusEntity, newItem: StatusEntity): Boolean {
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return oldItem.id == newItem.id
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}
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override fun areContentsTheSame(oldItem: StatusEntity, newItem: StatusEntity): Boolean {
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return oldItem == newItem
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}
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}
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class TimelineListAdapter(
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private val displayWidth: Int,
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private val listener: TimeLineActionListener
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) : PagingDataAdapter<StatusEntity, BindingHolder<ItemStatusBinding>>(TimelineDiffUtil) {
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private val dateTimeFormatter = SimpleDateFormat.getDateTimeInstance(SimpleDateFormat.SHORT, SimpleDateFormat.SHORT)
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): BindingHolder<ItemStatusBinding> {
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val binding = ItemStatusBinding.inflate(LayoutInflater.from(parent.context), parent, false)
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binding.postImages.adapter = TimelineImageAdapter()
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binding.postIndicator.setViewPager(binding.postImages)
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(binding.postImages.adapter as TimelineImageAdapter).registerAdapterDataObserver(binding.postIndicator.adapterDataObserver)
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return BindingHolder(binding)
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}
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override fun onBindViewHolder(holder: BindingHolder<ItemStatusBinding>, position: Int) {
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getItem(position)?.let { status ->
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// TODO order the stuff here
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(holder.binding.postImages.adapter as TimelineImageAdapter).images = status.attachments
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val maxImageRatio = status.attachments.map {
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if(it.meta?.small?.width == null || it.meta.small.height == null) {
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1f
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} else {
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it.meta.small.height.toFloat() / it.meta.small.width.toFloat()
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}
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}.max()?.coerceAtMost(1f) ?: 1f
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holder.binding.postImages.layoutParams.height = (displayWidth * maxImageRatio).toInt()
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holder.binding.postAvatar.load(status.account.avatar) {
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transformations(RoundedCornersTransformation(25f))
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}
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holder.binding.postAvatar.setOnClickListener {
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holder.binding.root.context.startActivity(ProfileActivity.newIntent(holder.binding.root.context, status.account.id))
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}
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holder.binding.postDisplayName.text = status.account.displayName
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holder.binding.postName.text = "@${status.account.username}"
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holder.binding.postLikeButton.isChecked = status.favourited
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holder.binding.postLikeButton.setEventListener { _, _ ->
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listener.onFavorite(status)
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true
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}
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holder.binding.postBoostButton.isChecked = status.reblogged
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holder.binding.postBoostButton.setEventListener { _, _ ->
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listener.onBoost(status)
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true
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}
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holder.binding.postReplyButton.setOnClickListener {
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listener.onReply(status)
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}
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holder.binding.postIndicator.visible = status.attachments.size > 1
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holder.binding.postImages.visible = status.attachments.isNotEmpty()
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holder.binding.postDescription.text = status.content.parseAsHtml().trim()
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holder.binding.postDate.text = dateTimeFormatter.format(status.createdAt)
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holder.binding.postSensitiveMediaOverlay.visible = status.attachments.isNotEmpty() && !status.mediaVisible
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holder.binding.postSensitiveMediaOverlay.setOnClickListener {
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listener.onMediaVisibilityChanged(status)
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}
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}
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}
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}
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