281 lines
10 KiB
Kotlin
281 lines
10 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.components.conversation
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import android.content.Intent
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import android.os.Bundle
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import androidx.appcompat.app.AlertDialog
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import androidx.appcompat.widget.PopupMenu
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import androidx.fragment.app.viewModels
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import androidx.lifecycle.lifecycleScope
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import androidx.paging.ExperimentalPagingApi
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import androidx.paging.LoadState
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import androidx.preference.PreferenceManager
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import androidx.recyclerview.widget.DividerItemDecoration
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import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.SimpleItemAnimator
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import com.keylesspalace.tusky.AccountActivity
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import com.keylesspalace.tusky.R
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import com.keylesspalace.tusky.ViewTagActivity
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import com.keylesspalace.tusky.databinding.FragmentTimelineBinding
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import com.keylesspalace.tusky.di.Injectable
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import com.keylesspalace.tusky.di.ViewModelFactory
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import com.keylesspalace.tusky.fragment.SFragment
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import com.keylesspalace.tusky.interfaces.ReselectableFragment
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import com.keylesspalace.tusky.interfaces.StatusActionListener
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import com.keylesspalace.tusky.settings.PrefKeys
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import com.keylesspalace.tusky.util.CardViewMode
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import com.keylesspalace.tusky.util.StatusDisplayOptions
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import com.keylesspalace.tusky.util.hide
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import com.keylesspalace.tusky.util.show
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import com.keylesspalace.tusky.util.viewBinding
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import com.keylesspalace.tusky.util.visible
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import com.keylesspalace.tusky.viewdata.AttachmentViewData
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import kotlinx.coroutines.flow.collectLatest
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import kotlinx.coroutines.launch
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import java.io.IOException
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import javax.inject.Inject
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class ConversationsFragment : SFragment(), StatusActionListener, Injectable, ReselectableFragment {
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@Inject
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lateinit var viewModelFactory: ViewModelFactory
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private val viewModel: ConversationsViewModel by viewModels { viewModelFactory }
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private val binding by viewBinding(FragmentTimelineBinding::bind)
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private lateinit var adapter: ConversationAdapter
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private lateinit var loadStateAdapter: ConversationLoadStateAdapter
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private var layoutManager: LinearLayoutManager? = null
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private var initialRefreshDone: Boolean = false
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override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
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return inflater.inflate(R.layout.fragment_timeline, container, false)
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}
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@ExperimentalPagingApi
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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val preferences = PreferenceManager.getDefaultSharedPreferences(view.context)
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val statusDisplayOptions = StatusDisplayOptions(
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animateAvatars = preferences.getBoolean("animateGifAvatars", false),
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mediaPreviewEnabled = accountManager.activeAccount?.mediaPreviewEnabled ?: true,
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useAbsoluteTime = preferences.getBoolean("absoluteTimeView", false),
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showBotOverlay = preferences.getBoolean("showBotOverlay", true),
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useBlurhash = preferences.getBoolean("useBlurhash", true),
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cardViewMode = CardViewMode.NONE,
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confirmReblogs = preferences.getBoolean("confirmReblogs", true),
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hideStats = preferences.getBoolean(PrefKeys.WELLBEING_HIDE_STATS_POSTS, false),
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animateEmojis = preferences.getBoolean(PrefKeys.ANIMATE_CUSTOM_EMOJIS, false)
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)
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adapter = ConversationAdapter(statusDisplayOptions, this)
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loadStateAdapter = ConversationLoadStateAdapter(adapter::retry)
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binding.recyclerView.addItemDecoration(DividerItemDecoration(view.context, DividerItemDecoration.VERTICAL))
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layoutManager = LinearLayoutManager(view.context)
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binding.recyclerView.layoutManager = layoutManager
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binding.recyclerView.adapter = adapter.withLoadStateFooter(loadStateAdapter)
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(binding.recyclerView.itemAnimator as SimpleItemAnimator).supportsChangeAnimations = false
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binding.progressBar.hide()
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binding.statusView.hide()
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initSwipeToRefresh()
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lifecycleScope.launch {
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viewModel.conversationFlow.collectLatest { pagingData ->
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adapter.submitData(pagingData)
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}
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}
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adapter.addLoadStateListener { loadStates ->
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loadStates.refresh.let { refreshState ->
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if (refreshState is LoadState.Error) {
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binding.statusView.show()
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if (refreshState.error is IOException) {
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binding.statusView.setup(R.drawable.elephant_offline, R.string.error_network) {
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adapter.refresh()
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}
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} else {
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binding.statusView.setup(R.drawable.elephant_error, R.string.error_generic) {
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adapter.refresh()
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}
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}
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} else {
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binding.statusView.hide()
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}
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binding.progressBar.visible(refreshState == LoadState.Loading && adapter.itemCount == 0)
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if (refreshState is LoadState.NotLoading && !initialRefreshDone) {
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// jump to top after the initial refresh finished
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binding.recyclerView.scrollToPosition(0)
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initialRefreshDone = true
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}
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if (refreshState != LoadState.Loading) {
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binding.swipeRefreshLayout.isRefreshing = false
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}
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}
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}
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}
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private fun initSwipeToRefresh() {
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binding.swipeRefreshLayout.setOnRefreshListener {
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adapter.refresh()
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}
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binding.swipeRefreshLayout.setColorSchemeResources(R.color.tusky_blue)
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}
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override fun onReblog(reblog: Boolean, position: Int) {
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// its impossible to reblog private messages
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}
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override fun onFavourite(favourite: Boolean, position: Int) {
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adapter.item(position)?.let { conversation ->
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viewModel.favourite(favourite, conversation)
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}
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}
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override fun onBookmark(favourite: Boolean, position: Int) {
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adapter.item(position)?.let { conversation ->
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viewModel.bookmark(favourite, conversation)
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}
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}
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override fun onMore(view: View, position: Int) {
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adapter.item(position)?.let { conversation ->
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val popup = PopupMenu(requireContext(), view)
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popup.inflate(R.menu.conversation_more)
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if (conversation.lastStatus.muted) {
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popup.menu.removeItem(R.id.status_mute_conversation)
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} else {
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popup.menu.removeItem(R.id.status_unmute_conversation)
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}
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popup.setOnMenuItemClickListener { item ->
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when (item.itemId) {
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R.id.status_mute_conversation -> viewModel.muteConversation(conversation)
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R.id.status_unmute_conversation -> viewModel.muteConversation(conversation)
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R.id.conversation_delete -> deleteConversation(conversation)
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}
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true
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}
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popup.show()
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}
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}
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override fun onViewMedia(position: Int, attachmentIndex: Int, view: View?) {
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adapter.item(position)?.let { conversation ->
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viewMedia(attachmentIndex, AttachmentViewData.list(conversation.lastStatus.toStatus()), view)
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}
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}
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override fun onViewThread(position: Int) {
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adapter.item(position)?.let { conversation ->
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viewThread(conversation.lastStatus.id, conversation.lastStatus.url)
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}
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}
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override fun onOpenReblog(position: Int) {
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// there are no reblogs in search results
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}
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override fun onExpandedChange(expanded: Boolean, position: Int) {
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adapter.item(position)?.let { conversation ->
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viewModel.expandHiddenStatus(expanded, conversation)
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}
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}
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override fun onContentHiddenChange(isShowing: Boolean, position: Int) {
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adapter.item(position)?.let { conversation ->
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viewModel.showContent(isShowing, conversation)
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}
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}
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override fun onLoadMore(position: Int) {
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// not using the old way of pagination
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}
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override fun onContentCollapsedChange(isCollapsed: Boolean, position: Int) {
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adapter.item(position)?.let { conversation ->
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viewModel.collapseLongStatus(isCollapsed, conversation)
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}
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}
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override fun onViewAccount(id: String) {
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val intent = AccountActivity.getIntent(requireContext(), id)
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startActivity(intent)
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}
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override fun onViewTag(tag: String) {
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val intent = Intent(context, ViewTagActivity::class.java)
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intent.putExtra("hashtag", tag)
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startActivity(intent)
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}
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override fun removeItem(position: Int) {
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// not needed
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}
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override fun onReply(position: Int) {
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adapter.item(position)?.let { conversation ->
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reply(conversation.lastStatus.toStatus())
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}
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}
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private fun deleteConversation(conversation: ConversationEntity) {
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AlertDialog.Builder(requireContext())
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.setMessage(R.string.dialog_delete_conversation_warning)
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.setNegativeButton(android.R.string.cancel, null)
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.setPositiveButton(android.R.string.ok) { _, _ ->
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viewModel.remove(conversation)
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}
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.show()
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}
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private fun jumpToTop() {
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if (isAdded) {
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layoutManager?.scrollToPosition(0)
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binding.recyclerView.stopScroll()
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}
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}
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override fun onReselect() {
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jumpToTop()
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}
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override fun onVoteInPoll(position: Int, choices: MutableList<Int>) {
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adapter.item(position)?.let { conversation ->
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viewModel.voteInPoll(choices, conversation)
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}
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}
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companion object {
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fun newInstance() = ConversationsFragment()
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}
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}
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