port HomeFragment to ViewModel and Kotlin flow; update gradle wrapper

This commit is contained in:
Jannik 2022-04-10 17:39:30 +02:00
parent aa49169034
commit f852600dc7
Signed by: Seil0
GPG Key ID: E8459F3723C52C24
6 changed files with 294 additions and 115 deletions

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@ -1,34 +1,53 @@
/**
* Teapod
*
* Copyright 2020-2022 <seil0@mosad.xyz>
*
* 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*
*/
package org.mosad.teapod.ui.activity.main.fragments
import android.os.Bundle
import android.util.Log
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.fragment.app.Fragment
import androidx.fragment.app.viewModels
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import com.bumptech.glide.Glide
import kotlinx.coroutines.Job
import kotlinx.coroutines.joinAll
import kotlinx.coroutines.launch
import org.mosad.teapod.R
import org.mosad.teapod.databinding.FragmentHomeBinding
import org.mosad.teapod.parser.crunchyroll.Crunchyroll
import org.mosad.teapod.parser.crunchyroll.Item
import org.mosad.teapod.parser.crunchyroll.SortBy
import org.mosad.teapod.util.adapter.MediaItemAdapter
import org.mosad.teapod.ui.activity.main.viewmodel.HomeViewModel
import org.mosad.teapod.util.adapter.MediaItemListAdapter
import org.mosad.teapod.util.decoration.MediaItemDecoration
import org.mosad.teapod.util.setDrawableTop
import org.mosad.teapod.util.showFragment
import org.mosad.teapod.util.toItemMediaList
import kotlin.random.Random
class HomeFragment : Fragment() {
private val classTag = javaClass.name
private val model: HomeViewModel by viewModels()
private lateinit var binding: FragmentHomeBinding
private lateinit var adapterUpNext: MediaItemAdapter
private lateinit var adapterWatchlist: MediaItemAdapter
private lateinit var adapterNewTitles: MediaItemAdapter
private lateinit var adapterTopTen: MediaItemAdapter
private lateinit var highlightMedia: Item
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
binding = FragmentHomeBinding.inflate(inflater, container, false)
@ -38,84 +57,43 @@ class HomeFragment : Fragment() {
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
lifecycleScope.launch {
context?.let {
initHighlight()
initRecyclerViews()
initActions()
}
}
}
private fun initHighlight() {
lifecycleScope.launch {
val newTitles = Crunchyroll.browse(sortBy = SortBy.NEWLY_ADDED, n = 10)
// FIXME crashes on newTitles.items.size == 0
highlightMedia = newTitles.items[Random.nextInt(newTitles.items.size)]
// add media item to gui
binding.textHighlightTitle.text = highlightMedia.title
Glide.with(requireContext()).load(highlightMedia.images.poster_wide[0][3].source)
.into(binding.imageHighlight)
// TODO watchlist indicator
// if (StorageController.myList.contains(0)) {
// binding.textHighlightMyList.setDrawableTop(R.drawable.ic_baseline_check_24)
// } else {
// binding.textHighlightMyList.setDrawableTop(R.drawable.ic_baseline_add_24)
// }
}
}
/**
* Suspend, since adapters need to be initialized before we can initialize the actions.
*/
private suspend fun initRecyclerViews() {
binding.recyclerWatchlist.addItemDecoration(MediaItemDecoration(9))
binding.recyclerNewEpisodes.addItemDecoration(MediaItemDecoration(9))
binding.recyclerWatchlist.addItemDecoration(MediaItemDecoration(9))
binding.recyclerNewTitles.addItemDecoration(MediaItemDecoration(9))
binding.recyclerTopTen.addItemDecoration(MediaItemDecoration(9))
val asyncJobList = arrayListOf<Job>()
binding.recyclerNewEpisodes.adapter = MediaItemListAdapter(
MediaItemListAdapter.OnClickListener {
activity?.showFragment(MediaFragment(it.id))
}
)
// continue watching
val upNextJob = lifecycleScope.launch {
// TODO create EpisodeItemAdapter, which will start the playback of the selected episode immediately
adapterUpNext = MediaItemAdapter(Crunchyroll.upNextAccount().items
.filter { !it.fullyWatched }.toItemMediaList())
binding.recyclerNewEpisodes.adapter = adapterUpNext
binding.recyclerWatchlist.adapter = MediaItemListAdapter(
MediaItemListAdapter.OnClickListener {
activity?.showFragment(MediaFragment(it.id))
}
)
binding.recyclerNewTitles.adapter = MediaItemListAdapter(
MediaItemListAdapter.OnClickListener {
activity?.showFragment(MediaFragment(it.id))
}
)
binding.recyclerTopTen.adapter = MediaItemListAdapter(
MediaItemListAdapter.OnClickListener {
activity?.showFragment(MediaFragment(it.id))
}
)
binding.textHighlightMyList.setOnClickListener {
model.toggleHighlightWatchlist()
// disable the watchlist button until the result has been loaded
binding.textHighlightMyList.isClickable = false
// TODO since this might take a few seconds show a loading animation for the watchlist button
}
asyncJobList.add(upNextJob)
// watchlist
val watchlistJob = lifecycleScope.launch {
adapterWatchlist = MediaItemAdapter(Crunchyroll.watchlist(50).toItemMediaList())
binding.recyclerWatchlist.adapter = adapterWatchlist
}
asyncJobList.add(watchlistJob)
// new simulcasts
val simulcastsJob = lifecycleScope.launch {
// val latestSeasonTag = Crunchyroll.seasonList().items.first().id
// val newSimulcasts = Crunchyroll.browse(seasonTag = latestSeasonTag, n = 50)
val newSimulcasts = Crunchyroll.browse(sortBy = SortBy.NEWLY_ADDED, n = 50)
adapterNewTitles = MediaItemAdapter(newSimulcasts.toItemMediaList())
binding.recyclerNewTitles.adapter = adapterNewTitles
}
asyncJobList.add(simulcastsJob)
// newly added / top ten
val newlyAddedJob = lifecycleScope.launch {
adapterTopTen = MediaItemAdapter(Crunchyroll.browse(sortBy = SortBy.POPULARITY, n = 10).toItemMediaList())
binding.recyclerTopTen.adapter = adapterTopTen
}
asyncJobList.add(newlyAddedJob)
asyncJobList.joinAll()
}
private fun initActions() {
binding.buttonPlayHighlight.setOnClickListener {
// TODO implement
lifecycleScope.launch {
@ -126,37 +104,57 @@ class HomeFragment : Fragment() {
}
}
binding.textHighlightMyList.setOnClickListener {
// TODO implement
// if (StorageController.myList.contains(0)) {
// StorageController.myList.remove(0)
// binding.textHighlightMyList.setDrawableTop(R.drawable.ic_baseline_add_24)
// } else {
// StorageController.myList.add(0)
// binding.textHighlightMyList.setDrawableTop(R.drawable.ic_baseline_check_24)
// }
// StorageController.saveMyList(requireContext())
}
binding.textHighlightInfo.setOnClickListener {
activity?.showFragment(MediaFragment(highlightMedia.id))
}
adapterUpNext.onItemClick = { id, _ ->
activity?.showFragment(MediaFragment(id))
}
adapterWatchlist.onItemClick = { id, _ ->
activity?.showFragment(MediaFragment(id))
}
adapterNewTitles.onItemClick = { id, _ ->
activity?.showFragment(MediaFragment(id))
}
adapterTopTen.onItemClick = { id, _ ->
activity?.showFragment(MediaFragment(id)) //(mediaId))
viewLifecycleOwner.lifecycleScope.launch {
viewLifecycleOwner.repeatOnLifecycle(Lifecycle.State.STARTED) {
model.onUiState(viewLifecycleOwner.lifecycleScope) { uiState ->
when (uiState) {
is HomeViewModel.UiState.Normal -> bindUiStateNormal(uiState)
is HomeViewModel.UiState.Loading -> bindUiStateLoading()
is HomeViewModel.UiState.Error -> bindUiStateError(uiState)
}
}
}
}
}
private fun bindUiStateNormal(uiState: HomeViewModel.UiState.Normal) {
val adapterUpNext = binding.recyclerNewEpisodes.adapter as MediaItemListAdapter
adapterUpNext.submitList(uiState.upNextItems.filter { !it.fullyWatched }.toItemMediaList())
val adapterWatchlist = binding.recyclerWatchlist.adapter as MediaItemListAdapter
adapterWatchlist.submitList(uiState.watchlistItems.toItemMediaList())
val adapterNewTitles = binding.recyclerNewTitles.adapter as MediaItemListAdapter
adapterNewTitles.submitList(uiState.recentlyAddedItems.toItemMediaList())
val adapterTopTen = binding.recyclerTopTen.adapter as MediaItemListAdapter
adapterTopTen.submitList(uiState.topTenItems.toItemMediaList())
// highlight item
binding.textHighlightTitle.text = uiState.highlightItem.title
Glide.with(requireContext()).load(uiState.highlightItem.images.poster_wide[0][3].source)
.into(binding.imageHighlight)
val iconHighlightWatchlist = if (uiState.highlightIsWatchlist) {
R.drawable.ic_baseline_check_24
} else {
R.drawable.ic_baseline_add_24
}
binding.textHighlightMyList.setDrawableTop(iconHighlightWatchlist)
binding.textHighlightMyList.isClickable = true
binding.textHighlightInfo.setOnClickListener {
activity?.showFragment(MediaFragment(uiState.highlightItem.id))
}
}
private fun bindUiStateLoading() {
// currently not used
}
private fun bindUiStateError(uiState: HomeViewModel.UiState.Error) {
// currently not used
Log.e(classTag, "A error occurred while loading a UiState: ${uiState.message}")
}
}

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@ -0,0 +1,119 @@
/**
* Teapod
*
* Copyright 2020-2022 <seil0@mosad.xyz>
*
* 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*
*/
package org.mosad.teapod.ui.activity.main.viewmodel
import androidx.lifecycle.LifecycleCoroutineScope
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import kotlinx.coroutines.async
import kotlinx.coroutines.flow.*
import kotlinx.coroutines.launch
import org.mosad.teapod.parser.crunchyroll.*
import kotlin.random.Random
class HomeViewModel : ViewModel() {
private val uiState = MutableStateFlow<UiState>(UiState.Loading)
sealed class UiState {
object Loading : UiState()
data class Normal(
val upNextItems: List<ContinueWatchingItem>,
val watchlistItems: List<Item>,
val recentlyAddedItems: List<Item>,
val topTenItems: List<Item>,
val highlightItem: Item,
val highlightIsWatchlist:Boolean
) : UiState()
data class Error(val message: String?) : UiState()
}
init {
load()
}
fun onUiState(scope: LifecycleCoroutineScope, collector: (UiState) -> Unit) {
scope.launch { uiState.collect { collector(it) } }
}
fun load() {
viewModelScope.launch {
uiState.emit(UiState.Loading)
try {
// run the loading in parallel to speed up the process
val upNextJob = viewModelScope.async { Crunchyroll.upNextAccount().items }
val watchlistJob = viewModelScope.async { Crunchyroll.watchlist(50).items }
val recentlyAddedJob = viewModelScope.async {
Crunchyroll.browse(sortBy = SortBy.NEWLY_ADDED, n = 50).items
}
val topTenJob = viewModelScope.async {
Crunchyroll.browse(sortBy = SortBy.POPULARITY, n = 10).items
}
val recentlyAddedItems = recentlyAddedJob.await()
// FIXME crashes on newTitles.items.size == 0
val highlightItem = recentlyAddedItems[Random.nextInt(recentlyAddedItems.size)]
val highlightItemIsWatchlist = Crunchyroll.isWatchlist(highlightItem.id)
uiState.emit(UiState.Normal(
upNextJob.await(), watchlistJob.await(), recentlyAddedJob.await(),
topTenJob.await(), highlightItem, highlightItemIsWatchlist
))
} catch (e: Exception) {
uiState.emit(UiState.Error(e.message))
}
}
}
/**
* Toggle the watchlist state of the highlight media.
*/
fun toggleHighlightWatchlist() {
viewModelScope.launch {
uiState.update { currentUiState ->
if (currentUiState is UiState.Normal) {
if (currentUiState.highlightIsWatchlist) {
Crunchyroll.deleteWatchlist(currentUiState.highlightItem.id)
} else {
Crunchyroll.postWatchlist(currentUiState.highlightItem.id)
}
// update the watchlist after a item has been added/removed
val watchlistItems = Crunchyroll.watchlist(50).items
currentUiState.copy(
watchlistItems = watchlistItems,
highlightIsWatchlist = !currentUiState.highlightIsWatchlist)
} else {
currentUiState
}
}
}
}
}

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@ -21,6 +21,13 @@ fun Collection<Item>.toItemMediaList(): List<ItemMedia> {
}
}
@JvmName("toItemMediaListItem")
fun List<Item>.toItemMediaList(): List<ItemMedia> {
return this.map {
ItemMedia(it.id, it.title, it.images.poster_wide[0][0].source)
}
}
@JvmName("toItemMediaListContinueWatchingItem")
fun Collection<ContinueWatchingItem>.toItemMediaList(): List<ItemMedia> {
return items.map {

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@ -0,0 +1,55 @@
package org.mosad.teapod.util.adapter
import android.view.LayoutInflater
import android.view.ViewGroup
import androidx.recyclerview.widget.DiffUtil
import androidx.recyclerview.widget.ListAdapter
import androidx.recyclerview.widget.RecyclerView
import com.bumptech.glide.Glide
import org.mosad.teapod.databinding.ItemMediaBinding
import org.mosad.teapod.util.ItemMedia
class MediaItemListAdapter(private val onClickListener: OnClickListener) : ListAdapter<ItemMedia, MediaItemListAdapter.MediaViewHolder>(DiffCallback) {
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MediaViewHolder {
return MediaViewHolder(
ItemMediaBinding.inflate(
LayoutInflater.from(parent.context),
parent,
false
)
)
}
override fun onBindViewHolder(holder: MediaViewHolder, position: Int) {
val item = getItem(position)
holder.binding.root.setOnClickListener {
onClickListener.onClick(item)
}
holder.bind(item)
}
inner class MediaViewHolder(val binding: ItemMediaBinding) :
RecyclerView.ViewHolder(binding.root) {
fun bind(item: ItemMedia) {
binding.textTitle.text = item.title
// can we use the view instead of context here?
Glide.with(binding.root.context).load(item.posterUrl).into(binding.imagePoster)
}
}
companion object DiffCallback : DiffUtil.ItemCallback<ItemMedia>() {
override fun areItemsTheSame(oldItem: ItemMedia, newItem: ItemMedia): Boolean {
return oldItem.id == newItem.id
}
override fun areContentsTheSame(oldItem: ItemMedia, newItem: ItemMedia): Boolean {
return oldItem == newItem
}
}
class OnClickListener(val clickListener: (item: ItemMedia) -> Unit) {
fun onClick(item: ItemMedia) = clickListener(item)
}
}

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distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.1-bin.zip
distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.2-bin.zip
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists