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// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
package org.yuzu.yuzu_emu.ui
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.view.ViewGroup.MarginLayoutParams
import androidx.appcompat.app.AppCompatActivity
import androidx.core.view.ViewCompat
import androidx.core.view.WindowInsetsCompat
import androidx.core.view.updatePadding
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
import com.google.android.material.color.MaterialColors
import com.google.android.material.transition.MaterialFadeThrough
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.adapters.GameAdapter
import org.yuzu.yuzu_emu.databinding.FragmentGamesBinding
import org.yuzu.yuzu_emu.layout.AutofitGridLayoutManager
import org.yuzu.yuzu_emu.model.Game
import org.yuzu.yuzu_emu.model.GamesViewModel
import org.yuzu.yuzu_emu.model.HomeViewModel
import java.util.Locale
class GamesFragment : Fragment() {
private var _binding: FragmentGamesBinding? = null
private val binding get() = _binding!!
private val gamesViewModel: GamesViewModel by activityViewModels()
private val homeViewModel: HomeViewModel by activityViewModels()
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
enterTransition = MaterialFadeThrough()
}
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?
): View {
_binding = FragmentGamesBinding.inflate(inflater)
return binding.root
}
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
homeViewModel.setNavigationVisibility(visible = true, animated = false)
binding.gridGames.apply {
layoutManager = AutofitGridLayoutManager(
requireContext(),
requireContext().resources.getDimensionPixelSize(R.dimen.card_width)
)
adapter = GameAdapter(requireActivity() as AppCompatActivity)
}
// Add swipe down to refresh gesture
binding.swipeRefresh.setOnRefreshListener {
gamesViewModel.reloadGames(false)
}
// Set theme color to the refresh animation's background
binding.swipeRefresh.setProgressBackgroundColorSchemeColor(
MaterialColors.getColor(binding.swipeRefresh, R.attr.colorPrimary)
)
binding.swipeRefresh.setColorSchemeColors(
MaterialColors.getColor(binding.swipeRefresh, R.attr.colorOnPrimary)
)
// Watch for when we get updates to any of our games lists
gamesViewModel.isReloading.observe(viewLifecycleOwner) { isReloading ->
binding.swipeRefresh.isRefreshing = isReloading
}
gamesViewModel.games.observe(viewLifecycleOwner) {
submitGamesList(it)
if (it.isEmpty()) {
binding.noticeText.visibility = View.VISIBLE
} else {
binding.noticeText.visibility = View.GONE
}
}
gamesViewModel.shouldSwapData.observe(viewLifecycleOwner) { shouldSwapData ->
if (shouldSwapData) {
submitGamesList(gamesViewModel.games.value!!)
gamesViewModel.setShouldSwapData(false)
}
}
// Check if the user reselected the games menu item and then scroll to top of the list
gamesViewModel.shouldScrollToTop.observe(viewLifecycleOwner) { shouldScroll ->
if (shouldScroll) {
scrollToTop()
gamesViewModel.setShouldScrollToTop(false)
}
}
setInsets()
// Make sure the loading indicator appears even if the layout is told to refresh before being fully drawn
binding.swipeRefresh.post {
if (_binding == null) {
return@post
}
binding.swipeRefresh.isRefreshing = gamesViewModel.isReloading.value!!
}
}
private fun submitGamesList(gameList: List<Game>) {
val sortedList = gameList.sortedBy { it.title.lowercase(Locale.getDefault()) }
(binding.gridGames.adapter as GameAdapter).submitList(sortedList)
}
override fun onDestroyView() {
super.onDestroyView()
_binding = null
}
private fun scrollToTop() {
if (_binding != null) {
binding.gridGames.smoothScrollToPosition(0)
}
}
private fun setInsets() =
ViewCompat.setOnApplyWindowInsetsListener(binding.root) { view: View, windowInsets: WindowInsetsCompat ->
val barInsets = windowInsets.getInsets(WindowInsetsCompat.Type.systemBars())
val cutoutInsets = windowInsets.getInsets(WindowInsetsCompat.Type.displayCutout())
val extraListSpacing = resources.getDimensionPixelSize(R.dimen.spacing_large)
val spacingNavigation = resources.getDimensionPixelSize(R.dimen.spacing_navigation)
val spacingNavigationRail =
resources.getDimensionPixelSize(R.dimen.spacing_navigation_rail)
binding.gridGames.updatePadding(
top = barInsets.top + extraListSpacing,
bottom = barInsets.bottom + spacingNavigation + extraListSpacing
)
binding.swipeRefresh.setProgressViewEndTarget(
false,
barInsets.top + resources.getDimensionPixelSize(R.dimen.spacing_refresh_end)
)
val leftInsets = barInsets.left + cutoutInsets.left
val rightInsets = barInsets.right + cutoutInsets.right
val mlpSwipe = binding.swipeRefresh.layoutParams as MarginLayoutParams
if (ViewCompat.getLayoutDirection(view) == ViewCompat.LAYOUT_DIRECTION_LTR) {
mlpSwipe.leftMargin = leftInsets + spacingNavigationRail
mlpSwipe.rightMargin = rightInsets
} else {
mlpSwipe.leftMargin = leftInsets
mlpSwipe.rightMargin = rightInsets + spacingNavigationRail
}
binding.swipeRefresh.layoutParams = mlpSwipe
binding.noticeText.updatePadding(bottom = spacingNavigation)
windowInsets
}
}
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