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// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
package org.yuzu.yuzu_emu.features.settings.ui
import android.os.Bundle
import android.view.View
import android.view.ViewGroup.MarginLayoutParams
import android.widget.Toast
import androidx.activity.OnBackPressedCallback
import androidx.activity.viewModels
import androidx.appcompat.app.AppCompatActivity
import androidx.core.view.ViewCompat
import androidx.core.view.WindowCompat
import androidx.core.view.WindowInsetsCompat
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import androidx.navigation.fragment.NavHostFragment
import androidx.navigation.navArgs
import com.google.android.material.color.MaterialColors
import kotlinx.coroutines.flow.collectLatest
import kotlinx.coroutines.launch
import org.yuzu.yuzu_emu.NativeLibrary
import java.io.IOException
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.databinding.ActivitySettingsBinding
import org.yuzu.yuzu_emu.features.settings.utils.SettingsFile
import org.yuzu.yuzu_emu.fragments.ResetSettingsDialogFragment
import org.yuzu.yuzu_emu.model.SettingsViewModel
import org.yuzu.yuzu_emu.utils.*
class SettingsActivity : AppCompatActivity() {
private lateinit var binding: ActivitySettingsBinding
private val args by navArgs<SettingsActivityArgs>()
private val settingsViewModel: SettingsViewModel by viewModels()
override fun onCreate(savedInstanceState: Bundle?) {
ThemeHelper.setTheme(this)
super.onCreate(savedInstanceState)
binding = ActivitySettingsBinding.inflate(layoutInflater)
setContentView(binding.root)
if (!NativeConfig.isPerGameConfigLoaded() && args.game != null) {
SettingsFile.loadCustomConfig(args.game!!)
}
settingsViewModel.game = args.game
val navHostFragment =
supportFragmentManager.findFragmentById(R.id.fragment_container) as NavHostFragment
navHostFragment.navController.setGraph(R.navigation.settings_navigation, intent.extras)
WindowCompat.setDecorFitsSystemWindows(window, false)
if (InsetsHelper.getSystemGestureType(applicationContext) !=
InsetsHelper.GESTURE_NAVIGATION
) {
binding.navigationBarShade.setBackgroundColor(
ThemeHelper.getColorWithOpacity(
MaterialColors.getColor(
binding.navigationBarShade,
com.google.android.material.R.attr.colorSurface
),
ThemeHelper.SYSTEM_BAR_ALPHA
)
)
}
lifecycleScope.apply {
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
settingsViewModel.shouldRecreate.collectLatest {
if (it) {
settingsViewModel.setShouldRecreate(false)
recreate()
}
}
}
}
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
settingsViewModel.shouldNavigateBack.collectLatest {
if (it) {
settingsViewModel.setShouldNavigateBack(false)
navigateBack()
}
}
}
}
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
settingsViewModel.shouldShowResetSettingsDialog.collectLatest {
if (it) {
settingsViewModel.setShouldShowResetSettingsDialog(false)
ResetSettingsDialogFragment().show(
supportFragmentManager,
ResetSettingsDialogFragment.TAG
)
}
}
}
}
}
onBackPressedDispatcher.addCallback(
this,
object : OnBackPressedCallback(true) {
override fun handleOnBackPressed() = navigateBack()
}
)
setInsets()
}
fun navigateBack() {
val navHostFragment =
supportFragmentManager.findFragmentById(R.id.fragment_container) as NavHostFragment
if (navHostFragment.childFragmentManager.backStackEntryCount > 0) {
navHostFragment.navController.popBackStack()
} else {
finish()
}
}
override fun onStart() {
super.onStart()
if (!DirectoryInitialization.areDirectoriesReady) {
DirectoryInitialization.start()
}
}
override fun onStop() {
super.onStop()
Log.info("[SettingsActivity] Settings activity stopping. Saving settings to INI...")
if (isFinishing) {
NativeLibrary.applySettings()
if (args.game == null) {
NativeConfig.saveGlobalConfig()
} else if (NativeConfig.isPerGameConfigLoaded()) {
NativeLibrary.logSettings()
NativeConfig.savePerGameConfig()
NativeConfig.unloadPerGameConfig()
}
}
}
fun onSettingsReset() {
// Delete settings file because the user may have changed values that do not exist in the UI
if (args.game == null) {
NativeConfig.unloadGlobalConfig()
val settingsFile = SettingsFile.getSettingsFile(SettingsFile.FILE_NAME_CONFIG)
if (!settingsFile.delete()) {
throw IOException("Failed to delete $settingsFile")
}
NativeConfig.initializeGlobalConfig()
} else {
NativeConfig.unloadPerGameConfig()
val settingsFile = SettingsFile.getCustomSettingsFile(args.game!!)
if (!settingsFile.delete()) {
throw IOException("Failed to delete $settingsFile")
}
}
Toast.makeText(
applicationContext,
getString(R.string.settings_reset),
Toast.LENGTH_LONG
).show()
finish()
}
private fun setInsets() {
ViewCompat.setOnApplyWindowInsetsListener(
binding.navigationBarShade
) { _: View, windowInsets: WindowInsetsCompat ->
val barInsets = windowInsets.getInsets(WindowInsetsCompat.Type.systemBars())
// The only situation where we care to have a nav bar shade is when it's at the bottom
// of the screen where scrolling list elements can go behind it.
val mlpNavShade = binding.navigationBarShade.layoutParams as MarginLayoutParams
mlpNavShade.height = barInsets.bottom
binding.navigationBarShade.layoutParams = mlpNavShade
windowInsets
}
}
}
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