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// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
package org.yuzu.yuzu_emu.fragments
import android.content.Intent
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.activity.OnBackPressedCallback
import androidx.appcompat.app.AppCompatActivity
import androidx.core.content.ContextCompat
import androidx.core.view.ViewCompat
import androidx.core.view.WindowInsetsCompat
import androidx.core.view.isVisible
import androidx.core.view.updatePadding
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
import androidx.navigation.findNavController
import androidx.preference.PreferenceManager
import androidx.viewpager2.widget.ViewPager2.OnPageChangeCallback
import com.google.android.material.transition.MaterialFadeThrough
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.YuzuApplication
import org.yuzu.yuzu_emu.adapters.SetupAdapter
import org.yuzu.yuzu_emu.databinding.FragmentSetupBinding
import org.yuzu.yuzu_emu.features.settings.model.Settings
import org.yuzu.yuzu_emu.model.HomeViewModel
import org.yuzu.yuzu_emu.model.SetupPage
import org.yuzu.yuzu_emu.ui.main.MainActivity
class SetupFragment : Fragment() {
private var _binding: FragmentSetupBinding? = null
private val binding get() = _binding!!
private val homeViewModel: HomeViewModel by activityViewModels()
private lateinit var mainActivity: MainActivity
companion object {
const val KEY_NEXT_VISIBILITY = "NextButtonVisibility"
const val KEY_BACK_VISIBILITY = "BackButtonVisibility"
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
exitTransition = MaterialFadeThrough()
}
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?
): View {
_binding = FragmentSetupBinding.inflate(layoutInflater)
return binding.root
}
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
mainActivity = requireActivity() as MainActivity
homeViewModel.setNavigationVisibility(false)
requireActivity().onBackPressedDispatcher.addCallback(
viewLifecycleOwner,
object : OnBackPressedCallback(true) {
override fun handleOnBackPressed() {
if (binding.viewPager2.currentItem > 0) {
pageBackward()
} else {
requireActivity().finish()
}
}
})
requireActivity().window.navigationBarColor =
ContextCompat.getColor(requireContext(), android.R.color.transparent)
val pages = listOf(
SetupPage(
R.drawable.ic_yuzu_title,
R.string.welcome,
R.string.welcome_description,
0,
true,
R.string.get_started
) { pageForward() },
SetupPage(
R.drawable.ic_key,
R.string.keys,
R.string.keys_description,
R.drawable.ic_add,
true,
R.string.select_keys
) { mainActivity.getProdKey.launch(arrayOf("*/*")) },
SetupPage(
R.drawable.ic_controller,
R.string.games,
R.string.games_description,
R.drawable.ic_add,
true,
R.string.add_games
) { mainActivity.getGamesDirectory.launch(Intent(Intent.ACTION_OPEN_DOCUMENT_TREE).data) },
SetupPage(
R.drawable.ic_check,
R.string.done,
R.string.done_description,
R.drawable.ic_arrow_forward,
false,
R.string.text_continue
) { finishSetup() }
)
binding.viewPager2.apply {
adapter = SetupAdapter(requireActivity() as AppCompatActivity, pages)
offscreenPageLimit = 2
}
binding.viewPager2.registerOnPageChangeCallback(object : OnPageChangeCallback() {
var previousPosition: Int = 0
override fun onPageSelected(position: Int) {
super.onPageSelected(position)
if (position == 1 && previousPosition == 0) {
showView(binding.buttonNext)
showView(binding.buttonBack)
} else if (position == 0 && previousPosition == 1) {
hideView(binding.buttonBack)
hideView(binding.buttonNext)
} else if (position == pages.size - 1 && previousPosition == pages.size - 2) {
hideView(binding.buttonNext)
} else if (position == pages.size - 2 && previousPosition == pages.size - 1) {
showView(binding.buttonNext)
}
previousPosition = position
}
})
binding.buttonNext.setOnClickListener { pageForward() }
binding.buttonBack.setOnClickListener { pageBackward() }
if (savedInstanceState != null) {
val nextIsVisible = savedInstanceState.getBoolean(KEY_NEXT_VISIBILITY)
val backIsVisible = savedInstanceState.getBoolean(KEY_BACK_VISIBILITY)
if (nextIsVisible) {
binding.buttonNext.visibility = View.VISIBLE
}
if (backIsVisible) {
binding.buttonBack.visibility = View.VISIBLE
}
}
setInsets()
}
override fun onSaveInstanceState(outState: Bundle) {
super.onSaveInstanceState(outState)
outState.putBoolean(KEY_NEXT_VISIBILITY, binding.buttonNext.isVisible)
outState.putBoolean(KEY_BACK_VISIBILITY, binding.buttonBack.isVisible)
}
override fun onDestroyView() {
super.onDestroyView()
_binding = null
}
private fun finishSetup() {
PreferenceManager.getDefaultSharedPreferences(YuzuApplication.appContext).edit()
.putBoolean(Settings.PREF_FIRST_APP_LAUNCH, false)
.apply()
mainActivity.finishSetup(binding.root.findNavController())
}
private fun showView(view: View) {
view.apply {
alpha = 0f
visibility = View.VISIBLE
isClickable = true
}.animate().apply {
duration = 300
alpha(1f)
}.start()
}
private fun hideView(view: View) {
if (view.visibility == View.INVISIBLE) {
return
}
view.apply {
alpha = 1f
isClickable = false
}.animate().apply {
duration = 300
alpha(0f)
}.withEndAction {
view.visibility = View.INVISIBLE
}
}
private fun pageForward() {
binding.viewPager2.currentItem = binding.viewPager2.currentItem + 1
}
private fun pageBackward() {
binding.viewPager2.currentItem = binding.viewPager2.currentItem - 1
}
private fun setInsets() =
ViewCompat.setOnApplyWindowInsetsListener(binding.root) { view: View, windowInsets: WindowInsetsCompat ->
val insets = windowInsets.getInsets(WindowInsetsCompat.Type.systemBars())
view.setPadding(
insets.left,
insets.top,
insets.right,
insets.bottom
)
windowInsets
}
}
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