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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.Context
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.view.inputmethod.InputMethodManager
import androidx.core.view.ViewCompat
import androidx.core.view.WindowInsetsCompat
import androidx.core.view.updatePadding
import androidx.core.widget.doOnTextChanged
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
import androidx.recyclerview.widget.LinearLayoutManager
import com.google.android.material.divider.MaterialDividerItemDecoration
import com.google.android.material.transition.MaterialSharedAxis
import info.debatty.java.stringsimilarity.Cosine
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.databinding.FragmentSettingsSearchBinding
import org.yuzu.yuzu_emu.features.settings.model.view.SettingsItem
import org.yuzu.yuzu_emu.features.settings.ui.SettingsAdapter
import org.yuzu.yuzu_emu.model.SettingsViewModel
import org.yuzu.yuzu_emu.utils.NativeConfig
class SettingsSearchFragment : Fragment() {
private var _binding: FragmentSettingsSearchBinding? = null
private val binding get() = _binding!!
private var settingsAdapter: SettingsAdapter? = null
private val settingsViewModel: SettingsViewModel by activityViewModels()
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
enterTransition = MaterialSharedAxis(MaterialSharedAxis.Z, false)
returnTransition = MaterialSharedAxis(MaterialSharedAxis.Z, true)
}
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?
): View {
_binding = FragmentSettingsSearchBinding.inflate(layoutInflater)
return binding.root
}
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
settingsViewModel.setIsUsingSearch(true)
if (savedInstanceState != null) {
binding.searchText.setText(savedInstanceState.getString(SEARCH_TEXT))
}
settingsAdapter = SettingsAdapter(this, requireContext())
val dividerDecoration = MaterialDividerItemDecoration(
requireContext(),
LinearLayoutManager.VERTICAL
)
dividerDecoration.isLastItemDecorated = false
binding.settingsList.apply {
adapter = settingsAdapter
layoutManager = LinearLayoutManager(requireContext())
addItemDecoration(dividerDecoration)
}
focusSearch()
binding.backButton.setOnClickListener { settingsViewModel.setShouldNavigateBack(true) }
binding.searchBackground.setOnClickListener { focusSearch() }
binding.clearButton.setOnClickListener { binding.searchText.setText("") }
binding.searchText.doOnTextChanged { _, _, _, _ ->
search()
binding.settingsList.smoothScrollToPosition(0)
}
settingsViewModel.shouldReloadSettingsList.observe(viewLifecycleOwner) {
if (it) {
settingsViewModel.setShouldReloadSettingsList(false)
search()
}
}
search()
setInsets()
}
override fun onSaveInstanceState(outState: Bundle) {
super.onSaveInstanceState(outState)
outState.putString(SEARCH_TEXT, binding.searchText.text.toString())
}
private fun search() {
val searchTerm = binding.searchText.text.toString().lowercase()
binding.clearButton.visibility =
if (searchTerm.isEmpty()) View.INVISIBLE else View.VISIBLE
if (searchTerm.isEmpty()) {
binding.noResultsView.visibility = View.VISIBLE
settingsAdapter?.submitList(emptyList())
return
}
val baseList = SettingsItem.settingsItems
val similarityAlgorithm = if (searchTerm.length > 2) Cosine() else Cosine(1)
val sortedList: List<SettingsItem> = baseList.mapNotNull { item ->
val title = getString(item.value.nameId).lowercase()
val similarity = similarityAlgorithm.similarity(searchTerm, title)
if (similarity > 0.08) {
Pair(similarity, item)
} else {
null
}
}.sortedByDescending { it.first }.mapNotNull {
val item = it.second.value
val pairedSettingKey = item.setting.pairedSettingKey
val optionalSetting: SettingsItem? = if (pairedSettingKey.isNotEmpty()) {
val pairedSettingValue = NativeConfig.getBoolean(pairedSettingKey, false)
if (pairedSettingValue) it.second.value else null
} else {
it.second.value
}
optionalSetting
}
settingsAdapter?.submitList(sortedList)
binding.noResultsView.visibility =
if (sortedList.isEmpty()) View.VISIBLE else View.INVISIBLE
}
private fun focusSearch() {
binding.searchText.requestFocus()
val imm = requireActivity()
.getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager?
imm?.showSoftInput(binding.searchText, InputMethodManager.SHOW_IMPLICIT)
}
private fun setInsets() =
ViewCompat.setOnApplyWindowInsetsListener(
binding.root
) { _: View, windowInsets: WindowInsetsCompat ->
val extraListSpacing = resources.getDimensionPixelSize(R.dimen.spacing_med)
val sideMargin = resources.getDimensionPixelSize(R.dimen.spacing_medlarge)
val topMargin = resources.getDimensionPixelSize(R.dimen.spacing_chip)
val barInsets = windowInsets.getInsets(WindowInsetsCompat.Type.systemBars())
val cutoutInsets = windowInsets.getInsets(WindowInsetsCompat.Type.displayCutout())
val leftInsets = barInsets.left + cutoutInsets.left
val rightInsets = barInsets.right + cutoutInsets.right
binding.settingsList.updatePadding(bottom = barInsets.bottom + extraListSpacing)
binding.frameSearch.updatePadding(
left = leftInsets + sideMargin,
top = barInsets.top + topMargin,
right = rightInsets + sideMargin
)
binding.noResultsView.updatePadding(
left = leftInsets,
right = rightInsets,
bottom = barInsets.bottom
)
val mlpSettingsList = binding.settingsList.layoutParams as ViewGroup.MarginLayoutParams
mlpSettingsList.leftMargin = leftInsets + sideMargin
mlpSettingsList.rightMargin = rightInsets + sideMargin
binding.settingsList.layoutParams = mlpSettingsList
val mlpDivider = binding.divider.layoutParams as ViewGroup.MarginLayoutParams
mlpDivider.leftMargin = leftInsets + sideMargin
mlpDivider.rightMargin = rightInsets + sideMargin
binding.divider.layoutParams = mlpDivider
windowInsets
}
companion object {
const val SEARCH_TEXT = "SearchText"
}
}
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