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/*
* Copyright (C) 2023 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package com.android.customization.model.grid.ui.fragment
import android.os.Bundle
import android.util.Log
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.Button
import android.widget.Toast
import androidx.core.content.ContextCompat
import androidx.core.view.isVisible
import androidx.lifecycle.ViewModelProvider
import androidx.transition.Transition
import androidx.transition.doOnStart
import com.android.customization.model.CustomizationManager.Callback
import com.android.customization.model.grid.domain.interactor.GridInteractor
import com.android.customization.model.grid.ui.binder.GridScreenBinder
import com.android.customization.model.grid.ui.viewmodel.GridScreenViewModel
import com.android.customization.module.ThemePickerInjector
import com.android.wallpaper.R
import com.android.wallpaper.config.BaseFlags
import com.android.wallpaper.module.CurrentWallpaperInfoFactory
import com.android.wallpaper.module.CustomizationSections
import com.android.wallpaper.module.InjectorProvider
import com.android.wallpaper.picker.AppbarFragment
import com.android.wallpaper.picker.customization.domain.interactor.WallpaperInteractor
import com.android.wallpaper.picker.customization.ui.binder.ScreenPreviewBinder
import com.android.wallpaper.picker.customization.ui.viewmodel.ScreenPreviewViewModel
import com.android.wallpaper.util.PreviewUtils
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.ExperimentalCoroutinesApi
import kotlinx.coroutines.suspendCancellableCoroutine
private val TAG = GridFragment2::class.java.simpleName
@OptIn(ExperimentalCoroutinesApi::class)
class GridFragment2 : AppbarFragment() {
private lateinit var gridInteractor: GridInteractor
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?
): View {
val view =
inflater.inflate(
R.layout.fragment_grid,
container,
false,
)
setUpToolbar(view)
val isGridApplyButtonEnabled = BaseFlags.get().isGridApplyButtonEnabled(requireContext())
val injector = InjectorProvider.getInjector() as ThemePickerInjector
val wallpaperInfoFactory = injector.getCurrentWallpaperInfoFactory(requireContext())
var screenPreviewBinding =
bindScreenPreview(
view,
wallpaperInfoFactory,
injector.getWallpaperInteractor(requireContext()),
injector.getGridInteractor(requireContext())
)
val viewModelFactory = injector.getGridScreenViewModelFactory(requireContext())
gridInteractor = injector.getGridInteractor(requireContext())
GridScreenBinder.bind(
view = view,
viewModel =
ViewModelProvider(
this,
viewModelFactory,
)[GridScreenViewModel::class.java],
lifecycleOwner = this,
backgroundDispatcher = Dispatchers.IO,
onOptionsChanged = {
screenPreviewBinding.destroy()
screenPreviewBinding =
bindScreenPreview(
view,
wallpaperInfoFactory,
injector.getWallpaperInteractor(requireContext()),
gridInteractor,
)
if (isGridApplyButtonEnabled) {
val applyButton: Button = view.requireViewById(R.id.apply_button)
applyButton.isEnabled = !gridInteractor.isSelectedOptionApplied()
}
},
isGridApplyButtonEnabled = isGridApplyButtonEnabled,
onOptionApplied = {
gridInteractor.applySelectedOption(
object : Callback {
override fun onSuccess() {
Toast.makeText(
context,
getString(
R.string.toast_of_changing_grid,
gridInteractor.getSelectOptionNonSuspend()?.title
),
Toast.LENGTH_SHORT
)
.show()
val applyButton: Button = view.requireViewById(R.id.apply_button)
applyButton.isEnabled = false
}
override fun onError(throwable: Throwable?) {
val errorMsg =
getString(
R.string.toast_of_failure_to_change_grid,
gridInteractor.getSelectOptionNonSuspend()?.title
)
Toast.makeText(context, errorMsg, Toast.LENGTH_SHORT).show()
Log.e(TAG, errorMsg, throwable)
}
}
)
}
)
(returnTransition as? Transition)?.doOnStart {
view.requireViewById<View>(R.id.preview).isVisible = false
}
return view
}
override fun getDefaultTitle(): CharSequence {
return getString(R.string.grid_title)
}
override fun getToolbarColorId(): Int {
return android.R.color.transparent
}
override fun getToolbarTextColor(): Int {
return ContextCompat.getColor(requireContext(), R.color.system_on_surface)
}
private fun bindScreenPreview(
view: View,
wallpaperInfoFactory: CurrentWallpaperInfoFactory,
wallpaperInteractor: WallpaperInteractor,
gridInteractor: GridInteractor
): ScreenPreviewBinder.Binding {
return ScreenPreviewBinder.bind(
activity = requireActivity(),
previewView = view.requireViewById(R.id.preview),
viewModel =
ScreenPreviewViewModel(
previewUtils =
PreviewUtils(
context = requireContext(),
authorityMetadataKey =
requireContext()
.getString(
R.string.grid_control_metadata_name,
),
),
initialExtrasProvider = {
val bundle = Bundle()
bundle.putString("name", gridInteractor.getSelectOptionNonSuspend()?.name)
bundle
},
wallpaperInfoProvider = {
suspendCancellableCoroutine { continuation ->
wallpaperInfoFactory.createCurrentWallpaperInfos(
{ homeWallpaper, lockWallpaper, _ ->
continuation.resume(homeWallpaper ?: lockWallpaper, null)
},
/* forceRefresh= */ true,
)
}
},
wallpaperInteractor = wallpaperInteractor,
screen = CustomizationSections.Screen.HOME_SCREEN,
),
lifecycleOwner = viewLifecycleOwner,
offsetToStart = false,
onWallpaperPreviewDirty = { activity?.recreate() },
)
}
override fun onBackPressed(): Boolean {
if (BaseFlags.get().isGridApplyButtonEnabled(requireContext())) {
gridInteractor.clearSelectedOption()
}
return super.onBackPressed()
}
}
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