mirror of https://github.com/TeamNewPipe/NewPipe
533 lines
21 KiB
Kotlin
533 lines
21 KiB
Kotlin
package org.schabi.newpipe.local.subscription.dialog
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import android.app.Dialog
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import android.content.res.ColorStateList
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import android.os.Bundle
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import android.os.Parcelable
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import android.view.inputmethod.InputMethodManager
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import android.widget.Toast
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import androidx.core.content.ContextCompat
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import androidx.core.content.getSystemService
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import androidx.core.os.bundleOf
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import androidx.core.view.isGone
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import androidx.core.view.isVisible
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import androidx.core.widget.ImageViewCompat
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import androidx.core.widget.doOnTextChanged
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import androidx.fragment.app.DialogFragment
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import androidx.lifecycle.Observer
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import androidx.lifecycle.ViewModelProvider
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import androidx.recyclerview.widget.GridLayoutManager
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import androidx.recyclerview.widget.RecyclerView
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import com.xwray.groupie.GroupAdapter
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import com.xwray.groupie.GroupieViewHolder
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import com.xwray.groupie.OnItemClickListener
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import com.xwray.groupie.Section
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import icepick.Icepick
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import icepick.State
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import org.schabi.newpipe.R
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import org.schabi.newpipe.database.feed.model.FeedGroupEntity
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import org.schabi.newpipe.databinding.DialogFeedGroupCreateBinding
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import org.schabi.newpipe.databinding.ToolbarSearchLayoutBinding
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import org.schabi.newpipe.fragments.BackPressable
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import org.schabi.newpipe.local.subscription.FeedGroupIcon
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import org.schabi.newpipe.local.subscription.dialog.FeedGroupDialog.ScreenState.DeleteScreen
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import org.schabi.newpipe.local.subscription.dialog.FeedGroupDialog.ScreenState.IconPickerScreen
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import org.schabi.newpipe.local.subscription.dialog.FeedGroupDialog.ScreenState.InitialScreen
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import org.schabi.newpipe.local.subscription.dialog.FeedGroupDialog.ScreenState.SubscriptionsPickerScreen
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import org.schabi.newpipe.local.subscription.dialog.FeedGroupDialogViewModel.DialogEvent.ProcessingEvent
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import org.schabi.newpipe.local.subscription.dialog.FeedGroupDialogViewModel.DialogEvent.SuccessEvent
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import org.schabi.newpipe.local.subscription.item.EmptyPlaceholderItem
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import org.schabi.newpipe.local.subscription.item.PickerIconItem
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import org.schabi.newpipe.local.subscription.item.PickerSubscriptionItem
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import org.schabi.newpipe.util.DeviceUtils
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import org.schabi.newpipe.util.ThemeHelper
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import java.io.Serializable
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class FeedGroupDialog : DialogFragment(), BackPressable {
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private var _feedGroupCreateBinding: DialogFeedGroupCreateBinding? = null
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private val feedGroupCreateBinding get() = _feedGroupCreateBinding!!
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private var _searchLayoutBinding: ToolbarSearchLayoutBinding? = null
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private val searchLayoutBinding get() = _searchLayoutBinding!!
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private lateinit var viewModel: FeedGroupDialogViewModel
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private var groupId: Long = NO_GROUP_SELECTED
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private var groupIcon: FeedGroupIcon? = null
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private var groupSortOrder: Long = -1
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sealed class ScreenState : Serializable {
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object InitialScreen : ScreenState()
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object IconPickerScreen : ScreenState()
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object SubscriptionsPickerScreen : ScreenState()
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object DeleteScreen : ScreenState()
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}
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@State @JvmField var selectedIcon: FeedGroupIcon? = null
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@State @JvmField var selectedSubscriptions: HashSet<Long> = HashSet()
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@State @JvmField var wasSubscriptionSelectionChanged: Boolean = false
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@State @JvmField var currentScreen: ScreenState = InitialScreen
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@State @JvmField var subscriptionsListState: Parcelable? = null
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@State @JvmField var iconsListState: Parcelable? = null
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@State @JvmField var wasSearchSubscriptionsVisible = false
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@State @JvmField var subscriptionsCurrentSearchQuery = ""
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@State @JvmField var subscriptionsShowOnlyUngrouped = false
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private val subscriptionMainSection = Section()
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private val subscriptionEmptyFooter = Section()
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private lateinit var subscriptionGroupAdapter: GroupAdapter<GroupieViewHolder>
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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Icepick.restoreInstanceState(this, savedInstanceState)
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setStyle(STYLE_NO_TITLE, ThemeHelper.getMinWidthDialogTheme(requireContext()))
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groupId = arguments?.getLong(KEY_GROUP_ID, NO_GROUP_SELECTED) ?: NO_GROUP_SELECTED
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}
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override fun onCreateView(
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inflater: LayoutInflater,
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container: ViewGroup?,
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savedInstanceState: Bundle?
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): View? {
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return inflater.inflate(R.layout.dialog_feed_group_create, container)
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}
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override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
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return object : Dialog(requireActivity(), theme) {
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override fun onBackPressed() {
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if (!this@FeedGroupDialog.onBackPressed()) {
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super.onBackPressed()
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}
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}
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}
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}
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override fun onPause() {
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super.onPause()
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wasSearchSubscriptionsVisible = isSearchVisible()
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}
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override fun onSaveInstanceState(outState: Bundle) {
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super.onSaveInstanceState(outState)
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iconsListState = feedGroupCreateBinding.iconSelector.layoutManager?.onSaveInstanceState()
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subscriptionsListState = feedGroupCreateBinding.subscriptionsSelectorList.layoutManager?.onSaveInstanceState()
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Icepick.saveInstanceState(this, outState)
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}
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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super.onViewCreated(view, savedInstanceState)
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_feedGroupCreateBinding = DialogFeedGroupCreateBinding.bind(view)
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_searchLayoutBinding = feedGroupCreateBinding.subscriptionsHeaderSearchContainer
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if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.LOLLIPOP) {
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// KitKat doesn't apply container's theme to <include> content
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val contrastColor = ColorStateList.valueOf(ContextCompat.getColor(requireContext(), R.color.contrastColor))
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searchLayoutBinding.toolbarSearchEditText.setTextColor(contrastColor)
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searchLayoutBinding.toolbarSearchEditText.setHintTextColor(contrastColor.withAlpha(128))
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ImageViewCompat.setImageTintList(searchLayoutBinding.toolbarSearchClearIcon, contrastColor)
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}
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viewModel = ViewModelProvider(
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this,
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FeedGroupDialogViewModel.Factory(
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requireContext(),
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groupId, subscriptionsCurrentSearchQuery, subscriptionsShowOnlyUngrouped
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)
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).get(FeedGroupDialogViewModel::class.java)
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viewModel.groupLiveData.observe(viewLifecycleOwner, Observer(::handleGroup))
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viewModel.subscriptionsLiveData.observe(viewLifecycleOwner) {
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setupSubscriptionPicker(it.first, it.second)
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}
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viewModel.dialogEventLiveData.observe(viewLifecycleOwner) {
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when (it) {
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ProcessingEvent -> disableInput()
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SuccessEvent -> dismiss()
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}
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}
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subscriptionGroupAdapter = GroupAdapter<GroupieViewHolder>().apply {
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add(subscriptionMainSection)
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add(subscriptionEmptyFooter)
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spanCount = 4
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}
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feedGroupCreateBinding.subscriptionsSelectorList.apply {
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// Disable animations, too distracting.
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itemAnimator = null
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adapter = subscriptionGroupAdapter
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layoutManager = GridLayoutManager(
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requireContext(), subscriptionGroupAdapter.spanCount,
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RecyclerView.VERTICAL, false
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).apply {
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spanSizeLookup = subscriptionGroupAdapter.spanSizeLookup
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}
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}
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setupIconPicker()
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setupListeners()
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showScreen(currentScreen)
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if (currentScreen == SubscriptionsPickerScreen && wasSearchSubscriptionsVisible) {
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showSearch()
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} else if (currentScreen == InitialScreen && groupId == NO_GROUP_SELECTED) {
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showKeyboard()
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}
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}
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override fun onDestroyView() {
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super.onDestroyView()
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feedGroupCreateBinding.subscriptionsSelectorList.adapter = null
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feedGroupCreateBinding.iconSelector.adapter = null
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_feedGroupCreateBinding = null
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_searchLayoutBinding = null
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}
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/*///////////////////////////////////////////////////////////////////////////
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// Setup
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////////////////////////////////////////////////////////////////////////// */
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override fun onBackPressed(): Boolean {
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if (currentScreen is SubscriptionsPickerScreen && isSearchVisible()) {
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hideSearch()
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return true
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} else if (currentScreen !is InitialScreen) {
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showScreen(InitialScreen)
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return true
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}
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return false
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}
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private fun setupListeners() {
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feedGroupCreateBinding.deleteButton.setOnClickListener { showScreen(DeleteScreen) }
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feedGroupCreateBinding.cancelButton.setOnClickListener {
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when (currentScreen) {
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InitialScreen -> dismiss()
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else -> showScreen(InitialScreen)
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}
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}
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feedGroupCreateBinding.groupNameInputContainer.error = null
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feedGroupCreateBinding.groupNameInput.doOnTextChanged { text, _, _, _ ->
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if (feedGroupCreateBinding.groupNameInputContainer.isErrorEnabled && !text.isNullOrBlank()) {
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feedGroupCreateBinding.groupNameInputContainer.error = null
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}
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}
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feedGroupCreateBinding.confirmButton.setOnClickListener { handlePositiveButton() }
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feedGroupCreateBinding.selectChannelButton.setOnClickListener {
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feedGroupCreateBinding.subscriptionsSelectorList.scrollToPosition(0)
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showScreen(SubscriptionsPickerScreen)
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}
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val headerMenu = feedGroupCreateBinding.subscriptionsHeaderToolbar.menu
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requireActivity().menuInflater.inflate(R.menu.menu_feed_group_dialog, headerMenu)
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headerMenu.findItem(R.id.action_search).setOnMenuItemClickListener {
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showSearch()
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true
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}
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headerMenu.findItem(R.id.feed_group_toggle_show_only_ungrouped_subscriptions).apply {
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isChecked = subscriptionsShowOnlyUngrouped
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setOnMenuItemClickListener {
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subscriptionsShowOnlyUngrouped = !subscriptionsShowOnlyUngrouped
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it.isChecked = subscriptionsShowOnlyUngrouped
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viewModel.toggleShowOnlyUngrouped(subscriptionsShowOnlyUngrouped)
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true
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}
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}
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searchLayoutBinding.toolbarSearchClear.setOnClickListener {
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if (searchLayoutBinding.toolbarSearchEditText.text.isNullOrEmpty()) {
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hideSearch()
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return@setOnClickListener
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}
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resetSearch()
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showKeyboardSearch()
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}
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searchLayoutBinding.toolbarSearchEditText.setOnClickListener {
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if (DeviceUtils.isTv(context)) {
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showKeyboardSearch()
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}
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}
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searchLayoutBinding.toolbarSearchEditText.doOnTextChanged { _, _, _, _ ->
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val newQuery: String = searchLayoutBinding.toolbarSearchEditText.text.toString()
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subscriptionsCurrentSearchQuery = newQuery
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viewModel.filterSubscriptionsBy(newQuery)
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}
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subscriptionGroupAdapter.setOnItemClickListener(subscriptionPickerItemListener)
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}
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private fun handlePositiveButton() = when {
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currentScreen is InitialScreen -> handlePositiveButtonInitialScreen()
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currentScreen is DeleteScreen -> viewModel.deleteGroup()
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currentScreen is SubscriptionsPickerScreen && isSearchVisible() -> hideSearch()
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else -> showScreen(InitialScreen)
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}
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private fun handlePositiveButtonInitialScreen() {
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val name = feedGroupCreateBinding.groupNameInput.text.toString().trim()
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val icon = selectedIcon ?: groupIcon ?: FeedGroupIcon.ALL
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if (name.isBlank()) {
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feedGroupCreateBinding.groupNameInputContainer.error = getString(R.string.feed_group_dialog_empty_name)
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feedGroupCreateBinding.groupNameInput.text = null
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feedGroupCreateBinding.groupNameInput.requestFocus()
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return
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} else {
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feedGroupCreateBinding.groupNameInputContainer.error = null
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}
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if (selectedSubscriptions.isEmpty()) {
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Toast.makeText(requireContext(), getString(R.string.feed_group_dialog_empty_selection), Toast.LENGTH_SHORT).show()
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return
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}
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when (groupId) {
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NO_GROUP_SELECTED -> viewModel.createGroup(name, icon, selectedSubscriptions)
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else -> viewModel.updateGroup(name, icon, selectedSubscriptions, groupSortOrder)
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}
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}
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private fun handleGroup(feedGroupEntity: FeedGroupEntity? = null) {
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val icon = feedGroupEntity?.icon ?: FeedGroupIcon.ALL
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val name = feedGroupEntity?.name ?: ""
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groupIcon = feedGroupEntity?.icon
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groupSortOrder = feedGroupEntity?.sortOrder ?: -1
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val feedGroupIcon = if (selectedIcon == null) icon else selectedIcon!!
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feedGroupCreateBinding.iconPreview.setImageResource(feedGroupIcon.getDrawableRes())
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if (feedGroupCreateBinding.groupNameInput.text.isNullOrBlank()) {
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feedGroupCreateBinding.groupNameInput.setText(name)
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}
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}
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private val subscriptionPickerItemListener = OnItemClickListener { item, view ->
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if (item is PickerSubscriptionItem) {
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val subscriptionId = item.subscriptionEntity.uid
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wasSubscriptionSelectionChanged = true
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val isSelected = if (this.selectedSubscriptions.contains(subscriptionId)) {
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this.selectedSubscriptions.remove(subscriptionId)
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false
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} else {
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this.selectedSubscriptions.add(subscriptionId)
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true
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}
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item.updateSelected(view, isSelected)
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updateSubscriptionSelectedCount()
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}
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}
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private fun setupSubscriptionPicker(
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subscriptions: List<PickerSubscriptionItem>,
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selectedSubscriptions: Set<Long>
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) {
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if (!wasSubscriptionSelectionChanged) {
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this.selectedSubscriptions.addAll(selectedSubscriptions)
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}
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updateSubscriptionSelectedCount()
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if (subscriptions.isEmpty()) {
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subscriptionEmptyFooter.clear()
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subscriptionEmptyFooter.add(EmptyPlaceholderItem())
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} else {
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subscriptionEmptyFooter.clear()
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}
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subscriptions.forEach {
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it.isSelected = this@FeedGroupDialog.selectedSubscriptions
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.contains(it.subscriptionEntity.uid)
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}
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subscriptionMainSection.update(subscriptions, false)
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if (subscriptionsListState != null) {
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feedGroupCreateBinding.subscriptionsSelectorList.layoutManager?.onRestoreInstanceState(subscriptionsListState)
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subscriptionsListState = null
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} else {
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feedGroupCreateBinding.subscriptionsSelectorList.scrollToPosition(0)
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}
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}
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private fun updateSubscriptionSelectedCount() {
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val selectedCount = this.selectedSubscriptions.size
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val selectedCountText = resources.getQuantityString(
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R.plurals.feed_group_dialog_selection_count,
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selectedCount, selectedCount
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)
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feedGroupCreateBinding.selectedSubscriptionCountView.text = selectedCountText
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feedGroupCreateBinding.subscriptionsHeaderInfo.text = selectedCountText
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}
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private fun setupIconPicker() {
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val groupAdapter = GroupAdapter<GroupieViewHolder>()
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groupAdapter.addAll(FeedGroupIcon.values().map { PickerIconItem(it) })
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feedGroupCreateBinding.iconSelector.apply {
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layoutManager = GridLayoutManager(requireContext(), 7, RecyclerView.VERTICAL, false)
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adapter = groupAdapter
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if (iconsListState != null) {
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layoutManager?.onRestoreInstanceState(iconsListState)
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iconsListState = null
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}
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}
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groupAdapter.setOnItemClickListener { item, _ ->
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when (item) {
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is PickerIconItem -> {
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selectedIcon = item.icon
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feedGroupCreateBinding.iconPreview.setImageResource(item.iconRes)
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showScreen(InitialScreen)
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}
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}
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}
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feedGroupCreateBinding.iconPreview.setOnClickListener {
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feedGroupCreateBinding.iconSelector.scrollToPosition(0)
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showScreen(IconPickerScreen)
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}
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if (groupId == NO_GROUP_SELECTED) {
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val icon = selectedIcon ?: FeedGroupIcon.ALL
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feedGroupCreateBinding.iconPreview.setImageResource(icon.getDrawableRes())
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}
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}
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/*///////////////////////////////////////////////////////////////////////////
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// Screen Selector
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////////////////////////////////////////////////////////////////////////// */
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private fun showScreen(screen: ScreenState) {
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currentScreen = screen
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feedGroupCreateBinding.optionsRoot.onlyVisibleIn(InitialScreen)
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feedGroupCreateBinding.iconSelector.onlyVisibleIn(IconPickerScreen)
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feedGroupCreateBinding.subscriptionsSelector.onlyVisibleIn(SubscriptionsPickerScreen)
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feedGroupCreateBinding.deleteScreenMessage.onlyVisibleIn(DeleteScreen)
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feedGroupCreateBinding.separator.onlyVisibleIn(SubscriptionsPickerScreen, IconPickerScreen)
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feedGroupCreateBinding.cancelButton.onlyVisibleIn(InitialScreen, DeleteScreen)
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feedGroupCreateBinding.confirmButton.setText(
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when {
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currentScreen == InitialScreen && groupId == NO_GROUP_SELECTED -> R.string.create
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else -> R.string.ok
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}
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)
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feedGroupCreateBinding.deleteButton.isGone = currentScreen != InitialScreen || groupId == NO_GROUP_SELECTED
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hideKeyboard()
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hideSearch()
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}
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private fun View.onlyVisibleIn(vararg screens: ScreenState) {
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isVisible = currentScreen in screens
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}
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/*///////////////////////////////////////////////////////////////////////////
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// Utils
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////////////////////////////////////////////////////////////////////////// */
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private fun isSearchVisible() = _searchLayoutBinding?.root?.visibility == View.VISIBLE
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private fun resetSearch() {
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searchLayoutBinding.toolbarSearchEditText.setText("")
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subscriptionsCurrentSearchQuery = ""
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viewModel.clearSubscriptionsFilter()
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}
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private fun hideSearch() {
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resetSearch()
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searchLayoutBinding.root.visibility = View.GONE
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feedGroupCreateBinding.subscriptionsHeaderInfoContainer.visibility = View.VISIBLE
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feedGroupCreateBinding.subscriptionsHeaderToolbar.menu.findItem(R.id.action_search).isVisible = true
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hideKeyboardSearch()
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}
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private fun showSearch() {
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searchLayoutBinding.root.visibility = View.VISIBLE
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feedGroupCreateBinding.subscriptionsHeaderInfoContainer.visibility = View.GONE
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feedGroupCreateBinding.subscriptionsHeaderToolbar.menu.findItem(R.id.action_search).isVisible = false
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showKeyboardSearch()
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}
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private val inputMethodManager by lazy {
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requireActivity().getSystemService<InputMethodManager>()!!
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}
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private fun showKeyboardSearch() {
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if (searchLayoutBinding.toolbarSearchEditText.requestFocus()) {
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inputMethodManager.showSoftInput(
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searchLayoutBinding.toolbarSearchEditText,
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InputMethodManager.SHOW_IMPLICIT
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)
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}
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}
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private fun hideKeyboardSearch() {
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inputMethodManager.hideSoftInputFromWindow(
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searchLayoutBinding.toolbarSearchEditText.windowToken,
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InputMethodManager.RESULT_UNCHANGED_SHOWN
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)
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searchLayoutBinding.toolbarSearchEditText.clearFocus()
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}
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private fun showKeyboard() {
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if (feedGroupCreateBinding.groupNameInput.requestFocus()) {
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inputMethodManager.showSoftInput(
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feedGroupCreateBinding.groupNameInput,
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InputMethodManager.SHOW_IMPLICIT
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)
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}
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}
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private fun hideKeyboard() {
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inputMethodManager.hideSoftInputFromWindow(
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feedGroupCreateBinding.groupNameInput.windowToken,
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InputMethodManager.RESULT_UNCHANGED_SHOWN
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)
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feedGroupCreateBinding.groupNameInput.clearFocus()
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}
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private fun disableInput() {
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_feedGroupCreateBinding?.deleteButton?.isEnabled = false
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_feedGroupCreateBinding?.confirmButton?.isEnabled = false
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_feedGroupCreateBinding?.cancelButton?.isEnabled = false
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isCancelable = false
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hideKeyboard()
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}
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companion object {
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private const val KEY_GROUP_ID = "KEY_GROUP_ID"
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private const val NO_GROUP_SELECTED = -1L
|
||
|
||
fun newInstance(groupId: Long = NO_GROUP_SELECTED): FeedGroupDialog {
|
||
val dialog = FeedGroupDialog()
|
||
dialog.arguments = bundleOf(KEY_GROUP_ID to groupId)
|
||
return dialog
|
||
}
|
||
}
|
||
}
|