Bookmarks selection

app/src/main/AndroidManifest.xml

@@ -122,7 +122,7 @@
 			android:name="org.koitharu.kotatsu.favourites.ui.FavouritesActivity"
 			android:label="@string/favourites" />
 		<activity
-			android:name="org.koitharu.kotatsu.bookmarks.ui.BookmarksActivity"
+			android:name="org.koitharu.kotatsu.bookmarks.ui.AllBookmarksActivity"
 			android:label="@string/bookmarks" />
 		<activity
 			android:name="org.koitharu.kotatsu.suggestions.ui.SuggestionsActivity"

app/src/main/kotlin/org/koitharu/kotatsu/bookmarks/ui/AllBookmarksActivity.kt

@@ -16,7 +16,7 @@ import org.koitharu.kotatsu.main.ui.owners.AppBarOwner
 import org.koitharu.kotatsu.main.ui.owners.SnackbarOwner
 
 @AndroidEntryPoint
-class BookmarksActivity :
+class AllBookmarksActivity :
 	BaseActivity<ActivityContainerBinding>(),
 	AppBarOwner,
 	SnackbarOwner {
@@ -35,7 +35,7 @@ class BookmarksActivity :
 		if (fm.findFragmentById(R.id.container) == null) {
 			fm.commit {
 				setReorderingAllowed(true)
-				replace(R.id.container, BookmarksFragment::class.java, null)
+				replace(R.id.container, AllBookmarksFragment::class.java, null)
 			}
 		}
 	}
@@ -49,6 +49,6 @@ class BookmarksActivity :
 
 	companion object {
 
-		fun newIntent(context: Context) = Intent(context, BookmarksActivity::class.java)
+		fun newIntent(context: Context) = Intent(context, AllBookmarksActivity::class.java)
 	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/bookmarks/ui/AllBookmarksFragment.kt

@@ -17,7 +17,7 @@ import coil.ImageLoader
 import dagger.hilt.android.AndroidEntryPoint
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.bookmarks.domain.Bookmark
-import org.koitharu.kotatsu.bookmarks.ui.sheet.BookmarksAdapter
+import org.koitharu.kotatsu.bookmarks.ui.adapter.BookmarksAdapter
 import org.koitharu.kotatsu.core.exceptions.resolve.SnackbarErrorObserver
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.core.ui.BaseFragment
@@ -42,7 +42,7 @@ import org.koitharu.kotatsu.reader.ui.ReaderActivity
 import javax.inject.Inject
 
 @AndroidEntryPoint
-class BookmarksFragment :
+class AllBookmarksFragment :
 	BaseFragment<FragmentListSimpleBinding>(),
 	ListStateHolderListener,
 	OnListItemClickListener<Bookmark>,
@@ -55,7 +55,7 @@ class BookmarksFragment :
 	@Inject
 	lateinit var settings: AppSettings
 
-	private val viewModel by viewModels<BookmarksViewModel>()
+	private val viewModel by viewModels<AllBookmarksViewModel>()
 	private var bookmarksAdapter: BookmarksAdapter? = null
 	private var selectionController: ListSelectionController? = null
 
@@ -213,6 +213,6 @@ class BookmarksFragment :
 				"org.koitharu.kotatsu.bookmarks.ui.BookmarksFragment",
 			),
 		)
-		fun newInstance() = BookmarksFragment()
+		fun newInstance() = AllBookmarksFragment()
 	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/bookmarks/ui/AllBookmarksViewModel.kt

@@ -25,7 +25,7 @@ import org.koitharu.kotatsu.parsers.model.Manga
 import javax.inject.Inject
 
 @HiltViewModel
-class BookmarksViewModel @Inject constructor(
+class AllBookmarksViewModel @Inject constructor(
 	private val repository: BookmarksRepository,
 ) : BaseViewModel() {
 

app/src/main/kotlin/org/koitharu/kotatsu/bookmarks/ui/adapter/BookmarkLargeAD.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.bookmarks.ui.sheet
+package org.koitharu.kotatsu.bookmarks.ui.adapter
 
 import androidx.lifecycle.LifecycleOwner
 import coil.ImageLoader

app/src/main/kotlin/org/koitharu/kotatsu/bookmarks/ui/adapter/BookmarksAdapter.kt

@@ -1,19 +1,36 @@
 package org.koitharu.kotatsu.bookmarks.ui.adapter
 
+import android.content.Context
 import androidx.lifecycle.LifecycleOwner
 import coil.ImageLoader
 import org.koitharu.kotatsu.bookmarks.domain.Bookmark
 import org.koitharu.kotatsu.core.ui.BaseListAdapter
 import org.koitharu.kotatsu.core.ui.list.OnListItemClickListener
+import org.koitharu.kotatsu.core.ui.list.fastscroll.FastScroller
+import org.koitharu.kotatsu.list.ui.adapter.ListHeaderClickListener
 import org.koitharu.kotatsu.list.ui.adapter.ListItemType
+import org.koitharu.kotatsu.list.ui.adapter.emptyStateListAD
+import org.koitharu.kotatsu.list.ui.adapter.listHeaderAD
+import org.koitharu.kotatsu.list.ui.adapter.loadingFooterAD
+import org.koitharu.kotatsu.list.ui.adapter.loadingStateAD
+import org.koitharu.kotatsu.list.ui.model.ListModel
 
 class BookmarksAdapter(
 	coil: ImageLoader,
 	lifecycleOwner: LifecycleOwner,
 	clickListener: OnListItemClickListener<Bookmark>,
-) : BaseListAdapter<Bookmark>() {
+	headerClickListener: ListHeaderClickListener?,
+) : BaseListAdapter<ListModel>(), FastScroller.SectionIndexer {
 
 	init {
-		addDelegate(ListItemType.PAGE_THUMB, bookmarkListAD(coil, lifecycleOwner, clickListener))
+		addDelegate(ListItemType.PAGE_THUMB, bookmarkLargeAD(coil, lifecycleOwner, clickListener))
+		addDelegate(ListItemType.HEADER, listHeaderAD(headerClickListener))
+		addDelegate(ListItemType.FOOTER_LOADING, loadingFooterAD())
+		addDelegate(ListItemType.STATE_LOADING, loadingStateAD())
+		addDelegate(ListItemType.STATE_EMPTY, emptyStateListAD(coil, lifecycleOwner, null))
+	}
+
+	override fun getSectionText(context: Context, position: Int): CharSequence? {
+		return findHeader(position)?.getText(context)
 	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/bookmarks/ui/sheet/BookmarksAdapter.kt

@@ -1,36 +0,0 @@
-package org.koitharu.kotatsu.bookmarks.ui.sheet
-
-import android.content.Context
-import androidx.lifecycle.LifecycleOwner
-import coil.ImageLoader
-import org.koitharu.kotatsu.bookmarks.domain.Bookmark
-import org.koitharu.kotatsu.core.ui.BaseListAdapter
-import org.koitharu.kotatsu.core.ui.list.OnListItemClickListener
-import org.koitharu.kotatsu.core.ui.list.fastscroll.FastScroller
-import org.koitharu.kotatsu.list.ui.adapter.ListHeaderClickListener
-import org.koitharu.kotatsu.list.ui.adapter.ListItemType
-import org.koitharu.kotatsu.list.ui.adapter.emptyStateListAD
-import org.koitharu.kotatsu.list.ui.adapter.listHeaderAD
-import org.koitharu.kotatsu.list.ui.adapter.loadingFooterAD
-import org.koitharu.kotatsu.list.ui.adapter.loadingStateAD
-import org.koitharu.kotatsu.list.ui.model.ListModel
-
-class BookmarksAdapter(
-	coil: ImageLoader,
-	lifecycleOwner: LifecycleOwner,
-	clickListener: OnListItemClickListener<Bookmark>,
-	headerClickListener: ListHeaderClickListener?,
-) : BaseListAdapter<ListModel>(), FastScroller.SectionIndexer {
-
-	init {
-		addDelegate(ListItemType.PAGE_THUMB, bookmarkLargeAD(coil, lifecycleOwner, clickListener))
-		addDelegate(ListItemType.HEADER, listHeaderAD(headerClickListener))
-		addDelegate(ListItemType.FOOTER_LOADING, loadingFooterAD())
-		addDelegate(ListItemType.STATE_LOADING, loadingStateAD())
-		addDelegate(ListItemType.STATE_EMPTY, emptyStateListAD(coil, lifecycleOwner, null))
-	}
-
-	override fun getSectionText(context: Context, position: Int): CharSequence? {
-		return findHeader(position)?.getText(context)
-	}
-}

app/src/main/kotlin/org/koitharu/kotatsu/details/ui/pager/ChaptersPagesAdapter.kt

@@ -5,7 +5,7 @@ import androidx.viewpager2.adapter.FragmentStateAdapter
 import com.google.android.material.tabs.TabLayout
 import com.google.android.material.tabs.TabLayoutMediator
 import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.details.ui.pager.bookmarks.MangaBookmarksFragment
+import org.koitharu.kotatsu.details.ui.pager.bookmarks.BookmarksFragment
 import org.koitharu.kotatsu.details.ui.pager.chapters.ChaptersFragment
 import org.koitharu.kotatsu.details.ui.pager.pages.PagesFragment
 
@@ -19,8 +19,8 @@ class ChaptersPagesAdapter(
 
 	override fun createFragment(position: Int): Fragment = when (position) {
 		0 -> ChaptersFragment()
-		1 -> if (isPagesTabEnabled) PagesFragment() else MangaBookmarksFragment()
+		1 -> if (isPagesTabEnabled) PagesFragment() else BookmarksFragment()
-		2 -> MangaBookmarksFragment()
+		2 -> BookmarksFragment()
 		else -> throw IllegalArgumentException("Invalid position $position")
 	}
 

app/src/main/kotlin/org/koitharu/kotatsu/details/ui/pager/bookmarks/BookmarksFragment.kt

@@ -2,23 +2,33 @@ package org.koitharu.kotatsu.details.ui.pager.bookmarks
 
 import android.os.Bundle
 import android.view.LayoutInflater
+import android.view.Menu
+import android.view.MenuItem
 import android.view.View
 import android.view.ViewGroup
+import androidx.appcompat.view.ActionMode
 import androidx.core.graphics.Insets
 import androidx.fragment.app.activityViewModels
 import androidx.fragment.app.viewModels
 import androidx.recyclerview.widget.GridLayoutManager
 import coil.ImageLoader
 import dagger.hilt.android.AndroidEntryPoint
+import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.bookmarks.domain.Bookmark
-import org.koitharu.kotatsu.bookmarks.ui.sheet.BookmarksAdapter
+import org.koitharu.kotatsu.bookmarks.ui.BookmarksSelectionDecoration
+import org.koitharu.kotatsu.bookmarks.ui.adapter.BookmarksAdapter
+import org.koitharu.kotatsu.core.exceptions.resolve.SnackbarErrorObserver
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.core.ui.BaseFragment
+import org.koitharu.kotatsu.core.ui.list.ListSelectionController
 import org.koitharu.kotatsu.core.ui.list.OnListItemClickListener
 import org.koitharu.kotatsu.core.ui.util.PagerNestedScrollHelper
+import org.koitharu.kotatsu.core.ui.util.ReversibleActionObserver
 import org.koitharu.kotatsu.core.util.ext.dismissParentDialog
+import org.koitharu.kotatsu.core.util.ext.findAppCompatDelegate
 import org.koitharu.kotatsu.core.util.ext.findParentCallback
 import org.koitharu.kotatsu.core.util.ext.observe
+import org.koitharu.kotatsu.core.util.ext.observeEvent
 import org.koitharu.kotatsu.databinding.FragmentMangaBookmarksBinding
 import org.koitharu.kotatsu.details.ui.DetailsViewModel
 import org.koitharu.kotatsu.list.ui.GridSpanResolver
@@ -29,11 +39,11 @@ import org.koitharu.kotatsu.reader.ui.ReaderNavigationCallback
 import javax.inject.Inject
 
 @AndroidEntryPoint
-class MangaBookmarksFragment : BaseFragment<FragmentMangaBookmarksBinding>(),
+class BookmarksFragment : BaseFragment<FragmentMangaBookmarksBinding>(),
-	OnListItemClickListener<Bookmark> {
+	OnListItemClickListener<Bookmark>, ListSelectionController.Callback2 {
 
 	private val activityViewModel by activityViewModels<DetailsViewModel>()
-	private val viewModel by viewModels<MangaBookmarksViewModel>()
+	private val viewModel by viewModels<BookmarksViewModel>()
 
 	@Inject
 	lateinit var coil: ImageLoader
@@ -43,6 +53,7 @@ class MangaBookmarksFragment : BaseFragment<FragmentMangaBookmarksBinding>(),
 
 	private var bookmarksAdapter: BookmarksAdapter? = null
 	private var spanResolver: GridSpanResolver? = null
+	private var selectionController: ListSelectionController? = null
 
 	private val spanSizeLookup = SpanSizeLookup()
 	private val listCommitCallback = Runnable {
@@ -61,10 +72,16 @@ class MangaBookmarksFragment : BaseFragment<FragmentMangaBookmarksBinding>(),
 	override fun onViewBindingCreated(binding: FragmentMangaBookmarksBinding, savedInstanceState: Bundle?) {
 		super.onViewBindingCreated(binding, savedInstanceState)
 		spanResolver = GridSpanResolver(binding.root.resources)
+		selectionController = ListSelectionController(
+			appCompatDelegate = checkNotNull(findAppCompatDelegate()),
+			decoration = BookmarksSelectionDecoration(binding.root.context),
+			registryOwner = this,
+			callback = this,
+		)
 		bookmarksAdapter = BookmarksAdapter(
 			coil = coil,
 			lifecycleOwner = viewLifecycleOwner,
-			clickListener = this@MangaBookmarksFragment,
+			clickListener = this@BookmarksFragment,
 			headerClickListener = null,
 		)
 		viewModel.gridScale.observe(viewLifecycleOwner, ::onGridScaleChanged) // before rv initialization
@@ -78,13 +95,21 @@ class MangaBookmarksFragment : BaseFragment<FragmentMangaBookmarksBinding>(),
 				it.spanSizeLookup = spanSizeLookup
 				it.spanCount = checkNotNull(spanResolver).spanCount
 			}
+			selectionController?.attachToRecyclerView(this)
 		}
 		viewModel.content.observe(viewLifecycleOwner) { bookmarksAdapter?.setItems(it, listCommitCallback) }
+
+		viewModel.onError.observeEvent(
+			viewLifecycleOwner,
+			SnackbarErrorObserver(binding.recyclerView, this),
+		)
+		viewModel.onActionDone.observeEvent(viewLifecycleOwner, ReversibleActionObserver(binding.recyclerView))
 	}
 
 	override fun onDestroyView() {
 		spanResolver = null
 		bookmarksAdapter = null
+		selectionController = null
 		spanSizeLookup.invalidateCache()
 		super.onDestroyView()
 	}
@@ -92,6 +117,9 @@ class MangaBookmarksFragment : BaseFragment<FragmentMangaBookmarksBinding>(),
 	override fun onWindowInsetsChanged(insets: Insets) = Unit
 
 	override fun onItemClick(item: Bookmark, view: View) {
+		if (selectionController?.onItemClick(item.pageId) == true) {
+			return
+		}
 		val listener = findParentCallback(ReaderNavigationCallback::class.java)
 		if (listener != null && listener.onBookmarkSelected(item)) {
 			dismissParentDialog()
@@ -105,6 +133,40 @@ class MangaBookmarksFragment : BaseFragment<FragmentMangaBookmarksBinding>(),
 		}
 	}
 
+	override fun onItemLongClick(item: Bookmark, view: View): Boolean {
+		return selectionController?.onItemLongClick(item.pageId) ?: false
+	}
+
+	override fun onSelectionChanged(controller: ListSelectionController, count: Int) {
+		requireViewBinding().recyclerView.invalidateItemDecorations()
+	}
+
+	override fun onCreateActionMode(
+		controller: ListSelectionController,
+		mode: ActionMode,
+		menu: Menu,
+	): Boolean {
+		mode.menuInflater.inflate(R.menu.mode_bookmarks, menu)
+		return true
+	}
+
+	override fun onActionItemClicked(
+		controller: ListSelectionController,
+		mode: ActionMode,
+		item: MenuItem,
+	): Boolean {
+		return when (item.itemId) {
+			R.id.action_remove -> {
+				val ids = selectionController?.snapshot() ?: return false
+				viewModel.removeBookmarks(ids)
+				mode.finish()
+				true
+			}
+
+			else -> false
+		}
+	}
+
 	private fun onGridScaleChanged(scale: Float) {
 		spanSizeLookup.invalidateCache()
 		spanResolver?.setGridSize(scale, requireViewBinding().recyclerView)

app/src/main/kotlin/org/koitharu/kotatsu/details/ui/pager/bookmarks/BookmarksViewModel.kt

@@ -18,6 +18,9 @@ import org.koitharu.kotatsu.bookmarks.domain.BookmarksRepository
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.core.prefs.observeAsStateFlow
 import org.koitharu.kotatsu.core.ui.BaseViewModel
+import org.koitharu.kotatsu.core.ui.util.ReversibleAction
+import org.koitharu.kotatsu.core.util.ext.MutableEventFlow
+import org.koitharu.kotatsu.core.util.ext.call
 import org.koitharu.kotatsu.list.ui.model.EmptyState
 import org.koitharu.kotatsu.list.ui.model.ListHeader
 import org.koitharu.kotatsu.list.ui.model.ListModel
@@ -26,12 +29,13 @@ import org.koitharu.kotatsu.parsers.model.Manga
 import javax.inject.Inject
 
 @HiltViewModel
-class MangaBookmarksViewModel @Inject constructor(
+class BookmarksViewModel @Inject constructor(
-	bookmarksRepository: BookmarksRepository,
+	private val bookmarksRepository: BookmarksRepository,
 	settings: AppSettings,
 ) : BaseViewModel(), FlowCollector<Manga?> {
 
 	private val manga = MutableStateFlow<Manga?>(null)
+	val onActionDone = MutableEventFlow<ReversibleAction>()
 
 	val gridScale = settings.observeAsStateFlow(
 		scope = viewModelScope + Dispatchers.Default,
@@ -50,7 +54,14 @@ class MangaBookmarksViewModel @Inject constructor(
 		manga.value = value
 	}
 
-	private suspend fun mapList(manga: Manga, bookmarks: List<Bookmark>): List<ListModel>? {
+	fun removeBookmarks(ids: Set<Long>) {
+		launchJob(Dispatchers.Default) {
+			val handle = bookmarksRepository.removeBookmarks(ids)
+			onActionDone.call(ReversibleAction(R.string.bookmarks_removed, handle))
+		}
+	}
+
+	private fun mapList(manga: Manga, bookmarks: List<Bookmark>): List<ListModel>? {
 		val chapters = manga.chapters ?: return null
 		val bookmarksMap = bookmarks.groupBy { it.chapterId }
 		val result = ArrayList<ListModel>(bookmarks.size + bookmarksMap.size)

app/src/main/kotlin/org/koitharu/kotatsu/explore/ui/ExploreFragment.kt

@@ -19,7 +19,7 @@ import coil.ImageLoader
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.launch
 import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.bookmarks.ui.BookmarksActivity
+import org.koitharu.kotatsu.bookmarks.ui.AllBookmarksActivity
 import org.koitharu.kotatsu.core.exceptions.resolve.SnackbarErrorObserver
 import org.koitharu.kotatsu.core.os.AppShortcutManager
 import org.koitharu.kotatsu.core.ui.BaseFragment
@@ -133,7 +133,7 @@ class ExploreFragment :
 	override fun onClick(v: View) {
 		val intent = when (v.id) {
 			R.id.button_local -> MangaListActivity.newIntent(v.context, MangaSource.LOCAL)
-			R.id.button_bookmarks -> BookmarksActivity.newIntent(v.context)
+			R.id.button_bookmarks -> AllBookmarksActivity.newIntent(v.context)
 			R.id.button_more -> SuggestionsActivity.newIntent(v.context)
 			R.id.button_downloads -> DownloadsActivity.newIntent(v.context)
 			R.id.button_random -> {

app/src/main/kotlin/org/koitharu/kotatsu/main/ui/MainNavigationDelegate.kt

@@ -22,7 +22,7 @@ import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.flow.onStart
 import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.bookmarks.ui.BookmarksFragment
+import org.koitharu.kotatsu.bookmarks.ui.AllBookmarksFragment
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.core.prefs.NavItem
 import org.koitharu.kotatsu.core.ui.util.RecyclerViewOwner
@@ -144,7 +144,7 @@ class MainNavigationDelegate(
 				R.id.nav_feed -> FeedFragment::class.java
 				R.id.nav_local -> LocalListFragment::class.java
 				R.id.nav_suggestions -> SuggestionsFragment::class.java
-				R.id.nav_bookmarks -> BookmarksFragment::class.java
+				R.id.nav_bookmarks -> AllBookmarksFragment::class.java
 				R.id.nav_updated -> UpdatesFragment::class.java
 				else -> return false
 			},
@@ -158,7 +158,7 @@ class MainNavigationDelegate(
 		is FeedFragment -> R.id.nav_feed
 		is LocalListFragment -> R.id.nav_local
 		is SuggestionsFragment -> R.id.nav_suggestions
-		is BookmarksFragment -> R.id.nav_bookmarks
+		is AllBookmarksFragment -> R.id.nav_bookmarks
 		is UpdatesFragment -> R.id.nav_updated
 		else -> 0
 	}