From 9fe1a7e2ae14c4d7e70bfd85516d91c44514f04a Mon Sep 17 00:00:00 2001
From: Hunter Nickel <dementor9@yahoo.com>
Date: Fri, 19 Nov 2021 09:24:46 -0700
Subject: [PATCH] Add feature to clear database manga by source (#6241)
* Implement feature to selectively clear manga from database based on it's source
* Code cleanup and refactoring
---
.../database/models/SourceIdMangaCount.kt | 3 +
.../data/database/queries/MangaQueries.kt | 20 +-
.../data/database/queries/RawQueries.kt | 12 ++
.../SourceIdMangaCountGetResolver.kt | 23 +++
.../ui/setting/SettingsAdvancedController.kt | 27 +--
.../database/ClearDatabaseController.kt | 172 ++++++++++++++++++
.../database/ClearDatabasePresenter.kt | 39 ++++
.../database/ClearDatabaseSourceItem.kt | 55 ++++++
.../res/layout/clear_database_controller.xml | 32 ++++
.../res/layout/clear_database_source_item.xml | 68 +++++++
app/src/main/res/values/strings.xml | 2 +
11 files changed, 426 insertions(+), 27 deletions(-)
create mode 100644 app/src/main/java/eu/kanade/tachiyomi/data/database/models/SourceIdMangaCount.kt
create mode 100644 app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/SourceIdMangaCountGetResolver.kt
create mode 100644 app/src/main/java/eu/kanade/tachiyomi/ui/setting/database/ClearDatabaseController.kt
create mode 100644 app/src/main/java/eu/kanade/tachiyomi/ui/setting/database/ClearDatabasePresenter.kt
create mode 100644 app/src/main/java/eu/kanade/tachiyomi/ui/setting/database/ClearDatabaseSourceItem.kt
create mode 100644 app/src/main/res/layout/clear_database_controller.xml
create mode 100644 app/src/main/res/layout/clear_database_source_item.xml
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/database/models/SourceIdMangaCount.kt b/app/src/main/java/eu/kanade/tachiyomi/data/database/models/SourceIdMangaCount.kt
new file mode 100644
index 0000000000..bb91e1337c
--- /dev/null
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/models/SourceIdMangaCount.kt
@@ -0,0 +1,3 @@
+package eu.kanade.tachiyomi.data.database.models
+
+data class SourceIdMangaCount(val source: Long, val count: Int)
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/MangaQueries.kt b/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/MangaQueries.kt
index 667720aa0b..e82305c07e 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/MangaQueries.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/MangaQueries.kt
@@ -1,5 +1,6 @@
package eu.kanade.tachiyomi.data.database.queries
+import com.pushtorefresh.storio.Queries
import com.pushtorefresh.storio.sqlite.operations.get.PreparedGetListOfObjects
import com.pushtorefresh.storio.sqlite.queries.DeleteQuery
import com.pushtorefresh.storio.sqlite.queries.Query
@@ -7,6 +8,7 @@ import com.pushtorefresh.storio.sqlite.queries.RawQuery
import eu.kanade.tachiyomi.data.database.DbProvider
import eu.kanade.tachiyomi.data.database.models.LibraryManga
import eu.kanade.tachiyomi.data.database.models.Manga
+import eu.kanade.tachiyomi.data.database.models.SourceIdMangaCount
import eu.kanade.tachiyomi.data.database.resolvers.LibraryMangaGetResolver
import eu.kanade.tachiyomi.data.database.resolvers.MangaCoverLastModifiedPutResolver
import eu.kanade.tachiyomi.data.database.resolvers.MangaFavoritePutResolver
@@ -14,6 +16,7 @@ import eu.kanade.tachiyomi.data.database.resolvers.MangaFlagsPutResolver
import eu.kanade.tachiyomi.data.database.resolvers.MangaLastUpdatedPutResolver
import eu.kanade.tachiyomi.data.database.resolvers.MangaNextUpdatedPutResolver
import eu.kanade.tachiyomi.data.database.resolvers.MangaTitlePutResolver
+import eu.kanade.tachiyomi.data.database.resolvers.SourceIdMangaCountGetResolver
import eu.kanade.tachiyomi.data.database.tables.CategoryTable
import eu.kanade.tachiyomi.data.database.tables.ChapterTable
import eu.kanade.tachiyomi.data.database.tables.MangaCategoryTable
@@ -70,6 +73,17 @@ interface MangaQueries : DbProvider {
)
.prepare()
+ fun getSourceIdsWithNonLibraryManga() = db.get()
+ .listOfObjects(SourceIdMangaCount::class.java)
+ .withQuery(
+ RawQuery.builder()
+ .query(getSourceIdsWithNonLibraryMangaQuery())
+ .observesTables(MangaTable.TABLE)
+ .build()
+ )
+ .withGetResolver(SourceIdMangaCountGetResolver.INSTANCE)
+ .prepare()
+
fun insertManga(manga: Manga) = db.put().`object`(manga).prepare()
fun insertMangas(mangas: List<Manga>) = db.put().objects(mangas).prepare()
@@ -123,12 +137,12 @@ interface MangaQueries : DbProvider {
fun deleteMangas(mangas: List<Manga>) = db.delete().objects(mangas).prepare()
- fun deleteMangasNotInLibrary() = db.delete()
+ fun deleteMangasNotInLibraryBySourceIds(sourceIds: List<Long>) = db.delete()
.byQuery(
DeleteQuery.builder()
.table(MangaTable.TABLE)
- .where("${MangaTable.COL_FAVORITE} = ?")
- .whereArgs(0)
+ .where("${MangaTable.COL_FAVORITE} = ? AND ${MangaTable.COL_SOURCE} IN (${Queries.placeholders(sourceIds.size)})")
+ .whereArgs(0, *sourceIds.toTypedArray())
.build()
)
.prepare()
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/RawQueries.kt b/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/RawQueries.kt
index c79246e6b1..57091cd07b 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/RawQueries.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/RawQueries.kt
@@ -1,5 +1,6 @@
package eu.kanade.tachiyomi.data.database.queries
+import eu.kanade.tachiyomi.data.database.resolvers.SourceIdMangaCountGetResolver
import eu.kanade.tachiyomi.data.database.tables.CategoryTable as Category
import eu.kanade.tachiyomi.data.database.tables.ChapterTable as Chapter
import eu.kanade.tachiyomi.data.database.tables.HistoryTable as History
@@ -142,3 +143,14 @@ fun getCategoriesForMangaQuery() =
${MangaCategory.TABLE}.${MangaCategory.COL_CATEGORY_ID}
WHERE ${MangaCategory.COL_MANGA_ID} = ?
"""
+
+/** Query to get the list of sources in the database that have
+ * non-library manga, and how many
+ */
+fun getSourceIdsWithNonLibraryMangaQuery() =
+ """
+ SELECT ${Manga.COL_SOURCE}, COUNT(*) as ${SourceIdMangaCountGetResolver.COL_COUNT}
+ FROM ${Manga.TABLE}
+ WHERE ${Manga.COL_FAVORITE} = 0
+ GROUP BY ${Manga.COL_SOURCE}
+ """
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/SourceIdMangaCountGetResolver.kt b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/SourceIdMangaCountGetResolver.kt
new file mode 100644
index 0000000000..ace4cc252c
--- /dev/null
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/SourceIdMangaCountGetResolver.kt
@@ -0,0 +1,23 @@
+package eu.kanade.tachiyomi.data.database.resolvers
+
+import android.annotation.SuppressLint
+import android.database.Cursor
+import com.pushtorefresh.storio.sqlite.operations.get.DefaultGetResolver
+import eu.kanade.tachiyomi.data.database.models.SourceIdMangaCount
+import eu.kanade.tachiyomi.data.database.tables.MangaTable
+
+class SourceIdMangaCountGetResolver : DefaultGetResolver<SourceIdMangaCount>() {
+
+ companion object {
+ val INSTANCE = SourceIdMangaCountGetResolver()
+ const val COL_COUNT = "manga_count"
+ }
+
+ @SuppressLint("Range")
+ override fun mapFromCursor(cursor: Cursor): SourceIdMangaCount {
+ val sourceID = cursor.getLong(cursor.getColumnIndex(MangaTable.COL_SOURCE))
+ val count = cursor.getInt(cursor.getColumnIndex(COL_COUNT))
+
+ return SourceIdMangaCount(sourceID, count)
+ }
+}
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsAdvancedController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsAdvancedController.kt
index 4ab35e05e4..858df6d165 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsAdvancedController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsAdvancedController.kt
@@ -1,10 +1,8 @@
package eu.kanade.tachiyomi.ui.setting
import android.annotation.SuppressLint
-import android.app.Dialog
import android.content.ActivityNotFoundException
import android.content.Intent
-import android.os.Bundle
import android.provider.Settings
import androidx.core.net.toUri
import androidx.preference.PreferenceScreen
@@ -20,8 +18,9 @@ import eu.kanade.tachiyomi.network.NetworkHelper
import eu.kanade.tachiyomi.network.PREF_DOH_ADGUARD
import eu.kanade.tachiyomi.network.PREF_DOH_CLOUDFLARE
import eu.kanade.tachiyomi.network.PREF_DOH_GOOGLE
-import eu.kanade.tachiyomi.ui.base.controller.DialogController
import eu.kanade.tachiyomi.ui.base.controller.openInBrowser
+import eu.kanade.tachiyomi.ui.base.controller.withFadeTransaction
+import eu.kanade.tachiyomi.ui.setting.database.ClearDatabaseController
import eu.kanade.tachiyomi.util.CrashLogUtil
import eu.kanade.tachiyomi.util.lang.launchIO
import eu.kanade.tachiyomi.util.lang.withUIContext
@@ -143,9 +142,7 @@ class SettingsAdvancedController : SettingsController() {
summaryRes = R.string.pref_clear_database_summary
onClick {
- val ctrl = ClearDatabaseDialogController()
- ctrl.targetController = this@SettingsAdvancedController
- ctrl.showDialog(router)
+ router.pushController(ClearDatabaseController().withFadeTransaction())
}
}
}
@@ -278,24 +275,6 @@ class SettingsAdvancedController : SettingsController() {
}
}
}
-
- class ClearDatabaseDialogController : DialogController() {
- override fun onCreateDialog(savedViewState: Bundle?): Dialog {
- return MaterialAlertDialogBuilder(activity!!)
- .setMessage(R.string.clear_database_confirmation)
- .setPositiveButton(android.R.string.ok) { _, _ ->
- (targetController as? SettingsAdvancedController)?.clearDatabase()
- }
- .setNegativeButton(android.R.string.cancel, null)
- .create()
- }
- }
-
- private fun clearDatabase() {
- db.deleteMangasNotInLibrary().executeAsBlocking()
- db.deleteHistoryNoLastRead().executeAsBlocking()
- activity?.toast(R.string.clear_database_completed)
- }
}
private const val CLEAR_CACHE_KEY = "pref_clear_cache_key"
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/database/ClearDatabaseController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/database/ClearDatabaseController.kt
new file mode 100644
index 0000000000..2b66018815
--- /dev/null
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/database/ClearDatabaseController.kt
@@ -0,0 +1,172 @@
+package eu.kanade.tachiyomi.ui.setting.database
+
+import android.annotation.SuppressLint
+import android.app.Dialog
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.Menu
+import android.view.MenuInflater
+import android.view.MenuItem
+import android.view.View
+import androidx.core.view.forEach
+import androidx.core.view.get
+import androidx.core.view.isVisible
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
+import dev.chrisbanes.insetter.applyInsetter
+import eu.davidea.flexibleadapter.FlexibleAdapter
+import eu.davidea.flexibleadapter.Payload
+import eu.kanade.tachiyomi.R
+import eu.kanade.tachiyomi.databinding.ClearDatabaseControllerBinding
+import eu.kanade.tachiyomi.ui.base.controller.DialogController
+import eu.kanade.tachiyomi.ui.base.controller.FabController
+import eu.kanade.tachiyomi.ui.base.controller.NucleusController
+import eu.kanade.tachiyomi.util.system.toast
+
+class ClearDatabaseController :
+ NucleusController<ClearDatabaseControllerBinding, ClearDatabasePresenter>(),
+ FlexibleAdapter.OnItemClickListener,
+ FlexibleAdapter.OnUpdateListener,
+ FabController {
+
+ private var recycler: RecyclerView? = null
+ private var adapter: FlexibleAdapter<ClearDatabaseSourceItem>? = null
+
+ private var menu: Menu? = null
+
+ private var actionFab: ExtendedFloatingActionButton? = null
+ private var actionFabScrollListener: RecyclerView.OnScrollListener? = null
+
+ init {
+ setHasOptionsMenu(true)
+ }
+
+ override fun createBinding(inflater: LayoutInflater): ClearDatabaseControllerBinding {
+ return ClearDatabaseControllerBinding.inflate(inflater)
+ }
+
+ override fun createPresenter(): ClearDatabasePresenter {
+ return ClearDatabasePresenter()
+ }
+
+ override fun getTitle(): String? {
+ return activity?.getString(R.string.pref_clear_database)
+ }
+
+ override fun onViewCreated(view: View) {
+ super.onViewCreated(view)
+
+ binding.recycler.applyInsetter {
+ type(navigationBars = true) {
+ padding()
+ }
+ }
+
+ adapter = FlexibleAdapter<ClearDatabaseSourceItem>(null, this, true)
+ binding.recycler.adapter = adapter
+ binding.recycler.layoutManager = LinearLayoutManager(activity)
+ binding.recycler.setHasFixedSize(true)
+ adapter?.fastScroller = binding.fastScroller
+ recycler = binding.recycler
+ }
+
+ override fun onDestroyView(view: View) {
+ adapter = null
+ super.onDestroyView(view)
+ }
+
+ override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
+ inflater.inflate(R.menu.generic_selection, menu)
+ this.menu = menu
+ menu.forEach { menuItem -> menuItem.isVisible = (adapter?.itemCount ?: 0) > 0 }
+ }
+
+ override fun onOptionsItemSelected(item: MenuItem): Boolean {
+ val adapter = adapter ?: return false
+ when (item.itemId) {
+ R.id.action_select_all -> adapter.selectAll()
+ R.id.action_select_inverse -> {
+ val currentSelection = adapter.selectedPositionsAsSet
+ val invertedSelection = (0..adapter.itemCount)
+ .filterNot { currentSelection.contains(it) }
+ currentSelection.clear()
+ currentSelection.addAll(invertedSelection)
+ }
+ }
+ updateFab()
+ adapter.notifyItemRangeChanged(0, adapter.itemCount, Payload.SELECTION)
+ return super.onOptionsItemSelected(item)
+ }
+
+ override fun onUpdateEmptyView(size: Int) {
+ if (size > 0) {
+ binding.emptyView.hide()
+ } else {
+ binding.emptyView.show(activity!!.getString(R.string.database_clean))
+ }
+
+ menu?.forEach { menuItem -> menuItem.isVisible = size > 0 }
+ }
+
+ override fun onItemClick(view: View?, position: Int): Boolean {
+ val adapter = adapter ?: return false
+ adapter.toggleSelection(position)
+ adapter.notifyItemChanged(position, Payload.SELECTION)
+ updateFab()
+ return true
+ }
+
+ fun setItems(items: List<ClearDatabaseSourceItem>) {
+ adapter?.updateDataSet(items)
+ }
+
+ override fun configureFab(fab: ExtendedFloatingActionButton) {
+ fab.setIconResource(R.drawable.ic_delete_24dp)
+ fab.setText(R.string.action_delete)
+ fab.isVisible = false
+ fab.setOnClickListener {
+ val ctrl = ClearDatabaseSourcesDialog()
+ ctrl.targetController = this
+ ctrl.showDialog(router)
+ }
+ actionFab = fab
+ }
+
+ private fun updateFab() {
+ val adapter = adapter ?: return
+ actionFab?.isVisible = adapter.selectedItemCount > 0
+ }
+
+ override fun cleanupFab(fab: ExtendedFloatingActionButton) {
+ actionFab?.setOnClickListener(null)
+ actionFabScrollListener?.let { recycler?.removeOnScrollListener(it) }
+ actionFab = null
+ }
+
+ class ClearDatabaseSourcesDialog : DialogController() {
+ override fun onCreateDialog(savedViewState: Bundle?): Dialog {
+ return MaterialAlertDialogBuilder(activity!!)
+ .setMessage(R.string.clear_database_confirmation)
+ .setPositiveButton(android.R.string.ok) { _, _ ->
+ (targetController as? ClearDatabaseController)?.clearDatabaseForSelectedSources()
+ }
+ .setNegativeButton(android.R.string.cancel, null)
+ .create()
+ }
+ }
+
+ @SuppressLint("NotifyDataSetChanged")
+ private fun clearDatabaseForSelectedSources() {
+ val adapter = adapter ?: return
+ val selectedSourceIds = adapter.selectedPositions.mapNotNull { position ->
+ adapter.getItem(position)?.source?.id
+ }
+ presenter.clearDatabaseForSourceIds(selectedSourceIds)
+ actionFab!!.isVisible = false
+ adapter.clearSelection()
+ adapter.notifyDataSetChanged()
+ activity?.toast(R.string.clear_database_completed)
+ }
+}
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/database/ClearDatabasePresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/database/ClearDatabasePresenter.kt
new file mode 100644
index 0000000000..05dafd73c0
--- /dev/null
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/database/ClearDatabasePresenter.kt
@@ -0,0 +1,39 @@
+package eu.kanade.tachiyomi.ui.setting.database
+
+import android.os.Bundle
+import eu.kanade.tachiyomi.data.database.DatabaseHelper
+import eu.kanade.tachiyomi.source.SourceManager
+import eu.kanade.tachiyomi.ui.base.presenter.BasePresenter
+import rx.Observable
+import rx.schedulers.Schedulers
+import uy.kohesive.injekt.Injekt
+import uy.kohesive.injekt.api.get
+
+class ClearDatabasePresenter : BasePresenter<ClearDatabaseController>() {
+
+ private val db = Injekt.get<DatabaseHelper>()
+
+ private val sourceManager = Injekt.get<SourceManager>()
+
+ override fun onCreate(savedState: Bundle?) {
+ super.onCreate(savedState)
+ getDatabaseSourcesObservable()
+ .subscribeOn(Schedulers.io())
+ .subscribeLatestCache(ClearDatabaseController::setItems)
+ }
+
+ fun clearDatabaseForSourceIds(sources: List<Long>) {
+ db.deleteMangasNotInLibraryBySourceIds(sources).executeAsBlocking()
+ db.deleteHistoryNoLastRead().executeAsBlocking()
+ }
+
+ private fun getDatabaseSourcesObservable(): Observable<List<ClearDatabaseSourceItem>> {
+ return db.getSourceIdsWithNonLibraryManga().asRxObservable()
+ .map { sourceCounts ->
+ sourceCounts.map {
+ val sourceObj = sourceManager.getOrStub(it.source)
+ ClearDatabaseSourceItem(sourceObj, it.count)
+ }.sortedBy { it.source.name }
+ }
+ }
+}
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/database/ClearDatabaseSourceItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/database/ClearDatabaseSourceItem.kt
new file mode 100644
index 0000000000..f599c8e804
--- /dev/null
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/database/ClearDatabaseSourceItem.kt
@@ -0,0 +1,55 @@
+package eu.kanade.tachiyomi.ui.setting.database
+
+import android.view.View
+import androidx.recyclerview.widget.RecyclerView
+import eu.davidea.flexibleadapter.FlexibleAdapter
+import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
+import eu.davidea.flexibleadapter.items.IFlexible
+import eu.davidea.viewholders.FlexibleViewHolder
+import eu.kanade.tachiyomi.R
+import eu.kanade.tachiyomi.databinding.ClearDatabaseSourceItemBinding
+import eu.kanade.tachiyomi.source.LocalSource
+import eu.kanade.tachiyomi.source.Source
+import eu.kanade.tachiyomi.source.SourceManager
+import eu.kanade.tachiyomi.source.icon
+
+data class ClearDatabaseSourceItem(val source: Source, private val mangaCount: Int) : AbstractFlexibleItem<ClearDatabaseSourceItem.Holder>() {
+
+ override fun getLayoutRes(): Int {
+ return R.layout.clear_database_source_item
+ }
+
+ override fun createViewHolder(view: View, adapter: FlexibleAdapter<IFlexible<RecyclerView.ViewHolder>>): Holder {
+ return Holder(view, adapter)
+ }
+
+ override fun bindViewHolder(adapter: FlexibleAdapter<IFlexible<RecyclerView.ViewHolder>>?, holder: Holder?, position: Int, payloads: MutableList<Any>?) {
+ if (payloads.isNullOrEmpty()) {
+ holder?.bind(source, mangaCount)
+ } else {
+ holder?.updateCheckbox()
+ }
+ }
+
+ class Holder(view: View, adapter: FlexibleAdapter<*>) : FlexibleViewHolder(view, adapter) {
+
+ private val binding = ClearDatabaseSourceItemBinding.bind(view)
+
+ fun bind(source: Source, count: Int) {
+ binding.title.text = source.toString()
+ binding.description.text = itemView.context.getString(R.string.clear_database_source_item_count, count)
+
+ itemView.post {
+ when {
+ source.id == LocalSource.ID -> binding.thumbnail.setImageResource(R.mipmap.ic_local_source)
+ source is SourceManager.StubSource -> binding.thumbnail.setImageDrawable(null)
+ source.icon() != null -> binding.thumbnail.setImageDrawable(source.icon())
+ }
+ }
+ }
+
+ fun updateCheckbox() {
+ binding.checkbox.isChecked = (bindingAdapter as FlexibleAdapter<*>).isSelected(bindingAdapterPosition)
+ }
+ }
+}
diff --git a/app/src/main/res/layout/clear_database_controller.xml b/app/src/main/res/layout/clear_database_controller.xml
new file mode 100644
index 0000000000..70027af456
--- /dev/null
+++ b/app/src/main/res/layout/clear_database_controller.xml
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ xmlns:tools="http://schemas.android.com/tools"
+ xmlns:app="http://schemas.android.com/apk/res-auto"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent">
+
+ <androidx.recyclerview.widget.RecyclerView
+ android:id="@+id/recycler"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ android:choiceMode="multipleChoice"
+ android:clipToPadding="false"
+ android:paddingBottom="@dimen/fab_list_padding"
+ tools:listitem="@layout/clear_database_source_item" />
+
+ <eu.kanade.tachiyomi.widget.MaterialFastScroll
+ android:id="@+id/fast_scroller"
+ android:layout_width="wrap_content"
+ android:layout_height="match_parent"
+ android:layout_gravity="end"
+ app:fastScrollerBubbleEnabled="false"
+ tools:visibility="visible" />
+
+ <eu.kanade.tachiyomi.widget.EmptyView
+ android:id="@+id/empty_view"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:layout_gravity="center"
+ android:visibility="gone" />
+
+</FrameLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/clear_database_source_item.xml b/app/src/main/res/layout/clear_database_source_item.xml
new file mode 100644
index 0000000000..823668a53b
--- /dev/null
+++ b/app/src/main/res/layout/clear_database_source_item.xml
@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ xmlns:app="http://schemas.android.com/apk/res-auto"
+ xmlns:tools="http://schemas.android.com/tools"
+ android:layout_width="match_parent"
+ android:layout_height="56dp"
+ android:background="@drawable/list_item_selector_background"
+ android:paddingStart="8dp"
+ android:paddingEnd="16dp">
+
+
+ <ImageView
+ android:id="@+id/thumbnail"
+ android:layout_width="0dp"
+ android:layout_height="0dp"
+ android:paddingHorizontal="8dp"
+ app:layout_constraintDimensionRatio="1:1"
+ app:layout_constraintStart_toStartOf="parent"
+ app:layout_constraintTop_toTopOf="parent"
+ app:layout_constraintBottom_toBottomOf="parent"
+ tools:ignore="ContentDescription"
+ tools:src="@mipmap/ic_launcher" />
+
+ <TextView
+ android:id="@+id/title"
+ style="?attr/textAppearanceBodyMedium"
+ android:layout_width="0dp"
+ android:layout_height="wrap_content"
+ android:paddingStart="0dp"
+ android:paddingEnd="8dp"
+ android:ellipsize="middle"
+ android:maxLines="1"
+ app:layout_constraintStart_toEndOf="@+id/thumbnail"
+ app:layout_constraintEnd_toStartOf="@id/checkbox"
+ app:layout_constraintTop_toTopOf="parent"
+ app:layout_constraintBottom_toTopOf="@id/description"
+ app:layout_constraintVertical_chainStyle="packed"
+ tools:text="Source Name (LN)" />
+
+ <TextView
+ android:id="@+id/description"
+ style="?attr/textAppearanceBodySmall"
+ android:layout_width="0dp"
+ android:layout_height="wrap_content"
+ android:ellipsize="end"
+ android:maxLines="1"
+ app:layout_constraintStart_toEndOf="@+id/thumbnail"
+ app:layout_constraintEnd_toStartOf="@id/checkbox"
+ app:layout_constraintTop_toBottomOf="@id/title"
+ app:layout_constraintBottom_toBottomOf="parent"
+ tools:text="999 non-library manga in database" />
+
+ <CheckBox
+ android:id="@+id/checkbox"
+ android:layout_width="0dp"
+ android:layout_height="match_parent"
+ android:paddingStart="16dp"
+ android:paddingEnd="16dp"
+ android:clickable="false"
+ android:background="@android:color/transparent"
+ android:longClickable="false"
+ app:layout_constraintEnd_toEndOf="parent"
+ app:layout_constraintTop_toTopOf="parent"
+ app:layout_constraintBottom_toBottomOf="parent"
+ app:layout_constraintDimensionRatio="1:2"
+ />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 57dc9f0f26..a6ff4ad9b8 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -461,8 +461,10 @@
<string name="pref_auto_clear_chapter_cache">Clear chapter cache on app close</string>
<string name="pref_clear_database">Clear database</string>
<string name="pref_clear_database_summary">Delete history for manga that are not saved in your library</string>
+ <string name="clear_database_source_item_count">%1$d non-library manga in database</string>
<string name="clear_database_confirmation">Are you sure? Read chapters and progress of non-library manga will be lost</string>
<string name="clear_database_completed">Entries deleted</string>
+ <string name="database_clean">Database clean</string>
<string name="pref_refresh_library_covers">Refresh library manga covers</string>
<string name="pref_refresh_library_tracking">Refresh tracking</string>
<string name="pref_refresh_library_tracking_summary">Updates status, score and last chapter read from the tracking services</string>