Fixes

app/src/main/kotlin/org/koitharu/kotatsu/core/util/ext/View.kt

@@ -8,6 +8,7 @@ import android.view.ViewGroup
 import android.view.ViewParent
 import android.view.inputmethod.InputMethodManager
 import android.widget.Checkable
+import android.widget.CompoundButton
 import androidx.core.view.children
 import androidx.recyclerview.widget.RecyclerView
 import androidx.viewpager2.widget.ViewPager2

app/src/main/kotlin/org/koitharu/kotatsu/explore/data/MangaSourcesRepository.kt

@@ -68,6 +68,14 @@ class MangaSourcesRepository @Inject constructor(
 		}
 	}
 
+	suspend fun setSourcesEnabledExclusive(sources: Set<MangaSource>) {
+		db.withTransaction {
+			for (s in remoteSources) {
+				dao.setEnabled(s.name, s in sources)
+			}
+		}
+	}
+
 	suspend fun setSourcesEnabled(sources: Iterable<MangaSource>, isEnabled: Boolean) {
 		db.withTransaction {
 			for (s in sources) {

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

@@ -28,13 +28,13 @@ import org.koitharu.kotatsu.core.ui.widgets.TipView
 import org.koitharu.kotatsu.core.util.ext.addMenuProvider
 import org.koitharu.kotatsu.core.util.ext.observe
 import org.koitharu.kotatsu.core.util.ext.observeEvent
-import org.koitharu.kotatsu.core.util.ext.scaleUpActivityOptionsOf
 import org.koitharu.kotatsu.databinding.FragmentExploreBinding
 import org.koitharu.kotatsu.details.ui.DetailsActivity
 import org.koitharu.kotatsu.download.ui.list.DownloadsActivity
 import org.koitharu.kotatsu.explore.ui.adapter.ExploreAdapter
 import org.koitharu.kotatsu.explore.ui.adapter.ExploreListEventListener
 import org.koitharu.kotatsu.explore.ui.model.MangaSourceItem
+import org.koitharu.kotatsu.list.ui.adapter.TypedListSpacingDecoration
 import org.koitharu.kotatsu.list.ui.model.ListHeader
 import org.koitharu.kotatsu.list.ui.model.TipModel
 import org.koitharu.kotatsu.parsers.model.Manga
@@ -57,7 +57,6 @@ class ExploreFragment :
 
 	private val viewModel by viewModels<ExploreViewModel>()
 	private var exploreAdapter: ExploreAdapter? = null
-	private var paddingHorizontal = 0
 
 	override val recyclerView: RecyclerView
 		get() = requireViewBinding().recyclerView
@@ -75,8 +74,7 @@ class ExploreFragment :
 			adapter = exploreAdapter
 			setHasFixedSize(true)
 			SpanSizeResolver(this, resources.getDimensionPixelSize(R.dimen.explore_grid_width)).attach()
-			val spacing = resources.getDimensionPixelOffset(R.dimen.list_spacing)
-			paddingHorizontal = spacing
+			addItemDecoration(TypedListSpacingDecoration(context))
 		}
 		addMenuProvider(ExploreMenuProvider(binding.root.context, viewModel))
 		viewModel.content.observe(viewLifecycleOwner) {
@@ -97,8 +95,9 @@ class ExploreFragment :
 	}
 
 	override fun onWindowInsetsChanged(insets: Insets) {
-		requireViewBinding().recyclerView.updatePadding(
-			bottom = insets.bottom,
+		val rv = requireViewBinding().recyclerView
+		rv.updatePadding(
+			bottom = insets.bottom + rv.paddingTop,
 		)
 	}
 

app/src/main/kotlin/org/koitharu/kotatsu/list/ui/MangaListFragment.kt

@@ -204,10 +204,11 @@ abstract class MangaListFragment :
 	}
 
 	override fun onWindowInsetsChanged(insets: Insets) {
-		requireViewBinding().recyclerView.updatePadding(
-			bottom = insets.bottom,
+		val rv = requireViewBinding().recyclerView
+		rv.updatePadding(
+			bottom = insets.bottom + rv.paddingTop,
 		)
-		requireViewBinding().recyclerView.fastScroller.updateLayoutParams<MarginLayoutParams> {
+		rv.fastScroller.updateLayoutParams<MarginLayoutParams> {
 			bottomMargin = insets.bottom
 		}
 		if (activity is MainActivity) {

app/src/main/kotlin/org/koitharu/kotatsu/list/ui/adapter/TypedListSpacingDecoration.kt

@@ -29,7 +29,10 @@ class TypedListSpacingDecoration(
 			ListItemType.FILTER_TAG -> outRect.set(0)
 
 			ListItemType.HEADER -> outRect.set(spacingList, 0, spacingList, 0)
-			ListItemType.MANGA_LIST -> outRect.set(spacingList)
+
+			ListItemType.EXPLORE_SOURCE_LIST,
+			ListItemType.MANGA_LIST -> outRect.set(spacingList, 0, spacingList, 0)
+
 			ListItemType.DOWNLOAD,
 			ListItemType.MANGA_LIST_DETAILED -> outRect.set(spacingList)
 
@@ -43,7 +46,6 @@ class TypedListSpacingDecoration(
 			ListItemType.STATE_EMPTY,
 			ListItemType.EXPLORE_BUTTONS,
 			ListItemType.EXPLORE_SOURCE_GRID,
-			ListItemType.EXPLORE_SOURCE_LIST,
 			ListItemType.EXPLORE_SUGGESTION,
 			ListItemType.MANGA_NESTED_GROUP,
 			null -> outRect.set(0)

app/src/main/kotlin/org/koitharu/kotatsu/search/ui/multi/MultiSearchViewModel.kt

@@ -107,6 +107,9 @@ class MultiSearchViewModel @Inject constructor(
 	@CheckResult
 	private fun searchImpl(q: String): Flow<List<MultiSearchListModel>> = channelFlow {
 		val sources = sourcesRepository.getEnabledSources()
+		if (sources.isEmpty()) {
+			return@channelFlow
+		}
 		val semaphore = Semaphore(MAX_PARALLELISM)
 		for (source in sources) {
 			launch {

app/src/main/kotlin/org/koitharu/kotatsu/settings/onboard/OnboardViewModel.kt

@@ -1,6 +1,5 @@
 package org.koitharu.kotatsu.settings.onboard
 
-import androidx.annotation.WorkerThread
 import androidx.core.os.LocaleListCompat
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.Dispatchers
@@ -10,9 +9,11 @@ import org.koitharu.kotatsu.core.ui.BaseViewModel
 import org.koitharu.kotatsu.core.util.ext.map
 import org.koitharu.kotatsu.core.util.ext.mapToSet
 import org.koitharu.kotatsu.explore.data.MangaSourcesRepository
+import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.util.mapNotNullToSet
 import org.koitharu.kotatsu.parsers.util.toTitleCase
 import org.koitharu.kotatsu.settings.onboard.model.SourceLocale
+import java.util.EnumSet
 import java.util.Locale
 import javax.inject.Inject
 
@@ -43,8 +44,7 @@ class OnboardViewModel @Inject constructor(
 					repository.getEnabledSources().mapNotNullToSet { x -> x.locale },
 				)
 			}
-			rebuildList()
-			repository.assimilateNewSources()
+			commit()
 		}
 	}
 
@@ -58,15 +58,16 @@ class OnboardViewModel @Inject constructor(
 			val prevJob = updateJob
 			updateJob = launchJob(Dispatchers.Default) {
 				prevJob.join()
-				val sources = allSources.filter { x -> x.locale == key }
-				repository.setSourcesEnabled(sources, isChecked)
-				rebuildList()
+				commit()
 			}
 		}
 	}
 
-	@WorkerThread
-	private fun rebuildList() {
+	private suspend fun commit() {
+		val enabledSources = allSources.filterTo(EnumSet.noneOf(MangaSource::class.java)) { x ->
+			x.locale in selectedLocales
+		}
+		repository.setSourcesEnabledExclusive(enabledSources)
 		list.value = locales.map { (key, srcs) ->
 			val locale = if (key != null) {
 				Locale(key)

app/src/main/kotlin/org/koitharu/kotatsu/settings/onboard/adapter/SourceLocaleAD.kt

@@ -1,5 +1,6 @@
 package org.koitharu.kotatsu.settings.onboard.adapter
 
+import android.widget.CompoundButton
 import com.hannesdorfmann.adapterdelegates4.dsl.adapterDelegateViewBinding
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.util.ext.setChecked
@@ -13,13 +14,16 @@ fun sourceLocaleAD(
 	{ inflater, parent -> ItemSourceLocaleBinding.inflate(inflater, parent, false) },
 ) {
 
-	binding.switchToggle.setOnCheckedChangeListener { _, isChecked ->
+	val checkedChangeListener = CompoundButton.OnCheckedChangeListener { _, isChecked ->
 		listener.onItemCheckedChanged(item, isChecked)
 	}
+	binding.switchToggle.setOnCheckedChangeListener(checkedChangeListener)
 
 	bind { payloads ->
 		binding.textViewTitle.text = item.title ?: getString(R.string.different_languages)
 		binding.textViewDescription.textAndVisible = item.summary
+		binding.switchToggle.setOnCheckedChangeListener(null)
 		binding.switchToggle.setChecked(item.isChecked, payloads.isNotEmpty())
+		binding.switchToggle.setOnCheckedChangeListener(checkedChangeListener)
 	}
 }