Fixes

app/build.gradle

@@ -66,7 +66,7 @@ android {
 }
 dependencies {
 	implementation fileTree(dir: 'libs', include: ['*.jar', '*.aar'])
-	implementation 'com.github.nv95:kotatsu-parsers:6ab5743f66'
+	implementation 'com.github.nv95:kotatsu-parsers:fe243c8acf'
 
 	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.6.0'
 	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.6.0'
@@ -117,5 +117,4 @@ dependencies {
 	androidTestImplementation 'androidx.test:core-ktx:1.4.0'
 	androidTestImplementation 'androidx.test.ext:junit-ktx:1.1.3'
 	androidTestImplementation 'androidx.room:room-testing:2.4.2'
-	androidTestImplementation 'com.google.truth:truth:1.1.3'
 }

app/src/main/java/org/koitharu/kotatsu/core/prefs/SourceSettings.kt

@@ -7,6 +7,7 @@ import org.koitharu.kotatsu.parsers.config.MangaSourceConfig
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.model.SortOrder
 import org.koitharu.kotatsu.utils.ext.getEnumValue
+import org.koitharu.kotatsu.utils.ext.ifNullOrEmpty
 import org.koitharu.kotatsu.utils.ext.putEnumValue
 
 private const val KEY_SORT_ORDER = "sort_order"
@@ -22,7 +23,7 @@ class SourceSettings(context: Context, source: MangaSource) : MangaSourceConfig
 	@Suppress("UNCHECKED_CAST")
 	override fun <T> get(key: ConfigKey<T>): T {
 		return when (key) {
-			is ConfigKey.Domain -> prefs.getString(key.key, key.defaultValue) ?: key.defaultValue
+			is ConfigKey.Domain -> prefs.getString(key.key, key.defaultValue).ifNullOrEmpty { key.defaultValue }
 		} as T
 	}
 }

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

@@ -87,11 +87,11 @@ abstract class MangaListFragment : BaseFragment<FragmentListBinding>(),
 			isEnabled = isSwipeRefreshEnabled
 		}
 
-		viewModel.content.observe(viewLifecycleOwner, ::onListChanged)
-		viewModel.onError.observe(viewLifecycleOwner, ::onError)
-		viewModel.isLoading.observe(viewLifecycleOwner, ::onLoadingStateChanged)
 		viewModel.listMode.observe(viewLifecycleOwner, ::onListModeChanged)
 		viewModel.gridScale.observe(viewLifecycleOwner, ::onGridScaleChanged)
+		viewModel.isLoading.observe(viewLifecycleOwner, ::onLoadingStateChanged)
+		viewModel.content.observe(viewLifecycleOwner, ::onListChanged)
+		viewModel.onError.observe(viewLifecycleOwner, ::onError)
 	}
 
 	override fun onDestroyView() {
@@ -185,12 +185,10 @@ abstract class MangaListFragment : BaseFragment<FragmentListBinding>(),
 			right = insets.right,
 		)
 		if (activity is MainActivity) {
-			val topOffsetDiff = binding.recyclerView.paddingTop - headerHeight
 			binding.recyclerView.updatePadding(
 				top = headerHeight,
 				bottom = insets.bottom,
 			)
-			binding.recyclerView.scrollBy(0, topOffsetDiff)
 			binding.swipeRefreshLayout.setProgressViewOffset(
 				true,
 				headerHeight + resources.resolveDp(-72),

app/src/main/java/org/koitharu/kotatsu/list/ui/adapter/MangaListAdapter.kt

@@ -2,7 +2,6 @@ package org.koitharu.kotatsu.list.ui.adapter
 
 import androidx.lifecycle.LifecycleOwner
 import androidx.recyclerview.widget.DiffUtil
-import androidx.recyclerview.widget.RecyclerView
 import coil.ImageLoader
 import com.hannesdorfmann.adapterdelegates4.AsyncListDifferDelegationAdapter
 import org.koitharu.kotatsu.core.ui.DateTimeAgo

app/src/main/java/org/koitharu/kotatsu/utils/ext/StringExt.kt

@@ -0,0 +1,5 @@
+package org.koitharu.kotatsu.utils.ext
+
+inline fun String?.ifNullOrEmpty(defaultValue: () -> String): String {
+	return if (this.isNullOrEmpty()) defaultValue() else this
+}

app/src/main/res/layout/fragment_list.xml

@@ -15,7 +15,7 @@
 		android:orientation="vertical"
 		android:padding="@dimen/grid_spacing_outer"
 		app:fastScrollEnabled="true"
-		app:layoutManager="org.koitharu.kotatsu.base.ui.list.FitHeightLinearLayoutManager"
+		tools:layoutManager="org.koitharu.kotatsu.base.ui.list.FitHeightLinearLayoutManager"
 		tools:listitem="@layout/item_manga_list" />
 
 </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>