Fixes

app/build.gradle

@@ -14,8 +14,8 @@ android {
 		applicationId 'org.koitharu.kotatsu'
 		minSdkVersion 21
 		targetSdkVersion 32
-		versionCode 423
-		versionName '3.4.11'
+		versionCode 427
+		versionName '3.4.15'
 		generatedDensities = []
 		testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
 
@@ -79,7 +79,7 @@ afterEvaluate {
 	}
 }
 dependencies {
-	implementation('com.github.KotatsuApp:kotatsu-parsers:f112a06ab6') {
+	implementation('com.github.KotatsuApp:kotatsu-parsers:b3a9c5fcda') {
 		exclude group: 'org.json', module: 'json'
 	}
 
@@ -99,7 +99,7 @@ dependencies {
 	implementation 'androidx.preference:preference-ktx:1.2.0'
 	implementation 'androidx.work:work-runtime-ktx:2.7.1'
 	implementation 'androidx.biometric:biometric-ktx:1.2.0-alpha04'
-	implementation 'com.google.android.material:material:1.7.0-beta01'
+	implementation 'com.google.android.material:material:1.7.0-rc01'
 	//noinspection LifecycleAnnotationProcessorWithJava8
 	kapt 'androidx.lifecycle:lifecycle-compiler:2.5.1'
 
@@ -119,8 +119,8 @@ dependencies {
 	implementation 'com.davemorrissey.labs:subsampling-scale-image-view-androidx:3.10.0'
 	implementation 'com.github.solkin:disk-lru-cache:1.4'
 
-	implementation 'ch.acra:acra-mail:5.9.5'
-	implementation 'ch.acra:acra-dialog:5.9.5'
+	implementation 'ch.acra:acra-mail:5.9.6'
+	implementation 'ch.acra:acra-dialog:5.9.6'
 
 	debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.9.1'
 

app/proguard-rules.pro

@@ -10,4 +10,6 @@
 }
 -keep public class ** extends org.koitharu.kotatsu.base.ui.BaseFragment
 -keep class org.koitharu.kotatsu.core.db.entity.* { *; }
--dontwarn okhttp3.internal.platform.ConscryptPlatform
+-dontwarn okhttp3.internal.platform.ConscryptPlatform
+-keep class org.koitharu.kotatsu.core.exceptions.* { *; }
+-keep class org.koitharu.kotatsu.settings.NotificationSettingsLegacyFragment

app/src/main/java/org/koitharu/kotatsu/browser/cloudflare/CloudFlareDialog.kt

@@ -25,7 +25,7 @@ class CloudFlareDialog : AlertDialogFragment<FragmentCloudflareBinding>(), Cloud
 
 	override fun onInflateView(
 		inflater: LayoutInflater,
-		container: ViewGroup?
+		container: ViewGroup?,
 	) = FragmentCloudflareBinding.inflate(inflater, container, false)
 
 	@SuppressLint("SetJavaScriptEnabled")
@@ -49,6 +49,7 @@ class CloudFlareDialog : AlertDialogFragment<FragmentCloudflareBinding>(), Cloud
 
 	override fun onDestroyView() {
 		binding.webView.stopLoading()
+		binding.webView.destroy()
 		super.onDestroyView()
 	}
 
@@ -77,7 +78,7 @@ class CloudFlareDialog : AlertDialogFragment<FragmentCloudflareBinding>(), Cloud
 
 	override fun onCheckPassed() {
 		pendingResult.putBoolean(EXTRA_RESULT, true)
-		dismiss()
+		dismissAllowingStateLoss()
 	}
 
 	companion object {

app/src/main/java/org/koitharu/kotatsu/core/model/parcelable/ParcelableManga.kt

@@ -6,7 +6,7 @@ import org.koitharu.kotatsu.parsers.model.Manga
 
 // Limits to avoid TransactionTooLargeException
 private const val MAX_SAFE_SIZE = 1024 * 512 // Assume that 512 kb is safe parcel size
-private const val MAX_SAFE_CHAPTERS_COUNT = 40 // this is 100% safe
+private const val MAX_SAFE_CHAPTERS_COUNT = 32 // this is 100% safe
 
 class ParcelableManga(
 	val manga: Manga,

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

@@ -14,9 +14,6 @@ import java.io.File
 import java.text.DateFormat
 import java.text.SimpleDateFormat
 import java.util.*
-import kotlinx.coroutines.channels.awaitClose
-import kotlinx.coroutines.channels.trySendBlocking
-import kotlinx.coroutines.flow.callbackFlow
 import org.koitharu.kotatsu.BuildConfig
 import org.koitharu.kotatsu.core.model.ZoomMode
 import org.koitharu.kotatsu.core.network.DoHProvider
@@ -64,6 +61,9 @@ class AppSettings(context: Context) {
 	val readerPageSwitch: Set<String>
 		get() = prefs.getStringSet(KEY_READER_SWITCHERS, null) ?: setOf(PAGE_SWITCH_TAPS)
 
+	val isReaderTapsAdaptive: Boolean
+		get() = !prefs.getBoolean(KEY_READER_TAPS_LTR, false)
+
 	var isTrafficWarningEnabled: Boolean
 		get() = prefs.getBoolean(KEY_TRAFFIC_WARNING, true)
 		set(value) = prefs.edit { putBoolean(KEY_TRAFFIC_WARNING, value) }
@@ -314,6 +314,7 @@ class AppSettings(context: Context) {
 		const val KEY_DOWNLOADS_SLOWDOWN = "downloads_slowdown"
 		const val KEY_ALL_FAVOURITES_VISIBLE = "all_favourites_visible"
 		const val KEY_DOH = "doh"
+		const val KEY_READER_TAPS_LTR = "reader_taps_ltr"
 
 		// About
 		const val KEY_APP_UPDATE = "app_update"

app/src/main/java/org/koitharu/kotatsu/details/ui/ChaptersFragment.kt

@@ -12,6 +12,7 @@ import androidx.core.view.MenuProvider
 import androidx.core.view.isVisible
 import androidx.core.view.updatePadding
 import com.google.android.material.snackbar.Snackbar
+import kotlin.math.roundToInt
 import org.koin.androidx.viewmodel.ext.android.sharedViewModel
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.base.ui.BaseFragment
@@ -29,7 +30,6 @@ import org.koitharu.kotatsu.reader.ui.ReaderActivity
 import org.koitharu.kotatsu.reader.ui.ReaderState
 import org.koitharu.kotatsu.utils.RecyclerViewScrollCallback
 import org.koitharu.kotatsu.utils.ext.addMenuProvider
-import kotlin.math.roundToInt
 
 class ChaptersFragment :
 	BaseFragment<FragmentChaptersBinding>(),
@@ -46,7 +46,7 @@ class ChaptersFragment :
 
 	override fun onInflateView(
 		inflater: LayoutInflater,
-		container: ViewGroup?
+		container: ViewGroup?,
 	) = FragmentChaptersBinding.inflate(inflater, container, false)
 
 	override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
@@ -98,7 +98,7 @@ class ChaptersFragment :
 				manga = viewModel.manga.value ?: return,
 				state = ReaderState(item.chapter.id, 0, 0),
 			),
-			options.toBundle()
+			options.toBundle(),
 		)
 	}
 
@@ -128,7 +128,7 @@ class ChaptersFragment :
 						Snackbar.make(
 							binding.recyclerViewChapters,
 							R.string.chapters_will_removed_background,
-							Snackbar.LENGTH_LONG
+							Snackbar.LENGTH_LONG,
 						).show()
 					}
 				}
@@ -271,8 +271,8 @@ class ChaptersFragment :
 		}
 
 		override fun onPrepareMenu(menu: Menu) {
-			menu.findItem(R.id.action_reversed).isChecked = viewModel.isChaptersReversed.value == true
-			menu.findItem(R.id.action_search).isVisible = viewModel.isChaptersEmpty.value == false
+			menu.findItem(R.id.action_reversed)?.isChecked = viewModel.isChaptersReversed.value == true
+			menu.findItem(R.id.action_search)?.isVisible = viewModel.isChaptersEmpty.value == false
 		}
 
 		override fun onMenuItemSelected(menuItem: MenuItem): Boolean = when (menuItem.itemId) {

app/src/main/java/org/koitharu/kotatsu/download/domain/DownloadManager.kt

@@ -150,7 +150,7 @@ class DownloadManager(
 					}
 					outState.value = DownloadState.PostProcessing(startId, data, cover)
 					output.mergeWithExisting()
-					output.finalize()
+					output.finish()
 					val localManga = localMangaRepository.getFromFile(output.file)
 					outState.value = DownloadState.Done(startId, data, cover, localManga)
 				} catch (e: CancellationException) {

app/src/main/java/org/koitharu/kotatsu/history/ui/HistoryListMenuProvider.kt

@@ -5,9 +5,9 @@ import android.view.Menu
 import android.view.MenuInflater
 import android.view.MenuItem
 import androidx.core.view.MenuProvider
+import com.google.android.material.R as materialR
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import org.koitharu.kotatsu.R
-import com.google.android.material.R as materialR
 
 class HistoryListMenuProvider(
 	private val context: Context,
@@ -38,6 +38,6 @@ class HistoryListMenuProvider(
 	}
 
 	override fun onPrepareMenu(menu: Menu) {
-		menu.findItem(R.id.action_history_grouping).isChecked = viewModel.isGroupingEnabled.value == true
+		menu.findItem(R.id.action_history_grouping)?.isChecked = viewModel.isGroupingEnabled.value == true
 	}
 }

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

@@ -1,13 +1,16 @@
 @file:SuppressLint("UnsafeOptInUsageError")
+
 package org.koitharu.kotatsu.list.ui.adapter
 
 import android.annotation.SuppressLint
 import android.view.View
+import androidx.annotation.CheckResult
 import androidx.core.view.doOnNextLayout
 import com.google.android.material.badge.BadgeDrawable
 import com.google.android.material.badge.BadgeUtils
 import org.koitharu.kotatsu.R
 
+@CheckResult
 fun View.bindBadge(badge: BadgeDrawable?, counter: Int): BadgeDrawable? {
 	return if (counter > 0) {
 		val badgeDrawable = badge ?: initBadge(this)

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

@@ -46,7 +46,7 @@ fun mangaListDetailedItemAD(
 		}
 		binding.textViewRating.textAndVisible = item.rating
 		binding.textViewTags.text = item.tags
-		itemView.bindBadge(badge, item.counter)
+		badge = itemView.bindBadge(badge, item.counter)
 	}
 
 	onViewRecycled {

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

@@ -40,7 +40,7 @@ fun mangaListItemAD(
 			lifecycle(lifecycleOwner)
 			enqueueWith(coil)
 		}
-		itemView.bindBadge(badge, item.counter)
+		badge = itemView.bindBadge(badge, item.counter)
 	}
 
 	onViewRecycled {

app/src/main/java/org/koitharu/kotatsu/local/domain/CbzMangaOutput.kt

@@ -1,6 +1,8 @@
 package org.koitharu.kotatsu.local.domain
 
 import androidx.annotation.WorkerThread
+import java.io.File
+import java.util.zip.ZipFile
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.runInterruptible
 import okio.Closeable
@@ -11,8 +13,6 @@ import org.koitharu.kotatsu.parsers.model.MangaChapter
 import org.koitharu.kotatsu.parsers.util.toFileNameSafe
 import org.koitharu.kotatsu.utils.ext.deleteAwait
 import org.koitharu.kotatsu.utils.ext.readText
-import java.io.File
-import java.util.zip.ZipFile
 
 class CbzMangaOutput(
 	val file: File,
@@ -62,7 +62,7 @@ class CbzMangaOutput(
 		index.addChapter(chapter)
 	}
 
-	suspend fun finalize() {
+	suspend fun finish() {
 		runInterruptible(Dispatchers.IO) {
 			output.put(ENTRY_NAME_INDEX, index.toString())
 			output.finish()
@@ -89,7 +89,7 @@ class CbzMangaOutput(
 					otherIndex = MangaIndex(
 						zip.getInputStream(entry).use {
 							it.reader().readText()
-						}
+						},
 					)
 				} else {
 					output.copyEntryFrom(zip, entry)

app/src/main/java/org/koitharu/kotatsu/local/domain/LocalMangaRepository.kt

@@ -48,6 +48,7 @@ class LocalMangaRepository(private val storageManager: LocalStorageManager) : Ma
 					x.altTitle?.contains(query, ignoreCase = true) == true
 			}
 		}
+		list.sortWith(compareBy(AlphanumComparator()) { x -> x.title })
 		return list
 	}
 
@@ -61,6 +62,7 @@ class LocalMangaRepository(private val storageManager: LocalStorageManager) : Ma
 				x.tags.containsAll(tags)
 			}
 		}
+		list.sortWith(compareBy(AlphanumComparator()) { x -> x.title })
 		return list
 	}
 

app/src/main/java/org/koitharu/kotatsu/main/ui/protect/AppProtectHelper.kt

@@ -4,6 +4,7 @@ import android.app.Activity
 import android.app.Application
 import android.content.Intent
 import android.os.Bundle
+import org.acra.dialog.CrashReportDialog
 import org.koitharu.kotatsu.core.prefs.AppSettings
 
 class AppProtectHelper(private val settings: AppSettings) : Application.ActivityLifecycleCallbacks {
@@ -11,7 +12,7 @@ class AppProtectHelper(private val settings: AppSettings) : Application.Activity
 	private var isUnlocked = settings.appPassword.isNullOrEmpty()
 
 	override fun onActivityCreated(activity: Activity, savedInstanceState: Bundle?) {
-		if (activity !is ProtectActivity && !isUnlocked) {
+		if (!isUnlocked && activity !is ProtectActivity && activity !is CrashReportDialog) {
 			val sourceIntent = Intent(activity, activity.javaClass)
 			activity.intent?.let {
 				sourceIntent.putExtras(it)

app/src/main/java/org/koitharu/kotatsu/reader/ui/ReaderActivity.kt

@@ -19,6 +19,7 @@ import androidx.transition.TransitionManager
 import androidx.transition.TransitionSet
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.snackbar.Snackbar
+import java.util.concurrent.TimeUnit
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
@@ -47,7 +48,6 @@ import org.koitharu.kotatsu.utils.GridTouchHelper
 import org.koitharu.kotatsu.utils.ScreenOrientationHelper
 import org.koitharu.kotatsu.utils.ShareHelper
 import org.koitharu.kotatsu.utils.ext.*
-import java.util.concurrent.TimeUnit
 
 class ReaderActivity :
 	BaseFullscreenActivity<ActivityReaderBinding>(),
@@ -67,6 +67,9 @@ class ReaderActivity :
 		)
 	}
 
+	override val readerMode: ReaderMode?
+		get() = readerManager.currentMode
+
 	private lateinit var touchHelper: GridTouchHelper
 	private lateinit var orientationHelper: ScreenOrientationHelper
 	private lateinit var controlDelegate: ReaderControlDelegate
@@ -82,7 +85,7 @@ class ReaderActivity :
 		supportActionBar?.setDisplayHomeAsUpEnabled(true)
 		touchHelper = GridTouchHelper(this, this)
 		orientationHelper = ScreenOrientationHelper(this)
-		controlDelegate = ReaderControlDelegate(lifecycleScope, get(), this)
+		controlDelegate = ReaderControlDelegate(get(), this, this)
 		binding.toolbarBottom.inflateMenu(R.menu.opt_reader_bottom)
 		binding.toolbarBottom.setOnMenuItemClickListener(::onOptionsItemSelected)
 		insetsDelegate.interceptingWindowInsetsListener = this
@@ -146,7 +149,7 @@ class ReaderActivity :
 				ChaptersBottomSheet.show(
 					supportFragmentManager,
 					viewModel.manga?.chapters.orEmpty(),
-					viewModel.getCurrentState()?.chapterId ?: 0L
+					viewModel.getCurrentState()?.chapterId ?: 0L,
 				)
 			}
 			R.id.action_screen_rotate -> {
@@ -317,12 +320,12 @@ class ReaderActivity :
 		binding.appbarTop.updatePadding(
 			top = systemBars.top,
 			right = systemBars.right,
-			left = systemBars.left
+			left = systemBars.left,
 		)
 		binding.appbarBottom?.updatePadding(
 			bottom = systemBars.bottom,
 			right = systemBars.right,
-			left = systemBars.left
+			left = systemBars.left,
 		)
 		return WindowInsetsCompat.Builder(insets)
 			.setInsets(WindowInsetsCompat.Type.systemBars(), Insets.NONE)

app/src/main/java/org/koitharu/kotatsu/reader/ui/ReaderControlDelegate.kt

@@ -1,33 +1,39 @@
 package org.koitharu.kotatsu.reader.ui
 
+import android.content.SharedPreferences
 import android.view.KeyEvent
 import android.view.SoundEffectConstants
 import android.view.View
-import androidx.lifecycle.LifecycleCoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.flow.flowOn
-import kotlinx.coroutines.flow.launchIn
-import kotlinx.coroutines.flow.onEach
+import androidx.lifecycle.DefaultLifecycleObserver
+import androidx.lifecycle.LifecycleOwner
 import org.koitharu.kotatsu.core.prefs.AppSettings
-import org.koitharu.kotatsu.core.prefs.observeAsFlow
+import org.koitharu.kotatsu.core.prefs.ReaderMode
 import org.koitharu.kotatsu.utils.GridTouchHelper
 
 class ReaderControlDelegate(
-	scope: LifecycleCoroutineScope,
-	settings: AppSettings,
-	private val listener: OnInteractionListener
-) {
+	private val settings: AppSettings,
+	private val listener: OnInteractionListener,
+	owner: LifecycleOwner,
+) : DefaultLifecycleObserver, SharedPreferences.OnSharedPreferenceChangeListener {
 
 	private var isTapSwitchEnabled: Boolean = true
 	private var isVolumeKeysSwitchEnabled: Boolean = false
+	private var isReaderTapsAdaptive: Boolean = true
 
 	init {
-		settings.observeAsFlow(AppSettings.KEY_READER_SWITCHERS) { readerPageSwitch }
-			.flowOn(Dispatchers.Default)
-			.onEach {
-				isTapSwitchEnabled = AppSettings.PAGE_SWITCH_TAPS in it
-				isVolumeKeysSwitchEnabled = AppSettings.PAGE_SWITCH_VOLUME_KEYS in it
-			}.launchIn(scope)
+		owner.lifecycle.addObserver(this)
+		settings.subscribe(this)
+		updateSettings()
+	}
+
+	override fun onDestroy(owner: LifecycleOwner) {
+		settings.unsubscribe(this)
+		owner.lifecycle.removeObserver(this)
+		super.onDestroy(owner)
+	}
+
+	override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {
+		updateSettings()
 	}
 
 	fun onGridTouch(area: Int, view: View) {
@@ -41,7 +47,7 @@ class ReaderControlDelegate(
 				view.playSoundEffect(SoundEffectConstants.NAVIGATION_UP)
 			}
 			GridTouchHelper.AREA_LEFT -> if (isTapSwitchEnabled) {
-				listener.switchPageBy(-1)
+				listener.switchPageBy(if (isReaderTapsReversed()) 1 else -1)
 				view.playSoundEffect(SoundEffectConstants.NAVIGATION_LEFT)
 			}
 			GridTouchHelper.AREA_BOTTOM -> if (isTapSwitchEnabled) {
@@ -49,7 +55,7 @@ class ReaderControlDelegate(
 				view.playSoundEffect(SoundEffectConstants.NAVIGATION_DOWN)
 			}
 			GridTouchHelper.AREA_RIGHT -> if (isTapSwitchEnabled) {
-				listener.switchPageBy(1)
+				listener.switchPageBy(if (isReaderTapsReversed()) -1 else 1)
 				view.playSoundEffect(SoundEffectConstants.NAVIGATION_RIGHT)
 			}
 		}
@@ -72,17 +78,25 @@ class ReaderControlDelegate(
 		KeyEvent.KEYCODE_PAGE_DOWN,
 		KeyEvent.KEYCODE_SYSTEM_NAVIGATION_DOWN,
 		KeyEvent.KEYCODE_DPAD_DOWN,
-		KeyEvent.KEYCODE_DPAD_RIGHT -> {
+		-> {
 			listener.switchPageBy(1)
 			true
 		}
+		KeyEvent.KEYCODE_DPAD_RIGHT -> {
+			listener.switchPageBy(if (isReaderTapsReversed()) -1 else 1)
+			true
+		}
 		KeyEvent.KEYCODE_PAGE_UP,
 		KeyEvent.KEYCODE_SYSTEM_NAVIGATION_UP,
 		KeyEvent.KEYCODE_DPAD_UP,
-		KeyEvent.KEYCODE_DPAD_LEFT -> {
+		-> {
 			listener.switchPageBy(-1)
 			true
 		}
+		KeyEvent.KEYCODE_DPAD_LEFT -> {
+			listener.switchPageBy(if (isReaderTapsReversed()) 1 else -1)
+			true
+		}
 		KeyEvent.KEYCODE_DPAD_CENTER -> {
 			listener.toggleUiVisibility()
 			true
@@ -97,8 +111,21 @@ class ReaderControlDelegate(
 			)
 	}
 
+	private fun updateSettings() {
+		val switch = settings.readerPageSwitch
+		isTapSwitchEnabled = AppSettings.PAGE_SWITCH_TAPS in switch
+		isVolumeKeysSwitchEnabled = AppSettings.PAGE_SWITCH_VOLUME_KEYS in switch
+		isReaderTapsAdaptive = settings.isReaderTapsAdaptive
+	}
+
+	private fun isReaderTapsReversed(): Boolean {
+		return isReaderTapsAdaptive && listener.readerMode == ReaderMode.REVERSED
+	}
+
 	interface OnInteractionListener {
 
+		val readerMode: ReaderMode?
+
 		fun switchPageBy(delta: Int)
 
 		fun toggleUiVisibility()

app/src/main/java/org/koitharu/kotatsu/settings/SourceSettingsFragment.kt

@@ -2,6 +2,8 @@ package org.koitharu.kotatsu.settings
 
 import android.os.Bundle
 import android.view.View
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.lifecycleScope
 import androidx.preference.Preference
 import com.google.android.material.snackbar.Snackbar
 import kotlinx.coroutines.Dispatchers
@@ -47,7 +49,7 @@ class SourceSettingsFragment : BasePreferenceFragment(0) {
 		super.onViewCreated(view, savedInstanceState)
 		findPreference<Preference>(KEY_AUTH)?.run {
 			if (isVisible) {
-				loadUsername(this)
+				loadUsername(viewLifecycleOwner, this)
 			}
 		}
 	}
@@ -62,7 +64,7 @@ class SourceSettingsFragment : BasePreferenceFragment(0) {
 		}
 	}
 
-	private fun loadUsername(preference: Preference) = viewLifecycleScope.launch {
+	private fun loadUsername(owner: LifecycleOwner, preference: Preference) = owner.lifecycleScope.launch {
 		runCatching {
 			preference.summary = null
 			withContext(Dispatchers.Default) {
@@ -89,11 +91,12 @@ class SourceSettingsFragment : BasePreferenceFragment(0) {
 		}
 	}
 
-	private fun resolveError(error: Throwable): Unit {
+	private fun resolveError(error: Throwable) {
 		viewLifecycleScope.launch {
 			if (exceptionResolver.resolve(error)) {
 				val pref = findPreference<Preference>(KEY_AUTH) ?: return@launch
-				loadUsername(pref)
+				val lifecycleOwner = awaitViewLifecycle()
+				loadUsername(lifecycleOwner, pref)
 			}
 		}
 	}

app/src/main/java/org/koitharu/kotatsu/utils/GridTouchHelper.kt

@@ -7,7 +7,7 @@ import kotlin.math.roundToInt
 
 class GridTouchHelper(
 	context: Context,
-	private val listener: OnGridTouchListener
+	private val listener: OnGridTouchListener,
 ) : GestureDetector.SimpleOnGestureListener() {
 
 	private val detector = GestureDetector(context, this)
@@ -16,7 +16,7 @@ class GridTouchHelper(
 	private var isDispatching = false
 
 	init {
-		detector.setIsLongpressEnabled(false)
+		detector.setIsLongpressEnabled(true)
 		detector.setOnDoubleTapListener(this)
 	}
 
@@ -46,7 +46,7 @@ class GridTouchHelper(
 				}
 				2 -> AREA_RIGHT
 				else -> return false
-			}
+			},
 		)
 		return true
 	}
@@ -66,4 +66,4 @@ class GridTouchHelper(
 
 		fun onProcessTouch(rawX: Int, rawY: Int): Boolean
 	}
-}
+}

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

@@ -9,6 +9,7 @@ import coil.request.ImageResult
 import coil.request.SuccessResult
 import coil.util.CoilUtils
 import com.google.android.material.progressindicator.BaseProgressIndicator
+import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
 import org.koitharu.kotatsu.core.network.CommonHeaders
 import org.koitharu.kotatsu.utils.progress.ImageRequestIndicatorListener
 
@@ -45,9 +46,28 @@ fun ImageResult.toBitmapOrNull() = when (this) {
 }
 
 fun ImageRequest.Builder.referer(referer: String): ImageRequest.Builder {
-	return setHeader(CommonHeaders.REFERER, referer)
+	if (referer.isEmpty()) {
+		return this
+	}
+	try {
+		setHeader(CommonHeaders.REFERER, referer)
+	} catch (e: IllegalArgumentException) {
+		val baseUrl = referer.baseUrl()
+		if (baseUrl != null) {
+			setHeader(CommonHeaders.REFERER, baseUrl)
+		}
+	}
+	return this
 }
 
 fun ImageRequest.Builder.indicator(indicator: BaseProgressIndicator<*>): ImageRequest.Builder {
 	return listener(ImageRequestIndicatorListener(indicator))
+}
+
+private fun String.baseUrl(): String? {
+	return (this.toHttpUrlOrNull()?.newBuilder("/") ?: return null)
+		.username("")
+		.password("")
+		.build()
+		.toString()
 }

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

@@ -7,8 +7,12 @@ import androidx.fragment.app.DialogFragment
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentManager
 import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.Observer
 import androidx.lifecycle.coroutineScope
 import java.io.Serializable
+import kotlin.coroutines.resume
+import kotlinx.coroutines.suspendCancellableCoroutine
 
 inline fun <T : Fragment> T.withArgs(size: Int, block: Bundle.() -> Unit): T {
 	val b = Bundle(size)
@@ -49,4 +53,20 @@ fun DialogFragment.showAllowStateLoss(manager: FragmentManager, tag: String?) {
 
 fun Fragment.addMenuProvider(provider: MenuProvider) {
 	requireActivity().addMenuProvider(provider, viewLifecycleOwner, Lifecycle.State.RESUMED)
+}
+
+suspend fun Fragment.awaitViewLifecycle(): LifecycleOwner = suspendCancellableCoroutine { cont ->
+	val liveData = viewLifecycleOwnerLiveData
+	val observer = object : Observer<LifecycleOwner> {
+		override fun onChanged(result: LifecycleOwner?) {
+			if (result != null) {
+				liveData.removeObserver(this)
+				cont.resume(result)
+			}
+		}
+	}
+	liveData.observeForever(observer)
+	cont.invokeOnCancellation {
+		liveData.removeObserver(observer)
+	}
 }

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

@@ -2,6 +2,7 @@ package org.koitharu.kotatsu.utils.ext
 
 import android.content.ActivityNotFoundException
 import android.content.res.Resources
+import androidx.collection.arraySetOf
 import java.net.SocketTimeoutException
 import okio.FileNotFoundException
 import org.acra.ktx.sendWithAcra
@@ -30,14 +31,19 @@ fun Throwable.getDisplayMessage(resources: Resources): String = when (this) {
 } ?: resources.getString(R.string.error_occurred)
 
 fun Throwable.isReportable(): Boolean {
-	if (this !is Exception) {
-		return true
-	}
-	return this is ParseException || this is IllegalArgumentException ||
-		this is IllegalStateException || this.javaClass == RuntimeException::class.java
+	return this is Error || this.javaClass in reportableExceptions
 }
 
 fun Throwable.report(message: String?) {
 	val exception = CaughtException(this, message)
 	exception.sendWithAcra()
-}
+}
+
+private val reportableExceptions = arraySetOf<Class<*>>(
+	ParseException::class.java,
+	RuntimeException::class.java,
+	IllegalStateException::class.java,
+	IllegalArgumentException::class.java,
+	ConcurrentModificationException::class.java,
+	UnsupportedOperationException::class.java,
+)

app/src/main/res/values/strings.xml

@@ -325,4 +325,6 @@
 	<string name="not_found_404">Content not found or removed</string>
 	<string name="downloading_manga">Downloading manga</string>
 	<string name="download_summary_pattern" translatable="false">&lt;b>%1$s&lt;/b> %2$s</string>
-</resources>
+	<string name="reader_control_ltr_summary">Tap on the right edge or pressing the right key always switches to the next page</string>
+	<string name="reader_control_ltr">Ergonomic reader control</string>
+</resources>

app/src/main/res/xml/pref_reader.xml

@@ -29,6 +29,12 @@
 		android:title="@string/switch_pages"
 		app:allowDividerAbove="true" />
 
+	<SwitchPreferenceCompat
+		android:defaultValue="false"
+		android:key="reader_taps_ltr"
+		android:summary="@string/reader_control_ltr_summary"
+		android:title="@string/reader_control_ltr" />
+
 	<SwitchPreferenceCompat
 		android:defaultValue="false"
 		android:key="reader_animation"