Incognito mode indicator in reader

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

@@ -8,9 +8,11 @@ import androidx.annotation.AttrRes
 import androidx.annotation.ColorInt
 import androidx.annotation.FloatRange
 import androidx.annotation.Px
+import androidx.annotation.StyleRes
 import androidx.core.content.ContextCompat
 import androidx.core.content.res.use
 import androidx.core.graphics.ColorUtils
+import com.google.android.material.R as materialR
 
 fun Context.getThemeDrawable(
 	@AttrRes resId: Int,
@@ -75,3 +77,7 @@ fun TypedArray.getDrawableCompat(context: Context, index: Int): Drawable? {
 	val resId = getResourceId(index, 0)
 	return if (resId != 0) ContextCompat.getDrawable(context, resId) else null
 }
+
+@get:StyleRes
+val DIALOG_THEME_CENTERED: Int
+	inline get() = materialR.style.ThemeOverlay_Material3_MaterialAlertDialog_Centered

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

@@ -7,6 +7,7 @@ import android.view.MenuItem
 import androidx.core.view.MenuProvider
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.util.ext.DIALOG_THEME_CENTERED
 import org.koitharu.kotatsu.settings.SettingsActivity
 
 class DownloadsMenuProvider(
@@ -41,10 +42,8 @@ class DownloadsMenuProvider(
 	}
 
 	private fun confirmCancelAll() {
-		MaterialAlertDialogBuilder(
-			context,
-			com.google.android.material.R.style.ThemeOverlay_Material3_MaterialAlertDialog_Centered,
-		).setTitle(R.string.cancel_all)
+		MaterialAlertDialogBuilder(context, DIALOG_THEME_CENTERED)
+			.setTitle(R.string.cancel_all)
 			.setMessage(R.string.cancel_all_downloads_confirm)
 			.setIcon(R.drawable.ic_cancel_multiple)
 			.setNegativeButton(android.R.string.cancel, null)
@@ -54,10 +53,8 @@ class DownloadsMenuProvider(
 	}
 
 	private fun confirmRemoveCompleted() {
-		MaterialAlertDialogBuilder(
-			context,
-			com.google.android.material.R.style.ThemeOverlay_Material3_MaterialAlertDialog_Centered,
-		).setTitle(R.string.remove_completed)
+		MaterialAlertDialogBuilder(context, DIALOG_THEME_CENTERED)
+			.setTitle(R.string.remove_completed)
 			.setMessage(R.string.remove_completed_downloads_confirm)
 			.setIcon(R.drawable.ic_clear_all)
 			.setNegativeButton(android.R.string.cancel, null)

app/src/main/kotlin/org/koitharu/kotatsu/favourites/ui/categories/CategoriesSelectionCallback.kt

@@ -7,7 +7,7 @@ import androidx.recyclerview.widget.RecyclerView
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.ui.list.ListSelectionController
-import com.google.android.material.R as materialR
+import org.koitharu.kotatsu.core.util.ext.DIALOG_THEME_CENTERED
 
 class CategoriesSelectionCallback(
 	private val recyclerView: RecyclerView,
@@ -75,7 +75,7 @@ class CategoriesSelectionCallback(
 
 	private fun confirmDeleteCategories(ids: Set<Long>, mode: ActionMode) {
 		val context = recyclerView.context
-		MaterialAlertDialogBuilder(context, materialR.style.ThemeOverlay_Material3_MaterialAlertDialog_Centered)
+		MaterialAlertDialogBuilder(context, DIALOG_THEME_CENTERED)
 			.setMessage(R.string.categories_delete_confirm)
 			.setTitle(R.string.remove_category)
 			.setIcon(R.drawable.ic_delete)

app/src/main/kotlin/org/koitharu/kotatsu/favourites/ui/container/FavouriteTabPopupMenuProvider.kt

@@ -7,6 +7,7 @@ import android.view.MenuItem
 import androidx.core.view.MenuProvider
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.util.ext.DIALOG_THEME_CENTERED
 import org.koitharu.kotatsu.favourites.ui.categories.edit.FavouritesCategoryEditActivity
 import org.koitharu.kotatsu.favourites.ui.list.FavouritesListFragment.Companion.NO_ID
 
@@ -40,10 +41,8 @@ class FavouriteTabPopupMenuProvider(
 	}
 
 	private fun confirmDelete() {
-		MaterialAlertDialogBuilder(
-			context,
-			com.google.android.material.R.style.ThemeOverlay_Material3_MaterialAlertDialog_Centered,
-		).setMessage(R.string.categories_delete_confirm)
+		MaterialAlertDialogBuilder(context, DIALOG_THEME_CENTERED)
+			.setMessage(R.string.categories_delete_confirm)
 			.setTitle(R.string.remove_category)
 			.setIcon(R.drawable.ic_delete)
 			.setNegativeButton(android.R.string.cancel, null)

app/src/main/kotlin/org/koitharu/kotatsu/history/data/HistoryRepository.kt

@@ -15,6 +15,7 @@ import org.koitharu.kotatsu.core.db.entity.toMangaTags
 import org.koitharu.kotatsu.core.model.MangaHistory
 import org.koitharu.kotatsu.core.model.findById
 import org.koitharu.kotatsu.core.model.isLocal
+import org.koitharu.kotatsu.core.model.isNsfw
 import org.koitharu.kotatsu.core.parser.MangaDataRepository
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.core.ui.util.ReversibleHandle
@@ -161,7 +162,7 @@ class HistoryRepository @Inject constructor(
 	}
 
 	fun shouldSkip(manga: Manga): Boolean {
-		return manga.isNsfw && settings.isHistoryExcludeNsfw || settings.isIncognitoModeEnabled
+		return ((manga.source.isNsfw() || manga.isNsfw) && settings.isHistoryExcludeNsfw) || settings.isIncognitoModeEnabled
 	}
 
 	fun observeShouldSkip(manga: Manga): Flow<Boolean> {

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

@@ -8,6 +8,7 @@ import androidx.core.view.MenuProvider
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.ui.dialog.RememberSelectionDialogListener
+import org.koitharu.kotatsu.core.util.ext.DIALOG_THEME_CENTERED
 import java.time.Instant
 import java.time.LocalDate
 import java.time.ZoneId
@@ -36,7 +37,7 @@ class HistoryListMenuProvider(
 
 	private fun showClearHistoryDialog() {
 		val selectionListener = RememberSelectionDialogListener(2)
-		MaterialAlertDialogBuilder(context, materialR.style.ThemeOverlay_Material3_MaterialAlertDialog_Centered)
+		MaterialAlertDialogBuilder(context, DIALOG_THEME_CENTERED)
 			.setTitle(R.string.clear_history)
 			.setSingleChoiceItems(
 				arrayOf(

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

@@ -10,7 +10,6 @@ import android.transition.TransitionManager
 import android.transition.TransitionSet
 import android.view.Gravity
 import android.view.KeyEvent
-import android.view.Menu
 import android.view.MenuItem
 import android.view.MotionEvent
 import android.view.View
@@ -40,6 +39,7 @@ import org.koitharu.kotatsu.core.parser.MangaIntent
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.core.prefs.ReaderMode
 import org.koitharu.kotatsu.core.ui.BaseFullscreenActivity
+import org.koitharu.kotatsu.core.ui.util.MenuInvalidator
 import org.koitharu.kotatsu.core.ui.widgets.ZoomControl
 import org.koitharu.kotatsu.core.util.GridTouchHelper
 import org.koitharu.kotatsu.core.util.IdlingDetector
@@ -140,6 +140,7 @@ class ReaderActivity :
 		viewModel.content.observe(this) {
 			onLoadingStateChanged(viewModel.isLoading.value)
 		}
+		viewModel.incognitoMode.observe(this, MenuInvalidator(this))
 		viewModel.isScreenshotsBlockEnabled.observe(this, this::setWindowSecure)
 		viewModel.isKeepScreenOnEnabled.observe(this, this::setKeepScreenOn)
 		viewModel.isInfoBarEnabled.observe(this, ::onReaderBarChanged)
@@ -152,6 +153,7 @@ class ReaderActivity :
 		viewModel.isZoomControlsEnabled.observe(this) {
 			viewBinding.zoomControl.isVisible = it
 		}
+		addMenuProvider(ReaderTopMenuProvider(this, viewModel))
 	}
 
 	override fun getParentActivityIntent(): Intent? {
@@ -190,21 +192,12 @@ class ReaderActivity :
 		viewBinding.slider.isRtl = mode == ReaderMode.REVERSED
 	}
 
-	override fun onCreateOptionsMenu(menu: Menu): Boolean {
-		menuInflater.inflate(R.menu.opt_reader_top, menu)
-		return super.onCreateOptionsMenu(menu)
-	}
-
 	override fun onOptionsItemSelected(item: MenuItem): Boolean {
 		when (item.itemId) {
 			R.id.action_settings -> {
 				startActivity(SettingsActivity.newReaderSettingsIntent(this))
 			}
 
-			R.id.action_chapters -> {
-				ChaptersSheet.show(supportFragmentManager)
-			}
-
 			R.id.action_pages_thumbs -> {
 				val state = viewModel.getCurrentState() ?: return false
 				PagesThumbnailsSheet.show(

app/src/main/kotlin/org/koitharu/kotatsu/reader/ui/ReaderTopMenuProvider.kt

@@ -0,0 +1,48 @@
+package org.koitharu.kotatsu.reader.ui
+
+import android.view.Menu
+import android.view.MenuInflater
+import android.view.MenuItem
+import androidx.core.view.MenuProvider
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.util.ext.DIALOG_THEME_CENTERED
+
+class ReaderTopMenuProvider(
+	private val activity: ReaderActivity,
+	private val viewModel: ReaderViewModel,
+) : MenuProvider {
+
+	override fun onCreateMenu(menu: Menu, menuInflater: MenuInflater) {
+		menuInflater.inflate(R.menu.opt_reader_top, menu)
+	}
+
+	override fun onPrepareMenu(menu: Menu) {
+		menu.findItem(R.id.action_incognito)?.isVisible = viewModel.incognitoMode.value
+	}
+
+	override fun onMenuItemSelected(menuItem: MenuItem): Boolean {
+		return when (menuItem.itemId) {
+			R.id.action_chapters -> {
+				ChaptersSheet.show(activity.supportFragmentManager)
+				true
+			}
+
+			R.id.action_incognito -> {
+				showIncognitoModeDialog()
+				true
+			}
+
+			else -> false
+		}
+	}
+
+	private fun showIncognitoModeDialog() {
+		MaterialAlertDialogBuilder(activity, DIALOG_THEME_CENTERED)
+			.setIcon(R.drawable.ic_incognito)
+			.setTitle(R.string.incognito_mode)
+			.setMessage(R.string.incognito_mode_hint)
+			.setPositiveButton(R.string.got_it, null)
+			.show()
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/reader/ui/ReaderViewModel.kt

@@ -96,6 +96,12 @@ class ReaderViewModel @Inject constructor(
 	val onShowToast = MutableEventFlow<Int>()
 	val uiState = MutableStateFlow<ReaderUiState?>(null)
 
+	val incognitoMode = if (isIncognito) {
+		MutableStateFlow(true)
+	} else mangaFlow.map {
+		it != null && historyRepository.shouldSkip(it)
+	}.stateIn(viewModelScope + Dispatchers.Default, SharingStarted.Eagerly, false)
+
 	val content = MutableStateFlow(ReaderContent(emptyList(), null))
 	val manga: MangaDetails?
 		get() = mangaData.value

app/src/main/kotlin/org/koitharu/kotatsu/search/ui/suggestion/SearchSuggestionMenuProvider.kt

@@ -8,6 +8,7 @@ import androidx.activity.result.ActivityResultLauncher
 import androidx.core.view.MenuProvider
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.util.ext.DIALOG_THEME_CENTERED
 import org.koitharu.kotatsu.core.util.ext.resolve
 import org.koitharu.kotatsu.core.util.ext.tryLaunch
 import com.google.android.material.R as materialR
@@ -43,7 +44,7 @@ class SearchSuggestionMenuProvider(
 	}
 
 	private fun clearSearchHistory() {
-		MaterialAlertDialogBuilder(context, materialR.style.ThemeOverlay_Material3_MaterialAlertDialog_Centered)
+		MaterialAlertDialogBuilder(context, DIALOG_THEME_CENTERED)
 			.setTitle(R.string.clear_search_history)
 			.setIcon(R.drawable.ic_clear_all)
 			.setMessage(R.string.text_clear_search_history_prompt)

app/src/main/kotlin/org/koitharu/kotatsu/settings/about/AppUpdateDialog.kt

@@ -16,8 +16,8 @@ import io.noties.markwon.Markwon
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.github.AppVersion
 import org.koitharu.kotatsu.core.util.FileSize
+import org.koitharu.kotatsu.core.util.ext.DIALOG_THEME_CENTERED
 import org.koitharu.kotatsu.core.util.ext.getDisplayMessage
-import com.google.android.material.R as materialR
 
 class AppUpdateDialog(private val activity: AppCompatActivity) {
 
@@ -43,10 +43,7 @@ class AppUpdateDialog(private val activity: AppCompatActivity) {
 			appendLine()
 			append(Markwon.create(activity).toMarkdown(version.description))
 		}
-		MaterialAlertDialogBuilder(
-			activity,
-			materialR.style.ThemeOverlay_Material3_MaterialAlertDialog_Centered,
-		)
+		MaterialAlertDialogBuilder(activity, DIALOG_THEME_CENTERED)
 			.setTitle(R.string.app_update_available)
 			.setMessage(message)
 			.setIcon(R.drawable.ic_app_update)

app/src/main/res/menu/opt_reader_top.xml

@@ -1,13 +1,22 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu
 	xmlns:android="http://schemas.android.com/apk/res/android"
-	xmlns:app="http://schemas.android.com/apk/res-auto">
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
+	tools:ignore="AlwaysShowAction">
 
 	<item
 		android:id="@+id/action_chapters"
 		android:icon="@drawable/ic_expand_more"
-		android:title="@string/chapters"
 		android:orderInCategory="0"
+		android:title="@string/chapters"
 		app:showAsAction="always" />
 
-</menu>
+	<item
+		android:id="@+id/action_incognito"
+		android:icon="@drawable/ic_incognito"
+		android:title="@string/incognito_mode"
+		android:visible="false"
+		app:showAsAction="always" />
+
+</menu>

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

@@ -564,4 +564,5 @@
 	<string name="remaining_time_pattern">%1$s %2$s</string>
 	<string name="volume_">Volume %d</string>
 	<string name="volume_unknown">Unknown volume</string>
+	<string name="incognito_mode_hint">Your reading progress will not be saved</string>
 </resources>