Fix BottomSheet duplication

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

@@ -52,3 +52,11 @@ suspend fun Fragment.awaitViewLifecycle(): LifecycleOwner {
 		}
 	}
 }
+
+fun DialogFragment.showDistinct(fm: FragmentManager, tag: String) {
+	val existing = fm.findFragmentByTag(tag) as? DialogFragment?
+	if (existing != null && existing.isVisible && existing.arguments == this.arguments) {
+		return
+	}
+	show(fm, tag)
+}

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

@@ -14,6 +14,7 @@ import org.koitharu.kotatsu.core.ui.sheet.BaseAdaptiveSheet
 import org.koitharu.kotatsu.core.util.ext.getDisplayMessage
 import org.koitharu.kotatsu.core.util.ext.observe
 import org.koitharu.kotatsu.core.util.ext.observeEvent
+import org.koitharu.kotatsu.core.util.ext.showDistinct
 import org.koitharu.kotatsu.core.util.ext.withArgs
 import org.koitharu.kotatsu.databinding.SheetFavoriteCategoriesBinding
 import org.koitharu.kotatsu.favourites.ui.categories.select.adapter.MangaCategoriesAdapter
@@ -81,6 +82,6 @@ class FavouriteCategoriesSheet :
 						)
 					},
 				)
-			}.show(fm, TAG)
+			}.showDistinct(fm, TAG)
 	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/filter/ui/FilterSheetFragment.kt

@@ -12,6 +12,7 @@ import org.koitharu.kotatsu.core.ui.sheet.AdaptiveSheetBehavior
 import org.koitharu.kotatsu.core.ui.sheet.AdaptiveSheetCallback
 import org.koitharu.kotatsu.core.ui.sheet.BaseAdaptiveSheet
 import org.koitharu.kotatsu.core.util.ext.observe
+import org.koitharu.kotatsu.core.util.ext.showDistinct
 import org.koitharu.kotatsu.databinding.SheetFilterBinding
 import org.koitharu.kotatsu.list.ui.model.ListModel
 
@@ -54,6 +55,6 @@ class FilterSheetFragment :
 
 		private const val TAG = "FilterBottomSheet"
 
-		fun show(fm: FragmentManager) = FilterSheetFragment().show(fm, TAG)
+		fun show(fm: FragmentManager) = FilterSheetFragment().showDistinct(fm, TAG)
 	}
 }

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

@@ -13,6 +13,7 @@ import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.core.prefs.ListMode
 import org.koitharu.kotatsu.core.ui.sheet.BaseAdaptiveSheet
 import org.koitharu.kotatsu.core.util.ext.setValueRounded
+import org.koitharu.kotatsu.core.util.ext.showDistinct
 import org.koitharu.kotatsu.core.util.progress.IntPercentLabelFormatter
 import org.koitharu.kotatsu.databinding.DialogListModeBinding
 import javax.inject.Inject
@@ -72,6 +73,6 @@ class ListModeBottomSheet :
 
 		private const val TAG = "ListModeSelectDialog"
 
-		fun show(fm: FragmentManager) = ListModeBottomSheet().show(fm, TAG)
+		fun show(fm: FragmentManager) = ListModeBottomSheet().showDistinct(fm, TAG)
 	}
 }

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

@@ -13,6 +13,7 @@ import org.koitharu.kotatsu.core.ui.list.OnListItemClickListener
 import org.koitharu.kotatsu.core.ui.sheet.BaseAdaptiveSheet
 import org.koitharu.kotatsu.core.util.RecyclerViewScrollCallback
 import org.koitharu.kotatsu.core.util.ext.getParcelableCompat
+import org.koitharu.kotatsu.core.util.ext.showDistinct
 import org.koitharu.kotatsu.core.util.ext.withArgs
 import org.koitharu.kotatsu.databinding.SheetChaptersBinding
 import org.koitharu.kotatsu.details.ui.adapter.ChaptersAdapter
@@ -87,6 +88,6 @@ class ChaptersSheet : BaseAdaptiveSheet<SheetChaptersBinding>(), OnListItemClick
 		) = ChaptersSheet().withArgs(2) {
 			putParcelable(ARG_CHAPTERS, ParcelableMangaChapters(chapters))
 			putLong(ARG_CURRENT_ID, currentId)
-		}.show(fm, TAG)
+		}.showDistinct(fm, TAG)
 	}
 }

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

@@ -26,6 +26,7 @@ import org.koitharu.kotatsu.core.prefs.observeAsStateFlow
 import org.koitharu.kotatsu.core.ui.sheet.BaseAdaptiveSheet
 import org.koitharu.kotatsu.core.util.ScreenOrientationHelper
 import org.koitharu.kotatsu.core.util.ext.observe
+import org.koitharu.kotatsu.core.util.ext.showDistinct
 import org.koitharu.kotatsu.core.util.ext.viewLifecycleScope
 import org.koitharu.kotatsu.core.util.ext.withArgs
 import org.koitharu.kotatsu.databinding.SheetReaderConfigBinding
@@ -192,6 +193,6 @@ class ReaderConfigSheet :
 
 		fun show(fm: FragmentManager, mode: ReaderMode) = ReaderConfigSheet().withArgs(1) {
 			putInt(ARG_MODE, mode.id)
-		}.show(fm, TAG)
+		}.showDistinct(fm, TAG)
 	}
 }

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

@@ -25,6 +25,7 @@ import org.koitharu.kotatsu.core.util.ext.observe
 import org.koitharu.kotatsu.core.util.ext.observeEvent
 import org.koitharu.kotatsu.core.util.ext.plus
 import org.koitharu.kotatsu.core.util.ext.scaleUpActivityOptionsOf
+import org.koitharu.kotatsu.core.util.ext.showDistinct
 import org.koitharu.kotatsu.core.util.ext.withArgs
 import org.koitharu.kotatsu.databinding.SheetPagesBinding
 import org.koitharu.kotatsu.list.ui.MangaListSpanResolver
@@ -194,7 +195,7 @@ class PagesThumbnailsSheet :
 				putParcelable(ARG_MANGA, ParcelableManga(manga, true))
 				putLong(ARG_CHAPTER_ID, chapterId)
 				putInt(ARG_CURRENT_PAGE, currentPage)
-			}.show(fm, TAG)
+			}.showDistinct(fm, TAG)
 		}
 	}
 }