Fix splash screen icon on Android 12 (#5565)

* Use Core Splashscreen for splashscreen stuff

* Keep splash screen until activity ready

Ready as in the data inside starting screen is finished showing

* Use custom splash screen exit animation on older android version

* Add splash screen minimum duration to prevent exit jank

* Fix broken AMOLED theme

* Improvements

app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryCategoryView.kt

@@ -14,9 +14,11 @@ import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.library.LibraryUpdateService
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.databinding.LibraryCategoryBinding
+import eu.kanade.tachiyomi.ui.main.MainActivity
 import eu.kanade.tachiyomi.util.lang.plusAssign
 import eu.kanade.tachiyomi.util.system.toast
 import eu.kanade.tachiyomi.util.view.inflate
+import eu.kanade.tachiyomi.util.view.onAnimationsFinished
 import eu.kanade.tachiyomi.widget.AutofitRecyclerView
 import kotlinx.coroutines.MainScope
 import kotlinx.coroutines.cancel
@@ -106,6 +108,10 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
             }
             .launchIn(scope)
 
+        recycler.onAnimationsFinished {
+            (controller.activity as? MainActivity)?.ready = true
+        }
+
         // Double the distance required to trigger sync
         binding.swipeRefresh.setDistanceToTriggerSync((2 * 64 * resources.displayMetrics.density).toInt())
         binding.swipeRefresh.refreshes()

app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryController.kt

@@ -277,6 +277,7 @@ class LibraryController(
             binding.emptyView.hide()
         } else {
             binding.emptyView.show(R.string.information_empty_library)
+            (activity as? MainActivity)?.ready = true
         }
 
         // Get the current active category.