Fix multiple issues regarding sources loading too late

app/src/main/java/eu/kanade/tachiyomi/ui/browse/extension/details/SourcePreferencesScreen.kt

@@ -31,6 +31,7 @@ import androidx.preference.forEach
 import androidx.preference.getOnBindEditTextListener
 import cafe.adriel.voyager.navigator.LocalNavigator
 import cafe.adriel.voyager.navigator.currentOrThrow
+import eu.kanade.core.util.ifSourcesLoaded
 import eu.kanade.presentation.components.AppBar
 import eu.kanade.presentation.util.Screen
 import eu.kanade.tachiyomi.R
@@ -40,6 +41,7 @@ import eu.kanade.tachiyomi.source.sourcePreferences
 import eu.kanade.tachiyomi.widget.TachiyomiTextInputEditText.Companion.setIncognito
 import tachiyomi.domain.source.service.SourceManager
 import tachiyomi.presentation.core.components.material.Scaffold
+import tachiyomi.presentation.core.screens.LoadingScreen
 import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
 
@@ -47,6 +49,11 @@ class SourcePreferencesScreen(val sourceId: Long) : Screen() {
 
     @Composable
     override fun Content() {
+        if (!ifSourcesLoaded()) {
+            LoadingScreen()
+            return
+        }
+
         val context = LocalContext.current
         val navigator = LocalNavigator.currentOrThrow
 

app/src/main/java/eu/kanade/tachiyomi/ui/browse/migration/search/SourceSearchScreen.kt

@@ -18,6 +18,7 @@ import androidx.paging.compose.collectAsLazyPagingItems
 import cafe.adriel.voyager.core.model.rememberScreenModel
 import cafe.adriel.voyager.navigator.LocalNavigator
 import cafe.adriel.voyager.navigator.currentOrThrow
+import eu.kanade.core.util.ifSourcesLoaded
 import eu.kanade.presentation.browse.BrowseSourceContent
 import eu.kanade.presentation.components.SearchToolbar
 import eu.kanade.presentation.util.Screen
@@ -34,6 +35,7 @@ import tachiyomi.i18n.MR
 import tachiyomi.presentation.core.components.material.ExtendedFloatingActionButton
 import tachiyomi.presentation.core.components.material.Scaffold
 import tachiyomi.presentation.core.i18n.stringResource
+import tachiyomi.presentation.core.screens.LoadingScreen
 import tachiyomi.source.local.LocalSource
 
 data class SourceSearchScreen(
@@ -44,6 +46,11 @@ data class SourceSearchScreen(
 
     @Composable
     override fun Content() {
+        if (!ifSourcesLoaded()) {
+            LoadingScreen()
+            return
+        }
+
         val uriHandler = LocalUriHandler.current
         val navigator = LocalNavigator.currentOrThrow
         val scope = rememberCoroutineScope()

app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourceScreen.kt

@@ -35,6 +35,7 @@ import androidx.paging.compose.collectAsLazyPagingItems
 import cafe.adriel.voyager.core.model.rememberScreenModel
 import cafe.adriel.voyager.navigator.LocalNavigator
 import cafe.adriel.voyager.navigator.currentOrThrow
+import eu.kanade.core.util.ifSourcesLoaded
 import eu.kanade.presentation.browse.BrowseSourceContent
 import eu.kanade.presentation.browse.MissingSourceScreen
 import eu.kanade.presentation.browse.components.BrowseSourceToolbar
@@ -60,6 +61,7 @@ import tachiyomi.i18n.MR
 import tachiyomi.presentation.core.components.material.Scaffold
 import tachiyomi.presentation.core.components.material.padding
 import tachiyomi.presentation.core.i18n.stringResource
+import tachiyomi.presentation.core.screens.LoadingScreen
 import tachiyomi.source.local.LocalSource
 
 data class BrowseSourceScreen(
@@ -73,6 +75,11 @@ data class BrowseSourceScreen(
 
     @Composable
     override fun Content() {
+        if (!ifSourcesLoaded()) {
+            LoadingScreen()
+            return
+        }
+
         val screenModel = rememberScreenModel { BrowseSourceScreenModel(sourceId, listingQuery) }
         val state by screenModel.state.collectAsState()
 

app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/globalsearch/GlobalSearchScreen.kt

@@ -10,6 +10,7 @@ import androidx.compose.runtime.setValue
 import cafe.adriel.voyager.core.model.rememberScreenModel
 import cafe.adriel.voyager.navigator.LocalNavigator
 import cafe.adriel.voyager.navigator.currentOrThrow
+import eu.kanade.core.util.ifSourcesLoaded
 import eu.kanade.presentation.browse.GlobalSearchScreen
 import eu.kanade.presentation.util.Screen
 import eu.kanade.tachiyomi.ui.browse.source.browse.BrowseSourceScreen
@@ -23,6 +24,11 @@ class GlobalSearchScreen(
 
     @Composable
     override fun Content() {
+        if (!ifSourcesLoaded()) {
+            LoadingScreen()
+            return
+        }
+
         val navigator = LocalNavigator.currentOrThrow
 
         val screenModel = rememberScreenModel {

app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaScreen.kt

@@ -22,6 +22,7 @@ import cafe.adriel.voyager.core.model.rememberScreenModel
 import cafe.adriel.voyager.navigator.LocalNavigator
 import cafe.adriel.voyager.navigator.Navigator
 import cafe.adriel.voyager.navigator.currentOrThrow
+import eu.kanade.core.util.ifSourcesLoaded
 import eu.kanade.domain.manga.model.hasCustomCover
 import eu.kanade.domain.manga.model.toSManga
 import eu.kanade.presentation.category.components.ChangeCategoryDialog
@@ -73,6 +74,11 @@ class MangaScreen(
 
     @Composable
     override fun Content() {
+        if (!ifSourcesLoaded()) {
+            LoadingScreen()
+            return
+        }
+
         val navigator = LocalNavigator.currentOrThrow
         val context = LocalContext.current
         val haptic = LocalHapticFeedback.current

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt

@@ -40,6 +40,7 @@ import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView
 import com.google.android.material.elevation.SurfaceColors
 import com.google.android.material.transition.platform.MaterialContainerTransform
 import dev.chrisbanes.insetter.applyInsetter
+import eu.kanade.core.util.ifSourcesLoaded
 import eu.kanade.domain.base.BasePreferences
 import eu.kanade.presentation.reader.DisplayRefreshHost
 import eu.kanade.presentation.reader.OrientationSelectDialog
@@ -344,6 +345,10 @@ class ReaderActivity : BaseActivity() {
                 )
             }
 
+            if (!ifSourcesLoaded()) {
+                return@setComposeContent
+            }
+
             val isHttpSource = viewModel.getSource() is HttpSource
             val isFullscreen by readerPreferences.fullscreen().collectAsState()
             val flashOnPageChange by readerPreferences.flashOnPageChange().collectAsState()

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderViewModel.kt

@@ -47,6 +47,7 @@ import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.distinctUntilChanged
 import kotlinx.coroutines.flow.filterNotNull
+import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.onEach
@@ -264,6 +265,7 @@ class ReaderViewModel @JvmOverloads constructor(
             try {
                 val manga = getManga.await(mangaId)
                 if (manga != null) {
+                    sourceManager.isInitialized.first { it }
                     mutableState.update { it.copy(manga = manga) }
                     if (chapterId == -1L) chapterId = initialChapterId