Rewrite navigation to use Multiplatform Voyager Navigation

desktop/build.gradle.kts

@@ -29,7 +29,8 @@ dependencies {
     implementation(compose.uiTooling)
     implementation(compose.materialIconsExtended)
     implementation(compose("org.jetbrains.compose.ui:ui-util"))
-    implementation(libs.composeRouter)
+    implementation(libs.voyagerCore)
+    implementation(libs.voyagerNavigation)
     implementation(libs.accompanistPager)
     implementation(libs.accompanistFlowLayout)
     implementation(libs.kamel)

desktop/src/main/kotlin/ca/gosyer/main.kt

@@ -14,7 +14,6 @@ import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.runtime.DisposableEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
-import androidx.compose.runtime.remember
 import androidx.compose.ui.configureSwingGlobalsForCompose
 import androidx.compose.ui.input.key.Key
 import androidx.compose.ui.input.key.KeyEventType
@@ -35,19 +34,16 @@ import ca.gosyer.i18n.MR
 import ca.gosyer.ui.AppComponent
 import ca.gosyer.ui.base.WindowDialog
 import ca.gosyer.ui.base.theme.AppTheme
-import ca.gosyer.ui.main.DebugOverlay
 import ca.gosyer.ui.main.MainMenu
+import ca.gosyer.ui.main.components.DebugOverlay
 import ca.gosyer.ui.main.components.Tray
+import ca.gosyer.ui.util.compose.WindowGet
 import ca.gosyer.uicore.components.LoadingScreen
 import ca.gosyer.uicore.prefs.asStateIn
-import ca.gosyer.util.compose.WindowGet
+import ca.gosyer.uicore.resources.stringResource
 import com.github.weisj.darklaf.LafManager
 import com.github.weisj.darklaf.theme.DarculaTheme
 import com.github.weisj.darklaf.theme.IntelliJTheme
-import com.github.zsoltk.compose.backpress.BackPressHandler
-import com.github.zsoltk.compose.backpress.LocalBackPressHandler
-import com.github.zsoltk.compose.savedinstancestate.Bundle
-import ca.gosyer.uicore.resources.stringResource
 import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.flow.MutableStateFlow
@@ -124,10 +120,6 @@ suspend fun main() {
                     exitProcess(0)
                 }
             }
-
-            val backPressHandler = remember { BackPressHandler() }
-
-            val rootBundle = remember { Bundle() }
             val windowState = rememberWindowState(
                 size = size,
                 position = position,
@@ -158,7 +150,8 @@ suspend fun main() {
                     if (it.type == KeyEventType.KeyUp) {
                         when (it.key) {
                             Key.Home -> {
-                                backPressHandler.handle()
+                                // backPressHandler.handle()
+                                false
                             }
                             Key.F3 -> {
                                 displayDebugInfoFlow.value = !displayDebugInfoFlow.value
@@ -170,14 +163,11 @@ suspend fun main() {
                 }
             ) {
                 AppTheme {
-                    CompositionLocalProvider(
-                        LocalBackPressHandler provides backPressHandler,
-                    ) {
                     Crossfade(serverService.initialized.collectAsState().value) { initialized ->
                         when (initialized) {
                             ServerResult.STARTED, ServerResult.UNUSED -> {
                                 Box {
-                                        MainMenu(rootBundle)
+                                    MainMenu()
                                     val displayDebugInfo by displayDebugInfoFlow.collectAsState()
                                     if (displayDebugInfo) {
                                         DebugOverlay()
@@ -200,5 +190,4 @@ suspend fun main() {
             }
         }
     }
-    }
 }

gradle/libs.versions.toml

@@ -8,7 +8,7 @@ json = "1.3.2"
 xmlUtil = "0.84.0"
 
 # Compose
-composeRouter = "0.24.2-jetbrains-2"
+voyager = "1.0.0-beta15"
 accompanist = "0.18.1"
 kamel = "0.3.0"
 
@@ -52,7 +52,8 @@ xmlUtilCore = { module = "io.github.pdvrieze.xmlutil:core", version.ref = "xmlUt
 xmlUtilSerialization = { module = "io.github.pdvrieze.xmlutil:serialization", version.ref = "xmlUtil" }
 
 # Compose
-composeRouter = { module = "ca.gosyer:compose-router", version.ref = "composeRouter" }
+voyagerCore = { module = "cafe.adriel.voyager:voyager-core", version.ref = "voyager" }
+voyagerNavigation = { module = "cafe.adriel.voyager:voyager-navigator", version.ref = "voyager" }
 accompanistPager = { module = "ca.gosyer:accompanist-pager", version.ref = "accompanist" }
 accompanistFlowLayout = { module = "ca.gosyer:accompanist-flowlayout", version.ref = "accompanist" }
 kamel = { module = "com.alialbaali.kamel:kamel-image", version.ref = "kamel" }

presentation/build.gradle.kts

@@ -23,6 +23,7 @@ kotlin {
         all {
             languageSettings {
                 optIn("kotlin.RequiresOptIn")
+                optIn("kotlinx.coroutines.ExperimentalCoroutinesApi")
                 optIn("com.google.accompanist.pager.ExperimentalPagerApi")
                 optIn("androidx.compose.foundation.ExperimentalFoundationApi")
                 optIn("androidx.compose.material.ExperimentalMaterialApi")
@@ -35,6 +36,8 @@ kotlin {
                 api(kotlin("stdlib-common"))
                 api(libs.coroutinesCore)
                 api(libs.kamel)
+                api(libs.voyagerCore)
+                api(libs.voyagerNavigation)
                 api(project(":core"))
                 api(project(":i18n"))
                 api(project(":data"))
@@ -60,7 +63,6 @@ kotlin {
                 api(libs.coroutinesSwing)
                 api(libs.accompanistPager)
                 api(libs.accompanistFlowLayout)
-                api(libs.composeRouter)
                 api(libs.krokiCoroutines)
             }
         }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/base/WindowDialog.kt

@@ -36,7 +36,7 @@ import androidx.compose.ui.window.WindowPosition
 import androidx.compose.ui.window.rememberWindowState
 import ca.gosyer.ui.AppComponent
 import ca.gosyer.ui.base.theme.AppTheme
-import ca.gosyer.util.lang.launchApplication
+import ca.gosyer.ui.util.lang.launchApplication
 import kotlinx.coroutines.DelicateCoroutinesApi
 
 @OptIn(DelicateCoroutinesApi::class)

presentation/src/desktopMain/kotlin/ca/gosyer/ui/base/navigation/DisplayController.kt

@@ -12,14 +12,11 @@ import androidx.compose.runtime.MutableState
 import androidx.compose.runtime.compositionLocalOf
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
-import ca.gosyer.ui.main.Routes
-import com.github.zsoltk.compose.router.BackStack
 
-val LocalMenuController =
-    compositionLocalOf<MenuController?> { null }
+val LocalDisplayController =
+    compositionLocalOf<DisplayController?> { null }
 
-class MenuController(
-    val backStack: BackStack<Routes>,
+class DisplayController(
     private val _sideMenuVisible: MutableState<Boolean> = mutableStateOf(true),
     private val _isDrawer: MutableState<Boolean> = mutableStateOf(false),
 ) {
@@ -38,25 +35,12 @@ class MenuController(
     fun setAsNotDrawer() {
         _isDrawer.value = false
     }
-
-    fun push(route: Routes) {
-        backStack.push(route)
-        if (isDrawer) {
-            closeSideMenu()
-        }
-    }
-    fun newRoot(route: Routes) {
-        backStack.newRoot(route)
-        if (isDrawer) {
-            closeSideMenu()
-        }
-    }
 }
 
 @Composable
-fun withMenuController(controller: MenuController, content: @Composable () -> Unit) {
+fun withDisplayController(controller: DisplayController, content: @Composable () -> Unit) {
     CompositionLocalProvider(
-        LocalMenuController provides controller,
+        LocalDisplayController provides controller,
         content = content
     )
 }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/base/navigation/Toolbar.kt

@@ -66,13 +66,16 @@ import androidx.compose.ui.unit.sp
 import ca.gosyer.i18n.MR
 import ca.gosyer.uicore.components.BoxWithTooltipSurface
 import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.navigator.LocalNavigator
+import cafe.adriel.voyager.navigator.Navigator
 
 @Composable
 fun Toolbar(
     name: String,
-    menuController: MenuController? = LocalMenuController.current,
-    closable: Boolean,
-    onClose: () -> Unit = { menuController?.backStack?.pop() },
+    displayController: DisplayController? = LocalDisplayController.current,
+    navigator: Navigator? = LocalNavigator.current,
+    closable: Boolean = (navigator?.size ?: 0) > 1,
+    onClose: () -> Unit = { navigator?.pop() },
     modifier: Modifier = Modifier,
     actions: @Composable RowScope.() -> Unit = {},
     backgroundColor: Color = MaterialTheme.colors.surface, // CustomColors.current.bars,
@@ -98,14 +101,14 @@ fun Toolbar(
                 Modifier.fillMaxHeight().animateContentSize(),
                 verticalAlignment = Alignment.CenterVertically
             ) {
-                if (menuController != null) {
-                    if (menuController.isDrawer) {
-                        ActionIcon(menuController::openSideMenu, "Open nav", Icons.Rounded.Menu)
+                if (displayController != null) {
+                    if (displayController.isDrawer) {
+                        ActionIcon(displayController::openSideMenu, "Open nav", Icons.Rounded.Menu)
                     } else {
                         AnimatedVisibility(
-                            !menuController.sideMenuVisible
+                            !displayController.sideMenuVisible
                         ) {
-                            ActionIcon(menuController::openSideMenu, "Open nav", Icons.Rounded.Sort)
+                            ActionIcon(displayController::openSideMenu, "Open nav", Icons.Rounded.Sort)
                         }
                     }
                 }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/base/theme/AppTheme.kt

@@ -25,9 +25,10 @@ import ca.gosyer.data.ui.UiPreferences
 import ca.gosyer.data.ui.model.ThemeMode
 import ca.gosyer.uicore.theme.Theme
 import ca.gosyer.uicore.theme.themes
+import ca.gosyer.uicore.vm.LocalViewModelFactory
 import ca.gosyer.uicore.vm.ViewModel
-import ca.gosyer.uicore.vm.viewModel
 import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.MainScope
 import kotlinx.coroutines.SupervisorJob
 import kotlinx.coroutines.cancel
 import kotlinx.coroutines.cancelChildren
@@ -39,7 +40,8 @@ import me.tatarka.inject.annotations.Inject
  */
 @Composable
 fun AppTheme(content: @Composable () -> Unit) {
-    val vm = viewModel<AppThemeViewModel>()
+    val vmFactory = LocalViewModelFactory.current
+    val vm = remember { vmFactory.instantiate<AppThemeViewModel>() }
     val colors = vm.getColors()
     /*val systemUiController = rememberSystemUiController()*/
 
@@ -61,6 +63,8 @@ fun AppTheme(content: @Composable () -> Unit) {
 class AppThemeViewModel @Inject constructor(
     private val uiPreferences: UiPreferences
 ) : ViewModel() {
+    override val scope = MainScope()
+
     private val themeMode = uiPreferences.themeMode().asStateFlow()
     private val lightTheme = uiPreferences.lightTheme().asStateFlow()
     private val darkTheme = uiPreferences.darkTheme().asStateFlow()
@@ -130,7 +134,8 @@ class AppThemeViewModel @Inject constructor(
         )
     }
 
-    override fun onDestroy() {
+    override fun onDispose() {
         baseThemeScope.cancel()
+        scope.cancel()
     }
 }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/base/vm/ViewModelFactory.kt

@@ -7,14 +7,14 @@
 package ca.gosyer.ui.base.vm
 
 import ca.gosyer.ui.base.theme.AppThemeViewModel
-import ca.gosyer.ui.categories.CategoriesMenuViewModel
-import ca.gosyer.ui.downloads.DownloadsMenuViewModel
-import ca.gosyer.ui.extensions.ExtensionsMenuViewModel
+import ca.gosyer.ui.categories.CategoriesScreenViewModel
+import ca.gosyer.ui.downloads.DownloadsScreenViewModel
+import ca.gosyer.ui.extensions.ExtensionsScreenViewModel
 import ca.gosyer.ui.library.LibraryScreenViewModel
 import ca.gosyer.ui.main.MainViewModel
 import ca.gosyer.ui.main.components.DebugOverlayViewModel
 import ca.gosyer.ui.main.components.TrayViewModel
-import ca.gosyer.ui.manga.MangaMenuViewModel
+import ca.gosyer.ui.manga.MangaScreenViewModel
 import ca.gosyer.ui.reader.ReaderMenuViewModel
 import ca.gosyer.ui.settings.SettingsAdvancedViewModel
 import ca.gosyer.ui.settings.SettingsBackupViewModel
@@ -23,29 +23,28 @@ import ca.gosyer.ui.settings.SettingsLibraryViewModel
 import ca.gosyer.ui.settings.SettingsReaderViewModel
 import ca.gosyer.ui.settings.SettingsServerViewModel
 import ca.gosyer.ui.settings.ThemesViewModel
-import ca.gosyer.ui.sources.SourcesMenuViewModel
-import ca.gosyer.ui.sources.components.SourceHomeScreenViewModel
-import ca.gosyer.ui.sources.components.SourceScreenViewModel
-import ca.gosyer.ui.sources.components.filter.SourceFiltersViewModel
-import ca.gosyer.ui.sources.settings.SourceSettingsViewModel
-import ca.gosyer.ui.updates.UpdatesMenuViewModel
+import ca.gosyer.ui.sources.SourcesScreenViewModel
+import ca.gosyer.ui.sources.browse.SourceScreenViewModel
+import ca.gosyer.ui.sources.browse.filter.SourceFiltersViewModel
+import ca.gosyer.ui.sources.home.SourceHomeScreenViewModel
+import ca.gosyer.ui.sources.settings.SourceSettingsScreenViewModel
+import ca.gosyer.ui.updates.UpdatesScreenViewModel
 import ca.gosyer.uicore.vm.ViewModel
 import ca.gosyer.uicore.vm.ViewModelFactory
-import com.github.zsoltk.compose.savedinstancestate.Bundle
 import me.tatarka.inject.annotations.Inject
 import kotlin.reflect.KClass
 
 @Inject
 class ViewModelFactoryImpl(
     private val appThemeFactory: () -> AppThemeViewModel,
-    private val categoryFactory: () -> CategoriesMenuViewModel,
-    private val downloadsFactory: () -> DownloadsMenuViewModel,
-    private val extensionsFactory: () -> ExtensionsMenuViewModel,
-    private val libraryFactory: (bundle: Bundle) -> LibraryScreenViewModel,
+    private val categoryFactory: () -> CategoriesScreenViewModel,
+    private val downloadsFactory: (Boolean) -> DownloadsScreenViewModel,
+    private val extensionsFactory: () -> ExtensionsScreenViewModel,
+    private val libraryFactory: () -> LibraryScreenViewModel,
     private val debugOverlayFactory: () -> DebugOverlayViewModel,
     private val trayFactory: () -> TrayViewModel,
     private val mainFactory: () -> MainViewModel,
-    private val mangaFactory: (params: MangaMenuViewModel.Params) -> MangaMenuViewModel,
+    private val mangaFactory: (params: MangaScreenViewModel.Params) -> MangaScreenViewModel,
     private val readerFactory: (params: ReaderMenuViewModel.Params) -> ReaderMenuViewModel,
     private val settingsAdvancedFactory: () -> SettingsAdvancedViewModel,
     private val themesFactory: () -> ThemesViewModel,
@@ -55,25 +54,25 @@ class ViewModelFactoryImpl(
     private val settingsReaderFactory: () -> SettingsReaderViewModel,
     private val settingsServerFactory: () -> SettingsServerViewModel,
     private val sourceFiltersFactory: (params: SourceFiltersViewModel.Params) -> SourceFiltersViewModel,
-    private val sourceSettingsFactory: (params: SourceSettingsViewModel.Params) -> SourceSettingsViewModel,
-    private val sourceHomeFactory: (bundle: Bundle) -> SourceHomeScreenViewModel,
+    private val sourceSettingsFactory: (params: SourceSettingsScreenViewModel.Params) -> SourceSettingsScreenViewModel,
+    private val sourceHomeFactory: () -> SourceHomeScreenViewModel,
     private val sourceFactory: (params: SourceScreenViewModel.Params) -> SourceScreenViewModel,
-    private val sourcesFactory: (bundle: Bundle) -> SourcesMenuViewModel,
-    private val updatesFactory: () -> UpdatesMenuViewModel
-): ViewModelFactory() {
+    private val sourcesFactory: () -> SourcesScreenViewModel,
+    private val updatesFactory: () -> UpdatesScreenViewModel
+) : ViewModelFactory() {
 
     override fun <VM : ViewModel> instantiate(klass: KClass<VM>, arg1: Any?): VM {
         @Suppress("UNCHECKED_CAST", "IMPLICIT_CAST_TO_ANY")
         return when (klass) {
             AppThemeViewModel::class -> appThemeFactory()
-            CategoriesMenuViewModel::class -> categoryFactory()
-            DownloadsMenuViewModel::class -> downloadsFactory()
-            ExtensionsMenuViewModel::class -> extensionsFactory()
-            LibraryScreenViewModel::class -> libraryFactory(arg1 as Bundle)
+            CategoriesScreenViewModel::class -> categoryFactory()
+            DownloadsScreenViewModel::class -> downloadsFactory(arg1 as Boolean)
+            ExtensionsScreenViewModel::class -> extensionsFactory()
+            LibraryScreenViewModel::class -> libraryFactory()
             DebugOverlayViewModel::class -> debugOverlayFactory()
             TrayViewModel::class -> trayFactory()
             MainViewModel::class -> mainFactory()
-            MangaMenuViewModel::class -> mangaFactory(arg1 as MangaMenuViewModel.Params)
+            MangaScreenViewModel::class -> mangaFactory(arg1 as MangaScreenViewModel.Params)
             ReaderMenuViewModel::class -> readerFactory(arg1 as ReaderMenuViewModel.Params)
             SettingsAdvancedViewModel::class -> settingsAdvancedFactory()
             ThemesViewModel::class -> themesFactory()
@@ -83,11 +82,11 @@ class ViewModelFactoryImpl(
             SettingsReaderViewModel::class -> settingsReaderFactory()
             SettingsServerViewModel::class -> settingsServerFactory()
             SourceFiltersViewModel::class -> sourceFiltersFactory(arg1 as SourceFiltersViewModel.Params)
-            SourceSettingsViewModel::class -> sourceSettingsFactory(arg1 as SourceSettingsViewModel.Params)
-            SourceHomeScreenViewModel::class -> sourceHomeFactory(arg1 as Bundle)
+            SourceSettingsScreenViewModel::class -> sourceSettingsFactory(arg1 as SourceSettingsScreenViewModel.Params)
+            SourceHomeScreenViewModel::class -> sourceHomeFactory()
             SourceScreenViewModel::class -> sourceFactory(arg1 as SourceScreenViewModel.Params)
-            SourcesMenuViewModel::class -> sourcesFactory(arg1 as Bundle)
-            UpdatesMenuViewModel::class -> updatesFactory()
+            SourcesScreenViewModel::class -> sourcesFactory()
+            UpdatesScreenViewModel::class -> updatesFactory()
             else -> throw IllegalArgumentException("Unknown ViewModel $klass")
         } as VM
     }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/categories/CategoriesScreen.kt

@@ -0,0 +1,56 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.categories
+
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.remember
+import ca.gosyer.presentation.build.BuildKonfig
+import ca.gosyer.ui.categories.components.CategoriesScreenContent
+import ca.gosyer.ui.util.compose.ThemedWindow
+import ca.gosyer.ui.util.lang.launchApplication
+import ca.gosyer.uicore.vm.viewModel
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+import cafe.adriel.voyager.navigator.Navigator
+import kotlinx.coroutines.DelicateCoroutinesApi
+
+@OptIn(DelicateCoroutinesApi::class)
+fun openCategoriesMenu(notifyFinished: (() -> Unit)? = null) {
+    launchApplication {
+        ThemedWindow(
+            ::exitApplication,
+            title = "${BuildKonfig.NAME} - Categories"
+        ) {
+            Navigator(remember { CategoriesScreen(notifyFinished) })
+        }
+    }
+}
+
+class CategoriesScreen(
+    @Transient
+    private val notifyFinished: (() -> Unit)? = null
+) : Screen {
+
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel<CategoriesScreenViewModel>()
+        CategoriesScreenContent(
+            categories = vm.categories.collectAsState().value,
+            updateRemoteCategories = vm::updateRemoteCategories,
+            moveCategoryUp = vm::moveUp,
+            moveCategoryDown = vm::moveDown,
+            renameCategory = vm::renameCategory,
+            deleteCategory = vm::deleteCategory,
+            createCategory = vm::createCategory,
+            notifyFinished = notifyFinished
+        )
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/categories/CategoriesScreenViewModel.kt

@@ -16,7 +16,7 @@ import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.launch
 import me.tatarka.inject.annotations.Inject
 
-class CategoriesMenuViewModel @Inject constructor(
+class CategoriesScreenViewModel @Inject constructor(
     private val categoryHandler: CategoryInteractionHandler
 ) : ViewModel() {
     private var originalCategories = emptyList<Category>()

presentation/src/desktopMain/kotlin/ca/gosyer/ui/categories/components/CategoriesDialogs.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.categories
+package ca.gosyer.ui.categories.components
 
 import androidx.compose.material.Text
 import androidx.compose.material.TextField
@@ -14,11 +14,12 @@ import androidx.compose.ui.text.input.TextFieldValue
 import ca.gosyer.i18n.MR
 import ca.gosyer.presentation.build.BuildKonfig
 import ca.gosyer.ui.base.WindowDialog
+import ca.gosyer.ui.categories.CategoriesScreenViewModel
 import ca.gosyer.uicore.resources.stringResource
 import kotlinx.coroutines.flow.MutableStateFlow
 
 fun openRenameDialog(
-    category: CategoriesMenuViewModel.MenuCategory,
+    category: CategoriesScreenViewModel.MenuCategory,
     onRename: (String) -> Unit
 ) {
     val newName = MutableStateFlow(TextFieldValue(category.name))
@@ -44,8 +45,8 @@ fun openRenameDialog(
 }
 
 fun openDeleteDialog(
-    category: CategoriesMenuViewModel.MenuCategory,
-    onDelete: (CategoriesMenuViewModel.MenuCategory) -> Unit
+    category: CategoriesScreenViewModel.MenuCategory,
+    onDelete: (CategoriesScreenViewModel.MenuCategory) -> Unit
 ) {
     WindowDialog(
         title = "${BuildKonfig.NAME} - Categories - Delete Dialog",

presentation/src/desktopMain/kotlin/ca/gosyer/ui/categories/components/CategoriesScreenContent.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.categories
+package ca.gosyer.ui.categories.components
 
 import androidx.compose.foundation.VerticalScrollbar
 import androidx.compose.foundation.layout.Box
@@ -40,16 +40,11 @@ import androidx.compose.material.icons.rounded.KeyboardArrowUp
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.runtime.DisposableEffect
-import androidx.compose.runtime.collectAsState
-import androidx.compose.runtime.getValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import ca.gosyer.i18n.MR
-import ca.gosyer.presentation.build.BuildKonfig
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.util.compose.ThemedWindow
-import ca.gosyer.util.lang.launchApplication
+import ca.gosyer.ui.categories.CategoriesScreenViewModel.MenuCategory
 import ca.gosyer.uicore.resources.stringResource
 import kotlinx.coroutines.CoroutineExceptionHandler
 import kotlinx.coroutines.DelicateCoroutinesApi
@@ -57,23 +52,18 @@ import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.launch
 import mu.KotlinLogging
 
-@OptIn(DelicateCoroutinesApi::class)
-fun openCategoriesMenu(notifyFinished: (() -> Unit)? = null) {
-    launchApplication {
-        ThemedWindow(
-            ::exitApplication,
-            title = "${BuildKonfig.NAME} - Categories"
-        ) {
-            CategoriesMenu(notifyFinished)
-        }
-    }
-}
-
 @OptIn(DelicateCoroutinesApi::class)
 @Composable
-fun CategoriesMenu(notifyFinished: (() -> Unit)? = null) {
-    val vm = viewModel<CategoriesMenuViewModel>()
-    val categories by vm.categories.collectAsState()
+fun CategoriesScreenContent(
+    categories: List<MenuCategory>,
+    updateRemoteCategories: suspend () -> Unit,
+    moveCategoryUp: (MenuCategory) -> Unit,
+    moveCategoryDown: (MenuCategory) -> Unit,
+    renameCategory: (MenuCategory, String) -> Unit,
+    deleteCategory: (MenuCategory) -> Unit,
+    createCategory: (String) -> Unit,
+    notifyFinished: (() -> Unit)? = null
+) {
     DisposableEffect(Unit) {
         onDispose {
             val logger = KotlinLogging.logger {}
@@ -81,7 +71,7 @@ fun CategoriesMenu(notifyFinished: (() -> Unit)? = null) {
                 logger.debug { throwable }
             }
             GlobalScope.launch(handler) {
-                vm.updateRemoteCategories()
+                updateRemoteCategories()
                 notifyFinished?.invoke()
             }
         }
@@ -96,16 +86,16 @@ fun CategoriesMenu(notifyFinished: (() -> Unit)? = null) {
                         category = category,
                         moveUpEnabled = i != 0,
                         moveDownEnabled = i != categories.lastIndex,
-                        onMoveUp = { vm.moveUp(category) },
-                        onMoveDown = { vm.moveDown(category) },
+                        onMoveUp = { moveCategoryUp(category) },
+                        onMoveDown = { moveCategoryDown(category) },
                         onRename = {
                             openRenameDialog(category) {
-                                vm.renameCategory(category, it)
+                                renameCategory(category, it)
                             }
                         },
                         onDelete = {
                             openDeleteDialog(category) {
-                                vm.deleteCategory(category)
+                                deleteCategory(category)
                             }
                         },
                     )
@@ -120,7 +110,7 @@ fun CategoriesMenu(notifyFinished: (() -> Unit)? = null) {
                 modifier = Modifier.align(Alignment.BottomEnd).padding(16.dp),
                 onClick = {
                     openCreateDialog {
-                        vm.createCategory(it)
+                        createCategory(it)
                     }
                 }
             )
@@ -136,7 +126,7 @@ fun CategoriesMenu(notifyFinished: (() -> Unit)? = null) {
 
 @Composable
 private fun CategoryRow(
-    category: CategoriesMenuViewModel.MenuCategory,
+    category: MenuCategory,
     moveUpEnabled: Boolean = true,
     moveDownEnabled: Boolean = true,
     onMoveUp: () -> Unit = {},

presentation/src/desktopMain/kotlin/ca/gosyer/ui/downloads/DownloadsScreen.kt

@@ -0,0 +1,58 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.downloads
+
+import androidx.compose.material.Surface
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.remember
+import ca.gosyer.presentation.build.BuildKonfig
+import ca.gosyer.ui.downloads.components.DownloadsScreenContent
+import ca.gosyer.ui.manga.MangaScreen
+import ca.gosyer.ui.util.compose.ThemedWindow
+import ca.gosyer.ui.util.lang.launchApplication
+import ca.gosyer.uicore.vm.viewModel
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+import cafe.adriel.voyager.navigator.LocalNavigator
+import cafe.adriel.voyager.navigator.Navigator
+import cafe.adriel.voyager.navigator.currentOrThrow
+import kotlinx.coroutines.DelicateCoroutinesApi
+
+@OptIn(DelicateCoroutinesApi::class)
+fun openDownloadsMenu() {
+    launchApplication {
+        ThemedWindow(::exitApplication, title = BuildKonfig.NAME) {
+            Surface {
+                Navigator(remember { DownloadsScreen() })
+            }
+        }
+    }
+}
+
+class DownloadsScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel {
+            instantiate<DownloadsScreenViewModel>(false)
+        }
+        val navigator = LocalNavigator.currentOrThrow
+        DownloadsScreenContent(
+            downloadQueue = vm.downloadQueue.collectAsState().value,
+            downloadStatus = vm.downloaderStatus.collectAsState().value,
+            startDownloading = vm::start,
+            pauseDownloading = vm::pause,
+            clearQueue = vm::clear,
+            onMangaClick = { navigator push MangaScreen(it) },
+            stopDownload = vm::stopDownload,
+            moveDownloadToBottom = vm::moveToBottom
+        )
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/downloads/DownloadsScreenViewModel.kt

@@ -11,14 +11,24 @@ import ca.gosyer.data.models.Chapter
 import ca.gosyer.data.server.interactions.ChapterInteractionHandler
 import ca.gosyer.data.server.interactions.DownloadInteractionHandler
 import ca.gosyer.uicore.vm.ViewModel
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.MainScope
 import kotlinx.coroutines.launch
 import me.tatarka.inject.annotations.Inject
 
-class DownloadsMenuViewModel @Inject constructor(
+class DownloadsScreenViewModel @Inject constructor(
     private val downloadService: DownloadService,
     private val downloadsHandler: DownloadInteractionHandler,
-    private val chapterHandler: ChapterInteractionHandler
+    private val chapterHandler: ChapterInteractionHandler,
+    standalone: Boolean
 ) : ViewModel() {
+    private val uiScope = if (standalone) {
+        MainScope()
+    } else null
+
+    override val scope: CoroutineScope
+        get() = uiScope ?: super.scope
+
     val serviceStatus get() = downloadService.status
     val downloaderStatus get() = downloadService.downloaderStatus
     val downloadQueue get() = downloadService.downloadQueue

presentation/src/desktopMain/kotlin/ca/gosyer/ui/downloads/components/DownloadsScreenContent.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.downloads
+package ca.gosyer.ui.downloads.components
 
 import androidx.compose.animation.core.animateFloatAsState
 import androidx.compose.foundation.VerticalScrollbar
@@ -28,7 +28,6 @@ import androidx.compose.material.Icon
 import androidx.compose.material.LinearProgressIndicator
 import androidx.compose.material.MaterialTheme
 import androidx.compose.material.ProgressIndicatorDefaults
-import androidx.compose.material.Surface
 import androidx.compose.material.Text
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.rounded.ClearAll
@@ -36,7 +35,6 @@ import androidx.compose.material.icons.rounded.MoreVert
 import androidx.compose.material.icons.rounded.Pause
 import androidx.compose.material.icons.rounded.PlayArrow
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
@@ -48,10 +46,8 @@ import ca.gosyer.data.download.model.DownloadChapter
 import ca.gosyer.data.download.model.DownloaderStatus
 import ca.gosyer.data.models.Chapter
 import ca.gosyer.i18n.MR
-import ca.gosyer.presentation.build.BuildKonfig
 import ca.gosyer.ui.base.navigation.ActionIcon
 import ca.gosyer.ui.base.navigation.Toolbar
-import ca.gosyer.ui.manga.openMangaMenu
 import ca.gosyer.uicore.components.DropdownIconButton
 import ca.gosyer.uicore.components.MangaListItem
 import ca.gosyer.uicore.components.MangaListItemColumn
@@ -59,41 +55,31 @@ import ca.gosyer.uicore.components.MangaListItemImage
 import ca.gosyer.uicore.components.MangaListItemSubtitle
 import ca.gosyer.uicore.components.MangaListItemTitle
 import ca.gosyer.uicore.components.mangaAspectRatio
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.util.compose.ThemedWindow
-import ca.gosyer.util.lang.launchApplication
 import ca.gosyer.uicore.resources.stringResource
 import io.kamel.image.lazyPainterResource
-import kotlinx.coroutines.DelicateCoroutinesApi
-
-@OptIn(DelicateCoroutinesApi::class)
-fun openDownloadsMenu() {
-    launchApplication {
-        ThemedWindow(::exitApplication, title = BuildKonfig.NAME) {
-            Surface {
-                DownloadsMenu(::openMangaMenu)
-            }
-        }
-    }
-}
 
 @Composable
-fun DownloadsMenu(onMangaClick: (Long) -> Unit) {
-    val vm = viewModel<DownloadsMenuViewModel>()
-    val downloadQueue by vm.downloadQueue.collectAsState()
-
+fun DownloadsScreenContent(
+    downloadQueue: List<DownloadChapter>,
+    downloadStatus: DownloaderStatus,
+    startDownloading: () -> Unit,
+    pauseDownloading: () -> Unit,
+    clearQueue: () -> Unit,
+    onMangaClick: (Long) -> Unit,
+    stopDownload: (Chapter) -> Unit,
+    moveDownloadToBottom: (Chapter) -> Unit
+) {
     Column {
         Toolbar(
             stringResource(MR.strings.location_downloads),
             closable = false,
             actions = {
-                val downloadStatus by vm.downloaderStatus.collectAsState()
                 if (downloadStatus == DownloaderStatus.Started) {
-                    ActionIcon(onClick = vm::pause, stringResource(MR.strings.action_pause), Icons.Rounded.Pause)
+                    ActionIcon(onClick = pauseDownloading, stringResource(MR.strings.action_pause), Icons.Rounded.Pause)
                 } else {
-                    ActionIcon(onClick = vm::start, stringResource(MR.strings.action_continue), Icons.Rounded.PlayArrow)
+                    ActionIcon(onClick = startDownloading, stringResource(MR.strings.action_continue), Icons.Rounded.PlayArrow)
                 }
-                ActionIcon(onClick = vm::clear, stringResource(MR.strings.action_clear_queue), Icons.Rounded.ClearAll)
+                ActionIcon(onClick = clearQueue, stringResource(MR.strings.action_clear_queue), Icons.Rounded.ClearAll)
             }
         )
         Box {
@@ -103,8 +89,8 @@ fun DownloadsMenu(onMangaClick: (Long) -> Unit) {
                     DownloadsItem(
                         it,
                         { onMangaClick(it.mangaId) },
-                        vm::stopDownload,
-                        vm::moveToBottom
+                        stopDownload,
+                        moveDownloadToBottom
                     )
                 }
             }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/extensions/ExtensionsScreen.kt

@@ -0,0 +1,60 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.extensions
+
+import androidx.compose.material.Surface
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.remember
+import androidx.compose.ui.unit.DpSize
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.window.rememberWindowState
+import ca.gosyer.presentation.build.BuildKonfig
+import ca.gosyer.ui.extensions.components.ExtensionsScreenContent
+import ca.gosyer.ui.util.compose.ThemedWindow
+import ca.gosyer.ui.util.lang.launchApplication
+import ca.gosyer.uicore.vm.viewModel
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+import cafe.adriel.voyager.navigator.Navigator
+import kotlinx.coroutines.DelicateCoroutinesApi
+
+@OptIn(DelicateCoroutinesApi::class)
+fun openExtensionsMenu() {
+    launchApplication {
+        val state = rememberWindowState(size = DpSize(550.dp, 700.dp))
+        ThemedWindow(::exitApplication, state, title = BuildKonfig.NAME) {
+            Surface {
+                Navigator(remember { ExtensionsScreen() })
+            }
+        }
+    }
+}
+
+class ExtensionsScreen : Screen {
+
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel<ExtensionsScreenViewModel>()
+
+        ExtensionsScreenContent(
+            extensions = vm.extensions.collectAsState().value,
+            isLoading = vm.isLoading.collectAsState().value,
+            query = vm.searchQuery.collectAsState().value,
+            setQuery = vm::search,
+            enabledLangs = vm.enabledLangs,
+            getSourceLanguages = vm::getSourceLanguages,
+            setEnabledLanguages = vm::setEnabledLanguages,
+            installExtension = vm::install,
+            updateExtension = vm::update,
+            uninstallExtension = vm::uninstall
+        )
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/extensions/ExtensionsScreenViewModel.kt

@@ -22,7 +22,7 @@ import kotlinx.coroutines.launch
 import me.tatarka.inject.annotations.Inject
 import java.util.Locale
 
-class ExtensionsMenuViewModel @Inject constructor(
+class ExtensionsScreenViewModel @Inject constructor(
     private val extensionHandler: ExtensionInteractionHandler,
     extensionPreferences: ExtensionPreferences
 ) : ViewModel() {

presentation/src/desktopMain/kotlin/ca/gosyer/ui/extensions/components/ExtensionsScreenContent.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.extensions
+package ca.gosyer.ui.extensions.components
 
 import androidx.compose.foundation.VerticalScrollbar
 import androidx.compose.foundation.background
@@ -26,7 +26,6 @@ import androidx.compose.foundation.rememberScrollbarAdapter
 import androidx.compose.material.Button
 import androidx.compose.material.ContentAlpha
 import androidx.compose.material.MaterialTheme
-import androidx.compose.material.Surface
 import androidx.compose.material.Switch
 import androidx.compose.material.Text
 import androidx.compose.material.icons.Icons
@@ -42,10 +41,8 @@ import androidx.compose.ui.graphics.FilterQuality
 import androidx.compose.ui.text.SpanStyle
 import androidx.compose.ui.text.buildAnnotatedString
 import androidx.compose.ui.text.withStyle
-import androidx.compose.ui.unit.DpSize
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
-import androidx.compose.ui.window.rememberWindowState
 import ca.gosyer.data.models.Extension
 import ca.gosyer.i18n.MR
 import ca.gosyer.presentation.build.BuildKonfig
@@ -54,59 +51,48 @@ import ca.gosyer.ui.base.navigation.TextActionIcon
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.uicore.components.LoadingScreen
 import ca.gosyer.uicore.image.KamelImage
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.util.compose.ThemedWindow
-import ca.gosyer.util.compose.persistentLazyListState
-import ca.gosyer.util.lang.launchApplication
 import ca.gosyer.uicore.resources.stringResource
 import io.kamel.image.lazyPainterResource
-import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import java.util.Locale
 
-@OptIn(DelicateCoroutinesApi::class)
-fun openExtensionsMenu() {
-    launchApplication {
-        val state = rememberWindowState(size = DpSize(550.dp, 700.dp))
-        ThemedWindow(::exitApplication, state, title = BuildKonfig.NAME) {
-            Surface {
-                ExtensionsMenu()
-            }
-        }
-    }
-}
-
 @Composable
-fun ExtensionsMenu() {
-    val vm = viewModel<ExtensionsMenuViewModel>()
-    val extensions by vm.extensions.collectAsState()
-    val isLoading by vm.isLoading.collectAsState()
-    val search by vm.searchQuery.collectAsState()
-
+fun ExtensionsScreenContent(
+    extensions: Map<String, List<Extension>>,
+    isLoading: Boolean,
+    query: String?,
+    setQuery: (String) -> Unit,
+    enabledLangs: StateFlow<Set<String>>,
+    getSourceLanguages: () -> Set<String>,
+    setEnabledLanguages: (Set<String>) -> Unit,
+    installExtension: (Extension) -> Unit,
+    updateExtension: (Extension) -> Unit,
+    uninstallExtension: (Extension) -> Unit
+) {
     if (isLoading) {
         Column {
             ExtensionsToolbar(
-                search,
-                vm::search,
-                vm.enabledLangs,
-                vm::getSourceLanguages,
-                vm::setEnabledLanguages
+                query,
+                setQuery,
+                enabledLangs,
+                getSourceLanguages,
+                setEnabledLanguages
             )
             LoadingScreen(isLoading)
         }
     } else {
-        val state = persistentLazyListState()
+        val state = rememberLazyListState()
 
         Box(Modifier.fillMaxSize()) {
             LazyColumn(Modifier.fillMaxSize(), state) {
                 item {
                     ExtensionsToolbar(
-                        search,
-                        vm::search,
-                        vm.enabledLangs,
-                        vm::getSourceLanguages,
-                        vm::setEnabledLanguages
+                        query,
+                        setQuery,
+                        enabledLangs,
+                        getSourceLanguages,
+                        setEnabledLanguages
                     )
                 }
                 extensions.forEach { (header, items) ->
@@ -120,9 +106,9 @@ fun ExtensionsMenu() {
                     items(items) { extension ->
                         ExtensionItem(
                             extension,
-                            onInstallClicked = vm::install,
-                            onUpdateClicked = vm::update,
-                            onUninstallClicked = vm::uninstall
+                            onInstallClicked = installExtension,
+                            onUpdateClicked = updateExtension,
+                            onUninstallClicked = uninstallExtension
                         )
                         Spacer(Modifier.height(8.dp))
                     }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/library/LibraryScreen.kt

@@ -6,197 +6,55 @@
 
 package ca.gosyer.ui.library
 
-import androidx.compose.animation.AnimatedVisibility
-import androidx.compose.animation.expandVertically
-import androidx.compose.animation.shrinkVertically
-import androidx.compose.foundation.layout.Box
-import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.material.MaterialTheme
-import androidx.compose.material.ScrollableTabRow
 import androidx.compose.material.Surface
-import androidx.compose.material.Tab
-import androidx.compose.material.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.CompositionLocalProvider
-import androidx.compose.runtime.LaunchedEffect
-import androidx.compose.runtime.State
 import androidx.compose.runtime.collectAsState
-import androidx.compose.runtime.getValue
-import androidx.compose.ui.Modifier
-import androidx.compose.ui.unit.dp
-import androidx.compose.ui.util.fastForEachIndexed
-import ca.gosyer.data.library.model.DisplayMode
-import ca.gosyer.data.models.Category
-import ca.gosyer.data.models.Manga
-import ca.gosyer.i18n.MR
+import androidx.compose.runtime.remember
 import ca.gosyer.presentation.build.BuildKonfig
-import ca.gosyer.ui.base.navigation.Toolbar
-import ca.gosyer.ui.manga.openMangaMenu
-import ca.gosyer.uicore.components.LoadingScreen
+import ca.gosyer.ui.library.components.LibraryScreenContent
+import ca.gosyer.ui.manga.MangaScreen
+import ca.gosyer.ui.util.compose.ThemedWindow
+import ca.gosyer.ui.util.lang.launchApplication
 import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.util.compose.ThemedWindow
-import ca.gosyer.util.lang.launchApplication
-import com.github.zsoltk.compose.savedinstancestate.Bundle
-import com.github.zsoltk.compose.savedinstancestate.LocalSavedInstanceState
-import com.google.accompanist.pager.HorizontalPager
-import com.google.accompanist.pager.rememberPagerState
-import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+import cafe.adriel.voyager.navigator.LocalNavigator
+import cafe.adriel.voyager.navigator.Navigator
+import cafe.adriel.voyager.navigator.currentOrThrow
 import kotlinx.coroutines.DelicateCoroutinesApi
 
 @OptIn(DelicateCoroutinesApi::class)
 fun openLibraryMenu() {
     launchApplication {
         ThemedWindow(::exitApplication, title = BuildKonfig.NAME) {
-            CompositionLocalProvider(
-                LocalSavedInstanceState provides Bundle()
-            ) {
             Surface {
-                    LibraryScreen()
-                }
+                Navigator(remember { LibraryScreen() })
             }
         }
     }
 }
 
-@Composable
-fun LibraryScreen(onClickManga: (Long) -> Unit = ::openMangaMenu) {
-    LibraryScreen(LocalSavedInstanceState.current, onClickManga)
-}
+class LibraryScreen : Screen {
 
-@Composable
-fun LibraryScreen(bundle: Bundle, onClickManga: (Long) -> Unit = ::openMangaMenu) {
-    val vm = viewModel {
-        instantiate<LibraryScreenViewModel>(bundle)
-    }
-    val categories by vm.categories.collectAsState()
-    val selectedCategoryIndex by vm.selectedCategoryIndex.collectAsState()
-    val displayMode by vm.displayMode.collectAsState()
-    val isLoading by vm.isLoading.collectAsState()
-    val error by vm.error.collectAsState()
-    val query by vm.query.collectAsState()
-    // val sheetState = rememberModalBottomSheetState(ModalBottomSheetValue.Hidden)
+    override val key: ScreenKey = uniqueScreenKey
 
-    if (categories.isEmpty()) {
-        LoadingScreen(isLoading, errorMessage = error)
-    } else {
-        /*ModalBottomSheetLayout(
-            sheetState = sheetState,
-            sheetContent = { *//*LibrarySheet()*//* }
-        ) {*/
-        Column(Modifier.fillMaxWidth()) {
-            /*Toolbar(
-                title = {
-                    val text = if (vm.showCategoryTabs) {
-                        stringResource(R.string.library_label)
-                    } else {
-                        vm.selectedCategory?.visibleName.orEmpty()
-                    }
-                    Text(text)
-                },
-                actions = {
-                    IconButton(onClick = { scope.launch { sheetState.show() }}) {
-                        Icon(Icons.Rounded.FilterList, contentDescription = null)
-                    }
-                }
-            )*/
-            Toolbar(
-                stringResource(MR.strings.location_library),
-                closable = false,
-                searchText = query,
-                search = vm::updateQuery
-            )
-            LibraryTabs(
-                visible = true, // vm.showCategoryTabs,
-                categories = categories,
-                selectedPage = selectedCategoryIndex,
-                onPageChanged = vm::setSelectedPage
-            )
-            LibraryPager(
-                categories = categories,
-                displayMode = displayMode,
-                selectedPage = selectedCategoryIndex,
+    @Composable
+    override fun Content() {
+        val vm = viewModel<LibraryScreenViewModel>()
+        val navigator = LocalNavigator.currentOrThrow
+        LibraryScreenContent(
+            categories = vm.categories.collectAsState().value,
+            selectedCategoryIndex = vm.selectedCategoryIndex.collectAsState().value,
+            displayMode = vm.displayMode.collectAsState().value,
+            isLoading = vm.isLoading.collectAsState().value,
+            error = vm.error.collectAsState().value,
+            query = vm.query.collectAsState().value,
+            updateQuery = vm::updateQuery,
             getLibraryForPage = { vm.getLibraryForCategoryId(it).collectAsState() },
             onPageChanged = vm::setSelectedPage,
-                onClickManga = onClickManga,
+            onClickManga = { navigator push MangaScreen(it) },
             onRemoveMangaClicked = vm::removeManga
         )
     }
-        // }
-    }
-}
-
-@Composable
-private fun LibraryTabs(
-    visible: Boolean,
-    categories: List<Category>,
-    selectedPage: Int,
-    onPageChanged: (Int) -> Unit
-) {
-    if (categories.isEmpty()) return
-
-    AnimatedVisibility(
-        visible = visible,
-        enter = expandVertically(),
-        exit = shrinkVertically()
-    ) {
-        ScrollableTabRow(
-            selectedTabIndex = selectedPage,
-            backgroundColor = MaterialTheme.colors.surface,
-            // contentColor = CustomColors.current.onBars,
-            edgePadding = 0.dp
-        ) {
-            categories.fastForEachIndexed { i, category ->
-                Tab(
-                    selected = selectedPage == i,
-                    onClick = { onPageChanged(i) },
-                    text = { Text(category.name) }
-                )
-            }
-        }
-    }
-}
-
-@Composable
-private fun LibraryPager(
-    categories: List<Category>,
-    displayMode: DisplayMode,
-    selectedPage: Int,
-    getLibraryForPage: @Composable (Long) -> State<List<Manga>>,
-    onPageChanged: (Int) -> Unit,
-    onClickManga: (Long) -> Unit,
-    onRemoveMangaClicked: (Long) -> Unit
-) {
-    if (categories.isEmpty()) return
-
-    val state = rememberPagerState(categories.size, selectedPage)
-    LaunchedEffect(state.currentPage) {
-        if (state.currentPage != selectedPage) {
-            onPageChanged(state.currentPage)
-        }
-    }
-    LaunchedEffect(selectedPage) {
-        if (state.currentPage != selectedPage) {
-            state.animateScrollToPage(selectedPage)
-        }
-    }
-    HorizontalPager(state = state) {
-        val library by getLibraryForPage(categories[it].id)
-        when (displayMode) {
-            DisplayMode.CompactGrid -> LibraryMangaCompactGrid(
-                library = library,
-                onClickManga = onClickManga,
-                onRemoveMangaClicked = onRemoveMangaClicked
-            )
-            /*DisplayMode.ComfortableGrid -> LibraryMangaComfortableGrid(
-                library = library,
-                onClickManga = onClickManga
-            )
-            DisplayMode.List -> LibraryMangaList(
-                library = library,
-                onClickManga = onClickManga
-            )*/
-            else -> Box {}
-        }
-    }
 }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/library/LibraryScreenViewModel.kt

@@ -15,9 +15,6 @@ import ca.gosyer.data.server.interactions.CategoryInteractionHandler
 import ca.gosyer.data.server.interactions.LibraryInteractionHandler
 import ca.gosyer.data.server.interactions.UpdatesInteractionHandler
 import ca.gosyer.uicore.vm.ViewModel
-import ca.gosyer.util.compose.saveIntInBundle
-import ca.gosyer.util.compose.saveStringInBundle
-import com.github.zsoltk.compose.savedinstancestate.Bundle
 import kotlinx.coroutines.async
 import kotlinx.coroutines.awaitAll
 import kotlinx.coroutines.flow.MutableStateFlow
@@ -74,13 +71,12 @@ class LibraryScreenViewModel @Inject constructor(
     private val categoryHandler: CategoryInteractionHandler,
     private val libraryHandler: LibraryInteractionHandler,
     private val updatesHandler: UpdatesInteractionHandler,
-    libraryPreferences: LibraryPreferences,
-    private val bundle: Bundle,
+    libraryPreferences: LibraryPreferences
 ) : ViewModel() {
     private val library = Library(MutableStateFlow(emptyList()), mutableMapOf())
     val categories = library.categories.asStateFlow()
 
-    private val _selectedCategoryIndex = saveIntInBundle(scope, bundle, SELECTED_CATEGORY_KEY, 0)
+    private val _selectedCategoryIndex = MutableStateFlow(0)
     val selectedCategoryIndex = _selectedCategoryIndex.asStateFlow()
 
     val displayMode = libraryPreferences.displayMode().stateIn(scope)
@@ -91,7 +87,7 @@ class LibraryScreenViewModel @Inject constructor(
     private val _error = MutableStateFlow<String?>(null)
     val error = _error.asStateFlow()
 
-    private val _query = saveStringInBundle(scope, bundle, QUERY_KEY)
+    private val _query = MutableStateFlow("")
     val query = _query.asStateFlow()
 
     init {

presentation/src/desktopMain/kotlin/ca/gosyer/ui/library/components/LibraryMangaBadges.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.library
+package ca.gosyer.ui.library.components
 
 import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Row
@@ -36,7 +36,9 @@ fun LibraryMangaBadges(
         if (downloaded != null && downloaded > 0) {
             Text(
                 text = downloaded.toString(),
-                modifier = Modifier.background(MaterialTheme.colors.secondary).then(BadgesInnerPadding),
+                modifier = Modifier.background(MaterialTheme.colors.secondary).then(
+                    BadgesInnerPadding
+                ),
                 style = MaterialTheme.typography.caption,
                 color = MaterialTheme.colors.onSecondary
             )

presentation/src/desktopMain/kotlin/ca/gosyer/ui/library/components/LibraryPager.kt

@@ -0,0 +1,62 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.library.components
+
+import androidx.compose.foundation.layout.Box
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.State
+import androidx.compose.runtime.getValue
+import ca.gosyer.data.library.model.DisplayMode
+import ca.gosyer.data.models.Category
+import ca.gosyer.data.models.Manga
+import com.google.accompanist.pager.HorizontalPager
+import com.google.accompanist.pager.rememberPagerState
+
+@Composable
+fun LibraryPager(
+    categories: List<Category>,
+    displayMode: DisplayMode,
+    selectedPage: Int,
+    getLibraryForPage: @Composable (Long) -> State<List<Manga>>,
+    onPageChanged: (Int) -> Unit,
+    onClickManga: (Long) -> Unit,
+    onRemoveMangaClicked: (Long) -> Unit
+) {
+    if (categories.isEmpty()) return
+
+    val state = rememberPagerState(categories.size, selectedPage)
+    LaunchedEffect(state.currentPage) {
+        if (state.currentPage != selectedPage) {
+            onPageChanged(state.currentPage)
+        }
+    }
+    LaunchedEffect(selectedPage) {
+        if (state.currentPage != selectedPage) {
+            state.animateScrollToPage(selectedPage)
+        }
+    }
+    HorizontalPager(state = state) {
+        val library by getLibraryForPage(categories[it].id)
+        when (displayMode) {
+            DisplayMode.CompactGrid -> LibraryMangaCompactGrid(
+                library = library,
+                onClickManga = onClickManga,
+                onRemoveMangaClicked = onRemoveMangaClicked
+            )
+            /*DisplayMode.ComfortableGrid -> LibraryMangaComfortableGrid(
+                library = library,
+                onClickManga = onClickManga
+            )
+            DisplayMode.List -> LibraryMangaList(
+                library = library,
+                onClickManga = onClickManga
+            )*/
+            else -> Box {}
+        }
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/library/components/LibraryScreenContent.kt

@@ -0,0 +1,85 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.library.components
+
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.State
+import androidx.compose.ui.Modifier
+import ca.gosyer.data.library.model.DisplayMode
+import ca.gosyer.data.models.Category
+import ca.gosyer.data.models.Manga
+import ca.gosyer.i18n.MR
+import ca.gosyer.ui.base.navigation.Toolbar
+import ca.gosyer.uicore.components.LoadingScreen
+import ca.gosyer.uicore.resources.stringResource
+
+@Composable
+fun LibraryScreenContent(
+    categories: List<Category>,
+    selectedCategoryIndex: Int,
+    displayMode: DisplayMode,
+    isLoading: Boolean,
+    error: String?,
+    query: String,
+    updateQuery: (String) -> Unit,
+    getLibraryForPage: @Composable (Long) -> State<List<Manga>>,
+    onPageChanged: (Int) -> Unit,
+    onClickManga: (Long) -> Unit,
+    onRemoveMangaClicked: (Long) -> Unit
+) {
+    // val sheetState = rememberModalBottomSheetState(ModalBottomSheetValue.Hidden)
+
+    if (categories.isEmpty()) {
+        LoadingScreen(isLoading, errorMessage = error)
+    } else {
+        /*ModalBottomSheetLayout(
+            sheetState = sheetState,
+            sheetContent = { *//*LibrarySheet()*//* }
+        ) {*/
+        Column(Modifier.fillMaxWidth()) {
+            /*Toolbar(
+                title = {
+                    val text = if (vm.showCategoryTabs) {
+                        stringResource(R.string.library_label)
+                    } else {
+                        vm.selectedCategory?.visibleName.orEmpty()
+                    }
+                    Text(text)
+                },
+                actions = {
+                    IconButton(onClick = { scope.launch { sheetState.show() }}) {
+                        Icon(Icons.Rounded.FilterList, contentDescription = null)
+                    }
+                }
+            )*/
+            Toolbar(
+                stringResource(MR.strings.location_library),
+                closable = false,
+                searchText = query,
+                search = updateQuery
+            )
+            LibraryTabs(
+                visible = true, // vm.showCategoryTabs,
+                categories = categories,
+                selectedPage = selectedCategoryIndex,
+                onPageChanged = onPageChanged
+            )
+            LibraryPager(
+                categories = categories,
+                displayMode = displayMode,
+                selectedPage = selectedCategoryIndex,
+                getLibraryForPage = getLibraryForPage,
+                onPageChanged = onPageChanged,
+                onClickManga = onClickManga,
+                onRemoveMangaClicked = onRemoveMangaClicked
+            )
+        }
+        // }
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/library/components/LibraryTabs.kt

@@ -0,0 +1,50 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.library.components
+
+import androidx.compose.animation.AnimatedVisibility
+import androidx.compose.animation.expandVertically
+import androidx.compose.animation.shrinkVertically
+import androidx.compose.material.MaterialTheme
+import androidx.compose.material.ScrollableTabRow
+import androidx.compose.material.Tab
+import androidx.compose.material.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.util.fastForEachIndexed
+import ca.gosyer.data.models.Category
+
+@Composable
+fun LibraryTabs(
+    visible: Boolean,
+    categories: List<Category>,
+    selectedPage: Int,
+    onPageChanged: (Int) -> Unit
+) {
+    if (categories.isEmpty()) return
+
+    AnimatedVisibility(
+        visible = visible,
+        enter = expandVertically(),
+        exit = shrinkVertically()
+    ) {
+        ScrollableTabRow(
+            selectedTabIndex = selectedPage,
+            backgroundColor = MaterialTheme.colors.surface,
+            // contentColor = CustomColors.current.onBars,
+            edgePadding = 0.dp
+        ) {
+            categories.fastForEachIndexed { i, category ->
+                Tab(
+                    selected = selectedPage == i,
+                    onClick = { onPageChanged(i) },
+                    text = { Text(category.name) }
+                )
+            }
+        }
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/library/components/MangaCompactGrid.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.library
+package ca.gosyer.ui.library.components
 
 import androidx.compose.foundation.ContextMenuItem
 import androidx.compose.foundation.VerticalScrollbar

presentation/src/desktopMain/kotlin/ca/gosyer/ui/main/MainMenu.kt

@@ -6,7 +6,6 @@
 
 package ca.gosyer.ui.main
 
-import androidx.compose.animation.Crossfade
 import androidx.compose.animation.core.animateDpAsState
 import androidx.compose.animation.core.tween
 import androidx.compose.foundation.layout.Box
@@ -26,45 +25,25 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
-import ca.gosyer.ui.base.navigation.LocalMenuController
-import ca.gosyer.ui.base.navigation.MenuController
-import ca.gosyer.ui.base.navigation.withMenuController
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.ui.downloads.DownloadsMenu
-import ca.gosyer.ui.extensions.ExtensionsMenu
-import ca.gosyer.ui.library.LibraryScreen
+import ca.gosyer.ui.base.navigation.DisplayController
+import ca.gosyer.ui.base.navigation.withDisplayController
 import ca.gosyer.ui.main.components.SideMenu
-import ca.gosyer.ui.manga.MangaMenu
-import ca.gosyer.ui.reader.openReaderMenu
-import ca.gosyer.ui.settings.SettingsAdvancedScreen
-import ca.gosyer.ui.settings.SettingsAppearance
-import ca.gosyer.ui.settings.SettingsBackupScreen
-import ca.gosyer.ui.settings.SettingsBrowseScreen
-import ca.gosyer.ui.settings.SettingsGeneralScreen
-import ca.gosyer.ui.settings.SettingsLibraryScreen
-import ca.gosyer.ui.settings.SettingsReaderScreen
-import ca.gosyer.ui.settings.SettingsScreen
-import ca.gosyer.ui.settings.SettingsServerScreen
-import ca.gosyer.ui.sources.SourcesMenu
-import ca.gosyer.ui.sources.settings.SourceSettingsMenu
-import ca.gosyer.ui.updates.UpdatesMenu
-import com.github.zsoltk.compose.router.Router
-import com.github.zsoltk.compose.savedinstancestate.Bundle
-import com.github.zsoltk.compose.savedinstancestate.BundleScope
+import ca.gosyer.uicore.vm.LocalViewModelFactory
+import cafe.adriel.voyager.navigator.CurrentScreen
+import cafe.adriel.voyager.navigator.Navigator
 
 const val SIDE_MENU_EXPAND_DURATION = 500
 
 @Composable
-fun MainMenu(rootBundle: Bundle) {
-    val vm = viewModel<MainViewModel>()
+fun MainMenu() {
+    val vmFactory = LocalViewModelFactory.current
+    val vm = remember { vmFactory.instantiate<MainViewModel>() }
     Surface {
-        Router("TopLevel", vm.startScreen.toRoute()) { backStack ->
-            val controller = remember {
-                MenuController(backStack)
-            }
+        Navigator(vm.startScreen.toScreen()) { navigator ->
+            val controller = remember { DisplayController() }
             BoxWithConstraints {
                 // if (maxWidth > 720.dp) {
-                WideMainMenu(rootBundle, controller)
+                WideMainMenu(navigator, controller)
                 // } else {
                 // SkinnyMainMenu(rootBundle, controller)
                 // }
@@ -75,8 +54,8 @@ fun MainMenu(rootBundle: Bundle) {
 
 @Composable
 fun SkinnyMainMenu(
-    rootBundle: Bundle,
-    controller: MenuController
+    navigator: Navigator,
+    controller: DisplayController
 ) {
     val drawerState = rememberDrawerState(DrawerValue.Closed)
     LaunchedEffect(controller.sideMenuVisible) {
@@ -104,21 +83,21 @@ fun SkinnyMainMenu(
 
     ModalDrawer(
         {
-            SideMenu(Modifier.fillMaxWidth(), controller)
+            SideMenu(Modifier.fillMaxWidth(), controller, navigator)
         },
         drawerState = drawerState,
         gesturesEnabled = drawerState.isOpen
     ) {
-        withMenuController(controller) {
-            MainWindow(Modifier, rootBundle)
+        withDisplayController(controller) {
+            MainWindow(Modifier)
         }
     }
 }
 
 @Composable
 fun WideMainMenu(
-    rootBundle: Bundle,
-    controller: MenuController
+    navigator: Navigator,
+    controller: DisplayController
 ) {
     Box {
         val startPadding by animateDpAsState(
@@ -130,72 +109,17 @@ fun WideMainMenu(
             animationSpec = tween(SIDE_MENU_EXPAND_DURATION)
         )
         if (startPadding != 0.dp) {
-            SideMenu(Modifier.width(200.dp), controller)
+            SideMenu(Modifier.width(200.dp), controller, navigator)
         }
-        withMenuController(controller) {
-            MainWindow(Modifier.padding(start = startPadding), rootBundle)
+        withDisplayController(controller) {
+            MainWindow(Modifier.padding(start = startPadding))
         }
     }
 }
 
 @Composable
-fun MainWindow(modifier: Modifier, rootBundle: Bundle) {
-    Surface(Modifier.fillMaxSize().then(modifier)) {
-        val menuController = LocalMenuController.current!!
-        BundleScope("K${menuController.backStack.lastIndex}", rootBundle, false) {
-            Crossfade(menuController.backStack.last()) { routing ->
-                when (routing) {
-                    is Routes.Library -> LibraryScreen {
-                        menuController.push(Routes.Manga(it))
-                    }
-                    is Routes.Updates -> UpdatesMenu(
-                        openChapter = ::openReaderMenu,
-                        openManga = { menuController.push(Routes.Manga(it)) }
-                    )
-                    is Routes.Sources -> SourcesMenu(
-                        {
-                            menuController.push(Routes.SourceSettings(it))
-                        }
-                    ) {
-                        menuController.push(Routes.Manga(it))
-                    }
-                    is Routes.Extensions -> ExtensionsMenu()
-                    is Routes.Manga -> MangaMenu(routing.mangaId)
-                    is Routes.Downloads -> DownloadsMenu {
-                        menuController.push(Routes.Manga(it))
-                    }
-
-                    is Routes.SourceSettings -> SourceSettingsMenu(routing.sourceId)
-
-                    is Routes.Settings -> SettingsScreen(menuController)
-                    is Routes.SettingsGeneral -> SettingsGeneralScreen(menuController)
-                    is Routes.SettingsAppearance -> SettingsAppearance(menuController)
-                    is Routes.SettingsServer -> SettingsServerScreen(menuController)
-                    is Routes.SettingsLibrary -> SettingsLibraryScreen(menuController)
-                    is Routes.SettingsReader -> SettingsReaderScreen(menuController)
-                    /*is Route.SettingsDownloads -> SettingsDownloadsScreen(menuController)
-                    is Route.SettingsTracking -> SettingsTrackingScreen(menuController)*/
-                    is Routes.SettingsBrowse -> SettingsBrowseScreen(menuController)
-                    is Routes.SettingsBackup -> SettingsBackupScreen(menuController)
-                    /*is Route.SettingsSecurity -> SettingsSecurityScreen(menuController)
-                    is Route.SettingsParentalControls -> SettingsParentalControlsScreen(menuController)*/
-                    is Routes.SettingsAdvanced -> SettingsAdvancedScreen(menuController)
-                }
-            }
-        }
-        /*Box(Modifier.padding(bottom = 32.dp).align(Alignment.BottomCenter)) {
-            val shape = RoundedCornerShape(50.dp)
-            Box(
-                Modifier
-                    .width(200.dp)
-                    .defaultMinSize(minHeight = 64.dp)
-                    .shadow(4.dp, shape)
-                    .background(SolidColor(Color.Gray), alpha = 0.2F)
-                    .clip(shape),
-                contentAlignment = Alignment.Center
-            ) {
-                Text("Test text")
-            }
-        }*/
+fun MainWindow(modifier: Modifier) {
+    Surface(Modifier.fillMaxSize() then modifier) {
+        CurrentScreen()
     }
 }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/main/MainViewModel.kt

@@ -8,10 +8,13 @@ package ca.gosyer.ui.main
 
 import ca.gosyer.data.ui.UiPreferences
 import ca.gosyer.uicore.vm.ViewModel
+import kotlinx.coroutines.MainScope
 import me.tatarka.inject.annotations.Inject
 
 class MainViewModel @Inject constructor(
     uiPreferences: UiPreferences
 ) : ViewModel() {
+    override val scope = MainScope()
+
     val startScreen = uiPreferences.startScreen().get()
 }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/main/Routes.kt

@@ -7,37 +7,14 @@
 package ca.gosyer.ui.main
 
 import ca.gosyer.data.ui.model.StartScreen
+import ca.gosyer.ui.extensions.ExtensionsScreen
+import ca.gosyer.ui.library.LibraryScreen
+import ca.gosyer.ui.sources.SourcesScreen
+import ca.gosyer.ui.updates.UpdatesScreen
 
-sealed class Routes {
-    object Library : Routes()
-    object Updates : Routes()
-    object Sources : Routes()
-    object Extensions : Routes()
-    data class Manga(val mangaId: Long) : Routes()
-    object Downloads : Routes()
-
-    data class SourceSettings(val sourceId: Long) : Routes()
-
-    object Settings : Routes()
-    object SettingsGeneral : Routes()
-    object SettingsAppearance : Routes()
-    object SettingsLibrary : Routes()
-    object SettingsReader : Routes()
-
-    /*object SettingsDownloads : Route()
-    object SettingsTracking : Route()*/
-    object SettingsBrowse : Routes()
-    object SettingsBackup : Routes()
-    object SettingsServer : Routes()
-
-    /*object SettingsSecurity : Route()
-    object SettingsParentalControls : Route()*/
-    object SettingsAdvanced : Routes()
-}
-
-fun StartScreen.toRoute() = when (this) {
-    StartScreen.Library -> Routes.Library
-    StartScreen.Updates -> Routes.Updates
-    StartScreen.Sources -> Routes.Sources
-    StartScreen.Extensions -> Routes.Extensions
+fun StartScreen.toScreen() = when (this) {
+    StartScreen.Library -> LibraryScreen()
+    StartScreen.Updates -> UpdatesScreen()
+    StartScreen.Sources -> SourcesScreen()
+    StartScreen.Extensions -> ExtensionsScreen()
 }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/main/TopLevelMenus.kt

@@ -22,28 +22,37 @@ import androidx.compose.material.icons.rounded.Store
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.graphics.vector.ImageVector
 import ca.gosyer.i18n.MR
+import ca.gosyer.ui.downloads.DownloadsScreen
+import ca.gosyer.ui.extensions.ExtensionsScreen
 import ca.gosyer.ui.extensions.openExtensionsMenu
+import ca.gosyer.ui.library.LibraryScreen
 import ca.gosyer.ui.library.openLibraryMenu
 import ca.gosyer.ui.main.components.DownloadsExtraInfo
+import ca.gosyer.ui.settings.SettingsScreen
+import ca.gosyer.ui.sources.SourcesScreen
 import ca.gosyer.ui.sources.openSourcesMenu
-import com.github.zsoltk.compose.router.BackStack
+import ca.gosyer.ui.updates.UpdatesScreen
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.navigator.Navigator
 import dev.icerock.moko.resources.StringResource
+import kotlin.reflect.KClass
 
 enum class TopLevelMenus(
     val textKey: StringResource,
     val unselectedIcon: ImageVector,
     val selectedIcon: ImageVector,
-    val menu: Routes,
+    val screen: KClass<*>,
+    val createScreen: () -> Screen,
     val top: Boolean,
     val openInNewWindow: () -> Unit = {},
     val extraInfo: (@Composable () -> Unit)? = null
 ) {
-    Library(MR.strings.location_library, Icons.Outlined.Book, Icons.Rounded.Book, Routes.Library, true, ::openLibraryMenu),
-    Updates(MR.strings.location_updates, Icons.Outlined.NewReleases, Icons.Rounded.NewReleases, Routes.Updates, true, ::openLibraryMenu),
-    Sources(MR.strings.location_sources, Icons.Outlined.Explore, Icons.Rounded.Explore, Routes.Sources, true, ::openSourcesMenu),
-    Extensions(MR.strings.location_extensions, Icons.Outlined.Store, Icons.Rounded.Store, Routes.Extensions, true, ::openExtensionsMenu),
-    Downloads(MR.strings.location_downloads, Icons.Outlined.Download, Icons.Rounded.Download, Routes.Downloads, false, extraInfo = { DownloadsExtraInfo() }),
-    Settings(MR.strings.location_settings, Icons.Outlined.Settings, Icons.Rounded.Settings, Routes.Settings, false);
+    Library(MR.strings.location_library, Icons.Outlined.Book, Icons.Rounded.Book, LibraryScreen::class, { LibraryScreen() }, true, ::openLibraryMenu),
+    Updates(MR.strings.location_updates, Icons.Outlined.NewReleases, Icons.Rounded.NewReleases, UpdatesScreen::class, { UpdatesScreen() }, true, ::openLibraryMenu),
+    Sources(MR.strings.location_sources, Icons.Outlined.Explore, Icons.Rounded.Explore, SourcesScreen::class, { SourcesScreen() }, true, ::openSourcesMenu),
+    Extensions(MR.strings.location_extensions, Icons.Outlined.Store, Icons.Rounded.Store, ExtensionsScreen::class, { ExtensionsScreen() }, true, ::openExtensionsMenu),
+    Downloads(MR.strings.location_downloads, Icons.Outlined.Download, Icons.Rounded.Download, DownloadsScreen::class, { DownloadsScreen() }, false, extraInfo = { DownloadsExtraInfo() }),
+    Settings(MR.strings.location_settings, Icons.Outlined.Settings, Icons.Rounded.Settings, SettingsScreen::class, { SettingsScreen() }, false);
 
-    fun isSelected(backStack: BackStack<Routes>) = backStack.elements.first() == menu
+    fun isSelected(navigator: Navigator) = navigator.items.first()::class == screen
 }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/main/components/DebugOverlay.kt

@@ -4,20 +4,21 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.main
+package ca.gosyer.ui.main.components
 
 import androidx.compose.foundation.layout.Column
 import androidx.compose.material.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.remember
 import androidx.compose.ui.graphics.Color
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.ui.main.components.DebugOverlayViewModel
+import ca.gosyer.uicore.vm.LocalViewModelFactory
 
 @Composable
 fun DebugOverlay() {
-    val vm = viewModel<DebugOverlayViewModel>()
+    val vmFactory = LocalViewModelFactory.current
+    val vm = remember { vmFactory.instantiate<DebugOverlayViewModel>() }
     val usedMemory by vm.usedMemoryFlow.collectAsState()
     Column {
         Text("$usedMemory/${vm.maxMemory}", color = Color.White)

presentation/src/desktopMain/kotlin/ca/gosyer/ui/main/components/DebugOverlayViewModel.kt

@@ -7,6 +7,7 @@
 package ca.gosyer.ui.main.components
 
 import ca.gosyer.uicore.vm.ViewModel
+import kotlinx.coroutines.MainScope
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.launch
@@ -14,6 +15,8 @@ import me.tatarka.inject.annotations.Inject
 import kotlin.time.Duration.Companion.milliseconds
 
 class DebugOverlayViewModel @Inject constructor() : ViewModel() {
+    override val scope = MainScope()
+
     val runtime: Runtime = Runtime.getRuntime()
     val maxMemory = runtime.maxMemory().formatSize()
     val usedMemoryFlow = MutableStateFlow(runtime.usedMemory().formatSize())

presentation/src/desktopMain/kotlin/ca/gosyer/ui/main/components/DownloadsExtraInfo.kt

@@ -15,17 +15,19 @@ import androidx.compose.material.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.remember
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.unit.dp
 import ca.gosyer.data.base.WebsocketService
 import ca.gosyer.i18n.MR
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.ui.downloads.DownloadsMenuViewModel
+import ca.gosyer.ui.downloads.DownloadsScreenViewModel
 import ca.gosyer.uicore.resources.stringResource
+import ca.gosyer.uicore.vm.LocalViewModelFactory
 
 @Composable
 fun DownloadsExtraInfo() {
-    val vm = viewModel<DownloadsMenuViewModel>()
+    val vmFactory = LocalViewModelFactory.current
+    val vm = remember { vmFactory.instantiate<DownloadsScreenViewModel>(true) }
     val status by vm.serviceStatus.collectAsState()
     val list by vm.downloadQueue.collectAsState()
     val text = when (status) {

presentation/src/desktopMain/kotlin/ca/gosyer/ui/main/components/SideMenu.kt

@@ -29,11 +29,12 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import ca.gosyer.presentation.build.BuildKonfig
-import ca.gosyer.ui.base.navigation.MenuController
+import ca.gosyer.ui.base.navigation.DisplayController
 import ca.gosyer.ui.main.TopLevelMenus
+import cafe.adriel.voyager.navigator.Navigator
 
 @Composable
-fun SideMenu(modifier: Modifier, controller: MenuController) {
+fun SideMenu(modifier: Modifier, controller: DisplayController, navigator: Navigator) {
     Surface(modifier then Modifier.fillMaxHeight(), elevation = 2.dp) {
         Box(Modifier.fillMaxSize()) {
             Column(Modifier.fillMaxSize().padding(horizontal = 4.dp)) {
@@ -54,19 +55,17 @@ fun SideMenu(modifier: Modifier, controller: MenuController) {
                 Spacer(Modifier.height(20.dp))
                 remember { TopLevelMenus.values().filter(TopLevelMenus::top) }.forEach { topLevelMenu ->
                     SideMenuItem(
-                        topLevelMenu.isSelected(controller.backStack),
-                        topLevelMenu,
-                        controller::newRoot
-                    )
+                        topLevelMenu.isSelected(navigator),
+                        topLevelMenu
+                    ) { navigator replaceAll it }
                 }
                 Box(Modifier.fillMaxSize()) {
                     Column(Modifier.align(Alignment.BottomStart).padding(bottom = 8.dp)) {
                         remember { TopLevelMenus.values().filterNot(TopLevelMenus::top) }.forEach { topLevelMenu ->
                             SideMenuItem(
-                                topLevelMenu.isSelected(controller.backStack),
+                                topLevelMenu.isSelected(navigator),
                                 topLevelMenu,
-                                controller::newRoot
-                            )
+                            ) { navigator replaceAll it }
                         }
                     }
                 }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/main/components/SideMenuItem.kt

@@ -25,17 +25,17 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.ColorFilter
 import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.unit.dp
-import ca.gosyer.ui.main.Routes
 import ca.gosyer.ui.main.TopLevelMenus
 import ca.gosyer.uicore.components.combinedMouseClickable
 import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
 
 @Composable
-fun SideMenuItem(selected: Boolean, topLevelMenu: TopLevelMenus, newRoot: (Routes) -> Unit) {
+fun SideMenuItem(selected: Boolean, topLevelMenu: TopLevelMenus, newRoot: (Screen) -> Unit) {
     SideMenuItem(
         selected,
         stringResource(topLevelMenu.textKey),
-        topLevelMenu.menu,
+        topLevelMenu.createScreen,
         topLevelMenu.selectedIcon,
         topLevelMenu.unselectedIcon,
         topLevelMenu.openInNewWindow,
@@ -48,12 +48,12 @@ fun SideMenuItem(selected: Boolean, topLevelMenu: TopLevelMenus, newRoot: (Route
 private fun SideMenuItem(
     selected: Boolean,
     text: String,
-    menu: Routes,
+    createScreen: () -> Screen,
     selectedIcon: ImageVector,
     unselectedIcon: ImageVector,
     onMiddleClick: () -> Unit,
     extraInfo: (@Composable () -> Unit)? = null,
-    onClick: (Routes) -> Unit
+    onClick: (Screen) -> Unit
 ) {
     Card(
         Modifier.fillMaxWidth(),
@@ -70,7 +70,7 @@ private fun SideMenuItem(
             modifier = Modifier.fillMaxWidth()
                 .height(40.dp)
                 .combinedMouseClickable(
-                    onClick = { onClick(menu) },
+                    onClick = { onClick(createScreen()) },
                     onMiddleClick = { onMiddleClick() }
                 )
         ) {

presentation/src/desktopMain/kotlin/ca/gosyer/ui/main/components/Tray.kt

@@ -8,6 +8,7 @@ package ca.gosyer.ui.main.components
 
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.remember
 import androidx.compose.ui.graphics.painter.Painter
 import androidx.compose.ui.window.ApplicationScope
 import androidx.compose.ui.window.Notification
@@ -15,13 +16,14 @@ import androidx.compose.ui.window.Tray
 import androidx.compose.ui.window.rememberTrayState
 import ca.gosyer.i18n.MR
 import ca.gosyer.presentation.build.BuildKonfig
-import ca.gosyer.uicore.vm.viewModel
+import ca.gosyer.uicore.vm.LocalViewModelFactory
 import kotlinx.coroutines.launch
 import java.util.Locale
 
 @Composable
 fun ApplicationScope.Tray(icon: Painter) {
-    val vm = viewModel<TrayViewModel>()
+    val vmFactory = LocalViewModelFactory.current
+    val vm = remember { vmFactory.instantiate<TrayViewModel>() }
     val trayState = rememberTrayState()
     Tray(
         icon,

presentation/src/desktopMain/kotlin/ca/gosyer/ui/main/components/TrayViewModel.kt

@@ -8,11 +8,14 @@ package ca.gosyer.ui.main.components
 
 import ca.gosyer.data.update.UpdateChecker
 import ca.gosyer.uicore.vm.ViewModel
+import kotlinx.coroutines.MainScope
 import me.tatarka.inject.annotations.Inject
 
 class TrayViewModel @Inject constructor(
     private val updateChecker: UpdateChecker
 ) : ViewModel() {
+    override val scope = MainScope()
+
     init {
         updateChecker.checkForUpdates()
     }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/manga/MangaScreen.kt

@@ -0,0 +1,66 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.manga
+
+import androidx.compose.material.Surface
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.remember
+import ca.gosyer.presentation.build.BuildKonfig
+import ca.gosyer.ui.manga.components.MangaScreenContent
+import ca.gosyer.ui.util.compose.ThemedWindow
+import ca.gosyer.ui.util.lang.launchApplication
+import ca.gosyer.uicore.vm.viewModel
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+import cafe.adriel.voyager.navigator.Navigator
+import kotlinx.coroutines.DelicateCoroutinesApi
+
+@OptIn(DelicateCoroutinesApi::class)
+fun openMangaMenu(mangaId: Long) {
+    launchApplication {
+        ThemedWindow(::exitApplication, title = BuildKonfig.NAME) {
+            Surface {
+                Navigator(remember { MangaScreen(mangaId) })
+            }
+        }
+    }
+}
+
+class MangaScreen(private val mangaId: Long) : Screen {
+
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel {
+            instantiate<MangaScreenViewModel>(MangaScreenViewModel.Params(mangaId))
+        }
+
+        MangaScreenContent(
+            isLoading = vm.isLoading.collectAsState().value,
+            manga = vm.manga.collectAsState().value,
+            chapters = vm.chapters.collectAsState().value,
+            dateTimeFormatter = vm.dateTimeFormatter.collectAsState().value,
+            categoriesExist = vm.categoriesExist.collectAsState().value,
+            chooseCategoriesFlow = vm.chooseCategoriesFlow,
+            addFavorite = vm::addFavorite,
+            setCategories = vm::setCategories,
+            toggleFavorite = vm::toggleFavorite,
+            refreshManga = vm::refreshManga,
+            toggleRead = vm::toggleRead,
+            toggleBookmarked = vm::toggleBookmarked,
+            markPreviousRead = vm::markPreviousRead,
+            downloadChapter = vm::downloadChapter,
+            deleteDownload = vm::deleteDownload,
+            stopDownloadingChapter = vm::stopDownloadingChapter,
+            loadChapters = vm::loadChapters,
+            loadManga = vm::loadManga
+        )
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/manga/MangaScreenViewModel.kt

@@ -33,7 +33,7 @@ import java.time.format.DateTimeFormatter
 import java.time.format.FormatStyle
 import java.util.Locale
 
-class MangaMenuViewModel @Inject constructor(
+class MangaScreenViewModel @Inject constructor(
     private val mangaHandler: MangaInteractionHandler,
     private val chapterHandler: ChapterInteractionHandler,
     private val categoryHandler: CategoryInteractionHandler,
@@ -226,7 +226,7 @@ class MangaMenuViewModel @Inject constructor(
         }
     }
 
-    override fun onDestroy() {
+    override fun onDispose() {
         downloadService.removeWatch(params.mangaId)
     }
 

presentation/src/desktopMain/kotlin/ca/gosyer/ui/manga/components/ChapterItem.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.manga
+package ca.gosyer.ui.manga.components
 
 import androidx.compose.foundation.ContextMenuItem
 import androidx.compose.foundation.layout.Arrangement

presentation/src/desktopMain/kotlin/ca/gosyer/ui/manga/components/MangaMenu.kt

@@ -4,9 +4,8 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.manga
+package ca.gosyer.ui.manga.components
 
-import androidx.compose.animation.AnimatedVisibility
 import androidx.compose.foundation.VerticalScrollbar
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
@@ -32,13 +31,7 @@ import androidx.compose.material.Checkbox
 import androidx.compose.material.MaterialTheme
 import androidx.compose.material.Surface
 import androidx.compose.material.Text
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.rounded.Favorite
-import androidx.compose.material.icons.rounded.FavoriteBorder
-import androidx.compose.material.icons.rounded.Label
-import androidx.compose.material.icons.rounded.Refresh
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.ui.Alignment
@@ -50,137 +43,12 @@ import androidx.compose.ui.unit.sp
 import androidx.compose.ui.util.fastForEach
 import ca.gosyer.data.models.Category
 import ca.gosyer.data.models.Manga
-import ca.gosyer.i18n.MR
-import ca.gosyer.presentation.build.BuildKonfig
 import ca.gosyer.ui.base.WindowDialog
-import ca.gosyer.ui.base.navigation.LocalMenuController
-import ca.gosyer.ui.base.navigation.MenuController
-import ca.gosyer.ui.base.navigation.TextActionIcon
-import ca.gosyer.ui.base.navigation.Toolbar
-import ca.gosyer.ui.reader.openReaderMenu
-import ca.gosyer.uicore.components.ErrorScreen
-import ca.gosyer.uicore.components.LoadingScreen
 import ca.gosyer.uicore.image.KamelImage
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.util.compose.ThemedWindow
-import ca.gosyer.util.lang.launchApplication
 import com.google.accompanist.flowlayout.FlowRow
-import ca.gosyer.uicore.resources.stringResource
 import io.kamel.image.lazyPainterResource
-import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.flow.MutableStateFlow
 
-@OptIn(DelicateCoroutinesApi::class)
-fun openMangaMenu(mangaId: Long) {
-    launchApplication {
-        ThemedWindow(::exitApplication, title = BuildKonfig.NAME) {
-            Surface {
-                MangaMenu(mangaId)
-            }
-        }
-    }
-}
-
-@Composable
-fun MangaMenu(mangaId: Long, menuController: MenuController? = LocalMenuController.current) {
-    val vm = viewModel {
-        instantiate<MangaMenuViewModel>(MangaMenuViewModel.Params(mangaId))
-    }
-    val manga by vm.manga.collectAsState()
-    val chapters by vm.chapters.collectAsState()
-    val isLoading by vm.isLoading.collectAsState()
-    val dateTimeFormatter by vm.dateTimeFormatter.collectAsState()
-    val categoriesExist by vm.categoriesExist.collectAsState()
-
-    LaunchedEffect(Unit) {
-        vm.chooseCategoriesFlow.collect { (availableCategories, usedCategories) ->
-            openCategorySelectDialog(availableCategories, usedCategories, vm::addFavorite)
-        }
-    }
-
-    Box {
-        Column {
-            Toolbar(
-                stringResource(MR.strings.location_manga),
-                menuController,
-                menuController != null,
-                actions = {
-                    AnimatedVisibility(categoriesExist && manga?.inLibrary == true) {
-                        TextActionIcon(
-                            vm::setCategories,
-                            stringResource(MR.strings.edit_categories),
-                            Icons.Rounded.Label
-                        )
-                    }
-                    TextActionIcon(
-                        vm::toggleFavorite,
-                        stringResource(if (manga?.inLibrary == true) MR.strings.action_remove_favorite else MR.strings.action_favorite),
-                        if (manga?.inLibrary == true) {
-                            Icons.Rounded.Favorite
-                        } else {
-                            Icons.Rounded.FavoriteBorder
-                        },
-                        manga != null
-                    )
-                    TextActionIcon(
-                        vm::refreshManga,
-                        stringResource(MR.strings.action_refresh_manga),
-                        Icons.Rounded.Refresh,
-                        !isLoading
-                    )
-                }
-            )
-
-            manga.let { manga ->
-                if (manga != null) {
-                    Box {
-                        val state = rememberLazyListState()
-                        LazyColumn(state = state) {
-                            item {
-                                MangaItem(manga)
-                            }
-                            if (chapters.isNotEmpty()) {
-                                items(chapters) { chapter ->
-                                    ChapterItem(
-                                        chapter,
-                                        dateTimeFormatter::format,
-                                        onClick = { openReaderMenu(it, manga.id) },
-                                        toggleRead = vm::toggleRead,
-                                        toggleBookmarked = vm::toggleBookmarked,
-                                        markPreviousAsRead = vm::markPreviousRead,
-                                        onClickDownload = vm::downloadChapter,
-                                        onClickDeleteChapter = vm::deleteDownload,
-                                        onClickStopDownload = vm::stopDownloadingChapter
-                                    )
-                                }
-                            } else if (!isLoading) {
-                                item {
-                                    ErrorScreen(
-                                        stringResource(MR.strings.no_chapters_found),
-                                        Modifier.height(400.dp).fillMaxWidth(),
-                                        retry = vm::loadChapters
-                                    )
-                                }
-                            }
-                        }
-                        VerticalScrollbar(
-                            modifier = Modifier.align(Alignment.CenterEnd)
-                                .fillMaxHeight()
-                                .padding(horizontal = 4.dp, vertical = 8.dp),
-                            adapter = rememberScrollbarAdapter(state)
-                        )
-                    }
-                } else if (!isLoading) {
-                    ErrorScreen(stringResource(MR.strings.failed_manga_fetch), retry = vm::loadManga)
-                }
-            }
-        }
-        if (isLoading) {
-            LoadingScreen()
-        }
-    }
-}
-
 @Composable
 fun MangaItem(manga: Manga) {
     BoxWithConstraints(Modifier.padding(8.dp)) {

presentation/src/desktopMain/kotlin/ca/gosyer/ui/manga/components/MangaScreenContent.kt

@@ -0,0 +1,150 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.manga.components
+
+import androidx.compose.animation.AnimatedVisibility
+import androidx.compose.foundation.VerticalScrollbar
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxHeight
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
+import androidx.compose.foundation.lazy.rememberLazyListState
+import androidx.compose.foundation.rememberScrollbarAdapter
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.rounded.Favorite
+import androidx.compose.material.icons.rounded.FavoriteBorder
+import androidx.compose.material.icons.rounded.Label
+import androidx.compose.material.icons.rounded.Refresh
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import ca.gosyer.data.models.Category
+import ca.gosyer.data.models.Manga
+import ca.gosyer.i18n.MR
+import ca.gosyer.ui.base.chapter.ChapterDownloadItem
+import ca.gosyer.ui.base.navigation.TextActionIcon
+import ca.gosyer.ui.base.navigation.Toolbar
+import ca.gosyer.ui.reader.openReaderMenu
+import ca.gosyer.uicore.components.ErrorScreen
+import ca.gosyer.uicore.components.LoadingScreen
+import ca.gosyer.uicore.resources.stringResource
+import kotlinx.coroutines.flow.SharedFlow
+import java.time.format.DateTimeFormatter
+
+@Composable
+fun MangaScreenContent(
+    isLoading: Boolean,
+    manga: Manga?,
+    chapters: List<ChapterDownloadItem>,
+    dateTimeFormatter: DateTimeFormatter,
+    categoriesExist: Boolean,
+    chooseCategoriesFlow: SharedFlow<Pair<List<Category>, List<Category>>>,
+    addFavorite: (List<Category>, List<Category>) -> Unit,
+    setCategories: () -> Unit,
+    toggleFavorite: () -> Unit,
+    refreshManga: () -> Unit,
+    toggleRead: (Int) -> Unit,
+    toggleBookmarked: (Int) -> Unit,
+    markPreviousRead: (Int) -> Unit,
+    downloadChapter: (Int) -> Unit,
+    deleteDownload: (Int) -> Unit,
+    stopDownloadingChapter: (Int) -> Unit,
+    loadChapters: () -> Unit,
+    loadManga: () -> Unit
+) {
+    LaunchedEffect(Unit) {
+        chooseCategoriesFlow.collect { (availableCategories, usedCategories) ->
+            openCategorySelectDialog(availableCategories, usedCategories, addFavorite)
+        }
+    }
+
+    Box {
+        Column {
+            Toolbar(
+                stringResource(MR.strings.location_manga),
+                actions = {
+                    AnimatedVisibility(categoriesExist && manga?.inLibrary == true) {
+                        TextActionIcon(
+                            setCategories,
+                            stringResource(MR.strings.edit_categories),
+                            Icons.Rounded.Label
+                        )
+                    }
+                    TextActionIcon(
+                        toggleFavorite,
+                        stringResource(if (manga?.inLibrary == true) MR.strings.action_remove_favorite else MR.strings.action_favorite),
+                        if (manga?.inLibrary == true) {
+                            Icons.Rounded.Favorite
+                        } else {
+                            Icons.Rounded.FavoriteBorder
+                        },
+                        manga != null
+                    )
+                    TextActionIcon(
+                        refreshManga,
+                        stringResource(MR.strings.action_refresh_manga),
+                        Icons.Rounded.Refresh,
+                        !isLoading
+                    )
+                }
+            )
+
+            manga.let { manga ->
+                if (manga != null) {
+                    Box {
+                        val state = rememberLazyListState()
+                        LazyColumn(state = state) {
+                            item {
+                                MangaItem(manga)
+                            }
+                            if (chapters.isNotEmpty()) {
+                                items(chapters) { chapter ->
+                                    ChapterItem(
+                                        chapter,
+                                        dateTimeFormatter::format,
+                                        onClick = { openReaderMenu(it, manga.id) },
+                                        toggleRead = toggleRead,
+                                        toggleBookmarked = toggleBookmarked,
+                                        markPreviousAsRead = markPreviousRead,
+                                        onClickDownload = downloadChapter,
+                                        onClickDeleteChapter = deleteDownload,
+                                        onClickStopDownload = stopDownloadingChapter
+                                    )
+                                }
+                            } else if (!isLoading) {
+                                item {
+                                    ErrorScreen(
+                                        stringResource(MR.strings.no_chapters_found),
+                                        Modifier.height(400.dp).fillMaxWidth(),
+                                        retry = loadChapters
+                                    )
+                                }
+                            }
+                        }
+                        VerticalScrollbar(
+                            modifier = Modifier.align(Alignment.CenterEnd)
+                                .fillMaxHeight()
+                                .padding(horizontal = 4.dp, vertical = 8.dp),
+                            adapter = rememberScrollbarAdapter(state)
+                        )
+                    }
+                } else if (!isLoading) {
+                    ErrorScreen(stringResource(MR.strings.failed_manga_fetch), retry = loadManga)
+                }
+            }
+        }
+        if (isLoading) {
+            LoadingScreen()
+        }
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/reader/ReaderMenu.kt

@@ -71,13 +71,13 @@ import ca.gosyer.ui.reader.navigation.RightAndLeftNavigation
 import ca.gosyer.ui.reader.navigation.navigationClickable
 import ca.gosyer.ui.reader.viewer.ContinuousReader
 import ca.gosyer.ui.reader.viewer.PagerReader
+import ca.gosyer.ui.util.compose.WindowGet
+import ca.gosyer.ui.util.lang.launchApplication
 import ca.gosyer.uicore.components.ErrorScreen
 import ca.gosyer.uicore.components.LoadingScreen
 import ca.gosyer.uicore.components.mangaAspectRatio
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.util.compose.WindowGet
-import ca.gosyer.util.lang.launchApplication
 import ca.gosyer.uicore.resources.stringResource
+import ca.gosyer.uicore.vm.LocalViewModelFactory
 import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.SharedFlow
@@ -156,9 +156,8 @@ fun ReaderMenu(
     mangaId: Long,
     hotkeyFlow: SharedFlow<KeyEvent>
 ) {
-    val vm = viewModel {
-        instantiate<ReaderMenuViewModel>(ReaderMenuViewModel.Params(chapterIndex, mangaId))
-    }
+    val vmFactory = LocalViewModelFactory.current
+    val vm = remember { vmFactory.instantiate<ReaderMenuViewModel>(ReaderMenuViewModel.Params(chapterIndex, mangaId)) }
 
     val state by vm.state.collectAsState()
     val previousChapter by vm.previousChapter.collectAsState()

presentation/src/desktopMain/kotlin/ca/gosyer/ui/reader/ReaderMenuViewModel.kt

@@ -17,7 +17,6 @@ import ca.gosyer.data.reader.ReaderPreferences
 import ca.gosyer.data.reader.model.Direction
 import ca.gosyer.data.server.interactions.ChapterInteractionHandler
 import ca.gosyer.data.server.interactions.MangaInteractionHandler
-import ca.gosyer.uicore.vm.ViewModel
 import ca.gosyer.ui.reader.model.MoveTo
 import ca.gosyer.ui.reader.model.Navigation
 import ca.gosyer.ui.reader.model.PageMove
@@ -25,6 +24,7 @@ import ca.gosyer.ui.reader.model.ReaderChapter
 import ca.gosyer.ui.reader.model.ReaderPage
 import ca.gosyer.ui.reader.model.ViewerChapters
 import ca.gosyer.uicore.prefs.asStateIn
+import ca.gosyer.uicore.vm.ViewModel
 import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.GlobalScope
@@ -279,7 +279,7 @@ class ReaderMenuViewModel @Inject constructor(
         }
     }
 
-    override fun onDestroy() {
+    override fun onDispose() {
         viewerChapters.recycle()
     }
 

presentation/src/desktopMain/kotlin/ca/gosyer/ui/reader/loader/TachideskPageLoader.kt

@@ -12,7 +12,7 @@ import ca.gosyer.data.reader.ReaderPreferences
 import ca.gosyer.data.server.interactions.ChapterInteractionHandler
 import ca.gosyer.ui.reader.model.ReaderChapter
 import ca.gosyer.ui.reader.model.ReaderPage
-import ca.gosyer.util.compose.toImageBitmap
+import ca.gosyer.ui.util.compose.toImageBitmap
 import io.github.kerubistan.kroki.coroutines.priorityChannel
 import io.ktor.client.features.onDownload
 import kotlinx.coroutines.CoroutineScope

presentation/src/desktopMain/kotlin/ca/gosyer/ui/reader/navigation/NavigationClickable.kt

@@ -24,7 +24,7 @@ import androidx.compose.ui.platform.debugInspectorInfo
 import androidx.compose.ui.semantics.Role
 import androidx.compose.ui.unit.toSize
 import ca.gosyer.ui.reader.model.Navigation
-import ca.gosyer.util.compose.contains
+import ca.gosyer.ui.util.compose.contains
 
 fun Modifier.navigationClickable(
     navigation: ViewerNavigation,

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsAdvancedScreen.kt

@@ -21,14 +21,29 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import ca.gosyer.data.update.UpdatePreferences
 import ca.gosyer.i18n.MR
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.ui.base.prefs.SwitchPreference
+import ca.gosyer.uicore.prefs.PreferenceMutableStateFlow
+import ca.gosyer.uicore.resources.stringResource
 import ca.gosyer.uicore.vm.ViewModel
 import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
 import me.tatarka.inject.annotations.Inject
 
+class SettingsAdvancedScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel<SettingsAdvancedViewModel>()
+        SettingsAdvancedScreenContent(
+            updatesEnabled = vm.updatesEnabled
+        )
+    }
+}
+
 class SettingsAdvancedViewModel @Inject constructor(
     updatePreferences: UpdatePreferences,
 ) : ViewModel() {
@@ -36,15 +51,16 @@ class SettingsAdvancedViewModel @Inject constructor(
 }
 
 @Composable
-fun SettingsAdvancedScreen(menuController: MenuController) {
-    val vm = viewModel<SettingsAdvancedViewModel>()
+fun SettingsAdvancedScreenContent(
+    updatesEnabled: PreferenceMutableStateFlow<Boolean>
+) {
     Column {
-        Toolbar(stringResource(MR.strings.settings_advanced_screen), menuController, true)
+        Toolbar(stringResource(MR.strings.settings_advanced_screen))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {
                 item {
-                    SwitchPreference(preference = vm.updatesEnabled, title = stringResource(MR.strings.update_checker))
+                    SwitchPreference(preference = updatesEnabled, title = stringResource(MR.strings.update_checker))
                 }
             }
             VerticalScrollbar(

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsAppearanceScreen.kt

@@ -37,7 +37,6 @@ import androidx.compose.ui.unit.sp
 import ca.gosyer.data.ui.UiPreferences
 import ca.gosyer.data.ui.model.ThemeMode
 import ca.gosyer.i18n.MR
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.ui.base.prefs.ChoicePreference
 import ca.gosyer.ui.base.prefs.ColorPreference
@@ -46,13 +45,33 @@ import ca.gosyer.ui.base.theme.AppColorsPreferenceState
 import ca.gosyer.ui.base.theme.asStateFlow
 import ca.gosyer.ui.base.theme.getDarkColors
 import ca.gosyer.ui.base.theme.getLightColors
+import ca.gosyer.uicore.prefs.PreferenceMutableStateFlow
+import ca.gosyer.uicore.resources.stringResource
 import ca.gosyer.uicore.theme.Theme
 import ca.gosyer.uicore.theme.themes
 import ca.gosyer.uicore.vm.ViewModel
 import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
 import me.tatarka.inject.annotations.Inject
 
+class SettingsAppearanceScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel<ThemesViewModel>()
+        SettingsAppearanceScreenContent(
+            activeColors = vm.getActiveColors(),
+            themeMode = vm.themeMode,
+            lightTheme = vm.lightTheme,
+            darkTheme = vm.darkTheme,
+            windowDecorations = vm.windowDecorations
+        )
+    }
+}
+
 class ThemesViewModel @Inject constructor(
     private val uiPreferences: UiPreferences,
 ) : ViewModel() {
@@ -72,23 +91,26 @@ class ThemesViewModel @Inject constructor(
 }
 
 @Composable
-fun SettingsAppearance(menuController: MenuController) {
-    val vm = viewModel<ThemesViewModel>()
-
-    val activeColors = vm.getActiveColors()
+fun SettingsAppearanceScreenContent(
+    activeColors: AppColorsPreferenceState,
+    themeMode: PreferenceMutableStateFlow<ThemeMode>,
+    lightTheme: PreferenceMutableStateFlow<Int>,
+    darkTheme: PreferenceMutableStateFlow<Int>,
+    windowDecorations: PreferenceMutableStateFlow<Boolean>
+) {
     val isLight = MaterialTheme.colors.isLight
     val themesForCurrentMode = remember(isLight) {
         themes.filter { it.colors.isLight == isLight }
     }
 
     Column {
-        Toolbar(stringResource(MR.strings.settings_appearance_screen), menuController, true)
+        Toolbar(stringResource(MR.strings.settings_appearance_screen))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {
                 item {
                     ChoicePreference(
-                        preference = vm.themeMode,
+                        preference = themeMode,
                         choices = mapOf(
                             ThemeMode.System to stringResource(MR.strings.theme_follow_system),
                             ThemeMode.Light to stringResource(MR.strings.theme_light),
@@ -107,7 +129,7 @@ fun SettingsAppearance(menuController: MenuController) {
                             ThemeItem(
                                 theme,
                                 onClick = {
-                                    (if (isLight) vm.lightTheme else vm.darkTheme).value = it.id
+                                    (if (isLight) lightTheme else darkTheme).value = it.id
                                     activeColors.primaryStateFlow.value = it.colors.primary
                                     activeColors.secondaryStateFlow.value = it.colors.secondary
                                 }
@@ -133,7 +155,7 @@ fun SettingsAppearance(menuController: MenuController) {
                 }
                 item {
                     SwitchPreference(
-                        vm.windowDecorations,
+                        windowDecorations,
                         stringResource(MR.strings.window_decorations),
                         stringResource(MR.strings.window_decorations_sub)
                     )

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsBackupScreen.kt

@@ -27,7 +27,6 @@ import androidx.compose.material.icons.rounded.Warning
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
-import androidx.compose.runtime.getValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
@@ -38,20 +37,23 @@ import ca.gosyer.core.logging.CKLogger
 import ca.gosyer.data.server.interactions.BackupInteractionHandler
 import ca.gosyer.i18n.MR
 import ca.gosyer.ui.base.WindowDialog
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.ui.base.prefs.PreferenceRow
+import ca.gosyer.ui.util.system.filePicker
+import ca.gosyer.ui.util.system.fileSaver
+import ca.gosyer.uicore.resources.stringResource
 import ca.gosyer.uicore.vm.ViewModel
 import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.util.system.filePicker
-import ca.gosyer.util.system.fileSaver
-import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
 import io.ktor.client.features.onDownload
 import io.ktor.client.features.onUpload
 import io.ktor.http.isSuccess
 import io.ktor.utils.io.jvm.javaio.toInputStream
 import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.SharedFlow
 import kotlinx.coroutines.flow.asSharedFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.launch
@@ -62,6 +64,29 @@ import okio.Path.Companion.toOkioPath
 import okio.buffer
 import okio.source
 
+class SettingsBackupScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel<SettingsBackupViewModel>()
+        SettingsBackupScreenContent(
+            restoring = vm.restoring.collectAsState().value,
+            restoringProgress = vm.restoringProgress.collectAsState().value,
+            restoreStatus = vm.restoreStatus.collectAsState().value,
+            creating = vm.creating.collectAsState().value,
+            creatingProgress = vm.creatingProgress.collectAsState().value,
+            creatingStatus = vm.creatingStatus.collectAsState().value,
+            missingSourceFlow = vm.missingSourceFlow,
+            createFlow = vm.createFlow,
+            restoreFile = vm::restoreFile,
+            restoreBackup = vm::restoreBackup,
+            stopRestore = vm::stopRestore,
+            exportBackup = vm::exportBackup
+        )
+    }
+}
+
 class SettingsBackupViewModel @Inject constructor(
     private val backupHandler: BackupInteractionHandler
 ) : ViewModel() {
@@ -186,22 +211,28 @@ class SettingsBackupViewModel @Inject constructor(
 }
 
 @Composable
-fun SettingsBackupScreen(menuController: MenuController) {
-    val vm = viewModel<SettingsBackupViewModel>()
-    val restoring by vm.restoring.collectAsState()
-    val restoringProgress by vm.restoringProgress.collectAsState()
-    val restoreStatus by vm.restoreStatus.collectAsState()
-    val creating by vm.creating.collectAsState()
-    val creatingProgress by vm.creatingProgress.collectAsState()
-    val creatingStatus by vm.creatingStatus.collectAsState()
+private fun SettingsBackupScreenContent(
+    restoring: Boolean,
+    restoringProgress: Float?,
+    restoreStatus: SettingsBackupViewModel.Status,
+    creating: Boolean,
+    creatingProgress: Float?,
+    creatingStatus: SettingsBackupViewModel.Status,
+    missingSourceFlow: SharedFlow<Pair<Path, List<String>>>,
+    createFlow: SharedFlow<Pair<String, (Path) -> Unit>>,
+    restoreFile: (Path?) -> Unit,
+    restoreBackup: (Path) -> Unit,
+    stopRestore: () -> Unit,
+    exportBackup: () -> Unit
+) {
     LaunchedEffect(Unit) {
         launch {
-            vm.missingSourceFlow.collect { (backup, sources) ->
-                openMissingSourcesDialog(sources, { vm.restoreBackup(backup) }, vm::stopRestore)
+            missingSourceFlow.collect { (backup, sources) ->
+                openMissingSourcesDialog(sources, { restoreBackup(backup) }, stopRestore)
             }
         }
         launch {
-            vm.createFlow.collect { (filename, function) ->
+            createFlow.collect { (filename, function) ->
                 fileSaver(filename, "proto.gz") {
                     function(it.selectedFile.toOkioPath())
                 }
@@ -210,7 +241,7 @@ fun SettingsBackupScreen(menuController: MenuController) {
     }
 
     Column {
-        Toolbar(stringResource(MR.strings.settings_backup_screen), menuController, true)
+        Toolbar(stringResource(MR.strings.settings_backup_screen))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {
@@ -223,7 +254,7 @@ fun SettingsBackupScreen(menuController: MenuController) {
                         restoreStatus
                     ) {
                         filePicker("gz") {
-                            vm.restoreFile(it.selectedFile.toOkioPath())
+                            restoreFile(it.selectedFile.toOkioPath())
                         }
                     }
                     PreferenceFile(
@@ -232,7 +263,7 @@ fun SettingsBackupScreen(menuController: MenuController) {
                         creating,
                         creatingProgress,
                         creatingStatus,
-                        vm::exportBackup
+                        exportBackup
                     )
                 }
             }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsBrowseScreen.kt

@@ -20,14 +20,25 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import ca.gosyer.i18n.MR
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+
+class SettingsBrowseScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        SettingsBrowseScreenContent()
+    }
+}
 
 @Composable
-fun SettingsBrowseScreen(menuController: MenuController) {
+fun SettingsBrowseScreenContent() {
     Column {
-        Toolbar(stringResource(MR.strings.settings_browse_screen), menuController, true)
+        Toolbar(stringResource(MR.strings.settings_browse_screen))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsDownloadsScreen.kt

@@ -20,14 +20,25 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import ca.gosyer.i18n.MR
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+
+class SettingsDownloadsScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        SettingsDownloadsScreenContent()
+    }
+}
 
 @Composable
-fun SettingsDownloadsScreen(menuController: MenuController) {
+fun SettingsDownloadsScreenContent() {
     Column {
-        Toolbar(stringResource(MR.strings.settings_download_screen), menuController, true)
+        Toolbar(stringResource(MR.strings.settings_download_screen))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsGeneralScreen.kt

@@ -23,13 +23,16 @@ import androidx.compose.ui.unit.dp
 import ca.gosyer.data.ui.UiPreferences
 import ca.gosyer.data.ui.model.StartScreen
 import ca.gosyer.i18n.MR
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.ui.base.prefs.ChoicePreference
 import ca.gosyer.ui.base.prefs.SwitchPreference
+import ca.gosyer.uicore.prefs.PreferenceMutableStateFlow
+import ca.gosyer.uicore.resources.stringResource
 import ca.gosyer.uicore.vm.ViewModel
 import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
 import me.tatarka.inject.annotations.Inject
 import okio.Path.Companion.toPath
 import okio.asResourceFileSystem
@@ -39,6 +42,24 @@ import java.time.format.DateTimeFormatter
 import java.time.format.FormatStyle
 import java.util.Locale
 
+class SettingsGeneralScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel<SettingsGeneralViewModel>()
+        SettingsGeneralScreenContent(
+            startScreen = vm.startScreen,
+            startScreenChoices = vm.getStartScreenChoices(),
+            confirmExit = vm.confirmExit,
+            language = vm.language,
+            languageChoices = vm.getLanguageChoices(),
+            dateFormat = vm.dateFormat,
+            dateFormatChoices = vm.getDateChoices()
+        )
+    }
+}
+
 class SettingsGeneralViewModel @Inject constructor(
     uiPreferences: UiPreferences,
 ) : ViewModel() {
@@ -97,23 +118,30 @@ class SettingsGeneralViewModel @Inject constructor(
 }
 
 @Composable
-fun SettingsGeneralScreen(menuController: MenuController) {
-    val vm = viewModel<SettingsGeneralViewModel>()
+fun SettingsGeneralScreenContent(
+    startScreen: PreferenceMutableStateFlow<StartScreen>,
+    startScreenChoices: Map<StartScreen, String>,
+    confirmExit: PreferenceMutableStateFlow<Boolean>,
+    language: PreferenceMutableStateFlow<String>,
+    languageChoices: Map<String, String>,
+    dateFormat: PreferenceMutableStateFlow<String>,
+    dateFormatChoices: Map<String, String>
+) {
     Column {
-        Toolbar(stringResource(MR.strings.settings_general_screen), menuController, closable = true)
+        Toolbar(stringResource(MR.strings.settings_general_screen))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {
                 item {
                     ChoicePreference(
-                        preference = vm.startScreen,
+                        preference = startScreen,
                         title = stringResource(MR.strings.start_screen),
-                        choices = vm.getStartScreenChoices()
+                        choices = startScreenChoices
                     )
                 }
                 item {
                     SwitchPreference(
-                        preference = vm.confirmExit,
+                        preference = confirmExit,
                         title = stringResource(MR.strings.confirm_exit)
                     )
                 }
@@ -122,16 +150,16 @@ fun SettingsGeneralScreen(menuController: MenuController) {
                 }
                 item {
                     ChoicePreference(
-                        preference = vm.language,
+                        preference = language,
                         title = stringResource(MR.strings.language),
-                        choices = vm.getLanguageChoices(),
+                        choices = languageChoices,
                     )
                 }
                 item {
                     ChoicePreference(
-                        preference = vm.dateFormat,
+                        preference = dateFormat,
                         title = stringResource(MR.strings.date_format),
-                        choices = vm.getDateChoices()
+                        choices = dateFormatChoices
                     )
                 }
             }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsLibraryScreen.kt

@@ -23,19 +23,36 @@ import androidx.compose.ui.unit.dp
 import ca.gosyer.data.library.LibraryPreferences
 import ca.gosyer.data.server.interactions.CategoryInteractionHandler
 import ca.gosyer.i18n.MR
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.ui.base.prefs.PreferenceRow
 import ca.gosyer.ui.base.prefs.SwitchPreference
+import ca.gosyer.ui.categories.openCategoriesMenu
+import ca.gosyer.uicore.prefs.PreferenceMutableStateFlow
+import ca.gosyer.uicore.resources.stringResource
 import ca.gosyer.uicore.vm.ViewModel
 import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.ui.categories.openCategoriesMenu
-import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.launch
 import me.tatarka.inject.annotations.Inject
 
+class SettingsLibraryScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel<SettingsLibraryViewModel>()
+        SettingsLibraryScreenContent(
+            showAllCategory = vm.showAllCategory,
+            refreshCategoryCount = vm::refreshCategoryCount,
+            categoriesSize = vm.categories.collectAsState().value
+        )
+    }
+}
+
 class SettingsLibraryViewModel @Inject constructor(
     libraryPreferences: LibraryPreferences,
     private val categoryHandler: CategoryInteractionHandler
@@ -57,25 +74,27 @@ class SettingsLibraryViewModel @Inject constructor(
 }
 
 @Composable
-fun SettingsLibraryScreen(menuController: MenuController) {
-    val vm = viewModel<SettingsLibraryViewModel>()
-
+fun SettingsLibraryScreenContent(
+    showAllCategory: PreferenceMutableStateFlow<Boolean>,
+    refreshCategoryCount: () -> Unit,
+    categoriesSize: Int
+) {
     Column {
-        Toolbar(stringResource(MR.strings.settings_library_screen), menuController, true)
+        Toolbar(stringResource(MR.strings.settings_library_screen))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {
                 item {
                     SwitchPreference(
-                        preference = vm.showAllCategory,
+                        preference = showAllCategory,
                         title = stringResource(MR.strings.show_all_category)
                     )
                 }
                 item {
                     PreferenceRow(
                         stringResource(MR.strings.location_categories),
-                        onClick = { openCategoriesMenu(vm::refreshCategoryCount) },
-                        subtitle = vm.categories.collectAsState().value.toString()
+                        onClick = { openCategoriesMenu(refreshCategoryCount) },
+                        subtitle = categoriesSize.toString()
                     )
                 }
             }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsParentalControlsScreen.kt

@@ -20,14 +20,25 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import ca.gosyer.i18n.MR
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+
+class SettingsParentalControlsScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        SettingsParentalControlsScreenContent()
+    }
+}
 
 @Composable
-fun SettingsParentalControlsScreen(menuController: MenuController) {
+fun SettingsParentalControlsScreenContent() {
     Column {
-        Toolbar(stringResource(MR.strings.settings_parental_control_screen), menuController, true)
+        Toolbar(stringResource(MR.strings.settings_parental_control_screen))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsReaderScreen.kt

@@ -29,16 +29,18 @@ import ca.gosyer.data.reader.model.Direction
 import ca.gosyer.data.reader.model.ImageScale
 import ca.gosyer.data.reader.model.NavigationMode
 import ca.gosyer.i18n.MR
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.ui.base.prefs.ChoicePreference
 import ca.gosyer.ui.base.prefs.ExpandablePreference
 import ca.gosyer.ui.base.prefs.SwitchPreference
 import ca.gosyer.uicore.prefs.PreferenceMutableStateFlow
 import ca.gosyer.uicore.prefs.asStateIn
+import ca.gosyer.uicore.resources.stringResource
 import ca.gosyer.uicore.vm.ViewModel
 import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
@@ -46,6 +48,25 @@ import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
 import me.tatarka.inject.annotations.Inject
 
+class SettingsReaderScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel<SettingsReaderViewModel>()
+        SettingsReaderScreenContent(
+            modes = vm.modes.collectAsState().value.associateWith { it },
+            selectedMode = vm.selectedMode,
+            modeSettings = vm.modeSettings.collectAsState().value,
+            directionChoices = vm.getDirectionChoices(),
+            paddingChoices = vm.getPaddingChoices(),
+            getMaxSizeChoices = vm::getMaxSizeChoices,
+            imageScaleChoices = vm.getImageScaleChoices(),
+            navigationModeChoices = vm.getNavigationModeChoices()
+        )
+    }
+}
+
 class SettingsReaderViewModel @Inject constructor(
     readerPreferences: ReaderPreferences
 ) : ViewModel() {
@@ -125,18 +146,25 @@ data class ReaderModePreference(
 }
 
 @Composable
-fun SettingsReaderScreen(menuController: MenuController) {
-    val vm = viewModel<SettingsReaderViewModel>()
-    val modeSettings by vm.modeSettings.collectAsState()
+fun SettingsReaderScreenContent(
+    modes: Map<String, String>,
+    selectedMode: PreferenceMutableStateFlow<String>,
+    modeSettings: List<ReaderModePreference>,
+    directionChoices: Map<Direction, String>,
+    paddingChoices: Map<Int, String>,
+    getMaxSizeChoices: (Direction) -> Map<Int, String>,
+    imageScaleChoices: Map<ImageScale, String>,
+    navigationModeChoices: Map<NavigationMode, String>
+) {
     Column {
-        Toolbar(stringResource(MR.strings.settings_reader), menuController, true)
+        Toolbar(stringResource(MR.strings.settings_reader))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {
                 item {
                     ChoicePreference(
-                        vm.selectedMode,
-                        vm.modes.collectAsState().value.associateWith { it },
+                        selectedMode,
+                        modes,
                         stringResource(MR.strings.reader_mode)
                     )
                 }
@@ -148,7 +176,7 @@ fun SettingsReaderScreen(menuController: MenuController) {
                         ExpandablePreference(it.mode) {
                             ChoicePreference(
                                 it.direction,
-                                vm.getDirectionChoices(),
+                                directionChoices,
                                 stringResource(MR.strings.direction),
                                 enabled = !it.defaultMode
                             )
@@ -162,7 +190,7 @@ fun SettingsReaderScreen(menuController: MenuController) {
                             if (continuous) {
                                 ChoicePreference(
                                     it.padding,
-                                    vm.getPaddingChoices(),
+                                    paddingChoices,
                                     stringResource(MR.strings.page_padding)
                                 )
                                 val direction by it.direction.collectAsState()
@@ -190,20 +218,20 @@ fun SettingsReaderScreen(menuController: MenuController) {
                                 }
                                 ChoicePreference(
                                     it.maxSize,
-                                    vm.getMaxSizeChoices(direction),
+                                    getMaxSizeChoices(direction),
                                     maxSizeTitle,
                                     maxSizeSubtitle
                                 )
                             } else {
                                 ChoicePreference(
                                     it.imageScale,
-                                    vm.getImageScaleChoices(),
+                                    imageScaleChoices,
                                     stringResource(MR.strings.image_scale)
                                 )
                             }
                             ChoicePreference(
                                 it.navigationMode,
-                                vm.getNavigationModeChoices(),
+                                navigationModeChoices,
                                 stringResource(MR.strings.navigation_mode)
                             )
                         }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsScreen.kt

@@ -29,14 +29,28 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import ca.gosyer.i18n.MR
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.ui.base.prefs.PreferenceRow
-import ca.gosyer.ui.main.Routes
 import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+import cafe.adriel.voyager.navigator.LocalNavigator
+import cafe.adriel.voyager.navigator.Navigator
+import cafe.adriel.voyager.navigator.currentOrThrow
+
+class SettingsScreen : Screen {
+
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        SettingsScreenContent(navigator = LocalNavigator.currentOrThrow)
+    }
+}
 
 @Composable
-fun SettingsScreen(menuController: MenuController) {
+fun SettingsScreenContent(navigator: Navigator) {
     Column {
         Toolbar(stringResource(MR.strings.location_settings), closable = false)
         Box {
@@ -46,84 +60,84 @@ fun SettingsScreen(menuController: MenuController) {
                     PreferenceRow(
                         title = stringResource(MR.strings.settings_general),
                         icon = Icons.Rounded.Tune,
-                        onClick = { menuController.push(Routes.SettingsGeneral) }
+                        onClick = { navigator push SettingsGeneralScreen() }
                     )
                 }
                 item {
                     PreferenceRow(
                         title = stringResource(MR.strings.settings_appearance),
                         icon = Icons.Rounded.Palette,
-                        onClick = { menuController.push(Routes.SettingsAppearance) }
+                        onClick = { navigator push SettingsAppearanceScreen() }
                     )
                 }
                 item {
                     PreferenceRow(
                         title = stringResource(MR.strings.settings_server),
                         icon = Icons.Rounded.Computer,
-                        onClick = { menuController.push(Routes.SettingsServer) }
+                        onClick = { navigator push SettingsServerScreen() }
                     )
                 }
                 item {
                     PreferenceRow(
                         title = stringResource(MR.strings.settings_library),
                         icon = Icons.Rounded.CollectionsBookmark,
-                        onClick = { menuController.push(Routes.SettingsLibrary) }
+                        onClick = { navigator push SettingsLibraryScreen() }
                     )
                 }
                 item {
                     PreferenceRow(
                         title = stringResource(MR.strings.settings_reader),
                         icon = Icons.Rounded.ChromeReaderMode,
-                        onClick = { menuController.push(Routes.SettingsReader) }
+                        onClick = { navigator push SettingsReaderScreen() }
                     )
                 }
                 /*item {
                     Pref(
                         title = stringResource(MR.strings.settings_download),
                         icon = Icons.Rounded.GetApp,
-                        onClick = { navController.push(Route.SettingsDownloads) }
+                        onClick = { navigator push SettingsDownloadsScreen() }
                     )
                 }
                 item {
                     Pref(
                         title = stringResource(MR.strings.settings_tracking),
                         icon = Icons.Rounded.Sync,
-                        onClick = { navController.push(Route.SettingsTracking) }
+                        onClick = { navigator push SettingsTrackingScreen() }
                     )
                 }*/
                 item {
                     PreferenceRow(
                         title = stringResource(MR.strings.settings_browse),
                         icon = Icons.Rounded.Explore,
-                        onClick = { menuController.push(Routes.SettingsBrowse) }
+                        onClick = { navigator push SettingsBrowseScreen() }
                     )
                 }
                 item {
                     PreferenceRow(
                         title = stringResource(MR.strings.settings_backup),
                         icon = Icons.Rounded.Backup,
-                        onClick = { menuController.push(Routes.SettingsBackup) }
+                        onClick = { navigator push SettingsBackupScreen() }
                     )
                 }
                 /*item {
                     Pref(
                         title = stringResource(MR.strings.settings_security),
                         icon = Icons.Rounded.Security,
-                        onClick = { navController.push(Route.SettingsSecurity) }
+                        onClick = { navigator push SettingsSecurityScreen() }
                     )
                 }
                 item {
                     Pref(
                         title = stringResource(MR.strings.settings_parental_controls),
                         icon = Icons.Rounded.PeopleOutline,
-                        onClick = { navController.push(Route.SettingsParentalControls) }
+                        onClick = { navigator push SettingsParentalControlsScreen() }
                     )
                 }*/
                 item {
                     PreferenceRow(
                         title = stringResource(MR.strings.settings_advanced),
                         icon = Icons.Rounded.Code,
-                        onClick = { menuController.push(Routes.SettingsAdvanced) }
+                        onClick = { navigator push SettingsAdvancedScreen() }
                     )
                 }
             }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsSecurityScreen.kt

@@ -20,14 +20,25 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import ca.gosyer.i18n.MR
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+
+class SettingsSecurityScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        SettingsSecurityScreenContent()
+    }
+}
 
 @Composable
-fun SettingsSecurityScreen(menuController: MenuController) {
+fun SettingsSecurityScreenContent() {
     Column {
-        Toolbar(stringResource(MR.strings.settings_security_screen), menuController, true)
+        Toolbar(stringResource(MR.strings.settings_security_screen))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsServerScreen.kt

@@ -34,23 +34,68 @@ import ca.gosyer.data.server.ServerService
 import ca.gosyer.data.server.model.Auth
 import ca.gosyer.data.server.model.Proxy
 import ca.gosyer.i18n.MR
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.ui.base.prefs.ChoicePreference
 import ca.gosyer.ui.base.prefs.EditTextPreference
 import ca.gosyer.ui.base.prefs.PreferenceRow
 import ca.gosyer.ui.base.prefs.SwitchPreference
+import ca.gosyer.uicore.prefs.PreferenceMutableStateFlow
 import ca.gosyer.uicore.prefs.asStateIn
 import ca.gosyer.uicore.prefs.asStringStateIn
+import ca.gosyer.uicore.resources.stringResource
 import ca.gosyer.uicore.vm.ViewModel
 import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.launchIn
 import me.tatarka.inject.annotations.Inject
 
+class SettingsServerScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel<SettingsServerViewModel>()
+        SettingsServerScreenContent(
+            hostValue = vm.host.collectAsState().value,
+            basicAuthEnabledValue = vm.basicAuthEnabled.collectAsState().value,
+            proxyValue = vm.proxy.collectAsState().value,
+            authValue = vm.auth.collectAsState().value,
+            restartServer = vm::restartServer,
+            serverSettingChanged = vm::serverSettingChanged,
+            host = vm.host,
+            ip = vm.ip,
+            port = vm.port,
+            socksProxyEnabled = vm.socksProxyEnabled,
+            socksProxyHost = vm.socksProxyHost,
+            socksProxyPort = vm.socksProxyPort,
+            debugLogsEnabled = vm.debugLogsEnabled,
+            systemTrayEnabled = vm.systemTrayEnabled,
+            webUIEnabled = vm.webUIEnabled,
+            openInBrowserEnabled = vm.openInBrowserEnabled,
+            basicAuthEnabled = vm.basicAuthEnabled,
+            basicAuthUsername = vm.basicAuthUsername,
+            basicAuthPassword = vm.basicAuthPassword,
+            serverUrl = vm.serverUrl,
+            serverPort = vm.serverPort,
+            proxy = vm.proxy,
+            proxyChoices = vm.getProxyChoices(),
+            httpHost = vm.httpHost,
+            httpPort = vm.httpPort,
+            socksHost = vm.socksHost,
+            socksPort = vm.socksPort,
+            auth = vm.auth,
+            authChoices = vm.getAuthChoices(),
+            authUsername = vm.authUsername,
+            authPassword = vm.authPassword
+        )
+    }
+}
+
 class SettingsServerViewModel @Inject constructor(
     serverPreferences: ServerPreferences,
     serverHostPreferences: ServerHostPreferences,
@@ -136,26 +181,53 @@ class SettingsServerViewModel @Inject constructor(
 }
 
 @Composable
-fun SettingsServerScreen(menuController: MenuController) {
-    val vm = viewModel<SettingsServerViewModel>()
-    val host by vm.host.collectAsState()
-    val basicAuthEnabled by vm.basicAuthEnabled.collectAsState()
-    val proxy by vm.proxy.collectAsState()
-    val auth by vm.auth.collectAsState()
+fun SettingsServerScreenContent(
+    hostValue: Boolean,
+    basicAuthEnabledValue: Boolean,
+    proxyValue: Proxy,
+    authValue: Auth,
+    restartServer: () -> Unit,
+    serverSettingChanged: () -> Unit,
+    host: PreferenceMutableStateFlow<Boolean>,
+    ip: PreferenceMutableStateFlow<String>,
+    port: PreferenceMutableStateFlow<String>,
+    socksProxyEnabled: PreferenceMutableStateFlow<Boolean>,
+    socksProxyHost: PreferenceMutableStateFlow<String>,
+    socksProxyPort: PreferenceMutableStateFlow<String>,
+    debugLogsEnabled: PreferenceMutableStateFlow<Boolean>,
+    systemTrayEnabled: PreferenceMutableStateFlow<Boolean>,
+    webUIEnabled: PreferenceMutableStateFlow<Boolean>,
+    openInBrowserEnabled: PreferenceMutableStateFlow<Boolean>,
+    basicAuthEnabled: PreferenceMutableStateFlow<Boolean>,
+    basicAuthUsername: PreferenceMutableStateFlow<String>,
+    basicAuthPassword: PreferenceMutableStateFlow<String>,
+    serverUrl: PreferenceMutableStateFlow<String>,
+    serverPort: PreferenceMutableStateFlow<String>,
+    proxy: PreferenceMutableStateFlow<Proxy>,
+    proxyChoices: Map<Proxy, String>,
+    httpHost: PreferenceMutableStateFlow<String>,
+    httpPort: PreferenceMutableStateFlow<String>,
+    socksHost: PreferenceMutableStateFlow<String>,
+    socksPort: PreferenceMutableStateFlow<String>,
+    auth: PreferenceMutableStateFlow<Auth>,
+    authChoices: Map<Auth, String>,
+    authUsername: PreferenceMutableStateFlow<String>,
+    authPassword: PreferenceMutableStateFlow<String>
+) {
     DisposableEffect(Unit) {
         onDispose {
-            vm.restartServer()
+            restartServer()
         }
     }
     Column {
-        Toolbar(stringResource(MR.strings.settings_server_screen), menuController, true)
+        Toolbar(stringResource(MR.strings.settings_server_screen))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {
                 item {
-                    SwitchPreference(preference = vm.host, title = stringResource(MR.strings.host_server))
+                    SwitchPreference(preference = host, title = stringResource(MR.strings.host_server))
                 }
-                if (host) {
+                if (hostValue) {
                     item {
                         PreferenceRow(
                             stringResource(MR.strings.host_settings),
@@ -164,105 +236,105 @@ fun SettingsServerScreen(menuController: MenuController) {
                         )
                     }
                     item {
-                        val ip by vm.ip.collectAsState()
+                        val ipValue by ip.collectAsState()
                         EditTextPreference(
-                            preference = vm.ip,
+                            preference = ip,
                             title = stringResource(MR.strings.host_ip),
-                            subtitle = stringResource(MR.strings.host_ip_sub, ip),
-                            changeListener = vm::serverSettingChanged
+                            subtitle = stringResource(MR.strings.host_ip_sub, ipValue),
+                            changeListener = serverSettingChanged
                         )
                     }
                     item {
-                        val port by vm.port.collectAsState()
+                        val portValue by port.collectAsState()
                         EditTextPreference(
-                            preference = vm.port,
+                            preference = port,
                             title = stringResource(MR.strings.host_port),
-                            subtitle = stringResource(MR.strings.host_port_sub, port),
-                            changeListener = vm::serverSettingChanged
+                            subtitle = stringResource(MR.strings.host_port_sub, portValue),
+                            changeListener = serverSettingChanged
                         )
                     }
                     item {
                         SwitchPreference(
-                            preference = vm.socksProxyEnabled,
+                            preference = socksProxyEnabled,
                             title = stringResource(MR.strings.host_socks_enabled),
-                            changeListener = vm::serverSettingChanged
+                            changeListener = serverSettingChanged
                         )
                     }
                     item {
-                        val proxyHost by vm.socksProxyHost.collectAsState()
+                        val proxyHost by socksProxyHost.collectAsState()
                         EditTextPreference(
-                            preference = vm.socksProxyHost,
+                            preference = socksProxyHost,
                             title = stringResource(MR.strings.host_socks_host),
                             subtitle = stringResource(MR.strings.host_socks_host_sub, proxyHost),
-                            changeListener = vm::serverSettingChanged
+                            changeListener = serverSettingChanged
                         )
                     }
                     item {
-                        val proxyPort by vm.socksProxyPort.collectAsState()
+                        val proxyPort by socksProxyPort.collectAsState()
                         EditTextPreference(
-                            preference = vm.socksProxyPort,
+                            preference = socksProxyPort,
                             title = stringResource(MR.strings.host_socks_port),
                             subtitle = stringResource(MR.strings.host_socks_port_sub, proxyPort),
-                            changeListener = vm::serverSettingChanged
+                            changeListener = serverSettingChanged
                         )
                     }
                     item {
                         SwitchPreference(
-                            preference = vm.debugLogsEnabled,
+                            preference = debugLogsEnabled,
                             title = stringResource(MR.strings.host_debug_logging),
                             subtitle = stringResource(MR.strings.host_debug_logging_sub),
-                            changeListener = vm::serverSettingChanged
+                            changeListener = serverSettingChanged
                         )
                     }
                     item {
                         SwitchPreference(
-                            preference = vm.systemTrayEnabled,
+                            preference = systemTrayEnabled,
                             title = stringResource(MR.strings.host_system_tray),
                             subtitle = stringResource(MR.strings.host_system_tray_sub),
-                            changeListener = vm::serverSettingChanged
+                            changeListener = serverSettingChanged
                         )
                     }
                     item {
                         SwitchPreference(
-                            preference = vm.webUIEnabled,
+                            preference = webUIEnabled,
                             title = stringResource(MR.strings.host_webui),
                             subtitle = stringResource(MR.strings.host_webui_sub),
-                            changeListener = vm::serverSettingChanged
+                            changeListener = serverSettingChanged
                         )
                     }
                     item {
-                        val webUIEnabled by vm.webUIEnabled.collectAsState()
+                        val webUIEnabledValue by webUIEnabled.collectAsState()
                         SwitchPreference(
-                            preference = vm.openInBrowserEnabled,
+                            preference = openInBrowserEnabled,
                             title = stringResource(MR.strings.host_open_in_browser),
                             subtitle = stringResource(MR.strings.host_open_in_browser_sub),
-                            changeListener = vm::serverSettingChanged,
-                            enabled = webUIEnabled
+                            changeListener = serverSettingChanged,
+                            enabled = webUIEnabledValue
                         )
                     }
                     item {
                         SwitchPreference(
-                            preference = vm.basicAuthEnabled,
+                            preference = basicAuthEnabled,
                             title = stringResource(MR.strings.basic_auth),
                             subtitle = stringResource(MR.strings.host_basic_auth_sub),
-                            changeListener = vm::serverSettingChanged
+                            changeListener = serverSettingChanged
                         )
                     }
                     item {
                         EditTextPreference(
-                            preference = vm.basicAuthUsername,
+                            preference = basicAuthUsername,
                             title = stringResource(MR.strings.host_basic_auth_username),
-                            changeListener = vm::serverSettingChanged,
-                            enabled = basicAuthEnabled
+                            changeListener = serverSettingChanged,
+                            enabled = basicAuthEnabledValue
                         )
                     }
                     item {
                         EditTextPreference(
-                            preference = vm.basicAuthPassword,
+                            preference = basicAuthPassword,
                             title = stringResource(MR.strings.host_basic_auth_password),
-                            changeListener = vm::serverSettingChanged,
+                            changeListener = serverSettingChanged,
                             visualTransformation = PasswordVisualTransformation(),
-                            enabled = basicAuthEnabled
+                            enabled = basicAuthEnabledValue
                         )
                     }
                 }
@@ -271,16 +343,16 @@ fun SettingsServerScreen(menuController: MenuController) {
                 }
                 item {
                     EditTextPreference(
-                        vm.serverUrl,
+                        serverUrl,
                         stringResource(MR.strings.server_url),
-                        subtitle = vm.serverUrl.collectAsState().value
+                        subtitle = serverUrl.collectAsState().value
                     )
                 }
                 item {
                     EditTextPreference(
-                        vm.serverPort,
+                        serverPort,
                         stringResource(MR.strings.server_port),
-                        subtitle = vm.serverPort.collectAsState().value
+                        subtitle = serverPort.collectAsState().value
                     )
                 }
 
@@ -292,53 +364,53 @@ fun SettingsServerScreen(menuController: MenuController) {
                     )
                 }
                 item {
-                    ChoicePreference(vm.proxy, vm.getProxyChoices(), stringResource(MR.strings.server_proxy))
+                    ChoicePreference(proxy, proxyChoices, stringResource(MR.strings.server_proxy))
                 }
-                when (proxy) {
+                when (proxyValue) {
                     Proxy.NO_PROXY -> Unit
                     Proxy.HTTP_PROXY -> {
                         item {
                             EditTextPreference(
-                                vm.httpHost,
+                                httpHost,
                                 stringResource(MR.strings.http_proxy),
-                                vm.httpHost.collectAsState().value
+                                httpHost.collectAsState().value
                             )
                         }
                         item {
                             EditTextPreference(
-                                vm.httpPort,
+                                httpPort,
                                 stringResource(MR.strings.http_port),
-                                vm.httpPort.collectAsState().value
+                                httpPort.collectAsState().value
                             )
                         }
                     }
                     Proxy.SOCKS_PROXY -> {
                         item {
                             EditTextPreference(
-                                vm.socksHost,
+                                socksHost,
                                 stringResource(MR.strings.socks_proxy),
-                                vm.socksHost.collectAsState().value
+                                socksHost.collectAsState().value
                             )
                         }
                         item {
                             EditTextPreference(
-                                vm.socksPort,
+                                socksPort,
                                 stringResource(MR.strings.socks_port),
-                                vm.socksPort.collectAsState().value
+                                socksPort.collectAsState().value
                             )
                         }
                     }
                 }
                 item {
-                    ChoicePreference(vm.auth, vm.getAuthChoices(), stringResource(MR.strings.authentication))
+                    ChoicePreference(auth, authChoices, stringResource(MR.strings.authentication))
                 }
-                if (auth != Auth.NONE) {
+                if (authValue != Auth.NONE) {
                     item {
-                        EditTextPreference(vm.authUsername, stringResource(MR.strings.auth_username))
+                        EditTextPreference(authUsername, stringResource(MR.strings.auth_username))
                     }
                     item {
                         EditTextPreference(
-                            vm.authPassword,
+                            authPassword,
                             stringResource(MR.strings.auth_password),
                             visualTransformation = PasswordVisualTransformation()
                         )

presentation/src/desktopMain/kotlin/ca/gosyer/ui/settings/SettingsTrackingScreen.kt

@@ -20,14 +20,25 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import ca.gosyer.i18n.MR
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.uicore.resources.stringResource
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+
+class SettingsTrackingScreen : Screen {
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        SettingsTrackingScreenContent()
+    }
+}
 
 @Composable
-fun SettingsTrackingScreen(menuController: MenuController) {
+fun SettingsTrackingScreenContent() {
     Column {
-        Toolbar(stringResource(MR.strings.settings_tracking_screen), menuController, true)
+        Toolbar(stringResource(MR.strings.settings_tracking_screen))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/SourcesMenuViewModel.kt

@@ -1,85 +0,0 @@
-/*
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at https://mozilla.org/MPL/2.0/.
- */
-
-package ca.gosyer.ui.sources
-
-import ca.gosyer.core.logging.CKLogger
-import ca.gosyer.data.models.Source
-import ca.gosyer.uicore.vm.ViewModel
-import com.github.zsoltk.compose.savedinstancestate.Bundle
-import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.asStateFlow
-import kotlinx.coroutines.flow.drop
-import kotlinx.coroutines.flow.launchIn
-import kotlinx.coroutines.flow.onEach
-import me.tatarka.inject.annotations.Inject
-
-class SourcesMenuViewModel @Inject constructor(
-    private val bundle: Bundle
-) : ViewModel() {
-    private val _sourceTabs = MutableStateFlow<List<Source?>>(listOf(null))
-    val sourceTabs = _sourceTabs.asStateFlow()
-
-    private val _selectedSourceTab = MutableStateFlow<Source?>(null)
-    val selectedSourceTab = _selectedSourceTab.asStateFlow()
-
-    init {
-        _sourceTabs.drop(1)
-            .onEach { sources ->
-                bundle.putLongArray(SOURCE_TABS_KEY, sources.mapNotNull { it?.id }.toLongArray())
-            }
-            .launchIn(scope)
-
-        _selectedSourceTab.drop(1)
-            .onEach {
-                if (it != null) {
-                    bundle.putLong(SELECTED_SOURCE_TAB, it.id)
-                } else {
-                    bundle.remove(SELECTED_SOURCE_TAB)
-                }
-            }
-            .launchIn(scope)
-    }
-
-    fun selectTab(source: Source?) {
-        _selectedSourceTab.value = source
-    }
-
-    fun addTab(source: Source) {
-        if (source !in _sourceTabs.value) {
-            _sourceTabs.value += source
-        }
-        selectTab(source)
-    }
-
-    fun closeTab(source: Source) {
-        _sourceTabs.value -= source
-        if (selectedSourceTab.value?.id == source.id) {
-            _selectedSourceTab.value = null
-        }
-        bundle.remove(source.id.toString())
-    }
-
-    fun setLoadedSources(sources: List<Source>) {
-        val sourceTabs = bundle.getLongArray(SOURCE_TABS_KEY)
-        if (sourceTabs != null) {
-            _sourceTabs.value = listOf(null) + sourceTabs.toList()
-                .mapNotNull { sourceId ->
-                    sources.find { it.id == sourceId }
-                }
-            _selectedSourceTab.value = bundle.getLong(SELECTED_SOURCE_TAB, -1).let { id ->
-                if (id != -1L) {
-                    sources.find { it.id == id }
-                } else null
-            }
-        }
-    }
-
-    private companion object : CKLogger({}) {
-        const val SOURCE_TABS_KEY = "source_tabs"
-        const val SELECTED_SOURCE_TAB = "selected_tab"
-    }
-}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/SourcesScreen.kt

@@ -0,0 +1,49 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.sources
+
+import androidx.compose.material.Surface
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.remember
+import ca.gosyer.presentation.build.BuildKonfig
+import ca.gosyer.ui.sources.components.SourcesMenu
+import ca.gosyer.ui.util.compose.ThemedWindow
+import ca.gosyer.ui.util.lang.launchApplication
+import ca.gosyer.uicore.vm.viewModel
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+import cafe.adriel.voyager.navigator.Navigator
+import kotlinx.coroutines.DelicateCoroutinesApi
+
+@OptIn(DelicateCoroutinesApi::class)
+fun openSourcesMenu() {
+    launchApplication {
+        ThemedWindow(::exitApplication, title = BuildKonfig.NAME) {
+            Surface {
+                Navigator(remember { SourcesScreen() })
+            }
+        }
+    }
+}
+
+class SourcesScreen : Screen {
+
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel<SourcesScreenViewModel>()
+        SourcesMenu(
+            sourceTabs = vm.sourceTabs.collectAsState().value,
+            selectedSourceTab = vm.selectedSourceTab.collectAsState().value,
+            selectTab = vm::selectTab,
+            closeTab = vm::closeTab
+        )
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/SourcesScreenViewModel.kt

@@ -0,0 +1,35 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.sources
+
+import ca.gosyer.data.models.Source
+import ca.gosyer.uicore.vm.ViewModel
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import me.tatarka.inject.annotations.Inject
+
+class SourcesScreenViewModel @Inject constructor() : ViewModel() {
+    private val _sourceTabs = MutableStateFlow<List<Source?>>(listOf(null))
+    val sourceTabs = _sourceTabs.asStateFlow()
+
+    private val _selectedSourceTab = MutableStateFlow<Source?>(null)
+    val selectedSourceTab = _selectedSourceTab.asStateFlow()
+
+    fun selectTab(source: Source?) {
+        if (source !in _sourceTabs.value) {
+            _sourceTabs.value += source
+        }
+        _selectedSourceTab.value = source
+    }
+
+    fun closeTab(source: Source) {
+        _sourceTabs.value -= source
+        if (selectedSourceTab.value?.id == source.id) {
+            _selectedSourceTab.value = null
+        }
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/browse/SourceScreen.kt

@@ -0,0 +1,65 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.sources.browse
+
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import ca.gosyer.data.models.Source
+import ca.gosyer.ui.manga.MangaScreen
+import ca.gosyer.ui.sources.browse.components.SourceScreenContent
+import ca.gosyer.ui.sources.browse.filter.SourceFiltersViewModel
+import ca.gosyer.ui.sources.components.LocalSourcesNavigator
+import ca.gosyer.ui.sources.settings.SourceSettingsScreen
+import ca.gosyer.uicore.vm.viewModel
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.navigator.LocalNavigator
+import cafe.adriel.voyager.navigator.currentOrThrow
+
+class SourceScreen(val source: Source) : Screen {
+
+    override val key: ScreenKey = source.id.toString()
+
+    @Composable
+    override fun Content() {
+        val sourceVM = viewModel {
+            instantiate<SourceScreenViewModel>(SourceScreenViewModel.Params(source))
+        }
+        val filterVM = viewModel {
+            instantiate<SourceFiltersViewModel>(SourceFiltersViewModel.Params(source.id))
+        }
+        val navigator = LocalNavigator.currentOrThrow
+        val sourcesNavigator = LocalSourcesNavigator.current
+        SourceScreenContent(
+            source = source,
+            onMangaClick = { navigator push MangaScreen(it) },
+            onCloseSourceTabClick = sourcesNavigator::remove,
+            onSourceSettingsClick = { navigator push SourceSettingsScreen(it) },
+            mangas = sourceVM.mangas.collectAsState().value,
+            hasNextPage = sourceVM.hasNextPage.collectAsState().value,
+            loading = sourceVM.loading.collectAsState().value,
+            isLatest = sourceVM.isLatest.collectAsState().value,
+            showLatestButton = source.supportsLatest,
+            sourceSearchQuery = sourceVM.sourceSearchQuery.collectAsState().value,
+            enableLatest = sourceVM::enableLatest,
+            search = sourceVM::search,
+            submitSearch = sourceVM::submitSearch,
+            setMode = sourceVM::setMode,
+            loadNextPage = sourceVM::loadNextPage,
+            setUsingFilters = sourceVM::setUsingFilters,
+            // FilterVM
+            filters = filterVM.filters.collectAsState().value,
+            showingFilters = filterVM.showingFilters.collectAsState().value,
+            showFilterButton = filterVM.filterButtonEnabled.collectAsState().value,
+            setShowingFilters = filterVM::showingFilters,
+            resetFiltersClicked = {
+                sourceVM.setUsingFilters(false)
+                filterVM.resetFilters()
+            }
+        )
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/browse/SourceScreenViewModel.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.sources.components
+package ca.gosyer.ui.sources.browse
 
 import ca.gosyer.core.lang.throwIfCancellation
 import ca.gosyer.data.models.Manga
@@ -12,11 +12,6 @@ import ca.gosyer.data.models.MangaPage
 import ca.gosyer.data.models.Source
 import ca.gosyer.data.server.interactions.SourceInteractionHandler
 import ca.gosyer.uicore.vm.ViewModel
-import ca.gosyer.util.compose.saveBooleanInBundle
-import ca.gosyer.util.compose.saveIntInBundle
-import ca.gosyer.util.compose.saveObjectInBundle
-import ca.gosyer.util.compose.saveStringInBundle
-import com.github.zsoltk.compose.savedinstancestate.Bundle
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.launch
@@ -24,7 +19,6 @@ import me.tatarka.inject.annotations.Inject
 
 class SourceScreenViewModel(
     private val source: Source,
-    private val bundle: Bundle,
     private val sourceHandler: SourceInteractionHandler
 ) : ViewModel() {
 
@@ -33,49 +27,40 @@ class SourceScreenViewModel(
         params: Params
     ) : this(
         params.source,
-        params.bundle,
         sourceHandler
     )
 
-    private val _mangas = saveObjectInBundle(scope, bundle, MANGAS_KEY) { emptyList<Manga>() }
+    private val _mangas = MutableStateFlow(emptyList<Manga>())
     val mangas = _mangas.asStateFlow()
 
-    private val _hasNextPage = saveBooleanInBundle(scope, bundle, NEXT_PAGE_KEY, false)
+    private val _hasNextPage = MutableStateFlow(false)
     val hasNextPage = _hasNextPage.asStateFlow()
 
     private val _loading = MutableStateFlow(true)
     val loading = _loading.asStateFlow()
 
-    private val _isLatest = saveBooleanInBundle(scope, bundle, IS_LATEST_KEY, false)
+    private val _isLatest = MutableStateFlow(false)
     val isLatest = _isLatest.asStateFlow()
 
-    private val _filterButtonEnabled = saveBooleanInBundle(scope, bundle, SHOW_FILTERS, false)
-    val filterButtonEnabled = _filterButtonEnabled.asStateFlow()
-
-    private val _latestButtonEnabled = saveBooleanInBundle(scope, bundle, SHOW_LATEST, false)
+    private val _latestButtonEnabled = MutableStateFlow(false)
     val latestButtonEnabled = _latestButtonEnabled.asStateFlow()
 
-    private val _showingFilters = MutableStateFlow(false)
-    val showingFilters = _showingFilters.asStateFlow()
-
     private val _usingFilters = MutableStateFlow(false)
 
     private val _sourceSearchQuery = MutableStateFlow<String?>(null)
     val sourceSearchQuery = _sourceSearchQuery.asStateFlow()
 
-    private val _query = saveStringInBundle(scope, bundle, QUERY_KEY) { null }
+    private val _query = MutableStateFlow<String?>(null)
 
-    private val _pageNum = saveIntInBundle(scope, bundle, PAGE_NUM_KEY, 1)
+    private val _pageNum = MutableStateFlow(1)
     val pageNum = _pageNum.asStateFlow()
 
     init {
         scope.launch {
             try {
-                if (bundle[MANGAS_KEY] == null) {
                 val (mangas, hasNextPage) = getPage()
                 _mangas.value = mangas
                 _hasNextPage.value = hasNextPage
-                }
             } catch (e: Exception) {
                 e.throwIfCancellation()
             } finally {
@@ -103,19 +88,8 @@ class SourceScreenViewModel(
         }
     }
 
-    private fun cleanBundle(removeMode: Boolean = true) {
-        bundle.remove(MANGAS_KEY)
-        bundle.remove(NEXT_PAGE_KEY)
-        bundle.remove(PAGE_NUM_KEY)
-        if (removeMode) {
-            bundle.remove(IS_LATEST_KEY)
-        }
-        bundle.remove(QUERY_KEY)
-    }
-
     fun setMode(toLatest: Boolean) {
         if (isLatest.value != toLatest) {
-            cleanBundle()
             _isLatest.value = toLatest
             // [loadNextPage] increments by 1
             _pageNum.value = 0
@@ -135,7 +109,6 @@ class SourceScreenViewModel(
     }
 
     fun startSearch(query: String?) {
-        cleanBundle(false)
         _pageNum.value = 0
         _hasNextPage.value = true
         _loading.value = true
@@ -144,15 +117,9 @@ class SourceScreenViewModel(
         loadNextPage()
     }
 
-    fun showingFilters(show: Boolean) {
-        _showingFilters.value = show
-    }
     fun setUsingFilters(usingFilters: Boolean) {
         _usingFilters.value = usingFilters
     }
-    fun enableFilters(enabled: Boolean) {
-        _filterButtonEnabled.value = enabled
-    }
     fun enableLatest(enabled: Boolean) {
         _latestButtonEnabled.value = enabled
     }
@@ -164,15 +131,5 @@ class SourceScreenViewModel(
         startSearch(sourceSearchQuery.value)
     }
 
-    data class Params(val source: Source, val bundle: Bundle)
-
-    private companion object {
-        const val MANGAS_KEY = "mangas"
-        const val NEXT_PAGE_KEY = "next_page"
-        const val PAGE_NUM_KEY = "page_num"
-        const val IS_LATEST_KEY = "is_latest"
-        const val SHOW_FILTERS = "show_filters"
-        const val SHOW_LATEST = "show_latest"
-        const val QUERY_KEY = "query"
-    }
+    data class Params(val source: Source)
 }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/browse/components/SourceScreenContent.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.sources.components
+package ca.gosyer.ui.sources.browse.components
 
 import androidx.compose.foundation.VerticalScrollbar
 import androidx.compose.foundation.layout.Box
@@ -14,6 +14,7 @@ import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.lazy.GridCells
 import androidx.compose.foundation.lazy.LazyVerticalGrid
 import androidx.compose.foundation.lazy.itemsIndexed
+import androidx.compose.foundation.lazy.rememberLazyListState
 import androidx.compose.foundation.rememberScrollbarAdapter
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.rounded.Explore
@@ -22,8 +23,6 @@ import androidx.compose.material.icons.rounded.NewReleases
 import androidx.compose.material.icons.rounded.Settings
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
-import androidx.compose.runtime.collectAsState
-import androidx.compose.runtime.getValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.FilterQuality
@@ -33,38 +32,40 @@ import ca.gosyer.data.models.Source
 import ca.gosyer.i18n.MR
 import ca.gosyer.ui.base.navigation.TextActionIcon
 import ca.gosyer.ui.base.navigation.Toolbar
-import ca.gosyer.ui.sources.components.filter.SourceFiltersMenu
+import ca.gosyer.ui.sources.browse.filter.SourceFiltersMenu
+import ca.gosyer.ui.sources.browse.filter.model.SourceFiltersView
 import ca.gosyer.uicore.components.LoadingScreen
 import ca.gosyer.uicore.components.MangaGridItem
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.util.compose.persistentLazyListState
-import com.github.zsoltk.compose.savedinstancestate.Bundle
-import com.github.zsoltk.compose.savedinstancestate.BundleScope
 import ca.gosyer.uicore.resources.stringResource
 import io.kamel.image.lazyPainterResource
 
 @Composable
-fun SourceScreen(
-    bundle: Bundle,
+fun SourceScreenContent(
     source: Source,
     onMangaClick: (Long) -> Unit,
     onCloseSourceTabClick: (Source) -> Unit,
-    onSourceSettingsClick: (Long) -> Unit
+    onSourceSettingsClick: (Long) -> Unit,
+    mangas: List<Manga>,
+    hasNextPage: Boolean,
+    loading: Boolean,
+    isLatest: Boolean,
+    showLatestButton: Boolean,
+    sourceSearchQuery: String?,
+    enableLatest: (Boolean) -> Unit,
+    search: (String) -> Unit,
+    submitSearch: () -> Unit,
+    setMode: (Boolean) -> Unit,
+    loadNextPage: () -> Unit,
+    setUsingFilters: (Boolean) -> Unit,
+    // filter
+    filters: List<SourceFiltersView<*, *>>,
+    showingFilters: Boolean,
+    showFilterButton: Boolean,
+    setShowingFilters: (Boolean) -> Unit,
+    resetFiltersClicked: () -> Unit
 ) {
-    val vm = viewModel(source.id) {
-        instantiate<SourceScreenViewModel>(SourceScreenViewModel.Params(source, bundle))
-    }
-    val mangas by vm.mangas.collectAsState()
-    val hasNextPage by vm.hasNextPage.collectAsState()
-    val loading by vm.loading.collectAsState()
-    val isLatest by vm.isLatest.collectAsState()
-    val showingFilters by vm.showingFilters.collectAsState()
-    val showFilterButton by vm.filterButtonEnabled.collectAsState()
-    val showLatestButton by vm.latestButtonEnabled.collectAsState()
-    val sourceSearchQuery by vm.sourceSearchQuery.collectAsState()
-
-    LaunchedEffect(vm to source) {
-        vm.enableLatest(source.supportsLatest)
+    LaunchedEffect(source) {
+        enableLatest(source.supportsLatest)
     }
 
     Column {
@@ -72,46 +73,37 @@ fun SourceScreen(
             source = source,
             onCloseSourceTabClick = onCloseSourceTabClick,
             sourceSearchQuery = sourceSearchQuery,
-            onSearch = vm::search,
-            onSubmitSearch = vm::submitSearch,
+            onSearch = search,
+            onSubmitSearch = submitSearch,
             onSourceSettingsClick = onSourceSettingsClick,
             showFilterButton = showFilterButton,
             showLatestButton = showLatestButton,
             isLatest = isLatest,
             showingFilters = showingFilters,
-            onClickMode = vm::setMode,
-            onToggleFiltersClick = vm::showingFilters,
+            onClickMode = setMode,
+            onToggleFiltersClick = setShowingFilters,
         )
         Box {
             MangaTable(
-                bundle = bundle,
                 mangas = mangas,
                 isLoading = loading,
                 hasNextPage = hasNextPage,
-                onLoadNextPage = vm::loadNextPage,
+                onLoadNextPage = loadNextPage,
                 onMangaClick = onMangaClick,
             )
-            BundleScope("filters", autoDispose = false) {
             SourceFiltersMenu(
-                    bundle = bundle,
                 modifier = Modifier.align(Alignment.TopEnd),
-                    sourceId = source.id,
                 showFilters = showingFilters && !isLatest,
+                filters = filters,
                 onSearchClicked = {
-                        vm.setUsingFilters(true)
-                        vm.showingFilters(false)
-                        vm.submitSearch()
+                    setUsingFilters(true)
+                    setShowingFilters(false)
+                    submitSearch()
                 },
-                    onResetClicked = {
-                        vm.setUsingFilters(false)
-                        vm.showingFilters(false)
-                        vm.submitSearch()
-                    },
-                    showFiltersButton = vm::enableFilters
+                resetFiltersClicked = resetFiltersClicked
             )
         }
     }
-    }
 }
 
 @Composable
@@ -183,7 +175,6 @@ fun SourceToolbar(
 
 @Composable
 private fun MangaTable(
-    bundle: Bundle,
     mangas: List<Manga>,
     isLoading: Boolean = false,
     hasNextPage: Boolean = false,
@@ -193,9 +184,9 @@ private fun MangaTable(
     if (isLoading || mangas.isEmpty()) {
         LoadingScreen(isLoading)
     } else {
-        val persistentState = persistentLazyListState(bundle)
+        val lazyListState = rememberLazyListState()
         Box {
-            LazyVerticalGrid(GridCells.Adaptive(160.dp), state = persistentState) {
+            LazyVerticalGrid(GridCells.Adaptive(160.dp), state = lazyListState) {
                 itemsIndexed(mangas) { index, manga ->
                     if (hasNextPage && index == mangas.lastIndex) {
                         LaunchedEffect(Unit) { onLoadNextPage() }
@@ -210,7 +201,7 @@ private fun MangaTable(
                 }
             }
             VerticalScrollbar(
-                rememberScrollbarAdapter(persistentState),
+                rememberScrollbarAdapter(lazyListState),
                 Modifier.align(Alignment.CenterEnd)
                     .fillMaxHeight()
                     .padding(horizontal = 4.dp, vertical = 8.dp)

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/browse/filter/SourceFiltersMenu.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.sources.components.filter
+package ca.gosyer.ui.sources.browse.filter
 
 import androidx.compose.animation.AnimatedVisibility
 import androidx.compose.animation.core.LinearEasing
@@ -32,6 +32,7 @@ import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.items
+import androidx.compose.foundation.lazy.rememberLazyListState
 import androidx.compose.foundation.rememberScrollbarAdapter
 import androidx.compose.material.Button
 import androidx.compose.material.Checkbox
@@ -48,7 +49,6 @@ import androidx.compose.material.TriStateCheckbox
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.rounded.ArrowUpward
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.DisposableEffect
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
@@ -67,41 +67,19 @@ import androidx.compose.ui.util.fastForEach
 import ca.gosyer.data.models.sourcefilters.SortFilter
 import ca.gosyer.i18n.MR
 import ca.gosyer.ui.base.prefs.ExpandablePreference
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.ui.sources.components.filter.model.SourceFiltersView
+import ca.gosyer.ui.sources.browse.filter.model.SourceFiltersView
 import ca.gosyer.uicore.components.Spinner
-import ca.gosyer.util.compose.persistentLazyListState
-import com.github.zsoltk.compose.savedinstancestate.Bundle
 import ca.gosyer.uicore.resources.stringResource
 import kotlinx.coroutines.flow.filterIsInstance
-import kotlinx.coroutines.launch
 
 @Composable
 fun SourceFiltersMenu(
-    bundle: Bundle,
     modifier: Modifier,
-    sourceId: Long,
     showFilters: Boolean,
+    filters: List<SourceFiltersView<*, *>>,
     onSearchClicked: () -> Unit,
-    onResetClicked: () -> Unit,
-    showFiltersButton: (Boolean) -> Unit
+    resetFiltersClicked: () -> Unit
 ) {
-    val vm = viewModel(sourceId) {
-        instantiate<SourceFiltersViewModel>(SourceFiltersViewModel.Params(bundle, sourceId))
-    }
-    val filters by vm.filters.collectAsState()
-    DisposableEffect(filters) {
-        showFiltersButton(filters.isNotEmpty())
-        onDispose { showFiltersButton(false) }
-    }
-    LaunchedEffect(vm) {
-        launch {
-            vm.resetFilters.collect {
-                onResetClicked()
-            }
-        }
-    }
-
     AnimatedVisibility(
         showFilters,
         enter = fadeIn() + slideInHorizontally(initialOffsetX = { it * 2 }),
@@ -116,7 +94,7 @@ fun SourceFiltersMenu(
                         verticalAlignment = Alignment.CenterVertically,
                         horizontalArrangement = Arrangement.SpaceBetween
                     ) {
-                        TextButton(vm::resetFilters) {
+                        TextButton(resetFiltersClicked) {
                             Text(stringResource(MR.strings.reset_filters))
                         }
                         Button(onSearchClicked) {
@@ -126,7 +104,7 @@ fun SourceFiltersMenu(
                 }
                 val expandedGroups = remember { mutableStateListOf<Int>() }
                 Box {
-                    val lazyListState = persistentLazyListState()
+                    val lazyListState = rememberLazyListState()
                     LazyColumn(Modifier.fillMaxSize(), lazyListState) {
                         items(
                             items = filters,

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/browse/filter/SourceFiltersViewModel.kt

@@ -4,15 +4,14 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.sources.components.filter
+package ca.gosyer.ui.sources.browse.filter
 
 import ca.gosyer.core.lang.throwIfCancellation
 import ca.gosyer.core.logging.CKLogger
 import ca.gosyer.data.models.sourcefilters.SourceFilter
 import ca.gosyer.data.server.interactions.SourceInteractionHandler
+import ca.gosyer.ui.sources.browse.filter.model.SourceFiltersView
 import ca.gosyer.uicore.vm.ViewModel
-import ca.gosyer.ui.sources.components.filter.model.SourceFiltersView
-import com.github.zsoltk.compose.savedinstancestate.Bundle
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.MutableStateFlow
@@ -27,7 +26,6 @@ import me.tatarka.inject.annotations.Inject
 import java.util.concurrent.CopyOnWriteArrayList
 
 class SourceFiltersViewModel(
-    private val bundle: Bundle,
     private val sourceId: Long,
     private val sourceHandler: SourceInteractionHandler
 ) : ViewModel() {
@@ -35,7 +33,6 @@ class SourceFiltersViewModel(
         sourceHandler: SourceInteractionHandler,
         params: Params,
     ) : this(
-        params.bundle,
         params.sourceId,
         sourceHandler
     )
@@ -49,14 +46,21 @@ class SourceFiltersViewModel(
     private val _resetFilters = MutableSharedFlow<Unit>()
     val resetFilters = _resetFilters.asSharedFlow()
 
+    private val _showingFilters = MutableStateFlow(false)
+    val showingFilters = _showingFilters.asStateFlow()
+
+    private val _filterButtonEnabled = MutableStateFlow(false)
+    val filterButtonEnabled = _filterButtonEnabled.asStateFlow()
+
     private val subscriptions: CopyOnWriteArrayList<Job> = CopyOnWriteArrayList()
 
     init {
-        getFilters(initialLoad = !bundle.getBoolean(FILTERING, false))
+        getFilters(initialLoad = true)
 
         filters.onEach { settings ->
             subscriptions.forEach { it.cancel() }
             subscriptions.clear()
+            _filterButtonEnabled.value = settings.isNotEmpty()
             subscriptions += settings.flatMap { filter ->
                 if (filter is SourceFiltersView.Group) {
                     filter.state.value.map { childFilter ->
@@ -81,15 +85,18 @@ class SourceFiltersViewModel(
         }.launchIn(scope)
     }
 
+    fun showingFilters(show: Boolean) {
+        _showingFilters.value = show
+    }
+    fun enableFilters(enabled: Boolean) {
+        _filterButtonEnabled.value = enabled
+    }
+
     private fun getFilters(initialLoad: Boolean = false) {
         scope.launch {
             try {
                 _filters.value = sourceHandler.getFilterList(sourceId, reset = initialLoad).toView()
-                if (!initialLoad) {
-                    bundle.putBoolean(FILTERING, true)
-                } else {
                 _resetFilters.emit(Unit)
-                }
             } catch (e: Exception) {
                 e.throwIfCancellation()
             } finally {
@@ -100,12 +107,11 @@ class SourceFiltersViewModel(
 
     fun resetFilters() {
         scope.launch {
-            bundle.remove(FILTERING)
             getFilters(initialLoad = true)
         }
     }
 
-    data class Params(val bundle: Bundle, val sourceId: Long)
+    data class Params(val sourceId: Long)
 
     private fun List<SourceFilter>.toView() = mapIndexed { index, sourcePreference ->
         SourceFiltersView(index, sourcePreference)

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/browse/filter/model/SourceFiltersView.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.sources.components.filter.model
+package ca.gosyer.ui.sources.browse.filter.model
 
 import ca.gosyer.data.models.sourcefilters.CheckBoxFilter
 import ca.gosyer.data.models.sourcefilters.GroupFilter

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/components/SourcesMenu.kt

@@ -4,9 +4,8 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.sources
+package ca.gosyer.ui.sources.components
 
-import androidx.compose.animation.Crossfade
 import androidx.compose.foundation.TooltipArea
 import androidx.compose.foundation.TooltipPlacement
 import androidx.compose.foundation.VerticalScrollbar
@@ -29,9 +28,8 @@ import androidx.compose.material.Text
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.rounded.Home
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.CompositionLocalProvider
-import androidx.compose.runtime.collectAsState
-import androidx.compose.runtime.getValue
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.remember
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.shadow
@@ -40,68 +38,43 @@ import androidx.compose.ui.unit.DpOffset
 import androidx.compose.ui.unit.dp
 import ca.gosyer.data.models.Source
 import ca.gosyer.i18n.MR
-import ca.gosyer.presentation.build.BuildKonfig
-import ca.gosyer.ui.manga.openMangaMenu
-import ca.gosyer.ui.sources.components.SourceHomeScreen
-import ca.gosyer.ui.sources.components.SourceScreen
-import ca.gosyer.ui.sources.settings.openSourceSettingsMenu
+import ca.gosyer.ui.sources.browse.SourceScreen
+import ca.gosyer.ui.sources.home.SourceHomeScreen
 import ca.gosyer.uicore.components.combinedMouseClickable
 import ca.gosyer.uicore.image.KamelImage
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.util.compose.ThemedWindow
-import ca.gosyer.util.lang.launchApplication
-import com.github.zsoltk.compose.savedinstancestate.Bundle
-import com.github.zsoltk.compose.savedinstancestate.BundleScope
-import com.github.zsoltk.compose.savedinstancestate.LocalSavedInstanceState
 import ca.gosyer.uicore.resources.stringResource
 import io.kamel.image.lazyPainterResource
-import kotlinx.coroutines.DelicateCoroutinesApi
-
-@OptIn(DelicateCoroutinesApi::class)
-fun openSourcesMenu() {
-    launchApplication {
-        ThemedWindow(::exitApplication, title = BuildKonfig.NAME) {
-            Surface {
-                CompositionLocalProvider(
-                    LocalSavedInstanceState provides Bundle()
-                ) {
-                    SourcesMenu(
-                        ::openSourceSettingsMenu,
-                        ::openMangaMenu
-                    )
-                }
-            }
-        }
-    }
-}
 
 @Composable
-fun SourcesMenu(onSourceSettingsClick: (Long) -> Unit, onMangaClick: (Long) -> Unit) {
-    SourcesMenu(LocalSavedInstanceState.current, onSourceSettingsClick, onMangaClick)
-}
-
-@Composable
-fun SourcesMenu(bundle: Bundle, onSourceSettingsClick: (Long) -> Unit, onMangaClick: (Long) -> Unit) {
-    val vm = viewModel {
-        instantiate<SourcesMenuViewModel>(bundle)
+fun SourcesMenu(
+    sourceTabs: List<Source?>,
+    selectedSourceTab: Source?,
+    selectTab: (Source?) -> Unit,
+    closeTab: (Source) -> Unit
+) {
+    val homeScreen = remember { SourceHomeScreen() }
+    SourcesNavigator(
+        homeScreen,
+        removeSource = closeTab,
+        selectSource = selectTab
+    ) { navigator ->
+        LaunchedEffect(selectedSourceTab) {
+            navigator.current = if (selectedSourceTab == null) {
+                homeScreen
+            } else SourceScreen(selectedSourceTab)
         }
-    val sourceTabs by vm.sourceTabs.collectAsState()
-    val selectedSourceTab by vm.selectedSourceTab.collectAsState()
         Row {
             SourcesSideMenu(
                 sourceTabs = sourceTabs,
-            onSourceTabClick = vm::selectTab,
-            onCloseSourceTabClick = vm::closeTab
+                onSourceTabClick = selectTab,
+                onCloseSourceTabClick = {
+                    closeTab(it)
+                    navigator.stateHolder.removeState(it.id)
+                }
             )
 
-        SourceTab(
-            onLoadSources = vm::setLoadedSources,
-            onSourceClicked = vm::addTab,
-            selectedSourceTab = selectedSourceTab,
-            onMangaClick = onMangaClick,
-            onCloseSourceTabClick = vm::closeTab,
-            onSourceSettingsClick = onSourceSettingsClick
-        )
+            CurrentSource()
+        }
     }
 }
 
@@ -169,33 +142,3 @@ fun SourcesSideMenu(
         }
     }
 }
-
-@Composable
-fun SourceTab(
-    onLoadSources: (List<Source>) -> Unit,
-    onSourceClicked: (Source) -> Unit,
-    selectedSourceTab: Source?,
-    onMangaClick: (Long) -> Unit,
-    onCloseSourceTabClick: (Source) -> Unit,
-    onSourceSettingsClick: (Long) -> Unit
-) {
-    Crossfade(selectedSourceTab) { selectedSource ->
-        BundleScope(selectedSource?.id.toString(), autoDispose = false) {
-            if (selectedSource != null) {
-                SourceScreen(
-                    bundle = it,
-                    source = selectedSource,
-                    onMangaClick = onMangaClick,
-                    onCloseSourceTabClick = onCloseSourceTabClick,
-                    onSourceSettingsClick = onSourceSettingsClick
-                )
-            } else {
-                SourceHomeScreen(
-                    bundle = it,
-                    onAddSource = onSourceClicked,
-                    onLoadSources = onLoadSources
-                )
-            }
-        }
-    }
-}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/components/SourcesNavigator.kt

@@ -0,0 +1,75 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.sources.components
+
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.CompositionLocalProvider
+import androidx.compose.runtime.ProvidableCompositionLocal
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.saveable.SaveableStateHolder
+import androidx.compose.runtime.staticCompositionLocalOf
+import ca.gosyer.data.models.Source
+import ca.gosyer.ui.sources.browse.SourceScreen
+import ca.gosyer.ui.sources.home.SourceHomeScreen
+import cafe.adriel.voyager.navigator.Navigator
+
+typealias SourcesNavigatorContent = @Composable (sourcesNavigator: SourcesNavigator) -> Unit
+
+val LocalSourcesNavigator: ProvidableCompositionLocal<SourcesNavigator> =
+    staticCompositionLocalOf { error("SourcesNavigator not initialized") }
+
+@Composable
+fun SourcesNavigator(
+    homeScreen: SourceHomeScreen,
+    removeSource: (Source) -> Unit,
+    selectSource: (Source) -> Unit,
+    content: SourcesNavigatorContent = { CurrentSource() }
+) {
+    Navigator(homeScreen, autoDispose = false, onBackPressed = null) { navigator ->
+        val sourcesNavigator = remember(navigator) {
+            SourcesNavigator(navigator, homeScreen, removeSource, selectSource)
+        }
+
+        CompositionLocalProvider(LocalSourcesNavigator provides sourcesNavigator) {
+            content(sourcesNavigator)
+        }
+    }
+}
+
+class SourcesNavigator internal constructor(
+    private val navigator: Navigator,
+    private val homeScreen: SourceHomeScreen,
+    private val removeSource: (Source) -> Unit,
+    private val selectSource: (Source) -> Unit,
+    val stateHolder: SaveableStateHolder = navigator.stateHolder
+) {
+
+    fun remove(source: Source) {
+        removeSource(source)
+        navigator replaceAll homeScreen
+        stateHolder.removeState(source.id)
+    }
+
+    fun select(source: Source) {
+        selectSource(source)
+        navigator replaceAll SourceScreen(source)
+    }
+
+    var current
+        get() = navigator.lastItem
+        set(value) = navigator replaceAll value
+}
+
+@Composable
+fun CurrentSource() {
+    val sourcesNavigator = LocalSourcesNavigator.current
+    val currentSource = sourcesNavigator.current
+
+    sourcesNavigator.stateHolder.SaveableStateProvider(currentSource.key) {
+        currentSource.Content()
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/home/SourceHomeScreen.kt

@@ -0,0 +1,35 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.sources.home
+
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import ca.gosyer.ui.sources.components.LocalSourcesNavigator
+import ca.gosyer.ui.sources.home.components.SourceHomeScreenContent
+import ca.gosyer.uicore.vm.viewModel
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+
+class SourceHomeScreen : Screen {
+
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel<SourceHomeScreenViewModel>()
+        val sourcesNavigator = LocalSourcesNavigator.current
+        SourceHomeScreenContent(
+            onAddSource = sourcesNavigator::select,
+            isLoading = vm.isLoading.collectAsState().value,
+            sources = vm.sources.collectAsState().value,
+            languages = vm.languages,
+            getSourceLanguages = vm::getSourceLanguages,
+            setEnabledLanguages = vm::setEnabledLanguages
+        )
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/home/SourceHomeScreenViewModel.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.sources.components
+package ca.gosyer.ui.sources.home
 
 import ca.gosyer.core.lang.throwIfCancellation
 import ca.gosyer.core.logging.CKLogger
@@ -12,7 +12,6 @@ import ca.gosyer.data.catalog.CatalogPreferences
 import ca.gosyer.data.models.Source
 import ca.gosyer.data.server.interactions.SourceInteractionHandler
 import ca.gosyer.uicore.vm.ViewModel
-import com.github.zsoltk.compose.savedinstancestate.Bundle
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.launch
@@ -20,8 +19,7 @@ import me.tatarka.inject.annotations.Inject
 
 class SourceHomeScreenViewModel @Inject constructor(
     private val sourceHandler: SourceInteractionHandler,
-    catalogPreferences: CatalogPreferences,
-    private val bundle: Bundle,
+    catalogPreferences: CatalogPreferences
 ) : ViewModel() {
     private val _isLoading = MutableStateFlow(true)
     val isLoading = _isLoading.asStateFlow()

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/home/components/SourceHomeScreenContent.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.sources.components
+package ca.gosyer.ui.sources.home.components
 
 import androidx.compose.foundation.TooltipArea
 import androidx.compose.foundation.VerticalScrollbar
@@ -32,9 +32,6 @@ import androidx.compose.material.Text
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.rounded.Translate
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.LaunchedEffect
-import androidx.compose.runtime.collectAsState
-import androidx.compose.runtime.getValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.shadow
@@ -45,41 +42,31 @@ import ca.gosyer.data.models.Source
 import ca.gosyer.i18n.MR
 import ca.gosyer.ui.base.navigation.TextActionIcon
 import ca.gosyer.ui.base.navigation.Toolbar
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.ui.extensions.LanguageDialog
+import ca.gosyer.ui.extensions.components.LanguageDialog
 import ca.gosyer.uicore.components.LoadingScreen
 import ca.gosyer.uicore.image.KamelImage
-import com.github.zsoltk.compose.savedinstancestate.Bundle
 import ca.gosyer.uicore.resources.stringResource
 import io.kamel.image.lazyPainterResource
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 
 @Composable
-fun SourceHomeScreen(
-    bundle: Bundle,
+fun SourceHomeScreenContent(
     onAddSource: (Source) -> Unit,
-    onLoadSources: (List<Source>) -> Unit
+    isLoading: Boolean,
+    sources: List<Source>,
+    languages: StateFlow<Set<String>>,
+    getSourceLanguages: () -> Set<String>,
+    setEnabledLanguages: (Set<String>) -> Unit
 ) {
-    val vm = viewModel {
-        instantiate<SourceHomeScreenViewModel>(bundle)
-    }
-    val sources by vm.sources.collectAsState()
-    val isLoading by vm.isLoading.collectAsState()
-    LaunchedEffect(sources) {
-        if (sources.isNotEmpty()) {
-            onLoadSources(sources)
-        }
-    }
-
     if (sources.isEmpty()) {
         LoadingScreen(isLoading)
     } else {
         Column {
             SourceHomeScreenToolbar(
-                vm.languages,
-                vm::getSourceLanguages,
-                vm::setEnabledLanguages
+                languages,
+                getSourceLanguages,
+                setEnabledLanguages
             )
             Box(Modifier.fillMaxSize(), Alignment.TopCenter) {
                 val state = rememberLazyListState()

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/settings/SourceSettingsScreen.kt

@@ -0,0 +1,45 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.sources.settings
+
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.remember
+import ca.gosyer.presentation.build.BuildKonfig
+import ca.gosyer.ui.sources.settings.components.SourceSettingsScreenContent
+import ca.gosyer.ui.util.compose.ThemedWindow
+import ca.gosyer.ui.util.lang.launchApplication
+import ca.gosyer.uicore.vm.viewModel
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+import cafe.adriel.voyager.navigator.Navigator
+import kotlinx.coroutines.DelicateCoroutinesApi
+
+@OptIn(DelicateCoroutinesApi::class)
+fun openSourceSettingsMenu(sourceId: Long) {
+    launchApplication {
+        ThemedWindow(::exitApplication, title = BuildKonfig.NAME) {
+            Navigator(remember { SourceSettingsScreen(sourceId) })
+        }
+    }
+}
+
+class SourceSettingsScreen(private val sourceId: Long) : Screen {
+
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel {
+            instantiate<SourceSettingsScreenViewModel>(SourceSettingsScreenViewModel.Params(sourceId))
+        }
+        SourceSettingsScreenContent(
+            settings = vm.sourceSettings.collectAsState().value
+        )
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/settings/SourceSettingsScreenViewModel.kt

@@ -9,8 +9,8 @@ package ca.gosyer.ui.sources.settings
 import ca.gosyer.core.lang.throwIfCancellation
 import ca.gosyer.data.models.sourcepreference.SourcePreference
 import ca.gosyer.data.server.interactions.SourceInteractionHandler
-import ca.gosyer.uicore.vm.ViewModel
 import ca.gosyer.ui.sources.settings.model.SourceSettingsView
+import ca.gosyer.uicore.vm.ViewModel
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
@@ -22,7 +22,7 @@ import kotlinx.coroutines.launch
 import me.tatarka.inject.annotations.Inject
 import java.util.concurrent.CopyOnWriteArrayList
 
-class SourceSettingsViewModel @Inject constructor(
+class SourceSettingsScreenViewModel @Inject constructor(
     private val sourceHandler: SourceInteractionHandler,
     private val params: Params
 ) : ViewModel() {

presentation/src/desktopMain/kotlin/ca/gosyer/ui/sources/settings/components/SourceSettingsScreenContent.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.sources.settings
+package ca.gosyer.ui.sources.settings.components
 
 import androidx.compose.foundation.VerticalScrollbar
 import androidx.compose.foundation.layout.Box
@@ -33,43 +33,27 @@ import androidx.compose.ui.unit.dp
 import ca.gosyer.i18n.MR
 import ca.gosyer.presentation.build.BuildKonfig
 import ca.gosyer.ui.base.WindowDialog
-import ca.gosyer.ui.base.navigation.LocalMenuController
-import ca.gosyer.ui.base.navigation.MenuController
 import ca.gosyer.ui.base.navigation.Toolbar
 import ca.gosyer.ui.base.prefs.ChoiceDialog
 import ca.gosyer.ui.base.prefs.MultiSelectDialog
 import ca.gosyer.ui.base.prefs.PreferenceRow
+import ca.gosyer.ui.sources.settings.model.SourceSettingsView
 import ca.gosyer.ui.sources.settings.model.SourceSettingsView.CheckBox
 import ca.gosyer.ui.sources.settings.model.SourceSettingsView.EditText
 import ca.gosyer.ui.sources.settings.model.SourceSettingsView.List
 import ca.gosyer.ui.sources.settings.model.SourceSettingsView.MultiSelect
 import ca.gosyer.ui.sources.settings.model.SourceSettingsView.Switch
 import ca.gosyer.ui.sources.settings.model.SourceSettingsView.TwoState
-import ca.gosyer.uicore.vm.viewModel
-import ca.gosyer.util.compose.ThemedWindow
-import ca.gosyer.util.lang.launchApplication
 import ca.gosyer.uicore.resources.stringResource
-import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.flow.MutableStateFlow
-
-@OptIn(DelicateCoroutinesApi::class)
-fun openSourceSettingsMenu(sourceId: Long) {
-    launchApplication {
-        ThemedWindow(::exitApplication, title = BuildKonfig.NAME) {
-            SourceSettingsMenu(sourceId)
-        }
-    }
-}
+import kotlin.collections.List as KtList
 
 @Composable
-fun SourceSettingsMenu(sourceId: Long, menuController: MenuController? = LocalMenuController.current) {
-    val vm = viewModel {
-        instantiate<SourceSettingsViewModel>(SourceSettingsViewModel.Params(sourceId))
-    }
-    val settings by vm.sourceSettings.collectAsState()
-
+fun SourceSettingsScreenContent(
+    settings: KtList<SourceSettingsView<*, *>>
+) {
     Column {
-        Toolbar(stringResource(MR.strings.location_settings), menuController, menuController != null)
+        Toolbar(stringResource(MR.strings.location_settings))
         Box {
             val state = rememberLazyListState()
             LazyColumn(Modifier.fillMaxSize(), state) {

presentation/src/desktopMain/kotlin/ca/gosyer/ui/updates/UpdatesScreen.kt

@@ -0,0 +1,40 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+package ca.gosyer.ui.updates
+
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import ca.gosyer.ui.manga.MangaScreen
+import ca.gosyer.ui.reader.openReaderMenu
+import ca.gosyer.ui.updates.components.UpdatesScreenContent
+import ca.gosyer.uicore.vm.viewModel
+import cafe.adriel.voyager.core.screen.Screen
+import cafe.adriel.voyager.core.screen.ScreenKey
+import cafe.adriel.voyager.core.screen.uniqueScreenKey
+import cafe.adriel.voyager.navigator.LocalNavigator
+import cafe.adriel.voyager.navigator.currentOrThrow
+
+class UpdatesScreen : Screen {
+
+    override val key: ScreenKey = uniqueScreenKey
+
+    @Composable
+    override fun Content() {
+        val vm = viewModel<UpdatesScreenViewModel>()
+        val navigator = LocalNavigator.currentOrThrow
+        UpdatesScreenContent(
+            isLoading = vm.isLoading.collectAsState().value,
+            updates = vm.updates.collectAsState().value,
+            loadNextPage = vm::loadNextPage,
+            openChapter = ::openReaderMenu,
+            openManga = { navigator push MangaScreen(it) },
+            downloadChapter = vm::downloadChapter,
+            deleteDownloadedChapter = vm::deleteDownloadedChapter,
+            stopDownloadingChapter = vm::stopDownloadingChapter
+        )
+    }
+}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/updates/UpdatesScreenViewModel.kt

@@ -22,7 +22,7 @@ import kotlinx.coroutines.launch
 import kotlinx.coroutines.sync.Mutex
 import me.tatarka.inject.annotations.Inject
 
-class UpdatesMenuViewModel @Inject constructor(
+class UpdatesScreenViewModel @Inject constructor(
     private val chapterHandler: ChapterInteractionHandler,
     private val updatesHandler: UpdatesInteractionHandler,
     private val downloadService: DownloadService
@@ -113,7 +113,7 @@ class UpdatesMenuViewModel @Inject constructor(
         }
     }
 
-    override fun onDestroy() {
+    override fun onDispose() {
         downloadService.removeWatches(mangaIds)
     }
 }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/updates/components/UpdatesScreenContent.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.ui.updates
+package ca.gosyer.ui.updates.components
 
 import androidx.compose.foundation.VerticalScrollbar
 import androidx.compose.foundation.clickable
@@ -23,8 +23,6 @@ import androidx.compose.foundation.rememberScrollbarAdapter
 import androidx.compose.material.MaterialTheme
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
-import androidx.compose.runtime.collectAsState
-import androidx.compose.runtime.getValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.alpha
@@ -44,18 +42,20 @@ import ca.gosyer.uicore.components.MangaListItemImage
 import ca.gosyer.uicore.components.MangaListItemSubtitle
 import ca.gosyer.uicore.components.MangaListItemTitle
 import ca.gosyer.uicore.components.mangaAspectRatio
-import ca.gosyer.uicore.vm.viewModel
 import ca.gosyer.uicore.resources.stringResource
 import io.kamel.image.lazyPainterResource
 
 @Composable
-fun UpdatesMenu(
+fun UpdatesScreenContent(
+    isLoading: Boolean,
+    updates: List<ChapterDownloadItem>,
+    loadNextPage: () -> Unit,
     openChapter: (Int, Long) -> Unit,
-    openManga: (Long) -> Unit
+    openManga: (Long) -> Unit,
+    downloadChapter: (Chapter) -> Unit,
+    deleteDownloadedChapter: (Chapter) -> Unit,
+    stopDownloadingChapter: (Chapter) -> Unit
 ) {
-    val vm = viewModel<UpdatesMenuViewModel>()
-    val isLoading by vm.isLoading.collectAsState()
-    val updates by vm.updates.collectAsState()
     Column {
         Toolbar(stringResource(MR.strings.location_updates), closable = false)
         if (isLoading || updates.isEmpty()) {
@@ -67,7 +67,7 @@ fun UpdatesMenu(
                     itemsIndexed(updates) { index, item ->
                         LaunchedEffect(Unit) {
                             if (index == updates.lastIndex) {
-                                vm.loadNextPage()
+                                loadNextPage()
                             }
                         }
                         val manga = item.manga!!
@@ -76,9 +76,9 @@ fun UpdatesMenu(
                             item,
                             onClickItem = { openChapter(chapter.index, chapter.mangaId) },
                             onClickCover = { openManga(manga.id) },
-                            onClickDownload = vm::downloadChapter,
-                            onClickDeleteDownload = vm::deleteDownloadedChapter,
-                            onClickStopDownload = vm::stopDownloadingChapter
+                            onClickDownload = downloadChapter,
+                            onClickDeleteDownload = deleteDownloadedChapter,
+                            onClickStopDownload = stopDownloadingChapter
                         )
                     }
                 }

presentation/src/desktopMain/kotlin/ca/gosyer/ui/util/compose/Bundle.kt

@@ -1,124 +0,0 @@
-/*
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at https://mozilla.org/MPL/2.0/.
- */
-
-package ca.gosyer.util.compose
-
-import com.github.zsoltk.compose.savedinstancestate.Bundle
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.drop
-import kotlinx.coroutines.flow.launchIn
-import kotlinx.coroutines.flow.mapLatest
-import kotlinx.serialization.decodeFromString
-import kotlinx.serialization.encodeToString
-import kotlinx.serialization.json.Json
-
-inline fun <reified T> Bundle.putJsonObject(key: String, item: T) {
-    putString(key, Json.encodeToString(item))
-}
-
-inline fun <reified T> Bundle.getJsonObject(key: String): T? {
-    return getString(key)?.let { Json.decodeFromString(it) }
-}
-
-inline fun <reified T> Bundle.getJsonObjectArray(key: String): List<T?>? {
-    return getString(key)?.let { Json.decodeFromString(it) }
-}
-
-inline fun <T> saveAnyInBundle(
-    scope: CoroutineScope,
-    bundle: Bundle,
-    key: String,
-    getValue: Bundle.(String) -> T?,
-    crossinline putValue: Bundle.(itemKey: String, item: T) -> Unit,
-    initialValue: () -> T
-): MutableStateFlow<T> {
-    val item = bundle.getValue(key)
-    val flow: MutableStateFlow<T> = if (item != null) {
-        MutableStateFlow(item)
-    } else {
-        MutableStateFlow(initialValue())
-    }
-    flow.drop(1)
-        .mapLatest { bundle.putValue(key, it) }
-        .launchIn(scope)
-
-    return flow
-}
-
-inline fun <reified T> saveObjectInBundle(
-    scope: CoroutineScope,
-    bundle: Bundle,
-    key: String,
-    initialValue: () -> T
-): MutableStateFlow<T> {
-    return saveAnyInBundle(
-        scope,
-        bundle,
-        key,
-        { getJsonObject<T>(it) },
-        { itemKey, item ->
-            putJsonObject(itemKey, item)
-        },
-        initialValue
-    )
-}
-
-fun saveIntInBundle(
-    scope: CoroutineScope,
-    bundle: Bundle,
-    key: String,
-    initialValue: Int
-): MutableStateFlow<Int> {
-    return saveAnyInBundle(
-        scope,
-        bundle,
-        key,
-        { getInt(key, initialValue) },
-        { itemKey, item ->
-            putInt(itemKey, item)
-        },
-        { initialValue }
-    )
-}
-
-fun saveBooleanInBundle(
-    scope: CoroutineScope,
-    bundle: Bundle,
-    key: String,
-    initialValue: Boolean
-): MutableStateFlow<Boolean> {
-    return saveAnyInBundle(
-        scope,
-        bundle,
-        key,
-        { getBoolean(key, initialValue) },
-        { itemKey, item ->
-            putBoolean(itemKey, item)
-        },
-        { initialValue }
-    )
-}
-
-fun saveStringInBundle(
-    scope: CoroutineScope,
-    bundle: Bundle,
-    key: String,
-    initialValue: () -> String? = { null }
-): MutableStateFlow<String?> {
-    return saveAnyInBundle(
-        scope,
-        bundle,
-        key,
-        { getString(key) ?: initialValue() },
-        { itemKey, item ->
-            if (item != null) {
-                putString(itemKey, item)
-            } else remove(itemKey)
-        },
-        initialValue
-    )
-}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/util/compose/Color.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.util.compose
+package ca.gosyer.ui.util.compose
 
 import androidx.compose.ui.graphics.Color
 

presentation/src/desktopMain/kotlin/ca/gosyer/ui/util/compose/Flow.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.util.compose
+package ca.gosyer.ui.util.compose
 
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.collectAsState

presentation/src/desktopMain/kotlin/ca/gosyer/ui/util/compose/Image.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.util.compose
+package ca.gosyer.ui.util.compose
 
 import androidx.compose.ui.graphics.ImageBitmap
 import androidx.compose.ui.graphics.toComposeImageBitmap

presentation/src/desktopMain/kotlin/ca/gosyer/ui/util/compose/Offset.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.util.compose
+package ca.gosyer.ui.util.compose
 
 import androidx.compose.ui.geometry.Offset
 import androidx.compose.ui.geometry.Size

presentation/src/desktopMain/kotlin/ca/gosyer/ui/util/compose/State.kt

@@ -1,34 +0,0 @@
-/*
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at https://mozilla.org/MPL/2.0/.
- */
-
-package ca.gosyer.util.compose
-
-import androidx.compose.foundation.lazy.LazyListState
-import androidx.compose.foundation.lazy.rememberLazyListState
-import androidx.compose.runtime.Composable
-import androidx.compose.runtime.DisposableEffect
-import androidx.compose.runtime.remember
-import com.github.zsoltk.compose.savedinstancestate.Bundle
-import com.github.zsoltk.compose.savedinstancestate.LocalSavedInstanceState
-
-const val LAZY_LIST_ITEM = "lazy_list_item"
-const val LAZY_LIST_OFFSET = "lazy_list_offset"
-
-@Composable
-fun persistentLazyListState(bundle: Bundle = LocalSavedInstanceState.current): LazyListState {
-    val state = rememberLazyListState(
-        remember { bundle.getInt(LAZY_LIST_ITEM, 0) },
-        remember { bundle.getInt(LAZY_LIST_OFFSET, 0) }
-    )
-    DisposableEffect(Unit) {
-        onDispose {
-            bundle.putInt(LAZY_LIST_ITEM, state.firstVisibleItemIndex)
-            bundle.putInt(LAZY_LIST_OFFSET, state.firstVisibleItemScrollOffset)
-        }
-    }
-
-    return state
-}

presentation/src/desktopMain/kotlin/ca/gosyer/ui/util/compose/Theme.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.util.compose
+package ca.gosyer.ui.util.compose
 
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.graphics.painter.Painter

presentation/src/desktopMain/kotlin/ca/gosyer/ui/util/compose/WindowGet.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.util.compose
+package ca.gosyer.ui.util.compose
 
 import androidx.compose.ui.unit.DpSize
 import androidx.compose.ui.unit.dp

presentation/src/desktopMain/kotlin/ca/gosyer/ui/util/lang/CoroutineExtensions.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.util.lang
+package ca.gosyer.ui.util.lang
 
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.window.ApplicationScope

presentation/src/desktopMain/kotlin/ca/gosyer/ui/util/system/File.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.util.system
+package ca.gosyer.ui.util.system
 
 import ca.gosyer.core.lang.launchUI
 import kotlinx.coroutines.DelicateCoroutinesApi

presentation/src/desktopMain/kotlin/ca/gosyer/ui/util/system/Flow.kt

@@ -4,7 +4,7 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-package ca.gosyer.util.system
+package ca.gosyer.ui.util.system
 
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.flow.Flow

ui-core/build.gradle.kts

@@ -31,6 +31,7 @@ kotlin {
                 api(kotlin("stdlib-common"))
                 api(libs.coroutinesCore)
                 api(libs.kamel)
+                api(libs.voyagerCore)
                 api(project(":core"))
                 api(project(":i18n"))
                 api(compose.desktop.currentOs)

ui-core/src/desktopMain/kotlin/ca/gosyer/uicore/vm/ComposeViewModel.kt

@@ -8,36 +8,20 @@ package ca.gosyer.uicore.vm
 
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.DisallowComposableCalls
-import androidx.compose.runtime.DisposableEffect
-import androidx.compose.runtime.remember
+import cafe.adriel.voyager.core.model.rememberScreenModel
+import cafe.adriel.voyager.core.screen.Screen
 
 @Composable
-inline fun <reified VM : ViewModel> viewModel(key: Any? = Unit): VM {
+inline fun <reified VM : ViewModel> Screen.viewModel(tag: String? = null): VM {
     val viewModelFactory = LocalViewModelFactory.current
-    val viewModel = remember(key) {
-        viewModelFactory.instantiate<VM>()
-    }
-    DisposableEffect(viewModel) {
-        onDispose {
-            viewModel.destroy()
-        }
-    }
-    return viewModel
+    return rememberScreenModel(tag) { viewModelFactory.instantiate() }
 }
 
 @Composable
-inline fun <reified VM : ViewModel> viewModel(
-    key: Any? = Unit,
+inline fun <reified VM : ViewModel> Screen.viewModel(
+    tag: String? = null,
     crossinline factory: @DisallowComposableCalls ViewModelFactory.() -> VM
 ): VM {
     val viewModelFactory = LocalViewModelFactory.current
-    val viewModel = remember(key) {
-        viewModelFactory.factory()
-    }
-    DisposableEffect(viewModel) {
-        onDispose {
-            viewModel.destroy()
-        }
-    }
-    return viewModel
+    return rememberScreenModel(tag) { viewModelFactory.factory() }
 }

ui-core/src/desktopMain/kotlin/ca/gosyer/uicore/vm/ViewModel.kt

@@ -8,23 +8,17 @@ package ca.gosyer.uicore.vm
 
 import ca.gosyer.core.prefs.Preference
 import ca.gosyer.uicore.prefs.PreferenceMutableStateFlow
-import kotlinx.coroutines.MainScope
-import kotlinx.coroutines.cancel
+import cafe.adriel.voyager.core.model.ScreenModel
+import cafe.adriel.voyager.core.model.coroutineScope
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.launch
 
-abstract class ViewModel {
+abstract class ViewModel : ScreenModel {
 
-    protected val scope = MainScope()
-
-    fun destroy() {
-        scope.cancel()
-        onDestroy()
-    }
-
-    open fun onDestroy() {}
+    protected open val scope
+        get() = coroutineScope
 
     fun <T> Preference<T>.asStateFlow() = PreferenceMutableStateFlow(this, scope)