almost complete rework of ui up to module ui

features/auth/client/build.gradle

@@ -2,6 +2,7 @@ plugins {
     id "org.jetbrains.kotlin.multiplatform"
     id "org.jetbrains.kotlin.plugin.serialization"
     id "com.android.library"
+    alias(libs.plugins.compose)
 }
 
 apply from: "$mppProjectWithSerializationPresetPath"
@@ -11,8 +12,14 @@ kotlin {
         commonMain {
             dependencies {
                 api project(":postssystem.features.common.client")
+                api project(":postssystem.features.roles.client")
+                api project(":postssystem.features.status.client")
                 api project(":postssystem.features.auth.common")
             }
         }
+        clientMain {
+            dependencies {
+            }
+        }
     }
 }

features/auth/client/src/commonMain/kotlin/dev/inmo/postssystem/features/auth/client/AuthorizedFeaturesModules.kt

@@ -0,0 +1,39 @@
+package dev.inmo.postssystem.features.auth.client
+
+import dev.inmo.micro_utils.common.Either
+import dev.inmo.micro_utils.ktor.client.UnifiedRequester
+import dev.inmo.postssystem.features.auth.common.AuthKey
+import dev.inmo.postssystem.features.auth.common.AuthTokenInfo
+import dev.inmo.postssystem.features.common.common.AdditionalModules
+import dev.inmo.postssystem.features.status.client.StatusFeatureClient
+import dev.inmo.postssystem.features.users.common.User
+import io.ktor.client.HttpClient
+import org.koin.core.module.Module
+import org.koin.dsl.module
+
+fun createAuthorizedFeaturesDIModule(
+    serverUrl: String,
+    initialAuthKey: Either<AuthKey, AuthTokenInfo>,
+    onAuthKeyUpdated: suspend (AuthTokenInfo) -> Unit,
+    onUserRetrieved: suspend (User?) -> Unit,
+    onAuthKeyInvalidated: suspend () -> Unit
+): Module {
+    return module {
+        single(AuthorizedQualifiers.CredsQualifier) { initialAuthKey }
+        single(AuthorizedQualifiers.ServerUrlQualifier) { serverUrl }
+
+        single (createdAtStart = true) {
+            HttpClient {
+                installClientAuthenticator(serverUrl, get(), get(AuthorizedQualifiers.CredsQualifier), onAuthKeyUpdated, onUserRetrieved, onAuthKeyInvalidated)
+            }
+        }
+        single { UnifiedRequester(get(), get()) }
+        single { StatusFeatureClient(get(AuthorizedQualifiers.ServerUrlQualifier), get()) }
+
+        AdditionalModules.Authorized.modules.forEach {
+            with(it) {
+                load()
+            }
+        }
+    }
+}

features/auth/client/src/commonMain/kotlin/dev/inmo/postssystem/features/auth/client/AuthorizedModuleLoader.kt

@@ -0,0 +1,15 @@
+package dev.inmo.postssystem.features.auth.client
+
+import dev.inmo.postssystem.features.common.common.AdditionalModules
+import dev.inmo.postssystem.features.common.common.ModuleLoader
+import org.koin.core.module.Module
+
+private val AuthorizedAdditionalModules = AdditionalModules()
+val AdditionalModules.Companion.Authorized: AdditionalModules
+    get() = AuthorizedAdditionalModules
+
+fun AuthorizedModuleLoader(loadingBlock: Module.() -> Unit): ModuleLoader.ByCallback {
+    val newModuleLoader = ModuleLoader.ByCallback(loadingBlock)
+    AdditionalModules.Authorized.addModule(newModuleLoader)
+    return newModuleLoader
+}

features/auth/client/src/commonMain/kotlin/dev/inmo/postssystem/features/auth/client/AuthorizedQualifiers.kt

@@ -0,0 +1,8 @@
+package dev.inmo.postssystem.features.auth.client
+
+import org.koin.core.qualifier.StringQualifier
+
+object AuthorizedQualifiers {
+    val CredsQualifier = StringQualifier("creds")
+    val ServerUrlQualifier = StringQualifier("serverUrl")
+}

features/auth/client/src/commonMain/kotlin/dev/inmo/postssystem/features/auth/client/BehindAuthUIFSMHandler.kt

@@ -0,0 +1,59 @@
+package dev.inmo.postssystem.features.auth.client
+
+import dev.inmo.micro_utils.fsm.common.CheckableHandlerHolder
+import dev.inmo.micro_utils.fsm.common.StatesMachine
+import dev.inmo.micro_utils.fsm.common.dsl.FSMBuilder
+import dev.inmo.postssystem.features.auth.client.settings.AuthSettings
+import dev.inmo.postssystem.features.auth.client.ui.AuthUIFSMState
+import dev.inmo.postssystem.features.common.common.ui.fsm.UIFSMHandler
+import dev.inmo.postssystem.features.common.common.ui.fsm.UIFSMState
+import org.koin.core.Koin
+import org.koin.core.parameter.ParametersHolder
+import org.koin.core.qualifier.Qualifier
+import org.koin.core.scope.Scope
+import kotlin.reflect.KClass
+
+// Костыль, в JS на момент Пн дек  6 14:19:29 +06 2021 если использовать strictlyOn генерируются
+// некорректные безымянные классы (у них отсутствует метод handleState)
+class DefaultStateHandlerWrapper<T : UIFSMState>(
+    private val klass: KClass<out UIFSMHandler<T>>,
+    private val koin: Koin,
+    private val stateKlass: KClass<T>,
+    private val qualifier: Qualifier? = null,
+    private val parameters: ((T) -> ParametersHolder)? = null
+) : CheckableHandlerHolder<UIFSMState, UIFSMState> {
+    override suspend fun StatesMachine<in UIFSMState>.handleState(state: UIFSMState): UIFSMState? {
+        @Suppress("UNCHECKED_CAST", "NAME_SHADOWING")
+        val state = state as T
+        return runCatching {
+            val authSettings = koin.get<AuthSettings>()
+            authSettings.loadingJob.join()
+            if (authSettings.authorizedDIModule.value == null) {
+                error("Can't perform state $state: Auth module was not initialized")
+            } else {
+                koin.get<UIFSMHandler<T>>(klass, qualifier, parameters ?.let { { it(state) } }).run {
+                    handleState(state)
+                }
+            }
+        }.getOrElse { e ->
+            e.printStackTrace()
+            AuthUIFSMState(state)
+        }
+    }
+
+    override suspend fun checkHandleable(state: UIFSMState): Boolean = stateKlass.isInstance(state)
+}
+inline fun <reified T : UIFSMState> FSMBuilder<UIFSMState>.registerAfterAuthHandler(
+    koin: Koin,
+    klass: KClass<out UIFSMHandler<T>>,
+    qualifier: Qualifier? = null,
+    noinline parameters: ((T) -> ParametersHolder)? = null
+) = add(
+    DefaultStateHandlerWrapper<T>(
+        klass,
+        koin,
+        T::class,
+        qualifier,
+        parameters
+    )
+)

features/auth/client/src/commonMain/kotlin/dev/inmo/postssystem/features/auth/client/ModuleLoader.kt

@@ -0,0 +1,27 @@
+package dev.inmo.postssystem.features.auth.client
+
+import dev.inmo.micro_utils.common.Optional
+import dev.inmo.micro_utils.common.optional
+import dev.inmo.postssystem.features.auth.client.settings.AuthSettings
+import dev.inmo.postssystem.features.auth.client.settings.DefaultAuthSettings
+import dev.inmo.postssystem.features.auth.client.ui.*
+import dev.inmo.postssystem.features.common.common.*
+import dev.inmo.postssystem.features.common.common.ui.fsm.UIFSMExceptionHandler
+import dev.inmo.postssystem.features.common.common.ui.fsm.UIFSMState
+
+val defaultModuleLoader = DefaultModuleLoader {
+    single<AuthSettings> { DefaultAuthSettings(get(DefaultQualifiers.SettingsQualifier), get(), getKoin(), get()) }
+
+    singleWithRandomQualifier {
+        UIFSMExceptionHandler { currentState, exception ->
+            if (exception is AuthUnavailableException) {
+                Optional.presented(AuthUIFSMState(currentState))
+            } else {
+                Optional.absent()
+            }
+        }
+    }
+
+    factory<AuthUIModel> { DefaultAuthUIModel(get(), get()) }
+    factory { AuthUIViewModel(get()) }
+}

features/auth/client/src/commonMain/kotlin/dev/inmo/postssystem/features/auth/client/settings/AuthSettings.kt

@@ -0,0 +1,18 @@
+package dev.inmo.postssystem.features.auth.client.settings
+
+import dev.inmo.postssystem.features.auth.client.ui.AuthUIError
+import dev.inmo.postssystem.features.auth.common.AuthCreds
+import dev.inmo.postssystem.features.roles.common.Role
+import dev.inmo.postssystem.features.users.common.User
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.flow.StateFlow
+import org.koin.core.module.Module
+
+interface AuthSettings {
+    val authorizedDIModule: StateFlow<Module?>
+    val user: StateFlow<User?>
+    val userRoles: StateFlow<List<Role>>
+    val loadingJob: Job
+
+    suspend fun auth(serverUrl: String, creds: AuthCreds): AuthUIError?
+}

features/auth/client/src/commonMain/kotlin/dev/inmo/postssystem/features/auth/client/settings/DefaultAuthSettings.kt

@@ -0,0 +1,118 @@
+package dev.inmo.postssystem.features.auth.client.settings
+
+import dev.inmo.postssystem.features.auth.client.AuthUnavailableException
+import dev.inmo.postssystem.features.auth.client.ui.*
+import dev.inmo.postssystem.features.auth.common.*
+import dev.inmo.postssystem.features.roles.common.Role
+import dev.inmo.postssystem.features.roles.common.RolesStorage
+import dev.inmo.postssystem.features.status.client.StatusFeatureClient
+import dev.inmo.postssystem.features.users.common.User
+import dev.inmo.micro_utils.common.Either
+import dev.inmo.micro_utils.common.either
+import dev.inmo.micro_utils.coroutines.plus
+import dev.inmo.micro_utils.coroutines.subscribeSafelyWithoutExceptions
+import dev.inmo.micro_utils.repos.*
+import dev.inmo.postssystem.features.auth.client.createAuthorizedFeaturesDIModule
+import dev.inmo.postssystem.features.common.common.DBDropper
+import kotlinx.coroutines.*
+import kotlinx.coroutines.flow.*
+import org.koin.core.Koin
+import org.koin.core.module.Module
+
+data class DefaultAuthSettings(
+    private val repo: KeyValueRepo<String, Any>,
+    private val scope: CoroutineScope,
+    private val koin: Koin,
+    private val dbDropper: DBDropper
+) : AuthSettings {
+    private val _authorizedDIModule = MutableStateFlow<Module?>(null)
+    override val authorizedDIModule: StateFlow<Module?> = _authorizedDIModule.asStateFlow()
+    private val _user = MutableStateFlow<User?>(null)
+    override val user: StateFlow<User?> = _user.asStateFlow()
+    private val _userRoles = MutableStateFlow<List<Role>>(emptyList())
+    override val userRoles: StateFlow<List<Role>> = _userRoles.asStateFlow()
+
+    private suspend fun getCurrentServerURL() = repo.get(SERVER_URL_FIELD) as? String
+    private suspend fun getCurrentUsername() = repo.get(USERNAME_FIELD) as? String
+    private suspend fun getCurrentToken() = repo.get(TOKEN_FIELD) as? AuthTokenInfo
+
+    override val loadingJob: Job = scope.launch {
+        val serverUrl = getCurrentServerURL() ?: return@launch
+        val token = getCurrentToken() ?: return@launch
+        updateModule(serverUrl, token.either())
+    }
+
+    val rolesUpdatingJob = (user + authorizedDIModule).subscribeSafelyWithoutExceptions(scope) {
+        val user = user.value
+
+        if (user == null || authorizedDIModule.value == null) {
+            _userRoles.value = emptyList()
+        } else {
+            _userRoles.value = koin.get<RolesStorage<Role>>().getRoles(user.id)
+        }
+        println(user)
+        println(userRoles.value)
+    }
+
+    override suspend fun auth(serverUrl: String, creds: AuthCreds): AuthUIError? {
+        return runCatching {
+            if (getCurrentServerURL() != serverUrl || getCurrentUsername() != creds.username.string) {
+                dbDropper()
+            }
+            repo.set(SERVER_URL_FIELD, serverUrl)
+            repo.set(USERNAME_FIELD, creds.username.string)
+            repo.unset(TOKEN_FIELD)
+            updateModule(serverUrl, creds.either())
+        }.onFailure {
+            it.printStackTrace()
+        }.getOrThrow()
+    }
+
+    private suspend fun updateModule(
+        serverUrl: String,
+        initialAuthKey: Either<AuthKey, AuthTokenInfo>,
+    ): AuthUIError? {
+        val currentModule = authorizedDIModule.value
+        val newModule = createAuthorizedFeaturesDIModule(
+            serverUrl,
+            initialAuthKey,
+            {
+                repo.set(TOKEN_FIELD, it)
+            },
+            {
+                _user.value = it
+            }
+        ) {
+            repo.unset(SERVER_URL_FIELD, USERNAME_FIELD, TOKEN_FIELD)
+            _authorizedDIModule.value = null
+            _user.value = null
+            throw AuthUnavailableException
+        }
+        currentModule ?.let { koin.unloadModules(listOf(currentModule)) }
+        koin.loadModules(listOf(newModule))
+        val statusFeature = koin.get<StatusFeatureClient>()
+
+        val serverAvailable = statusFeature.checkServerStatus()
+        val authCorrect = serverAvailable && runCatching {
+            statusFeature.checkServerStatusWithAuth()
+        }.getOrElse { false }
+        if (!serverAvailable && !authCorrect) {
+            koin.unloadModules(listOf(newModule))
+            currentModule ?.let { koin.loadModules(listOf(currentModule)) }
+        }
+        return when {
+            !serverAvailable -> ServerUnavailableAuthUIError
+            !authCorrect -> AuthIncorrectAuthUIError
+            else -> {
+                _authorizedDIModule.value = newModule
+                null
+            }
+        }
+    }
+
+    companion object {
+        private const val SERVER_URL_FIELD = "AuthServerURL"
+        private const val USERNAME_FIELD = "AuthUsername"
+        private const val TOKEN_FIELD = "AuthToken"
+    }
+}

features/auth/client/src/commonMain/kotlin/dev/inmo/postssystem/features/auth/client/ui/AuthUIFSMState.kt

@@ -0,0 +1,14 @@
+package dev.inmo.postssystem.features.auth.client.ui
+
+import dev.inmo.postssystem.features.common.common.ui.fsm.UIFSMState
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class AuthUIFSMState(
+    override val from: UIFSMState?,
+    override val context: String = "main"
+) : UIFSMState {
+    companion object {
+        val default = AuthUIFSMState(null)
+    }
+}

features/auth/client/src/commonMain/kotlin/dev/inmo/postssystem/features/auth/client/ui/AuthUIModel.kt

@@ -1,7 +1,7 @@
 package dev.inmo.postssystem.features.auth.client.ui
 
 import dev.inmo.postssystem.features.auth.common.AuthCreds
-import dev.inmo.postssystem.features.common.common.UIModel
+import dev.inmo.postssystem.features.common.common.ui.UIModel
 
 interface AuthUIModel : UIModel<AuthUIState> {
     suspend fun initAuth(serverUrl: String, creds: AuthCreds)

features/auth/client/src/commonMain/kotlin/dev/inmo/postssystem/features/auth/client/ui/AuthUIViewModel.kt

@@ -1,7 +1,7 @@
 package dev.inmo.postssystem.features.auth.client.ui
 
 import dev.inmo.postssystem.features.auth.common.AuthCreds
-import dev.inmo.postssystem.features.common.common.UIViewModel
+import dev.inmo.postssystem.features.common.common.ui.UIViewModel
 import dev.inmo.postssystem.features.users.common.Username
 import kotlinx.coroutines.flow.StateFlow
 

features/auth/client/src/commonMain/kotlin/dev/inmo/postssystem/features/auth/client/ui/DefaultAuthUIModel.kt

@@ -0,0 +1,35 @@
+package dev.inmo.postssystem.features.auth.client.ui
+
+import dev.inmo.postssystem.features.auth.client.settings.AuthSettings
+import dev.inmo.postssystem.features.auth.common.AuthCreds
+import dev.inmo.postssystem.features.common.common.ui.AbstractUIModel
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.launch
+
+class DefaultAuthUIModel(
+    private val scope: CoroutineScope,
+    private val authSettings: AuthSettings
+) : AbstractUIModel<AuthUIState>(LoadingAuthUIState), AuthUIModel {
+    init {
+        scope.launch {
+            _currentState.value = LoadingAuthUIState
+            authSettings.loadingJob.join()
+            if (authSettings.authorizedDIModule.value == null) {
+                _currentState.value = DefaultInitAuthUIState
+            } else {
+                _currentState.value = AuthorizedAuthUIState
+            }
+        }
+    }
+
+    override suspend fun initAuth(serverUrl: String, creds: AuthCreds) {
+        _currentState.value = LoadingAuthUIState
+        val authError = authSettings.auth(serverUrl, creds)
+        if (authError == null) {
+            _currentState.value = AuthorizedAuthUIState
+        } else {
+            _currentState.value = InitAuthUIState(authError)
+        }
+    }
+
+}

features/auth/client/src/jsMain/kotlin/dev/inmo/postssystem/features/auth/client/AuthView.kt

@@ -0,0 +1,119 @@
+package dev.inmo.postssystem.features.auth.client
+
+import androidx.compose.runtime.mutableStateOf
+import dev.inmo.jsuikit.elements.*
+import dev.inmo.jsuikit.modifiers.*
+import dev.inmo.jsuikit.utils.Attrs
+import dev.inmo.micro_utils.coroutines.compose.renderComposableAndLinkToContextAndRoot
+import dev.inmo.postssystem.features.auth.client.ui.*
+import dev.inmo.micro_utils.coroutines.launchSafelyWithoutExceptions
+import dev.inmo.micro_utils.coroutines.subscribeSafelyWithoutExceptions
+import dev.inmo.micro_utils.fsm.common.StatesMachine
+import dev.inmo.postssystem.features.common.common.*
+import dev.inmo.postssystem.features.common.common.ui.JSView
+import dev.inmo.postssystem.features.common.common.ui.fsm.*
+import kotlinx.browser.document
+import kotlinx.coroutines.*
+import kotlinx.dom.*
+import org.jetbrains.compose.web.attributes.InputType
+import org.jetbrains.compose.web.dom.Text
+import org.w3c.dom.*
+
+val loader = DefaultModuleLoader {
+    factory { AuthView(get(), get(DefaultQualifiers.UIScopeQualifier), getAllDistinct()) }
+    singleWithRandomQualifier<UIFSMHandler.Registrator> {
+        UIFSMHandler.Registrator {
+            strictlyOn(get<AuthView>())
+        }
+    }
+}
+
+class AuthView(
+    private val viewModel: AuthUIViewModel,
+    private val uiScope: CoroutineScope,
+    defaultExceptionsHandlers: Iterable<UIFSMExceptionHandler>
+) : JSView<AuthUIFSMState>(defaultExceptionsHandlers) {
+
+    override suspend fun StatesMachine<in UIFSMState>.safeHandleState(
+        htmlElement: HTMLElement,
+        state: AuthUIFSMState
+    ): UIFSMState? {
+        val completion = CompletableDeferred<UIFSMState?>()
+
+        val usernameState = mutableStateOf("")
+        val passwordState = mutableStateOf("")
+        val disabled = mutableStateOf(true)
+        val errorText = mutableStateOf<String?>(null)
+
+        val root = htmlElement.appendElement("div") {}
+        val composition = renderComposableAndLinkToContextAndRoot(root) {
+            val authBtnDisabled = usernameState.value.isBlank() || passwordState.value.isBlank()
+
+            Flex(
+                UIKitFlex.Alignment.Horizontal.Center
+            ) {
+                Card(
+                    Attrs(UIKitText.Alignment.Horizontal.Center),
+                    bodyAttrs = Attrs(UIKitWidth.Fixed.Medium),
+                ) {
+                    CardTitle { Text("Log in") }
+
+                    if (errorText.value != null) {
+                        CardBadge(Attrs(UIKitLabel.Error)) {
+                            Text(errorText.value.toString())
+                        }
+                    }
+
+                    TextField(
+                        InputType.Text,
+                        usernameState,
+                        disabled,
+                        "Username",
+                    )
+                    TextField(
+                        InputType.Password,
+                        passwordState,
+                        disabled,
+                        "Password"
+                    )
+
+                    DefaultButton("Authorise", UIKitButton.Type.Primary, UIKitMargin.Small, disabled = authBtnDisabled) {
+                        it.nativeEvent.preventDefault()
+                        val serverUrl = document.location ?.run { "$hostname:$port" }
+                        if (serverUrl != null) {
+                            uiScope.launchSafelyWithoutExceptions { viewModel.initAuth(serverUrl, usernameState.value, passwordState.value) }
+                        }
+                    }
+                }
+            }
+        }
+
+        val viewJob = viewModel.currentState.subscribeSafelyWithoutExceptions(uiScope) {
+            when (it) {
+                is InitAuthUIState -> {
+                    disabled.value = false
+
+                    errorText.value = when (it.showError) {
+                        ServerUnavailableAuthUIError -> "Server unavailable"
+                        AuthIncorrectAuthUIError -> {
+                            passwordState.value = ""
+                            "Username or password is incorrect"
+                        }
+                        null -> null
+                    }
+                }
+                LoadingAuthUIState -> {
+                    disabled.value = true
+                    errorText.value = null
+                }
+                AuthorizedAuthUIState -> {
+                    completion.complete(state.from)
+                }
+            }
+        }
+        return completion.await().also {
+            composition.dispose()
+            viewJob.cancel()
+        }
+    }
+}

features/common/client/build.gradle

@@ -16,6 +16,11 @@ kotlin {
                 api "io.ktor:ktor-client-auth:$ktor_version"
                 api "io.ktor:ktor-client-logging:$ktor_version"
 
+                api libs.microutils.common.compose
+                api libs.microutils.coroutines.compose
+                api libs.microutils.fsm.common
+                api libs.microutils.fsm.repos.common
+
                 api compose.runtime
             }
         }

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/AdditionalModules.kt

@@ -1,6 +1,6 @@
 package dev.inmo.postssystem.features.common.common
 
-object AdditionalModules {
+class AdditionalModules {
     private val additionalModules = mutableListOf<ModuleLoader>()
     val modules: List<ModuleLoader>
         get() = additionalModules.toList()
@@ -8,4 +8,8 @@ object AdditionalModules {
     fun addModule(moduleLoader: ModuleLoader): Boolean {
         return additionalModules.add(moduleLoader)
     }
+
+    companion object {
+        val Default = AdditionalModules()
+    }
 }

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/DBDropper.kt

@@ -0,0 +1,12 @@
+package dev.inmo.postssystem.features.common.common
+
+import dev.inmo.micro_utils.pagination.utils.getAllByWithNextPaging
+import dev.inmo.micro_utils.repos.KeyValueRepo
+
+class DBDropper(
+    private val repo: KeyValueRepo<String, Any>
+) {
+    suspend operator fun invoke() {
+        repo.unset(repo.getAllByWithNextPaging { keys(it) })
+    }
+}

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/DefaultModules.kt

@@ -0,0 +1,67 @@
+package dev.inmo.postssystem.features.common.common
+
+import dev.inmo.micro_utils.coroutines.LinkedSupervisorScope
+import dev.inmo.micro_utils.fsm.common.StatesMachine
+import dev.inmo.micro_utils.fsm.common.dsl.FSMBuilder
+import dev.inmo.micro_utils.fsm.common.managers.DefaultStatesManagerRepo
+import dev.inmo.micro_utils.repos.KeyValueRepo
+import dev.inmo.postssystem.features.common.common.ui.fsm.*
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.serialization.BinaryFormat
+import kotlinx.serialization.StringFormat
+import kotlinx.serialization.cbor.Cbor
+import kotlinx.serialization.json.Json
+import kotlinx.serialization.modules.SerializersModule
+import org.koin.core.Koin
+import org.koin.core.context.startKoin
+import org.koin.core.scope.Scope
+import org.koin.dsl.module
+
+/**
+ * Entrypoint for getting [org.koin.core.Koin] DI for the client
+ *
+ * @param repoFactory Factory for creating of [DefaultStatesManagerRepo] for [dev.inmo.postssystem.client.ui.fsm.UIFSM]
+ */
+fun baseKoin(
+    defaultScope: CoroutineScope,
+    settingsFactory: Scope.() -> KeyValueRepo<String, Any>,
+    repoFactory: Scope.() -> DefaultStatesManagerRepo<UIFSMState>,
+    handlersSetter: Pair<Scope, FSMBuilder<UIFSMState>>.() -> Unit
+): Koin = startKoin {
+    modules(
+        module {
+            single {
+                Json {
+                    ignoreUnknownKeys = true
+                    serializersModule = SerializersModule { get<SerializersModuleConfigurator>().apply { invoke() } }
+                }
+            }
+            single<StringFormat> { get<Json>() }
+            single {
+                Cbor { serializersModule = SerializersModule { get<SerializersModuleConfigurator>().apply { invoke() } } }
+            }
+            single<BinaryFormat> { get<Cbor>() }
+
+            single(DefaultQualifiers.SettingsQualifier) { settingsFactory() }
+            single { DBDropper(get(DefaultQualifiers.SettingsQualifier)) }
+            single(DefaultQualifiers.FSMHandlersBuilderQualifier) { handlersSetter }
+            single { repoFactory() }
+            single { defaultScope }
+            single(DefaultQualifiers.UIScopeQualifier) { get<CoroutineScope>().LinkedSupervisorScope(Dispatchers.Main) }
+            single<StatesMachine<UIFSMState>>(UIFSMQualifier) { UIFSM(get()) { (this@single to this@UIFSM).apply(get(
+                DefaultQualifiers.FSMHandlersBuilderQualifier
+            )) } }
+
+            AdditionalModules.Default.modules.forEach {
+                it.apply { load() }
+            }
+        }
+    )
+}.koin.apply {
+    loadModules(
+        listOf(
+            module { single<Koin> { this@apply } }
+        )
+    )
+}

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/DefaultQualifiers.kt

@@ -0,0 +1,10 @@
+package dev.inmo.postssystem.features.common.common
+
+import org.koin.core.qualifier.StringQualifier
+
+object DefaultQualifiers {
+    val SettingsQualifier = StringQualifier("Settings")
+    val FSMHandlersBuilderQualifier = StringQualifier("FSMHandlersBuilder")
+    val UIScopeQualifier = StringQualifier("CoroutineScopeUI")
+    val UIFSMQualifier = StringQualifier("FSM")
+}

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/ModuleLoader.kt

@@ -2,6 +2,18 @@ package dev.inmo.postssystem.features.common.common
 
 import org.koin.core.module.Module
 
-fun interface ModuleLoader {
+interface ModuleLoader {
     fun Module.load()
+
+    class ByCallback(private val loadingBlock: Module.() -> Unit) : ModuleLoader {
+        override fun Module.load() {
+            loadingBlock()
+        }
+    }
+}
+
+fun DefaultModuleLoader(loadingBlock: Module.() -> Unit): ModuleLoader.ByCallback {
+    val newModuleLoader = ModuleLoader.ByCallback(loadingBlock)
+    AdditionalModules.Default.addModule(newModuleLoader)
+    return newModuleLoader
 }

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/UIView.kt

@@ -1,4 +0,0 @@
-package dev.inmo.postssystem.features.common.common
-
-interface UIView {
-}

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/ui/DefaultUIFlow.kt

@@ -1,4 +1,4 @@
-package dev.inmo.postssystem.features.common.common
+package dev.inmo.postssystem.features.common.common.ui
 
 import kotlinx.coroutines.flow.MutableStateFlow
 

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/ui/UIModel.kt

@@ -1,4 +1,4 @@
-package dev.inmo.postssystem.features.common.common
+package dev.inmo.postssystem.features.common.common.ui
 
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.asStateFlow

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/ui/UIView.kt

@@ -0,0 +1,4 @@
+package dev.inmo.postssystem.features.common.common.ui
+
+interface UIView {
+}

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/ui/UIViewModel.kt

@@ -1,4 +1,4 @@
-package dev.inmo.postssystem.features.common.common
+package dev.inmo.postssystem.features.common.common.ui
 
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.asStateFlow
@@ -7,9 +7,7 @@ interface UIViewModel<StateType> {
     val currentState: StateFlow<StateType>
 }
 
-abstract class AbstractUIViewModel<StateType> : UIViewModel<StateType> {
-    protected val _currentState = DefaultMVVMStateFlow(initState())
+abstract class AbstractUIViewModel<StateType>(initState: StateType) : UIViewModel<StateType> {
+    protected val _currentState = DefaultMVVMStateFlow(initState)
     override val currentState: StateFlow<StateType> = _currentState.asStateFlow()
-
-    abstract fun initState(): StateType
 }

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/ui/fsm/UIFSM.kt

@@ -0,0 +1,17 @@
+package dev.inmo.postssystem.features.common.common.ui.fsm
+
+import dev.inmo.micro_utils.fsm.common.dsl.FSMBuilder
+import dev.inmo.micro_utils.fsm.common.dsl.buildFSM
+import dev.inmo.micro_utils.fsm.common.managers.DefaultStatesManager
+import dev.inmo.micro_utils.fsm.common.managers.DefaultStatesManagerRepo
+import org.koin.core.qualifier.StringQualifier
+
+val UIFSMQualifier = StringQualifier("UIFSM")
+
+fun UIFSM(
+    repo: DefaultStatesManagerRepo<UIFSMState>,
+    handlersSetter: FSMBuilder<UIFSMState>.() -> Unit
+) = buildFSM<UIFSMState> {
+    statesManager = DefaultStatesManager(repo)
+    handlersSetter()
+}

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/ui/fsm/UIFSMExceptionHandler.kt

@@ -0,0 +1,7 @@
+package dev.inmo.postssystem.features.common.common.ui.fsm
+
+import dev.inmo.micro_utils.common.Optional
+
+fun interface UIFSMExceptionHandler {
+    suspend fun handle(currentState: UIFSMState, exception: Throwable): Optional<UIFSMState?>
+}

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/ui/fsm/UIFSMHandler.kt

@@ -0,0 +1,34 @@
+package dev.inmo.postssystem.features.common.common.ui.fsm
+
+import dev.inmo.micro_utils.common.onPresented
+import dev.inmo.micro_utils.fsm.common.*
+import dev.inmo.micro_utils.fsm.common.dsl.FSMBuilder
+import org.koin.core.scope.Scope
+
+interface UIFSMHandler<T : UIFSMState> : StatesHandler<T, UIFSMState> {
+    fun interface Registrator {
+        fun FSMBuilder<UIFSMState>.include()
+    }
+    val defaultExceptionsHandlers: Iterable<UIFSMExceptionHandler>
+
+    suspend fun StatesMachine<in UIFSMState>.safeHandleState(state: T): UIFSMState?
+    override suspend fun StatesMachine<in UIFSMState>.handleState(state: T): UIFSMState? {
+        return runCatching {
+            safeHandleState(state).also(::println)
+        }.getOrElse {
+            errorToNextStep(state, it) ?.let { return it } ?: throw it
+        }.also(::println)
+    }
+
+    suspend fun errorToNextStep(
+        currentState: T,
+        e: Throwable
+    ): UIFSMState? {
+        defaultExceptionsHandlers.forEach {
+            it.handle(currentState, e).onPresented { state ->
+                return state
+            }
+        }
+        return null
+    }
+}

features/common/client/src/commonMain/kotlin/dev/inmo/postssystem/features/common/common/ui/fsm/UIFSMState.kt

@@ -0,0 +1,17 @@
+package dev.inmo.postssystem.features.common.common.ui.fsm
+
+import dev.inmo.micro_utils.fsm.common.State
+import dev.inmo.micro_utils.serialization.typed_serializer.TypedSerializer
+import kotlinx.serialization.*
+
+@Serializable(UIFSMStateSerializer::class)
+interface UIFSMState : State {
+    val from: UIFSMState?
+        get() = null
+    override val context: String
+        get() = "main"
+}
+
+object UIFSMStateSerializer : KSerializer<UIFSMState>, TypedSerializer<UIFSMState>(
+    UIFSMState::class
+)

features/common/client/src/jsMain/kotlin/dev/inmo/postssystem/features/common/common/ui/JSView.kt

@@ -0,0 +1,19 @@
+package dev.inmo.postssystem.features.common.common.ui
+
+import dev.inmo.micro_utils.fsm.common.StatesMachine
+import dev.inmo.postssystem.features.common.common.ui.fsm.*
+import kotlinx.browser.document
+import org.w3c.dom.HTMLElement
+
+abstract class JSView<T : UIFSMState>(
+    override val defaultExceptionsHandlers: Iterable<UIFSMExceptionHandler>
+) : UIFSMHandler<T> {
+    open suspend fun StatesMachine<in UIFSMState>.safeHandleState(
+        htmlElement: HTMLElement,
+        state: T
+    ): UIFSMState? = null
+
+    override suspend fun StatesMachine<in UIFSMState>.safeHandleState(state: T): UIFSMState? {
+        return safeHandleState(document.getElementById(state.context) as? HTMLElement ?: return null, state)
+    }
+}

features/content/binary/client/src/jsMain/kotlin/dev/inmo/postssystem/features/content/binary/client/BinaryContentClientProvider.kt

@@ -11,7 +11,7 @@ import org.koin.core.module.Module
 
 object LoadingClientModule : ModuleLoader {
     init {
-        AdditionalModules.addModule(this)
+        AdditionalModules.Default.addModule(this)
     }
 
     override fun Module.load() {

features/content/client/src/commonMain/kotlin/dev/inmo/postssystem/features/content/client/ModuleLoader.kt

@@ -0,0 +1,11 @@
+package dev.inmo.postssystem.features.content.client
+
+import dev.inmo.postssystem.features.common.common.*
+import dev.inmo.postssystem.features.content.common.ContentSerializersModuleConfigurator
+import dev.inmo.postssystem.features.content.common.OtherContentSerializerModuleConfigurator
+
+val loader = DefaultModuleLoader {
+    singleWithRandomQualifier<ContentSerializersModuleConfigurator.Element> { OtherContentSerializerModuleConfigurator }
+    singleWithRandomQualifier<SerializersModuleConfigurator.Element> { ContentSerializersModuleConfigurator(getAll()) }
+    single { SerializersModuleConfigurator(getAll()) }
+}

features/content/text/client/src/jsMain/kotlin/dev/inmo/postssystem/features/content/text/client/TextContentClientProvider.kt

@@ -12,7 +12,7 @@ import org.koin.core.module.Module
 
 object LoadingClientModule : ModuleLoader {
     init {
-        AdditionalModules.addModule(this)
+        AdditionalModules.Default.addModule(this)
     }
 
     override fun Module.load() {

features/files/client/build.gradle

@@ -12,6 +12,7 @@ kotlin {
             dependencies {
                 api project(":postssystem.features.files.common")
                 api project(":postssystem.features.common.client")
+                api project(":postssystem.features.auth.client")
             }
         }
     }

features/files/client/src/commonMain/kotlin/dev/inmo/postssystem/features/files/client/ModuleLoader.kt

@@ -0,0 +1,9 @@
+package dev.inmo.postssystem.features.files.client
+
+import dev.inmo.postssystem.features.auth.client.AuthorizedModuleLoader
+import dev.inmo.postssystem.features.auth.client.AuthorizedQualifiers
+import dev.inmo.postssystem.features.files.common.storage.ReadFilesStorage
+
+val loader = AuthorizedModuleLoader {
+    single<ReadFilesStorage> { ClientReadFilesStorage(get(AuthorizedQualifiers.ServerUrlQualifier), get(), get()) }
+}

features/roles/client/build.gradle

@@ -12,6 +12,7 @@ kotlin {
             dependencies {
                 api project(":postssystem.features.roles.common")
                 api project(":postssystem.features.common.client")
+                api project(":postssystem.features.auth.client")
             }
         }
     }

features/roles/client/src/commonMain/kotlin/dev/inmo/postssystem/features/roles/client/ModuleLoader.kt

@@ -0,0 +1,10 @@
+package dev.inmo.postssystem.features.roles.client
+
+import dev.inmo.postssystem.features.auth.client.AuthorizedModuleLoader
+import dev.inmo.postssystem.features.auth.client.AuthorizedQualifiers
+import dev.inmo.postssystem.features.roles.common.Role
+import dev.inmo.postssystem.features.roles.common.RolesStorage
+
+val loader = AuthorizedModuleLoader {
+    single<RolesStorage<Role>> { ClientRolesStorage(get(AuthorizedQualifiers.ServerUrlQualifier), get(), Role.serializer()) }
+}

features/roles/manager/common/src/commonMain/kotlin/dev/inmo/postssystem/features/roles/manager/common/RolesManagerRole.kt

@@ -5,6 +5,8 @@ import dev.inmo.postssystem.features.roles.common.RoleSerializer
 import dev.inmo.micro_utils.serialization.typed_serializer.TypedSerializer
 import kotlinx.serialization.Serializable
 
+private val justForLoading = RolesManagerRoleSerializer
+
 @Serializable(RolesManagerRoleSerializer::class)
 interface RolesManagerRole : Role {
     companion object {

features/users/client/build.gradle

@@ -12,6 +12,7 @@ kotlin {
             dependencies {
                 api project(":postssystem.features.users.common")
                 api project(":postssystem.features.common.client")
+                api project(":postssystem.features.auth.client")
             }
         }
     }

features/users/client/src/commonMain/kotlin/dev/inmo/postssystem/features/users/client/ModuleLoader.kt

@@ -0,0 +1,9 @@
+package dev.inmo.postssystem.features.users.client
+
+import dev.inmo.postssystem.features.auth.client.AuthorizedModuleLoader
+import dev.inmo.postssystem.features.auth.client.AuthorizedQualifiers
+import dev.inmo.postssystem.features.users.common.ReadUsersStorage
+
+val loader = AuthorizedModuleLoader {
+    single<ReadUsersStorage> { UsersStorageKtorClient(get(AuthorizedQualifiers.ServerUrlQualifier), get()) }
+}