Fix select warnings in console

src/commonMain/kotlin/model/ValidationResponseException.kt

@@ -0,0 +1,15 @@
+package model
+
+
+public class ValidationException internal constructor(
+ message: String
+) : Throwable(message), CopyableThrowable<ValidationException> {
+ /**
+ * Creates a timeout exception with the given message.
+ * This constructor is needed for exception stack-traces recovery.
+ */
+ @Suppress("UNUSED")
+ internal constructor(message: String) : this(message)
+
+ // message is never null in fact
+ }

src/jsMain/kotlin/ui/components/header/LanguageOption/LanguageSelect.kt

@@ -40,8 +40,10 @@ class LanguageSelect(props : LanguageSelectProps) : RComponent<LanguageSelectPro
  +props.polyglot.t("language")
  }
  Select {
+
  attrs {
  label = ReactNode("Language")
+ value = props.selectedLanguage.getLanguageCode().unsafeCast<Nothing?>()
  onChange = { event, _ ->
  val selectedLanguage = Language.getSelectedLanguage(event.target.value)
  if (selectedLanguage != null) {

src/jsMain/kotlin/ui/components/options/PresetSelect.kt

@@ -35,6 +35,7 @@ external interface PresetSelectProps : Props {
 
 class PresetSelectState : State {
  var snackbarOpen : String? = null
+ var preset : String = ""
 }
 
 class PresetSelect : RComponent<PresetSelectProps, PresetSelectState>() {
@@ -81,7 +82,8 @@ class PresetSelect : RComponent<PresetSelectProps, PresetSelectState>() {
  }
  Select {
  attrs {
- label = ReactNode("preset")
+ label = ReactNode("Preset")
+ value = "".unsafeCast<Nothing?>()
  onChange = { event, _ ->
  val selectedPreset = Preset.getSelectedPreset(event.target.value)
  if (selectedPreset != null) {
@@ -121,7 +123,12 @@ class PresetSelect : RComponent<PresetSelectProps, PresetSelectState>() {
  open = state.snackbarOpen != null
  message = ReactNode(
  props.polyglot.t("preset_notification",
- getJS(arrayOf(Pair("selectedPreset", props.polyglot.t(state.snackbarOpen.toString())))))
+ getJS(arrayOf(Pair("selectedPreset",
+ if (state.snackbarOpen != null)
+ props.polyglot.t(state.snackbarOpen.toString())
+ else
+ "---"
+ ))))
  )
  autoHideDuration=6000
  onClose = { event, _ -> handleSnackBarClose() }