Fix missing model language switch flow

Ariver

2026-06-24 4a9a4cec1739007936d434a6a51180158e25078b

 privatevoice.src/frontend/src/App.svelte

@@ -16,6 +16,7 @@
  let isIndicatorRoute = $state(window.location.hash === '#/indicator')
  let showUpdateDialog = $state(false)
  let languageReady = $state(false)
  let showOnboarding = $state(false)

  onMount(() => {
    Call.ByName('voicesnap/services.ConfigService.GetLanguageSettings').then((settings: any) => {
@@ -53,6 +54,9 @@
      const data = ev?.data
      if (data?.status) {
        engineStatus.set(data.status as any)
        if (data.status === 'ready') {
          showOnboarding = false
        }
      }
      if (data?.hardwareInfo) {
        engineHardwareInfo.set(data.hardwareInfo)
@@ -79,6 +83,9 @@
    Call.ByName('voicesnap/services.EngineService.GetStatus').then((data: any) => {
      if (data?.status) {
        engineStatus.set(data.status as any)
        if (data.status === 'ready') {
          showOnboarding = false
        }
      }
      if (data?.hardwareInfo) {
        engineHardwareInfo.set(data.hardwareInfo)
@@ -112,13 +119,24 @@
    try {
      const current: any = await Call.ByName('voicesnap/services.EngineService.GetCurrentModelStatus')
      if (!current?.installed) {
        engineStatus.set('need_model')
        const hasAnyInstalled: any = await Call.ByName('voicesnap/services.EngineService.HasAnyInstalledModel')
        showOnboarding = !hasAnyInstalled
        if (!hasAnyInstalled) {
          engineStatus.set('need_model')
        }
      } else {
        showOnboarding = false
      }
    } catch {
      try {
        const exists: any = await Call.ByName('voicesnap/services.EngineService.ModelExists')
        if (!exists) {
          engineStatus.set('need_model')
          const hasAnyInstalled: any = await Call.ByName('voicesnap/services.EngineService.HasAnyInstalledModel')
            .catch(() => false)
          showOnboarding = !hasAnyInstalled
          if (!hasAnyInstalled) {
            engineStatus.set('need_model')
          }
        }
      } catch {}
    }
@@ -130,7 +148,7 @@
{:else}
  {#if languageReady}
    {#key $localeRevision}
      {#if $engineStatus === 'need_model'}
      {#if showOnboarding && $engineStatus === 'need_model'}
        <OnboardingView />
      {:else}
        <SettingsWindow />