From 94992b563fdfddce683fc07ef5bb70e18ff910fe Mon Sep 17 00:00:00 2001
From: Ariver <shanghai3168@gmail.com>
Date: Wed, 03 Jun 2026 16:25:00 +0800
Subject: [PATCH] Record Round 4 candidate install verification

---
 privatevoice.src/frontend/src/components/settings/GeneralPage.svelte |  345 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 342 insertions(+), 3 deletions(-)

diff --git a/privatevoice.src/frontend/src/components/settings/GeneralPage.svelte b/privatevoice.src/frontend/src/components/settings/GeneralPage.svelte
index d54ca49..132378a 100755
--- a/privatevoice.src/frontend/src/components/settings/GeneralPage.svelte
+++ b/privatevoice.src/frontend/src/components/settings/GeneralPage.svelte
@@ -1,14 +1,24 @@
 <script lang="ts">
-  import { Call } from '@wailsio/runtime'
+  import { Call, Events } from '@wailsio/runtime'
   import ToggleSwitch from '../shared/ToggleSwitch.svelte'
-  import { t } from '../../lib/i18n'
-  import { autoHide, soundFeedback, copyToClipboard, startAtLogin, hotkeyVK, hotkeyMode } from '../../lib/stores/config'
+  import { t, setLocale } from '../../lib/i18n'
+  import { autoHide, soundFeedback, copyToClipboard, startAtLogin, hotkeyVK, hotkeyMode, languageMode, languageID, effectiveLanguageID, uiLocale } from '../../lib/stores/config'
   import { deviceName, engineStatus, engineHardwareInfo } from '../../lib/stores/app'
   import { hotkeyName } from '../../lib/stores/indicator'
 
   interface InputDevice {
     name: string
     isDefault: boolean
+  }
+
+  interface ModelOption {
+    modelID: string
+    displayName: string
+    tier: string
+    installed: boolean
+    isCurrent: boolean
+    isDefault: boolean
+    downloadSize?: string
   }
 
   let autoHideVal = $state(true)
@@ -22,10 +32,17 @@
   let hwInfo = $state('')
   let currentKeyName = $state('Ctrl')
   let hotkeyModeVal: 'tap' | 'hold' = $state('hold')
+  let languageModeVal: 'auto' | 'manual' = $state('auto')
+  let languageIDVal: 'zh-CN' | 'en' = $state('zh-CN')
+  let effectiveLanguageIDVal: 'zh-CN' | 'en' = $state('zh-CN')
   let isRecording = $state(false)
   let hintText = $state('')
   let devices = $state<InputDevice[]>([])
   let showDeviceDropdown = $state(false)
+  let modelOptions = $state<ModelOption[]>([])
+  let modelBusyID = $state('')
+  let modelProgress = $state(0)
+  let modelError = $state('')
 
   const unsub1 = autoHide.subscribe(v => { autoHideVal = v })
   const unsub2 = startAtLogin.subscribe(v => { startAtLoginVal = v })
@@ -36,6 +53,16 @@
   const unsub7 = soundFeedback.subscribe(v => { soundFeedbackVal = v })
   const unsub8 = copyToClipboard.subscribe(v => { copyToClipboardVal = v })
   const unsub9 = hotkeyMode.subscribe(v => { hotkeyModeVal = v })
+  const unsub10 = languageMode.subscribe(v => { languageModeVal = v })
+  const unsub11 = languageID.subscribe(v => { languageIDVal = v })
+  const unsub12 = effectiveLanguageID.subscribe(v => { effectiveLanguageIDVal = v })
+
+  Events.On('model:download-progress', (ev: any) => {
+    const data = ev?.data
+    if (data?.modelID && data.modelID === modelBusyID && typeof data.percent === 'number') {
+      modelProgress = data.percent
+    }
+  })
 
   // Load actual device name from backend on mount
   async function loadDeviceName() {
@@ -80,9 +107,101 @@
       const hideDock: any = await Call.ByName('voicesnap/services.ConfigService.GetHideDockIcon')
       hideDockIconVal = !!hideDock
     } catch {}
+    try {
+      const lang: any = await Call.ByName('voicesnap/services.ConfigService.GetLanguageSettings')
+      applyLanguageSettings(lang)
+    } catch {}
+    await loadModelOptions()
     settingsLoaded = true
   }
   loadSettings()
+
+  function applyLanguageSettings(settings: any) {
+    const mode = settings?.languageMode === 'manual' ? 'manual' : 'auto'
+    const configured = settings?.languageID === 'en' ? 'en' : 'zh-CN'
+    const effective = settings?.effectiveLanguageID === 'en' ? 'en' : 'zh-CN'
+    const locale = settings?.uiLocale === 'en' ? 'en' : 'zh'
+    languageMode.set(mode)
+    languageID.set(configured)
+    effectiveLanguageID.set(effective)
+    uiLocale.set(locale)
+    languageModeVal = mode
+    languageIDVal = configured
+    effectiveLanguageIDVal = effective
+    setLocale(locale)
+  }
+
+  async function syncEngineForCurrentModel() {
+    try {
+      const current: any = await Call.ByName('voicesnap/services.EngineService.GetCurrentModelStatus')
+      if (current?.installed) {
+        engineStatus.set('loading')
+      } else {
+        engineHardwareInfo.set('')
+        engineStatus.set('need_model')
+      }
+      await Call.ByName('voicesnap/services.EngineService.ReloadCurrentModel')
+    } catch {}
+  }
+
+  async function loadModelOptions() {
+    try {
+      const options: any = await Call.ByName('voicesnap/services.EngineService.ListModelOptions')
+      modelOptions = Array.isArray(options) ? options : []
+    } catch {
+      modelOptions = []
+    }
+  }
+
+  function modelDescription(modelID: string): string {
+    switch (modelID) {
+      case 'sensevoice-zh': return t('models.sensevoiceDesc')
+      case 'moonshine-en': return t('models.moonshineDesc')
+      case 'parakeet-en': return t('models.parakeetDesc')
+      default: return ''
+    }
+  }
+
+  function modelTierLabel(option: ModelOption): string {
+    if (option.isDefault) return t('settings.modelDefault')
+    if (option.tier === 'advanced') return t('settings.modelAdvanced')
+    return option.tier || ''
+  }
+
+  function modelActionLabel(option: ModelOption): string {
+    if (modelBusyID === option.modelID) {
+      if (!option.installed && modelProgress > 0) {
+        return `${Math.min(100, Math.max(0, modelProgress)).toFixed(0)}%`
+      }
+      return t('settings.modelWorking')
+    }
+    if (option.isCurrent) return t('settings.modelCurrent')
+    if (option.installed) return t('settings.modelUse')
+    return t('settings.modelDownload')
+  }
+
+  async function onModelAction(option: ModelOption) {
+    if (option.isCurrent || modelBusyID) return
+    modelBusyID = option.modelID
+    modelProgress = 0
+    modelError = ''
+    try {
+      if (option.installed) {
+        engineStatus.set('loading')
+        await Call.ByName('voicesnap/services.EngineService.SelectModel', option.modelID)
+      } else {
+        await Call.ByName('voicesnap/services.EngineService.DownloadModelByID', option.modelID)
+        engineStatus.set('loading')
+      }
+      await loadModelOptions()
+    } catch (err: any) {
+      modelError = err?.message || String(err || t('settings.modelActionFailed'))
+      await loadModelOptions()
+    } finally {
+      modelBusyID = ''
+      modelProgress = 0
+    }
+  }
 
   async function onAutoHideChange(checked: boolean) {
     autoHide.set(checked)
@@ -111,6 +230,33 @@
     try {
       await Call.ByName('voicesnap/services.ConfigService.SetHotkeyMode', mode)
     } catch {}
+  }
+
+  async function onLanguageChange(selection: 'auto' | 'zh-CN' | 'en') {
+    const prevMode = languageModeVal
+    const prevID = languageIDVal
+    if (selection === 'auto') {
+      languageModeVal = 'auto'
+      languageMode.set('auto')
+    } else {
+      languageModeVal = 'manual'
+      languageIDVal = selection
+      languageMode.set('manual')
+      languageID.set(selection)
+    }
+    try {
+      const settings: any = selection === 'auto'
+        ? await Call.ByName('voicesnap/services.ConfigService.SetLanguageAuto')
+        : await Call.ByName('voicesnap/services.ConfigService.SetLanguageManual', selection)
+      applyLanguageSettings(settings)
+      await syncEngineForCurrentModel()
+      await loadModelOptions()
+    } catch {
+      languageModeVal = prevMode
+      languageIDVal = prevID
+      languageMode.set(prevMode)
+      languageID.set(prevID)
+    }
   }
 
   async function onStartAtLoginChange(checked: boolean) {
@@ -275,6 +421,90 @@
     </div>
 
   </div>
+
+  {#if settingsLoaded}
+  <div class="section">
+    <div class="setting-row">
+      <div class="setting-info">
+        <span class="setting-label">{t('settings.language')}</span>
+        <span class="setting-desc">
+          {languageModeVal === 'auto'
+            ? t('settings.languageAutoDesc')
+            : effectiveLanguageIDVal === 'en'
+              ? t('settings.languageEnglishDesc')
+              : t('settings.languageChineseDesc')}
+        </span>
+      </div>
+      <div class="segmented language" role="group" aria-label={t('settings.language')}>
+        <button
+          class:active={languageModeVal === 'auto'}
+          onclick={() => onLanguageChange('auto')}
+        >
+          {t('settings.languageAuto')}
+        </button>
+        <button
+          class:active={languageModeVal === 'manual' && languageIDVal === 'zh-CN'}
+          onclick={() => onLanguageChange('zh-CN')}
+        >
+          {t('settings.languageChinese')}
+        </button>
+        <button
+          class:active={languageModeVal === 'manual' && languageIDVal === 'en'}
+          onclick={() => onLanguageChange('en')}
+        >
+          {t('settings.languageEnglish')}
+        </button>
+      </div>
+    </div>
+  </div>
+  {/if}
+
+  {#if settingsLoaded && modelOptions.length > 0}
+  <div class="section">
+    <div class="setting-row models-header">
+      <div class="setting-info">
+        <span class="setting-label">{t('settings.recognitionModel')}</span>
+        <span class="setting-desc">
+          {effectiveLanguageIDVal === 'en' ? t('settings.recognitionModelEnglishDesc') : t('settings.recognitionModelChineseDesc')}
+        </span>
+      </div>
+    </div>
+
+    <div class="model-list">
+      {#each modelOptions as option}
+        <div class="model-card" class:current={option.isCurrent}>
+          <div class="model-main">
+            <div class="model-title-row">
+              <span class="model-title">{option.displayName}</span>
+              <span class="model-pill" class:current={option.isCurrent}>
+                {option.isCurrent ? t('settings.modelCurrent') : modelTierLabel(option)}
+              </span>
+            </div>
+            <span class="model-desc">{modelDescription(option.modelID)}</span>
+            <span class="model-meta">
+              {option.installed ? t('settings.modelInstalled') : t('settings.modelNotInstalled')}
+              {#if option.downloadSize}
+                ยท {option.downloadSize}
+              {/if}
+            </span>
+          </div>
+          <button
+            class="model-action"
+            class:primary={!option.isCurrent}
+            disabled={option.isCurrent || !!modelBusyID}
+            onclick={() => onModelAction(option)}
+          >
+            {modelActionLabel(option)}
+          </button>
+        </div>
+      {/each}
+    </div>
+
+    {#if modelError}
+      <p class="model-error">{modelError}</p>
+    {/if}
+  </div>
+  {/if}
 
   <!-- Engine + Device -->
   <!-- svelte-ignore a11y_click_events_have_key_events -->
@@ -527,6 +757,16 @@
     flex-shrink: 0;
   }
 
+  .segmented.language {
+    grid-template-columns: repeat(3, 1fr);
+    min-width: 246px;
+  }
+
+  .segmented.language button {
+    min-width: 76px;
+    padding: 0 10px;
+  }
+
   .segmented button {
     min-width: 66px;
     height: 30px;
@@ -552,6 +792,105 @@
     margin: var(--spacing-sm) 0;
   }
 
+  .models-header {
+    align-items: flex-start;
+  }
+
+  .model-list {
+    display: flex;
+    flex-direction: column;
+    gap: 8px;
+  }
+
+  .model-card {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    gap: var(--spacing-md);
+    min-height: 78px;
+    padding: 10px 12px;
+    border: 1px solid var(--color-separator);
+    border-radius: var(--radius-sm);
+    background: var(--color-bg-secondary);
+  }
+
+  .model-card.current {
+    border-color: rgba(0, 122, 255, 0.38);
+  }
+
+  .model-main {
+    display: flex;
+    flex-direction: column;
+    gap: 3px;
+    min-width: 0;
+  }
+
+  .model-title-row {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    min-width: 0;
+  }
+
+  .model-title {
+    font-size: var(--font-size-base);
+    font-weight: 600;
+  }
+
+  .model-pill {
+    display: inline-flex;
+    align-items: center;
+    height: 20px;
+    padding: 0 7px;
+    border-radius: 999px;
+    background: var(--color-bg-tertiary);
+    color: var(--color-secondary-label);
+    font-size: 11px;
+    font-weight: 500;
+    white-space: nowrap;
+  }
+
+  .model-pill.current {
+    background: rgba(52, 199, 89, 0.14);
+    color: var(--color-green);
+  }
+
+  .model-desc,
+  .model-meta {
+    font-size: var(--font-size-xs);
+    color: var(--color-tertiary-label);
+  }
+
+  .model-action {
+    min-width: 76px;
+    height: 30px;
+    padding: 0 12px;
+    border: none;
+    border-radius: var(--radius-sm);
+    background: var(--color-bg-tertiary);
+    color: var(--color-secondary-label);
+    font-size: var(--font-size-sm);
+    font-weight: 500;
+    cursor: pointer;
+    white-space: nowrap;
+  }
+
+  .model-action.primary {
+    background: var(--color-blue);
+    color: white;
+  }
+
+  .model-action:disabled {
+    cursor: not-allowed;
+    opacity: 0.72;
+  }
+
+  .model-error {
+    margin-top: 8px;
+    font-size: var(--font-size-xs);
+    color: var(--color-red);
+  }
+
   /* Device selector */
   .device-selector {
     position: relative;

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