From 440bff8514d2cd9059644bca174524a63a6895ed Mon Sep 17 00:00:00 2001
From: Neko Ayaka <neko@ayaka.moe>
Date: Sat, 21 Mar 2026 01:00:04 +0800
Subject: [PATCH] feat(stage-ui): added language selector for onboarding screen

---
 packages/i18n/src/index.ts                    |  1 +
 packages/i18n/src/locales/en/settings.yaml    |  4 +-
 .../dialogs/onboarding/step-welcome.vue       | 38 ++++++++++++++++---
 3 files changed, 35 insertions(+), 8 deletions(-)

diff --git a/packages/i18n/src/index.ts b/packages/i18n/src/index.ts
index 1f3bb6b4a..24d4f74d1 100644
--- a/packages/i18n/src/index.ts
+++ b/packages/i18n/src/index.ts
@@ -3,6 +3,7 @@ export const all = {
   'es': 'Español',
   'fr': 'Français',
   'ja': '日本語',
+  'ko': '한국어',
   'ru': 'Русский',
   'vi': 'Tiếng Việt',
   'zh-Hans': '简体中文',
diff --git a/packages/i18n/src/locales/en/settings.yaml b/packages/i18n/src/locales/en/settings.yaml
index d1f113a5f..edd7f1940 100644
--- a/packages/i18n/src/locales/en/settings.yaml
+++ b/packages/i18n/src/locales/en/settings.yaml
@@ -51,9 +51,7 @@ dialogs:
       stateNotGranted: Not granted
 language:
   title: Language
-  description: >
-    Change the language of the AIRI interface. This will not affect the language
-    of the character's responses.
+  description: UI language
 controls-island:
   icon-size:
     title: Controls Island Icon Size
diff --git a/packages/stage-ui/src/components/scenarios/dialogs/onboarding/step-welcome.vue b/packages/stage-ui/src/components/scenarios/dialogs/onboarding/step-welcome.vue
index 040567867..71d666176 100644
--- a/packages/stage-ui/src/components/scenarios/dialogs/onboarding/step-welcome.vue
+++ b/packages/stage-ui/src/components/scenarios/dialogs/onboarding/step-welcome.vue
@@ -1,28 +1,39 @@
 <script setup lang="ts">
 import type { OnboardingStepNextHandler } from './types'
 
-import { Button } from '@proj-airi/ui'
+import { all } from '@proj-airi/i18n'
+import { Button, FieldSelect } from '@proj-airi/ui'
+import { storeToRefs } from 'pinia'
+import { computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 
 import onboardingLogo from '../../../../assets/onboarding.avif'
 
+import { useSettingsGeneral } from '../../../../stores/settings'
+
 interface Props {
   onNext: OnboardingStepNextHandler
 }
 
 const props = defineProps<Props>()
 const { t } = useI18n()
+const settingsStore = useSettingsGeneral()
+const { language } = storeToRefs(settingsStore)
+
+const languages = computed(() => {
+  return Object.entries(all).map(([value, label]) => ({ value, label }))
+})
 </script>
 
 <template>
   <div h-full flex flex-col>
-    <div class="mb-2 text-center md:mb-8" flex flex-1 flex-col justify-center>
+    <div :class="['mb-2', 'flex', 'flex-1', 'flex-col', 'justify-center', 'text-center', 'md:mb-8']">
       <div
         v-motion
         :initial="{ opacity: 0, scale: 0.5 }"
         :enter="{ opacity: 1, scale: 1 }"
         :duration="500"
-        class="mb-1 flex justify-center md:mb-4 lg:pt-16 md:pt-8"
+        :class="['mb-1', 'flex', 'justify-center', 'md:mb-4', 'md:pt-8', 'lg:pt-16']"
       >
         <img :src="onboardingLogo" max-h="50" aspect-square h-auto w-auto object-cover>
       </div>
@@ -31,7 +42,7 @@ const { t } = useI18n()
         :initial="{ opacity: 0, y: 10 }"
         :enter="{ opacity: 1, y: 0 }"
         :duration="500"
-        class="mb-0 text-3xl text-neutral-800 font-bold md:mb-2 dark:text-neutral-100"
+        :class="['mb-0', 'text-3xl', 'text-neutral-800', 'font-bold', 'md:mb-2', 'dark:text-neutral-100']"
       >
         {{ t('settings.dialogs.onboarding.title') }}
       </h2>
@@ -41,10 +52,27 @@ const { t } = useI18n()
         :enter="{ opacity: 1, y: 0 }"
         :duration="500"
         :delay="100"
-        class="text-sm text-neutral-600 md:text-lg dark:text-neutral-400"
+        :class="['text-sm', 'text-neutral-600', 'md:text-lg', 'dark:text-neutral-400']"
       >
         {{ t('settings.dialogs.onboarding.description') }}
       </p>
+      <div
+        v-motion
+        :initial="{ opacity: 0, y: 10 }"
+        :enter="{ opacity: 1, y: 0 }"
+        :duration="500"
+        :delay="150"
+        :class="['mx-auto', 'mt-6', 'w-full', 'max-w-sm', 'rounded-2xl', 'bg-neutral-100/80', 'backdrop-blur-sm', 'dark:bg-neutral-800/80', 'p-4']"
+      >
+        <FieldSelect
+          v-model="language"
+          :class="['w-full']"
+          :label="t('settings.language.title')"
+          :description="t('settings.language.description')"
+          :options="languages"
+          layout="vertical"
+        />
+      </div>
     </div>
     <Button
       v-motion