feat: Element Plus 语言随 i18n 切换；用户侧登录/禁用提示接入 i18n

web/admin-spa/src/App.vue

@@ -1,25 +1,39 @@
 <template>
   <div id="app">
-    <router-view />
+    <el-config-provider :locale="elLocale">
+      <router-view />
 
-    <!-- 全局组件 -->
-    <ToastNotification ref="toastRef" />
-    <ConfirmDialog ref="confirmRef" />
+      <!-- 全局组件 -->
+      <ToastNotification ref="toastRef" />
+      <ConfirmDialog ref="confirmRef" />
+    </el-config-provider>
   </div>
 </template>
 
 <script setup>
-import { onMounted, ref } from 'vue'
+import { onMounted, ref, computed } from 'vue'
 import { useAuthStore } from '@/stores/auth'
 import { useThemeStore } from '@/stores/theme'
 import ToastNotification from '@/components/common/ToastNotification.vue'
 import ConfirmDialog from '@/components/common/ConfirmDialog.vue'
+import i18n from '@/i18n'
+import zhCn from 'element-plus/dist/locale/zh-cn.mjs'
+import zhTw from 'element-plus/dist/locale/zh-tw.mjs'
+import en from 'element-plus/dist/locale/en.mjs'
 
 const authStore = useAuthStore()
 const themeStore = useThemeStore()
 const toastRef = ref()
 const confirmRef = ref()
 
+// Element Plus 语言随 i18n 切换
+const elLocale = computed(() => {
+  const l = i18n.global.locale.value
+  if (l === 'zh-tw') return zhTw
+  if (l === 'en') return en
+  return zhCn
+})
+
 onMounted(() => {
   // 初始化主题
   themeStore.initTheme()

web/admin-spa/src/stores/user.js

@@ -1,5 +1,6 @@
 import { defineStore } from 'pinia'
 import axios from 'axios'
+import i18n from '@/i18n'
 import { showToast } from '@/utils/toast'
 
 const API_BASE = '/users'
@@ -40,7 +41,7 @@ export const useUserStore = defineStore('user', {
 
           return response.data
         } else {
-          throw new Error(response.data.message || 'Login failed')
+          throw new Error(response.data.message || i18n.global.t('user.login.loginFailed'))
         }
       } catch (error) {
         this.clearAuth()
@@ -115,7 +116,9 @@ export const useUserStore = defineStore('user', {
           this.clearAuth()
           // If it's a disabled account error, throw a specific error
           if (error.response?.status === 403) {
-            throw new Error(error.response.data?.message || 'Your account has been disabled')
+            throw new Error(
+              error.response.data?.message || i18n.global.t('user.login.accountDisabled')
+            )
           }
         }
         throw error