refactor(project): simplified part of the package, code optimization

packages/business/layouts/src/widgets/preferences/preferences.vue

@@ -1,6 +1,7 @@
 <script lang="ts" setup>
 import { computed } from 'vue';
 
+import { loadLocaleMessages } from '@vben-core/locales';
 import { preferences, updatePreferences } from '@vben-core/preferences';
 import { capitalizeFirstLetter } from '@vben-core/toolkit';
 
@@ -29,8 +30,14 @@ const listen = computed(() => {
   for (const [key, value] of Object.entries(preferences)) {
     if (typeof value === 'object') {
       for (const subKey of Object.keys(value)) {
-        result[`update:${key}${capitalizeFirstLetter(subKey)}`] = (val: any) =>
+        result[`update:${key}${capitalizeFirstLetter(subKey)}`] = (
+          val: any,
+        ) => {
           updatePreferences({ [key]: { [subKey]: val } });
+          if (key === 'app' && subKey === 'locale') {
+            loadLocaleMessages(val);
+          }
+        };
       }
     } else {
       result[key] = value;