[frontend] 使用elsa导出的i18n文件 (#182)

* [frontend] 使用elsa导出的i18n文件

* [frontend] 检视意见修复

Author: RonnyChan96

app-engine/frontend/src/locale/i18n.ts

@@ -7,15 +7,27 @@ import i18n from 'i18next';
 import { initReactI18next } from "react-i18next";
 import en from './en_US.json';
 import zh from './zh_CN.json';
+import coreEn from '@fit-elsa/elsa-core/locales/en.json';
+import coreZh from '@fit-elsa/elsa-core/locales/zh.json';
+import reactEn from '@fit-elsa/elsa-react/locales/en.json';
+import reactZh from '@fit-elsa/elsa-react/locales/zh.json';
+
+const mergeTranslations = (...translationObjects) => {
+  // 从右向左合并（右侧优先级更高）
+  return translationObjects
+    .filter(obj => obj) // 过滤掉假值（undefined/null
+    .reduce((merged, current) => ({ ...merged, ...current }), {});
+};
 
 const resources = {
   en: {
-    translation: en
+    translation: mergeTranslations(coreEn, reactEn, en) // 优先级顺序: en > reactEn > coreEn
   },
   zh: {
-    translation: zh
+    translation: mergeTranslations(coreZh, reactZh, zh) // 优先级顺序: zh > reactZh > coreZh
   }
 };
+
 const getCookie = (cname) => {
   const name = `${cname}=`;
   const ca = document.cookie.split(';');