refactor: improve i18n path resolution to support custom locales and enhance logging

Author: younocode

apps/nestjs-backend/src/utils/i18n.ts

@@ -1,17 +1,19 @@
 import fs from 'fs';
 import path from 'path';
 
-export const getI18nPath = () => {
-  const isDev = process.env.NODE_ENV !== 'production';
-
-  const resultPath = isDev
-    ? path.join(__dirname, '../../../packages/common-i18n/src/locales')
-    : path.join(__dirname, './node_modules/@teable/common-i18n/src/locales');
+const localPaths = [
+  process.env.I18N_LOCALES_PATH || '',
+  path.join(__dirname, '../../../packages/common-i18n/src/locales'),
+];
 
-  if (!fs.existsSync(resultPath)) {
-    console.error('nestjs-backend I18n path not found', isDev, __dirname, resultPath);
-    return null;
-  }
-  console.log('nestjs-backend I18n path found', isDev, __dirname, resultPath);
-  return resultPath;
+export const getI18nPath = () => {
+  console.log('nestjs-backend I18n path checking', __dirname, 'localPaths', localPaths);
+  return localPaths.find((str) => {
+    const exists = fs.existsSync(str);
+    console.log(`nestjs-backend I18n path checking exists ${exists} ${str} `);
+    if (exists) {
+      console.log('nestjs-backend I18n path found', str);
+    }
+    return exists;
+  });
 };