配置接口lang请求头

server/app/api/controller/BaseController.php

@@ -0,0 +1,36 @@
+<?php
+declare(strict_types=1);
+
+namespace app\api\controller;
+
+use app\api\util\ApiLang;
+use plugin\saiadmin\basic\OpenController;
+use support\Response;
+
+/**
+ * API 控制器基类：根据请求头 lang（en=英文，zh=中文）对返回 message 做双语适配
+ */
+class BaseController extends OpenController
+{
+    /**
+     * 成功返回，message 按请求头 lang（en/zh）翻译
+     */
+    public function success(array|string $data = [], string $msg = 'success', int $option = JSON_UNESCAPED_UNICODE): Response
+    {
+        if (is_string($data)) {
+            $msg = $data;
+            $data = [];
+        }
+        $msg = ApiLang::translate((string) $msg);
+        return parent::success($data, $msg, $option);
+    }
+
+    /**
+     * 失败返回，message 按 lang 翻译
+     */
+    public function fail(string $msg = 'fail', int $code = 400): Response
+    {
+        $msg = ApiLang::translate($msg);
+        return parent::fail($msg, $code);
+    }
+}