优化验证码获取逻辑

Signed-off-by: vilson <545522390@qq.com>

application/project/controller/Login.php

@@ -118,6 +118,7 @@ class Login extends BasicApi
     {
         $mobile = $this->request->post('mobile', '');
         $code = RandomService::numeric(6);
+        if (config('sms.debug')) {
             $sms = new Sms();
             $result = $sms->vSend($mobile, [
                 'data' => [
@@ -128,6 +129,7 @@ class Login extends BasicApi
             if (isError($result)) {
                 $this->error('系统繁忙');
             }
+        }
         session('captcha', $code);
         $this->success('', config('sms.debug') ? $code : '');
     }