erp_yzx/app/middleware/FormatResponse.php

<?php
declare (strict_types = 1);

namespace app\middleware;
use think\Response;

// 格式化返回格式中间件
class FormatResponse
{
    /**
     * 处理请求
     * @param  $request
     * @param \Closure $next
     * @return Response
     */
    public function handle($request, \Closure $next)
    {
        $response = $next($request);
        $response->data(json_encode([
            "code"  =>  $response->getCode(),
            "msg"   =>  null,
            "data"  =>  $response->getData()
        ]));
        return $response;
    }



}