fulinqingjie/app/Traits/JsonResponse.php

<?php

namespace App\Traits;

use Illuminate\Contracts\Pagination\LengthAwarePaginator;
use Illuminate\Http\Resources\Json\AnonymousResourceCollection;
use Illuminate\Support\Facades\Auth;

trait JsonResponse
{
    public function json($data, $code = 200, $message = '')
    {
       $meta = null;
        if ($data instanceof AnonymousResourceCollection) {
            $resource = $data->resource;
            if ($resource instanceof LengthAwarePaginator) {
                $meta = [
                    'current_page' => $resource->currentPage(),
                    'last_page' => $resource->lastPage(),
                    'per_page' => $resource->perPage(),
                    'total' => $resource->total(),
                ];
            }
        }
        $result = ['data' => $data, 'code' => $code, 'message' => $message];
        if ($meta) {
            $result['meta'] = $meta;
        }
        return response()->json($result);
    }

    public function success($message = '', $data = null)
    {
        return $this->json($data, 200, $message);
    }

    public function error($message = '', $code = 400, $data = null)
    {
        return $this->json($data, $code, $message);
    }

    public function include($include = [], $key = 'include')
    {
        $request = request();
        if ($request->filled($key)) {
            $include1 = $request->input($key);
            $include1 = is_array($include1) ? $include1 : explode(',', $include1);
            $include = array_merge($include, $include1);
        }
        return $include;
    }

    protected function user($guard = null)
    {
        return Auth::guard($guard)->user();
    }
}