API Responser Trait for Laravel Application

ApiResponser.php

<?php
/**
 * API Responser Trait
 * Stabilize JSON response output
 * ---------------------------------
 * 
 * @author irsyadulibad | github.com/irsyadulibad
 * @see https://gist.github.com/irsyadulibad/050e025c7d2cf27a488ee03ab11e7af1
 * 
 */

namespace App\Traits;

use Illuminate\Pagination\LengthAwarePaginator;

/**
 * API Responser Trait
 */
trait ApiResponser
{
    /**
     * Return a success JSON response
     * @param array|string $data
     * @param string $message
     * @param int|null $code
     * @return \Illuminate\Http\JsonResponse
     */
    protected function success($data, string $message = null, int $code = 200)
    {
        return response()->json([
            'meta' => [
                'code' => $code,
                'status' => 'success',
                'message' => $message,
            ],
            'data' => $data
        ], $code);
    }

    /**
     * Return an error JSON response
     * @param array|string $data
     * @param string $message
     * @param int|null $code
     * @return \Illuminate\Http\JsonResponse
     */
    protected function error($data, string $message = null, int $code = 400)
    {
        return response()->json([
            'meta' => [
                'code' => $code,
                'status' => 'error',
                'message' => $message,
            ],
            'data' => $data
        ], $code);
    }

    /**
     * Return json with pagination data
     * 
     * @param Illuminate\Pagination\LengthAwarePaginator $pagination
     * @param string $resource
     * @param string $alias
     * @return \Illuminate\Http\JsonResponse
     */
    protected function withPagination(LengthAwarePaginator $pagination, $resource,  $alias = 'items')
    {
        $data = [
            $alias => $resource::collection($pagination->items()),
            'pagination' => [
                'total' => $pagination->total(),
                'perPage' => $pagination->perPage(),
                'currentPage' => $pagination->currentPage(),
                'lastPage' => $pagination->lastPage()
            ]
        ];

        return $this->success($data);
    }

    /**
     * Return an validation JSON response
     * @param array $data
     * @return \Illuminate\Http\JsonResponse
     */
    protected function validationError($data)
    {
        return $this->error($data, 'Validation error', 422);
    }
}

ErrorResponse.php

<?php

namespace App\Exceptions\Api;

use App\Traits\ApiResponser;
use Exception;

class ErrorResponse extends Exception
{
    use ApiResponser;

    public function __construct($data, $message, $code)
    {
        $this->data = $data;
        $this->message = $message;
        $this->code = $code;
    }
    
    public function render()
    {
        return $this->error($this->data, $this->message, $this->code);
    }
}

FailedValidation.php

<?php

namespace App\Exceptions\API;

use App\Traits\ApiResponser;
use Exception;

class FailedValidation extends Exception
{
    use ApiResponser;

    public function __construct($errors)
    {
        $this->errors = $errors;
    }

    public function render()
    {
        return $this->validationError($this->errors);
    }
}