Laravel Enums

AlertMessage.php

<?php

namespace App\Enums;


use App\Traits\Enum;

final class AlertMessage
{
    use Enum;

    const SUCCESS = 'success';
    const ERROR = 'danger';
    const WARNING = 'warning';
    const INFO = 'info';
}

Enum.php

<?php

namespace App\Traits;


use ReflectionClass;

trait Enum
{
    /**
     * Get all constants of the enum.
     *
     * @return array
     * @throws \ReflectionException
     */
    public static function all()
    {
        $reflectionClass = new ReflectionClass(self::class);
        return $reflectionClass->getConstants();
    }

    /**
     * Get all constant values of the enum.
     *
     * @return array
     * @throws \ReflectionException
     */
    public static function values()
    {
        $reflectionClass = new ReflectionClass(self::class);
        return array_values($reflectionClass->getConstants());
    }

    /**
     * Get the first constant of the enum.
     *
     * @return array
     * @throws \ReflectionException
     */
    public static function first()
    {
        $reflectionClass = new ReflectionClass(self::class);
        return array_first($reflectionClass->getConstants());
    }


    /**
     * Get the last constant of the enum.
     *
     * @return array
     * @throws \ReflectionException
     */
    public static function last()
    {
        $reflectionClass = new ReflectionClass(self::class);
        return array_last($reflectionClass->getConstants());
    }
}

TestController.php

<?php

namespace App\Http\Controllers;


use App\Enums\AlertMessage;
use Illuminate\Http\Request;

class TestController extends Controller
{
    public function store(Request $request)
    {
        // ...
        
        return redirect()->withErrors([
            'alertMessage' => AlertMessage::ERROR
        ]);
    }
}