Cast UUID for MySQL

UUID.php

<?php

namespace App\Casts;

use Illuminate\Contracts\Database\Eloquent\CastsAttributes;

class UUID implements CastsAttributes
{
    /**
     * Cast the given value.
     *
     * @param \Illuminate\Database\Eloquent\Model $model
     * @param string                              $key
     * @param mixed                               $value
     * @param array                               $attributes
     *
     * @return array
     */
    public function get($model, $key, $value, $attributes)
    {
        return join('-', unpack('H8time_low/H4time_mid/H4time_hi/H4clock_seq_hi/H12clock_seq_low', $value));
    }

    /**
     * Prepare the given value for storage.
     *
     * @param \Illuminate\Database\Eloquent\Model $model
     * @param string                              $key
     * @param array                               $value
     * @param array                               $attributes
     *
     * @return string
     */
    public function set($model, $key, $value, $attributes)
    {
        return pack('H*', str_replace('-', '', $value));
    }
}

usage:

<?php

namespace App\Models;

use App\Casts\UUID;
use Illuminate\Database\Eloquent\Model;

class Profile extends Model
{
    protected $casts = [
        'uuid' => UUID::class,
    ];
}