ldc-groupe/app/Casts/LocalDateTime.php

<?php

namespace App\Casts;

use Carbon\Carbon;
use Illuminate\Contracts\Database\Eloquent\CastsAttributes;
use Illuminate\Database\Eloquent\Model;

class LocalDateTime implements CastsAttributes
{
    /**
     * Get local date time.
     *
     * @param \Illuminate\Database\Eloquent\Model $model
     * @param string                              $key
     * @param mixed                               $value
     * @param array                               $attributes
     * @return \Carbon\Carbon|null
     * @phpcs:disable
     */
    public function get(Model $model, string $key, mixed $value, array $attributes): ?\Carbon\Carbon
    {
        // phpcs:enable
        return $value
            ? Carbon::parse($value)->setTimezone(config('app.timezone'))
            : null;
    }

    /**
     * Set the locale date time.
     *
     * @param \Illuminate\Database\Eloquent\Model $model
     * @param string                              $key
     * @param mixed                               $value
     * @param array                               $attributes
     * @return \Carbon\Carbon|null
     * @phpcs:disable
     */
    public function set(Model $model, string $key, mixed $value, array $attributes): ?\Carbon\Carbon
    {
        // phpcs:enable
        return $value
            ? Carbon::parse($value, config('app.timezone'))->setTimezone('UTC')
            : null;
    }
}