float & date formatting of model attributes (- are folder separators)

app-Libs-Formatter.php

<?php

namespace App\Libs;

use DateTime;

class Formatter
{
    public static function float(float $float, int $decimals = 2): string
    {
        return number_format($float, $decimals, trans('formatter.numeric.decimal'), trans('formatter.numeric.thousand'));
    }
  
    public static function dateNormalized(DateTime $date): string
    {
        return $date->format('Y-m-d');
    }

    public static function dateLocalized(DateTime $date): string
    {
        return $date->format(trans('formatter.date.ymd'));
    }
}

app-Model.php

<?php

namespace App;

use Illuminate\Database\Eloquent\Model as IlluminateModel;

/**
 * @property-read string $price_formatted
 * @property-read string $created_at_normalized
 * @property-read string $created_at_localized
 * @property-read string $updated_at_normalized
 * @property-read string $updated_at_localized
 */
class Model extends IlluminateModel
{
    public $casts = [
      'price' => 'float',
    ];
  
    public function getAttribute($key)
    {
        if (!$key) {
            return;
        }

        if (Str::startsWith($key, $this->getDates())) {
            if (Str::endsWith($key, '_localized')) {
                return Formatter::dateLocalized($this->getAttributeValue(str_replace('_localized', '', $key)));
            }

            if (Str::endsWith($key, '_normalized')) {
                return Formatter::dateNormalized($this->getAttributeValue(str_replace('_normalized', '', $key)));
            }
        }

        if (Str::endsWith($key, '_formatted')) {
            $parentKey = str_replace('_formatted', '', $key);

            if ($this->hasCast($parentKey, 'float')) {
                return Formatter::float($this->getAttributeValue($parentKey));
            }
        }

        return parent::getAttribute($key);
    }
  
    public function setAttribute($key, $value)
    {
        if (!$key) {
            return;
        }

        if (Str::startsWith($key, $this->getDates())) {
            if (Str::endsWith($key, '_localized')) {
                $this->attributes[str_replace('_localized', '', $key)] = Carbon::createFromFormat(trans('formatter.date.ymd'), $value);
            }

            if (Str::endsWith($key, '_normalized')) {
                $this->attributes[str_replace('_normalized', '', $key)] = Carbon::createFromFormat('Y-m-d', $value);
            }
        }

        if (Str::endsWith($key, '_formatted')) {
            $parentKey = str_replace('_formatted', '', $key);

            if ($this->hasCast($parentKey, 'float')) {
                $this->attributes[$parentKey] = str_replace(trans('formatter.numeric.decimal'), '.', str_replace(trans('formatter.numeric.thousand'), '', $value)) * 1;
            }
        }

        return parent::setAttribute($key, $value);
    }
}

resources-lang-de_de-formatter.php

<?php

return [
    'date' => [
        'ymdhi' => 'd.m.Y H:i',
        'ymd' => 'd.m.Y',
    ],
    'numeric' => [
        'decimal' => ',',
        'thousand' => '.',
    ],
];

resources-lang-en_us-formatter.php

<?php

return [
    'date' => [
        'ymdhi' => 'Y-m-d H:i',
        'ymd' => 'Y-m-d',
    ],
    'numeric' => [
        'decimal' => '.',
        'thousand' => ',',
    ],
];