return [

    /*
    |--------------------------------------------------------------------------
    | Default Mailer
    |--------------------------------------------------------------------------
    */

    'default' => env('MAIL_MAILER', 'smtp'),

    /*
    |--------------------------------------------------------------------------
    | Mailers
    |--------------------------------------------------------------------------
    */

    'mailers' => [

        'smtp' => [
            'transport' => 'smtp',

            // Laravel 11/12
            'scheme' => env('MAIL_SCHEME'),

            'url' => env('MAIL_URL'),

            'host' => env(
                'MAIL_HOST',
                '127.0.0.1'
            ),

            'port' => (int) env(
                'MAIL_PORT',
                587
            ),

            // Compatibility with older Laravel versions
            'encryption' => env(
                'MAIL_ENCRYPTION',
                'tls'
            ),

            'username' => env('MAIL_USERNAME'),
            'password' => env('MAIL_PASSWORD'),

            'timeout' => null,

            'local_domain' => env(
                'MAIL_EHLO_DOMAIN',
                parse_url(
                    (string) env(
                        'APP_URL',
                        'http://localhost'
                    ),
                    PHP_URL_HOST
                )
            ),
        ],

        'log' => [
            'transport' => 'log',
            'channel' => env('MAIL_LOG_CHANNEL'),
        ],

        'array' => [
            'transport' => 'array',
        ],
    ],

    /*
    |--------------------------------------------------------------------------
    | Global Sender
    |--------------------------------------------------------------------------
    */

    'from' => [
        'address' => env(
            'MAIL_FROM_ADDRESS',
            'info@gentaur.com'
        ),

        'name' => env(
            'MAIL_FROM_NAME',
            'Gentaur'
        ),
    ],

    /*
    |--------------------------------------------------------------------------
    | Contact Form - Primary Recipient
    |--------------------------------------------------------------------------
    */

    'contact_to' => env(
        'CONTACT_TO_EMAIL',
        'info@gentaur.com'
    ),

    /*
    |--------------------------------------------------------------------------
    | Contact Form - CC Recipients
    |--------------------------------------------------------------------------
    */

    'contact_cc' => array_values(
        array_filter(
            preg_split(
                '/[\s,;]+/',
                trim((string) (
                    env('CONTACT_CC_EMAILS')
                    ?: env('MOHAMED_BCC', '')
                ))
            ) ?: [],
            fn ($email) => filter_var(
                $email,
                FILTER_VALIDATE_EMAIL
            )
        )
    ),

    /*
    |--------------------------------------------------------------------------
    | Order - Primary Recipients
    |--------------------------------------------------------------------------
    */

    'order_recipients' => array_values(
        array_filter(
            array_map(
                'trim',
                preg_split(
                    '/[\s,;]+/',
                    (string) env(
                        'ORDER_NOTIFICATION_EMAILS',
                        'info@gentaur.com'
                    )
                ) ?: []
            )
        )
    ),

    /*
    |--------------------------------------------------------------------------
    | Order - CC Recipients
    |--------------------------------------------------------------------------
    */

    'order_cc' => array_values(
        array_filter(
            preg_split(
                '/[\s,;]+/',
                trim((string) (
                    env('ORDER_CC_EMAILS')
                    ?: env('MOHAMED_BCC', '')
                ))
            ) ?: [],
            fn ($email) => filter_var(
                $email,
                FILTER_VALIDATE_EMAIL
            )
        )
    ),

];