// Get app setting with company branding defaults
function altahwel_get_setting($key, $default = '') {
    // Set default values for company branding
    $defaults = array(
        'app_name' => 'عبد الله الصارم للتحويل',
        'app_name_en' => 'Abdullah Al-Sarem Transfer',
        'company_address' => 'الرياض، المملكة العربية السعودية',
        'company_phone' => '+966 50 123 4567',
        'company_email' => 'info@altahwel.com',
        'company_website' => 'www.altahwel.com',
        'license_number' => 'ترخيص رقم: 123456789',
        'tax_number' => 'الرقم الضريبي: 300123456789003',
        'min_transfer_amount' => 10,
        'max_transfer_amount' => 50000,
        'transfer_fee_percentage' => 0.5,
        'external_transfer_fee' => 2.0
    );
    
    $setting_default = isset($defaults[$key]) ? $defaults[$key] : $default;
    return get_option('altahwel_' . $key, $setting_default);
}

// Format currency for display
function altahwel_format_currency($amount, $currency = 'SAR') {
    $formatted = number_format($amount, 2);
    
    switch ($currency) {
        case 'SAR':
            return $formatted . ' ر.س';
        case 'USD':
            return '$' . $formatted;
        case 'EUR':
            return '€' . $formatted;
        default:
            return $formatted . ' ' . $currency;
    }
}

// Generate unique reference number
function altahwel_generate_reference_number() {
    $prefix = 'ALT';
    $timestamp = time();
    $random = mt_rand(1000, 9999);
    return $prefix . $timestamp . $random;
}
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