// MARK: - Variant Attribute & Value Helpers
// #region Variant Attribute & Value Helpers

/**
 * Normalizes common variant attribute names and typos.
 *
 * @param {string} name
 * @returns {string}
 */
export function normalizeAttributeName(name) {
    const clean = (name || '').trim();
    if (!clean) return 'Variante';
    const lower = clean.toLowerCase();
    if (lower === 'menge' || lower === 'mange' || lower === 'meneg') return 'Menge';
    if (lower === 'farbe') return 'Farbe';
    if (lower === 'größe' || lower === 'grosse') return 'Größe';
    if (lower === 'sorte') return 'Sorte';
    if (lower === 'geschmack') return 'Geschmack';
    if (lower === 'typ') return 'Typ';
    if (lower === 'stück' || lower === 'stueck') return 'Stück';
    if (lower === 'ausführung' || lower === 'ausfuehrung') return 'Ausführung';
    if (lower === 'motiv') return 'Motiv';
    return clean.charAt(0).toUpperCase() + clean.slice(1);
}

/**
 * Fallback variant value extraction if child has no explicit attribute value.
 *
 * @param {string} parentName
 * @param {string} childName
 * @param {string} childSku
 * @param {string} parentSku
 * @returns {string}
 */
export function extractVariantValue(parentName, childName, childSku, parentSku) {
    let pName = (parentName || '').replace(/[©®™]/g, '').trim();
    let cName = (childName || '').replace(/[©®™]/g, '').trim();

    if (pName && cName) {
        if (cName.toLowerCase().startsWith(pName.toLowerCase())) {
            let val = cName.slice(pName.length).trim().replace(/^[-–—:/,\s]+/, '').trim();
            if (val) return val;
        }
    }
    if (parentSku && childSku && childSku.startsWith(parentSku)) {
        let suffix = childSku.slice(parentSku.length).trim().replace(/^[-_]+/, '').trim();
        if (suffix) return suffix;
    }
    if (cName && cName !== pName) return cName;
    return childSku || 'Standard';
}

// #endregion