// @ts-nocheck


export function inferTimetableQuery(text) {
    const s = String(text || '').trim();
    if (!s) return '';

    const loadMatch = s.match(/(?:请|帮我|麻烦)?(?:加载|打开|载入|导入)\s*[`"'「]?([^`"'」\s,，。！？]+?)[`"'」]?(?:的)?(?:运营图|时刻表|运行图)/i);
    if (loadMatch && loadMatch[1]) return loadMatch[1].trim();

    const bareMatch = s.match(/([^,，。！？\s]+?)(?:的)?(?:运营图|时刻表|运行图)/i);
    if (bareMatch && bareMatch[1] && !/^(加载|打开|载入|导入|请|帮我)/.test(bareMatch[1])) {
        return bareMatch[1].trim();
    }

    return '';
}

export function normalizeTimetableQuery(raw) {
    let q = String(raw || '').trim();
    if (!q) return '';

    const inferred = inferTimetableQuery(q);
    if (inferred) return inferred;

    q = q.replace(/^(?:请|帮我|麻烦)?(?:加载|打开|载入|导入)\s*/i, '').trim();
    q = q.replace(/的?(?:运营图|时刻表|运行图)$/i, '').trim();
    return q;
}