const BOOL_FIELDS = new Set([
    'isSystemField', 'isRequired', 'isAdmin', 'adminOnly', 'hidden',
    '_detailPage', '_disableAdd', '_disableDelete'
]);
const INT_FIELDS = new Set(['order', 'menuOrder', 'maxRecords', 'maxUploads']);

function stripPhpLine(ini) {
    return ini.replace(/^<\?php.*?\?>\s*\n?/, '');
}

function coerceValue(key, value) {
    if (BOOL_FIELDS.has(key)) return value === '1';
    if (INT_FIELDS.has(key)) { const n = parseInt(value, 10); return isNaN(n) ? 0 : n; }
    return value;
}

export function parseIniMeta(iniContent) {
    const clean = stripPhpLine(iniContent);
    const meta = {};
    for (const line of clean.split('\n')) {
        const trimmed = line.trim();
        if (!trimmed || trimmed.startsWith(';') || trimmed.startsWith('#')) continue;
        if (trimmed.startsWith('[')) break;
        const m = trimmed.match(/^([^\s=]+)\s*=\s*(.*)$/);
        if (m) {
            const key = m[1];
            const value = m[2].trim().replace(/^"|"$/g, '');
            meta[key] = coerceValue(key, value);
        }
    }
    return meta;
}

export function parseIniSchema(iniContent) {
    const clean = stripPhpLine(iniContent);
    const result = {};
    const fields = {};
    let currentSection = null;

    for (const line of clean.split('\n')) {
        const trimmed = line.trim();
        if (!trimmed || trimmed.startsWith(';') || trimmed.startsWith('#')) continue;

        const sectionMatch = trimmed.match(/^\[(.+)\]$/);
        if (sectionMatch) {
            currentSection = sectionMatch[1];
            fields[currentSection] = {};
            continue;
        }

        const kvMatch = trimmed.match(/^([^\s=]+)\s*=\s*(.*)$/);
        if (kvMatch) {
            const key = kvMatch[1];
            const value = kvMatch[2].trim().replace(/^"|"$/g, '');
            if (currentSection) {
                fields[currentSection][key] = coerceValue(key, value);
            } else {
                result[key] = coerceValue(key, value);
            }
        }
    }

    result.fields = fields;
    return result;
}