finna reservation sort

sort.js

javascript:(function() {
    function parseDate(dateStr) {
        const [day, month, year] = dateStr.trim().split('.').map(Number);
        return new Date(year, month - 1, day);
    }

    function getElementTextContent(element, selector) {
        const el = element.querySelector(selector);
        return el ? el.textContent.trim() : '';
    }

    function getQueuePosition(row) {
        const text = getElementTextContent(row, 'div.holds-status-information p');
        const match = text.match(/Sijainti jonossa:\s*(\d+)/);
        return match ? parseInt(match[1], 10) : Infinity;
    }

    function getFreezeDate(row) {
        const strongElements = row.querySelectorAll('div.holds-status-information strong');
        for (const strong of strongElements) {
            const match = strong.textContent.match(/Jäädytetty.*?(\d{1,2}\.\d{1,2}\.\d{4})/);
            if (match) {
                return parseDate(match[1]);
            }
        }
        return new Date(9999, 11, 31); // Default if no date is found
    }

    function isFrozen(row) {
        const text = getElementTextContent(row, 'div.holds-status-information');
        return text.includes('Jäädytetty');
    }

    const table = document.querySelector('.myresearch-table tbody');
    if (!table) {
        alert('Table tbody not found');
    } else {
        const rows = Array.from(table.querySelectorAll('tr'));

        if (rows.length === 0) {
            alert('No rows found in the table');
        } else {
            const frozenRows = rows.filter(isFrozen);
            const nonFrozenRows = rows.filter(row => !isFrozen(row));

            // Sort non-frozen rows by queue position
            nonFrozenRows.sort((a, b) => getQueuePosition(a) - getQueuePosition(b));
            // Sort frozen rows by freeze date
            frozenRows.sort((a, b) => getFreezeDate(a) - getFreezeDate(b));

            // Combine non-frozen and frozen rows
            const sortedRows = [...nonFrozenRows, ...frozenRows];

            // Append sorted rows back to the table
            sortedRows.forEach(row => table.appendChild(row));
        }
    }
})();