Function findQuestionText

util/dom_utils.js:217–255

* Hybrid question text extraction for radio/checkbox * Step 1: Class-based heuristics (preferred - more precise) * Step 2: DOM traversal fallback (high recall)

(element)

 * Step 2: DOM traversal fallback (high recall)
 */
function findQuestionText(element) {
    // === STEP 1: Class-based heuristics (preferred) ===
    let ancestor = element.parentElement;
    let depth = 0;

    while (ancestor && depth < 6) {
        // Check if ancestor has label-like class
        const ancestorClasses = (ancestor.className || '').toString().toLowerCase();
        const hasLabelClass = LABEL_CLASS_PATTERNS.some(p => ancestorClasses.includes(p));

        if (hasLabelClass) {
            // Look for children/siblings with question text
            const questionEl = findQuestionElementInContainer(ancestor, element);
            if (questionEl) {
                const text = cleanLabelText(questionEl, element);
                if (text && text.length > 10) return text;
            }
        }

        // Also check children of ancestor for label-like elements
        for (const child of ancestor.children) {
            if (child.contains(element)) continue; // Skip branch containing our element

            const childClasses = (child.className || '').toString().toLowerCase();
            if (LABEL_CLASS_PATTERNS.some(p => childClasses.includes(p))) {
                const text = child.textContent?.trim();
                if (text && text.length > 10 && text.length < 500) {
                    return text;
                }
            }
        }

        ancestor = ancestor.parentElement;
        depth++;
    }

    // === STEP 2: DOM traversal fallback (high recall) ===
    return findNearbyLabelText(element);
}

/**
 * Find question element within a container