// XSS prevention helper — delegates to lt.escHtml() from web_template/base.js
function escapeHtml(text) {
    return lt.escHtml(text);
}

// Get ticket ID from URL (handles both /ticket/123 and ?id=123 formats)
function getTicketIdFromUrl() {
    const pathMatch = window.location.pathname.match(/\/ticket\/(\d+)/);
    if (pathMatch) return pathMatch[1];
    const params = new URLSearchParams(window.location.search);
    return params.get('id');
}

/**
 * Show a terminal-style confirmation modal using the lt.modal system.
 * @param {string} title - Modal title
 * @param {string} message - Confirmation message
 * @param {string} type - 'warning' | 'error' | 'info'
 * @param {Function} onConfirm - Called when user confirms
 * @param {Function|null} onCancel - Called when user cancels
 */
function showConfirmModal(title, message, type = 'warning', onConfirm, onCancel = null) {
    const modalId = 'confirmModal' + Date.now();
    const colors = { warning: 'var(--terminal-amber)', error: 'var(--status-closed)', info: 'var(--terminal-cyan)' };
    const icons  = { warning: '[ ! ]', error: '[ X ]', info: '[ i ]' };
    const color  = colors[type] || colors.warning;
    const icon   = icons[type]  || icons.warning;
    const safeTitle   = lt.escHtml(title);
    const safeMessage = lt.escHtml(message).replace(/\n/g, '<br>');

    document.body.insertAdjacentHTML('beforeend', `
        <div class="lt-modal-overlay" id="${modalId}" aria-hidden="true" role="dialog" aria-modal="true" aria-labelledby="${modalId}_title">
            <div class="lt-modal lt-modal-sm">
                <div class="lt-modal-header" style="color:${color};">
                    <span class="lt-modal-title" id="${modalId}_title">${icon} ${safeTitle}</span>
                    <button class="lt-modal-close" data-modal-close aria-label="Close">✕</button>
                </div>
                <div class="lt-modal-body lt-text-center">
                    <p>${safeMessage}</p>
                </div>
                <div class="lt-modal-footer">
                    <button class="lt-btn lt-btn-primary" id="${modalId}_confirm">CONFIRM</button>
                    <button class="lt-btn lt-btn-ghost" id="${modalId}_cancel">CANCEL</button>
                </div>
            </div>
        </div>
    `);

    const modal   = document.getElementById(modalId);
    lt.modal.open(modalId);
    const cleanup = (cb) => { lt.modal.close(modalId); setTimeout(() => modal.remove(), 300); if (cb) cb(); };
    document.getElementById(`${modalId}_confirm`).addEventListener('click', () => cleanup(onConfirm));
    document.getElementById(`${modalId}_cancel`).addEventListener('click', () => cleanup(onCancel));
    modal.querySelector('[data-modal-close]').addEventListener('click', () => cleanup(onCancel));
}