/**
 * Utility-Funktionen für das Prompt Templates Frontend.
 */

/**
 * XSS-Schutz: Escaped HTML-Special-Chars
 * @param {string} s - Zu escapender String
 * @returns {string} Escaped String
 */
function esc(s) {
  const d = document.createElement('div');
  d.textContent = s == null ? '' : String(s);
  return d.innerHTML;
}

/**
 * Zeige Toast-Nachricht für 3 Sekunden
 * @param {string} message - Nachrichtentext
 */
function showToast(message) {
  const toast = document.getElementById('toast');
  toast.textContent = message;
  toast.classList.add('show');
  setTimeout(() => toast.classList.remove('show'), 3000);
}

/**
 * Inhalt in die Clipboard kopieren
 * @param {string} content - Zu kopierender Inhalt
 */
async function copyContentToClipboard(content) {
  try {
    await navigator.clipboard.writeText(content);
    showToast('✓ Inhalt kopiert');
  } catch (e) {
    // Fallback für ältere Browser
    const textarea = document.createElement('textarea');
    textarea.value = content;
    document.body.appendChild(textarea);
    textarea.select();
    document.execCommand('copy');
    document.body.removeChild(textarea);
    showToast('✓ Inhalt kopiert');
  }
}

export { esc, showToast, copyContentToClipboard };