Copy Text to Clipboard

/**
 * Copy text to clipboard
 * @param text Text to copy
 * @returns Promise resolving to true if successful, false otherwise
 */
async function copyToClipboard(text: string): Promise<boolean> {
  try {
    if (navigator.clipboard) {
      // Modern browsers
      await navigator.clipboard.writeText(text);
    } else {
      // Fallback for older browsers
      const textArea = document.createElement('textarea');
      textArea.value = text;
      textArea.style.position = 'fixed'; // Prevent scrolling
      document.body.appendChild(textArea);
      textArea.focus();
      textArea.select();
      document.execCommand('copy');
      document.body.removeChild(textArea);
    }
    return true;
  } catch (error) {
    console.error('Failed to copy:', error);
    return false;
  }
}

// Usage Example
copyToClipboard('Hello World!').then(success => {
  if (success) alert('Text copied to clipboard!');
});