export const loadingMessages = [
  'Searching The Times archive...',
  'Visiting Diddly squat farm...',
  'Kicking the tires...',
  'Looking under the hood...',
  'Rewatching Top Gear episodes...',
  'Arguing about electric cars...',
  'Feeding the cows...',
  'Tilling the soil...'
];

export function decodeUnicodeEscapes(str: string): string {
  const replacedStr = str.replace(/\\u([0-9a-fA-F]{4})/g, (_, hex) =>
    String.fromCharCode(parseInt(hex, 16))
  );
  // Strip control characters without using a control regex (lint-safe)
  let out = '';
  for (let i = 0; i < replacedStr.length; i++) {
    const code = replacedStr.charCodeAt(i);
    if (code >= 32 && code !== 127) {
      out += replacedStr[i];
    }
  }
  return out;
}

export function formatSnippet(snippet: string): string {
  if (!snippet) {
    return '';
  }
  if (snippet.startsWith('"') && snippet.endsWith('"')) {
    return decodeUnicodeEscapes(snippet);
  }
  return `"${decodeUnicodeEscapes(snippet)}"`;
}