/**
 * Normalize WeChat / ASR schedule utterances before intent parsing.
 * Keeps raw user text for display; use this for matching only.
 */
export function normalizeScheduleUtterance(text) {
  return String(text ?? '')
    .replace(/[\uFF10-\uFF19]/g, (ch) => String.fromCharCode(ch.charCodeAt(0) - 0xff10 + 0x30))
    .replace(/：/g, ':')
    .replace(/([0-9]{1,2}|[零一二两三四五六七八九十]{1,3})\s*([:：])\s*/gu, '$1$2')
    .replace(/([:：])\s*([0-9]{1,2})/gu, '$1$2')
    .replace(/([0-9]{1,2})\s*(点|：|:)/gu, '$1$2')
    .trim();
}

/** True when user is trying to set a reminder/alarm (not automation/digest). */
export function hasReminderSetupCue(compact) {
  if (!compact) return false;
  if (/(?:生成|制作|创建|做|执行|推送|发送|整理).{0,12}(?:页面|日报|报告|摘要)/u.test(compact)) {
    return false;
  }
  return (
    /(?:提醒我|到点提醒|提醒一下|闹钟|闹铃|叫我|记得提醒)/u.test(compact)
    || /(?:加个|添加|创建|安排)(?:一个|个)?提醒/u.test(compact)
    || /(?:设置|设|加|添加|创建|安排|定)(?:一个|个|一下)?(?:每天|每日|天天)?(?:.{0,40})?提醒/u.test(compact)
    || /(?:定|设)个?(?:闹钟|闹铃)/u.test(compact)
    || /^定时提醒/u.test(compact)
    || /(?:待办|代办|带办|代拜)提醒/u.test(compact)
    || /备忘提醒/u.test(compact)
  );
}

export function isWeeklyScheduleCue(compact) {
  return /(?:每周|每个周|星期[一二三四五六日天]|周[一二三四五六日天])/u.test(compact);
}