util func

핸드폰 번호 입력

export const autoHyphen = (phoneNumber) => {
  return phoneNumber
    .replace(/[^0-9]/g, "")
    .replace(
      /(^02|^0505|^1[0-9]{3}|^0[0-9]{2})([0-9]+)?([0-9]{4})$/,
      "$1-$2-$3"
    )
    .replace("--", "-");
};

숫자만 입력

export const onlyNumber = (text) => {
  return text.replace(/[^0-9]/g, "");
};

날짜 변환

export const dateFormat = (dateString, type) => {
  const weekDay = ["일", "월", "화", "수", "목", "금", "토"];
  let year;
  let month;
  let day;
  let week;
  let date = new Date(dateString);

  switch (type) {
    case "yyyy.MM":
      year = date.getFullYear();
      month = date.getMonth() + 1;
      month = month >= 10 ? month : "0" + month;
      return `${year}. ${month}`;
    case "yy.MM.dd":
      year = date.getFullYear().toString().slice(-2);
      month = date.getMonth() + 1;
      day = date.getDate();
      week = weekDay[date.getDay()];

      month = month >= 10 ? month : "0" + month;
      day = day >= 10 ? day : "0" + day;

      return year + ". " + month + ". " + day;
    case "yy.MM.dd (W)":
      year = date.getFullYear().toString().slice(-2);
      month = date.getMonth() + 1;
      day = date.getDate();
      week = weekDay[date.getDay()];

      month = month >= 10 ? month : "0" + month;
      day = day >= 10 ? day : "0" + day;

      return year + "." + month + "." + day + ` (${week})`;
    case "yyyy.MM.dd":
      year = date.getFullYear().toString();
      month = date.getMonth() + 1;
      day = date.getDate();
      week = weekDay[date.getDay()];

      month = month >= 10 ? month : "0" + month;
      day = day >= 10 ? day : "0" + day;

      return year + ". " + month + ". " + day;
    case "yyyy-MM-dd":
      year = date.getFullYear().toString();
      month = date.getMonth() + 1;
      day = date.getDate();
      week = weekDay[date.getDay()];

      month = month >= 10 ? month : "0" + month;
      day = day >= 10 ? day : "0" + day;

      return year + "-" + month + "-" + day;
    case "yyyy.MM.dd - hh:mm":
      year = date.getFullYear().toString();
      month = date.getMonth() + 1;
      day = date.getDate();

      let hour = date.getHours();
      let minute = date.getMinutes();

      month = month >= 10 ? month : "0" + month;
      day = day >= 10 ? day : "0" + day;
      hour = hour >= 10 ? hour : "0" + hour;
      minute = minute >= 10 ? minute : "0" + minute;

      return year + ". " + month + ". " + day + " - " + hour + ":" + minute;
    default:
      return date;
  }
};