common.js

const moment = require("moment");
const fs = require("fs");

/*load setting value from json file*/
const data = JSON.parse(fs.readFileSync("./settings.json", "UTF-8"));
const now = moment()
  .utcOffset("+0900")
  .format("YYYY-MM-DD");

/*Functions about define datekind and daykind to make URL query string. */
function getDateKind() {
  const semester = data.calendar[0].semester;
  const vacation_session = data.calendar[1].vacation_session;
  const vacation = data.calendar[2].vacation;

  if (moment(now).isBetween(semester.start, semester.end, null, [])) {
    return "semester";
  } else if (
    moment(now).isBetween(
      vacation_session.start,
      vacation_session.end,
      null,
      []
    )
  ) {
    return "vacation_session";
  } else if (moment(now).isBetween(vacation.start, vacation.end, null, [])) {
    return "vacation";
  } else {
    return "error";
  }
}

function getDayKind() {
  const holiday = data.calendar[3].holiday;

  // console.log((moment().utcOffset('+0900').day()));
  let momentDay = moment()
    .utcOffset("+0900")
    .day();
  if (holiday.indexOf(now) !== -1) {
    //holiday 배열에서 오늘날짜 값을 찾을 경우
    console.log("공휴일 보정");
    momentDay = 0; //일요일로 날짜 보정.
  }

  switch (momentDay) {
    case 0: //sunday
      return "weekend";
    case 6: //saturday
      return "weekend";
    default:
      return "week";
  }
}

function isHalt() {
  const haltList = data.calendar[4].halt;
  console.log(haltList);
  if (haltList.indexOf(now) !== -1) {
    return "halted";
  } else {
    return "";
  }
}

module.exports.getDayKind = getDayKind;
module.exports.getDateKind = getDateKind;
module.exports.isHalt = isHalt;