关于计算请假时长问题

最新推荐文章于 2024-12-26 15:45:18 发布

原创最新推荐文章于 2024-12-26 15:45:18 发布 · 430 阅读

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import dayjs from "dayjs";

/**
 * 返回小时计算(适用于计算小时)
 * 计算请假时长
 * startTime    开始时间
 * endTime      结束时间
 * workSatrt   上班时间
 * workEnd   下班时间
 * isFree  是否要去除午休工作时长
 * freeStart  午休开始时间
 * freeEnd  午休结束时间
 * isHours 返回小时/天
 */

function getTimeLong(
  startTime,
  endTime,
  workSatrt,
  workEnd,
  isFree,
  freeStart,
  freeEnd,
  isHours
) {
  let duration = 0; //总时长(小时)
  let startTimeDay = startTime.split(" ")[0]; //获取开始时间的年月日
  let endTimeDay = endTime.split(" ")[0]; //获取结束时间的年月日
  let startTimeHour = startTime.split(" ")[1].split(":")[0] * 1; //获取开始时间的小时数
  let endTiemHour = endTime.split(" ")[1].split(":")[0] * 1; //获取结束时间的小时数
  if (startTimeHour <= workSatrt) {
    startTimeHour = workSatrt;
  } else if (startTimeHour >= workEnd) {
    startTimeHour = workEnd;
  }
  if (endTiemHour >= workEnd) {
    endTiemHour = workEnd;
  } else if (endTiemHour <= workSatrt) {
    endTiemHour = workSatrt;
  }
  //如果相等则为同一天
  if (dayjs(startTimeDay).unix() == dayjs(endTimeDay).unix()) {
    // 是否去除休息日
    if (isFree) {
      if (startTimeHour <= freeStart) {
        if (endTiemHour <= freeStart) {
          duration = endTiemHour - startTimeHour;
        } else if (endTiemHour > freeStart && endTiemHour < freeEnd) {
          duration = freeStart  - startTimeHour;
        } else if (endTiemHour >= freeEnd) {
          duration = freeStart  - startTimeHour + endTiemHour - freeEnd  ;
        }
      } else if (startTimeHour > freeStart && startTimeHour < freeEnd) {
        duration = endTiemHour - freeEnd  ;
      } else if (startTimeHour >= freeEnd) {
        duration = endTiemHour - startTimeHour;
      }
    } else {
      duration = endTiemHour - startTimeHour;
    }
  } else if (dayjs(startTimeDay).unix() < dayjs(endTimeDay).unix()) {
    // 两个日期间有几天
    let daylongs =
      (dayjs(endTimeDay).unix() - dayjs(startTimeDay).unix()) / (24 * 60 * 60);

    let startTimeWeek = dayjs(startTimeDay).day(); //开始周几
    let daysBetween = 0; //剔除周末有几天 两个日期间有多少天
    for (let i = startTimeWeek + 1; i < startTimeWeek + daylongs; i++) {
      if (i % 7 != 0 && i % 7 != 6) {
        daysBetween += 1;
      }
    }
    let firstDayTimeLong = 0; //开始时间当天的小时数
    let endDayTimeLong = 0; //结束当天的小时数
    if (isFree) {
      if (startTimeHour <= freeStart) {
        firstDayTimeLong = freeStart - startTimeHour + workEnd - freeEnd;
      } else if (startTimeHour > freeStart && startTimeHour < freeEnd) {
        firstDayTimeLong = workEnd - freeEnd;
      } else if (startTimeHour >= freeEnd) {
        firstDayTimeLong = workEnd - startTimeHour;
      }
      if (endTiemHour <= freeStart) {
        endDayTimeLong = endTiemHour - workSatrt;
      } else if (endTiemHour > freeStart && endTiemHour < freeEnd) {
        endDayTimeLong = freeStart - workSatrt;
      } else if (endTiemHour >= freeEnd) {
        endDayTimeLong = freeStart - workSatrt + endTiemHour - freeEnd;
      }
      duration = daysBetween * 8 + firstDayTimeLong + endDayTimeLong;
    } else {
      firstDayTimeLong = workEnd - startTimeHour;
      endDayTimeLong = endTiemHour - workSatrt;
      duration = daysBetween * 8 + firstDayTimeLong + endDayTimeLong;
    }
  }
  if (isHours) {
    return duration;
  } else {
    return duration / 8;
  }
}

export default getTimeLong;