const formatTime = function (value) {
  let date = new Date(parseInt(value));
  let year = date.getFullYear();
  let month = date.getMonth() + 1;
  let day = date.getDate();
  return `${year}.${String(month).length < 2 ? '0' + month : month}.${String(day).length < 2 ? '0' + day : day}`;
}
/**
 * 乐乎市集优惠券显示数据映射
 */
const getCouponData4Show = function (_coupon, _supplierId) {
  let _dataMap = {

  }
  //effective=4预热
  _dataMap.effective = _coupon.effective;
  //优惠额度
  if (_coupon.type == 2) {
    _dataMap.facevalue = _coupon.preferential + '折';
  } else {
    _dataMap.facevalue = '¥' + _coupon.preferential;
  }

  //使用门槛
  var _doorsill = '';
  if (_coupon.rule > 0) {
    if (_coupon.unitType == 2) {
      _doorsill = '满' + _coupon.rule + '件';
      _dataMap.doorsill = '满' + _coupon.rule + '件可用';
    } else {
      _doorsill = '满¥' + _coupon.rule;
      _dataMap.doorsill = '满¥' + _coupon.rule + '可用';
    }
  } else {
    _dataMap.doorsill = '无门槛';
  }

  //券的核心内容

  if (_coupon.rule <= 0 && (_coupon.type == 1 || _coupon.type == 4)) {
    //无门槛减
    _dataMap.corecnt = '立减' + _coupon.preferential;
  } else if (_coupon.rule <= 0 && _coupon.type == 2) {
    //无门槛折
    _dataMap.corecnt = '立享' + _coupon.preferential + '折';
  } else if ((_coupon.type == 1 || _coupon.type == 4) && _coupon.unitType == 1) {
    //满额减
    _dataMap.corecnt = '满' + _coupon.rule + '减' + _coupon.preferential;
  } else if (_coupon.type == 1 && _coupon.unitType == 2) {
    //满件减
    _dataMap.corecnt = '满' + _coupon.rule + '件减' + _coupon.preferential + '元';
  } else if (_coupon.type == 2 && _coupon.unitType == 1) {
    //满额折
    _dataMap.corecnt = '满' + _coupon.rule + '享' + _coupon.preferential + '折';
  } else if (_coupon.type == 2 && _coupon.unitType == 2) {
    //满件折
    _dataMap.corecnt = '满' + _coupon.rule + '件享' + _coupon.preferential + '折';
  }

  //名称
  _dataMap.name = _coupon.name || _coupon.couponName;
  _dataMap.couponId = _coupon.id || _coupon.couponId;

  //有效期
  _dataMap.startTime = formatTime(_coupon.startTime);
  _dataMap.endTime = formatTime(_coupon.endTime);

  //更多活动商品链接
  _dataMap.pdlink = '/market/fe/html/addOnProduct.html?couponId=' + _dataMap.couponId + '&supplierId=' + _supplierId;

  //剩余数量提醒
  _dataMap.isShowStock = false;
  if (_coupon.showStock == 2) {
    //阀值展示
    if (_coupon.stock <= _coupon.threshold) {
      _dataMap.isShowStock = true;
    }
  } else if (_coupon.showStock == 1) {
    //展示
    _dataMap.isShowStock = true;
  } else {
    //不展示
  }

  if (_dataMap.isShowStock) {
    if (_coupon.stock < 100) {
      _dataMap.stocktip = '<span style="color:#ff5367;">仅剩' + _coupon.stock + '张</span>'
    } else {
      _dataMap.stocktip = _coupon.stock + '张';
    }
  }

  return _dataMap;
}

const getPreferentialText = function (couponInfo) {
  if(couponInfo.type == -100){ // 淘客优惠券
    return couponInfo.name
  }
  else if ((couponInfo.type == 1 || couponInfo.type == 4) && couponInfo.rule == 0) {//无门槛减
    return `立减${couponInfo.preferential}`
  } else if (couponInfo.type == 2 && couponInfo.rule == 0) {//无门槛折
    return `立享${couponInfo.preferential}折`
  } else if ((couponInfo.type == 1 || couponInfo.type == 4) && couponInfo.unitType == 1) {//满额减
    return `满${couponInfo.rule}减${couponInfo.preferential}`

  } else if (couponInfo.type == 1 && couponInfo.unitType == 2) {//满件减
    return `满${couponInfo.rule}件减${couponInfo.preferential}`;
  } else if (couponInfo.type == 2 && couponInfo.unitType == 1) {//满额折
    return `满${couponInfo.rule}享${couponInfo.preferential}折`
  } else if (couponInfo.type == 2 && couponInfo.unitType == 2) {//满件折
    return `满${couponInfo.rule}件享${couponInfo.preferential}折`
  }

}

const getCouponFaceValue = function (coupon) {
  if (coupon.type == 2) {
    return `${coupon.preferential}折`;
  } else {
    return `¥${coupon.preferential}`;
  }
}
const couponDateFormat = formatTime;

export  {getCouponData4Show, getPreferentialText, getCouponFaceValue, couponDateFormat};