private void AddCoupons()
{
string formString = WebUtils.GetFormString("code");
CouponsInfo dataBySN = Coupons.GetDataBySN(formString);
if (dataBySN == null)
{
base.WriteJsonTip(false, "优惠券编码无效", "");
}
else if (base.UserID == -1)
{
base.WriteJsonTip(false, "会员没有登录", "");
}
else if (dataBySN.EndTime > System.DateTime.Now)
{
base.WriteJsonTip(false, "优惠券已过期", "");
}
else if (!string.IsNullOrEmpty(dataBySN.UserName))
{
base.WriteJsonTip(false, "优惠券已经绑定了会员", "");
}
else if (dataBySN.IsUsed)
{
base.WriteJsonTip(false, "优惠券已经使用过了", "");
}
else if (dataBySN.UserName == base.UserName)
{
base.WriteJsonTip(false, "已经绑定了这张优惠券", "");
}
else
{
dataBySN.UserName = base.UserName;
if (Coupons.Update(dataBySN))
{
base.WriteJsonTip(true, "优惠券绑定成功！", "");
}
else
{
base.WriteJsonTip(false, "Thao tác thất bại！", "");
}
}
}
