/// <summary>
/// 向会员销售
/// </summary>
/// <returns>购买记录</returns>
public SellRecord Sell(Tutor tutor, Member member)
{
// 1、新建一个购买记录
SellRecord sellRecord = new SellRecord()
{
Product = this,
ProductId = this.Id,
Price = this.Price,
Tutor = tutor,
TutorId = tutor.Id,
SellDate = DateTime.Now
};
// 产生一张新卡
MemberCard newMemberCard = CreateMemberCart();
// 卡中写入会员及销售信息
newMemberCard.SellRecord = sellRecord;
newMemberCard.PurchaseDate = DateTime.Now;
newMemberCard.Member = member;
// 会员的卡集中增加此卡
member.MemberCards.Add(newMemberCard);
return(sellRecord);
}
/// <summary>
/// 销售产品
/// </summary>
/// <param name="product">所销售产品</param>
/// <returns>购买记录</returns>
public SellRecord Sell(Tutor tutor)
{
SellRecord purchase = new SellRecord()
{
Product = this,
ProductId = this.Id,
Price = this.Price,
Tutor = tutor,
TutorId = tutor.Id,
SellDate = DateTime.Now
};
return(purchase);
}