public ActionResult _CreateRecord(long giftId)
{
//获取默认邮寄地址
MailAddress mailAddress = null;
IEnumerable <MailAddress> mails = new MailAddressService().GetsOfUser(UserContext.CurrentUser.UserId);
//从数据库中取实体，取不到则创建
mailAddress = mails.Count() > 0 ? mails.First() : MailAddress.New();
var mailAddressEditModel = mailAddress.AsEditModel();
//创建兑换记录的EditModel
IUser currentUser = UserContext.CurrentUser;
PointGift gift = pointMallService.GetGift(giftId);
var recordEditModel = new RecordEditModel();
recordEditModel.Address = mailAddressEditModel.Address ?? string.Empty;
recordEditModel.Addressee = mailAddressEditModel.Addressee ?? string.Empty;
recordEditModel.PostCode = mailAddressEditModel.PostCode ?? string.Empty;
recordEditModel.Tel = mailAddressEditModel.Tel ?? string.Empty;
recordEditModel.GiftId = giftId;
recordEditModel.Payer = currentUser.DisplayName;
recordEditModel.PayerUserId = currentUser.UserId;
recordEditModel.GiftName = gift.Name;
ViewData["recordEditModel"] = recordEditModel;
return(View(mailAddressEditModel));
}
public ActionResult _CreateRecord(RecordEditModel recordEditModel)
{
PointGiftExchangeRecord record = recordEditModel.AsPointGiftExchangeRecord();
if (record.PointGift == null)
{
return(Json(new StatusMessageData(StatusMessageType.Error, "找不到商品")));
}
if (!record.PointGift.IsEnabled)
{
return(Json(new StatusMessageData(StatusMessageType.Error, "该商品已下架,不允许兑换！")));
}
if (record.Number <= 0)
{
return(Json(new StatusMessageData(StatusMessageType.Error, "兑换数量必须为正整数！")));
}
var user = DIContainer.Resolve <UserService>().GetUser(recordEditModel.PayerUserId);
var totalPrice = record.Number * record.PointGift.Price;
record.Price = totalPrice;
if (totalPrice > user.TradePoints)
{
return(Json(new StatusMessageData(StatusMessageType.Error, "你没有这么多积分！")));
}
pointMallService.CreateRecord(record);
if (record.RecordId <= 0)
{
return(Json(new StatusMessageData(StatusMessageType.Error, "兑换商品失败！")));
}
//兑换数增加
record.PointGift.ExchangedCount += record.Number;
pointMallService.UpdateGift(record.PointGift);
return(Json(new StatusMessageData(StatusMessageType.Success, "兑换商品成功！")));
}
