public NormalResult DistributeCouponToMember(DistributeCouponToMemberArgs args)
{
//临时方案，先把所有会员信息拉出来
using (Entities db = new Entities())
{
Coupon_Info coupon = db.Coupon_Info.FirstOrDefault(c => c.id == args.CouponId);
if (coupon == null)
{
return(new NormalResult("指定的券不存在。"));
}
if (coupon.is_lose_valid == 1)
{
return(new NormalResult("指定的券已失效。"));
}
if (coupon.end_time <= DateTime.Now)
{
return(new NormalResult("指定的券已超过最后使用时限。"));
}
Member member = db.Member.FirstOrDefault(c => c.id == args.MemberId);
if (member == null)
{
return(new NormalResult("指定的会员不存在。"));
}
Member_Coupon_Account couponAccount = new Member_Coupon_Account();
couponAccount.member_id = member.id;
couponAccount.is_use = 0;
couponAccount.coupon_id = coupon.id;
couponAccount.create_time = DateTime.Now;
db.Member_Coupon_Account.Add(couponAccount);
db.SaveChanges();
return(new NormalResult());
}
}
public NormalResult CreateOrder(Product_Order_Master order)
{
if (order.Product_Order_Detail == null || order.Product_Order_Detail.Count == 0)
{
return(new NormalResult("订单明细数据无效。"));
}
//product.Id = Guid.NewGuid();
using (Entities db = new Entities())
{
Member member = db.Member.FirstOrDefault(e => e.id == order.member_id);
if (member == null)
{
return(new NormalResult("订单明细中的 member_id 无效。"));
}
if (member.status != 2)
{
return(new NormalResult("指定会员的状态不是审核通过状态。"));
}
if (String.IsNullOrEmpty(member.phone_num) || member.phone_num.Length < 11)
{
return(new NormalResult("指定会员的手机号码无效。"));
}
order.id = DateTime.Now.ToString("yyyyMMddHHmmss") + member.phone_num.Substring(7, 4) + _random.Next(100, 999).ToString();
order.order_date_time = DateTime.Now;
order.real_total_price = 0;
order.order_price = 0;
order.product_num = 0;
order.current_status = 1;//待付费
order.rebate_flag = 0;
order.del_flag = 0;
order.total_Rebate_Amount = 0;
order.superior_Rebate_Amount = 0;
order.superior_Parent_Rebate_Amount = 0;
order.receiving_real_price = 0;
foreach (var detailItem in order.Product_Order_Detail)
{
#region 验证
//App 里不会传productId的 都是传product_code
detailItem.product_id = Convert.ToInt32(detailItem.product_code);
Product_Info product = db.Product_Info.FirstOrDefault(e => e.id == detailItem.product_id);
if (product == null)
{
return(new NormalResult("订单明细中的 product_id 无效。"));
}
if (detailItem.buy_num <= 0)
{
return(new NormalResult("订单明细中的商品购买数量不正确：" + product.product_name));
}
if (product.status == 0)
{
return(new NormalResult("订单明细中的商品已下架：" + product.product_name));
}
if (product.stock < detailItem.buy_num)
{
return(new NormalResult("订单明细中的商品库存不足：" + product.product_name));
}
Member_Coupon_Account couponAccount = null;
Coupon_Info coupon = null;
if (detailItem.coupon_id.HasValue)
{
if (detailItem.buy_num > 1)
{
return(new NormalResult("订单明细中的商品在使用券的情况下，购买数量仅限1件：" + product.product_name));
}
couponAccount = db.Member_Coupon_Account.FirstOrDefault(e => e.id == detailItem.coupon_id.Value);
if (couponAccount == null)
{
return(new NormalResult("订单明细中的 coupon_id 无效：" + product.product_name));
}
if (couponAccount.is_use == 1)
{
return(new NormalResult("订单明细中指定的券是已经使用过的券：" + product.product_name));
}
coupon = db.Coupon_Info.FirstOrDefault(e => e.id == couponAccount.coupon_id);
if (couponAccount == null)
{
return(new NormalResult("订单明细中指定商品所使用的券不存在：" + product.product_name));
}
if (coupon.is_lose_valid == 1)
{
return(new NormalResult("订单明细中指定商品所使用的券已经失效：" + product.product_name));
}
if (coupon.start_time.HasValue && coupon.start_time.Value > DateTime.Now)
{
return(new NormalResult("订单明细中指定商品所使用的券还没有到开始使用时间：" + product.product_name));
}
if (coupon.end_time.HasValue && coupon.end_time.Value < DateTime.Now)
{
return(new NormalResult("订单明细中指定商品所使用的券已经超过了使用截止使用时间：" + product.product_name));
}
}
#endregion
#region 给明细表赋值
detailItem.order_id = order.id;
detailItem.product_code = product.product_code;
detailItem.product_name = product.product_name;
detailItem.thumb_pic = product.thumb_pic;
detailItem.summary = product.summary;
detailItem.desc_url = product.desc_url;
detailItem.real_price = product.real_price;
detailItem.first_distribution_price = product.first_distribution_price;
detailItem.second_distribution_price = product.second_distribution_price;
detailItem.member_price = product.member_price;
detailItem.cost_price = product.cost_price;
if (coupon != null)
{
detailItem.coupon_name = coupon.name;
//更新为已使用状态
couponAccount.is_use = 1;
couponAccount.use_time = DateTime.Now;
}
detailItem.is_receiving = 0;
#endregion
#region 计算价格
//如果使用了券，则用会员价计算
//如果没使用券，则看会员的级别
if (coupon != null)
{
detailItem.current_price = coupon.discount * product.member_price;
detailItem.coupon_sale_price = product.member_price - detailItem.current_price;
}
else
{
switch (member.type)
{
case 1: //一级代理
detailItem.current_price = product.first_distribution_price;
break;
case 2: //二级代理
detailItem.current_price = product.second_distribution_price;
break;
case 3: //会员
detailItem.current_price = product.member_price;
break;
default:
return(new NormalResult("指定会员的会员级别无效：" + member.type));
}
}
#endregion
#region 给订单主表字段赋值
order.real_total_price += product.real_price;
order.order_price += detailItem.cost_price;
order.product_num += detailItem.buy_num;
#endregion
}
db.Product_Order_Master.Add(order);
db.SaveChanges();
}
return(new NormalResult());
}