public async Task CreateAsync(T model, bool saved = true)
{
_db.Set <T>().Add(model);
try
{
if (saved)
{
await _db.SaveChangesAsync();
}
}
catch (Exception e)
{
throw e;
}
}
/// <inheritdoc />
public IEnumerable <TDomain> LoadWhere(ISpecification <TDomain, TId> specification)
{
return(Context.Set <TDomain>().Where(specification.Operation()));
}
/// <summary>
/// 生成运货单
/// </summary>
/// <param name="code">货物id</param>
/// <param name="truckId">卡车id</param>
/// <returns></returns>
public async Task <bool> ToWayBill(string code, Guid truckId)
{
//查询状态是否正确--->修改订单中的状态--->生成waybill--->生成waybillLink
bool flag = true;
Order order;
using (var orderservice = new OrderService())
{
order = orderservice.GetAll().Where(p => p.BarCode == code).FirstOrDefault();
if (order == null || order.Status != "2")
{
flag = false;
}
}
if (flag)
{
var context = new LogisticsContext();
using (var transaction = context.Database.BeginTransaction())
{
try
{
//修改订单的状态
order.Status = "3";
context.Entry(order).State = EntityState.Modified;
await context.SaveChangesAsync();
//创建waybill
WayBill wayBill = new WayBill()
{
FinishTime = DateTime.Now,
PlanPath = "NULL"
};
context.Set <WayBill>().Add(wayBill);
await context.SaveChangesAsync();
//创建truck waybill联系
WaybillTransportLink transportLink = new WaybillTransportLink()
{
TransportInfoId = truckId,
WayBillId = wayBill.Id
};
context.Set <WaybillTransportLink>().Add(transportLink);
await context.SaveChangesAsync();
//创建order waybill联系
OrderWaybillLink orderWaybillLink = new OrderWaybillLink()
{
OrderId = order.Id,
WaybillId = wayBill.Id
};
context.Set <OrderWaybillLink>().Add(orderWaybillLink);
await context.SaveChangesAsync();
transaction.Commit();
}
catch (Exception errer)
{
transaction.Rollback();
flag = false;
throw errer;
}
finally
{
context.Dispose();
}
}
}
return(flag);
}
