/// <summary>
/// 查询店内指定车辆在指定时间的存货
/// </summary>
/// <param name="ShopID">店铺ID</param>
/// <param name="VersionID">车的型号</param>
/// <param name="StartYear">开始的年份(默认当前年份</param>
/// <param name="StartMonth">开始的月份(默认当前月份</param>
/// <param name="StartDay">开始的日(默认当前日</param>
/// <param name="EndYear">结束的年份(默认当前年份</param>
/// <param name="EndMonth">结束的月份(默认当前月份</param>
/// <param name="EndDay">结束日(默认当前日</param>
/// <returns></returns>
public int SelectCarCount_ShopIDAndTime(int ShopID, int VersionID, int?StartYear, int?StartMonth, int?StartDay, int?EndYear, int?EndMonth, int?EndDay)
{
OrderSummery OrderSummery_Manager = new OrderSummery();
int OrderCount = OrderSummery_Manager.SelectRentaledCarCount_TimeAndVersion(ShopID, VersionID, StartYear, StartMonth, StartDay, EndYear, EndMonth, EndDay);
int TatalCount = DB_ViewModel.Select(P => P.Shop_ID == ShopID && P.Version_ID == VersionID).First().Version_Count;
return(TatalCount - OrderCount);
}
/// <summary>
/// 查找一个市内指定时间段里是否还有指定数量的某车型
/// </summary>
/// <param name="CityID">城市ID</param>
/// <param name="CarCount">所需该车的数量</param>
/// <param name="VersionID">车的型号</param>
/// <param name="StartYear">开始的年份(默认当前年份</param>
/// <param name="StartMonth">开始的月份(默认当前月份</param>
/// <param name="StartDay">开始的日(默认当前日</param>
/// <param name="EndYear">结束的年份(默认当前年份</param>
/// <param name="EndMonth">结束的月份(默认当前月份</param>
/// <param name="EndDay">结束日(默认当前日</param>
/// <returns></returns>
public List <Car_Shop> SelectHasCar_CityIDAndTime(int CityID, int VersionID, int CarCount, int?StartYear, int?StartMonth, int?StartDay, int?EndYear, int?EndMonth, int?EndDay)
{
List <Car_Shop> List_Shop = new List <Car_Shop>();
OrderSummery OrderSummery_Manager = new OrderSummery();
//遍历在这个城市中每一个有该种类车型的店铺
foreach (Car_ViewModel CarInfo in DB_ViewModel.Select(P => P.Version_ID == VersionID && P.City_ID == CityID).ToList())
{
//取得该店铺中剩余数量，当剩余数量大于所需数量时，返回该店铺
int LastCount = OrderSummery_Manager.SelectRentaledCarCount_TimeAndVersion(CarInfo.Shop_ID, VersionID, StartYear, StartMonth, StartDay, EndYear, EndMonth, EndDay);
if (LastCount > CarCount)
{
List_Shop.Add(new Car_Shop()
{
Shop_ID = CarInfo.Shop_ID,
Shop_Info = CarInfo.Shop_Info,
Shop_Name = CarInfo.Shop_Name,
Shop_Phone = CarInfo.Shop_Phone,
Shop_City = CarInfo.City_ID
});
}
}
return(List_Shop);
}