/// <summary>
/// clear all goods in the database and in the memory as O(n)
/// </summary>
public void DeleteAllGoods()
{
DAL.GoodDA.IGoodDA goodDA = new DAL.GoodDA.GoodDAO();
goodDA.DeleteGoods(_DAL_GoodList);
_DAL_GoodList.Clear();
_map.Goods = new List <Entity.Goods>();
}
/// <summary>
/// delete the goodlist inputed as O(n^2)
/// </summary>
/// <param name="GoodList"></param>
public void DeleteGoods(List <Entity.Goods> GoodList)
{
List <DAL.Goods> todel = new List <DAL.Goods>();
foreach (Entity.Goods g in GoodList)
{
todel.Add(g.DAL_GetGood());
}
//delete databse
DAL.GoodDA.IGoodDA goodDA = new DAL.GoodDA.GoodDAO();
goodDA.DeleteGoods(todel);
//delete memory
foreach (Entity.Goods g in GoodList)
{
_map.Goods.Remove(g);
_DAL_GoodList.Remove(g.DAL_GetGood());
}
}