/* * This method creates a new PartListin the system and in the db * This method can return: * null = the PartList was not created * a PartList = the PartList was created succesfully */ public PartList CreatePartList(Item i, int shoppinglistNumber, int amount) { PartList psl = new PartList(amount, false, i); if(sDB.CreatePartList(psl, shoppinglistNumber) != 1) { psl = null; } else { psl.Id = sDB.FindPartListID(shoppinglistNumber, i.Id); } return psl; }
public void AddPartList(ShoppingList sl, PartList psl) { sCtrl.AddPartList(sl, psl); }
/* * This method is used to create a PartList in the DB * This method return the number of lines this method changed in the DB. */ public int CreatePartList(PartList psl, int shoppinglistNumber) { conn.Open(); DbTransaction dbTrans = conn.GetDbCon().BeginTransaction(); try { DbCommand comm = conn.GetDbCon().CreateCommand(); comm.Transaction = dbTrans; string sql = "INSERT INTO dbo.partlist values(@amount, @bought, @item_id, @shoppinglist_id)"; comm.CommandText = sql; DbParameter dbParamAmount = conn.GetDbFactory().CreateParameter(); dbParamAmount.DbType = DbType.Int32; dbParamAmount.Value = psl.Amount; dbParamAmount.ParameterName = "amount"; DbParameter dbParamBought = conn.GetDbFactory().CreateParameter(); dbParamBought.DbType = DbType.Boolean; //HERHERHERHER dbParamBought.Value = psl.Bought; dbParamBought.ParameterName = "bought"; DbParameter dbParamItemID = conn.GetDbFactory().CreateParameter(); dbParamItemID.DbType = DbType.Int32; dbParamItemID.Value = psl.Item.Id; dbParamItemID.ParameterName = "item_id"; DbParameter dbParamShoppingListID = conn.GetDbFactory().CreateParameter(); dbParamShoppingListID.DbType = DbType.Int32; dbParamShoppingListID.Value = shoppinglistNumber; dbParamShoppingListID.ParameterName = "shoppinglist_id"; comm.Parameters.Add(dbParamAmount); comm.Parameters.Add(dbParamBought); comm.Parameters.Add(dbParamItemID); comm.Parameters.Add(dbParamShoppingListID); int result = comm.ExecuteNonQuery(); dbTrans.Commit(); conn.GetDbCon().Close(); return result; } catch (SqlException) { dbTrans.Rollback(); conn.GetDbCon().Close(); return 0; } }
/* * This method is used to get all PartLists associated with the specified ShoppingList * This method returns a collection of all PartLists associated with this ShopppingList */ private List<PartList> GetPartListsSLNumber(int ShoppingListNumber) { List<PartList> pls = new List<PartList>(); conn.Open(); DbCommand comm = conn.GetDbCon().CreateCommand(); string sql = "SELECT id, amount, bought, item_id from dbo.partlist where shoppinglist_id = @ShoppingListNumber"; comm.CommandText = sql; DbParameter dbParamShoppingListNumber = conn.GetDbFactory().CreateParameter(); dbParamShoppingListNumber.DbType = DbType.Int32; dbParamShoppingListNumber.Value = ShoppingListNumber; dbParamShoppingListNumber.ParameterName = "ShoppingListNumber"; comm.Parameters.Add(dbParamShoppingListNumber); List<PartList> PartLists = new List<PartList>(); DbDataReader dr = comm.ExecuteReader(); while (dr.Read()) { PartList psl = new PartList(); psl.Id = dr.GetInt32(0); int i = dr.GetInt32(1); psl.Amount = i; if (dr.GetBoolean(2) == true) // HERHERHERHERH { psl.Bought = true; } else { psl.Bought = false; } int ItemID = 0; ItemID = dr.GetInt32(3); psl.Item = iDb.GetItem(ItemID); PartLists.Add(psl); } dr.Close(); pls = PartLists; return pls; }
/* * This method adds a PartList to the specified ShoppingList */ public void AddPartList(ShoppingList sl, PartList psl) { sl.PartLists.Add(psl); }