public void Delete(Location deleteThis)
{
_dataEngine.InitialiseParameterList();
_dataEngine.AddParameter("@Id", deleteThis.Id.ToString());
_sqlToExecute = "DELETE FROM [dbo].[Location] WHERE Id = " + _dataEngine.GetParametersForQuery();
if (!_dataEngine.ExecuteSql(_sqlToExecute))
throw new Exception("Location - Delete failed");
}
public int Insert(Location saveThis)
{
try
{
_db.Locations.InsertOnSubmit(saveThis);
_db.SubmitChanges();
return saveThis.Id;
}
catch (Exception e)
{
throw new Exception(e.Message);
}
}
public void Delete(Location deleteThis)
{
try
{
if (deleteThis.Id > 0)
{
_db.Locations.DeleteOnSubmit(deleteThis);
_db.SubmitChanges(ConflictMode.FailOnFirstConflict);
}
}
catch (Exception e)
{
throw new Exception(e.Message);
}
}
public void Update(Location updateThis)
{
try
{
_db.Locations.Attach(updateThis);
_db.Refresh(RefreshMode.KeepCurrentValues, updateThis);
_db.SubmitChanges();
}
catch (Exception e)
{
throw new Exception(e.Message);
}
}
public void CreateLocation(int customerId, ref Location location, ref Address address)
{
//Check a valid customer id has been passed
try
{
var customer = _da.Value.Customer.GetById(customerId);
}
catch (Exception ex)
{
throw ex;
}
//Create a new location record
var insertedRowId = _da.Value.Location.Insert(location);
if (insertedRowId == 0)
{
throw new Exception("Failed to create location record");
}
else
{
location.Id = insertedRowId;
}
//Link the customer and location
var customerLocationLink = new LinkObjectMaster()
{
MasterLinkId = customerId,
MasterLinkType = LinkType.Customer,
ChildLinkId = location.Id,
ChildLinkType = LinkType.Location
};
//Save the link record
insertedRowId = _da.Value.Link.Insert(customerLocationLink);
if (insertedRowId == 0)
{
//Roll back the inserts as it's failed
//Delete the location record
_da.Value.Location.Delete(location);
throw new Exception("Failed to create customer location link record, transaction rolled back");
}
//Save the address record
var addressCreated = false;
if (address.Id == 0)
{
//Create a new address record
insertedRowId = _da.Value.Address.Insert(address);
if (insertedRowId == 0)
{
throw new Exception("Failed to create address record");
}
else
{
address.Id = insertedRowId;
addressCreated = true;
}
}
//Link the location and address records
var locationAddressLink = new LinkObjectMaster()
{
MasterLinkId = location.Id,
MasterLinkType = LinkType.Location,
ChildLinkId = address.Id,
ChildLinkType = LinkType.Address
};
//Save the link record
insertedRowId = _da.Value.Link.Insert(locationAddressLink);
if (insertedRowId == 0)
{
//Roll back the inserts as it's failed
//Delete the location record
_da.Value.Location.Delete(location);
if (addressCreated)
_da.Value.Address.Delete(address);
throw new Exception("Failed to create location address link record, transaction rolled back");
}
}
public void UpdateLocation(ref Location location)
{
_da.Value.Location.Update(location);
}
public int Insert(Location saveThis)
{
_dataEngine.InitialiseParameterList();
_dataEngine.AddParameter("@LocationDescription", saveThis.LocationDescription);
_sqlToExecute = "INSERT INTO [dbo].[Location] ";
_sqlToExecute += "([LocationDescription]) ";
_sqlToExecute += "OUTPUT INSERTED.Id ";
_sqlToExecute += "VALUES ";
_sqlToExecute += "(";
_sqlToExecute += _dataEngine.GetParametersForQuery();
_sqlToExecute += ")";
int insertedRowId = 0;
if (!_dataEngine.ExecuteSql(_sqlToExecute, out insertedRowId))
throw new Exception("Location - Save failed");
return insertedRowId;
}
/// <summary>
/// Creates the object from the data returned from the database
/// </summary>
/// <returns></returns>
private Location CreateLocationFromData()
{
var location = new Location
{
Id = int.Parse(_dataEngine.Dr["Id"].ToString()),
LocationDescription = _dataEngine.Dr["LocationDescription"].ToString()
};
return location;
}
public void Update(Location saveThis)
{
_dataEngine.InitialiseParameterList();
_dataEngine.AddParameter("@LocationDescription", saveThis.LocationDescription);
_sqlToExecute = "UPDATE [dbo].[Location] SET ";
_sqlToExecute += "[LocationDescription] = @LocationDescription ";
_sqlToExecute += "WHERE [Id] = " + saveThis.Id;
if (!_dataEngine.ExecuteSql(_sqlToExecute))
throw new Exception("Location - Update failed");
}
