/// <summary>
/// Handles the LLBLGenProDataSource PerformWork Event which is raised when LivePersistence is set to false and an insert/update/delete has to be performed.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void EmployeeDetailsDS_PerformWork(object sender, PerformWorkEventArgs2 e)
{
#region Get the entityToDelete from UOW
EmployeeEntity entityToDelete = null;
// If found, get the entity to be deleted from the UnitOfWork object.
List <UnitOfWorkElement2> deleteItems = e.Uow.GetEntityElementsToDelete();
if (deleteItems.Count > 0)
{
entityToDelete = (EmployeeEntity)deleteItems[0].Entity;
}
#endregion
#region Get the entityToUpdate from UOW
EmployeeEntity entityToUpdate = null;
// If found, get the entity to be updated from the UnitOfWork object.
List <UnitOfWorkElement2> updateItems = e.Uow.GetEntityElementsToUpdate();
if (updateItems.Count > 0)
{
entityToUpdate = (EmployeeEntity)updateItems[0].Entity;
//Set the Photo of the EMployee, if uploaded.
SetPicture(entityToUpdate);
}
#endregion
#region Get the entityToInsert from UOW
EmployeeEntity entityToInsert = null;
// If found, get the entity to be inserted from the UnitOfWork object.
List <UnitOfWorkElement2> inserteItems = e.Uow.GetEntityElementsToInsert();
if (inserteItems.Count > 0)
{
entityToInsert = (EmployeeEntity)inserteItems[0].Entity;
//Set the Photo of the EMployee, if uploaded.
SetPicture(entityToInsert);
}
#endregion
#region Determining the entity to validate
// entity to be validated
EmployeeEntity entityToValidate = null;
// flag to know whether the entity is valid
bool entityToValidateIsValid = true;
if (entityToInsert != null)
{
entityToValidate = entityToInsert;
}
if (entityToUpdate != null)
{
entityToValidate = entityToUpdate;
}
#endregion
#region Validating the entity via ValidateEntity() method
if (entityToValidate != null)
{
try
{
// perform the validate process
entityToValidate.ValidateEntity();
// everything OK, lets hide the error controls
HideEntityErrorControls();
}
catch (ORMEntityValidationException ex)
{
// oops, there are errors somewhere, lets show to the user
ShowEntityErrors(ex.Message);
entityToValidateIsValid = false;
}
}
#endregion
#region Perform the work
if (entityToValidateIsValid)
{
try
{
DataAccessAdapter adapter = new DataAccessAdapter();
e.Uow.Commit(adapter, true);
}
catch (ORMQueryExecutionException ex)
{
/// catch other errors
/// ...
}
}
#endregion
}