Example #1
0
        // add new person to organization
        internal void AddPerson(PersonDTO personDTOAdd)
        {
            // if new person is null
            if (personDTOAdd == null) throw new ArgumentNullException("personDTOAdd", "Переданный объект не указывает на конкретный экзампляр");

            using (var entities = new ORGANIZATIONEntities())
            {
                // create transaction scope to make full transaction
                using (var transaction = new TransactionScope(TransactionScopeOption.RequiresNew))
                {
                    try
                    {
                        // add new person from parameters
                        var person = personDTOAdd.GetPerson();
                        entities.AddToPeople(person);
                        entities.SaveChanges(SaveOptions.DetectChangesBeforeSave);

                        personDTOAdd.Id = person.Id;
                        personDTO.Add(personDTOAdd);

                        transaction.Complete();
                    }
                    catch (Exception)
                    {
                        // error while add person
                        // throw exception again
                        throw;
                    }
                }
            }
        }
Example #2
0
        // delete existed person
        internal void DeletePerson(PersonDTO personDTODelete)
        {
            using (var entities = new ORGANIZATIONEntities())
            {
                try
                {
                    // get personDTO id
                    var id = personDTODelete.Id;

                    // select deleted person and delete it
                    if (entities.People.Any(pers => pers.Id == id))
                    {
                        var personToDelete = entities.People.Where(pers => pers.Id == id).First();
                        entities.People.DeleteObject(personToDelete);
                        entities.SaveChanges(SaveOptions.DetectChangesBeforeSave);

                        personDTO.Remove(personDTODelete);
                    }
                    else
                    {
                        throw new ArgumentException("Не найден сотрудник с указанным идентификатором (Id)");
                    }

                }
                catch (Exception)
                {
                    // error while delete person
                    // throw exception again
                    throw;
                }
            }
        }
Example #3
0
        // edit existed person
        internal void EditPerson(PersonDTO personDTOEdit)
        {
            using (var entities = new ORGANIZATIONEntities())
            {
                try
                {
                    // get personDTO id
                    var id = personDTOEdit.Id;

                    // select person with specified id
                    if (entities.People.Any(pers => pers.Id == id))
                    {
                        var personToEdit = entities.People.Where(pers => pers.Id == id).First();

                        // edit existed person in DB
                        personToEdit.UpdatePerson(personDTOEdit);
                        entities.SaveChanges(SaveOptions.DetectChangesBeforeSave);

                        // update existed personDTO
                        var personDTOEdited = personDTO.Where(pers => pers.Id == id).First();
                        personDTOEdited.UpdatePersonDTO(personDTOEdit);
                    }
                    else
                    {
                        throw new ArgumentException("Не найден сотрудник с указанным идентификатором (Id)");
                    }

                }
                catch (Exception)
                {
                    // throw exception again
                    throw;
                }
            }
        }