/// <summary>
/// Modifies the data.
/// </summary>
/// <param name="household">Household on which to modify data.</param>
/// <param name="command">Command for adding a household member to a given household on the current users household account.</param>
/// <returns>The updated household.</returns>
/// <exception cref="ArgumentNullException">Thrown when <paramref name="household"/> or <paramref name="command"/> is null.</exception>
public override IIdentifiable ModifyData(IHousehold household, HouseholdAddHouseholdMemberCommand command)
{
ArgumentNullGuard.NotNull(household, nameof(household))
.NotNull(command, nameof(command));
ITranslationInfo translationInfo = HouseholdDataRepository.Get <ITranslationInfo>(command.TranslationInfoIdentifier);
IHouseholdMember householdMemberForMailAddress = household.HouseholdMembers.SingleOrDefault(householdMember => string.Compare(householdMember.MailAddress, command.MailAddress, StringComparison.OrdinalIgnoreCase) == 0);
Specification.IsSatisfiedBy(() => CommonValidations.IsNotNull(translationInfo), new IntranetBusinessException(Resource.GetExceptionMessage(ExceptionMessage.IdentifierUnknownToSystem, command.TranslationInfoIdentifier)))
.IsSatisfiedBy(() => CommonValidations.IsNull(householdMemberForMailAddress), new IntranetBusinessException(Resource.GetExceptionMessage(ExceptionMessage.HouseholdMemberAlreadyExistsOnHousehold, command.MailAddress)))
.Evaluate();
IHouseholdMember householdMemberToAdd = HouseholdDataRepository.HouseholdMemberGetByMailAddress(command.MailAddress);
if (householdMemberToAdd == null)
{
Guid householdMemberToAddIdentifier = _logicExecutor.HouseholdMemberAdd(command.MailAddress, translationInfo.Identifier ?? default(Guid));
householdMemberToAdd = HouseholdDataRepository.Get <IHouseholdMember>(householdMemberToAddIdentifier);
}
household.HouseholdMemberAdd(householdMemberToAdd);
return(HouseholdDataRepository.Update(household));
}