private async Task <IEnumerable <System.Web.Mvc.SelectListItem> > GetAvaibleRelationTypeSelects(Person inviter, Person invited)
{
var list = FccRelationTypeHelper.GetFamilySiblingsSelectGroup(invited.Sex);
var isAlreadyRelated =
(await _mgrFcc.GetAllPersonRelationsBetweenPersons(inviter.Id, invited.Id) ??
new List <PersonRelation>()).Any();
if (isAlreadyRelated)
{
return(new List <System.Web.Mvc.SelectListItem>());
}
if (invited.HasBirthDate && inviter.HasBirthDate)
{
list = list
.Where(e =>
{
if ((e.Value == RelationType.FatherMother.ToString() ||
e.Value == RelationType.GrandFatherMother.ToString()) &&
invited.BirthDate >= inviter.BirthDate)
{
return(false);
}
else if ((e.Value == RelationType.SonDaughter.ToString() ||
e.Value == RelationType.GrandSonDaughter.ToString()) &&
invited.BirthDate <= inviter.BirthDate)
{
return(false);
}
return(true);
});
}
return(list);
}