public IEnumerable<SupportMessageDTO> GetMessages(int user1Id, int user2Id)
{
var messages = uOW.SupportRepo
.Get(e => (e.Receiver.Id == user1Id && e.Sender.Id == user2Id) || (e.Receiver.Id == user2Id && e.Sender.Id == user1Id))
.Select(s => Mapper.Map<SupportMessageDTO>(s));
return messages;
}