public IEnumerable <FavouriteDTO> GetByUser(int userId)
        {
            IEnumerable <Favourite> MyFavourites  = IFavouriteRepository.GetByUser(userId);
            List <FavouriteDTO>     FavouritesDTO = new List <FavouriteDTO>();

            foreach (Favourite f in MyFavourites)
            {
                FavouriteDTO favouriteDTO = new FavouriteDTO()
                {
                    userId     = f.userId,
                    propertyId = f.propertyId,
                };
                FavouritesDTO.Add(favouriteDTO);
            }
            foreach (FavouriteDTO fav in FavouritesDTO)
            {
                Property Property = IPropertyRepository.Get(fav.propertyId);
                fav.propertyName = Property.name;
            }
            return(FavouritesDTO);
        }