public IActionResult ChangeAnimal(ModelsF.Animal animal)
        {
            string s = _context.ChangeAnimal(animal);

            if (s == "error")
            {
                return(BadRequest("ni ma zwierzoka"));
            }

            return(Ok(s));
        }
        public string ChangeAnimal(ModelsF.Animal animal)
        {
            ModelsF.Animal a = _context.Animal.First(an => an.IdAnimal == animal.IdAnimal);
            a.IdAnimal      = animal.IdAnimal;
            a.Name          = animal.Name;
            a.Type          = animal.Type;
            a.AdmissionDate = animal.AdmissionDate;
            a.IdOwner       = animal.IdOwner;
            _context.SaveChanges();

            return("Koniec procedury");
        }