public IActionResult Add_unit(UnitAddViewModel model)
        {
            if (ModelState.IsValid)
            {
                string uniqueFileName = ProcessUpload(model);

                Units new_unit = new Units
                {
                    Name       = model.Name,
                    Attack     = model.Attack,
                    Defense    = model.Defense,
                    min_Damage = model.min_Damage,
                    max_Damage = model.max_Damage,
                    Health     = model.Health,
                    Faction    = model.Faction,
                    PhotoPath  = uniqueFileName
                };

                unitRepository.Add_unit(new_unit);
                return(RedirectToAction("details", new { id = new_unit.Id }));
            }

            return(View());
        }