public IActionResult DeleteTrainer(AdminDTO data)
        {
            var trainer = db.Trainers.FirstOrDefault(x => x.TUsername == data.Username);

            if (trainer != null)
            {
                db.Trainers.Remove(trainer);
                db.SaveChanges();
            }
            return(Ok());
        }
        public IActionResult AdminLogin(AdminDTO data)
        {
            var admin = db.Admin.FirstOrDefault(x => x.Email == data.Email);

            if (!db.Admin.Any(x => data.Email == x.Email) || !db.Admin.Any(x => data.Password == x.Password))
            {
                return(NotFound());
            }

            var jwt = jwtService.Generate(admin.Id);

            Response.Cookies.Append("jwt", jwt, cookieOptions);

            return(Ok(new
            {
                message = "success",
                Username = admin.Username
            }));
        }