public static int RegisterUser(string username, string password, string email, string countryName) { int flag = 0; UserDB userDB = new UserDB(); CountryDB countryDB = new CountryDB(); Country country = countryDB.SelectByName(countryName); if (country != null) { User newUser = new User(); newUser.Username = username; newUser.Password = password; newUser.Email = email; newUser.CountryName = countryName; bool s = userDB.InsertUser(newUser); if (s) { flag = 1; } else { flag = 0; } } return(flag); }