public async Task EnableMenu(CoffeeService coffee, User user, string text, SlackResponse response) { var splitted = text.Split(' ').Select(s => s.Trim()).ToArray(); if (splitted.Length != 2 || !int.TryParse(splitted[1], out var enabledInt)) { throw new NotWellFormedException(); } var enabled = enabledInt > 0; await coffee.EnableMenuAsync(splitted[0], enabled); response.Ephemeral($"{splitted[0]}를 {(enabled ? "활성화" : "비활성화")} 시켰습니다."); }