public void analyseReponse(string reponse)
        {
            switch (reponse.Split(':')[0])
            {
            case "ALOGIN":
                switch (reponse.Split(':')[1])
                {
                case "404\r\n":
                    MessageBox.Show("la connection a échouée");
                    this.Close();
                    break;

                case "200\r\n":

                    break;

                default:
                    MessageBox.Show("Serveur incohérent");
                    this.Close();
                    break;
                }
                break;

            case "ASEND":
                switch (reponse.Split(':')[1])
                {
                case "404\r\n":
                    MessageBox.Show("erreur dans l'envoi du message");
                    break;

                case "200\r\n":
                    this.Dispatcher.Invoke(new Action(() => { MSG.Clear(); }));
                    break;

                default:
                    MessageBox.Show("Serveur incohérent");
                    break;
                }
                break;

            case "LIST":
                bool isGone;
                bool isNew;
                for (int a = 0; a < connectedUsers.Count; a++)
                {
                    isGone = true;
                    for (int i = 1; i < reponse.Split(':').Length - 1; i++)
                    {
                        if (reponse.Split(':')[i] == connectedUsers[a].id)
                        {
                            isGone = false;
                        }
                    }
                    if (isGone)
                    {
                        connectedUsers[a].isConnected = false;
                    }
                    else
                    {
                        connectedUsers[a].isConnected = true;
                    }
                }
                for (int i = 1; i < reponse.Split(':').Length - 1; i++)
                {
                    isNew = true;
                    foreach (User usr in connectedUsers)
                    {
                        if (usr.id == reponse.Split(':')[i])
                        {
                            isNew = false;
                        }
                    }
                    if (isNew)
                    {
                        connectedUsers.Add(new User(reponse.Split(':')[i]));
                    }
                }
                Load = new Thread(LoadUsers);
                Load.Start();
                break;

            case "RECIEVE":
                foreach (User usr in connectedUsers)
                {
                    if (reponse.Split(':')[1] == usr.id)
                    {
                        usr.messages.Add(reponse.Split(':')[2]);
                    }
                }
                this.Dispatcher.Invoke(new Action(() =>
                {
                    updateMessages();
                }));
                break;

            default:
                MessageBox.Show("Serveur incohérent");
                break;
            }
        }