use server::{

    server::HWServer,

    actions::{Action, Action::*}

};

use protocol::messages::{

    HWProtocolMessage,

    HWServerMessage::*

};

use utils::is_name_illegal;

use std::mem::swap;

    use protocol::messages::HWProtocolMessage::*;

        Part(None) => server.react(token, vec![

            MoveToLobby("part".to_string())]),

        Part(Some(msg)) => server.react(token, vec![

            MoveToLobby(format!("part: {}", msg))]),

        Chat(msg) => {

            let chat_msg;

            let room_id;

            {

                let c = &mut server.clients[token];

                chat_msg = ChatMsg(c.nick.clone(), msg);

                room_id = c.room_id;

            }

            let client_ids = server.other_clients_in_room(token);

            server.react(token, vec![

                SendToSelected(client_ids, chat_msg)]);

        },

        RoomName(new_name) => {

            let actions =

                if is_name_illegal(&new_name) {

                    vec![Warn("Illegal room name! A room name must be between 1-40 characters long, must not have a trailing or leading space and must not have any of these characters: $()*+?[]^{|}".to_string())]

                } else if server.has_room(&new_name) {

                    vec![Warn("A room with the same name already exists.".to_string())]

                } else {

                    let mut old_name = new_name.clone();

                    if let (c, Some(r)) = server.client_and_room(token) {

                        swap(&mut r.name, &mut old_name);

                        vec![SendRoomUpdate(Some(old_name))]

                    } else {

                        Vec::new()

                    }

                };

            server.react(token, actions);

        }