use mio;

use std::io::Write;

use std::io;

use super::server::HWServer;

use super::room::HWRoom;

use protocol::messages::HWProtocolMessage;

use protocol::messages::HWServerMessage;

use protocol::messages::HWServerMessage::*;

use super::handlers;

pub enum Action {

    SendMe(HWServerMessage),

    SendAllButMe(HWServerMessage),

    RemoveClient,

    ByeClient(String),

    ReactProtocolMessage(HWProtocolMessage),

    CheckRegistered,

    JoinLobby,

    AddRoom(String, Option<String>),

    Warn(String),

}

use self::Action::*;

pub fn run_action(server: &mut HWServer, token: usize, action: Action) {

    match action {

        SendMe(msg) =>

            server.send_self(token, msg),

        SendAllButMe(msg) => {

            server.send_others(token, msg)

        },

        ByeClient(msg) => {

            server.react(token, vec![

                SendMe(Bye(msg)),

                RemoveClient,

                ]);

        },

        RemoveClient => {

            server.removed_clients.push(token);

            if server.clients.contains(token) {

                server.clients.remove(token);

            }

        },

        ReactProtocolMessage(msg) =>

            handlers::handle(server, token, msg),

        CheckRegistered =>

            if server.clients[token].protocol_number > 0 && server.clients[token].nick != "" {

                server.react(token, vec![

                    JoinLobby,

                    ]);

            },

        JoinLobby => {

            server.clients[token].room_id = Some(server.lobby_id);

            let joined_msg;

            {

                let mut lobby_nicks = Vec::new();

                for (_, c) in server.clients.iter() {

                    if c.room_id.is_some() {

                        lobby_nicks.push(c.nick.clone());

                    }

                }

                joined_msg = LobbyJoined(lobby_nicks);

            }

            let everyone_msg = LobbyJoined(vec![server.clients[token].nick.clone()]);

            server.react(token, vec![

                SendAllButMe(everyone_msg),

                SendMe(joined_msg),

                ]);

        },

        AddRoom(name, password) => {

            let room_id = server.add_room();;

            {

                let r = &mut server.rooms[room_id];

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

                r.name = name;

                r.password = password;

                r.ready_players_number = 1;

                r.protocol_number = c.protocol_number;

                c.room_id = Some(room_id);

            }

        },

        Warn(msg) => {

            run_action(server, token,SendMe(Warning(msg)));

        }

        //_ => unimplemented!(),

    }

}