use std::{
io, io::Write
};
use super::{
server::HWServer,
client::ClientId,
room::HWRoom,
handlers
};
use protocol::messages::{
HWProtocolMessage,
HWServerMessage,
HWServerMessage::*
};
pub enum Action {
SendAll(HWServerMessage),
SendMe(HWServerMessage),
SendAllButMe(HWServerMessage),
SendToSelected(Vec<ClientId>, HWServerMessage),
RemoveClient,
ByeClient(String),
ReactProtocolMessage(HWProtocolMessage),
CheckRegistered,
JoinLobby,
AddRoom(String, Option<String>),
RemoveRoom(RoomId),
MoveToRoom(RoomId),
MoveToLobby(String),
ChangeMaster(RoomId, Option<ClientId>),
SendRoomUpdate(Option<String>),
Warn(String),
ProtocolError(String)
}
use self::Action::*;
use server::room::RoomId;
pub fn run_action(server: &mut HWServer, token: usize, action: Action) {
match action {
SendAll(msg) =>
server.send_all(msg),
SendMe(msg) =>
server.send_self(token, msg),
SendAllButMe(msg) =>
server.send_others(token, msg),
SendToSelected(client_ids, msg) =>
server.send_to_selected(client_ids, msg),
ByeClient(msg) => {
let room_id;
let nick;
{
let c = &server.clients[token];
room_id = c.room_id;
nick = c.nick.clone();
}
let action = room_id.map (|id| {
if id == server.lobby_id {
SendAll(LobbyLeft(nick, msg.clone()))
} else {
MoveToLobby(format!("quit: {}", msg.clone()))
}
});
if let Some(action) = action {
server.react(token, vec![action]);
}
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()]);
let flags_msg = ClientFlags(
"+i".to_string(),
server.clients.iter()
.filter(|(_, c)| c.room_id.is_some())
.map(|(_, c)| c.nick.clone())
.collect());
let server_msg = ServerMessage("\u{1f994} is watching".to_string());
let rooms_msg = Rooms(server.rooms.iter()
.filter(|(id, _)| *id != server.lobby_id)
.flat_map(|(_, r)|
r.info(r.master_id.map(|id| &server.clients[id])))
.collect());
server.react(token, vec![
SendAllButMe(everyone_msg),
SendMe(joined_msg),
SendMe(flags_msg),
SendMe(server_msg),
SendMe(rooms_msg),
]);
},
AddRoom(name, password) => {
let room_protocol;
let room_info;
let room_id = server.add_room();;
{
let r = &mut server.rooms[room_id];
let c = &mut server.clients[token];
r.master_id = Some(c.id);
r.name = name;
r.password = password;
r.protocol_number = c.protocol_number;
room_protocol = r.protocol_number;
room_info = r.info(Some(&c));
}
let protocol_client_ids = server.protocol_clients(room_protocol);
server.react(token, vec![
SendToSelected(protocol_client_ids, RoomAdd(room_info)),
MoveToRoom(room_id)]);
},
RemoveRoom(room_id) => {
let room_protocol;
let room_name;
{
let r = &mut server.rooms[room_id];
room_protocol = r.protocol_number;
room_name = r.name.clone();
}
server.rooms.remove(room_id);
let protocol_client_ids = server.protocol_clients(room_protocol);
server.react(token, vec![
SendToSelected(protocol_client_ids, RoomRemove(room_name))]);
}
MoveToRoom(room_id) => {
let flags_msg;
let nick;
{
let r = &mut server.rooms[room_id];
let c = &mut server.clients[token];
r.players_number += 1;
c.room_id = Some(room_id);
c.is_joined_mid_game = false;
if r.master_id == Some(c.id) {
r.ready_players_number += 1;
c.is_master = true;
c.is_ready = true;
} else {
c.is_ready = false;
c.is_master = false;
}
flags_msg = ClientFlags("+i".to_string(), vec![c.nick.clone()]);
nick = c.nick.clone();
}
let rooms_client_ids = server.room_clients(room_id);
server.react(token, vec![
SendToSelected(rooms_client_ids, RoomJoined(vec![nick])),
SendAll(flags_msg),
SendRoomUpdate(None)]);
},
MoveToLobby(msg) => {
let mut actions = Vec::new();
let other_client_ids = server.other_clients_in_room(token);
let lobby_id = server.lobby_id;
if let (c, Some(r)) = server.client_and_room(token) {
r.players_number -= 1;
if c.is_ready {
r.ready_players_number -= 1;
}
if r.players_number > 0 && c.is_master {
actions.push(ChangeMaster(r.id, None));
}
actions.push(SendToSelected(other_client_ids, RoomLeft(c.nick.clone(), msg)));
actions.push(SendAll(ClientFlags("-i".to_string(), vec![c.nick.clone()])));
actions.push(SendRoomUpdate(Some(r.name.clone())));
}
server.react(token, actions);
actions = Vec::new();
if let (c, Some(r)) = server.client_and_room(token) {
c.room_id = Some(lobby_id);
if r.players_number == 0 {
actions.push(RemoveRoom(r.id));
}
}
server.react(token, actions)
}
ChangeMaster(room_id, new_id) => {
let mut actions = Vec::new();
let room_client_ids = server.room_clients(room_id);
let new_id = new_id.or_else(||
room_client_ids.iter().find(|id| **id != token).map(|id| *id));
let new_nick = new_id.map(|id| server.clients[id].nick.clone());
if let (c, Some(r)) = server.client_and_room(token) {
if let Some(id) = r.master_id {
c.is_master = false;
r.master_id = None;
actions.push(SendToSelected(room_client_ids.clone(), ClientFlags("-h".to_string(), vec![c.nick.clone()])));
}
r.master_id = new_id;
if let Some(nick) = new_nick {
actions.push(SendToSelected(room_client_ids, ClientFlags("+h".to_string(), vec![nick])));
}
}
new_id.map(|id| server.clients[id].is_master = true);
server.react(token, actions);
}
SendRoomUpdate(old_name) => {
let room_data =
if let (c, Some(r)) = server.client_and_room(token) {
let name = old_name.unwrap_or_else(|| r.name.clone());
Some((name, r.protocol_number, r.info(Some(&c))))
} else {
None
};
if let Some((room_name, protocol, room_info)) = room_data {
let protocol_clients = server.protocol_clients(protocol);
server.react(token,
vec![SendToSelected(protocol_clients, RoomUpdated(room_name, room_info))]);
}
}
Warn(msg) => {
run_action(server, token,SendMe(Warning(msg)));
}
ProtocolError(msg) => {
run_action(server, token, SendMe(Error(msg)))
}
}
}