use super::{
anteroom::HwAnteroomClient,
client::HwClient,
indexslab::IndexSlab,
room::HwRoom,
types::{CheckerId, ClientId, RoomId, Voting},
};
use crate::utils;
use hedgewars_network_protocol::types::{GameCfg, ServerVar, TeamInfo, Vote, VoteType};
use crate::server::replaystorage::ReplayStorage;
use bitflags::*;
use log::*;
use rand::{self, seq::SliceRandom, thread_rng, Rng};
use slab::Slab;
use std::{borrow::BorrowMut, cmp::min, collections::HashSet, iter, mem::replace};
#[derive(Debug)]
pub enum CreateRoomError {
InvalidName,
AlreadyExists,
}
#[derive(Debug)]
pub enum JoinRoomError {
DoesntExist,
WrongProtocol,
WrongPassword,
Full,
Restricted,
RegistrationRequired,
}
#[derive(Debug)]
pub enum LeaveRoomResult {
RoomRemoved,
RoomRemains {
is_empty: bool,
was_master: bool,
was_in_game: bool,
new_master: Option<ClientId>,
removed_teams: Vec<String>,
},
}
#[derive(Debug)]
pub struct ChangeMasterResult {
pub old_master_id: Option<ClientId>,
pub new_master_id: ClientId,
}
#[derive(Debug)]
pub enum ChangeMasterError {
NoAccess,
AlreadyMaster,
NoClient,
ClientNotInRoom,
}
#[derive(Debug)]
pub enum AddTeamError {
TooManyTeams,
TooManyHedgehogs,
TeamAlreadyExists,
Restricted,
}
#[derive(Debug)]
pub enum RemoveTeamError {
NoTeam,
TeamNotOwned,
}
#[derive(Debug)]
pub enum ModifyTeamError {
NoTeam,
NotMaster,
}
#[derive(Debug)]
pub enum SetTeamCountError {
InvalidNumber,
NotMaster,
}
#[derive(Debug)]
pub enum SetHedgehogsError {
NoTeam,
InvalidNumber(u8),
NotMaster,
}
#[derive(Debug)]
pub enum SetConfigError {
NotMaster,
RoomFixed,
}
#[derive(Debug)]
pub enum ModifyRoomNameError {
AccessDenied,
InvalidName,
DuplicateName,
}
#[derive(Debug)]
pub enum StartVoteError {
VotingInProgress,
}
#[derive(Debug)]
pub enum VoteEffect {
Kicked(ClientId, LeaveRoomResult),
Map(String),
Pause,
NewSeed(GameCfg),
HedgehogsPerTeam(u8, Vec<String>),
}
#[derive(Debug)]
pub enum VoteResult {
Submitted,
Succeeded(VoteEffect),
Failed,
}
#[derive(Debug)]
pub enum VoteError {
NoVoting,
AlreadyVoted,
}
#[derive(Debug)]
pub enum StartGameError {
NotEnoughClans,
NotReady,
AlreadyInGame,
}
#[derive(Debug)]
pub struct EndGameResult {
pub left_teams: Vec<String>,
pub unreadied_nicks: Vec<String>,
}
#[derive(Debug)]
pub struct UninitializedError();
#[derive(Debug)]
pub struct AccessError();
pub struct ServerGreetings {
pub for_latest_protocol: String,
pub for_old_protocols: String,
}
impl ServerGreetings {
fn new() -> Self {
Self {
for_latest_protocol: "\u{1f994} is watching".to_string(),
for_old_protocols: "\u{1f994} is watching".to_string(),
}
}
}
bitflags! {
pub struct ServerFlags: u8 {
const REGISTERED_ONLY = 0b0000_1000;
}
}
pub struct HwChecker {
pub id: ClientId,
pub is_ready: bool,
}
impl HwChecker {
pub fn new(id: ClientId) -> Self {
Self {
id,
is_ready: false,
}
}
pub fn set_is_ready(&mut self, ready: bool) {
self.is_ready = ready
}
}
pub struct HwServer {
clients: IndexSlab<HwClient>,
rooms: Slab<HwRoom>,
checkers: IndexSlab<HwChecker>,
latest_protocol: u16,
flags: ServerFlags,
greetings: ServerGreetings,
replay_storage: Option<ReplayStorage>,
}
impl HwServer {
pub fn new(clients_limit: usize, rooms_limit: usize) -> Self {
todo!("add reconnection IDs");
let rooms = Slab::with_capacity(rooms_limit);
let clients = IndexSlab::with_capacity(clients_limit);
let checkers = IndexSlab::new();
Self {
clients,
rooms,
checkers,
greetings: ServerGreetings::new(),
latest_protocol: 58,
flags: ServerFlags::empty(),
replay_storage: None,
}
}
#[inline]
pub fn client(&self, client_id: ClientId) -> &HwClient {
&self.clients[client_id]
}
#[inline]
pub fn get_checker_mut(&mut self, checker_id: CheckerId) -> Option<&mut HwChecker> {
self.checkers.get_mut(checker_id)
}
#[inline]
pub fn has_client(&self, client_id: ClientId) -> bool {
self.clients.contains(client_id)
}
#[inline]
pub fn iter_clients(&self) -> impl Iterator<Item = &HwClient> + Clone {
self.clients.iter().map(|(_, c)| c)
}
#[inline]
pub fn room(&self, room_id: RoomId) -> &HwRoom {
&self.rooms[room_id]
}
#[inline]
pub fn get_room(&self, room_id: RoomId) -> Option<&HwRoom> {
self.rooms.get(room_id)
}
#[inline]
fn get_room_mut(&mut self, room_id: RoomId) -> Option<&mut HwRoom> {
self.rooms.get_mut(room_id)
}
#[inline]
pub fn iter_rooms(&self) -> impl Iterator<Item = &HwRoom> {
self.rooms.iter().map(|(_, r)| r)
}
#[inline]
pub fn client_and_room(&self, client_id: ClientId, room_id: RoomId) -> (&HwClient, &HwRoom) {
(&self.clients[client_id], &self.rooms[room_id])
}
#[inline]
fn client_and_room_mut(&mut self, client_id: ClientId) -> Option<(&mut HwClient, &mut HwRoom)> {
let client = &mut self.clients[client_id];
if let Some(room_id) = client.room_id {
Some((client, &mut self.rooms[room_id]))
} else {
None
}
}
#[inline]
pub fn get_room_control(&mut self, client_id: ClientId) -> Option<HwRoomControl> {
HwRoomControl::new(self, client_id)
}
#[inline]
pub fn is_admin(&self, client_id: ClientId) -> bool {
self.clients
.get(client_id)
.map(|c| c.is_admin())
.unwrap_or(false)
}
#[inline]
pub fn is_checker(&self, client_id: ClientId) -> bool {
self.checkers.contains(client_id)
}
pub fn add_client(&mut self, client_id: ClientId, data: HwAnteroomClient) {
if data.is_checker {
self.checkers.insert(client_id, HwChecker::new(client_id));
} else if let (Some(protocol), Some(nick)) = (data.protocol_number, data.nick) {
let mut client = HwClient::new(client_id, protocol.get(), nick);
#[cfg(not(feature = "official-server"))]
client.set_is_admin(data.is_local_admin);
#[cfg(feature = "official-server")]
{
client.set_is_registered(data.is_registered);
client.set_is_admin(data.is_admin);
client.set_is_contributor(data.is_contributor);
}
self.clients.insert(client_id, client);
}
}
pub fn remove_client(&mut self, client_id: ClientId) {
self.clients.remove(client_id);
}
pub fn get_greetings(&self, client: &HwClient) -> &str {
if client.protocol_number < self.latest_protocol {
&self.greetings.for_old_protocols
} else {
&self.greetings.for_latest_protocol
}
}
#[inline]
pub fn create_room(
&mut self,
creator_id: ClientId,
name: String,
password: Option<String>,
) -> Result<(&HwClient, &HwRoom), CreateRoomError> {
use CreateRoomError::*;
if utils::is_name_illegal(&name) {
Err(InvalidName)
} else if self.has_room(&name) {
Err(AlreadyExists)
} else {
Ok(create_room(
&mut self.clients[creator_id],
&mut self.rooms,
name,
password,
))
}
}
pub fn join_room(
&mut self,
client_id: ClientId,
room_id: RoomId,
room_password: Option<&str>,
) -> Result<(&HwClient, &HwRoom, impl Iterator<Item = &HwClient> + Clone), JoinRoomError> {
use JoinRoomError::*;
let room = &mut self.rooms[room_id];
let client = &mut self.clients[client_id];
if client.protocol_number != room.protocol_number {
Err(WrongProtocol)
} else if room.password.is_some()
&& room_password != room.password.as_deref()
&& !client.has_super_power()
{
Err(WrongPassword)
} else if room.is_join_restricted() {
Err(Restricted)
} else if room.is_registration_required() {
Err(RegistrationRequired)
} else if room.players_number == u8::max_value() {
Err(Full)
} else {
move_to_room(client, room);
let room_id = room.id;
Ok((
&self.clients[client_id],
&self.rooms[room_id],
self.iter_clients()
.filter(move |c| c.room_id == Some(room_id)),
))
}
}
#[inline]
pub fn join_room_by_name(
&mut self,
client_id: ClientId,
room_name: &str,
room_password: Option<&str>,
) -> Result<(&HwClient, &HwRoom, impl Iterator<Item = &HwClient> + Clone), JoinRoomError> {
use JoinRoomError::*;
let room = self.rooms.iter().find(|(_, r)| r.name == room_name);
if let Some((_, room)) = room {
let room_id = room.id;
self.join_room(client_id, room_id, room_password)
} else {
Err(DoesntExist)
}
}
pub fn enable_super_power(&mut self, client_id: ClientId) -> bool {
let client = &mut self.clients[client_id];
if client.is_admin() {
client.set_has_super_power(true);
}
client.is_admin()
}
#[inline]
pub fn set_var(&mut self, client_id: ClientId, var: ServerVar) -> Result<(), AccessError> {
if self.clients[client_id].is_admin() {
match var {
ServerVar::MOTDNew(msg) => self.greetings.for_latest_protocol = msg,
ServerVar::MOTDOld(msg) => self.greetings.for_old_protocols = msg,
ServerVar::LatestProto(n) => self.latest_protocol = n,
}
Ok(())
} else {
Err(AccessError())
}
}
#[inline]
pub fn get_vars(&self, client_id: ClientId) -> Result<[ServerVar; 3], AccessError> {
if self.clients[client_id].is_admin() {
Ok([
ServerVar::MOTDNew(self.greetings.for_latest_protocol.clone()),
ServerVar::MOTDOld(self.greetings.for_old_protocols.clone()),
ServerVar::LatestProto(self.latest_protocol),
])
} else {
Err(AccessError())
}
}
pub fn get_used_protocols(&self, client_id: ClientId) -> Result<Vec<u16>, AccessError> {
if self.clients[client_id].is_admin() {
let mut protocols: HashSet<_> = self
.clients
.iter()
.map(|(_, c)| c.protocol_number)
.chain(self.rooms.iter().map(|(_, r)| r.protocol_number))
.collect();
let mut protocols: Vec<_> = protocols.drain().collect();
protocols.sort();
Ok(protocols)
} else {
Err(AccessError())
}
}
#[inline]
pub fn has_room(&self, name: &str) -> bool {
self.find_room(name).is_some()
}
#[inline]
pub fn find_room(&self, name: &str) -> Option<&HwRoom> {
self.rooms
.iter()
.find_map(|(_, r)| Some(r).filter(|r| r.name == name))
}
fn find_room_mut(&mut self, name: &str) -> Option<&mut HwRoom> {
self.rooms
.iter_mut()
.find_map(|(_, r)| Some(r).filter(|r| r.name == name))
}
pub fn find_client(&self, nick: &str) -> Option<&HwClient> {
self.clients
.iter()
.find_map(|(_, c)| Some(c).filter(|c| c.nick == nick))
}
fn find_client_mut(&mut self, nick: &str) -> Option<&mut HwClient> {
self.clients
.iter_mut()
.find_map(|(_, c)| Some(c).filter(|c| c.nick == nick))
}
pub fn iter_client_ids(&self) -> impl Iterator<Item = ClientId> + '_ {
self.clients.iter().map(|(id, _)| id)
}
pub fn filter_clients<'a, F>(&'a self, f: F) -> impl Iterator<Item = ClientId> + 'a
where
F: Fn(&(usize, &HwClient)) -> bool + 'a,
{
self.clients.iter().filter(f).map(|(_, c)| c.id)
}
pub fn filter_rooms<'a, F>(&'a self, f: F) -> impl Iterator<Item = RoomId> + 'a
where
F: Fn(&(usize, &HwRoom)) -> bool + 'a,
{
self.rooms.iter().filter(f).map(|(_, c)| c.id)
}
pub fn collect_client_ids<F>(&self, f: F) -> Vec<ClientId>
where
F: Fn(&(usize, &HwClient)) -> bool,
{
self.filter_clients(f).collect()
}
pub fn collect_nicks<F>(&self, f: F) -> Vec<String>
where
F: Fn(&(usize, &HwClient)) -> bool,
{
self.clients
.iter()
.filter(f)
.map(|(_, c)| c.nick.clone())
.collect()
}
pub fn lobby_client_ids(&self) -> impl Iterator<Item = ClientId> + '_ {
self.filter_clients(|(_, c)| c.room_id == None)
}
pub fn room_client_ids(&self, room_id: RoomId) -> impl Iterator<Item = ClientId> + '_ {
self.filter_clients(move |(_, c)| c.room_id == Some(room_id))
}
pub fn protocol_client_ids(&self, protocol: u16) -> impl Iterator<Item = ClientId> + '_ {
self.filter_clients(move |(_, c)| c.protocol_number == protocol)
}
pub fn protocol_room_ids(&self, protocol: u16) -> impl Iterator<Item = RoomId> + '_ {
self.filter_rooms(move |(_, r)| r.protocol_number == protocol)
}
pub fn other_client_ids_in_room(&self, self_id: ClientId) -> Vec<ClientId> {
let room_id = self.clients[self_id].room_id;
self.collect_client_ids(|(id, c)| *id != self_id && c.room_id == room_id)
}
pub fn is_registered_only(&self) -> bool {
self.flags.contains(ServerFlags::REGISTERED_ONLY)
}
pub fn set_is_registered_only(&mut self, value: bool) {
self.flags.set(ServerFlags::REGISTERED_ONLY, value)
}
pub fn set_room_saves(&mut self, room_id: RoomId, text: &str) -> Result<(), serde_yaml::Error> {
if let Some(room) = self.rooms.get_mut(room_id) {
room.set_saves(text)
} else {
Ok(())
}
}
}
pub struct HwRoomControl<'a> {
server: &'a mut HwServer,
client_id: ClientId,
room_id: RoomId,
is_room_removed: bool,
}
impl<'a> HwRoomControl<'a> {
#[inline]
pub fn new(server: &'a mut HwServer, client_id: ClientId) -> Option<Self> {
if let Some(room_id) = server.clients[client_id].room_id {
Some(Self {
server,
client_id,
room_id,
is_room_removed: false,
})
} else {
None
}
}
#[inline]
pub fn cleanup_room(self) {
if self.is_room_removed {
self.server.rooms.remove(self.room_id);
}
}
#[inline]
pub fn server(&self) -> &HwServer {
self.server
}
#[inline]
pub fn client(&self) -> &HwClient {
&self.server.clients[self.client_id]
}
#[inline]
fn client_mut(&mut self) -> &mut HwClient {
&mut self.server.clients[self.client_id]
}
#[inline]
pub fn room(&self) -> &HwRoom {
&self.server.rooms[self.room_id]
}
#[inline]
fn room_mut(&mut self) -> &mut HwRoom {
&mut self.server.rooms[self.room_id]
}
#[inline]
pub fn get(&self) -> (&HwClient, &HwRoom) {
(self.client(), self.room())
}
#[inline]
fn get_mut(&mut self) -> (&mut HwClient, &mut HwRoom) {
(
&mut self.server.clients[self.client_id],
&mut self.server.rooms[self.room_id],
)
}
pub fn change_client<'b: 'a>(self, client_id: ClientId) -> Option<HwRoomControl<'a>> {
let room_id = self.room_id;
HwRoomControl::new(self.server, client_id).filter(|c| c.room_id == room_id)
}
fn remove_from_room(&mut self, client_id: ClientId) -> LeaveRoomResult {
let (client, room) = self.server.client_and_room_mut(client_id).expect("Caller should have ensured the client is in this room");
room.players_number -= 1;
client.room_id = None;
let is_empty = room.players_number == 0;
let is_fixed = room.is_fixed();
let was_master = room.master_id == Some(client.id);
let was_in_game = client.is_in_game();
let mut removed_teams = vec![];
if is_empty && !is_fixed {
if client.is_ready() && room.ready_players_number > 0 {
room.ready_players_number -= 1;
}
if let Some(ref mut info) = room.game_info {
removed_teams = info
.client_teams(client.id)
.map(|t| t.name.clone())
.collect();
info.mark_left_teams(removed_teams.iter());
} else {
removed_teams = room
.client_teams(client.id)
.map(|t| t.name.clone())
.collect();
for team_name in &removed_teams {
room.remove_team(team_name);
}
}
if client.is_master() && !is_fixed {
client.set_is_master(false);
room.master_id = None;
}
}
client.set_is_ready(false);
client.set_is_in_game(false);
if !is_fixed {
if room.players_number == 0 {
self.is_room_removed = true
} else if room.master_id == None {
let protocol_number = room.protocol_number;
let new_master_id = self.server.room_client_ids(self.room_id).next();
if let Some(new_master_id) = new_master_id {
let room = self.room_mut();
room.master_id = Some(new_master_id);
let new_master = &mut self.server.clients[new_master_id];
new_master.set_is_master(true);
if protocol_number < 42 {
let nick = new_master.nick.clone();
self.room_mut().name = nick;
}
let room = self.room_mut();
room.set_join_restriction(false);
room.set_team_add_restriction(false);
room.set_unregistered_players_restriction(true);
}
}
}
if is_empty && !is_fixed {
LeaveRoomResult::RoomRemoved
} else {
LeaveRoomResult::RoomRemains {
is_empty,
was_master,
was_in_game,
new_master: self.room().master_id,
removed_teams,
}
}
}
pub fn leave_room(&mut self) -> LeaveRoomResult {
self.remove_from_room(self.client_id)
}
pub fn change_master(
&mut self,
new_master_nick: String,
) -> Result<ChangeMasterResult, ChangeMasterError> {
use ChangeMasterError::*;
let (client, room) = self.get_mut();
if client.is_admin() || room.master_id == Some(client.id) {
let new_master_id = self
.server
.clients
.iter()
.find(|(_, c)| c.nick == new_master_nick)
.map(|(id, _)| id);
match new_master_id {
Some(new_master_id) if new_master_id == self.client_id => Err(AlreadyMaster),
Some(new_master_id) => {
let new_master = &mut self.server.clients[new_master_id];
if new_master.room_id == Some(self.room_id) {
self.server.clients[new_master_id].set_is_master(true);
let old_master_id = self.room().master_id;
if let Some(master_id) = old_master_id {
self.server.clients[master_id].set_is_master(false);
}
self.room_mut().master_id = Some(new_master_id);
Ok(ChangeMasterResult {
old_master_id,
new_master_id,
})
} else {
Err(ClientNotInRoom)
}
}
None => Err(NoClient),
}
} else {
Err(NoAccess)
}
}
pub fn start_vote(&mut self, kind: VoteType) -> Result<(), StartVoteError> {
use StartVoteError::*;
match self.room().voting {
Some(_) => Err(VotingInProgress),
None => {
let voting = Voting::new(kind, self.server.room_client_ids(self.room_id).collect());
self.room_mut().voting = Some(voting);
Ok(())
}
}
}
fn apply_vote(&mut self, kind: VoteType) -> Option<VoteEffect> {
match kind {
VoteType::Kick(nick) => {
if let Some(kicked_id) = self
.server
.find_client(&nick)
.filter(|c| c.room_id == Some(self.room_id))
.map(|c| c.id)
{
let leave_result = self.remove_from_room(kicked_id);
Some(VoteEffect::Kicked(kicked_id, leave_result))
} else {
None
}
}
VoteType::Map(None) => None,
VoteType::Map(Some(name)) => self
.load_config(&name)
.map(|s| VoteEffect::Map(s.to_string())),
VoteType::Pause => Some(VoteEffect::Pause).filter(|_| self.toggle_pause()),
VoteType::NewSeed => {
let seed = thread_rng().gen_range(0..1_000_000_000).to_string();
let cfg = GameCfg::Seed(seed);
todo!("Protocol backwards compatibility");
self.room_mut().set_config(cfg.clone());
Some(VoteEffect::NewSeed(cfg))
}
VoteType::HedgehogsPerTeam(number) => {
let nicks = self.set_hedgehogs_number(number);
Some(VoteEffect::HedgehogsPerTeam(number, nicks))
}
}
}
pub fn vote(&mut self, vote: Vote) -> Result<VoteResult, VoteError> {
use self::{VoteError::*, VoteResult::*};
let client_id = self.client_id;
if let Some(ref mut voting) = self.room_mut().voting {
if vote.is_forced || voting.votes.iter().all(|(id, _)| client_id != *id) {
voting.votes.push((client_id, vote.is_pro));
let i = voting.votes.iter();
let pro = i.clone().filter(|(_, v)| *v).count();
let contra = i.filter(|(_, v)| !*v).count();
let success_quota = voting.voters.len() / 2 + 1;
if vote.is_forced && vote.is_pro || pro >= success_quota {
let voting = self.room_mut().voting.take().unwrap();
if let Some(effect) = self.apply_vote(voting.kind) {
Ok(Succeeded(effect))
} else {
Ok(Failed)
}
} else if vote.is_forced && !vote.is_pro
|| contra > voting.voters.len() - success_quota
{
Ok(Failed)
} else {
Ok(Submitted)
}
} else {
Err(AlreadyVoted)
}
} else {
Err(NoVoting)
}
}
pub fn toggle_flag(&mut self, flags: super::room::RoomFlags) -> bool {
let (client, room) = self.get_mut();
if client.is_master() {
room.flags.toggle(flags);
}
client.is_master()
}
pub fn fix_room(&mut self) -> Result<(), AccessError> {
let (client, room) = self.get_mut();
if client.is_admin() {
room.set_is_fixed(true);
room.set_join_restriction(false);
room.set_team_add_restriction(false);
room.set_unregistered_players_restriction(true);
Ok(())
} else {
Err(AccessError())
}
}
pub fn unfix_room(&mut self) -> Result<(), AccessError> {
let (client, room) = self.get_mut();
if client.is_admin() {
room.set_is_fixed(false);
Ok(())
} else {
Err(AccessError())
}
}
pub fn set_room_name(&mut self, mut name: String) -> Result<String, ModifyRoomNameError> {
use ModifyRoomNameError::*;
let room_exists = self.server.has_room(&name);
let (client, room) = self.get_mut();
if room.is_fixed() || room.master_id != Some(client.id) {
Err(AccessDenied)
} else if utils::is_name_illegal(&name) {
Err(InvalidName)
} else if room_exists {
Err(DuplicateName)
} else {
std::mem::swap(&mut room.name, &mut name);
Ok(name)
}
}
pub fn set_room_greeting(&mut self, greeting: Option<String>) -> Result<(), AccessError> {
let (client, room) = self.get_mut();
if client.is_admin() {
room.greeting = greeting.unwrap_or(String::new());
Ok(())
} else {
Err(AccessError())
}
}
pub fn set_room_max_teams(&mut self, count: u8) -> Result<(), SetTeamCountError> {
use SetTeamCountError::*;
let (client, room) = self.get_mut();
if !client.is_master() {
Err(NotMaster)
} else if !(2..=super::room::MAX_TEAMS_IN_ROOM).contains(&count) {
Err(InvalidNumber)
} else {
room.max_teams = count;
Ok(())
}
}
pub fn set_team_hedgehogs_number(
&mut self,
team_name: &str,
number: u8,
) -> Result<(), SetHedgehogsError> {
use SetHedgehogsError::*;
let (client, room) = self.get_mut();
let addable_hedgehogs = room.addable_hedgehogs();
if let Some((_, team)) = room.find_team_and_owner_mut(|t| t.name == team_name) {
let max_hedgehogs = min(
super::room::MAX_HEDGEHOGS_IN_ROOM,
addable_hedgehogs + team.hedgehogs_number,
);
if !client.is_master() {
Err(NotMaster)
} else if !(1..=max_hedgehogs).contains(&number) {
Err(InvalidNumber(team.hedgehogs_number))
} else {
team.hedgehogs_number = number;
Ok(())
}
} else {
Err(NoTeam)
}
}
pub fn set_hedgehogs_number(&mut self, number: u8) -> Vec<String> {
self.room_mut().set_hedgehogs_number(number)
}
pub fn add_team(&mut self, mut info: Box<TeamInfo>) -> Result<&TeamInfo, AddTeamError> {
use AddTeamError::*;
let (client, room) = self.get_mut();
if room.teams.len() >= room.max_teams as usize {
Err(TooManyTeams)
} else if room.addable_hedgehogs() == 0 {
Err(TooManyHedgehogs)
} else if room.find_team(|t| t.name == info.name) != None {
Err(TeamAlreadyExists)
} else if room.is_team_add_restricted() {
Err(Restricted)
} else {
info.owner = client.nick.clone();
let team = room.add_team(client.id, *info, client.protocol_number < 42);
client.teams_in_game += 1;
client.clan = Some(team.color);
Ok(team)
}
}
pub fn remove_team(&mut self, team_name: &str) -> Result<(), RemoveTeamError> {
use RemoveTeamError::*;
let (client, room) = self.get_mut();
match room.find_team_owner(team_name) {
None => Err(NoTeam),
Some((id, _)) if id != client.id => Err(RemoveTeamError::TeamNotOwned),
Some(_) => {
client.teams_in_game -= 1;
client.clan = room.find_team_color(client.id);
room.remove_team(team_name);
Ok(())
}
}
}
pub fn set_team_color(&mut self, team_name: &str, color: u8) -> Result<(), ModifyTeamError> {
use ModifyTeamError::*;
let (client, room) = self.get_mut();
if let Some((owner, team)) = room.find_team_and_owner_mut(|t| t.name == team_name) {
if !client.is_master() {
Err(NotMaster)
} else {
team.color = color;
self.server.clients[owner].clan = Some(color);
Ok(())
}
} else {
Err(NoTeam)
}
}
pub fn set_config(&mut self, cfg: GameCfg) -> Result<(), SetConfigError> {
use SetConfigError::*;
let (client, room) = self.get_mut();
if room.is_fixed() {
Err(RoomFixed)
} else if !client.is_master() {
Err(NotMaster)
} else {
let cfg = match cfg {
GameCfg::Scheme(name, mut values) => {
if client.protocol_number == 49 && values.len() >= 2 {
let mut s = "X".repeat(50);
s.push_str(&values.pop().unwrap());
values.push(s);
}
GameCfg::Scheme(name, values)
}
cfg => cfg,
};
room.set_config(cfg);
Ok(())
}
}
pub fn save_config(&mut self, name: String, location: String) {
self.room_mut().save_config(name, location);
}
pub fn load_config(&mut self, name: &str) -> Option<&str> {
self.room_mut().load_config(name)
}
pub fn delete_config(&mut self, name: &str) -> bool {
self.room_mut().delete_config(name)
}
pub fn toggle_ready(&mut self) -> bool {
let (client, room) = self.get_mut();
client.set_is_ready(!client.is_ready());
if client.is_ready() {
room.ready_players_number += 1;
} else {
room.ready_players_number -= 1;
}
client.is_ready()
}
pub fn start_game(&mut self) -> Result<Vec<String>, StartGameError> {
use StartGameError::*;
let (room_clients, room_nicks): (Vec<_>, Vec<_>) = self
.server
.clients
.iter()
.map(|(id, c)| (id, c.nick.clone()))
.unzip();
let room = self.room_mut();
if !room.has_multiple_clans() {
Err(NotEnoughClans)
} else if room.protocol_number <= 43 && room.players_number != room.ready_players_number {
Err(NotReady)
} else if room.game_info.is_some() {
Err(AlreadyInGame)
} else {
room.start_round();
for id in room_clients {
let team_indices = self.room().client_team_indices(id);
let c = &mut self.server.clients[id];
c.set_is_in_game(true);
c.team_indices = team_indices;
}
Ok(room_nicks)
}
}
pub fn toggle_pause(&mut self) -> bool {
if let Some(ref mut info) = self.room_mut().game_info {
info.is_paused = !info.is_paused;
}
self.room_mut().game_info.is_some()
}
pub fn leave_game(&mut self) -> Option<Vec<String>> {
let (client, room) = self.get_mut();
let client_left = client.is_in_game();
if client_left {
client.set_is_in_game(false);
if let Some(ref mut info) = room.game_info {
let team_names: Vec<_> = info
.client_teams(client.id)
.map(|t| t.name.clone())
.collect();
info.mark_left_teams(team_names.iter());
Some(team_names)
} else {
None
}
} else {
None
}
}
pub fn end_game(&mut self) -> Option<EndGameResult> {
let room = self.room_mut();
room.ready_players_number = room.master_id.is_some() as u8;
if let Some(mut info) = replace(&mut room.game_info, None) {
let room_id = room.id;
for team_name in &info.left_teams {
room.remove_team(team_name);
}
let unreadied_nicks: Vec<_> = self
.server
.clients
.iter_mut()
.filter(|(_, c)| c.room_id == Some(room_id))
.map(|(_, c)| {
c.set_is_ready(c.is_master());
c
})
.filter_map(|c| {
if !c.is_master() {
Some(c.nick.clone())
} else {
None
}
})
.collect();
Some(EndGameResult {
left_teams: replace(&mut info.left_teams, vec![]),
unreadied_nicks,
})
} else {
None
}
}
pub fn log_engine_msg(&mut self, log_msg: String, sync_msg: Option<Option<String>>) {
if let Some(ref mut info) = self.room_mut().game_info {
if !log_msg.is_empty() {
info.msg_log.push(log_msg);
}
if let Some(msg) = sync_msg {
info.sync_msg = msg;
}
}
}
}
fn allocate_room(rooms: &mut Slab<HwRoom>) -> &mut HwRoom {
let entry = rooms.vacant_entry();
let room = HwRoom::new(entry.key());
entry.insert(room)
}
fn create_room<'a, 'b>(
client: &'a mut HwClient,
rooms: &'b mut Slab<HwRoom>,
name: String,
password: Option<String>,
) -> (&'a HwClient, &'b HwRoom) {
let room = allocate_room(rooms);
room.master_id = Some(client.id);
room.name = name;
room.password = password;
room.protocol_number = client.protocol_number;
room.players_number = 1;
room.ready_players_number = 1;
client.room_id = Some(room.id);
client.set_is_master(true);
client.set_is_ready(true);
client.set_is_in_game(false);
client.clan = None;
client.teams_in_game = 0;
client.team_indices = vec![];
(client, room)
}
fn move_to_room(client: &mut HwClient, room: &mut HwRoom) {
debug_assert!(client.room_id != Some(room.id));
room.players_number += 1;
client.room_id = Some(room.id);
client.set_is_in_game(room.game_info.is_some());
if let Some(ref mut info) = room.game_info {
let teams = info.client_teams(client.id);
client.teams_in_game = teams.clone().count() as u8;
client.clan = teams.clone().next().map(|t| t.color);
let team_names: Vec<_> = teams.map(|t| t.name.clone()).collect();
if !team_names.is_empty() {
info.left_teams.retain(|name| !team_names.contains(&name));
}
}
}