gameServer/HWProtoInRoomState.hs
author sheepluva
Sat, 01 Jan 2011 14:23:39 +0100
changeset 4802 4c1041eef577
parent 4681 f2c30204a3fd
child 4904 0eab727d4717
permissions -rw-r--r--
fix very ancient typo in CheckCollision() that would cause check for collision at bottom and right instead of movement direction

module HWProtoInRoomState where

import qualified Data.Foldable as Foldable
import qualified Data.IntMap as IntMap
import qualified Data.Map as Map
import Data.Sequence(Seq, (|>), (><), fromList, empty)
import Data.List
import Data.Maybe
--------------------------------------
import CoreTypes
import Actions
import Utils


handleCmd_inRoom :: CmdHandler

handleCmd_inRoom clID clients _ ["CHAT", msg] =
    [AnswerOthersInRoom ["CHAT", clientNick, msg]]
    where
        clientNick = nick $ clients IntMap.! clID

handleCmd_inRoom clID clients rooms ["PART"] =
    [RoomRemoveThisClient "part"]
    where
        client = clients IntMap.! clID


handleCmd_inRoom clID clients rooms ("CFG" : paramName : paramStrs)
    | null paramStrs = [ProtocolError "Empty config entry"]
    | isMaster client =
        [ModifyRoom (\r -> r{params = Map.insert paramName paramStrs (params r)}),
        AnswerOthersInRoom ("CFG" : paramName : paramStrs)]
    | otherwise = [ProtocolError "Not room master"]
    where
        client = clients IntMap.! clID

handleCmd_inRoom clID clients rooms ("ADD_TEAM" : name : color : grave : fort : voicepack : flag : difStr : hhsInfo)
    | length hhsInfo == 15 && clientProto client < 30 = handleCmd_inRoom clID clients rooms ("ADD_TEAM" : name : color : grave : fort : voicepack : " " : flag : difStr : hhsInfo)
    | length hhsInfo /= 16 = [ProtocolError "Corrupted hedgehogs info"]
    | length (teams room) == 8 = [Warning "too many teams"]
    | canAddNumber <= 0 = [Warning "too many hedgehogs"]
    | isJust findTeam = [Warning "There's already a team with same name in the list"]
    | gameinprogress room = [Warning "round in progress"]
    | isRestrictedTeams room = [Warning "restricted"]
    | otherwise =
        [ModifyRoom (\r -> r{teams = teams r ++ [newTeam]}),
        ModifyClient (\c -> c{teamsInGame = teamsInGame c + 1, clientClan = color}),
        AnswerThisClient ["TEAM_ACCEPTED", name],
        AnswerOthersInRoom $ teamToNet (clientProto client) newTeam,
        AnswerOthersInRoom ["TEAM_COLOR", name, color]
        ]
    where
        client = clients IntMap.! clID
        room = rooms IntMap.! (roomID client)
        canAddNumber = 48 - (sum . map hhnum $ teams room)
        findTeam = find (\t -> name == teamname t) $ teams room
        newTeam = (TeamInfo clID (nick client) name color grave fort voicepack flag difficulty newTeamHHNum (hhsList hhsInfo))
        difficulty = fromMaybe 0 (maybeRead difStr :: Maybe Int)
        hhsList [] = []
        hhsList (n:h:hhs) = HedgehogInfo n h : hhsList hhs
        newTeamHHNum = min 4 canAddNumber

handleCmd_inRoom clID clients rooms ["REMOVE_TEAM", teamName]
    | noSuchTeam = [Warning "REMOVE_TEAM: no such team"]
    | nick client /= teamowner team = [ProtocolError "Not team owner!"]
    | otherwise =
            [RemoveTeam teamName,
            ModifyClient (\c -> c{teamsInGame = teamsInGame c - 1, clientClan = if teamsInGame client == 1 then undefined else anotherTeamClan})
            ]
    where
        client = clients IntMap.! clID
        room = rooms IntMap.! (roomID client)
        noSuchTeam = isNothing findTeam
        team = fromJust findTeam
        findTeam = find (\t -> teamName == teamname t) $ teams room
        anotherTeamClan = teamcolor $ fromJust $ find (\t -> teamownerId t == clID) $ teams room


handleCmd_inRoom clID clients rooms ["HH_NUM", teamName, numberStr]
    | not $ isMaster client = [ProtocolError "Not room master"]
    | hhNumber < 1 || hhNumber > 8 || noSuchTeam || hhNumber > (canAddNumber + (hhnum team)) = []
    | otherwise =
        [ModifyRoom $ modifyTeam team{hhnum = hhNumber},
        AnswerOthersInRoom ["HH_NUM", teamName, show hhNumber]]
    where
        client = clients IntMap.! clID
        room = rooms IntMap.! (roomID client)
        hhNumber = fromMaybe 0 (maybeRead numberStr :: Maybe Int)
        noSuchTeam = isNothing findTeam
        team = fromJust findTeam
        findTeam = find (\t -> teamName == teamname t) $ teams room
        canAddNumber = 48 - (sum . map hhnum $ teams room)


handleCmd_inRoom clID clients rooms ["TEAM_COLOR", teamName, newColor]
    | not $ isMaster client = [ProtocolError "Not room master"]
    | noSuchTeam = []
    | otherwise = [ModifyRoom $ modifyTeam team{teamcolor = newColor},
            AnswerOthersInRoom ["TEAM_COLOR", teamName, newColor],
            ModifyClient2 (teamownerId team) (\c -> c{clientClan = newColor})]
    where
        noSuchTeam = isNothing findTeam
        team = fromJust findTeam
        findTeam = find (\t -> teamName == teamname t) $ teams room
        client = clients IntMap.! clID
        room = rooms IntMap.! (roomID client)


handleCmd_inRoom clID clients rooms ["TOGGLE_READY"] =
    [ModifyClient (\c -> c{isReady = not $ isReady client}),
    ModifyRoom (\r -> r{readyPlayers = readyPlayers r + (if isReady client then -1 else 1)}),
    AnswerThisRoom [if isReady client then "NOT_READY" else "READY", nick client]]
    where
        client = clients IntMap.! clID


handleCmd_inRoom clID clients rooms ["START_GAME"] =
    if isMaster client && (playersIn room == readyPlayers room) && (not . gameinprogress) room then
        if enoughClans then
            [ModifyRoom
                    (\r -> r{
                        gameinprogress = True,
                        roundMsgs = empty,
                        leftTeams = [],
                        teamsAtStart = teams r}
                    ),
            AnswerThisRoom ["RUN_GAME"]]
        else
            [Warning "Less than two clans!"]
    else
        []
    where
        client = clients IntMap.! clID
        room = rooms IntMap.! (roomID client)
        enoughClans = not $ null $ drop 1 $ group $ map teamcolor $ teams room


handleCmd_inRoom clID clients rooms ["EM", msg] =
    if (teamsInGame client > 0) && isLegal then
        (AnswerOthersInRoom ["EM", msg]) : [ModifyRoom (\r -> r{roundMsgs = roundMsgs r |> msg}) | not isKeepAlive]
    else
        []
    where
        client = clients IntMap.! clID
        (isLegal, isKeepAlive) = checkNetCmd msg

handleCmd_inRoom clID clients rooms ["ROUNDFINISHED"] =
    if isMaster client then
        [ModifyRoom
                (\r -> r{
                    gameinprogress = False,
                    readyPlayers = 0,
                    roundMsgs = empty,
                    leftTeams = [],
                    teamsAtStart = []}
                ),
        UnreadyRoomClients
        ] ++ answerRemovedTeams
    else
        []
    where
        client = clients IntMap.! clID
        room = rooms IntMap.! (roomID client)
        answerRemovedTeams = map (\t -> AnswerThisRoom ["REMOVE_TEAM", t]) $ leftTeams room


handleCmd_inRoom clID clients _ ["TOGGLE_RESTRICT_JOINS"]
    | isMaster client = [ModifyRoom (\r -> r{isRestrictedJoins = not $ isRestrictedJoins r})]
    | otherwise = [ProtocolError "Not room master"]
    where
        client = clients IntMap.! clID


handleCmd_inRoom clID clients _ ["TOGGLE_RESTRICT_TEAMS"]
    | isMaster client = [ModifyRoom (\r -> r{isRestrictedTeams = not $ isRestrictedTeams r})]
    | otherwise = [ProtocolError "Not room master"]
    where
        client = clients IntMap.! clID

handleCmd_inRoom clID clients rooms ["KICK", kickNick] =
    [KickRoomClient kickID | isMaster client && not noSuchClient && (kickID /= clID) && (roomID client == roomID kickClient)]
    where
        client = clients IntMap.! clID
        maybeClient = Foldable.find (\cl -> kickNick == nick cl) clients
        noSuchClient = isNothing maybeClient
        kickClient = fromJust maybeClient
        kickID = clientUID kickClient


handleCmd_inRoom clID clients _ ["TEAMCHAT", msg] =
    [AnswerSameClan ["EM", engineMsg]]
    where
        client = clients IntMap.! clID
        engineMsg = toEngineMsg $ 'b' : ((nick client) ++ "(team): " ++ msg ++ "\x20\x20")

handleCmd_inRoom clID _ _ _ = [ProtocolError "Incorrect command (state: in room)"]