unit uFLNetProtocol;
interface

procedure passNetData(p: pointer); cdecl;

procedure sendChatLine(msg: PChar); cdecl;
procedure joinRoom(roomName: PChar); cdecl;
procedure partRoom(msg: PChar); cdecl;

procedure ResetNetState;

implementation
uses uFLNetTypes, uFLTypes, uFLUICallback, uFLNet, uFLGameConfig, uFLUtils;

type
    PHandler = procedure (var t: TCmdData);

var isInRoom: boolean;
    myNickname: shortstring;

procedure handler_ADD_TEAM(var p: TCmdParam);
begin
end;

procedure handler_ADD_TEAM_s(var s: TCmdParamS);
begin
end;

procedure handler_ASKPASSWORD(var p: TCmdParamS);
begin
end;

procedure handler_BANLIST(var p: TCmdParam);
begin
end;

procedure handler_BANLIST_s(var s: TCmdParamS);
begin
end;

procedure handler_BYE(var p: TCmdParamSL);
begin
    sendUI(mtDisconnected, @p.str2[1], length(p.str2));
end;

procedure handler_CFG_AMMO(var p: TCmdParamSL);
begin
    netSetAmmo(p.str1, p.str2)
end;

procedure handler_CFG_DRAWNMAP(var p: TCmdParamL);
begin
end;

procedure handler_CFG_FEATURE_SIZE(var p: TCmdParami);
begin
    if isInRoom then
    begin
        netSetFeatureSize(p.param1);
        updatePreviewIfNeeded
    end;
end;

var fmcfgIndex: integer;

procedure handler_CFG_FULLMAPCONFIG(var p: TCmdParam);
begin
    fmcfgIndex:= 0;
end;

procedure handler_CFG_FULLMAPCONFIG_s(var s: TCmdParamS);
begin
    if not isInRoom then exit;

    inc(fmcfgIndex);
    case fmcfgIndex of
        1: netSetFeatureSize(strToInt(s.str1));
        2: if s.str1[0] <> '+' then netSetMap(s.str1);
        3: netSetMapGen(strToInt(s.str1));
        4: netSetMazeSize(strToInt(s.str1));
        5: netSetSeed(s.str1);
        6: begin
                netSetTemplate(strToInt(s.str1));
                updatePreviewIfNeeded;
            end;
    end;
end;

procedure handler_CFG_MAP(var p: TCmdParamS);
begin
    if isInRoom then
        netSetMap(p.str1);
end;

procedure handler_CFG_MAPGEN(var p: TCmdParami);
begin
    if isInRoom then
    begin
        netSetMapGen(p.param1);
        updatePreviewIfNeeded
    end
end;

procedure handler_CFG_MAZE_SIZE(var p: TCmdParami);
begin
    if isInRoom then
    begin
        netSetMazeSize(p.param1);
        updatePreviewIfNeeded
    end
end;

procedure handler_CFG_SCHEME(var p: TCmdParam);
begin
end;

procedure handler_CFG_SCHEME_s(var s: TCmdParamS);
begin
end;

procedure handler_CFG_SCRIPT(var p: TCmdParamS);
begin
    if isInRoom then
        netSetScript(p.str1)
end;

procedure handler_CFG_SEED(var p: TCmdParamS);
begin
    if isInRoom then
        netSetSeed(p.str1)
end;

procedure handler_CFG_TEMPLATE(var p: TCmdParami);
begin
    if isInRoom then
    begin
        netSetTemplate(p.param1);
        updatePreviewIfNeeded
    end
end;

procedure handler_CFG_THEME(var p: TCmdParamS);
begin
    if isInRoom then
        netSetTheme(p.str1)
end;

procedure handler_CHAT(var p: TCmdParamSL);
var s: string;
begin
    s:= p.str1 + #10 + p.str2;
    if isInRoom then
        sendUI(mtRoomChatLine, @s[1], length(s))
    else
        sendUI(mtLobbyChatLine, @s[1], length(s));
end;

procedure handler_CLIENT_FLAGS(var p: TCmdParamS);
begin
end;

procedure handler_CLIENT_FLAGS_s(var s: TCmdParamS);
begin
end;

procedure handler_CONNECTED(var p: TCmdParami);
begin
    sendUI(mtConnected, nil, 0);
    writeln('Server features version ', p.param1);
    sendNet('PROTO' + #10 + '51');
    sendNet('NICK' + #10 + 'qmlfrontend');
end;

procedure handler_EM(var p: TCmdParam);
begin
end;

procedure handler_EM_s(var s: TCmdParamS);
begin
end;

procedure handler_ERROR(var p: TCmdParamL);
begin
    sendUI(mtError, @p.str1[1], length(p.str1));
end;

procedure handler_HH_NUM(var p: TCmdParam);
begin
end;

procedure handler_HH_NUM_s(var s: TCmdParamS);
begin
end;

procedure handler_INFO(var p: TCmdParam);
begin
end;

procedure handler_INFO_s(var s: TCmdParamS);
begin
end;

procedure handler_JOINED(var p: TCmdParam);
begin
end;

procedure handler_JOINED_s(var s: TCmdParamS);
begin
    if s.str1 = myNickname then // we joined a room
    begin
        isInRoom:= true;
        sendUI(mtMoveToRoom, nil, 0);
    end;

    sendUI(mtAddRoomClient, @s.str1[1], length(s.str1));
end;

procedure handler_JOINING(var p: TCmdParamS);
begin
end;

procedure handler_KICKED(var p: TCmdParam);
begin
    isInRoom:= false;
    sendUI(mtMoveToLobby, nil, 0);
end;

procedure handler_LEFT(var p: TCmdParamS);
begin
    sendUI(mtRemoveLobbyClient, @p.str1[1], length(p.str1));
end;

procedure handler_LEFT_s(var s: TCmdParamS);
begin
end;

procedure handler_LOBBY_JOINED(var p: TCmdParam);
begin
end;

procedure handler_LOBBY_JOINED_s(var s: TCmdParamS);
begin
    if s.str1 = myNickname then
    begin
        sendUI(mtMoveToLobby, nil, 0);
        sendNet('LIST');
    end;

    sendUI(mtAddLobbyClient, @s.str1[1], length(s.str1));
end;

procedure handler_LOBBY_LEFT(var p: TCmdParamSL);
begin
    p.str2:= p.str1 + #10 + p.str2;
    sendUI(mtRemoveLobbyClient, @p.str2[1], length(p.str2));
end;

procedure handler_NICK(var p: TCmdParamS);
begin
    myNickname:= p.str1;
    sendUI(mtNickname, @p.str1[1], length(p.str1));
end;

procedure handler_NOTICE(var p: TCmdParamL);
begin
end;

procedure handler_PING(var p: TCmdParam);
begin
    sendNet('PONG')
end;

procedure handler_PING_s(var s: TCmdParamS);
begin
end;

procedure handler_PROTO(var p: TCmdParami);
begin
    writeln('Protocol ', p.param1)
end;

procedure handler_REMOVE_TEAM(var p: TCmdParamS);
begin
end;

var roomInfo: string;
    roomLinesCount: integer;

procedure handler_ROOMS(var p: TCmdParam);
begin
    roomInfo:= '';
    roomLinesCount:= 0
end;

procedure handler_ROOMS_s(var s: TCmdParamS);
begin
    roomInfo:= roomInfo + s.str1 + #10;

    if roomLinesCount = 8 then
    begin
        sendUI(mtAddRoom, @roomInfo[1], length(roomInfo) - 1);
        roomLinesCount:= 0;
        roomInfo:= ''
    end else inc(roomLinesCount);
end;

procedure handler_ROOM_ADD(var p: TCmdParam);
begin
    roomInfo:= '';
    roomLinesCount:= 0
end;

procedure handler_ROOM_ADD_s(var s: TCmdParamS);
begin
    roomInfo:= roomInfo + s.str1 + #10;
    inc(roomLinesCount);

    if roomLinesCount = 9 then
    begin
        sendUI(mtAddRoom, @roomInfo[1], length(roomInfo) - 1);
        roomInfo:= '';
        roomLinesCount:= 0
    end;
end;

procedure handler_ROOM_DEL(var p: TCmdParamS);
begin
    sendUI(mtRemoveRoom, @p.str1[1], length(p.str1));
end;

procedure handler_ROOM_UPD(var p: TCmdParam);
begin
    roomInfo:= '';
    roomLinesCount:= 0
end;

procedure handler_ROOM_UPD_s(var s: TCmdParamS);
begin
    roomInfo:= roomInfo + s.str1 + #10;
    inc(roomLinesCount);

    if roomLinesCount = 10 then
        sendUI(mtUpdateRoom, @roomInfo[1], length(roomInfo) - 1);
end;

procedure handler_ROUND_FINISHED(var p: TCmdParam);
begin
end;

procedure handler_RUN_GAME(var p: TCmdParam);
begin
end;

procedure handler_SERVER_AUTH(var p: TCmdParamS);
begin
end;

procedure handler_SERVER_MESSAGE(var p: TCmdParamL);
begin
end;

procedure handler_SERVER_VARS(var p: TCmdParamSL);
begin
end;

procedure handler_TEAM_ACCEPTED(var p: TCmdParamS);
begin
end;

procedure handler_TEAM_COLOR(var p: TCmdParam);
begin
end;

procedure handler_TEAM_COLOR_s(var s: TCmdParamS);
begin
end;

procedure handler_WARNING(var p: TCmdParamL);
begin
    sendUI(mtWarning, @p.str1[1], length(p.str1));
end;

const handlers: array[TCmdType] of PHandler = (PHandler(@handler_ADD_TEAM),
    PHandler(@handler_ADD_TEAM_s), PHandler(@handler_ASKPASSWORD),
    PHandler(@handler_BANLIST), PHandler(@handler_BANLIST_s),
    PHandler(@handler_BYE), PHandler(@handler_CFG_AMMO),
    PHandler(@handler_CFG_DRAWNMAP), PHandler(@handler_CFG_FEATURE_SIZE),
    PHandler(@handler_CFG_FULLMAPCONFIG), PHandler(@handler_CFG_FULLMAPCONFIG_s),
    PHandler(@handler_CFG_MAP), PHandler(@handler_CFG_MAPGEN),
    PHandler(@handler_CFG_MAZE_SIZE), PHandler(@handler_CFG_SCHEME),
    PHandler(@handler_CFG_SCHEME_s), PHandler(@handler_CFG_SCRIPT),
    PHandler(@handler_CFG_SEED), PHandler(@handler_CFG_TEMPLATE),
    PHandler(@handler_CFG_THEME), PHandler(@handler_CHAT),
    PHandler(@handler_CLIENT_FLAGS), PHandler(@handler_CLIENT_FLAGS_s),
    PHandler(@handler_CONNECTED), PHandler(@handler_EM), PHandler(@handler_EM_s),
    PHandler(@handler_ERROR), PHandler(@handler_HH_NUM),
    PHandler(@handler_HH_NUM_s), PHandler(@handler_INFO), PHandler(@handler_INFO_s),
    PHandler(@handler_JOINED), PHandler(@handler_JOINED_s),
    PHandler(@handler_JOINING), PHandler(@handler_KICKED), PHandler(@handler_LEFT),
    PHandler(@handler_LEFT_s), PHandler(@handler_LOBBY_JOINED),
    PHandler(@handler_LOBBY_JOINED_s), PHandler(@handler_LOBBY_LEFT),
    PHandler(@handler_NICK), PHandler(@handler_NOTICE), PHandler(@handler_PING),
    PHandler(@handler_PING_s), PHandler(@handler_PROTO),
    PHandler(@handler_REMOVE_TEAM), PHandler(@handler_ROOMS),
    PHandler(@handler_ROOMS_s), PHandler(@handler_ROOM_ADD),
    PHandler(@handler_ROOM_ADD_s), PHandler(@handler_ROOM_DEL),
    PHandler(@handler_ROOM_UPD), PHandler(@handler_ROOM_UPD_s),
    PHandler(@handler_ROUND_FINISHED), PHandler(@handler_RUN_GAME),
    PHandler(@handler_SERVER_AUTH), PHandler(@handler_SERVER_MESSAGE),
    PHandler(@handler_SERVER_VARS), PHandler(@handler_TEAM_ACCEPTED),
    PHandler(@handler_TEAM_COLOR), PHandler(@handler_TEAM_COLOR_s),
    PHandler(@handler_WARNING));

procedure passNetData(p: pointer); cdecl;
begin
    handlers[TCmdData(p^).cmd.cmd](TCmdData(p^))
end;

procedure sendChatLine(msg: PChar); cdecl;
begin
    sendNetLn('CHAT');
    sendNet(msg);
end;

procedure joinRoom(roomName: PChar); cdecl;
begin
    sendNetLn('JOIN_ROOM');
    sendNet(roomName);
end;

procedure partRoom(msg: PChar); cdecl;
var s: string;
begin
    if isInRoom then
    begin
        isInRoom:= false;
        s:= 'PART';
        if length(msg) > 0 then
            s:= s + #10 + msg;
        sendNet(s);
        sendUI(mtMoveToLobby, nil, 0);
    end
end;

procedure ResetNetState;
begin
    isInRoom:= false;
end;

end.