unit uFLGameConfig;

interface

uses uFLTypes;

procedure resetGameConfig; cdecl;

procedure runQuickGame; cdecl;

procedure runLocalGame; cdecl;

procedure getPreview; cdecl;

procedure setSeed(seed: PChar); cdecl;

function  getSeed: PChar; cdecl;

procedure setTheme(themeName: PChar); cdecl;

procedure setScript(scriptName: PChar); cdecl;

procedure setScheme(schemeName: PChar); cdecl;

procedure setAmmo(ammoName: PChar); cdecl;

procedure tryAddTeam(teamName: PChar); cdecl;

procedure tryRemoveTeam(teamName: PChar); cdecl;

procedure changeTeamColor(teamName: PChar; dir: LongInt); cdecl;

procedure netSetSeed(seed: shortstring);

procedure netSetTheme(themeName: shortstring);

procedure netSetScript(scriptName: shortstring);

procedure netSetFeatureSize(fsize: LongInt);

procedure netSetMapGen(mapgen: LongInt);

procedure netSetMap(map: shortstring);

procedure netSetMazeSize(mazesize: LongInt);

procedure netSetTemplate(template: LongInt);

procedure netSetAmmo(name: shortstring; definition: ansistring);

procedure netSetScheme(scheme: TScheme);

procedure netAddTeam(team: TTeam);

procedure netAcceptedTeam(teamName: shortstring);

procedure netSetTeamColor(team: shortstring; color: Longword);

procedure netSetHedgehogsNumber(team: shortstring; hogsNumber: Longword);

procedure netRemoveTeam(teamName: shortstring);

procedure netDrawnData(data: ansistring);

procedure netResetTeams();

procedure updatePreviewIfNeeded;

procedure sendConfig(config: PGameConfig);

procedure runNetGame();

implementation

uses uFLIPC, uFLUtils, uFLTeams, uFLThemes, uFLSChemes, uFLAmmo

    , uFLUICallback, uFLRunQueue, uFLNet, uUtils, uFLDrawnMap

    , SDLh;

var

    currentConfig: TGameConfig;

    previewNeedsUpdate: boolean;

function getScriptPath(scriptName: shortstring): shortstring;

begin

    getScriptPath:= '/Scripts/Multiplayer/' + scriptName + '.lua'

end;

procedure sendDrawnMap(config: PGameConfig);

var i: Longword;

    data: PByteArray;

    dataLen: Longword;

    s: shortstring;

begin

    decodeDrawnMap(config^.drawnData, config^.drawnDataSize, data, dataLen);

    i:= 0;

    s[0]:= #240;

    while i < dataLen do

    begin

        if dataLen - i > 240 then

        begin

            Move(data^[i], s[1], 240)

        end else

        begin

            Move(data^[i], s[1], dataLen - i);

            s[0]:= char(dataLen - i)

        end;

        ipcToEngine('edraw ' + s);

        inc(i, 240)

    end;

    if dataLen > 0 then

        FreeMem(data, dataLen);

end;

procedure sendConfig(config: PGameConfig);

var i: Longword;

begin

with config^ do

begin

    case gameType of

    gtPreview: begin

            if script <> 'Normal' then

                ipcToEngine('escript ' + getScriptPath(script));

            ipcToEngine('eseed ' + seed);

            ipcToEngine('e$mapgen ' + intToStr(mapgen));

            if (mapgen = 1) or (mapgen = 2) then

                ipcToEngine('e$maze_size ' + intToStr(mazeSize))

            else

                ipcToEngine('e$template_filter ' + intToStr(template));

            ipcToEngine('e$feature_size ' + intToStr(featureSize));

            if mapgen = 3 then

                sendDrawnMap(config);

        end;

gtLocal, gtNet: begin

            if gameType = gtNet then

                ipcToEngine('TN');

            if script <> 'Normal' then

                ipcToEngine('escript ' + getScriptPath(script));

            ipcToEngine('eseed ' + seed);

            ipcToEngine('e$mapgen ' + intToStr(mapgen));

            if (mapgen = 1) or (mapgen = 2) then

                ipcToEngine('e$maze_size ' + intToStr(mazeSize))

            else

                ipcToEngine('e$template_filter ' + intToStr(template));

            ipcToEngine('e$feature_size ' + intToStr(featureSize));

            ipcToEngine('e$theme ' + theme);

            if mapgen = 3 then

                sendDrawnMap(config);

            sendSchemeConfig(scheme);

            i:= 0;

            while (i < 8) and (teams[i].hogsNumber > 0) do

                begin

                    sendTeamConfig(config^.scheme.health, teams[i]);

                    sendAmmoConfig(config^.ammo);

                    inc(i)

                end;

        end;

    end;

    ipcToEngine('!');

end;

end;

procedure resetGameConfig; cdecl;

var i: Longword;

begin

    with currentConfig do

    begin

        script:= 'Normal';

        for i:= 0 to 7 do

            teams[i].hogsNumber:= 0

    end

end;

procedure setSeed(seed: PChar); cdecl;

begin

    sendUI(mtSeed, @seed[1], length(seed));

    currentConfig.seed:= seed

end;

function getSeed: PChar; cdecl;

begin

    getSeed:= str2PChar(currentConfig.seed)

end;

function getUnusedColor: Longword;

var i, c: Longword;

    fColorMatched: boolean;

begin

    c:= 0;

    i:= 0;

    repeat

        repeat

            fColorMatched:= (currentConfig.teams[i].hogsNumber > 0) and (currentConfig.teams[i].color = c);

            inc(i)

        until (i >= 8) or (currentConfig.teams[i].hogsNumber = 0) or fColorMatched;

        if fColorMatched then

        begin

            i:= 0;

            inc(c)

        end;

    until not fColorMatched;

    getUnusedColor:= c

end;

procedure runQuickGame; cdecl;

begin

    with currentConfig do

    begin

        gameType:= gtLocal;

        arguments[0]:= '';

        arguments[1]:= '--internal';

        arguments[2]:= '--nomusic';

        argumentsNumber:= 3;

        teams[0]:= createRandomTeam;

        teams[0].color:= 0;

        teams[1]:= createRandomTeam;

        teams[1].color:= 1;

        teams[1].botLevel:= 3;

        queueExecution(currentConfig);

    end;

end;

procedure getPreview; cdecl;

begin

    previewNeedsUpdate:= false;

    with currentConfig do

    begin

        gameType:= gtPreview;

        arguments[0]:= '';

        arguments[1]:= '--internal';

        arguments[2]:= '--landpreview';

        argumentsNumber:= 3;

        queueExecution(currentConfig);

    end;

end;

procedure runLocalGame; cdecl;

begin

    with currentConfig do

    begin

        gameType:= gtLocal;

        arguments[0]:= '';

        arguments[1]:= '--internal';

        arguments[2]:= '--nomusic';

        argumentsNumber:= 3;

        queueExecution(currentConfig);

    end;

end;

procedure runNetGame();

begin

    with currentConfig do

    begin

        gameType:= gtNet;

        arguments[0]:= '';

        arguments[1]:= '--internal';

        arguments[2]:= '--nomusic';

        argumentsNumber:= 3;

        queueExecution(currentConfig);

    end;

end;

procedure tryAddTeam(teamName: PChar); cdecl;

var msg: ansistring;

    i, hn, hedgehogsNumber: Longword;

    team: PTeam;

    c: Longword;

begin

    team:= teamByName(teamName);

    if team = nil then exit;

    if isConnected then

        sendTeam(team^)

    else

    with currentConfig do

    begin

        hedgehogsNumber:= 0;

        i:= 0;

        while (i < 8) and (teams[i].hogsNumber > 0) do

        begin

            inc(i);

            inc(hedgehogsNumber, teams[i].hogsNumber)

        end;

        // no free space for a team or reached hogs number maximum

        if (i > 7) or (hedgehogsNumber >= 48) then exit;

        c:= getUnusedColor;

        teams[i]:= team^;

        teams[i].extDriven:= false;

        if i = 0 then hn:= 4 else hn:= teams[i - 1].hogsNumber;

        if hn > 48 - hedgehogsNumber then hn:= 48 - hedgehogsNumber;

        teams[i].hogsNumber:= hn;

        teams[i].color:= c;

        msg:= '0' + #10 + teamName;

        sendUI(mtAddPlayingTeam, @msg[1], length(msg));

        msg:= teamName + #10 + colorsSet[teams[i].color];

        sendUI(mtTeamColor, @msg[1], length(msg));

        msg:= teamName + #10 + IntToStr(hn);

        sendUI(mtHedgehogsNumber, @msg[1], length(msg));

        msg:= teamName;

        sendUI(mtRemoveTeam, @msg[1], length(msg))

    end

end;

procedure tryRemoveTeam(teamName: PChar); cdecl;

var i: Longword;

    tn: shortstring;

    isLocal: boolean;

begin

    with currentConfig do

    begin

        i:= 0;

        tn:= teamName;

        while (i < 8) and (teams[i].teamName <> tn) do

            inc(i);

        // team not found???

        if (i > 7) then exit;

        isLocal:= not teams[i].extDriven;

        if isConnected and not isLocal then

            exit; // we cannot remove this team

        while (i < 7) and (teams[i + 1].hogsNumber > 0) do

        begin

            teams[i]:= teams[i + 1];

            inc(i)

        end;

        teams[i].hogsNumber:= 0

    end;

    sendUI(mtRemovePlayingTeam, @tn[1], length(tn));

    if isConnected then

        removeTeam(tn);

    if isLocal then

        sendUI(mtAddTeam, @tn[1], length(tn))

end;

procedure changeTeamColor(teamName: PChar; dir: LongInt); cdecl;

var i, dc: Longword;

    tn: shortstring;

    msg: ansistring;

begin

    with currentConfig do

    begin

        i:= 0;

        tn:= teamName;

        while (i < 8) and (teams[i].teamName <> tn) do

            inc(i);

        // team not found???

        if (i > 7) then exit;

        if dir >= 0 then dc:= 1 else dc:= 8;

        teams[i].color:= (teams[i].color + dc) mod 9;

        msg:= tn + #10 + colorsSet[teams[i].color];

        sendUI(mtTeamColor, @msg[1], length(msg))

    end

end;

procedure setTheme(themeName: PChar); cdecl;

begin

    currentConfig.theme:= themeName

end;

procedure setScript(scriptName: PChar); cdecl;

begin

    currentConfig.script:= scriptName

end;

procedure setScheme(schemeName: PChar); cdecl;

var scheme: PScheme;

begin

    scheme:= schemeByName(schemeName);

    if scheme <> nil then

        currentConfig.scheme:= scheme^

end;

procedure setAmmo(ammoName: PChar); cdecl;

var ammo: PAmmo;

begin

    ammo:= ammoByName(ammoName);

    if ammo <> nil then

        currentConfig.ammo:= ammo^

end;

procedure netSetSeed(seed: shortstring);

begin

    if seed <> currentConfig.seed then

    begin

        currentConfig.seed:= seed;

        sendUI(mtSeed, @seed[1], length(seed));

        getPreview()

    end

end;

procedure netSetTheme(themeName: shortstring);

begin

    if themeName <> currentConfig.theme then

    begin

        currentConfig.theme:= themeName;

        sendUI(mtTheme, @themeName[1], length(themeName))

    end

end;

procedure netSetScript(scriptName: shortstring);

begin

    if scriptName <> currentConfig.script then

    begin

        previewNeedsUpdate:= true;

        currentConfig.script:= scriptName;

        sendUI(mtScript, @scriptName[1], length(scriptName))

    end

end;

procedure netSetFeatureSize(fsize: LongInt);

var s: shortstring;

begin

    if fsize <> currentConfig.featureSize then

    begin

        previewNeedsUpdate:= true;

        currentConfig.featureSize:= fsize;

        s:= IntToStr(fsize);

        sendUI(mtFeatureSize, @s[1], length(s))

    end

end;

procedure netSetMapGen(mapgen: LongInt);

var s: shortstring;

begin

    if mapgen <> currentConfig.mapgen then

    begin

        previewNeedsUpdate:= true;

        currentConfig.mapgen:= mapgen;

        s:= IntToStr(mapgen);

        sendUI(mtMapGen, @s[1], length(s))

    end

end;

procedure netSetMap(map: shortstring);

begin

    sendUI(mtMap, @map[1], length(map))

end;

procedure netSetMazeSize(mazesize: LongInt);

var s: shortstring;

begin

    if mazesize <> currentConfig.mazesize then

    begin

        previewNeedsUpdate:= true;

        currentConfig.mazesize:= mazesize;

        s:= IntToStr(mazesize);

        sendUI(mtMazeSize, @s[1], length(s))

    end

end;

procedure netSetTemplate(template: LongInt);

var s: shortstring;

begin

    if template <> currentConfig.template then

    begin

        previewNeedsUpdate:= true;

        currentConfig.template:= template;

        s:= IntToStr(template);

        sendUI(mtTemplate, @s[1], length(s))

    end

end;

procedure updatePreviewIfNeeded;

begin

    if previewNeedsUpdate then

        getPreview

end;

procedure netSetAmmo(name: shortstring; definition: ansistring);

var ammo: TAmmo;

    i: LongInt;

begin

    ammo.ammoName:= name;

    i:= length(definition) div 4;

    ammo.a:= copy(definition, 1, i);

    ammo.b:= copy(definition, i + 1, i);

    ammo.c:= copy(definition, i * 2 + 1, i);

    ammo.d:= copy(definition, i * 3 + 1, i);