unit uFLScripts;

interface

uses uFLTypes;

function getScriptsList: PPChar; cdecl;

procedure freeScriptsList;

implementation

uses uFLUtils, uFLIPC, uPhysFSLayer, uFLThemes;

const MAX_SCRIPT_NAMES = 64;

type

    TScript = record

            scriptName: shortstring;

            description: shortstring;

            gameScheme, weapons: shortstring;

        end;

    PScript = ^TScript;

var

    scriptsList: PScript;

    scriptsNumber: Longword;

    listOfScriptNames: array[0..MAX_SCRIPT_NAMES] of PChar;

procedure loadScript(var script: TScript; scriptName, fileName: shortstring);

var f: PFSFile;

begin

    underScore2Space(scriptName);

    script.scriptName:= scriptName;

    script.description:= scriptName + ' script description';

    f:= pfsOpenRead(copy(fileName, 1, length(fileName) - 4) + '.txt');

    script.gameScheme:= '';

    script.weapons:= '';

    if f <> nil then

    begin

        if not pfsEOF(f) then

        begin

            pfsReadLn(f, script.gameScheme);

            if not pfsEOF(f) then

                pfsReadLn(f, script.weapons);

        end;

        pfsClose(f)

    end

end;

procedure loadScripts;

var filesList, tmp: PPChar;

    script: PScript;

    s: shortstring;

    l: Longword;

begin

    filesList:= pfsEnumerateFiles('/Scripts/Multiplayer');

    scriptsNumber:= 1;

    tmp:= filesList;

    while tmp^ <> nil do

    begin

        s:= shortstring(tmp^);

        l:= length(s);

        if (l > 4) and (copy(s, l - 3, 4) = '.lua') then inc(scriptsNumber);

        inc(tmp)

    end;

    scriptsList:= GetMem(sizeof(scriptsList^) * (scriptsNumber + 1));

    script:= scriptsList;

    // add 'normal' script

    script^.scriptName:= 'Normal';

    script^.description:= 'Normal gameplay';

    inc(script);

    // fill the rest from *.lua list

    tmp:= filesList;

    while tmp^ <> nil do

    begin

        s:= shortstring(tmp^);

        l:= length(s);

        if (l > 4) and (copy(s, l - 3, 4) = '.lua') then 

            begin

                loadScript(script^, copy(s, 1, l - 4), '/Config/Scripts/' + s);

                inc(script)

            end;

        inc(tmp)

    end;

    pfsFreeList(filesList)

end;

function getScriptsList: PPChar; cdecl;

var i, t, l: Longword;

    script: PScript;

begin

    if scriptsList = nil then

        loadScripts;

    t:= scriptsNumber;

    if t >= MAX_SCRIPT_NAMES then 

        t:= MAX_SCRIPT_NAMES;

    script:= scriptsList;

    for i:= 0 to Pred(t) do

    begin

        l:= length(script^.scriptName);

        if l >= 255 then l:= 254;

        script^.scriptName[l + 1]:= #0;

        listOfScriptNames[i]:= @script^.scriptName[1];

        inc(script)

    end;

    listOfScriptNames[t]:= nil;

    getScriptsList:= listOfScriptNames

end;

procedure freeScriptsList;

begin

    if scriptsList <> nil then

        FreeMem(scriptsList, sizeof(scriptsList^) * scriptsNumber)

end;

end.