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% Kale Ewasiuk (kalekje@gmail.com)
% 2023-07-22
% Copyright (C) 2021-2023 Kale Ewasiuk
%
% Permission is hereby granted, free of charge, to any person obtaining a copy
% of this software and associated documentation files (the "Software"), to deal
% in the Software without restriction, including without limitation the rights
% to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
% copies of the Software, and to permit persons to whom the Software is
% furnished to do so, subject to the following conditions:
%
% The above copyright notice and this permission notice shall be included in
% all copies or substantial portions of the Software.
%
% THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
% ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
% TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
% PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT
% SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
% ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
% ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
% OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
% OR OTHER DEALINGS IN THE SOFTWARE.

\ProvidesPackage{penlightplus}[2023-07-22]

\RequirePackage{luacode}
\RequirePackage{luakeys}
\RequirePackage[import]{penlight}

\DeclareOption{globals}{\luadirect{__PL_GLOBALS__ = true}}
\DeclareOption{pl}{\directlua{pl = penlight}}
\ProcessOptions*\relax

\luadirect{require'penlightplus'}




\global\newcommand{\writePDFmetadata}{\luadirect{penlight.tex.writePDFmetadata()}}

\NewDocumentCommand{\writePDFmetadatakv}{ s m }{
\IfBooleanTF{#1}{% if *, overwrite everything
  \luadirect{
    __PDFmetadata__ = penlight.luakeys.parse(\luastring{#2})
      penlight.tex.writePDFmetadata()
  }}{
    \luadirect{
    __PDFmetadata__ = __PDFmetadata__ or {}
    penlight.tablex.update(__PDFmetadata__, penlight.luakeys.parse(\luastring{#2}))
    penlight.tex.writePDFmetadata()
  }}
}


\gdef\luastringT#1{\luastring{\unexpanded\expandafter\expandafter\expandafter{#1}}}  % expand luastring twice
\global\let\luastringF\luastring  % fully expanded luastring

% allow control over expansion of arguments to a latex function
\NewDocumentCommand{\MakeluastringCommands}{O{} m }{% #1 the desired commands #2 defaults
  \luadirect{penlight.tex.aliasluastring(\luastring{#2},\luastring{#1})}%
}

\NewDocumentCommand{\splitToComma}{ O{nn} m m }{%
  \MakeluastringCommands[nn]{#1}%
  \luadirect{penlight.tex.split2comma(\plluastringA{#2},\plluastringB{#3})}%
}

\NewDocumentCommand{\splitToItems}{ O{NN} m m }{%
  \MakeluastringCommands[nn]{#1}%
  \luadirect{penlight.tex.split2items(\plluastringA{#2},\plluastringB{#3})}%
}


%
%
%\NewDocumentCommand{\tblnew}{m}{\luadirect{
%  _G[\luastring{#1}] = {}
%}}
%
%\NewDocumentCommand{\tblfrkv}{m m O{} }{\luadirect{
%  _G[\luastring{#1}] = penlight.luakeys.parse(\luastring{#2}, penlight.luakeys.parse(\luastring{#3}))
%}}
%
%\NewDocumentCommand{\tblset}{m m m}{\luadirect{
%  _G[\luastring{#1}][\luastring{#2}] = \luastring{#3}
%}}
%
%\NewDocumentCommand{\tblget}{m m}{\luadirect{
%  tex.sprint(tostring(_G[\luastring{#1}][\luastring{#2}]))
%}}
%
%\NewDocumentCommand{\tblidx}{m m}{\luadirect{
%  tex.sprint(tostring(_G[\luastring{#1}][#2]))
%}}
%
%
%\NewDocumentCommand{\tblupd}{ m m}{\luadirect{
%  penlight.tablex.update(_G[\luastring{#1}], _G[\luastring{#2}])
%}}
%
%\NewDocumentCommand{\tblupdkv}{ m m }{\luadirect{
%  penlight.tablex.update(_G[\luastring{#1}], penlight.luakeys.parse(\luastring{#2}))
%}}
%
%% todo need a get table function. If blank is passed, the last table referenced is used.
%\NewDocumentCommand{\tblfrkvII}{ m m m }{\luadirect{
%  _G[\luastring{#1}] = penlight.tablex.update(penlight.luakeys.parse(\luastring{#2}), luakeys.parse(\luastring{#3}))
%}}


%\NewDocumentCommand{\tbldo}{m m O{} }{\luadirect{
%  % tex.sprint(tostring(_G[\luastring{#1}][#2]))
%  % todo allow one to use pl tablex function here,
%  % {tbl}{update}[arg1][arg2]
%  penlight.tablex[\luastring[#1]](_G[\luastring{}], _G[\luastring{}])
%}}