pstylingx.sty

\ProvidesPackage{pstylingx}[2021 Physics Styling]

%%% Scripting and macros

\RequirePackage{xparse}                     % Better functions
\RequirePackage{luacode}                    % Convenience macros for LuaTeX
\RequirePackage{import}                     % Make imports not includes

%%% Basic typesetting helpers

\RequirePackage{fontspec}                   % Font switching
\RequirePackage{polyglossia}                % Modern babel replacement
\RequirePackage{listings}                   % Listings
\RequirePackage{verbatim}                   % Verbatim envs, also comments
\RequirePackage{float}                      % scale, shift, rotate, ... floats (tables, images, ...)
\RequirePackage{color}                      % colors
\RequirePackage{pdfpages}                   % Directly include pdf documents
\RequirePackage{biblatex}                   % Bibliography

%%% Basic mathematics

\RequirePackage{amsmath}                    % Additional mathematical formulas and environments
\RequirePackage{amssymb}                    % Additional mathematical symbols
\RequirePackage{amsfonts}                   % Additional mathematical fonts
\RequirePackage{unicode-math}               % Better font switching for maths

%%% Specialised tools for maths

\RequirePackage{bigints}                    % Bigger integers
\RequirePackage{esint}                      % Mooooooore integrals
\RequirePackage{cancel}                     % Mostly for cancelto
\RequirePackage{tensor}                     % Fucking tensors
\RequirePackage[separate-uncertainty=true]{siunitx} % Support for quantities with errors and dimension

%%% Graphics

\RequirePackage{tikz}                       % Drawing
\RequirePackage{graphicx}                   % Images

%%% Physics

\RequirePackage{physics}                    % Physics package for beatiful vectors, matrices, ...


%%% Has to be the last one, what an edgy package :D

\RequirePackage{hyperref}


%%%%%
%%%%%
%%%%%  Begin scripting
%%%%%
%%%%%

%%%
%%% Public variable storage
%%%
\luaexec{
    psxVariables = {}
}
\NewDocumentCommand\psxSetVariable{m m}
{%
    \luaexec{
        psxVariables["#1"] = "#2"
    }%
}
\NewDocumentCommand\psxGetVariable{m}
{%
    \luaexec{
        tex.print(psxVariables["#1"])
    }%
}

%%%
%%% Private variable storage
%%%
\makeatletter
    \luaexec{
        p_psxVariables = {}
    }
    \NewDocumentCommand\@psxSetVariable{m m}
    {%
        \luaexec{
            p_psxVariables["#1"] = "#2"
        }%
    }
    \NewDocumentCommand\@psxGetVariable{m}
    {%
        \luaexec{
            tex.sprint(p_psxVariables["#1"])
        }%
    }
\makeatother

%%%
%%% Footnotes
%%%

\newcounter{psxfootnote}

\NewDocumentEnvironment{psxFootenv}{}
{%
    \setcounter{psxfootnote}{\thefootnote}%
    \luaexec{
        p_psxFootnotes = {}
    }%
}
{%
    \setcounter{footnote}{\thepsxfootnote}%
    \luaexec{
        for idx, fn in pairs(p_psxFootnotes) do
            tex.print(string.format('\\stepcounter{footnote}\\footnotetext{\%s}', fn))
        end
    }%
}

\NewDocumentCommand\psxFootnote{m}
{%
    \footnotemark%
    \luaexec{
        p_psxFootnotes[\thefootnote] = "#1"
    }%
}