#!/bin/bash

# run xelatex only once in case of failure
set -e

[[ -z $1 ]] && echo markdown document? && exit 1
md=$1
tex=${md%\.md}.tex
pdf=${md%\.md}.pdf

echo -n preamble...
cat > $tex <<EOF && echo done
\documentclass[a4paper]{article}

% languages
\usepackage[russian,english]{babel}

% layout
\usepackage[labelformat=empty]{caption}
\usepackage[cm]{fullpage}
\usepackage{url}

% remove section numbers and keep the toc
\renewcommand{\thesection}{}
\renewcommand{\thesubsection}{}
\renewcommand{\thesubsubsection}{}

% utf8 fonts
\usepackage{fontspec}
\setmainfont{FreeSerif}
\setsansfont{FreeSans}
\setmonofont{FreeMono}

\begin{document}

EOF

# Unknown extension: markdown

# markdown-auto_identifiers -- get rid of \hypertarget
echo -n pandoc...
pandoc $md --to latex \
	-r markdown-auto_identifiers+pandoc_title_block+autolink_bare_uris \
	>> $tex && echo done

	# we don't need lstlisting nor lstinline
	# verbatim displays well and \texttt is also fine
	#| sed -r 's/\\passthrough\{/\\colorbox{mygray}{/' \

cat >> $tex <<EOF && echo $tex is ready

\end{document}
EOF

xelatex $tex && echo FIRST OK || echo FIRST NOK
xelatex $tex && echo SECOND OK || echo SECOND NOK

echo -n cleaning-up...
rm -f $tex
rm -f ${md%\.md}.aux ${md%\.md}.log ${md%\.md}.toc && echo done

        # this is now in preamble
        # -V papersize:a4paper
        # -V mainfont="FreeSerif" \
        # -V lang=russian,english \
        # -V babel-lang=russian \

        # unsused
        # --toc --slide-level=3
        # -V geometry:margin=1in \
        # -V geometry:margin=0.7in \
        # -V fontsize=10pt

        # moar options
        # -f markdown+fancy_lists
        # -t context
        # -f gfm