#!/bin/bash
# Create a distributable archive for my lesson material
archive="$(basename "$PWD").zip"
readarray -t files < <(find . -mindepth 1 -not -path './.*' -printf '%p\n')
zip "${archive}" "${files[@]}"

# TODO: replace hardcoded base dir
basedir=/home/muhq/Documents/MyDocuments/Work/Schule/Unterricht

add_to_archive() {
python3 <<EOF 
import zipfile
with zipfile.ZipFile("${archive}", "a") as zf:
    zf.write("$1", "$2")
EOF
}

add_custom_latex_to_archive() {
	for path in "$@"
	do
	    # trim the basedir from the file path
	    path_in_arc="${path//"$basedir"//}"
	    add_to_archive "${path}" "${path_in_arc}"
	done
}

# Include license
add_custom_latex_to_archive "${basedir}"/COPYING

# Include common latex code
add_custom_latex_to_archive "${basedir}"/latex/common.tex \
	"${basedir}"/latex/common_packages.tex \
	"${basedir}"/latex/common_options.tex

# Include common images
# TODO: only include used images
readarray -t images < <(find "${basedir}"/latex/images -printf '%p\n')
add_custom_latex_to_archive "${images[@]}"


# Include the needed latex classes
if grep -Pzrq '(?s)documentclass.+test\}' .; then
    add_custom_latex_to_archive "${basedir}"/latex/test.cls
fi

if grep -Pzrq '(?s)documentclass.+arbeitsauftrag\}' .; then
    add_custom_latex_to_archive "${basedir}"/latex/arbeitsauftrag.cls
fi

if grep -Pzrq '(?s)documentclass.+handout\}' .; then
    add_custom_latex_to_archive "${basedir}"/latex/handout.cls
fi

include_planning=
if grep -Pzrq '(?s)documentclass.+map\}' .; then
    add_custom_latex_to_archive "${basedir}"/latex/map.cls
    include_planning=true
fi

if grep -Pzrq '(?s)documentclass.+sequence\}' .; then
    add_custom_latex_to_archive "${basedir}"/latex/sequence.cls
    include_planning=true
fi

if [ -n "${include_planning}" ]; then
    add_custom_latex_to_archive "${basedir}"/latex/common_planning*.tex
fi