#!/bin/bash

__prefill_schedule () {
	class="$(basename "$PWD")"
	sed -i "s/Klasse\*\*:/Klasse\*\*: ${class}/" schedule.md

	day="$(basename "$(dirname "$PWD")")"
	month="$(basename "$(dirname "$(dirname "$PWD")")")"
	sed -i "s/Datum\*\*:/Datum\*\*: ${day}.${month}/" schedule.md
}

__prefill_test () {
	class="$(basename "$PWD")"
	sed -i "s/Klasse{XYz}/Klasse{${class}}/" test/_test.tex

	day="$(basename "$(dirname "$PWD")")"
	month="$(basename "$(dirname "$(dirname "$PWD")")")"
	sed -i "s/Datum{13.12.2000}/Datum{${day}.${month}.$(date +%Y)}/" test/_test.tex

	case "$PWD" in
		*Mathe*)
			sed -i "s/Fach{Archäologie}/Fach{Mathematik}/" test/_test.tex
		;;
		*Info*)
			sed -i "s/Fach{Archäologie}/Fach{Informatik}/" test/_test.tex
		;;
	esac
}

template_dir="templates"
while [[ ! -d "${template_dir}" ]]; do
	template_dir=../"${template_dir}"
done

for template in "$@"; do
	if [[ "${template}" = '.' ]]; then
		echo "Skipping '.'" >&2
		continue
	fi

	cp -r "${template_dir}/${template}" .

	if [[ "$template" = "schedule.md" ]]; then
		__prefill_schedule
	fi
	if [[ "$template" = "test" ]]; then
		__prefill_test
		ln -sf ../"$template_dir"/test/README.md test/README.md
	fi
	if [[ "$template" = "quiz" ]]; then
		ln -sf ../"$template_dir"/quiz/Makefile quiz/Makefile
	fi
done