#!/bin/sh
#
# Generate documentation
#


basedir="$(dirname "$0")"
[ "$(echo "$basedir" | cut -c1)" = '/' ] || basedir="$PWD/$basedir"

srcdir="$basedir/.."


die()
{
	echo "$*" >&2
	exit 1
}

gen()
{
	local md="$1"
	local docname="$(basename "$md" .md)"
	local dir="$(dirname "$md")"
	local html="$dir/$docname.html"

	echo "Generating $(realpath --relative-to="$srcdir" "$html") from $(realpath --relative-to="$srcdir" "$md") ..."

	echo "<!DOCTYPE html><html><head><meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\"></head><body>" > "$html" ||\
		die "Failed to generate"
	python3 -c "from readme_renderer.markdown import render; print(render(open('$md', 'r').read()))" >> "$html" ||\
		die "Failed to generate"
	echo "</body></html>" >> "$html" ||\
		die "Failed to generate"
}

for i in $(find "$srcdir" \( -name submodules -prune \) -o \( -name '*.md' -print \)); do
	gen "$i"
done

exit 0
