#!/bin/sh

# This program is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero General Public License as published by the Free
# Software Foundation, either version 3 of the License, or (at your option) any
# later version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
# details.

main()
{
	wrapped="${0##*/}"
	etcfile="$HOME/.local/etc/wrapper.d/$wrapped.rc"

	if [ ! -f "$etcfile" ]
	then
		printf "No configuration for %s found at %s\n" \
			"$wrapped" \
			"$etcfile" \
			>&2

		exit 3
	fi

	. "$etcfile"

	if [ -z "$WRAPPER_BINS" ]
	then
		printf "No WRAPPER_BINS specified in %s\n" "$etcfile" >&2
		exit 4
	fi

	for bin in $WRAPPER_BINS
	do
		# Check if this entry is sufficient
		wrapper_check_executable "$bin" || continue

		# Add a firejail wrapper if desired
		if [ -n "$FIREJAIL_PROFILE" ]
		then
			bin="firejail --profile=""$FIREJAIL_PROFILE"" -- $bin"
		fi

		# Run all the things we want to run
		wrap_before
		printf "> %s\n" "$bin $WRAPPER_OPTS $@" >&2
		$bin $WRAPPER_OPTS "$@"
		exit=$?
		wrap_after

		return $exit
	done

	printf "No underlying executable found for %s:\n" "$wrapped" >&2
	for bin in $WRAPPER_BINS
	do
		printf "\t%s\n" "$bin" >&2
	done
}

wrapper_check_executable() {
	command -v "$1" > /dev/null && return 0
	[ -x "$1" ] && return 0

	return 1
}

wrap_before() { :; }
wrap_after() { :; }

main "$@"