#!/bin/bash
usage() {
	echo "usage: git dctsubmodule remove [--hard] submodulepath"
}

if [[ ! -f .gitmodules ]]; then
	echo "git submodules not in use"
	exit
fi

if [[ $1 != "remove" || $2 == "--help" || $2 == "" ]]; then
	usage
	exit
fi

submodule=$2
hard=false

if [[ $2 == "--hard" ]]; then
	submodule=$3
	hard=true
fi

submodule=$( echo $submodule | sed 's/\/$//g')

git rm --cached $submodule
git config --remove-section "submodule.$submodule"
git config -f .gitmodules --remove-section "submodule.$submodule"

if [[ $hard == true ]]; then
	echo "rm -rf '$submodule'"
	rm -rf $submodule
fi