#!/bin/bash

REPOSITORY="$1"

if [[ ! "$REPOSITORY" == *.git ]]; then
	REPOSITORY="$REPOSITORY.git"
fi

if [ $# -eq 0 ]; then
	echo "[!]  no repository name specified"
	exit
fi

if [ ! -d "/srv/git/$REPOSITORY" ]; then
	echo "[!]  repository does not exist"
	exit
fi

if [ $# -eq 1 ]; then
	echo "[!]  no branch name specified"
	exit
fi


cd "/srv/git/$REPOSITORY"
git symbolic-ref HEAD "refs/heads/$2"
git config -f "/srv/git/$REPOSITORY/config" init.defaultBranch "$2"

echo "Changed HEAD of $REPOSITORY to refs/heads/$2"