git clone --bare git@github.com:hossein-lap/blog.git blog.git

#!/bin/sh
set -e

# help function
prompt=$(echo ${0} | awk -F '/' '{print $NF;}')
help() {
cat << EOF
${prompt}: setup git worktree and bare repo

usage: [-h] [-u url] [-d directory] [-a extra_args]

   • arguemts:
       -u --url      repo url (ssh)
       -d --dir      directory name
       -a --args     extra args (to pass to the git)
       -h --help     print this message

   • example:
       ${prompt} -u gitlab.com:hos-workflow/scripts -d test.git -a '--depth 1'

   • running without any arguments will show this message
EOF
}

# argument parsing
while [ "${#}" -gt 0 ]; do
    case ${1} in
        -u|--url)
            input="${2}"
            shift
            ;;
        -d|--directory)
            output="${2}"
            shift
            ;;
        -h|--help)
            help
            exit 0
            ;;
        -a|--args)
            args="${args} ${2}"
            shift
            ;;
        *)
            echo "Unknown parameter passed: ${1}"
            exit 1
            ;;
    esac
    shift
done

# checking args
if [ -z "${input}" ]; then
    printf '%s\n\n' "No url is specified" 1>&2
    help
    exit 1
fi

if [ -z "${output}" ]; then
    printf \
        "No directory name is specified, " \
        "Using default directory name..\n" \
        1>&2
    output="$(echo ${input} | awk -F '/' '{print $NF;}')"
fi

# start
git clone ${args} --bare git@${input} ${output}
cd ${output}
mkdir .bare
mv * .bare
echo "gitdir: ./.bare" > .git

check_branch=$(git --no-pager branch | grep -v '*\|+' | awk '{print $1;}' | wc -l)

if [ "${check_branch}" -gt 0 ]; then
    for i in $(git --no-pager branch | sed 's/^[*+]/ /' | awk '{print $1;}'); do
        git worktree add "${i}" "${i}"
    done
else
	i=$(git --no-pager branch | awk '{print $NF;}')
    git worktree add "${i}" "${i}"
fi

# git config remote.origin.url "git@${input}"
git config remote.origin.fetch '+refs/heads/*:refs/remotes/origin/*'
git fetch