#!/bin/bash
pname="$(basename "$0")"

function usage(){
   printf "%s usage:\n" "$pname"
   printf "   %s \n\n" "$pname"
   printf "Finds the parameters directly in git config.\n\n"
}


if [ $# -gt 0 ] ; then
    usage
    exit 1
fi


if [ -d .git ] ; then
    true
else
    printf "The current working directory must be a local git repository.\n"
    printf "There is no .git subdirectory in '%s'.\n"  "$(pwd)"
    exit 3

fi

remote=origin
remote_origin_url="$(git config --list|sed -n -e "s/remote.${remote}.url=//p")"
uhost="$(echo "$remote_origin_url"|sed -e 's-.*://--' -e 's-/.*--')"
repository="$(echo "$remote_origin_url"|sed -e 's-.*://[^/]*/-/-')"
old_repository="${repository}-old"


intr="$(stty -a|tr ';' '\012'|awk '/intr/{print $3}')"
# intr="C-c"

printf "Will REcreate the remote repository on ssh://%s%s\n" "$uhost" "$repository"
printf "and push there the current local git repository %s\n" "$(pwd)"
printf "%-20s = %s\n" remote "$remote"
printf "%-20s = %s\n" remote_origin_url "$remote_origin_url"
printf "%-20s = %s\n" uhost "$uhost"
printf "%-20s = %s\n" repository "$repository"
printf "%-20s = %s\n" old_repository "$old_repository"
printf "Please confirm (RET/%s): " "$intr"
read line

function remote(){
    local temp=$(echo /tmp/recreate-remote-git-repository--$(hostname -f)--$$.sh | sed -e 's/ /-/g')
    printf "$@" | ssh "$uhost" bash -c "cat > $temp ; source $temp ; rm $temp"
}

# set -x
remote "mv \"%s\"  \"%s\" && mkdir -p \"%s\" && cd \"%s\" && git --bare init" \
    "$repository" "$old_repository" "$repository" "$repository" \
&& git push "$remote" master \
&& remote "cd \"%s\" && git update-server-info" "$repository"

# && git remote add "$remote" "ssh://$uhost$repository" \

exit 0