#!/bin/sh
# User-friendly wrapper for sysrepocfg
# TODO: add import/export, copy, ...

# Edit YANG binary types using sysrepo, base64, and duct tape.
edit()
{
    xpath=$1
    if [ -z "$xpath" ]; then
	echo "Usage: cfg edit \"/full/xpath/to/binary/leaf\""
	exit 1
    fi

    if tmp=$(sysrepocfg -G "$xpath"); then
	file=$(mktemp)

	echo "$tmp" | base64 -d > "$file"
	if /usr/bin/editor "$file"; then
	    tmp=$(base64 -w0 < "$file")
	    sysrepocfg -S "$xpath" -u "$tmp"
	fi

	rm -f "$file"
    else
	echo "Failed to retrieve value for $xpath"
	exit 1
    fi
}

usage()
{
    echo "Usage:"
    echo "    cfg CMD [ARG]"
    echo
    echo "Command:"
    echo "    edit XPATH   Edit YANG binary type"
    echo "    help         This help text"
    echo
    echo "As a backwards compatible fallback, this script forwards"
    echo "all other commands as options to sysrepocfg."
    echo

    exit 0
}

cmd=$1; shift
case $cmd in
    edit)
	edit "$1"
	;;
    help)
	usage
	;;
    *)
	set -- "$cmd" "$@"
	exec sysrepocfg -f json "$@"
	;;
esac