# bkctld(8) completion
#
# Copyright (c) 2017 Victor Laborie <vlaborie@evolix.fr>
#
# shellcheck shell=bash

function _bkctld()
{
    local cur prev commands jails keys

    cur=${COMP_WORDS[COMP_CWORD]};
    prev=${COMP_WORDS[COMP_CWORD-1]};
    commands=$(find /usr/lib/bkctld/ -name "bkctld-*" -exec basename {} \; | sed 's/^bkctld-//')

    if [ $COMP_CWORD -eq 1 ]; then
        COMPREPLY=($(compgen -W '${commands}' -- ${cur}))
    elif [ $COMP_CWORD -eq 2 ]; then
        [ -f /etc/default/bkctld ] && source /etc/default/bkctld
        [ -z "${JAILDIR}" ] && JAILDIR='/backup/jails'
        jails=$(ls "${JAILDIR}")
          COMPREPLY=($(compgen -W "${jails}" -- ${cur}))
    elif [ $COMP_CWORD -eq 3 ]; then
        keys=$(ls *.pub)
        COMPREPLY=($(compgen -W "${keys}" -- ${cur}))
    fi

    return 0
} &&
complete -F _bkctld bkctld