# bash completion for installsytems

# list local repositories
_repo() {
    COMPREPLY=("${COMPREPLY[@]}" $(compgen -W "$(is list | grep -E '^.[a-Z]+$')"  -- "$cur"))
}

# list all images available in any online repositories
_image() {
    COMPREPLY=("${COMPREPLY[@]}" $(compgen -W "$(is --no-color list -p '*')" -- "$cur") $(compgen -f -X "!*.isimage" -- "$cur"))
}

# generate completion from optional arguments
_opt() {
    COMPREPLY=("${COMPREPLY[@]}" $(compgen -W "$*" -- "${cur}"))
}

_is() {
    local cur prev cword
    local -a cmds opts
    COMPREPLY=()
    COMP_WORDBREAKS="${COMP_WORDBREAKS//:}"
    _get_comp_words_by_ref cur prev cword
    _get_first_arg
    cmds=('add' 'build' 'cat' 'changelog' 'check' 'chroot' 'clean' 'copy' 'del'
	'extract' 'get' 'help' 'info' 'init' 'install' 'list' 'move' 'new' 'search' 'version' 'diff')
    opts=('-h'  '--help'
	'-V'  '--version'
	'-d'  '--debug'
	'-q'  '--quiet'
	'-R'  '--repo-config'
	'-f'  '--repo-filter'
	'-r'  '--repo-config'
	'-c'  '--config'
	'-C'  '--cache'
	'-t'  '--timeout'
	'--no-cache'  '--no-color')

    case "$arg" in
	'')
	    [[ "$cur" == -* ]] && _opt "${opts[@]}" || _opt "${cmds[@]}"
	    ;;
	add)
	    [[ "$cur" == -* ]] && _opt "-h --help -p --preserve" && return 0
	    (( cword == 2 )) && _repo
            (( cword > 2 )) && _filedir '?(u)isimage'
            ;;
	build)
            [[ "$cur" == -* ]] && _opt '-h --help -f --force -c --no-check' && return 0
            (( cword == 2 )) && _filedir -d
            ;;
	cat)
            [[ "$cur" == -* ]] && _opt '-h --help -b --best' && return 0
            (( cword == 2 )) && _image
            ;;
        changelog)
            [[ "$cur" == -* ]] && _opt '-h --help -b --best -v --all-version' && return 0
            _image
            ;;
        check)
	    [[ "$cur" == -* ]] && _opt '-h --help' && return 0
            _repo
            ;;
	chroot)
            [[ "$cur" == -* ]] && _opt '-h --help -m --no-mount -s --shell' && return 0
            _filedir -d
            ;;
        clean)
	    [[ "$cur" == -* ]] && _opt '-h --help' && return 0
            _repo
            ;;
	copy)
            [[ "$cur" == -* ]] && _opt '-h --help -b --best' && return 0
	    (( cword == 2 )) && _image
	    (( cword > 2 )) && _image && _repo
            ;;
	del)
            [[ "$cur" == -* ]] && _opt '-h --help -b --best -f --force' && return 0
            _image
            ;;
	diff)
            [[ "$cur" == -* ]] && _opt '-h --help -b --best' && return 0
            (( cword < 4 )) && c_args=$(images)
            ;;
	extract)
            [[ "$cur" == -* ]] && _opt '-h --help -f --force -b --best -p -D' && return 0
	    (( cword == 2 )) && _image
            (( cword == 3 )) && _filedir -d
            ;;
	get)
            [[ "$cur" == -* ]] && _opt '-h --help -f --force -b --best -p' && return 0
            _image
            ;;
	help)
	    (( cword == 2 )) && _opt "${cmds[@]}"
            ;;
	info)
            [[ "$cur" == -* ]] && _opt '-v -c --changelog -b --best' && return 0
            _image
            ;;
	init)
	    [[ "$cur" == -* ]] && _opt '-h --help' && return 0
	    _filedir -d
	    ;;
	install)
            [[ "$cur" == -* ]] && _opt '-b --best' && return 0
            (( cword == 2 )) && _image
            ;;
	list)
            [[ "$cur" == -* ]] && _opt '-h --help -b --best -v -c --changelog -p --as-path' && return 0
	    _repo
	    _image
            ;;
	move)
            [[ "$cur" == -* ]] && _opt '-h --help -b --best -f --force' && return 0
            _image
            ;;
	new)
	    [[ "$cur" == -* ]] && _opt '-h --help -f --force' && return 0
            _filedir -d
            ;;
	search)
	    [[ "$cur" == -* ]] && _opt '-h --help' && return 0
            ;;
	version)
	    [[ "$cur" == -* ]] && _opt '-h --help' && return 0
	    ;;
        esac
    return 0
}

complete -F _is is

# ex: ts=4 sw=4 et filetype=sh