# pkg-get.completion completion                            -*- shell-script -*-
#
# Copyright 2006 Yann Rouillard <yann@opencsw.org>

_have pkg-get && 
proc _pkg-get_get_catalog_file
{
    var url = $1
    var catalog_file = '', i = '', conffile = ''

    for file in [/etc/opt/csw/pkg-get.conf /opt/csw/etc/pkg-get.conf /etc/pkg-get.conf] {
        if [[ -f $file ]] {
            set conffile = $file
            break
        }
    }
    set conffile = $(conffile:-/opt/csw/etc/pkg-get.conf)

    if [[ -z "$url" ]] {
        set url = $[awk -F= ' $1=="url" { print $2 }' $conffile]
    }

    set catalog_file = $(url##*//)
    set catalog_file = $(catalog_file%%/*)
    set catalog_file = ""/var/pkg-get/catalog-$catalog_file""

    echo $catalog_file
} &&
proc _pkg-get
{
    var cur = '', prev = '', file = '', catalog_file = '', url = '', command = ''
    setglobal COMPREPLY = ''()
    set cur = $(COMP_WORDS[COMP_CWORD])
    set prev = $(COMP_WORDS[COMP_CWORD-1])

    if [[ "${prev}" == "-s" ]] {
        return 1
    }

    setglobal i = $(#COMP_WORDS[*]) {
        setglobal i = $shExpr('i-1')
        if [[ "${COMP_WORDS[$i]}" == -s ]] {
            set url = $(COMP_WORDS[$((i+1))])
        }
        if [[ "${COMP_WORDS[$i]}" == @(-[aDdiUu]|available|describe|download|install|list|updatecatalog|upgrade) ]] {
            set command = $(COMP_WORDS[$i])
        }
    }

    if [[ -n "$command" ]] {
        if [[ "$command" == @(-[Ddi]|describe|download|install) ]] {
            set catalog_file = $[_pkg-get_get_catalog_file $url]
            if [[ -f $catalog_file ]] {
                var packages_list = $[awk ' $0 ~ /BEGIN PGP SIGNATURE/ { exit } $1 ~ /^Hash:/ || $1 ~ /^ *(-|#|$)/ { next } { print $1 }' $catalog_file]
                setglobal COMPREPLY = '( '$(compgen -W "${packages_list}" -- ${cur}) )
            }
        }
        return 0
    }

    if [[ ${cur} == -* ]]  {
        var opts = '"-c -d -D -f -i -l -s -S -u -U -v'"
        setglobal COMPREPLY = '( '$(compgen -W "${opts}" -- ${cur}) )
        return 0
    } else {
        var commands = '"available describe download install list \
            updatecatalog upgrade'"
        setglobal COMPREPLY = '( '$(compgen -W "${commands}" -- ${cur}) )
        return 0
    }
} &&
complete -F _pkg-get pkg-get

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