# Debian apt-cache(8) completion                           -*- shell-script -*-

# List APT binary packages
_apt_cache_packages() {
    apt-cache --no-generate pkgnames "$cur" 2> /dev/null
}

# List APT source packages
_apt_cache_sources() {
    apt-cache dumpavail | command grep "^Source: $1" | cut -f2 -d" " | sort -u
}

# List APT source packages
_apt_cache_src_packages() {
    compgen -W '$( _apt_cache_sources "$cur" )' -- "$cur"
}

_apt_cache()
{
    local cur prev words cword
    _init_completion || return

    local special i
    if [[ $cur != show ]]; then
        for (( i=0; i < ${#words[@]}-1; i++ )); do
            if [[ ${words[i]} == @(add|depends|dotty|madison|policy|rdepends|show?(pkg|src|)) ]]; then
                special=${words[i]}
            fi
        done
    fi


    if [[ -n $special ]]; then
        case $special in
        add)
            _filedir
            ;;

        showsrc)
            COMPREPLY=( $( _apt_cache_sources "$cur" ) )
            ;;

        *)
            COMPREPLY=( $( _apt_cache_packages ) )
            ;;

        esac
        return
    fi


    case $prev in
        -c|-p|-s|--config-file|--pkg-cache|--src-cache)
            _filedir
            return
            ;;
        search)
            if [[ "$cur" != -* ]]; then
                return
            fi
            ;;
    esac

    if [[ "$cur" == -* ]]; then

        COMPREPLY=( $( compgen -W '-h -v -p -s -q -i -f -a -g -c -o --help
                --version --pkg-cache --src-cache --quiet --important --full
                --all-versions --no-all-versions --generate --no-generate
                --names-only --all-names --recurse --config-file --option
                --installed' -- "$cur" ) )
    else

        COMPREPLY=( $( compgen -W 'add gencaches show showpkg showsrc stats
                dump dumpavail unmet search search depends rdepends pkgnames
                dotty xvcg policy madison' -- "$cur" ) )

    fi

} &&
complete -F _apt_cache apt-cache

# ex: filetype=sh