# Gentoo Linux Bash Shell Command Completion
#
# Copyright 1999-2013 Gentoo Authors
# Distributed under the terms of the GNU General Public License, v2 or later

source "@helpersdir@/gentoo-common.sh"

#
# Bash completion for the Gentoo 'equery' command
#
_equery()
{
    local cur prev mode portdir i j
    portdir=$(_portdir)
    mode="GLOBAL"
    COMPREPLY=()
    cur="${COMP_WORDS[COMP_CWORD]}"
    prev="${COMP_WORDS[COMP_CWORD-1]}"
    # Find out what we're currently doing here.
    j=0
    for i in "${COMP_WORDS[@]}"; do
        if [[ $j -lt $COMP_CWORD ]]; then
        j=$((j + 1))
        case $i in
            @(belongs|ch@(anges|eck)|dep@(ends|graph)|files|has?(use)|keywords|list|meta|size|uses|which|b|c|k|d|g|f|a|h|y|l|m|s|u|w))
            mode=$i
            ;;
        esac
    fi
    done
    # Now get to work.
    case $mode in
    GLOBAL)
        # Complete commands and global options.
        case $cur in
        -*)
            COMPREPLY=($(compgen -W "-q --quiet -C --nocolor -h --help -V --version" -- $cur))
            ;;
        *)
            COMPREPLY=($(compgen -W "belongs changes check depends depgraph files has hasuse keywords list meta size uses which" -- $cur))
            ;;
        esac
        ;;
    c?(hanges))
        # Complete package name only if it is not yet supplied.
        if [[ ${prev} == ${mode} ]]; then
            case $cur in
                -*)
                    COMPREPLY=($(compgen -W "-h --help" -- $cur))
                ;;
                *)
                    _pkgname -A $cur
                ;;
            esac
        else
            case $cur in
                *)
                    COMPREPLY=($(compgen -W "-h --help -l --latest -f --full --limit --from --to" -- $cur))
                ;;
            esac
        fi
        ;;
    f?(iles))
        # Only complete if the previous entry on the command line is not
        # a package name.
        if [[ ${prev} == ${mode} || ${prev:0:1} == "-" ]]; then
            # --filter=<list>: completion of the files types list
            if [[ ${prev} == "-f" || "${cur}" == "--filter="* ]] ; then
                COMPREPLY=($(_list_compgen "${cur#--filter=}" , \
                    dir,obj,sym,dev,fifo,path,conf,cmd,doc,man,info))
                return 0
            fi
        case $cur in
            --f*)
            # don't handle --filter= with others to avoid space after the "="
            COMPREPLY=($(compgen -P "--filter=" \
                -W "dir obj sym dev fifo path conf cmd doc man info"))
            ;;
            -*)
            COMPREPLY=($(compgen -W "-h --help -m --md5sum -s --timestamp -t
                --type --tree -f --filter=" -- $cur))
            ;;
            *)
            # Only installed packages can have their files listed.
                _pkgname -I $cur
            ;;
        esac
        fi
        ;;
    a|has)
        COMPREPLY=($(compgen -W "-h --help -I --exclude-installed -o \
             --overlay-tree -p --portage-tree -F --format" -- $cur))
        ;;
    y|keywords)
        # Only complete if the previous entry on the command line is not
        # a package name.
        if [[ ${prev} == ${mode} || ${prev:0:1} == "-" ]]; then
            case "${cur}" in
                -*)
                    COMPREPLY=($(compgen -W "-h --help -v --version -a --arch -A
                    --align -T --top-position -B --bold -C --color -O --overlays
                    -P --prefix -S --ignore-slot" -- $cur))
                    ;;
                *)
                    _pkgname -A $cur
                    ;;
            esac
        fi
        ;;
    l?(ist))
        # Only complete if the previous entry on the command line is not
        # a package name.
        if [[ ${prev} == ${mode} || ${prev:0:1} == "-" ]]; then
        case "${cur}" in
            -*)
            COMPREPLY=($(compgen -W "-h --help -d --duplicates -b
                --binpkgs-missing -f --full-regex -m --mask-reason -I
                --exclude-installed -o --overlay-tree -p --portage-tree -F
                --format" -- $cur))
            ;;
            *)
                if [[ ${COMP_WORDS[@]} =~ -(p|o) || ${COMP_WORDS[@]} =~ --(portage|overlay)-tree ]]; then
                    _pkgname -A $cur
                else
                    _pkgname -I $cur
                fi
            ;;
        esac
        fi
        ;;
    b?(elongs))
        # Only complete if the previous entry on the command line is not
        # a file name.
        if [[ ${prev} == ${mode} || ${prev:0:1} == "-" ]]; then
            case $cur in
                -*)
                    COMPREPLY=($(compgen -W "-h --help -f --full-regex -e
                        --early-out -n --name-only" -- $cur))
                    ;;
                *)
                    COMPREPLY=($(compgen -f -- $cur) \
                        $(compgen -d -S '/' -- $cur))
                    ;;
            esac
        fi
        ;;
    u?(ses))
        # Only complete if the previous entry on the command line is not
        # a package name.
        if [[ ${prev} == ${mode} || ${prev:0:1} == "-" ]]; then
            case $cur in
                -*)
                    COMPREPLY=($(compgen -W "-h --help -a --all" -- $cur))
                ;;
                *)
                    # Complete on all package names.
                    _pkgname -A $cur
                ;;
            esac
        fi
        ;;
    w?(hich))
        # Only complete if the previous entry on the command line is not
        # a package name.
        if [[ ${prev} == ${mode} || ${prev:0:1} == "-" ]]; then
            case $cur in
                -*)
                    COMPREPLY=($(compgen -W "-h --help -m --include-masked" -- $cur))
                ;;
                *)
                    # Complete on all package names.
                    _pkgname -A $cur
                ;;
            esac
        fi
        ;;
    g|depgraph)
        # Only complete if the previous entry on the command line is not
        # a package name.
        if [[ ${prev} == ${mode} || ${prev:0:1} == "-" ]]; then
            case $cur in
            -*)
                COMPREPLY=($(compgen -W "-h --help -A --no-atom -M --no-mask -U
                    --no-useflags -l --linear --depth" -- $cur))
            ;;
            *)
            # Complete on all package names.
            _pkgname -A $cur
            ;;
        esac
        fi
        ;;
    d?(epends))
        # Only complete if the previous entry on the command line is not
        # a package name.
        if [[ ${prev} == ${mode} || ${prev:0:1} == "-" ]]; then
        case $cur in
            -*)
                COMPREPLY=($(compgen -W "-h --help -a --all-packages -D
                    --indirect --depth" -- $cur))
            ;;
            *)
            case $prev in
                -a|--all-packages)
                # Complete on all package names.
                _pkgname -A $cur
                ;;
                *)
                # Complete on installed package names.
                    _pkgname -I $cur
                ;;
                        esac
                        ;;
        esac
        fi
        ;;
    m?(eta))
        # Only complete if the previous entry on the command line is not
        # a package name.
        if [[ ${prev} == ${mode} || ${prev:0:1} == "-" ]]; then
            _equery_meta $cur
        fi
        ;;
    k|check)
        # Only complete if the previous entry on the command line is not
        # a package name.
        if [[ ${prev} == ${mode} ]]; then
            case $cur in
                -*)
                    COMPREPLY=($(compgen -W "${COMPREPLY[@]} -h --help -f
                        --full-regex -o --only-failures" -- ${cur}))
                ;;
                *)
                # Only installed packages can have their integrity verified.
                    _pkgname -I $cur
                ;;
            esac
        fi
        ;;
    s?(ize))
        # Only complete if the previous entry on the command line is not
        # a package name.
        if [[ ${prev} == ${mode} || ${prev:0:1} == "-" ]]; then
        case $cur in
            -*)
            COMPREPLY=($(compgen -W "-h --help -b --bytes -f
                --full-regex" -- $cur))
            ;;
            *)
            # Only installed packages can have their size calculated.
            _pkgname -I $cur
            ;;
        esac
        fi
        ;;
        h?(asuse))
        # Only complete if the previous entry on the command line is not
        # a package name.
        if [[ ${prev} == ${mode} || ${prev:0:1} == "-" ]]; then
            case $cur in
                -*)
                COMPREPLY=($(compgen -W "--help -i --installed -I --exclude-installed -p --portage-tree -o --overlay" -- $cur))
                ;;
                *)
                local glob loc
                        [[ -f ${portdir}/profiles/use.desc ]] || return 0
                        [[ -f ${portdir}/profiles/use.local.desc ]] || return 0
                glob=$(sed -n -e 's/^\([^ ]\+\) - .*$/\1/p' ${portdir}/profiles/use.desc)
                loc=$(sed -n -e 's/^[^ ]\+:\([^ ]*\) - .*$/\1/p' ${portdir}/profiles/use.local.desc)
                COMPREPLY=($(compgen -W "$glob $loc" -- $cur))
                ;;
            esac
            fi
            ;;
    esac
    return 0
} &&
complete -F _equery equery

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