#!/bin/sh
#
# Copyright (C) 2023  Etersoft
# Copyright (C) 2023  Vitaly Lipatov <lav@etersoft.ru>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#

load_helper epm-sh-warmup

__aptcyg_print_full()
{
    #showcmd apt-cyg show
    local VERSION=$(apt-cyg show "$1" | grep -m1 "^version: " | sed -e "s|^version: ||g")
    echo "$1-$VERSION"
}

__fo_pfn()
{
    grep -v "^$" | grep -- "$pkg_filenames"
}

epm_list_available()
{

    if [ -n "$1" ] ; then
        # list --available with args is the same as search
        load_helper epm-search
        epm_search "$@"
        return
    fi

case $PMTYPE in
    apt-*)
        warmup_dpkgbase
        # TODO: use apt list
        if [ -n "$short" ] ; then
            docmd apt-cache search . | sed -e "s| .*||g"
        else
            docmd apt-cache search .
        fi
        ;;
    dnf-*)
        warmup_rpmbase
        if [ -n "$short" ] ; then
            docmd dnf list --available | sed -e "s| .*||g"
        else
            docmd dnf list --available
        fi
        ;;
    yum-*)
        warmup_rpmbase
        if [ -n "$short" ] ; then
            docmd yum list available | sed -e "s| .*||g"
        else
            docmd yum list available
        fi
        ;;
    packagekit)
        # see for filter list: pkcon get-filters
        # TODO: implement --short
        docmd pkcon get-packages -p | sed -e "s| (.*||g" -e "s|.* ||"
        ;;
    snappy)
        docmd snappy find .
        ;;
    snap)
        docmd snap find .
        ;;
    appget)
        docmd appget search .
        ;;
    winget)
        docmd winget search .
        ;;
    emerge)
        docmd eix --world
        ;;
    termux-pkg)
        docmd pkg list-all
        ;;
    npackd)
        CMD="npackdcl list"
        ;;
    eopkg)
        CMD="eopkg list-available"
        ;;
    choco)
        CMD="choco search ."
        ;;
    slackpkg)
        CMD="slackpkg search ."
        ;;
    homebrew)
        docmd brew search .
        ;;
    opkg)
        CMD="opkg list-available"
        ;;
    apk)
        CMD="apk list --available"
        ;;
    nix)
        CMD="nix-env -qaP"
        ;;
    xbps)
        CMD="xbps-query -l -R"
        showcmd $CMD
        if [ -n "$short" ] ; then
            $CMD | sed -e "s|^ii ||g" -e "s| .*||g" -e "s|\(.*\)-.*|\1|g" | __fo_pfn
        else
            $CMD | sed -e "s|^ii ||g" -e "s| .*||g" | __fo_pfn
        fi
        return 0
        ;;
    *)
        fatal "Have no suitable query command for $PMTYPE"
        ;;
esac

if [ -n "$CMD" ] ; then
    docmd $CMD | __fo_pfn
fi
# FIXME: we print empty lines, but will lost error status

}