#!/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=$(a= apt-cyg show "$1" | grep -m1 "^version: " | sed -e "s|^version: ||g")
    echo "$1-$VERSION"
}

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


# Input:
#  libfmt9 [9.1.0-alt1:p10+379224.200.27.1@1750674308] (9.1.0-alt2:p10+401046.100.1.1@1764089681 p10:1764793974/ALT Linux p10)
#  wine32-etersoft.32bit [1:10.18.1-eter0.p10.1@1762500293] (1:10.18.2-eter0.p10.1@1764326951 Unknown:Unknown/Unknown) []
#  sbcl [2.5.10-alt1:sisyphus+399726.100.1.1@1762811687] (2.5.11-alt1:sisyphus+401547.100.1.1@1764645604 Sisyphus:1764802759/ALT Linux Sisyphus)

# Output:
#  libfmt9: 9.1.0-alt1 -> 9.1.0-alt2
#  wine32-etersoft.32bit: 1:10.18.1-eter0.p10.1 -> 1:10.18.2-eter0.p10.1
#  sbcl: 2.5.10-alt1 -> 2.5.11-alt1

# pkg: old -> new
__parse_upgradable()
{

    [ -n "$verbose" ] && cat && return
    sed -rn 's/^([^ ]*) \[([^@]*)@[^]]*] \(([^ @]*)[ @].*/\1: \2 -> \3/p' | sed 's/:[a-zA-Z][^ ]*//g'
}


epm_list_upgradable()
{

case $PMTYPE in
    apt-rpm)
        warmup_dpkgbase
        if [ -n "$short" ] ; then
            docmd epm upgrade --dry-run | grep "^Inst " | sed -e "s|^Inst ||" -e "s| .*||g"
        else
            docmd epm upgrade --dry-run | grep "^Inst " | sed -e "s|^Inst ||" | __parse_upgradable
        fi
        ;;
    apt-dpkg)
        warmup_dpkgbase
        if [ -n "$short" ] ; then
            docmd apt list --upgradable | sed -e "s|/.*||g"
        else
            docmd apt list --upgradable
        fi
        ;;
    dnf-*|yum-*)
        warmup_rpmbase
        if [ -n "$short" ] ; then
            docmd dnf check-update | sed -e "s| .*||g"
        else
            docmd dnf check-update
        fi
        ;;
    pacman)
        if [ -n "$short" ] ; then
            docmd pacman -Quq
        else
            docmd pacman -Qu
        fi
        ;;
    yay)
        if [ -n "$short" ] ; then
            docmd yay -Quaq
        else
            docmd pacman -Qua
        fi
        ;;
    zypper)
        docmd zypper list-updates --all
        ;;
    snap)
        docmd snap refresh --list
        ;;
    winget)
        docmd winget upgrade
        ;;
    pisi)
        docmd pisi list-upgrades
        ;;
    *)
        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

}
