#!/bin/sh
#----------------------------------------------------------------------------
# list-packages-eisman - list packages
#
# Creation:     2016-05-28  hbfl
# Last Update:  $Id$
#
# Copyright (c) 2016-@@YEAR@@ the eisfair team, team(at)eisfair(dot)org
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#----------------------------------------------------------------------------
#
# Usage:
#
#    list-packages-eisman
# or list-packages-eisman all                - list all packages
#    list-packages-eisman <selected_section> - list only packages of specified category
#    list-packages-eisman invalid            - list packages with a non valid section
#    list-packages-eisman nolib              - list all packages,  but no lib
#
# Valid sections are:
#    backup base chat communication contrib database devel drivers game lib
#    libdev mail misc multimedia netservices netutils news plang printer-file
#    security system utils web
#
# Deprecated sections from old section structure:
#    admin etc interpreter net
#----------------------------------------------------------------------------

. /var/install/include/eislib
. /var/install/include/eismanlib

# debug output
#debug=true
if ${debug:-false}
then
    exec 2>/tmp/$(basename ${0})-trace$$.log
    set -x
    ask_debug=true
    export ask_debug
fi

# ---------------------------------------------------------------------------
# main
# ---------------------------------------------------------------------------
main()
{
    local selected_section="${1}"
    local action="${2}"
    local installed
    local work
    local browser='/var/install/bin/browse-packages'

    # check for CUI menu
    if $(grep -qE "^MENU=['\"]/var/install/bin/show-menu.cui['\"]" /etc/config.d/setup)
    then
        browser="/var/install/bin/browse-packages.cui.sh"
    fi

    case ${action} in
    list)
        installed="--installed"
        work="--uninstall"
        ;;
    available)
        installed=''
        work="--install"
        ;;
    esac


    case "${selected_section}" in
    'all' )
        eisman query ${installed} --unstable > /tmp/query.txt
        ${browser} ${work} --message='All packages' /tmp/query.txt
        ret="${?}"
        rm -f /tmp/query.txt
        ;;
    'nolib' )
        eisman query ${installed} --unstable --excl-sections lib > /tmp/query.txt
        ${browser} ${work} --message='All packages (no libs)' /tmp/query.txt
        ret="${?}"
        rm -f /tmp/query.txt
        ;;
    'upgrade' )
        eisman upgrade
        ret="${?}"
        anykey
        ;;
    'upgradable' )
        eisman upgrade --listonly --no-wait-anim > /tmp/query.txt &
        show_wait "searching..."
        wait $!
        # check exit code and start browser when ok
        if [ "$?" != 0 ]
        then
            ret="${?}"
            anykey
        else
            ${browser} --install --message="Upgradable packages" /tmp/query.txt
            ret="${?}"
        fi
        rm -f /tmp/query.txt
        ;;
    'upgradeall' )
        eisman upgrade --unstable --listonly --no-wait-anim > /tmp/query.txt &
        show_wait "searching..."
        wait $!
        # check exit code and start browser when ok
        if [ "$?" != 0 ]
        then
            ret="${?}"
            anykey
        else
            ${browser} --install --message="Upgradable packages (unstable)" /tmp/query.txt
            ret="${?}"
        fi
        rm -f /tmp/query.txt
        ;;
    'invalid' )
        unselected_section=$(echo ${VALID_SECTIONS} | sed 's# #,#g')
        eisman query ${installed} --unstable --excl-sections ${unselected_section} > /tmp/query.txt
        ${browser} ${work} --message="Packages in section '${selected_section}'" /tmp/query.txt
        ret="${?}"
        rm -f /tmp/query.txt
        ;;
    * )
        eisman query ${installed} --unstable --sections ${selected_section} > /tmp/query.txt
        ${browser} ${work} --message="Packages in section '${selected_section}'" /tmp/query.txt
        ret="${?}"
        rm -f /tmp/query.txt
        ;;
    esac

    # if browse-packages end with 0=Exit
    # then return 127
    if [ ${ret} -eq 127 ]
    then
         exit 127
    fi
}

# ---------------------------------------------------------------------------
# call function main
# ---------------------------------------------------------------------------
main "${@}"

# ---------------------------------------------------------------------------
# end
# ---------------------------------------------------------------------------