<?php
// Pandora FMS- http://pandorafms.com
// ==================================================
// Copyright (c) 2005-2021 Artica Soluciones Tecnologicas
// Please see http://pandorafms.org for full contribution list
// This program is free software; you can redistribute it and/or
// modify it under the terms of the  GNU Lesser General Public License
// as published by the Free Software Foundation; version 2
// 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 General Public License for more details.
global $config;

require_once $config['homedir'].'/include/class/Tree.class.php';

class TreeGroupEdition extends TreeGroup
{


    public function __construct($type, $rootType='', $id=-1, $rootID=-1, $serverID=false, $childrenMethod='on_demand', $access='AR')
    {
        global $config;

        parent::__construct($type, $rootType, $id, $rootID, $serverID, $childrenMethod, $access);
    }


    protected function getData()
    {
        if ($this->id == -1) {
            $this->getFirstLevel();
        }
    }


    protected function getProcessedGroups()
    {
        $processed_groups = [];
        // Index and process the groups
        $groups = $this->getGroupCounters();

        // If user have not permissions in parent, set parent node to 0 (all)
        // Avoid to do foreach for admins
        if (!users_can_manage_group_all('AR')) {
            foreach ($groups as $id => $group) {
                if (!isset($this->userGroups[$groups[$id]['parent']])) {
                    $groups[$id]['parent'] = 0;
                }
            }
        }

        // Build the group hierarchy
        foreach ($groups as $id => $group) {
            if (isset($groups[$id]['parent']) && ($groups[$id]['parent'] != 0)) {
                $parent = $groups[$id]['parent'];
                // Parent exists
                if (!isset($groups[$parent]['children'])) {
                    $groups[$parent]['children'] = [];
                }

                // Store a reference to the group into the parent
                $groups[$parent]['children'][] = &$groups[$id];
                // This group was introduced into a parent
                $groups[$id]['have_parent'] = true;
            }
        }

        // Sort the children groups
        foreach ($groups as $id => $group) {
            if (isset($groups[$id]['children'])) {
                usort($groups[$id]['children'], ['Tree', 'cmpSortNames']);
            }
        }

        // Filter groups and eliminates the reference to children groups out of her parent
        $groups = array_filter(
            $groups,
            function ($group) {
                return !$group['have_parent'];
            }
        );

        usort($groups, ['Tree', 'cmpSortNames']);
        return $groups;
    }


    protected function getGroupCounters()
    {
        $messages = [
            'confirm' => __('Confirm'),
            'cancel'  => __('Cancel'),
            'messg'   => __('Are you sure?'),
        ];
        $sql = 'SELECT id_grupo AS gid,
			nombre as name, parent, icon
			FROM tgrupo
		';

        $stats = db_get_all_rows_sql($sql);
        $group_stats = [];
        foreach ($stats as $group) {
            $group_stats[$group['gid']]['name']   = $group['name'];
            $group_stats[$group['gid']]['parent'] = $group['parent'];
            $group_stats[$group['gid']]['icon']   = $group['icon'];
            $group_stats[$group['gid']]['id']     = $group['gid'];
            $group_stats[$group['gid']]['type']   = 'group';

            $group_stats[$group['gid']] = $this->getProcessedItem($group_stats[$group['gid']]);
            $group_stats[$group['gid']]['delete']['messages'] = $messages;
            $group_stats[$group['gid']]['edit']   = 1;
            $group_stats[$group['gid']]['alerts'] = '';
        }

        return $group_stats;
    }


}