<?php

/**
 * i-doit Report View which shows all CMDB-Status changes of all objects
 *
 * @package     i-doit
 * @subpackage  Reports
 * @author      Van Quyen Hoang <qhoang@i-doit.com>
 * @copyright   synetics GmbH
 * @license     http://www.i-doit.com/license
 */
class isys_report_view_cmdb_changes extends isys_report_view
{
    /**
     * @return string
     */
    public static function name()
    {
        return 'LC__REPORT__VIEW__CMDB_CHANGES__TITLE';
    }

    /**
     * @return string
     */
    public static function description()
    {
        return 'LC__REPORT__VIEW__CMDB_CHANGES__DESCRIPTION';
    }

    /**
     * @return string
     */
    public function template()
    {
        return isys_module_report::getPath() . 'templates/view_cmdb_changes.tpl';
    }

    /**
     * @return string
     */
    public static function viewtype()
    {
        return 'LC__REPORT__VIEW_TYPE__CMDB_CHANGES';
    }

    /**
     *
     */
    public function start()
    {
        $this->template->activate_editmode()
            ->assign('page_limit', isys_glob_get_pagelimit())
            ->assign('ajax_url', isys_glob_add_to_query('ajax', 1));
    }

    /**
     * @throws \idoit\Exception\JsonException
     */
    public function ajax_request()
    {
        global $g_dirs;

        $l_dao = isys_cmdb_dao::instance($this->database);
        $l_return = [
            'data'    => [],
            'success' => false
        ];
        $l_objtypes = [];

        // Get all object types
        $l_res_objtypes = $l_dao->get_object_types();
        while ($l_row_objtypes = $l_res_objtypes->get_row()) {
            $l_objtypes[$l_row_objtypes['isys_obj_type__title']] = $this->language->get($l_row_objtypes['isys_obj_type__title']);
        }

        // Fetching some translations that will be used a few times.
        $l_lc_title = $this->language->get('LC__UNIVERSAL__TITLE_LINK');
        $l_lc_object_type = $this->language->get('LC__CMDB__OBJTYPE');
        $l_lc_date = $this->language->get('LC_UNIVERSAL__DATE');
        $l_lc_changes = $this->language->get('LC__UNIVERSAL__CHANGES');

        $l_period_from = $_POST['C__CMDB_CHANGES__PERIOD_FROM__HIDDEN'];
        $l_period_to = $_POST['C__CMDB_CHANGES__PERIOD_TO__HIDDEN'];
        $l_contacts = $_POST['C__CMDB_CHANGES__PERSONS__HIDDEN'];

        // Query
        $l_sql = "SELECT isys_catg_logb_list__isys_obj__id, isys_obj__title AS '" . $l_lc_title . "',
			isys_logbook__obj_type_static AS '" . $l_lc_object_type . "', isys_logbook__user_name_static AS '" . $this->language->get('LC__CMDB__LOGBOOK__SOURCE__USER') . "',
			isys_logbook__date AS '" . $l_lc_date . "', isys_logbook__changes AS '" . $l_lc_changes . "'
			FROM isys_catg_logb_list
			INNER JOIN isys_logbook ON isys_logbook__id = isys_catg_logb_list__isys_logbook__id
			INNER JOIN isys_obj ON isys_obj__id = isys_catg_logb_list__isys_obj__id
			WHERE isys_logbook__event_static = 'C__LOGBOOK_EVENT__CATEGORY_CHANGED'
			AND (isys_logbook__changes LIKE '%cmdb\_status%' OR isys_logbook__changes LIKE '%C\_\_OBJ\_\_CMDB\_STATUS%') ";

        // From date
        if ($l_period_from != '') {
            $l_sql .= 'AND isys_logbook__date > ' . $l_dao->convert_sql_text($l_period_from . ' 00:00:00') . ' ';
        }

        // To date
        if ($l_period_to != '') {
            $l_sql .= 'AND isys_logbook__date <= ' . $l_dao->convert_sql_text($l_period_to . ' 23:59:59') . ' ';
        }

        // Contact objects
        if ($l_contacts != '') {
            $l_contacts = isys_format_json::decode($l_contacts);

            if (count($l_contacts) > 1) {
                $l_sql .= 'AND isys_logbook__isys_obj__id IN (' . implode(',', $l_contacts) . ') ';
            } else {
                $l_sql .= 'AND isys_logbook__isys_obj__id = ' . $l_dao->convert_sql_id($l_contacts[0]);
            }
        }

        $l_res = $this->database->query($l_sql . ';');

        if ($this->database->num_rows($l_res) > 0) {
            while ($l_row = $this->database->fetch_row_assoc($l_res)) {
                $l_obj_id = $l_row['isys_catg_logb_list__isys_obj__id'];
                unset($l_row['isys_catg_logb_list__isys_obj__id']);

                // Create object link
                $l_url_link = isys_helper_link::create_url([C__CMDB__GET__OBJECT => $l_obj_id]);

                $l_row[$l_lc_title] = "<a href='" . $l_url_link . "'>" . $l_row[$this->language->get('LC__UNIVERSAL__TITLE_LINK')] . "</a>";

                $l_row[$this->language->get('LC__CMDB__OBJTYPE')] = $l_objtypes[$l_row[$this->language->get('LC__CMDB__OBJTYPE')]];
                $l_row[$this->language->get('LC_UNIVERSAL__DATE')] = isys_application::instance()->container->get('locales')->fmt_datetime($l_row[$this->language->get('LC_UNIVERSAL__DATE')]);

                $l_changes = unserialize($l_row[$l_lc_changes]);

                // Build change string
                if (isset($l_changes['C__OBJ__CMDB_STATUS'])) {
                    $l_key = 'C__OBJ__CMDB_STATUS';
                } else {
                    $l_key = 'isys_cmdb_dao_category_g_global::cmdb_status';
                }

                $l_from = $l_changes[$l_key]['from'] ?: isys_tenantsettings::get('gui.empty_value', '-');
                $l_to = $l_changes[$l_key]['to'] ?: isys_tenantsettings::get('gui.empty_value', '-');
                $l_row[$l_lc_changes] = $l_from . ' => ' . $l_to;

                $l_return['data'][] = $l_row;
            }

            $l_return['success'] = true;
        } else {
            $l_return['data'] = '<p class="pb10 pl10"><img src="' . $g_dirs['images'] . 'icons/infobox/blue.png" class="vam" /> ' .
                $this->language->get('LC__CMDB__FILTER__NOTHING_FOUND_STD') .
                '</p>';
        }

        header('Content-Type: application/json');
        echo isys_format_json::encode($l_return);

        die;
    }
}
