<?php

/**
 * ---------------------------------------------------------------------
 *
 * GLPI - Gestionnaire Libre de Parc Informatique
 *
 * http://glpi-project.org
 *
 * @copyright 2015-2023 Teclib' and contributors.
 * @copyright 2003-2014 by the INDEPNET Development Team.
 * @licence   https://www.gnu.org/licenses/gpl-3.0.html
 *
 * ---------------------------------------------------------------------
 *
 * LICENSE
 *
 * This file is part of GLPI.
 *
 * 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 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 * ---------------------------------------------------------------------
 */

class Appliance_Item extends CommonDBRelation
{
    use Glpi\Features\Clonable;

    public static $itemtype_1 = 'Appliance';
    public static $items_id_1 = 'appliances_id';
    public static $take_entity_1 = false;

    public static $itemtype_2 = 'itemtype';
    public static $items_id_2 = 'items_id';
    public static $take_entity_2 = true;

    public function getCloneRelations(): array
    {
        return [
            Appliance_Item_Relation::class
        ];
    }

    public static function getTypeName($nb = 0)
    {
        return _n('Item', 'Items', $nb);
    }


    public function getTabNameForItem(CommonGLPI $item, $withtemplate = 0)
    {
        if (!Appliance::canView()) {
            return '';
        }

        $nb = 0;
        if ($item->getType() == Appliance::class) {
            if ($_SESSION['glpishow_count_on_tabs']) {
                if (!$item->isNewItem()) {
                    $nb = self::countForMainItem($item);
                }
            }
            return self::createTabEntry(self::getTypeName(Session::getPluralNumber()), $nb);
        } else if (in_array($item->getType(), Appliance::getTypes(true))) {
            if ($_SESSION['glpishow_count_on_tabs']) {
                $nb = self::countForItem($item);
            }
            return self::createTabEntry(Appliance::getTypeName(Session::getPluralNumber()), $nb);
        }

        return '';
    }

    public static function displayTabContentForItem(CommonGLPI $item, $tabnum = 1, $withtemplate = 0)
    {

        switch ($item->getType()) {
            case Appliance::class:
                self::showItems($item);
                break;
            default:
                if (in_array($item->getType(), Appliance::getTypes())) {
                    self::showForItem($item, $withtemplate);
                }
        }
        return true;
    }

    /**
     * Print enclosure items
     *
     * @param Appliance $appliance  Appliance object wanted
     *
     * @return void|boolean (display) Returns false if there is a rights error.
     **/
    public static function showItems(Appliance $appliance)
    {
        global $DB;

        $ID = $appliance->fields['id'];
        $rand = mt_rand();

        if (
            !$appliance->getFromDB($ID)
            || !$appliance->can($ID, READ)
        ) {
            return false;
        }
        $canedit = $appliance->canEdit($ID);

        $items = $DB->request([
            'FROM'   => self::getTable(),
            'WHERE'  => [
                self::$items_id_1 => $ID
            ]
        ]);

        Session::initNavigateListItems(
            self::getType(),
            //TRANS : %1$s is the itemtype name,
            //        %2$s is the name of the item (used for headings of a list)
            sprintf(
                __('%1$s = %2$s'),
                $appliance->getTypeName(1),
                $appliance->getName()
            )
        );

        if ($appliance->canAddItem('itemtype')) {
            echo "<div class='firstbloc'>";
            echo "<form method='post' name='appliances_form$rand'
                     id='appliances_form$rand'
                     action='" . Toolbox::getItemTypeFormURL(__CLASS__) . "'>";

            echo "<table class='tab_cadre_fixe'>";
            echo "<tr class='tab_bg_2'>";
            echo "<th colspan='2'>" .
               __('Add an item') . "</th></tr>";

            echo "<tr class='tab_bg_1'><td class='center'>";
            Dropdown::showSelectItemFromItemtypes(
                ['items_id_name'   => 'items_id',
                    'itemtypes'       => Appliance::getTypes(true),
                    'entity_restrict' => ($appliance->fields['is_recursive']
                                      ? getSonsOf(
                                          'glpi_entities',
                                          $appliance->fields['entities_id']
                                      )
                                       : $appliance->fields['entities_id']),
                    'checkright'      => true,
                ]
            );
            echo "</td><td class='center' class='tab_bg_1'>";
            echo Html::hidden('appliances_id', ['value' => $ID]);
            echo Html::submit(_x('button', 'Add'), ['name' => 'add']);
            echo "</td></tr>";
            echo "</table>";
            Html::closeForm();
            echo "</div>";
        }

        $items = iterator_to_array($items);

        if (!count($items)) {
            echo "<table class='tab_cadre_fixe'><tr><th>" . __('No item found') . "</th></tr>";
            echo "</table>";
        } else {
            if ($canedit) {
                Html::openMassiveActionsForm('mass' . __CLASS__ . $rand);
                $massiveactionparams = [
                    'num_displayed'   => min($_SESSION['glpilist_limit'], count($items)),
                    'container'       => 'mass' . __CLASS__ . $rand
                ];
                Html::showMassiveActions($massiveactionparams);
            }

            echo "<table class='tab_cadre_fixehov'>";
            $header = "<tr>";
            if ($canedit) {
                $header .= "<th width='10'>";
                $header .= Html::getCheckAllAsCheckbox('mass' . __CLASS__ . $rand);
                $header .= "</th>";
            }
            $header .= "<th>" . __('Itemtype') . "</th>";
            $header .= "<th>" . _n('Item', 'Items', 1) . "</th>";
            $header .= "<th>" . __("Serial") . "</th>";
            $header .= "<th>" . __("Inventory number") . "</th>";
            $header .= "<th>" . Appliance_Item_Relation::getTypeName(Session::getPluralNumber()) . "</th>";
            $header .= "</tr>";
            echo $header;

            foreach ($items as $row) {
                $item = new $row['itemtype']();
                $item->getFromDB($row['items_id']);
                echo "<tr lass='tab_bg_1'>";
                if ($canedit) {
                    echo "<td>";
                    Html::showMassiveActionCheckBox(__CLASS__, $row["id"]);
                    echo "</td>";
                }
                echo "<td>" . $item->getTypeName(1) . "</td>";
                echo "<td>" . $item->getLink() . "</td>";
                echo "<td>" . ($item->fields['serial'] ?? "") . "</td>";
                echo "<td>" . ($item->fields['otherserial'] ?? "") . "</td>";
                echo "<td class='relations_list'>";
                echo Appliance_Item_Relation::showListForApplianceItem($row["id"], $canedit);
                echo "</td>";
                echo "</tr>";
            }
            echo $header;
            echo "</table>";

            if ($canedit && count($items)) {
                $massiveactionparams['ontop'] = false;
                Html::showMassiveActions($massiveactionparams);
            }
            if ($canedit) {
                Html::closeForm();
            }

            echo Appliance_Item_Relation::getListJSForApplianceItem($appliance, $canedit);
        }
    }

    /**
     * Print an HTML array of appliances associated to an object
     *
     * @since 9.5.2
     *
     * @param CommonDBTM $item         CommonDBTM object wanted
     * @param boolean    $withtemplate not used (to be deleted)
     *
     * @return void
     **/
    public static function showForItem(CommonDBTM $item, $withtemplate = 0)
    {

        $itemtype = $item->getType();
        $ID       = $item->fields['id'];

        if (
            !Appliance::canView()
            || !$item->can($ID, READ)
        ) {
            return;
        }

        $canedit = $item->can($ID, UPDATE);
        $rand = mt_rand();

        $iterator = self::getListForItem($item);
        $number = count($iterator);

        $appliances = [];
        $used      = [];
        foreach ($iterator as $data) {
            $appliances[$data['id']] = $data;
            $used[$data['id']]      = $data['id'];
        }
        if ($canedit && ($withtemplate != 2)) {
            echo "<div class='firstbloc'>";
            echo "<form name='applianceitem_form$rand' id='applianceitem_form$rand' method='post'
                action='" . Toolbox::getItemTypeFormURL(__CLASS__) . "'>";
            echo "<input type='hidden' name='items_id' value='$ID'>";
            echo "<input type='hidden' name='itemtype' value='$itemtype'>";

            echo "<table class='tab_cadre_fixe'>";
            echo "<tr class='tab_bg_2'><th colspan='2'>" . __('Add to an appliance') . "</th></tr>";

            echo "<tr class='tab_bg_1'><td>";
            Appliance::dropdown([
                'entity'  => $item->getEntityID(),
                'used'    => $used
            ]);

            echo "</td><td class='center'>";
            echo "<input type='submit' name='add' value=\"" . _sx('button', 'Add') . "\" class='btn btn-primary'>";
            echo "</td></tr>";
            echo "</table>";
            Html::closeForm();
            echo "</div>";
        }

        echo "<div class='spaced'>";
        if ($withtemplate != 2) {
            if ($canedit && $number) {
                Html::openMassiveActionsForm('mass' . __CLASS__ . $rand);
                $massiveactionparams = ['num_displayed' => min($_SESSION['glpilist_limit'], $number),
                    'container'     => 'mass' . __CLASS__ . $rand
                ];
                Html::showMassiveActions($massiveactionparams);
            }
        }
        echo "<table class='tab_cadre_fixehov'>";

        $header = "<tr>";
        if ($canedit && $number && ($withtemplate != 2)) {
            $header    .= "<th width='10'>" . Html::getCheckAllAsCheckbox('mass' . __CLASS__ . $rand);
            $header    .= "</th>";
        }

        $header .= "<th>" . __('Name') . "</th>";
        $header .= "<th>" . Appliance_Item_Relation::getTypeName(Session::getPluralNumber()) . "</th>";
        $header .= "</tr>";

        if ($number > 0) {
            echo $header;
            Session::initNavigateListItems(
                __CLASS__,
                //TRANS : %1$s is the itemtype name,
                              //         %2$s is the name of the item (used for headings of a list)
                                        sprintf(
                                            __('%1$s = %2$s'),
                                            $item->getTypeName(1),
                                            $item->getName()
                                        )
            );
            foreach ($appliances as $data) {
                $cID         = $data["id"];
                Session::addToNavigateListItems(__CLASS__, $cID);
                $assocID     = $data["linkid"];
                $app         = new Appliance();
                $app->getFromResultSet($data);
                echo "<tr class='tab_bg_1" . ($app->fields["is_deleted"] ? "_2" : "") . "'>";
                if ($canedit && ($withtemplate != 2)) {
                    echo "<td width='10'>";
                    Html::showMassiveActionCheckBox(__CLASS__, $assocID);
                    echo "</td>";
                }
                echo "<td class='b'>";
                $name = $app->fields["name"];
                if (
                    $_SESSION["glpiis_ids_visible"]
                    || empty($app->fields["name"])
                ) {
                    $name = sprintf(__('%1$s (%2$s)'), $name, $app->fields["id"]);
                }
                echo "<a href='" . Appliance::getFormURLWithID($cID) . "'>" . $name . "</a>";
                echo "</td>";
                echo "<td class='relations_list'>";
                echo Appliance_Item_Relation::showListForApplianceItem($assocID, $canedit);
                echo "</td>";

                echo "</tr>";
            }
            echo $header;
            echo "</table>";
        } else {
            echo "<table class='tab_cadre_fixe'>";
            echo "<tr><th>" . __('No item found') . "</th></tr></table>";
        }

        echo "</table>";
        if ($canedit && $number && ($withtemplate != 2)) {
            $massiveactionparams['ontop'] = false;
            Html::showMassiveActions($massiveactionparams);
            Html::closeForm();
        }
        echo "</div>";

        echo Appliance_Item_Relation::getListJSForApplianceItem($item, $canedit);
    }


    public function prepareInputForAdd($input)
    {
        return $this->prepareInput($input);
    }

    public function prepareInputForUpdate($input)
    {
        return $this->prepareInput($input);
    }

    /**
     * Prepares input (for update and add)
     *
     * @param array $input Input data
     *
     * @return array
     */
    private function prepareInput($input)
    {
        $error_detected = [];

       //check for requirements
        if (
            ($this->isNewItem() && (!isset($input['itemtype']) || empty($input['itemtype'])))
            || (isset($input['itemtype']) && empty($input['itemtype']))
        ) {
            $error_detected[] = __('An item type is required');
        }
        if (
            ($this->isNewItem() && (!isset($input['items_id']) || empty($input['items_id'])))
            || (isset($input['items_id']) && empty($input['items_id']))
        ) {
            $error_detected[] = __('An item is required');
        }
        if (
            ($this->isNewItem() && (!isset($input[self::$items_id_1]) || empty($input[self::$items_id_1])))
            || (isset($input[self::$items_id_1]) && empty($input[self::$items_id_1]))
        ) {
            $error_detected[] = __('An appliance is required');
        }

        if (count($error_detected)) {
            foreach ($error_detected as $error) {
                Session::addMessageAfterRedirect(
                    $error,
                    true,
                    ERROR
                );
            }
            return false;
        }

        return $input;
    }

    public static function countForMainItem(CommonDBTM $item, $extra_types_where = [])
    {
        $types = Appliance::getTypes();
        $clause = [];
        if (count($types)) {
            $clause = ['itemtype' => $types];
        } else {
            $clause = [new \QueryExpression('true = false')];
        }
        $extra_types_where = array_merge(
            $extra_types_where,
            $clause
        );
        return parent::countForMainItem($item, $extra_types_where);
    }

    public function getForbiddenStandardMassiveAction()
    {
        $forbidden   = parent::getForbiddenStandardMassiveAction();
        $forbidden[] = 'update';
        $forbidden[] = 'CommonDBConnexity:unaffect';
        $forbidden[] = 'CommonDBConnexity:affect';
        return $forbidden;
    }

    public static function getRelationMassiveActionsSpecificities()
    {
        global $CFG_GLPI;

        $specificities              = parent::getRelationMassiveActionsSpecificities();
        $specificities['itemtypes'] = Appliance::getTypes();

        return $specificities;
    }

    public function cleanDBonPurge()
    {
        $this->deleteChildrenAndRelationsFromDb(
            [
                Appliance_Item_Relation::class,
            ]
        );
    }
}