<?php

namespace Websmid\CustomHtml\Model;

use ObjectModel;
use Db;

class CustomHtmlSlide extends ObjectModel
{
    /** @var int */
    public $id;

    /** @var int */
    public $id_ws_customhtml;

    /** @var string */
    public $title = '';

    /** @var string */
    public $description = '';

    /** @var string */
    public $extra_description = '';

    /** @var string */
    public $link = '';

    /** @var string */
    public $link_text = '';

    /** @var string */
    public $image = '';

    /** @var int */
    public $ordering = 0;

    /** @var string */
    public $date_add;

    /** @var string */
    public $date_upd;

    public static $definition = [
        'table'      => 'ws_customhtml_slide',
        'primary'    => 'id_ws_customhtml_slide',
        'multilang'  => true,
        'fields'     => [
            'id_ws_customhtml'  => ['type' => self::TYPE_INT, 'validate' => 'isUnsignedId', 'required' => true],
            'title'             => ['type' => self::TYPE_STRING, 'validate' => 'isGenericName', 'required' => false, 'size' => 256, 'lang' => true],
            'description'       => ['type' => self::TYPE_STRING, 'validate' => 'isGenericName', 'required' => false, 'size' => 1024, 'lang' => true],
            'extra_description' => ['type' => self::TYPE_STRING, 'validate' => 'isGenericName', 'required' => false, 'size' => 1024, 'lang' => true],
            'link'              => ['type' => self::TYPE_STRING, 'validate' => 'isGenericName', 'required' => false, 'size' => 512, 'lang' => true],
            'link_text'         => ['type' => self::TYPE_STRING, 'validate' => 'isGenericName', 'required' => false, 'size' => 128, 'lang' => true],
            'image'             => ['type' => self::TYPE_STRING, 'validate' => 'isGenericName', 'required' => false, 'size' => 255],
            'ordering'          => ['type' => self::TYPE_INT, 'validate' => 'isInt'],
            'date_add'          => ['type' => self::TYPE_DATE, 'validate' => 'isDate'],
            'date_upd'          => ['type' => self::TYPE_DATE, 'validate' => 'isDate'],
        ],
    ];

    /**
     * Admin use — loads every language into lang fields as [id_lang => value] arrays.
     */
    public static function getByBlockId(int $idBlock): array
    {
        $ids = Db::getInstance()->executeS(
            'SELECT `id_ws_customhtml_slide` FROM `' . _DB_PREFIX_ . 'ws_customhtml_slide`
             WHERE `id_ws_customhtml` = ' . (int) $idBlock . '
             ORDER BY `ordering` ASC'
        );

        return array_map(static function (array $row) {
            $slide = new self((int) $row['id_ws_customhtml_slide']);

            return [
                'id_ws_customhtml_slide' => (int) $slide->id,
                'title'                  => $slide->title,
                'description'            => $slide->description,
                'extra_description'      => $slide->extra_description,
                'link'                   => $slide->link,
                'link_text'              => $slide->link_text,
                'image'                  => $slide->image,
                'ordering'               => (int) $slide->ordering,
            ];
        }, $ids ?: []);
    }

    /**
     * Front-end use — resolves lang fields to plain strings for one language.
     */
    public static function getByBlockIdForLang(int $idBlock, int $idLang): array
    {
        $result = Db::getInstance()->executeS(
            'SELECT wcs.`id_ws_customhtml_slide`, wcsl.`title`, wcsl.`description`, wcsl.`extra_description`,
                    wcsl.`link`, wcsl.`link_text`, wcs.`image`, wcs.`ordering`
             FROM `' . _DB_PREFIX_ . 'ws_customhtml_slide` wcs
             LEFT JOIN `' . _DB_PREFIX_ . 'ws_customhtml_slide_lang` wcsl
                 ON wcsl.`id_ws_customhtml_slide` = wcs.`id_ws_customhtml_slide` AND wcsl.`id_lang` = ' . (int) $idLang . '
             WHERE wcs.`id_ws_customhtml` = ' . (int) $idBlock . '
             ORDER BY wcs.`ordering` ASC'
        );

        return $result ?: [];
    }

    public static function deleteByBlockId(int $idBlock): void
    {
        Db::getInstance()->delete('ws_customhtml_slide', '`id_ws_customhtml` = ' . (int) $idBlock);
    }
}