<?php

namespace App\Gallery\Image\Admin\Form;

use Qs_Form;
use Qs_ImageFs;
use Qs_Db_Table;
use Qs_Db;
use Exception;

class AbstractForm extends Qs_Form
{
    /** @var int */
    protected $_galleryId;

    public function setGalleryId($galleryId)
    {
        $this->_galleryId = $galleryId;
        return $this;
    }

    public function getGalleryId()
    {
        if (!$this->_galleryId) {
            throw new Exception('Gallery ID is empty');
        }
        return $this->_galleryId;
    }

    protected function _initElements()
    {
        $imageCfg = $this->getConfig('image');
        $descriptionLength = (int) $this->getConfig('descriptionLength');

        $this->addElement('static', 'albumTitle', ['label' => 'Album']);
        $this->addElement('text', 'title', ['label' => 'Title', 'required' => true, 'maxlength' => 255]);

        $this->addElement('pageAlias', 'alias', [
            'label'                 => 'Alias',
            'required'              => true,
            'maxlength'             => 200,
            'sourceField'           => 'title',
            'aliasValidatorOptions' => [
                'table'     => new Qs_Db_Table('GalleryImage'),
                'column'    => 'alias',
                'currentId' => $this->_getData('id'),
                'options'   => ['where' => Qs_Db::getInstance()->quoteInto('`galleryId` = ?', 8, Qs_Db::INT_TYPE)]
            ],
        ]);

        $resize = $imageCfg->width . 'x' . $imageCfg->height . Qs_ImageFs::getResizeMethodAlias($imageCfg->method);
        $this->addElement('extendedImage', 'image', ['label' => 'Image', 'required' => true, 'resize' => $resize]);

        $this->addElement(
            'textarea',
            'description',
            [
                'label'       => 'Description',
                'description' => 'Text space is limited to ' . $descriptionLength . ' characters.',
            ]
        );
        $this->getElement('description')->addValidator(
            'StringLength',
            true,
            ['max' => $descriptionLength, 'elementLabel' => $this->getElement('description')->getLabel()]
        );

        $this->addElement('checkbox', 'enabled', ['label' => 'Show on user end', 'decoration' => 'simple']);

        return $this;
    }
}