<?php

namespace Komponent\Component\Testquestions\Administrator\View\Set;

defined('_JEXEC') or die;

use Joomla\CMS\Factory;
use Joomla\CMS\Language\Text;
use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
use Joomla\CMS\Toolbar\ToolbarHelper;

class HtmlView extends BaseHtmlView
{
    protected $form;
    protected $item;
    protected $questions;
    protected $categories;
    protected $variants;
    protected $isVariant;
    protected $parentTitle = '';

    public function display($tpl = null)
    {
        $this->form = $this->get('Form');
        $this->item = $this->get('Item');
        $this->questions = $this->get('Questions');
        $this->categories = $this->get('Categories');
        $this->variants = $this->item && (int) $this->item->id > 0 ? $this->get('Variants') : [];
        $parentId = Factory::getApplication()->getInput()->getInt('parent_id');
        $this->isVariant = (int) ($this->item->parent_id ?? 0) > 0 || $parentId > 0;
        $this->parentTitle = (string) ($this->item->parent_title ?? '');

        if ($this->isVariant && $this->parentTitle === '' && $parentId > 0) {
            $parent = $this->getModel()->getItem($parentId);
            $this->parentTitle = (string) ($parent->title ?? '');
        }

        if (count($errors = $this->get('Errors'))) {
            throw new \RuntimeException(implode("\n", $errors));
        }

        $this->addToolbar();

        return parent::display($tpl);
    }

    protected function addToolbar()
    {
        ToolbarHelper::title($this->item->id ? Text::_('COM_TESTQUESTIONS_EDIT_SET') : Text::_('COM_TESTQUESTIONS_NEW_SET'));
        if (!empty($this->item->id) && ((string) $this->item->set_type !== 'multi' || $this->isVariant)) {
            ToolbarHelper::link(
                'index.php?option=com_testquestions&view=preview&set_id=' . (int) $this->item->id,
                'COM_TESTQUESTIONS_PREVIEW_SET',
                'eye'
            );
        }
        ToolbarHelper::custom('set.save', 'save', 'save', 'COM_TESTQUESTIONS_SET_SAVE', false);
        ToolbarHelper::custom('set.saveandclose', 'save', 'save', 'COM_TESTQUESTIONS_SET_SAVE_AND_CLOSE', false);
        ToolbarHelper::cancel('set.cancel', 'JTOOLBAR_CANCEL');
    }
}