<?php

namespace KupShop\GTMBundle\Ecommerce;

use KupShop\CatalogBundle\View\CategoryView;
use KupShop\ContentBundle\Entity\Slider;

abstract class PromotionAbstractEvent extends AbstractEcommerce
{
    /**
     * Specific PageData.
     *
     * @throws \Exception
     */
    public function getData(&$dataContainer)
    {
        $promotions = [];
        $slides = $this->pageData['slider'] instanceof Slider ? $this->pageData['slider']['images'] : [$this->pageData['slide']];
        $index = $this->pageData['position'] ?? null;
        $indexCatalog = false;

        if ($this->view instanceof CategoryView) {
            $i = 1;
            $sliderId = $this->pageData['slider']['id'] ?? false;
            $collection = $this->view->getTemplateData()['body']['productsList'] ?? [];
            foreach ($collection as $product) {
                $bannerId = $product['banner']['slider']['id'] ?? $product['banner']['id'] ?? null;
                if ($bannerId === $sliderId) {
                    $indexCatalog = $i;
                    break;
                }
                $i++;
            }
        }

        foreach ($slides ?? [] as $key => $slide) {
            if ($index && ($indexCatalog === false) && ($index - 1) != $key) {
                continue;
            }
            $promotion = [
                'id' => $slide['id'],
                'name' => $slide['description'],
                'creative' => $slide['slider']->name,
                'position' => $key + 1,
            ];

            if ($indexCatalog) {
                $promotion['positionCatalog'] = $indexCatalog;
            }

            $promotions[] = $promotion;
        }
        $dataContainer->promotions = $promotions;
        $dataContainer->_clear = true;
    }
}