<?php
/**
 * @author Amasty Team
 * @copyright Copyright (c) Amasty (https://www.amasty.com)
 * @package Free Gift Base for Magento 2
 */

namespace Amasty\Promo\Block;

use Amasty\BannersLite\Model\ConfigProvider as BannerConfigProvider;
use Amasty\BannersLite\Model\ProductBannerProvider;
use Amasty\Promo\Model\Config;
use Amasty\Promo\Model\Rule;
use Magento\Catalog\Helper\Image;
use Magento\Catalog\Model\ResourceModel\Product\CollectionFactory as ProductCollectionFactory;
use Magento\Framework\View\Element\Template;
use Amasty\Promo\Model\ResourceModel\Rule\CollectionFactory as RuleCollectionFactory;

/**
 * @SuppressWarnings(PHPMD.LongVariable)
 *
 * @method string getPosition()
 */
class Banner extends Template
{
    /**
     * @var \Magento\SalesRule\Model\Rule[]
     */
    private static $validRules = [];

    /**
     * @var Config
     */
    private $config;

    /**
     * @var BannerConfigProvider
     */
    private $bannerConfig;

    /**
     * @var RuleCollectionFactory
     */
    private $ruleCollectionFactory;

    /**
     * @var ProductCollectionFactory
     */
    private $productCollectionFactory;

    /**
     * @var ProductBannerProvider
     */
    private $bannerProvider;

    /**
     * @var Image
     */
    private $image;

    public function __construct(
        Template\Context $context,
        Config $config,
        BannerConfigProvider $bannerConfig,
        RuleCollectionFactory $ruleCollectionFactory,
        ProductCollectionFactory $productCollectionFactory,
        ProductBannerProvider $bannerProvider,
        Image $image,
        array $data = []
    ) {
        parent::__construct($context, $data);

        $this->config = $config;
        $this->bannerConfig = $bannerConfig;
        $this->ruleCollectionFactory = $ruleCollectionFactory;
        $this->productCollectionFactory = $productCollectionFactory;
        $this->bannerProvider = $bannerProvider;
        $this->image = $image;
    }

    /**
     * @return \Magento\SalesRule\Model\Rule[]
     */
    public function getValidRules()
    {
        if (empty(self::$validRules)) {
            $validRulesIds = $this->bannerProvider->getValidRulesIds($this->getProductId());

            if ($this->bannerConfig->isOneBannerEnabled() && $validRulesIds) {
                $validRulesIds = array_slice($validRulesIds, 0, 1);
            }

            self::$validRules = $this->ruleCollectionFactory->create()
                ->addFieldToFilter(\Amasty\Promo\Api\Data\GiftRuleInterface::SALESRULE_ID, ['in' => $validRulesIds])
                ->getItems();
        }

        return self::$validRules;
    }

    /**
     * @param Rule $rule
     *
     * @return bool
     */
    public function isShowGiftImages(Rule $rule)
    {
        return (bool)$rule->getData($this->getPosition() . '_banner_show_gift_images');
    }

    public function isShowGiftName(Rule $rule): bool
    {
        return (bool)$rule->getData($this->getPosition() . '_banner_show_gift_name');
    }

    /**
     * @param Rule $rule
     *
     * @return $this|array
     */
    public function getProducts(Rule $rule)
    {
        $products = [];

        if ($promoSku = $rule->getSku()) {
            $products = $this->productCollectionFactory->create()
                ->addFieldToFilter('sku', ['in' => array_map('trim', explode(',', $promoSku))])
                ->addUrlRewrite()
                ->addAttributeToSelect(
                    [
                        'name',
                        'thumbnail',
                        $this->getAttributeHeader(),
                        $this->getAttributeDescription()
                    ]
                );
        }

        return $products;
    }

    /**
     * @return int
     */
    public function getProductId()
    {
        if (!$this->hasData('product_id')) {
            if (!empty($this->_request->getParam('product_id'))) {
                $this->setData('product_id', $this->_request->getParam('product_id'));
            } else {
                $this->setData('product_id', $this->_request->getParam('id'));
            }
        }

        return $this->_getData('product_id');
    }

    /**
     * @return string
     */
    public function getAttributeHeader()
    {
        return $this->config->getAttrForHeader();
    }

    /**
     * @return string
     */
    public function getAttributeDescription()
    {
        return $this->config->getAttrForDescription();
    }

    /**
     * @return float
     */
    public function getWidth()
    {
        return $this->config->getImageWidth();
    }

    /**
     * @return float
     */
    public function getHeight()
    {
        return $this->config->getImageHeight();
    }

    /**
     * @param \Magento\Catalog\Model\Product $product
     *
     * @return string
     */
    public function getImageForProduct($product)
    {
        return $this->image
            ->init($product, 'mini_cart_product_thumbnail')
            ->keepFrame(false)
            ->constrainOnly(true)
            ->resize($this->getWidth())
            ->getUrl();
    }

    /**
     * @param \Magento\Catalog\Model\Product $product
     *
     * @return string
     */
    public function getNameForProduct($product)
    {
        return $product->getResource()->getAttribute($this->getAttributeHeader())->getFrontend()->getValue($product);
    }

    /**
     * @param \Magento\Catalog\Model\Product $product
     *
     * @return string
     */
    public function getDescriptionForProduct($product)
    {
        return $product->getResource()
            ->getAttribute($this->getAttributeDescription())
            ->getFrontend()
            ->getValue($product);
    }
}