<?php
declare(strict_types=1);

namespace Esun\PromotionPopup\Block;

use Esun\PromotionPopup\Model\Config;
use Magento\Cms\Block\BlockByIdentifier;
use Magento\Framework\Serialize\Serializer\Json;
use Magento\Framework\View\Element\Template;
use Magento\Framework\View\Element\Template\Context;

class Popup extends Template
{
    public function __construct(
        Context $context,
        private readonly Config $config,
        private readonly Json $json,
        array $data = []
    ) {
        parent::__construct($context, $data);
    }

    public function isAvailable(): bool
    {
        return $this->config->canDisplay();
    }

    public function getCmsContent(): string
    {
        $identifier = $this->config->getCmsBlockIdentifier();
        if ($identifier === '') {
            return '';
        }

        $content = $this->getLayout()->createBlock(
            BlockByIdentifier::class,
            'esun.promotion.popup.cms.' . sha1($identifier)
        );
        if (!$content) {
            return '';
        }

        return $content->setData('identifier', $identifier)->toHtml();
    }

    public function getJsonConfig(): string
    {
        return $this->json->serialize([
            'websiteId' => $this->config->getWebsiteId(),
            'campaignKey' => sha1($this->config->getCmsBlockIdentifier()),
            'campaignVersion' => $this->config->getCampaignVersion(),
            'displayDelay' => $this->config->getDisplayDelay(),
            'frequency' => $this->config->getFrequency(),
            'audience' => $this->config->getAudience(),
        ]);
    }
}