<?php
declare(strict_types=1);

namespace Esun\CustomerMessage\Controller\Adminhtml\Attachment;

use Esun\CustomerMessage\Model\AttachmentStorage;
use Esun\CustomerMessage\Model\ConversationService;
use Magento\Backend\App\Action;
use Magento\Backend\App\Action\Context;
use Magento\Framework\App\Action\HttpGetActionInterface;
use Magento\Framework\Controller\Result\RawFactory;

class View extends Action implements HttpGetActionInterface
{
    public const ADMIN_RESOURCE = 'Esun_CustomerMessage::messages';

    public function __construct(Context $context, private readonly ConversationService $conversations, private readonly AttachmentStorage $storage, private readonly RawFactory $rawFactory)
    {
        parent::__construct($context);
    }

    public function execute()
    {
        $result = $this->rawFactory->create();
        try {
            $attachment = $this->conversations->getAttachmentForAdmin((int)$this->getRequest()->getParam('id'));
            if (!$attachment) {
                throw new \Magento\Framework\Exception\LocalizedException(__('The requested image is not available.'));
            }
            $filename = str_replace(["\r", "\n"], '', (string)$attachment['original_name']);
            return $result->setHeader('Content-Type', (string)$attachment['mime_type'], true)
                ->setHeader('Content-Length', (string)$attachment['file_size'], true)
                ->setHeader('Content-Disposition', 'inline; filename="' . addcslashes($filename, '"\\') . '"', true)
                ->setHeader('X-Content-Type-Options', 'nosniff', true)
                ->setContents((string)file_get_contents($this->storage->getAbsolutePath((string)$attachment['storage_path'])));
        } catch (\Throwable) {
            return $result->setHttpResponseCode(404)->setContents('Not found');
        }
    }
}