<?php
declare(strict_types=1);
namespace Esun\CustomerMessage\Controller\Account;

use Esun\CustomerMessage\Model\ConversationService;
use Magento\Customer\Controller\AbstractAccount;
use Magento\Customer\Model\Session;
use Magento\Framework\App\Action\Context;
use Magento\Framework\App\Action\HttpGetActionInterface;
use Magento\Framework\Controller\ResultFactory;

class Index extends AbstractAccount implements HttpGetActionInterface
{
    public function __construct(Context $context, private readonly Session $session, private readonly ConversationService $conversations)
    {
        parent::__construct($context);
    }

    public function execute()
    {
        $customerId = (int)$this->session->getCustomerId();
        $threadId = (int)$this->getRequest()->getParam('thread_id');
        $orderId = (int)$this->getRequest()->getParam('order_id');
        if (!$threadId && $orderId) {
            $thread = $this->conversations->getOrderThreadForCustomer($orderId, $customerId);
            $threadId = $thread ? (int)$thread['thread_id'] : 0;
        }
        if (!$threadId && !$orderId && (int)$this->getRequest()->getParam('new') !== 1) {
            $threads = $this->conversations->getThreadsForCustomer($customerId, 1);
            $threadId = $threads ? (int)$threads[0]['thread_id'] : 0;
        }

        if ($threadId && $this->conversations->getThreadForCustomer($threadId, $customerId)) {
            $this->conversations->markCustomerRead($threadId, $customerId);
        }

        $page = $this->resultFactory->create(ResultFactory::TYPE_PAGE);
        $page->getConfig()->getTitle()->set(__('Messages'));
        return $page;
    }
}