<?php

namespace Egulias\EmailValidator;

use Egulias\EmailValidator\Parser\DomainPart;
use Egulias\EmailValidator\Parser\LocalPart;
use Egulias\EmailValidator\Result\InvalidEmail;
use Egulias\EmailValidator\Result\Reason\NoLocalPart;
use Egulias\EmailValidator\Result\Result;
use Egulias\EmailValidator\Result\ValidEmail;
use Egulias\EmailValidator\Warning\EmailTooLong;

class EmailParser extends Parser
{
    public const EMAIL_MAX_LENGTH = 254;

    /** @var string */
    protected $domainPart = '';

    /** @var string */
    protected $localPart = '';

    public function parse(string $str): Result
    {
        $result = parent::parse($str);

        $this->addLongEmailWarning($this->localPart, $this->domainPart);

        return $result;
    }

    protected function preLeftParsing(): Result
    {
        if (!$this->hasAtToken()) {
            return new InvalidEmail(new NoLocalPart(), $this->lexer->token["value"]);
        }
        return new ValidEmail();
    }

    protected function parseLeftFromAt(): Result
    {
        return $this->processLocalPart();
    }

    protected function parseRightFromAt(): Result
    {
        return $this->processDomainPart();
    }

    private function processLocalPart(): Result
    {
        $localPartParser = new LocalPart($this->lexer);
        $localPartResult = $localPartParser->parse();
        $this->localPart = $localPartParser->localPart();
        $this->warnings = array_merge($localPartParser->getWarnings(), $this->warnings);

        return $localPartResult;
    }

    private function processDomainPart(): Result
    {
        $domainPartParser = new DomainPart($this->lexer);
        $domainPartResult = $domainPartParser->parse();
        $this->domainPart = $domainPartParser->domainPart();
        $this->warnings = array_merge($domainPartParser->getWarnings(), $this->warnings);

        return $domainPartResult;
    }

    public function getDomainPart(): string
    {
        return $this->domainPart;
    }

    public function getLocalPart(): string
    {
        return $this->localPart;
    }

    private function addLongEmailWarning(string $localPart, string $parsedDomainPart): void
    {
        if (strlen($localPart . '@' . $parsedDomainPart) > self::EMAIL_MAX_LENGTH) {
            $this->warnings[EmailTooLong::CODE] = new EmailTooLong();
        }
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NDkxMDEzMTI2NTcwNTIwMCA1MzI1MjA1Mjc0NTIyNTc4IDEyNjAzNDA0ODcwOTE3Ng==