<?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:----NDEwNDY0NzEyOTIxMDQ3NiAxNzc1NTg3NzM5OTk4MjE4IDI4OTc1NzA5NjY3ODU5Mg==