<?php

namespace Egulias\EmailValidator\Parser;

use Egulias\EmailValidator\EmailLexer;
use Egulias\EmailValidator\Result\InvalidEmail;
use Egulias\EmailValidator\Result\Reason\ExpectingATEXT;
use Egulias\EmailValidator\Result\Reason\UnclosedQuotedString;
use Egulias\EmailValidator\Result\Result;
use Egulias\EmailValidator\Result\ValidEmail;
use Egulias\EmailValidator\Warning\CFWSWithFWS;
use Egulias\EmailValidator\Warning\QuotedString;

class DoubleQuote extends PartParser
{
    public function parse(): Result
    {
        $validQuotedString = $this->checkDQUOTE();
        if($validQuotedString->isInvalid()) return $validQuotedString;

        $special = [
            EmailLexer::S_CR => true,
            EmailLexer::S_HTAB => true,
            EmailLexer::S_LF => true
        ];

        $invalid = [
            EmailLexer::C_NUL => true,
            EmailLexer::S_HTAB => true,
            EmailLexer::S_CR => true,
            EmailLexer::S_LF => true
        ];

        $setSpecialsWarning = true;

        $this->lexer->moveNext();

        while ($this->lexer->token['type'] !== EmailLexer::S_DQUOTE && null !== $this->lexer->token['type']) {
            if (isset($special[$this->lexer->token['type']]) && $setSpecialsWarning) {
                $this->warnings[CFWSWithFWS::CODE] = new CFWSWithFWS();
                $setSpecialsWarning = false;
            }
            if ($this->lexer->token['type'] === EmailLexer::S_BACKSLASH && $this->lexer->isNextToken(EmailLexer::S_DQUOTE)) {
                $this->lexer->moveNext();
            }

            $this->lexer->moveNext();

            if (!$this->escaped() && isset($invalid[$this->lexer->token['type']])) {
                return new InvalidEmail(new ExpectingATEXT("Expecting ATEXT between DQUOTE"), $this->lexer->token['value']);
            }
        }

        $prev = $this->lexer->getPrevious();

        if ($prev['type'] === EmailLexer::S_BACKSLASH) {
            $validQuotedString = $this->checkDQUOTE();
            if($validQuotedString->isInvalid()) return $validQuotedString;
        }

        if (!$this->lexer->isNextToken(EmailLexer::S_AT) && $prev['type'] !== EmailLexer::S_BACKSLASH) {
            return new InvalidEmail(new ExpectingATEXT("Expecting ATEXT between DQUOTE"), $this->lexer->token['value']);
        }

        return new ValidEmail();
    }

    protected function checkDQUOTE(): Result
    {
        $previous = $this->lexer->getPrevious();

        if ($this->lexer->isNextToken(EmailLexer::GENERIC) && $previous['type'] === EmailLexer::GENERIC) {
            $description = 'https://tools.ietf.org/html/rfc5322#section-3.2.4 - quoted string should be a unit';
            return new InvalidEmail(new ExpectingATEXT($description), $this->lexer->token['value']);
        }

        try {
            $this->lexer->find(EmailLexer::S_DQUOTE);
        } catch (\Exception $e) {
            return new InvalidEmail(new UnclosedQuotedString(), $this->lexer->token['value']);
        }
        $this->warnings[QuotedString::CODE] = new QuotedString($previous['value'], $this->lexer->token['value']);

        return new ValidEmail();
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NTEwMTA2NTA2MjQxMzIzOSA1NTEzNDI4ODM3NzEzMTY0IDIxNDI0MDA5MjM1MTIwODM=