<?php

namespace Clickstorm\CsSeo\Evaluation;

class H1Evaluator extends AbstractEvaluator
{
    public function evaluate(): array
    {
        $state = self::STATE_RED;

        $count = $this->domDocument->getElementsByTagName('h1')->length;

        if ($count > 0 && $count < 2) {
            $state = self::STATE_GREEN;
        }

        return [
            'count' => $count,
            'state' => $state,
        ];
    }
}