<?php

namespace App\Services;

final class SimulationFiscalSourceAcceptance
{
    /**
     * @param  array<array-key, mixed>  $source
     */
    public static function eligible(array $source, ?string $hash = null): bool
    {
        if (($source['validation_status'] ?? null) === 'validated') {
            return true;
        }
        $basis = $source['fiscal_acceptance'] ?? null;

        return ($source['validation_status'] ?? null) === 'pending' && is_array($basis)
            && ($basis['scope'] ?? null) === 'fiscal_parameters'
            && ($basis['basis'] ?? null) === 'Tempo-official-sources-20261008'
            && preg_match('/^[a-f0-9]{64}$/D', (string) ($basis['sha256'] ?? '')) === 1
            && ($hash === null || $basis['sha256'] === $hash);
    }
}