<?php

declare(strict_types=1);

namespace Sarcio\WordPress\Preview;

use Sarcio\Shim\Engine\VerdictEngine;
use Sarcio\Shim\Transport\Transport;
use Sarcio\Shim\Verdict;

final class PreviewTransport implements Transport
{
    /**
     * @param array<int,array<string,mixed>> $ops the previewed server fix's ops
     */
    public function __construct(private readonly Transport $inner, private readonly array $ops)
    {
    }

    public function routes(): array
    {
        $routes = $this->inner->routes();
        foreach ($this->ops as $op) {
            if (is_string($op['route'] ?? null)) {
                $routes[] = $op['route'];
            }
        }
        $routes = array_values(array_unique($routes));
        sort($routes, SORT_STRING);
        return $routes;
    }

    public function evaluate(string $routeId, array $envelope, float $budgetSec): ?Verdict
    {
        $mine = array_values(array_filter(
            $this->ops,
            static fn (array $op): bool => ($op['route'] ?? null) === $routeId,
        ));
        if ($mine === []) {
            return $this->inner->evaluate($routeId, $envelope, $budgetSec);
        }
        return VerdictEngine::evaluate($mine, $envelope['body'] ?? null);
    }

    public function files(float $budgetSec): ?array
    {
        return $this->inner->files($budgetSec);
    }

    public function fileFetch(string $patchId, float $budgetSec): ?array
    {
        return $this->inner->fileFetch($patchId, $budgetSec);
    }
}