<?php

namespace Letme\Watchman\Report;

class ServerSnapshot
{
    public array $server;
    public array $get;
    public array $post;

    public function __construct(array $server, array $get, array $post) {
        $this->server = $this->prepareFields($server);
        $this->get    = $this->prepareFields($get);
        $this->post   = $this->prepareFields($post);
    }

    protected function prepareFields(array $array) {
        array_walk_recursive(
            $array,
            function (&$item) {
                if (is_string($item)) {
                    $item = htmlspecialchars($item);
                }
            }
        );

        return $array;
    }

    public static function init() {
        return new self($_SERVER, $_GET, $_POST);
    }

    public static function initFromArray(array $fields) {
        return new self(
            $fields['server'] ?? [],
            $fields['get'] ?? [],
            $fields['post'] ?? [],
        );
    }

    public function toArray(): array {
        return [
            'server' => $this->server,
            'get' => $this->get,
            'post' => $this->post,
        ];
    }
}