<?php


class NetworkConfigReader
{
    private array $configs = [];

    public function __construct()
    {
        $path = dirname(__DIR__) . "/networks";
        foreach (new IteratorIterator(new DirectoryIterator($path)) as $file) {
            /**
             * @var SplFileInfo $file
             */

            if ($file->getExtension() === "json") {
                $key = $file->getBasename(".json");
                $value = @json_decode(@file_get_contents($file->getPathname()), true);

                if ($value === null) {
                    throw new RuntimeException("Network file " . $file->getBasename() . " is invalid or cannot be read");
                }

                $this->configs[$key] = $value;
            }
        }
    }

    public function getConfigs(): array
    {
        return $this->configs;
    }
}