<?php

namespace ArrayAccess\RdapClient\Services;

use function explode;
use function is_numeric;
use function is_string;
use function preg_match;
use function reset;
use function str_contains;
use function strtolower;

class AsnService extends AbstractRdapService
{
    const MAX_INTEGER = 4294967296;

    protected function normalizeSource(string $target): string
    {
        if (str_contains($target, '.')) {
            $this->throwInvalidTarget($target);
        }
        if (is_numeric($target) && !str_contains($target, '.')) {
            return $target;
        }

        $explode = explode('-', $target);
        // xx-xxx
        if (count($explode) !== 2) {
            $this->throwInvalidTarget($target);
        }
        foreach ($explode as $item) {
            if (str_contains($item, '.')
                || !is_numeric($item)
                || ((int)$item) < 0
                || ((int)$item) > self::MAX_INTEGER
            ) {
                $this->throwInvalidTarget($target);
            }
        }
        return $target;
    }

    public function normalize(string $target): ?string
    {
        $target = trim($target);
        if ($target === '') {
            return null;
        }
        $target = strtolower($target);
        if (!preg_match('~^(?:asn?)?([0-9]+)$~', $target, $match)) {
            return null;
        }
        $integer = ((int) ($match[1]));
        return $integer > 0 && $integer <= self::MAX_INTEGER ? $match[1] : null;
    }

    public function getRdapURL(string|int $target): ?string
    {
        $target = $this->normalize((string) $target);
        if ($target === null) {
            return null;
        }
        if ($target < 0 || $target > self::MAX_INTEGER) {
            return null;
        }
        foreach ($this->services as $service) {
            $urls = $service[1]??[];
            $url = reset($urls);
            if (!$url) {
                continue;
            }
            foreach ($service[0] as $number) {
                if (!is_string($number)) {
                    continue;
                }
                if (!str_contains($number, '-')) {
                    if (!is_numeric($number)) {
                        continue;
                    }
                    if ($target === $number) {
                        return $url;
                    }
                    continue;
                }
                [$start, $end] = explode('-', $number);
                if ($start <= $target && $end >= $target) {
                    return $url;
                }
            }
        }
        return null;
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NTM3Mzc4MTE5MDQ4ODA2NCAzMTgzOTIxODU3NjE1ODI0IDk2MTI4NDU5MTI5ODQzMzY=