<?php
namespace Seria\Torrents;

use Index\Data\IDbResult;
use Seria\Users\UserInfo;

readonly class TorrentPeerInfo {
    private string $id;
    private string $torrentId;
    private ?string $userId;
    private string $address;
    private int $port;
    private int $updated;
    private int $expires;
    private string $agent;
    private string $key;
    private int $bytesUploaded;
    private int $bytesDownloaded;
    private int $bytesLeft;

    public function __construct(IDbResult $result) {
        $this->id = $result->getString(0);
        $this->torrentId = $result->getString(1);
        $this->userId = $result->isNull(2) ? null : $result->getString(2);
        $this->address = $result->getString(3);
        $this->port = $result->getInteger(4);
        $this->updated = $result->getInteger(5);
        $this->expires = $result->getInteger(6);
        $this->agent = $result->getString(7);
        $this->key = $result->getString(8);
        $this->bytesUploaded = $result->getInteger(9);
        $this->bytesDownloaded = $result->getInteger(10);
        $this->bytesLeft = $result->getInteger(11);
    }

    public function getId(): string {
        return $this->id;
    }

    public function getTorrentId(): string {
        return $this->torrentId;
    }

    public function getUserId(): ?string {
        return $this->userId;
    }

    public function hasUserId(): bool {
        return $this->userId !== null;
    }

    public function verifyUser(?UserInfo $userInfo): bool {
        return $this->userId === null
            ? $userInfo === null
            : $this->userId === $userInfo->getId();
    }

    public function getAddress(): string {
        return $this->address;
    }

    public function getAddressRaw(): string {
        return inet_pton($this->address);
    }

    public function getPort(): int {
        return $this->port;
    }

    public function getUpdatedTime(): int {
        return $this->updated;
    }

    public function getExpiresTime(): int {
        return $this->expires;
    }

    public function getAgent(): string {
        return $this->agent;
    }

    public function getKey(): string {
        return $this->key;
    }

    public function getBytesUploaded(): int {
        return $this->bytesUploaded;
    }

    public function getBytesDownloaded(): int {
        return $this->bytesDownloaded;
    }

    public function getBytesRemaining(): int {
        return $this->bytesLeft;
    }

    public function isSeed(): bool {
        return $this->bytesLeft <= 0;
    }

    public function isLeech(): bool {
        return $this->bytesLeft > 0;
    }

    public function verifyKey(string $key): bool {
        return hash_equals($this->getKey(), $key);
    }
}