package docs.example.license;

import org.bukkit.Bukkit;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.*;
import java.util.Arrays;
import java.util.List;

public final class LicenseChecker {
    private static final String TOKEN       = "SITE-UZERINDEN-ALINAN-TOKEN"; 
    private static final String PRODUCT_ID  = "10"; // Hangi ürüne bağlı olacak.
    private static final int    TIMEOUT_MS  = 8000;

    // https://www.minenix.com/api/license/{TOKEN}/{PRODUCT_ID}/{IP}
    private static String buildLicenseUrl(String externalIp) {
        String base = "https://www.minenix.com"; // Site adresiniz.
        String path = String.format("/api/license/%s/%s/%s",
                urlEncode(TOKEN), urlEncode(PRODUCT_ID), urlEncode(externalIp));
        return base + path;
    }

    public static void run() {
        try {
            sendConsole("§6[LISANS KONTROLCUSU] §fEklenti lisansi kontrol ediliyor.");
            String ip = getExternalIP();
            if (ip == null || ip.isEmpty()) {
                sendConsole("§cDis IP tespit edilemedi. Lisans dogrulamasi atlandi.");
                return;
            }

            String url  = buildLicenseUrl(ip);
            String resp = httpGet(url);
            boolean ok  = resp != null && resp.toLowerCase().contains("true");

            if (ok) {
                printAsciiSuccess();
            } else {
                printAsciiFail();
                Bukkit.shutdown();
            }
        } catch (UnknownHostException e) {
            e.printStackTrace();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }

    public static String getExternalIP() {
        List<String> endpoints = Arrays.asList(
                "http://checkip.amazonaws.com",
                "https://api.ipify.org",
                "https://ifconfig.me/ip"
        );
        for (String ep : endpoints) {
            try {
                String s = httpGet(ep);
                if (s != null) {
                    s = s.trim();
                    if (s.matches("\\d+\\.\\d+\\.\\d+\\.\\d+") || s.contains(":")) {
                        return s;
                    }
                }
            } catch (Exception ignored) {}
        }
        return null;
    }

    public static String httpGet(String urlStr) throws IOException {
        HttpURLConnection conn = null;
        BufferedReader reader  = null;
        try {
            URL url = new URL(urlStr);
            conn = (HttpURLConnection) url.openConnection();
            conn.setRequestMethod("GET");
            conn.setConnectTimeout(TIMEOUT_MS);
            conn.setReadTimeout(TIMEOUT_MS);
            conn.setRequestProperty("User-Agent", "Zonely-License-Checker/1.0");

            int code = conn.getResponseCode();
            reader = new BufferedReader(new InputStreamReader(
                    code == 200 ? conn.getInputStream()
                                : (conn.getErrorStream() != null ? conn.getErrorStream() : conn.getInputStream())
            ));
            StringBuilder sb = new StringBuilder();
            String line;
            while ((line = reader.readLine()) != null)
                sb.append(line);

            if (code != 200) {
                System.out.println("GET isteği başarısız. Yanıt kodu: " + code);
            }
            return sb.toString();
        } finally {
            if (reader != null) try { reader.close(); } catch (IOException ignored) {}
            if (conn != null) conn.disconnect();
        }
    }

    private static String urlEncode(String s) {
        try { return URLEncoder.encode(s, "UTF-8"); }
        catch (Exception e) { return s; }
    }

    private static void sendConsole(String msg) {
        Bukkit.getConsoleSender().sendMessage(msg);
    }

    private static void printAsciiSuccess() {
        sendConsole("§6");
        sendConsole("§6      __     __               _    _    __   __       ");
        sendConsole("§e     |  \\   /  | _           | \\  | |_ /  \\ /  \\      ");
        sendConsole("§4     | + \\_/ + |(_) ____ ___ |  \\ | (_)\\  _|_  /      ");
        sendConsole("§9     |  \\   /  || || __ / -_|| | \\  | |/   |   \\      ");
        sendConsole("§b     |__|\\_/|__||_||_||_\\___/|_|  |_|_|\\__/ \\__/      ");
        sendConsole("§6");
        sendConsole("§a  EKLENTI LISANSI DOGRULANDI!");
        sendConsole("§6");
        sendConsole("§f  Urun, §alisans §fsunucularimiz tarafindan");
        sendConsole("§f  basariyla dogrulandi. Urun kullanimina hazirdir.");
        sendConsole("§f  Eger bir urunde sorun oldugunu dusunuyorsaniz");
        sendConsole("§6  https://www.minenix.com/support §fkismindan bize");
        sendConsole("§f  destek talebi gonderebilirsiniz.");
        sendConsole("§6");
        sendConsole("§f  Urunu kullanmadan once okuyun;");
        sendConsole("§e  https://www.minenix.com/terms/sale");
        sendConsole("");
        sendConsole("§b  wCore vX.Y.Z §feklentisini kullandiginiz");
        sendConsole("§f  icin ve bizi desteklediginiz tesekkurler!");
        sendConsole("");
    }

    private static void printAsciiFail() {
        sendConsole("§6");
        sendConsole("§6      __     __               _    _    __   __       ");
        sendConsole("§e     |  \\   /  | _           | \\  | |_ /  \\ /  \\      ");
        sendConsole("§4     | + \\_/ + |(_) ____ ___ |  \\ | (_)\\  _|_  /      ");
        sendConsole("§9     |  \\   /  || || __ / -_|| | \\  | |/   |   \\      ");
        sendConsole("§b     |__|\\_/|__||_||_||_\\___/|_|  |_|_|\\__/ \\__/      ");
        sendConsole("§6");
        sendConsole("§4  EKLENTI LISANSI HATALI!");
        sendConsole("§6");
        sendConsole("§c  Musterimiz degilsin veya sozlesmelerimize uymadin");
        sendConsole("§c  bu yuzden senin cihazini otomatik olarak");
        sendConsole("§c  sistemimizden devre disi biraktik.");
        sendConsole("§6");
        sendConsole("§f  Urunu kullanmadan once okuyun;");
        sendConsole("§e  https://www.minenix.com/terms/sale");
        sendConsole("");
        sendConsole("§f  Bu konuda itiraz etmek isterseniz,");
        sendConsole("§c  https://www.minenix.com/support §fkismindan bize");
        sendConsole("§f  destek talebi gonderebilirsiniz.");
        sendConsole("");
    }
}

options:
  TOKEN: SITE-UZERINDEN-ALINAN-TOKEN
  PRODUCT_ID: 10
  HTTP_TIMEOUT_MS: 8000

import:
  java.net.URL
  java.net.HttpURLConnection
  java.net.URLEncoder
  java.io.InputStreamReader
  java.io.BufferedReader

function urlenc(t: text) :: text:
  set {_enc} to URLEncoder:encode({_t}, "UTF-8")
  return {_enc}

function jhttp_get(u: text) :: text:
  set {_url} to new URL({_u})
  set {_conn} to {_url}.openConnection()
  {_conn}.setRequestMethod("GET")
  {_conn}.setConnectTimeout({@HTTP_TIMEOUT_MS})
  {_conn}.setReadTimeout({@HTTP_TIMEOUT_MS})
  {_conn}.setRequestProperty("User-Agent", "Zonely-License-Checker/1.0")

  set {_code} to {_conn}.getResponseCode()
  if {_code} = 200:
    set {_isr} to new InputStreamReader({_conn}.getInputStream())
  else:
    set {_es} to {_conn}.getErrorStream()
    if {_es} is not null:
      set {_isr} to new InputStreamReader({_es})
    else:
      set {_isr} to new InputStreamReader({_conn}.getInputStream())

  set {_br} to new BufferedReader({_isr})
  set {_sb::*} to ""
  while true:
    set {_line} to {_br}.readLine()
    if {_line} is null:
      break
    add {_line} to {_sb::*}
  {_br}.close()
  {_conn}.disconnect()

  set {_body} to join {_sb::*} with ""
  return {_body}

function discover_ip() :: text:
  set {_sources::*} to "http://checkip.amazonaws.com", "https://api.ipify.org", "https://ifconfig.me/ip"
  loop {_sources::*}:
    set {_b} to jhttp_get(loop-value)
    if {_b} is set:
      set {_ip} to trim({_b})
      if {_ip} matches regex "\\d+\\.\\d+\\.\\d+\\.\\d+" or "%{_ip}%" contains ":":
        return {_ip}
  return ""

function banner_ok():
  send "&6" to console
  send "&6      __     __               _    _    __   __       " to console
  send "&e     |  \   /  | _           | \  | |_ /  \ /  \      " to console
  send "&4     | + \_/ + |(_) ____ ___ |  \ | (_)\\  _|_  /      " to console
  send "&9     |  \   /  || || __ / -_|| | \  | |/   |   \      " to console
  send "&b     |__|\_/|__||_||_||_\___/|_|  |_|_|\__/ \__/      " to console
  send "&6" to console
  send "&a  EKLENTI LISANSI DOGRULANDI!" to console
  send "&6" to console
  send "&f  Urun, &alisans &fsunucularimiz tarafindan" to console
  send "&f  basariyla dogrulandi. Urun kullanimina hazirdir." to console
  send "&f  Eger bir urunde sorun oldugunu dusunuyorsaniz" to console
  send "&6  https://www.minenix.com/support &fkismindan bize" to console
  send "&f  destek talebi gonderebilirsiniz." to console
  send "&6" to console
  send "&f  Urunu kullanmadan once okuyun;" to console
  send "&e  https://www.minenix.com/terms/sale" to console
  send "" to console
  send "&b  wCore vX.Y.Z &feklentisini kullandiginiz" to console
  send "&f  icin ve bizi desteklediginiz tesekkurler!" to console
  send "" to console

function banner_fail():
  send "&6" to console
  send "&6      __     __               _    _    __   __       " to console
  send "&e     |  \   /  | _           | \  | |_ /  \ /  \      " to console
  send "&4     | + \_/ + |(_) ____ ___ |  \ | (_)\\  _|_  /      " to console
  send "&9     |  \   /  || || __ / -_|| | \  | |/   |   \      " to console
  send "&b     |__|\_/|__||_||_||_\___/|_|  |_|_|\__/ \__/      " to console
  send "&6" to console
  send "&4  EKLENTI LISANSI HATALI!" to console
  send "&6" to console
  send "&c  Musterimiz degilsin veya sozlesmelerimize uymadin" to console
  send "&c  bu yuzden senin cihazini otomatik olarak" to console
  send "&c  sistemimizden devre disi biraktik." to console
  send "&6" to console
  send "&f  Urunu kullanmadan once okuyun;" to console
  send "&e  https://www.minenix.com/terms/sale" to console
  send "" to console
  send "&f  Bu konuda itiraz etmek isterseniz," to console
  send "&c  https://www.minenix.com/support &fkismindan bize" to console
  send "&f  destek talebi gonderebilirsiniz." to console
  send "" to console

on load:
  send "&6[LISANS KONTROLCUSU] &fEklenti lisansi kontrol ediliyor." to console

  set {_ip} to discover_ip()
  if {_ip} is "":
    send "&cDis IP tespit edilemedi. Lisans dogrulamasi atlandi." to console
    stop

  set {_url} to "https://www.minenix.com/api/license/%{urlenc(@TOKEN)}%/%{urlenc(@PRODUCT_ID)}%/%{urlenc({_ip})}%"
  set {_resp} to jhttp_get({_url})

  if {_resp} is set and "%{_resp}%" contains "true":
    banner_ok()
  else:
    banner_fail()
    send "&c[ZONELY] Sunucu kapatiliyor (lisans hatali)..." to console
    execute console command "stop"