import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.PlayerDeathEvent;
import org.bukkit.plugin.java.JavaPlugin;

import java.util.Comparator;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

public class TopKillsPlugin extends JavaPlugin implements Listener {

    private Map<Player, Integer> playerKills = new HashMap<>();

    @Override
    public void onEnable() {
        Bukkit.getPluginManager().registerEvents(this, this);
    }

    @EventHandler
    public void onPlayerDeath(PlayerDeathEvent event) {
        Player victim = event.getEntity();
        Player killer = victim.getKiller();

        if (killer != null) {
            playerKills.put(killer, playerKills.getOrDefault(killer, 0) + 1);
        }
    }

    private void displayTopKills() {
        List<Player> topPlayers = playerKills.entrySet().stream()
                .sorted(Map.Entry.<Player, Integer>comparingByValue(Comparator.reverseOrder())
                        .thenComparing(Map.Entry.comparingByKey()))
                .limit(10)
                .map(Map.Entry::getKey)
                .collect(Collectors.toList());

        Bukkit.broadcastMessage("Топ 10 по убийствам:");
        for (int i = 0; i < topPlayers.size(); i++) {
            Player player = topPlayers.get(i);
            int kills = playerKills.get(player);
            int position = i + 1;
            Bukkit.broadcastMessage(position + ". " + player.getName() + ": " + kills + " kills");
        }
    }

}