Events.java

package Package;

import java.util.List;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Color;
import org.bukkit.FireworkEffect;
import org.bukkit.FireworkEffect.Type;
import org.bukkit.Location;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Firework;
import org.bukkit.entity.Player;
import org.bukkit.entity.Sheep;
import org.bukkit.entity.Snowball;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.EntityDamageByEntityEvent;
import org.bukkit.event.entity.EntityDeathEvent;
import org.bukkit.event.player.PlayerEggThrowEvent;
import org.bukkit.event.player.PlayerJoinEvent;
import org.bukkit.inventory.meta.FireworkMeta;
import org.bukkit.plugin.java.JavaPlugin;
import org.bukkit.projectiles.ProjectileSource;
import org.bukkit.scheduler.BukkitRunnable;

public class Events implements Listener {

    private Main plugin;

    public Events(Main pl)
    {
        plugin = pl;
    }

    @EventHandler
    public void onPlayerJoinEvent(PlayerJoinEvent e) {
        Player p = e.getPlayer();

        Bukkit.getServer().broadcastMessage(p.getDisplayName() + "PlayerJoinEvent registered");


        List<String> players = (List<String>) plugin.getConfig().getStringList("Players");

        players.add(p.getName().toString());
        //players.add("test1");

        // ## IN COMMENTS ARE SOME OTHER ATTEMPTS, JUST IGNORE AS YOU SEE FIT ##

        //plugin.getConfig().add("Players.", p.getUniqueId().toString());
        //FileConfiguration config = plugin.getConfig();

        plugin.getConfig().set("Players." + players, "0");

        //config.set("Players." + p.getUniqueId().toString(), "Some string");
        //players = null;
        plugin.saveConfig();

    }

    @EventHandler
    public void onThrowEgg(PlayerEggThrowEvent e) {
        Player p = e.getPlayer();
        p.sendMessage("You threw an egg!");
    }

    @EventHandler
    public void onEntityDamagedByEntity(EntityDamageByEntityEvent e) {
        Entity snowball = e.getDamager();
        if (snowball instanceof Snowball) {
            ProjectileSource source = ((Snowball) snowball).getShooter();
            if (source instanceof Player) {

                Player p = (Player) source;
                Entity entity = e.getEntity();

                if (entity instanceof Sheep) {

                    Bukkit.getServer().broadcastMessage(ChatColor.AQUA + p.getName().toString() + ChatColor.YELLOW + " killed a sheep!");
                    ((Sheep) entity).setHealth(0);
                    Location loc = entity.getLocation();
                    double y = loc.getY() + 1;
                    double x = loc.getX();
                    double z = loc.getZ();

                    Firework f = (Firework) p.getWorld().spawn(new Location(p.getWorld(), x, y, z), Firework.class);

                    FireworkMeta fm = f.getFireworkMeta();
                    fm.addEffect(FireworkEffect.builder()
                                    .flicker(false)
                                    .trail(false)
                                    .with(Type.BALL)
                                    .withColor(Color.RED)
                                    .build());
                    fm.setPower(0);
                    f.setFireworkMeta(fm);
                    new BukkitRunnable() {
                        @Override
                        public void run() {
                          f.detonate();
                        }
                    }.runTaskLater(JavaPlugin.getPlugin(Main.class), 1L);


                }
            }
        }
    }

    @EventHandler
    public void onEntityDeathEvent(EntityDeathEvent e){
        if (e.getEntity() instanceof Sheep){
            e.getDrops().clear();
        }
    }

}