Boomer.java

package io.github.Dinner1111.Boomer;

import org.bukkit.Bukkit;
import org.bukkit.Color;
import org.bukkit.FireworkEffect;
import org.bukkit.FireworkEffect.Type;
import org.bukkit.Location;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.Firework;
import org.bukkit.inventory.meta.FireworkMeta;
import org.bukkit.plugin.java.JavaPlugin;
import org.bukkit.command.*;
import org.bukkit.entity.Player;
import org.bukkit.ChatColor;

public final class Boomer extends JavaPlugin implements CommandExecutor {
    @Override
	public void onEnable() {
		getLogger().info("Boomer has made an exploding entrance.");
		getCommand("boom").setExecutor(this);
	}	
	@Override
	public void onDisable() {
		getLogger().info("Boomer goes silent once again.");
	}
	public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args, Location loc) {
		Player target = null;
		if (cmd.getName().equalsIgnoreCase("boom")) {
			target = Bukkit.getPlayer(args[0]);
			if (sender.hasPermission("Boomer.boom")) {
				boolean canBoom = false;
				if (target == null) {
					sender.sendMessage(ChatColor.AQUA + args[0] + ChatColor.DARK_RED + " is not online!");
					return false;
				}
				sender.sendMessage(ChatColor.GREEN + "Boom.");
				float explosionPower = .1F;
				target.getLocation().getWorld().createExplosion(target.getLocation(), explosionPower);
				Firework firework = (Firework) target.getWorld().spawnEntity(target.getLocation(), EntityType.FIREWORK);
				Firework fireworkHighlight = (Firework) target.getWorld().spawnEntity(target.getLocation(), EntityType.FIREWORK);
				FireworkMeta fireworkMeta = firework.getFireworkMeta();
				fireworkMeta.setPower(5);
				fireworkMeta.addEffect(FireworkEffect.builder()
						.with(Type.BALL_LARGE)
						.withColor(Color.RED)
						.trail(true)
						.flicker(true)
						.build());
				fireworkMeta = fireworkHighlight.getFireworkMeta();
				fireworkMeta.setPower(5);
				fireworkMeta.addEffect(FireworkEffect.builder()
						.with(Type.BURST)
						.withColor(Color.ORANGE)
						.trail(false)
						.flicker(true)
						.build());
				target.setHealth(0);
				if (args.length == 1 && canBoom == true) {
					target.sendMessage(ChatColor.DARK_RED + "" + sender.getName() + ChatColor.GRAY + " has boomed you.");
				}
				getLogger().info(ChatColor.AQUA + sender.getName() + ChatColor.GRAY + " has boomed " + ChatColor.DARK_RED + target.getName() + ChatColor.GRAY + ".");
				return true;
			} else {
				sender.sendMessage("Sorry, but you do not have the permission to decimate players.");
				return false;
			}
		}
		return true;
	}
}