KillerReward.java

package com.colt.killerreward;

import net.md_5.bungee.api.ChatColor;
import net.milkbowl.vault.economy.Economy;
import net.milkbowl.vault.economy.EconomyResponse;
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.RegisteredServiceProvider;
import org.bukkit.plugin.java.JavaPlugin;

import java.util.logging.Level;
import java.util.logging.Logger;

public class KillerReward extends JavaPlugin implements Listener {

    public static Economy economy = null;
    private int paymentAmt;
    private Logger logger;
    private String msg;

    @Override
    public void onEnable() {
        Bukkit.getPluginManager().registerEvents(this, this);
        logger = Bukkit.getLogger();
        saveDefaultConfig();
        setupEconomy();
    }

    @EventHandler
    public void playerDeathEvent(PlayerDeathEvent event) {
        if(event.getEntity().getKiller() != null) {
            Player victim = event.getEntity();
            Player killer = victim.getKiller();
            EconomyResponse r = economy.depositPlayer(killer, getPaymentAmt());
            if (r.transactionSuccess()) {
                killer.sendMessage(String.format(getMsg(victim), economy.format(r.amount)));
            } else {
                logger.log(Level.WARNING, "[KillerReward] -- Economy deposit failed, make sure Vault is working fine.");
            }
        }
    }

    public String getMsg(Player victim) {
        String configMsg = getConfig().getString("message");
        if (configMsg != null) {
            if (configMsg.contains("<player>")) {
                msg = configMsg.replace("<player>", victim.getName());
                msg = ChatColor.translateAlternateColorCodes('&', msg);
            }
        } else {
            msg = "";
        }
        return msg;
    }

    public int getPaymentAmt() {
        if(getConfig().getInt("amount") == 0) {
            paymentAmt = 50;
        } else {
            paymentAmt = getConfig().getInt("amount");
        }
        return paymentAmt;
    }

    private boolean setupEconomy() {
        RegisteredServiceProvider<Economy> economyProvider = getServer().getServicesManager().getRegistration(net.milkbowl.vault.economy.Economy.class);
        if (economyProvider != null) {
            economy = economyProvider.getProvider();
        }
        return (economy != null);
    }
}