MorbidMarshes

package me.TechManDylan.bukkit.MorbidMarshes;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Location;
import org.bukkit.block.Biome;
import org.bukkit.block.Block;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerMoveEvent;
import org.bukkit.potion.PotionEffect;
import org.bukkit.potion.PotionEffectType;

public class MorbidMarshesPoisoner implements Listener {
    MorbidMarshes mmp;
    public MorbidMarshesPoisoner(MorbidMarshes instance){
        this.mmp = instance;
    }
    @EventHandler(priority = EventPriority.NORMAL)
    public void PoisonWater(final PlayerMoveEvent event) {
        Player p = event.getPlayer();
        Location loc = event.getPlayer().getLocation();
        Block l = event.getPlayer().getWorld().getBlockAt(event.getTo());
            if (p.getWorld().getBiome(loc.getBlockX(), loc.getBlockZ()) == Biome.SWAMPLAND) {
                //Issue warning.
                p.sendMessage(ChatColor.RED + "WARNING:" + ChatColor.WHITE + " You've just entered a swamp biome so be cautious the waters are deadly.");
                if (l.isLiquid()) {
                    Bukkit.getServer().getScheduler().scheduleSyncDelayedTask(mmp, new Runnable() {

                           public void run() {
                                event.getPlayer().addPotionEffect(new PotionEffect(PotionEffectType.POISON, 5, 1));
                           }
                        }, 200L);
            }
        }
    }
}