BauSystem/BauSystem_Main/src/de/steamwar/bausystem/commands/CommandGills.java

package de.steamwar.bausystem.commands;

import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.potion.PotionEffect;
import org.bukkit.potion.PotionEffectType;

import de.steamwar.bausystem.BauSystem;

public class CommandGills implements CommandExecutor {

    @Override
    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
        if(!(sender instanceof Player))
            return false;
        Player player = (Player) sender;

        for(PotionEffect effect : player.getActivePotionEffects()){
            if(effect.getType().equals(PotionEffectType.WATER_BREATHING)){
                player.sendMessage(BauSystem.PREFIX + "Wassersicht deaktiviert");
                player.removePotionEffect(PotionEffectType.WATER_BREATHING);
                return false;
            }
        }
        player.addPotionEffect(new PotionEffect(PotionEffectType.WATER_BREATHING, 1000000, 255, false, false));
        player.sendMessage(BauSystem.PREFIX + "Wassersicht aktiviert");
        return false;
    }
}