MunnyCapability.java

package uk.co.wehavecookies56.kk.common.capability;

import net.minecraft.nbt.NBTBase;
import net.minecraft.nbt.NBTPrimitive;
import net.minecraft.nbt.NBTTagInt;
import net.minecraft.util.EnumFacing;
import net.minecraftforge.common.capabilities.Capability;
import net.minecraftforge.common.capabilities.Capability.IStorage;

public class MunnyCapability {
	
	public interface IMunny {
		int getMunny();
		void setMunny(int amount);
		void addMunny(int amount);
		void remMunny(int amount);
	}

	public static class Storage implements IStorage<IMunny> {

		@Override
		public NBTBase writeNBT(Capability<IMunny> capability, IMunny instance, EnumFacing side) {
			return new NBTTagInt(instance.getMunny());
		}

		@Override
		public void readNBT(Capability<IMunny> capability, IMunny instance, EnumFacing side, NBTBase nbt) {
			instance.setMunny(((NBTPrimitive)nbt).getInt());
			
		}
	}
	
	public static class Default implements IMunny {
        private int munny = 0;
        @Override public int getMunny() { return this.munny; }
        @Override public void setMunny(int value) { this.munny = value; }
        @Override public void addMunny(int value) { this.munny += value; }
        @Override public void remMunny(int value) { 
        	if(this.munny-value >= 0){
        		this.munny -= value; 
        	}else{
        		this.munny = 0;
        	}
        	
        }

    }
}