package appeng.util;

import java.util.Comparator;

import appeng.api.config.SortDir;
import appeng.api.storage.data.IAEItemStack;

public class ItemSorters
{

	public static SortDir Direction = SortDir.ASCENDING;

	public static int compareInt(int a, int b)
	{
		if ( a == b )
			return 0;
		if ( a < b )
			return -1;
		return 1;
	}

	public static int compareLong(long a, long b)
	{
		if ( a == b )
			return 0;
		if ( a < b )
			return -1;
		return 1;
	}

	public static Comparator<IAEItemStack> ConfigBased_SortByName = new Comparator<IAEItemStack>() {

		@Override
		public int compare(IAEItemStack o1, IAEItemStack o2)
		{
			if ( Direction == SortDir.ASCENDING )
				return Platform.getItemDisplayName( o1 ).compareToIgnoreCase( Platform.getItemDisplayName( o2 ) );
			return Platform.getItemDisplayName( o2 ).compareToIgnoreCase( Platform.getItemDisplayName( o1 ) );
		}
	};

	public static Comparator<IAEItemStack> ConfigBased_SortBySize = new Comparator<IAEItemStack>() {

		@Override
		public int compare(IAEItemStack o1, IAEItemStack o2)
		{
			if ( Direction == SortDir.ASCENDING )
				return compareLong( o2.getStackSize(), o1.getStackSize() );
			return compareLong( o1.getStackSize(), o2.getStackSize() );
		}
	};

}