import java.util.ArrayList;
import java.util.List;

import net.minecraft.item.ItemStack;

public class WrenchChecker {

    private static List<Class> wrenchClasses=new ArrayList<Class>();

    //should call from Init or PostInit - all wrench classes should be loaded by then
    public static void init(){
        for(String className:new String[]{
                /*
                 * Can add or remove class names here
                 * Use API interface names where possible, in case of refactoring
                 * note that many mods implement BC wrench API iff BC is installed
                 * and include no wrench API of their own - we use implementation
                 * classes here to catch these cases.
                */
                "buildcraft.api.tools.IToolWrench",             //Buildcraft
                "resonant.core.content.ItemScrewdriver",        //Resonant Induction
                "ic2.core.item.tool.ItemToolWrench",            //IC2
                "ic2.core.item.tool.ItemToolWrenchElectric",    //IC2 (more)
                "mrtjp.projectred.api.IScrewdriver",            //Project Red
                "mods.railcraft.api.core.items.IToolCrowbar",   //Railcraft
                "com.bluepowermod.items.ItemScrewdriver",       //BluePower
                "cofh.api.item.IToolHammer",                    //Thermal Expansion and compatible
                "appeng.items.tools.quartz.ToolQuartzWrench",   //Applied Energistics
                "crazypants.enderio.api.tool.ITool",            //Ender IO
                "mekanism.api.IMekWrench",                      //Mekanism
        }){
            try {
                wrenchClasses.add(Class.forName(className));
            } catch (ClassNotFoundException e) {
                Debug.dbg("Failed to load wrench class "+className);
            }
        }
    }

    public static boolean isAWrench(ItemStack stk){
        for(Class c:wrenchClasses){ //must iterate - testing isAssignableFrom, not equals
            if(stk !=null && stk.getItem() !=null && stk.getItem().getClass().isAssignableFrom(c))
                return true;
        }
        return false;
    }

}