UpgradeJumpBoost.java

package chbachman.armour.upgrade.upgradeList;

import java.util.List;

import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.event.entity.living.LivingEvent.LivingJumpEvent;
import chbachman.api.configurability.Configurable;
import chbachman.api.configurability.ConfigurableField;
import chbachman.api.item.IModularItem;
import chbachman.api.upgrade.Upgrade;
import chbachman.api.util.ArmourSlot;
import chbachman.armour.util.ConfigHelper;
import chbachman.armour.util.EnergyUtil;
import chbachman.armour.util.UpgradeUtil;
import cpw.mods.fml.common.eventhandler.SubscribeEvent;

public class UpgradeJumpBoost extends Upgrade {

    public UpgradeJumpBoost() {
        super("jumpBoost");
        MinecraftForge.EVENT_BUS.register(this);

    }

    private int cost;

    @Configurable
    public ConfigurableField f = new ConfigurableField(this, "jumpHeight");

    @Override
    public void registerConfigOptions() {
        cost = ConfigHelper.get(ConfigHelper.SPEED, this, "cost to jump high", 1000);
    }

    @SubscribeEvent
    public void onPlayerJump(LivingJumpEvent event) {
        if (event.entityLiving instanceof EntityPlayer) {
            EntityPlayer player = (EntityPlayer) event.entityLiving;

            List<ItemStack> list = UpgradeUtil.getPlayerUpgrades(player, this);

            int energyCost = cost;

            for (ItemStack stack : list) {
                // You might not always want to jump 10 blocks high :P
                if (stack != null && EnergyUtil.getEnergyStored(stack) > energyCost && !player.isSneaking()) {
                    IModularItem modularItem = (IModularItem) stack.getItem();

                    (modularItem).damageArmour(stack, energyCost + 1);
                    player.motionY += 1 * f.get(stack).getPercentage();

                }
            }
        }
    }

    @Override
    public boolean isCompatible(IModularItem item, ItemStack stack, int armorType) {
        return armorType == ArmourSlot.LEGS.id;
    }

}