ActuallyAdditions/src/main/java/de/ellpeck/actuallyadditions/mod/items/ItemKnife.java

package de.ellpeck.actuallyadditions.mod.items;

import com.google.common.collect.Multimap;

import de.ellpeck.actuallyadditions.mod.items.base.ItemBase;
import net.minecraft.entity.SharedMonsterAttributes;
import net.minecraft.entity.ai.attributes.AttributeModifier;
import net.minecraft.inventory.EntityEquipmentSlot;
import net.minecraft.item.EnumRarity;
import net.minecraft.item.ItemStack;

public class ItemKnife extends ItemBase {

    public ItemKnife(String name) {
        super(name);
        this.setMaxDamage(100);
        this.setMaxStackSize(1);
        this.setContainerItem(this);
        this.setNoRepair();
    }

    @Override
    public boolean getShareTag() {
        return true;
    }

    @Override
    public EnumRarity getRarity(ItemStack stack) {
        return EnumRarity.EPIC;
    }

    @Override
    public Multimap<String, AttributeModifier> getAttributeModifiers(EntityEquipmentSlot slot, ItemStack stack) {
        Multimap<String, AttributeModifier> map = super.getAttributeModifiers(slot, stack);
        if (slot == EntityEquipmentSlot.MAINHAND) {
            map.put(SharedMonsterAttributes.ATTACK_DAMAGE.getName(), new AttributeModifier(ATTACK_DAMAGE_MODIFIER, "Knife Modifier", 3, 0));
        }
        return map;
    }

    @Override
    public ItemStack getContainerItem(ItemStack stack) {
        ItemStack theStack = stack.copy();
        theStack.setItemDamage(theStack.getItemDamage() + 1);
        return theStack;
    }
}