fabric-example-mod/src/main/java/net/fabricmc/example/GoldNetherite.java

package net.fabricmc.example;

import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.entity.EquipmentSlot;
import net.minecraft.item.ArmorMaterial;
import net.minecraft.item.Items;
import net.minecraft.recipe.Ingredient;
import net.minecraft.sound.SoundEvent;
import net.minecraft.sound.SoundEvents;
import net.minecraft.util.Lazy;

import java.util.function.Supplier;

public enum GoldNetherite implements ArmorMaterial {

    GOLD_NETHERITE("gold_netherite", 37, new int[]{3, 8, 6, 3}, 25, SoundEvents.ITEM_ARMOR_EQUIP_NETHERITE, 3.0F, 1.0F, () -> {
        return Ingredient.ofItems(Items.NETHERITE_INGOT);
    });

    private static final int[] BASE_DURABILITY = {13, 15, 16, 11};
    private final String name;
    private final int durabilityMultiplier;
    private final int[] armorValues;
    private final int enchantability;
    private final SoundEvent equipSound;
    private final float toughness;
    private final float knockbackResistance;
    private final Lazy<Ingredient> repairIngredient;

    GoldNetherite(String name, int durabilityMultiplier, int[] armorValueArr, int enchantability, SoundEvent soundEvent, float toughness, float knockbackResistance, Supplier<Ingredient> repairIngredient) {
        this.name = name;
        this.durabilityMultiplier = durabilityMultiplier;
        this.armorValues = armorValueArr;
        this.enchantability = enchantability;
        this.equipSound = soundEvent;
        this.toughness = toughness;
        this.knockbackResistance = knockbackResistance;
        this.repairIngredient = new Lazy(repairIngredient);
    }

    public int getDurability(EquipmentSlot equipmentSlot_1) {
        return BASE_DURABILITY[equipmentSlot_1.getEntitySlotId()] * this.durabilityMultiplier;
    }

    public int getProtectionAmount(EquipmentSlot equipmentSlot_1) {
        return this.armorValues[equipmentSlot_1.getEntitySlotId()];
    }

    public int getEnchantability() {
        return this.enchantability;
    }

    public SoundEvent getEquipSound() {
        return this.equipSound;
    }

    public Ingredient getRepairIngredient() {
        // We needed to make it a Lazy type so we can actually get the Ingredient from the Supplier.
        return this.repairIngredient.get();
    }

    @Environment(EnvType.CLIENT)
    public String getName() {
        return this.name;
    }

    public float getToughness() {
        return this.toughness;
    }

    public float getKnockbackResistance() {
        return this.knockbackResistance;
    }
}