ClientModEvents and MoonDialItem.java

@Mod.EventBusSubscriber(modid = MODID, bus = Mod.EventBusSubscriber.Bus.MOD)
public static class ClientModEvents {
    @SubscribeEvent
    public static void onClientSetup(FMLClientSetupEvent event) {
        LOGGER.info("HELLO FROM CLIENT SETUP");
        LOGGER.info("MINECRAFT NAME >> {}", Minecraft.getInstance().getUser().getName());

        event.enqueueWork(() -> {
            ItemsInit.ITEMS.getEntries().forEach(item -> {
                if(item.get() instanceof IClientInitializeHandler) {
                    ((IClientInitializeHandler)item.get()).initializeClient();
                }
            });
        });
    }
}

public class MoonDialItem extends Item implements IClientInitializeHandler {
    public MoonDialItem(Properties properties) {
        super(properties);
    }

    @Override
    public void initializeClient() {
        ItemProperties.register(this,
                new ResourceLocation(LunarEclipseMod.MODID, "moon_phase"), (stack, level, living, id) -> {
                    if (level == null)
                        return 0;
                    return (float) level.getMoonPhase();
                });
    }

    @Override
    public InteractionResultHolder<ItemStack> use(Level level, Player player, InteractionHand interactionHand) {
        System.out.println(level.getMoonPhase());
        return super.use(level, player, interactionHand);
    }
}