clientlifeevents

package com.xlife.client;

import com.mojang.blaze3d.systems.RenderSystem;
import com.xlife.XLife;
import net.minecraft.Util;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.Gui;
import net.minecraft.client.gui.GuiGraphics;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.world.entity.ai.attributes.Attributes;
import net.minecraft.world.entity.player.Player;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.client.event.ClientPlayerNetworkEvent;
import net.minecraftforge.client.event.RenderGuiOverlayEvent;
import net.minecraftforge.client.gui.overlay.ForgeGui;
import net.minecraftforge.client.gui.overlay.VanillaGuiOverlay;
import net.minecraftforge.eventbus.api.SubscribeEvent;
import net.minecraftforge.fml.common.Mod;

import java.util.HashMap;
import java.util.Map;

@Mod.EventBusSubscriber(modid = XLife.modId, bus = Mod.EventBusSubscriber.Bus.FORGE, value = Dist.CLIENT)
public class ClientLifeEvents {
    private static final Map<Integer, ResourceLocation> HEART_COLORS = Util.make(new HashMap<>(), textures -> {
        textures.put(1, new ResourceLocation("textures/gui/icons.png"));
        textures.put(2, XLife.modLoc("textures/gui/hearts/blue.png"));
        textures.put(3, XLife.modLoc("textures/gui/hearts/green.png"));
        textures.put(4, XLife.modLoc("textures/gui/hearts/orange.png"));
        textures.put(5, XLife.modLoc("textures/gui/hearts/pink.png"));
        textures.put(6, XLife.modLoc("textures/gui/hearts/purple.png"));
        textures.put(7, XLife.modLoc("textures/gui/hearts/yellow.png"));
        textures.put(8, XLife.modLoc("textures/gui/hearts/cyan.png"));
        textures.put(9, XLife.modLoc("textures/gui/hearts/lime.png"));
        textures.put(10, XLife.modLoc("textures/gui/hearts/black.png"));
    });

    @SubscribeEvent(receiveCanceled = true)
    public static void handleRenderHearts(RenderGuiOverlayEvent.Pre event) {
        Minecraft mc = Minecraft.getInstance();
        int health = Math.round(mc.player.getMaxHealth());

        if (!mc.gameMode.canHurtPlayer()) return;

        if (event.getOverlay() == VanillaGuiOverlay.PLAYER_HEALTH.type()) {
            event.setCanceled(true);
            mc.getProfiler().push("renderHealth");
            RenderSystem.setShaderColor(1.0F, 1.0F, 1.0F, 1.0F);
            RenderSystem.setShaderTexture(0, HEART_COLORS.get(health > 20.0F ? 1 : health / 2));
            mc.gui.renderPlayerHealth(event.getGuiGraphics());
            RenderSystem.disableBlend();
            mc.getProfiler().pop();
        }
    }

}