Paper/patches/api/0342-Add-player-health-update-API.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: SamB440 <sam@islandearth.net>
Date: Wed, 17 Nov 2021 12:30:36 +0000
Subject: [PATCH] Add player health update API


diff --git a/src/main/java/org/bukkit/entity/Player.java b/src/main/java/org/bukkit/entity/Player.java
index 792441dd8465edd1e6c2ffcbb8b2823a5884554f..b2b28b48e6e7d9f32460b8a65cbe294be4812bd9 100644
--- a/src/main/java/org/bukkit/entity/Player.java
+++ b/src/main/java/org/bukkit/entity/Player.java
@@ -1886,6 +1886,31 @@ public interface Player extends HumanEntity, Conversable, OfflinePlayer, PluginM
      */
     public double getHealthScale();
 
+    // Paper start
+    /**
+     * Forcefully sends a health update to the player.
+     * <p>This method can cause the client to display health values
+     * different to their true server values. If the player takes damage or
+     * causes an action to otherwise cause a health update, these values
+     * will no longer be shown.</p>
+     * Setting the visible health to 0 will result in the client seeing
+     * the death screen, unable to press the respawn button.
+     * @see #sendHealthUpdate()
+     * @param health the health of the player
+     * @param foodLevel the food level of the player
+     * @param saturationLevel the saturation level of the player
+     */
+    public void sendHealthUpdate(final double health, final int foodLevel, final float saturationLevel);
+    
+    /**
+     * Forcefully sends a health update to the player.
+     * This uses the player's current health, saturation, and food level.
+     * <p>Use after {@link #setHealth(double)} to show the heart animation
+     * of gaining or losing health.</p>
+     */
+    public void sendHealthUpdate();
+    // Paper end
+    
     /**
      * Gets the entity which is followed by the camera when in
      * {@link GameMode#SPECTATOR}.