From 2040c1ec71514bc50d8be8ed38c1d279dc837b9c Mon Sep 17 00:00:00 2001
From: TreyRuffy <TreyRuffy@users.noreply.github.com>
Date: Tue, 27 Dec 2022 13:41:59 -0700
Subject: [PATCH] Player Flying Fall Damage API (#5357)

---
 patches/api/0424-Flying-Fall-Damage-API.patch | 34 +++++++++++++
 patches/server/0954-Flying-Fall-Damage.patch  | 51 +++++++++++++++++++
 2 files changed, 85 insertions(+)
 create mode 100644 patches/api/0424-Flying-Fall-Damage-API.patch
 create mode 100644 patches/server/0954-Flying-Fall-Damage.patch

diff --git a/patches/api/0424-Flying-Fall-Damage-API.patch b/patches/api/0424-Flying-Fall-Damage-API.patch
new file mode 100644
index 0000000000..37e1c1b503
--- /dev/null
+++ b/patches/api/0424-Flying-Fall-Damage-API.patch
@@ -0,0 +1,34 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: TreyRuffy <TreyRuffy@users.noreply.github.com>
+Date: Fri, 27 May 2022 02:25:38 -0600
+Subject: [PATCH] Flying Fall Damage API
+
+
+diff --git a/src/main/java/org/bukkit/entity/Player.java b/src/main/java/org/bukkit/entity/Player.java
+index 9f762cf670bf5db9138e468e72e57781d8d22f54..de960716478477ce199526b8f860cfafa1541ee9 100644
+--- a/src/main/java/org/bukkit/entity/Player.java
++++ b/src/main/java/org/bukkit/entity/Player.java
+@@ -1391,6 +1391,23 @@ public interface Player extends HumanEntity, Conversable, OfflinePlayer, PluginM
+      */
+     public void setAllowFlight(boolean flight);
+ 
++    // Paper start - flying fall damage
++    /**
++     * Allows you to enable fall damage while {@link #getAllowFlight()} is {@code true}
++     *
++     * @param flyingFallDamage Enables fall damage when {@link #getAllowFlight()} is {@code true}
++     */
++    public void setFlyingFallDamage(@NotNull net.kyori.adventure.util.TriState flyingFallDamage);
++
++    /**
++     * Allows you to get if fall damage is enabled while {@link #getAllowFlight()} is {@code true}
++     *
++     * @return A tristate of whether fall damage is enabled, not set, or disabled when {@link #getAllowFlight()} is {@code true}
++     */
++    @NotNull
++    public net.kyori.adventure.util.TriState hasFlyingFallDamage();
++    // Paper end
++
+     /**
+      * Hides a player from this player
+      *
diff --git a/patches/server/0954-Flying-Fall-Damage.patch b/patches/server/0954-Flying-Fall-Damage.patch
new file mode 100644
index 0000000000..5739229ed0
--- /dev/null
+++ b/patches/server/0954-Flying-Fall-Damage.patch
@@ -0,0 +1,51 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: TreyRuffy <TreyRuffy@users.noreply.github.com>
+Date: Fri, 27 May 2022 02:26:08 -0600
+Subject: [PATCH] Flying Fall Damage
+
+
+diff --git a/src/main/java/net/minecraft/world/entity/player/Player.java b/src/main/java/net/minecraft/world/entity/player/Player.java
+index 0dcae10fd05a8fe963fdedda8199aa09dc717c9a..61597ebe2f9faff43994c475074b87d11905e582 100644
+--- a/src/main/java/net/minecraft/world/entity/player/Player.java
++++ b/src/main/java/net/minecraft/world/entity/player/Player.java
+@@ -181,6 +181,7 @@ public abstract class Player extends LivingEntity {
+     public FishingHook fishing;
+     // Paper start
+     public boolean affectsSpawning = true;
++    public net.kyori.adventure.util.TriState flyingFallDamage = net.kyori.adventure.util.TriState.NOT_SET;
+     // Paper end
+ 
+     // CraftBukkit start
+@@ -1753,7 +1754,7 @@ public abstract class Player extends LivingEntity {
+ 
+     @Override
+     public boolean causeFallDamage(float fallDistance, float damageMultiplier, DamageSource damageSource) {
+-        if (this.abilities.mayfly) {
++        if (this.abilities.mayfly && !this.flyingFallDamage.toBooleanOrElse(false)) { // Paper - flying fall damage
+             return false;
+         } else {
+             if (fallDistance >= 2.0F) {
+diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+index 99bf1485ddecb5fc88850242e9c32850781c4b36..b32f44beab2c9790ee2da8403e362e8b3ecc6175 100644
+--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
++++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+@@ -2167,6 +2167,19 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
+         this.getHandle().onUpdateAbilities();
+     }
+ 
++    // Paper start - flying fall damage
++    @Override
++    public void setFlyingFallDamage(@NotNull net.kyori.adventure.util.TriState flyingFallDamage) {
++        getHandle().flyingFallDamage = flyingFallDamage;
++    }
++
++    @NotNull
++    @Override
++    public net.kyori.adventure.util.TriState hasFlyingFallDamage() {
++        return getHandle().flyingFallDamage;
++    }
++    // Paper end
++
+     @Override
+     public int getNoDamageTicks() {
+         if (this.getHandle().spawnInvulnerableTime > 0) {