From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Ben Kerllenevich <ben@omega24.dev>
Date: Sun, 21 Mar 2021 15:26:52 -0400
Subject: [PATCH] Drowning Settings


diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 2f16b454fb72dc3fce129b6326ba41eb2fcb6861..324be0ae784cd7ae80ef6e2352010f1b08c55eaf 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -3458,7 +3458,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
     }
 
     public int getMaxAirSupply() {
-        return this.maxAirTicks; // CraftBukkit - SPIGOT-6907: re-implement LivingEntity#setMaximumAir()
+        return this.level == null? this.maxAirTicks : this.level().purpurConfig.drowningAirTicks; // CraftBukkit - SPIGOT-6907: re-implement LivingEntity#setMaximumAir() // Purpur
     }
 
     public int getAirSupply() {
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index eb7405f67d8812d2e1b8f629914ca319517614cb..4bc9a3ff5bb6959de2e6a5721f9889902ab88fe2 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -452,7 +452,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
 
                 if (flag1) {
                     this.setAirSupply(this.decreaseAirSupply(this.getAirSupply()));
-                    if (this.getAirSupply() == -20) {
+                    if (this.getAirSupply() == -this.level().purpurConfig.drowningDamageInterval) { // Purpur
                         this.setAirSupply(0);
                         Vec3 vec3d = this.getDeltaMovement();
 
@@ -464,7 +464,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
                             this.level().addParticle(ParticleTypes.BUBBLE, this.getX() + d2, this.getY() + d3, this.getZ() + d4, vec3d.x, vec3d.y, vec3d.z);
                         }
 
-                        this.hurt(this.damageSources().drown(), 2.0F);
+                        this.hurt(this.damageSources().drown(), (float) this.level().purpurConfig.damageFromDrowning); // Purpur
                     }
                 }
 
diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
index 11b0c3d1fd51ba145c05800d3b7fc4fa2c92bfaa..6e89c0c10db1c2c0b4bef805359c1461dfd804e0 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -164,6 +164,15 @@ public class PurpurWorldConfig {
         nighttimeTicks = getInt("gameplay-mechanics.daylight-cycle-ticks.nighttime", nighttimeTicks);
     }
 
+    public int drowningAirTicks = 300;
+    public int drowningDamageInterval = 20;
+    public double damageFromDrowning = 2.0F;
+    private void drowningSettings() {
+        drowningAirTicks = getInt("gameplay-mechanics.drowning.air-ticks", drowningAirTicks);
+        drowningDamageInterval = getInt("gameplay-mechanics.drowning.ticks-per-damage", drowningDamageInterval);
+        damageFromDrowning = getDouble("gameplay-mechanics.drowning.damage-from-drowning", damageFromDrowning);
+    }
+
     public int elytraDamagePerSecond = 1;
     public double elytraDamageMultiplyBySpeed = 0;
     public boolean elytraIgnoreUnbreaking = false;