From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Encode42 <me@encode42.dev>
Date: Sun, 7 Mar 2021 19:08:16 -0500
Subject: [PATCH] Configurable Ender Pearl cooldown, damage, and Endermite RNG

- Survival and Creative Cooldown speed
- Damage dealt on pearl usage
- Endermite spawn chance

diff --git a/src/main/java/net/minecraft/world/entity/projectile/EntityEnderPearl.java b/src/main/java/net/minecraft/world/entity/projectile/EntityEnderPearl.java
index cf2c691357c41a7e7044f7a719144db2ffab5dbe..d80c1abefe53e6b20dd2a020f60c11e380b57bb1 100644
--- a/src/main/java/net/minecraft/world/entity/projectile/EntityEnderPearl.java
+++ b/src/main/java/net/minecraft/world/entity/projectile/EntityEnderPearl.java
@@ -69,7 +69,7 @@ public class EntityEnderPearl extends EntityProjectileThrowable {
                     Bukkit.getPluginManager().callEvent(teleEvent);
 
                     if (!teleEvent.isCancelled() && !entityplayer.playerConnection.isDisconnected()) {
-                        if (this.random.nextFloat() < 0.05F && this.world.getGameRules().getBoolean(GameRules.DO_MOB_SPAWNING)) {
+                        if (this.random.nextFloat() < this.world.purpurConfig.enderPearlEndermiteChance && this.world.getGameRules().getBoolean(GameRules.DO_MOB_SPAWNING)) { // Purpur
                             EntityEndermite entityendermite = (EntityEndermite) EntityTypes.ENDERMITE.a(this.world);
 
                             entityendermite.setPlayerSpawned(true);
@@ -84,7 +84,7 @@ public class EntityEnderPearl extends EntityProjectileThrowable {
                         entityplayer.playerConnection.teleport(teleEvent.getTo());
                         entity.fallDistance = 0.0F;
                         CraftEventFactory.entityDamage = this;
-                        entity.damageEntity(DamageSource.FALL, 5.0F);
+                        entity.damageEntity(DamageSource.FALL, this.world.purpurConfig.enderPearlDamage); // Purpur
                         CraftEventFactory.entityDamage = null;
                     }
                     // CraftBukkit end
diff --git a/src/main/java/net/minecraft/world/item/ItemEnderPearl.java b/src/main/java/net/minecraft/world/item/ItemEnderPearl.java
index 9896d77381e7fadf1ef2619210713e190c1445d0..61512c6755f29cb2c228ae3e80b1e08348d784a5 100644
--- a/src/main/java/net/minecraft/world/item/ItemEnderPearl.java
+++ b/src/main/java/net/minecraft/world/item/ItemEnderPearl.java
@@ -36,7 +36,7 @@ public class ItemEnderPearl extends Item {
 
                 world.playSound((EntityHuman) null, entityhuman.locX(), entityhuman.locY(), entityhuman.locZ(), SoundEffects.ENTITY_ENDER_PEARL_THROW, SoundCategory.NEUTRAL, 0.5F, 0.4F / (net.minecraft.world.entity.Entity.SHARED_RANDOM.nextFloat() * 0.4F + 0.8F));
                 entityhuman.b(StatisticList.ITEM_USED.b(this));
-                entityhuman.getCooldownTracker().setCooldown(this, 20);
+                entityhuman.getCooldownTracker().setCooldown(this, entityhuman.abilities.canInstantlyBuild ? world.purpurConfig.enderPearlCooldownCreative : world.purpurConfig.enderPearlCooldown); // Purpur
             } else {
                 // Paper end
                 if (entityhuman instanceof net.minecraft.server.level.EntityPlayer) {
diff --git a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
index 8cf40f10dccd9b4f52507e432dcfd6b2015e90f2..129fef2e4da94bcd80153379a7246590e4ea9cdd 100644
--- a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
+++ b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
@@ -205,6 +205,10 @@ public class PurpurWorldConfig {
     public List<Item> itemImmuneToLightning = new ArrayList<>();
     public boolean dontRunWithScissors = false;
     public double scissorsRunningDamage = 1D;
+    public float enderPearlDamage = 5.0F;
+    public int enderPearlCooldown = 20;
+    public int enderPearlCooldownCreative = 20;
+    public float enderPearlEndermiteChance = 0.05F;
     private void itemSettings() {
         itemImmuneToCactus.clear();
         getList("gameplay-mechanics.item.immune.cactus", new ArrayList<>()).forEach(key -> {
@@ -244,6 +248,10 @@ public class PurpurWorldConfig {
         });
         dontRunWithScissors = getBoolean("gameplay-mechanics.item.shears.damage-if-sprinting", dontRunWithScissors);
         scissorsRunningDamage = getDouble("gameplay-mechanics.item.shears.sprinting-damage", scissorsRunningDamage);
+        enderPearlDamage = (float) getDouble("gameplay-mechanics.item.ender-pearl.damage", enderPearlDamage);
+        enderPearlCooldown = getInt("gameplay-mechanics.item.ender-pearl.cooldown", enderPearlCooldown);
+        enderPearlCooldownCreative = getInt("gameplay-mechanics.item.ender-pearl.creative-cooldown", enderPearlCooldownCreative);
+        enderPearlEndermiteChance = (float) getDouble("gameplay-mechanics.item.ender-pearl.endermite-spawn-chance", enderPearlEndermiteChance);
     }
 
     public boolean idleTimeoutKick = true;