Purpur/patches/server/0101-Add-adjustable-breeding-cooldown-to-config.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: montlikadani <montlikada@gmail.com>
Date: Fri, 13 Nov 2020 17:52:40 +0100
Subject: [PATCH] Add adjustable breeding cooldown to config


diff --git a/src/main/java/net/minecraft/world/entity/animal/Animal.java b/src/main/java/net/minecraft/world/entity/animal/Animal.java
index 081d1e38b7b1f286e138b0981aaa760e58761215..d94928a78d166dd3d836261b4f99fb4f533019e7 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Animal.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Animal.java
@@ -151,7 +151,7 @@ public abstract class Animal extends AgeableMob {
         if (this.isFood(itemstack)) {
             int i = this.getAge();
 
-            if (!this.level().isClientSide && i == 0 && this.canFallInLove()) {
+            if (!this.level().isClientSide && i == 0 && this.canFallInLove() && (this.level().purpurConfig.animalBreedingCooldownSeconds <= 0 || !this.level().hasBreedingCooldown(player.getUUID(), this.getClass()))) { // Purpur
                 final ItemStack breedCopy = itemstack.copy(); // Paper - Fix EntityBreedEvent copying
                 this.usePlayerItem(player, hand, itemstack);
                 this.setInLove(player, breedCopy); // Paper - Fix EntityBreedEvent copying
@@ -242,12 +242,20 @@ public abstract class Animal extends AgeableMob {
         AgeableMob entityageable = this.getBreedOffspring(world, other);
 
         if (entityageable != null) {
-            entityageable.setBaby(true);
-            entityageable.moveTo(this.getX(), this.getY(), this.getZ(), 0.0F, 0.0F);
-            // CraftBukkit start - call EntityBreedEvent
+            // Purpur start
             ServerPlayer breeder = Optional.ofNullable(this.getLoveCause()).or(() -> {
                 return Optional.ofNullable(other.getLoveCause());
             }).orElse(null);
+            if (breeder != null && world.purpurConfig.animalBreedingCooldownSeconds > 0) {
+                if (world.hasBreedingCooldown(breeder.getUUID(), this.getClass())) {
+                    return;
+                }
+                world.addBreedingCooldown(breeder.getUUID(), this.getClass());
+            }
+            entityageable.setBaby(true);
+            entityageable.moveTo(this.getX(), this.getY(), this.getZ(), 0.0F, 0.0F);
+            // CraftBukkit start - call EntityBreedEvent
+            // Purpur end
             int experience = this.getRandom().nextInt(7) + 1;
             EntityBreedEvent entityBreedEvent = org.bukkit.craftbukkit.event.CraftEventFactory.callEntityBreedEvent(entityageable, this, other, breeder, this.breedItem, experience);
             if (entityBreedEvent.isCancelled()) {
diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
index 6a044ac07f69dc3e7edbc761f982479bb4aff9bd..1df81be711afc2adeb6908c86c7952580f3c8f0a 100644
--- a/src/main/java/net/minecraft/world/level/Level.java
+++ b/src/main/java/net/minecraft/world/level/Level.java
@@ -197,6 +197,49 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
     }
     // Paper end - fix and optimise world upgrading
 
+    // Purpur start
+    private com.google.common.cache.Cache<BreedingCooldownPair, Object> playerBreedingCooldowns;
+
+    private com.google.common.cache.Cache<BreedingCooldownPair, Object> getNewBreedingCooldownCache() {
+        return com.google.common.cache.CacheBuilder.newBuilder().expireAfterWrite(this.purpurConfig.animalBreedingCooldownSeconds, java.util.concurrent.TimeUnit.SECONDS).build();
+    }
+
+    public void resetBreedingCooldowns() {
+        this.playerBreedingCooldowns = this.getNewBreedingCooldownCache();
+    }
+
+    public boolean hasBreedingCooldown(java.util.UUID player, Class<? extends net.minecraft.world.entity.animal.Animal> animalType) { // Purpur
+        return this.playerBreedingCooldowns.getIfPresent(new BreedingCooldownPair(player, animalType)) != null;
+    }
+
+    public void addBreedingCooldown(java.util.UUID player, Class<? extends net.minecraft.world.entity.animal.Animal> animalType) {
+        this.playerBreedingCooldowns.put(new BreedingCooldownPair(player, animalType), new Object());
+    }
+
+    private static final class BreedingCooldownPair {
+        private final java.util.UUID playerUUID;
+        private final Class<? extends net.minecraft.world.entity.animal.Animal> animalType;
+
+        public BreedingCooldownPair(java.util.UUID playerUUID, Class<? extends net.minecraft.world.entity.animal.Animal> animalType) {
+            this.playerUUID = playerUUID;
+            this.animalType = animalType;
+        }
+
+        @Override
+        public boolean equals(Object o) {
+            if (this == o) return true;
+            if (o == null || getClass() != o.getClass()) return false;
+            BreedingCooldownPair that = (BreedingCooldownPair) o;
+            return playerUUID.equals(that.playerUUID) && animalType.equals(that.animalType);
+        }
+
+        @Override
+        public int hashCode() {
+            return java.util.Objects.hash(playerUUID, animalType);
+        }
+    }
+    // Purpur end
+
     public CraftWorld getWorld() {
         return this.world;
     }
@@ -220,6 +263,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
         this.spigotConfig = new org.spigotmc.SpigotWorldConfig(((net.minecraft.world.level.storage.PrimaryLevelData) worlddatamutable).getLevelName()); // Spigot
         this.paperConfig = paperWorldConfigCreator.apply(this.spigotConfig); // Paper - create paper world config
         this.purpurConfig = new org.purpurmc.purpur.PurpurWorldConfig(((net.minecraft.world.level.storage.PrimaryLevelData) worlddatamutable).getLevelName(), env); // Purpur
+        this.playerBreedingCooldowns = this.getNewBreedingCooldownCache(); // Purpur
         this.generator = gen;
         this.world = new CraftWorld((ServerLevel) this, gen, biomeProvider, env);
 
diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
index 6654234cae07b569ff97a51284a459335af300a4..52b9e364056b0b405779965daa634a8b0f1f82e0 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -115,6 +115,7 @@ public class PurpurWorldConfig {
     public double voidDamageHeight = -64.0D;
     public double voidDamageDealt = 4.0D;
     public int raidCooldownSeconds = 0;
+    public int animalBreedingCooldownSeconds = 0;
     private void miscGameplayMechanicsSettings() {
         useBetterMending = getBoolean("gameplay-mechanics.use-better-mending", useBetterMending);
         boatEjectPlayersOnLand = getBoolean("gameplay-mechanics.boat.eject-players-on-land", boatEjectPlayersOnLand);
@@ -125,6 +126,7 @@ public class PurpurWorldConfig {
         voidDamageHeight = getDouble("gameplay-mechanics.void-damage-height", voidDamageHeight);
         voidDamageDealt = getDouble("gameplay-mechanics.void-damage-dealt", voidDamageDealt);
         raidCooldownSeconds = getInt("gameplay-mechanics.raid-cooldown-seconds", raidCooldownSeconds);
+        animalBreedingCooldownSeconds = getInt("gameplay-mechanics.animal-breeding-cooldown-seconds", animalBreedingCooldownSeconds);
     }
 
     public int daytimeTicks = 12000;
diff --git a/src/main/java/org/purpurmc/purpur/command/PurpurCommand.java b/src/main/java/org/purpurmc/purpur/command/PurpurCommand.java
index afdf04f8b22ad0b7c0b41675e44687b49c2f86d6..2621e54879e9ab0029a875f1d09eee67878b90d5 100644
--- a/src/main/java/org/purpurmc/purpur/command/PurpurCommand.java
+++ b/src/main/java/org/purpurmc/purpur/command/PurpurCommand.java
@@ -49,6 +49,7 @@ public class PurpurCommand extends Command {
             PurpurConfig.init((File) console.options.valueOf("purpur-settings"));
             for (ServerLevel level : console.getAllLevels()) {
                 level.purpurConfig.init();
+                level.resetBreedingCooldowns();
             }
             console.server.reloadCount++;