Purpur/patches/server/0032-Phantoms-spawn-naturally-in-the-end.patch

From 285bf7aad89ef56a3045937502413cab3a816eee Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Thu, 20 Jun 2019 18:48:58 -0500
Subject: [PATCH] Phantoms spawn naturally in the end

---
 .../server/BiomeTheEndHighIsland.java         |  3 ++-
 .../net/minecraft/server/EntityPhantom.java   | 19 +++++++++++++++++++
 .../net/minecraft/server/SpawnerCreature.java |  9 +++++++++
 .../java/net/pl3x/purpur/PurpurConfig.java    |  2 ++
 4 files changed, 32 insertions(+), 1 deletion(-)

diff --git a/src/main/java/net/minecraft/server/BiomeTheEndHighIsland.java b/src/main/java/net/minecraft/server/BiomeTheEndHighIsland.java
index e8cf6153ec..82f3a9a95f 100644
--- a/src/main/java/net/minecraft/server/BiomeTheEndHighIsland.java
+++ b/src/main/java/net/minecraft/server/BiomeTheEndHighIsland.java
@@ -4,10 +4,11 @@ public class BiomeTheEndHighIsland extends BiomeBase {
 
     public BiomeTheEndHighIsland() {
         super((new BiomeBase.a()).a(WorldGenSurface.G, WorldGenSurface.F).a(BiomeBase.Precipitation.NONE).a(BiomeBase.Geography.THEEND).a(0.1F).b(0.2F).c(0.5F).d(0.5F).a(4159204).b(329011).a((String) null));
-        this.a(WorldGenerator.END_CITY, (WorldGenFeatureConfiguration) WorldGenFeatureConfiguration.e);
+        this.a(WorldGenerator.END_CITY, WorldGenFeatureConfiguration.e); // Purpur - decompile error
         this.a(WorldGenStage.Decoration.SURFACE_STRUCTURES, a(WorldGenerator.END_GATEWAY, WorldGenEndGatewayConfiguration.a(WorldProviderTheEnd.f, true), WorldGenDecorator.L, WorldGenFeatureDecoratorConfiguration.e));
         BiomeDecoratorGroups.aq(this);
         this.a(WorldGenStage.Decoration.VEGETAL_DECORATION, a(WorldGenerator.CHORUS_PLANT, WorldGenFeatureConfiguration.e, WorldGenDecorator.K, WorldGenFeatureDecoratorConfiguration.e));
         this.a(EnumCreatureType.MONSTER, new BiomeBase.BiomeMeta(EntityTypes.ENDERMAN, 10, 4, 4));
+        this.a(EnumCreatureType.MONSTER, new BiomeBase.BiomeMeta(EntityTypes.PHANTOM, 5, 1, 4)); // Purpur
     }
 }
diff --git a/src/main/java/net/minecraft/server/EntityPhantom.java b/src/main/java/net/minecraft/server/EntityPhantom.java
index 69a1c79e74..2fada230bc 100644
--- a/src/main/java/net/minecraft/server/EntityPhantom.java
+++ b/src/main/java/net/minecraft/server/EntityPhantom.java
@@ -12,6 +12,7 @@ public class EntityPhantom extends EntityFlying implements IMonster {
     private BlockPosition d; public void setHome(BlockPosition home) { this.d = home; } public BlockPosition getHome() { return this.d; } // Purpur - OBFHELPER
     private EntityPhantom.AttackPhase bz; public AttackPhase getAttackPhase() { return this.bz; } // Purpur - OBFHELPER
     private BlockPosition crystalPosition; // Purpur
+    private boolean firstTick = true; // Purpur
 
     public EntityPhantom(EntityTypes<? extends EntityPhantom> entitytypes, World world) {
         super(entitytypes, world);
@@ -25,6 +26,12 @@ public class EntityPhantom extends EntityFlying implements IMonster {
         this.canBeRiddenInWater = false; // Purpur
     }
 
+    // Purpur start
+    public static boolean canSpawn(EntityTypes<? extends EntityPhantom> entitytypes, GeneratorAccess world, EnumMobSpawn enummobspawn, BlockPosition position, java.util.Random random) {
+        return world.getDifficulty() != EnumDifficulty.PEACEFUL && a(entitytypes, world, enummobspawn, position, random);
+    }
+    // Purpur end
+
     @Override
     protected EntityAIBodyControl o() {
         return new EntityPhantom.d(this);
@@ -105,6 +112,18 @@ public class EntityPhantom extends EntityFlying implements IMonster {
             this.world.addParticle(Particles.MYCELIUM, this.locX - (double) f2, this.locY + (double) f4, this.locZ - (double) f3, 0.0D, 0.0D, 0.0D);
         }
 
+        // Purpur start
+        if (firstTick) {
+            firstTick = false;
+            if (net.pl3x.purpur.PurpurConfig.spawnPhantomsInTheEnd) {
+                if (world.getWorld().getEnvironment() == org.bukkit.World.Environment.THE_END && getHome().y < 70) {
+                    // correct home position if spawned in the end
+                    getHome().y = 70 + world.random.nextInt(20);
+                }
+            }
+        }
+        // Purpur end
+
         if (!this.world.isClientSide && this.world.getDifficulty() == EnumDifficulty.PEACEFUL) {
             this.die();
         }
diff --git a/src/main/java/net/minecraft/server/SpawnerCreature.java b/src/main/java/net/minecraft/server/SpawnerCreature.java
index 5e6559df0b..6386e7edcf 100644
--- a/src/main/java/net/minecraft/server/SpawnerCreature.java
+++ b/src/main/java/net/minecraft/server/SpawnerCreature.java
@@ -78,6 +78,15 @@ public final class SpawnerCreature {
                                             if (biomebase_biomemeta.b.e() != EnumCreatureType.MISC && (biomebase_biomemeta.b.d() || d0 <= 16384.0D)) {
                                                 EntityTypes<?> entitytypes = biomebase_biomemeta.b;
 
+                                                // Purpur start
+                                                if (entitytypes == EntityTypes.PHANTOM) {
+                                                    if (!net.pl3x.purpur.PurpurConfig.spawnPhantomsInTheEnd) {
+                                                        return mobsSpawned;
+                                                    }
+                                                    blockposition_mutableblockposition.y = 70 + world.random.nextInt(20);
+                                                }
+                                                // Purpur end
+
                                                 if (entitytypes.b() && a(chunkgenerator, enumcreaturetype, biomebase_biomemeta, (BlockPosition) blockposition_mutableblockposition)) {
                                                     EntityPositionTypes.Surface entitypositiontypes_surface = EntityPositionTypes.a(entitytypes);
 
diff --git a/src/main/java/net/pl3x/purpur/PurpurConfig.java b/src/main/java/net/pl3x/purpur/PurpurConfig.java
index 9a9935edbc..71138c7d52 100644
--- a/src/main/java/net/pl3x/purpur/PurpurConfig.java
+++ b/src/main/java/net/pl3x/purpur/PurpurConfig.java
@@ -164,10 +164,12 @@ public class PurpurConfig {
     public static double crystalsAttackPhantomsRadius = 0.0D;
     public static float crystalsAttackPhantomDamage = 1.0F;
     public static double phantomsOrbitCrystalsRadius = 0.0D;
+    public static boolean spawnPhantomsInTheEnd = false;
     private static void phantomSettings() {
         crystalsAttackPhantomsRadius = getDouble("settings.mobs.phantom.crystals-attack-range", crystalsAttackPhantomsRadius);
         crystalsAttackPhantomDamage = (float) getDouble("settings.mobs.phantom.crystals-attack-damage", crystalsAttackPhantomDamage);
         phantomsOrbitCrystalsRadius = getDouble("settings.mob.phantom.orbit-crystal-radius", phantomsOrbitCrystalsRadius);
+        spawnPhantomsInTheEnd = getBoolean("settings.mobs.phantom.spawn-in-the-end", spawnPhantomsInTheEnd);
     }
 
     public static boolean snowmanDropsPumpkin = false;
-- 
2.20.1