Paper/patches/server/0445-Beacon-API-custom-effect-ranges.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Wed, 24 Jun 2020 12:39:08 -0600
Subject: [PATCH] Beacon API - custom effect ranges


diff --git a/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
index 18450017bc3df2f0b1a5715e6021e8e5defa24a1..cdb6b89ad4c34be419f66f4f6e6a11068273765d 100644
--- a/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
+++ b/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
@@ -86,6 +86,26 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider, Name
         return (BeaconBlockEntity.hasSecondaryEffect(this.levels, this.primaryPower, this.secondaryPower)) ? CraftPotionUtil.toBukkit(new MobEffectInstance(this.secondaryPower, BeaconBlockEntity.getLevel(this.levels), BeaconBlockEntity.getAmplification(this.levels, this.primaryPower, this.secondaryPower), true, true)) : null;
     }
     // CraftBukkit end
+    // Paper start - Custom beacon ranges
+    private final String PAPER_RANGE_TAG = "Paper.Range";
+    private double effectRange = -1;
+
+    public double getEffectRange() {
+        if (this.effectRange < 0) {
+            return this.levels * 10 + 10;
+        } else {
+            return effectRange;
+        }
+    }
+
+    public void setEffectRange(double range) {
+        this.effectRange = range;
+    }
+
+    public void resetEffectRange() {
+        this.effectRange = -1;
+    }
+    // Paper end - Custom beacon ranges
 
     @Nullable
     static Holder<MobEffect> filterEffect(@Nullable Holder<MobEffect> effect) {
@@ -201,7 +221,7 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider, Name
             }
 
             if (blockEntity.levels > 0 && !blockEntity.beamSections.isEmpty()) {
-                BeaconBlockEntity.applyEffects(world, pos, blockEntity.levels, blockEntity.primaryPower, blockEntity.secondaryPower);
+                BeaconBlockEntity.applyEffects(world, pos, blockEntity.levels, blockEntity.primaryPower, blockEntity.secondaryPower, blockEntity); // Paper - Custom beacon ranges
                 BeaconBlockEntity.playSound(world, pos, SoundEvents.BEACON_AMBIENT);
             }
         }
@@ -287,8 +307,13 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider, Name
     }
 
     public static List getHumansInRange(Level world, BlockPos blockposition, int i) {
+        // Paper start - Custom beacon ranges
+        return BeaconBlockEntity.getHumansInRange(world, blockposition, i, null);
+    }
+    public static List getHumansInRange(Level world, BlockPos blockposition, int i, @Nullable BeaconBlockEntity blockEntity) {
+        // Paper end - Custom beacon ranges
         {
-            double d0 = (double) (i * 10 + 10);
+            double d0 = blockEntity != null ? blockEntity.getEffectRange() : (i * 10 + 10); // Paper - Custom beacon ranges
 
             AABB axisalignedbb = (new AABB(blockposition)).inflate(d0).expandTowards(0.0D, (double) world.getHeight(), 0.0D);
             List<Player> list = world.getEntitiesOfClass(Player.class, axisalignedbb);
@@ -329,12 +354,17 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider, Name
     }
 
     private static void applyEffects(Level world, BlockPos pos, int beaconLevel, @Nullable Holder<MobEffect> primaryEffect, @Nullable Holder<MobEffect> secondaryEffect) {
+    // Paper start - Custom beacon ranges
+        BeaconBlockEntity.applyEffects(world, pos, beaconLevel, primaryEffect, secondaryEffect, null);
+    }
+    private static void applyEffects(Level world, BlockPos pos, int beaconLevel, @Nullable Holder<MobEffect> primaryEffect, @Nullable Holder<MobEffect> secondaryEffect, @Nullable BeaconBlockEntity blockEntity) {
+        // Paper end - Custom beacon ranges
         if (!world.isClientSide && primaryEffect != null) {
             double d0 = (double) (beaconLevel * 10 + 10);
             byte b0 = BeaconBlockEntity.getAmplification(beaconLevel, primaryEffect, secondaryEffect);
 
             int j = BeaconBlockEntity.getLevel(beaconLevel);
-            List list = BeaconBlockEntity.getHumansInRange(world, pos, beaconLevel);
+            List list = BeaconBlockEntity.getHumansInRange(world, pos, beaconLevel, blockEntity); // Paper - Custom beacon ranges
 
             BeaconBlockEntity.applyEffect(list, primaryEffect, j, b0, true, pos); // Paper - BeaconEffectEvent
 
@@ -395,6 +425,7 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider, Name
         }
 
         this.lockKey = LockCode.fromTag(nbt);
+        this.effectRange = nbt.contains(PAPER_RANGE_TAG, 6) ? nbt.getDouble(PAPER_RANGE_TAG) : -1; // Paper - Custom beacon ranges
     }
 
     @Override
@@ -408,6 +439,7 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider, Name
         }
 
         this.lockKey.addToTag(nbt);
+        nbt.putDouble(PAPER_RANGE_TAG, this.effectRange); // Paper - Custom beacon ranges
     }
 
     public void setCustomName(@Nullable Component customName) {
diff --git a/src/main/java/org/bukkit/craftbukkit/block/CraftBeacon.java b/src/main/java/org/bukkit/craftbukkit/block/CraftBeacon.java
index 2dfbe061a064b0c79b96f644a1c3639bb900eca4..3f1bb225c4e6acdd9104e856d6a11d519119c9f4 100644
--- a/src/main/java/org/bukkit/craftbukkit/block/CraftBeacon.java
+++ b/src/main/java/org/bukkit/craftbukkit/block/CraftBeacon.java
@@ -33,7 +33,7 @@ public class CraftBeacon extends CraftBlockEntityState<BeaconBlockEntity> implem
         if (tileEntity instanceof BeaconBlockEntity) {
             BeaconBlockEntity beacon = (BeaconBlockEntity) tileEntity;
 
-            Collection<Player> nms = BeaconBlockEntity.getHumansInRange(beacon.getLevel(), beacon.getBlockPos(), beacon.levels);
+            Collection<Player> nms = BeaconBlockEntity.getHumansInRange(beacon.getLevel(), beacon.getBlockPos(), beacon.levels, beacon); // Paper - Custom beacon ranges
             Collection<LivingEntity> bukkit = new ArrayList<LivingEntity>(nms.size());
 
             for (Player human : nms) {
@@ -120,4 +120,21 @@ public class CraftBeacon extends CraftBlockEntityState<BeaconBlockEntity> implem
     public CraftBeacon copy(Location location) {
         return new CraftBeacon(this, location);
     }
+
+    // Paper start
+    @Override
+    public double getEffectRange() {
+        return this.getSnapshot().getEffectRange();
+    }
+
+    @Override
+    public void setEffectRange(double range) {
+        this.getSnapshot().setEffectRange(range);
+    }
+
+    @Override
+    public void resetEffectRange() {
+        this.getSnapshot().resetEffectRange();
+    }
+    // Paper end
 }