PaperMC/patches/server/0526-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 4b7da0df927f669845c7d4c9b4a0acfab8efe657..82976b3675f581a9f3ccb9e23048bd44864203f8 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
@@ -77,6 +77,26 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider {
         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 - add field/methods for custom range
+    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
 
     public BeaconBlockEntity(BlockPos pos, BlockState state) {
         super(BlockEntityType.BEACON, pos, state);
@@ -180,7 +200,7 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider {
             }
 
             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
                 BeaconBlockEntity.playSound(world, pos, SoundEvents.BEACON_AMBIENT);
             }
         }
@@ -266,8 +286,13 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider {
     }
 
     public static List getHumansInRange(Level world, BlockPos blockposition, int i) {
+        // Paper start
+        return BeaconBlockEntity.getHumansInRange(world, blockposition, i, null);
+    }
+    public static List getHumansInRange(Level world, BlockPos blockposition, int i, @Nullable BeaconBlockEntity blockEntity) {
+        // Paper end
         {
-            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);
@@ -308,12 +333,17 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider {
     }
 
     private static void applyEffects(Level world, BlockPos pos, int beaconLevel, @Nullable MobEffect primaryEffect, @Nullable MobEffect secondaryEffect) {
+        // Paper start
+        BeaconBlockEntity.applyEffects(world, pos, beaconLevel, primaryEffect, secondaryEffect, null);
+    }
+    private static void applyEffects(Level world, BlockPos pos, int beaconLevel, @Nullable MobEffect primaryEffect, @Nullable MobEffect secondaryEffect, @Nullable BeaconBlockEntity blockEntity) {
+        // Paper end
         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
 
             BeaconBlockEntity.applyEffect(list, primaryEffect, j, b0, true, pos); // Paper - BeaconEffectEvent
 
@@ -363,6 +393,7 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider {
         }
 
         this.lockKey = LockCode.fromTag(nbt);
+        this.effectRange = nbt.contains(PAPER_RANGE_TAG, 6) ? nbt.getDouble(PAPER_RANGE_TAG) : -1; // Paper
     }
 
     @Override
@@ -376,6 +407,7 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider {
         }
 
         this.lockKey.addToTag(nbt);
+        nbt.putDouble(PAPER_RANGE_TAG, this.effectRange); // Paper
     }
 
     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 c186a44b927188ed222f8b2f8f76aaef35d9c654..c47e613cae3d9252a8364ccc4d717e410bb0fc0c 100644
--- a/src/main/java/org/bukkit/craftbukkit/block/CraftBeacon.java
+++ b/src/main/java/org/bukkit/craftbukkit/block/CraftBeacon.java
@@ -29,7 +29,7 @@ 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
             Collection<LivingEntity> bukkit = new ArrayList<LivingEntity>(nms.size());
 
             for (Player human : nms) {
@@ -106,4 +106,21 @@ public class CraftBeacon extends CraftBlockEntityState<BeaconBlockEntity> implem
     public void setLock(String key) {
         this.getSnapshot().lockKey = (key == null) ? LockCode.NO_LOCK : new LockCode(key);
     }
+
+    // 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
 }