patches/server/0939-Add-Structure-check-API.patch


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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Mon, 27 Mar 2023 10:20:00 -0700
Subject: [PATCH] Add Structure check API


diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index 039efd0b8eb141de044668a5633f26eee238c2b0..4a62482b7c73728de8a94542e8978e836540b328 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -237,6 +237,20 @@ public class CraftWorld extends CraftRegionAccessor implements World {
         };
     }
     // Paper end
+    // Paper start - structure check API
+    @Override
+    public boolean hasStructureAt(final io.papermc.paper.math.Position position, final Structure structure) {
+        net.minecraft.world.level.levelgen.structure.Structure vanillaStructure = this.world.registryAccess()
+            .registryOrThrow(net.minecraft.core.registries.Registries.STRUCTURE)
+            .getHolder(CraftNamespacedKey.toMinecraft(structure.getStructureType().getKey()))
+            .orElseThrow()
+            .value();
+        return this.world.structureManager().getStructureWithPieceAt(
+            io.papermc.paper.util.MCUtil.toBlockPos(position),
+            vanillaStructure
+        ).isValid();
+    }
+    // Paper end
 
     private static final Random rand = new Random();