1 files changed, 63 insertions, 0 deletions
diff --git a/patches/server/0527-Item-Rarity-API.patch b/patches/server/0527-Item-Rarity-API.patch
new file mode 100644
index 0000000000..d0d483075a
--- /dev/null
+++ b/patches/server/0527-Item-Rarity-API.patch
@@ -0,0 +1,63 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <[email protected]>
+Date: Fri, 12 Mar 2021 17:09:42 -0800
+Subject: [PATCH] Item Rarity API
+
+== AT ==
+public net.minecraft.world.item.Item rarity
+
+diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
+index 4d695428cf838d2f5661fdeaaa58b82de693d64e..b928b3550bc74fd91c6762bc025a0bf6c766541b 100644
+--- a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
++++ b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
+@@ -536,6 +536,20 @@ public final class CraftMagicNumbers implements UnsafeValues {
+     public String getMainLevelName() {
+         return ((net.minecraft.server.dedicated.DedicatedServer) net.minecraft.server.MinecraftServer.getServer()).getProperties().levelName;
+     }
++
++    @Override
++    public io.papermc.paper.inventory.ItemRarity getItemRarity(org.bukkit.Material material) {
++        Item item = getItem(material);
++        if (item == null) {
++            throw new IllegalArgumentException(material + " is not an item, and rarity does not apply to blocks");
++        }
++        return io.papermc.paper.inventory.ItemRarity.values()[item.rarity.ordinal()];
++    }
++
++    @Override
++    public io.papermc.paper.inventory.ItemRarity getItemStackRarity(org.bukkit.inventory.ItemStack itemStack) {
++        return io.papermc.paper.inventory.ItemRarity.values()[getItem(itemStack.getType()).getRarity(CraftItemStack.asNMSCopy(itemStack)).ordinal()];
++    }
+     // Paper end
+ 
+     /**
+diff --git a/src/test/java/io/papermc/paper/inventory/ItemRarityTest.java b/src/test/java/io/papermc/paper/inventory/ItemRarityTest.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..d310f86c57e4521ad7666d3f738f53ac83d221f2
+--- /dev/null
++++ b/src/test/java/io/papermc/paper/inventory/ItemRarityTest.java
+@@ -0,0 +1,24 @@
++package io.papermc.paper.inventory;
++
++import io.papermc.paper.adventure.PaperAdventure;
++import net.minecraft.world.item.Rarity;
++import org.junit.jupiter.api.Test;
++
++import static org.junit.jupiter.api.Assertions.assertEquals;
++
++public class ItemRarityTest {
++
++    @Test
++    public void testConvertFromNmsToBukkit() {
++        for (Rarity nmsRarity : Rarity.values()) {
++            assertEquals(ItemRarity.values()[nmsRarity.ordinal()].name(), nmsRarity.name(), "rarity names are mis-matched");
++        }
++    }
++
++    @Test
++    public void testRarityFormatting() {
++        for (Rarity nmsRarity : Rarity.values()) {
++            assertEquals(nmsRarity.color, PaperAdventure.asVanilla(ItemRarity.values()[nmsRarity.ordinal()].color), "rarity formatting is mis-matched");
++        }
++    }
++}