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path: root/patches/server/0954-ItemStack-Tooltip-API.patch
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Yannick Lamprecht <yannicklamprecht@live.de>
Date: Mon, 22 Jan 2024 13:27:30 +0100
Subject: [PATCH] ItemStack Tooltip API


diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
index ef580d02d3d1e46bb6a378ab29b351ad62e18743..0b7187b59b6419d015e36a91c1f3b915d3d19d28 100644
--- a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
+++ b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
@@ -644,6 +644,20 @@ public final class CraftMagicNumbers implements UnsafeValues {
         return org.bukkit.craftbukkit.CraftStatistic.getNMSStatistic(statistic).getName();
     }
     // Paper end
+    // Paper start - expose itemstack tooltip lines
+    @Override
+    public java.util.List<net.kyori.adventure.text.Component> computeTooltipLines(final ItemStack itemStack, final io.papermc.paper.inventory.tooltip.TooltipContext tooltipContext, final org.bukkit.entity.Player player) {
+        Preconditions.checkArgument(tooltipContext != null, "tooltipContext cannot be null");
+        net.minecraft.world.item.TooltipFlag.Default flag = tooltipContext.isAdvanced() ? net.minecraft.world.item.TooltipFlag.ADVANCED : net.minecraft.world.item.TooltipFlag.NORMAL;
+        if (tooltipContext.isCreative()) {
+            flag = flag.asCreative();
+        }
+        final java.util.List<net.minecraft.network.chat.Component> lines = CraftItemStack.asNMSCopy(itemStack).getTooltipLines(
+            net.minecraft.world.item.Item.TooltipContext.of(player == null ? net.minecraft.server.MinecraftServer.getServer().registryAccess() : ((org.bukkit.craftbukkit.entity.CraftPlayer) player).getHandle().level().registryAccess()),
+            player == null ? null : ((org.bukkit.craftbukkit.entity.CraftPlayer) player).getHandle(), flag);
+        return lines.stream().map(io.papermc.paper.adventure.PaperAdventure::asAdventure).toList();
+    }
+    // Paper end - expose itemstack tooltip lines
 
     // Paper start - spawn egg color visibility
     @Override