Anvil API

purpur-api/paper-patches/files/src/main/java/org/bukkit/inventory/AnvilInventory.java.patch

@@ -0,0 +1,45 @@
+--- a/src/main/java/org/bukkit/inventory/AnvilInventory.java
++++ b/src/main/java/org/bukkit/inventory/AnvilInventory.java
+@@ -138,4 +_,42 @@
+         setItem(2, result);
+     }
+     // Paper end
++
++    // Purpur start
++    /**
++     * Gets if the player viewing the anvil inventory can bypass experience cost
++     *
++     * @return whether the player viewing the anvil inventory can bypass the experience cost
++     * @deprecated use {@link AnvilView#canBypassCost()}.
++     */
++    @Deprecated(forRemoval = true, since = "1.21")
++    boolean canBypassCost();
++
++    /**
++     * Set if the player viewing the anvil inventory can bypass the experience cost
++     *
++     * @param bypassCost whether the player viewing the anvil inventory can bypass the experience cost
++     * @deprecated use {@link AnvilView#setBypassCost(boolean)}.
++     */
++    @Deprecated(forRemoval = true, since = "1.21")
++    void setBypassCost(boolean bypassCost);
++
++    /**
++     * Gets if the player viewing the anvil inventory can do unsafe enchants
++     *
++     * @return whether the player viewing the anvil inventory can do unsafe enchants
++     * @deprecated use {@link AnvilView#canDoUnsafeEnchants()}.
++     */
++    @Deprecated(forRemoval = true, since = "1.21")
++    boolean canDoUnsafeEnchants();
++
++    /**
++     * Set if the player viewing the anvil inventory can do unsafe enchants
++     *
++     * @param canDoUnsafeEnchants whether the player viewing the anvil inventory can do unsafe enchants
++     * @deprecated use {@link AnvilView#setDoUnsafeEnchants(boolean)}.
++     */
++    @Deprecated(forRemoval = true, since = "1.21")
++    void setDoUnsafeEnchants(boolean canDoUnsafeEnchants);
++    // Purpur end
+ }

purpur-api/paper-patches/files/src/main/java/org/bukkit/inventory/view/AnvilView.java.patch

@@ -0,0 +1,37 @@
+--- a/src/main/java/org/bukkit/inventory/view/AnvilView.java
++++ b/src/main/java/org/bukkit/inventory/view/AnvilView.java
+@@ -89,4 +_,34 @@
+      */
+     void bypassEnchantmentLevelRestriction(boolean bypassEnchantmentLevelRestriction);
+     // Paper end - bypass anvil level restrictions
++
++    // Purpur start - Anvil API
++    /**
++     * Gets if the player viewing the anvil inventory can bypass experience cost
++     *
++     * @return whether the player viewing the anvil inventory can bypass the experience cost
++     */
++    boolean canBypassCost();
++
++    /**
++     * Set if the player viewing the anvil inventory can bypass the experience cost
++     *
++     * @param bypassCost whether the player viewing the anvil inventory can bypass the experience cost
++     */
++    void setBypassCost(boolean bypassCost);
++
++    /**
++     * Gets if the player viewing the anvil inventory can do unsafe enchants
++     *
++     * @return whether the player viewing the anvil inventory can do unsafe enchants
++     */
++    boolean canDoUnsafeEnchants();
++
++    /**
++     * Set if the player viewing the anvil inventory can do unsafe enchants
++     *
++     * @param canDoUnsafeEnchants whether the player viewing the anvil inventory can do unsafe enchants
++     */
++    void setDoUnsafeEnchants(boolean canDoUnsafeEnchants);
++    // Purpur end - Anvil API
+ }

purpur-api/src/main/java/org/purpurmc/purpur/event/inventory/AnvilTakeResultEvent.java

@@ -0,0 +1,50 @@
+package org.purpurmc.purpur.event.inventory;
+
+import org.bukkit.entity.HumanEntity;
+import org.bukkit.entity.Player;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.inventory.InventoryEvent;
+import org.bukkit.inventory.AnvilInventory;
+import org.bukkit.inventory.InventoryView;
+import org.bukkit.inventory.ItemStack;
+import org.jetbrains.annotations.ApiStatus;
+import org.jspecify.annotations.NullMarked;
+
+/**
+ * Called when a player takes the result item out of an anvil
+ */
+@NullMarked
+public class AnvilTakeResultEvent extends InventoryEvent {
+    private static final HandlerList handlers = new HandlerList();
+    private final Player player;
+    private final ItemStack result;
+
+    @ApiStatus.Internal
+    public AnvilTakeResultEvent(HumanEntity player, InventoryView view, ItemStack result) {
+        super(view);
+        this.player = (Player) player;
+        this.result = result;
+    }
+
+    public Player getPlayer() {
+        return player;
+    }
+
+    public ItemStack getResult() {
+        return result;
+    }
+
+    @Override
+    public AnvilInventory getInventory() {
+        return (AnvilInventory) super.getInventory();
+    }
+
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
+}

purpur-api/src/main/java/org/purpurmc/purpur/event/inventory/AnvilUpdateResultEvent.java

@@ -0,0 +1,35 @@
+package org.purpurmc.purpur.event.inventory;
+
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.inventory.InventoryEvent;
+import org.bukkit.inventory.AnvilInventory;
+import org.bukkit.inventory.InventoryView;
+import org.jetbrains.annotations.ApiStatus;
+import org.jspecify.annotations.NullMarked;
+
+/**
+ * Called when anvil slots change, triggering the result slot to be updated
+ */
+@NullMarked
+public class AnvilUpdateResultEvent extends InventoryEvent {
+    private static final HandlerList handlers = new HandlerList();
+
+    @ApiStatus.Internal
+    public AnvilUpdateResultEvent(InventoryView view) {
+        super(view);
+    }
+
+    @Override
+    public AnvilInventory getInventory() {
+        return (AnvilInventory) super.getInventory();
+    }
+
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
+}