1 files changed, 86 insertions, 0 deletions
diff --git a/patches/api/0393-Expand-PlayerItemMendEvent.patch b/patches/api/0393-Expand-PlayerItemMendEvent.patch
new file mode 100644
index 0000000000..95b15a4753
--- /dev/null
+++ b/patches/api/0393-Expand-PlayerItemMendEvent.patch
@@ -0,0 +1,86 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <[email protected]>
+Date: Thu, 20 Jan 2022 18:11:44 -0800
+Subject: [PATCH] Expand PlayerItemMendEvent
+
+
+diff --git a/src/main/java/org/bukkit/event/player/PlayerItemMendEvent.java b/src/main/java/org/bukkit/event/player/PlayerItemMendEvent.java
+index 5b2415c2c92127947a21dfe8d672d2b88ea457df..2be94101e96a4ff011e872437ea24b15cb356ee3 100644
+--- a/src/main/java/org/bukkit/event/player/PlayerItemMendEvent.java
++++ b/src/main/java/org/bukkit/event/player/PlayerItemMendEvent.java
+@@ -6,6 +6,7 @@ import org.bukkit.event.Cancellable;
+ import org.bukkit.event.HandlerList;
+ import org.bukkit.inventory.EquipmentSlot;
+ import org.bukkit.inventory.ItemStack;
++import org.jetbrains.annotations.Contract;
+ import org.jetbrains.annotations.NotNull;
+ 
+ /**
+@@ -23,14 +24,67 @@ public class PlayerItemMendEvent extends PlayerEvent implements Cancellable {
+     private final ExperienceOrb experienceOrb;
+     private int repairAmount;
+     private boolean cancelled;
++    private final int consumedExperience; // Paper
+ 
++    @Deprecated // Paper
+     public PlayerItemMendEvent(@NotNull Player who, @NotNull ItemStack item, @NotNull EquipmentSlot slot, @NotNull ExperienceOrb experienceOrb, int repairAmount) {
++        // Paper start
++        this(who, item, slot, experienceOrb, repairAmount, repairAmount / 2);
++    }
++
++    @org.jetbrains.annotations.ApiStatus.Internal
++    public PlayerItemMendEvent(@NotNull Player who, @NotNull ItemStack item, @NotNull EquipmentSlot slot, @NotNull ExperienceOrb experienceOrb, int repairAmount, int consumedExperience) {
++        // Paper end
+         super(who);
+         this.item = item;
+         this.slot = slot;
+         this.experienceOrb = experienceOrb;
+         this.repairAmount = repairAmount;
++        // Paper start
++        this.consumedExperience = consumedExperience;
++    }
++
++    /**
++     * Get the operation used to calculate xp used based on
++     * the set repair amount. Used to calculate how much of
++     * an XP orb will be consumed by this mend operation.
++     *
++     * @return the durability-to-xp operation
++     * @deprecated the mending enchantment uses enchantment effects to compute how much durability is granted per xp.
++     * The enchantment effects operation are too complex to reliably offer the inverse function.
++     */
++    @Contract("-> fail")
++    @Deprecated(forRemoval = true, since = "1.21")
++    public @NotNull java.util.function.IntUnaryOperator getDurabilityToXpOperation() {
++        throw new UnsupportedOperationException("Enchantments use effects to compute xp to durability since 1.21.");
++    }
++
++    /**
++     * Sets the operation used to calculate xp used based on
++     * the set repair amount. Used to calculate how much of
++     * an XP orb will be consumed by this mend operation.
++     *
++     * @param durabilityToXpOp the durability-to-xp operation
++     * @deprecated the mending enchantment uses enchantment effects to compute how much durability is granted per xp.
++     * The enchantment effects operation are too complex to reliably offer the inverse function.
++     */
++    @Contract("_ -> fail")
++    @Deprecated(forRemoval = true, since = "1.21")
++    public void setDurabilityToXpOperation(@NotNull java.util.function.IntUnaryOperator durabilityToXpOp) {
++        throw new UnsupportedOperationException("Enchantments use effects to compute xp to durability since 1.21.");
++    }
++
++    /**
++     * Helper method to get the amount of experience that will be consumed.
++     * This method just returns the result of inputting {@link #getRepairAmount()}
++     * into the function {@link #getDurabilityToXpOperation()}.
++     *
++     * @return the amount of xp that will be consumed
++     */
++    public int getConsumedExperience() {
++         return this.consumedExperience;
+     }
++    // Paper end
+ 
+     @Deprecated
+     public PlayerItemMendEvent(@NotNull Player who, @NotNull ItemStack item, @NotNull ExperienceOrb experienceOrb, int repairAmount) {