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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: pkt77 <parkerkt77@gmail.com>
Date: Fri, 10 Nov 2017 23:45:59 -0500
Subject: [PATCH] Add PlayerArmorChangeEvent
diff --git a/src/main/java/com/destroystokyo/paper/event/player/PlayerArmorChangeEvent.java b/src/main/java/com/destroystokyo/paper/event/player/PlayerArmorChangeEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..c7cc612ec81b0c7da6ee6676167e047e69347966
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/event/player/PlayerArmorChangeEvent.java
@@ -0,0 +1,120 @@
+package com.destroystokyo.paper.event.player;
+
+import java.util.Set;
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.player.PlayerEvent;
+import org.bukkit.inventory.ItemStack;
+import org.jetbrains.annotations.ApiStatus;
+import org.jspecify.annotations.NullMarked;
+import org.jspecify.annotations.Nullable;
+
+import static org.bukkit.Material.*;
+
+/**
+ * Called when the player themselves change their armor items
+ * <p>
+ * Not currently called for environmental factors though it <strong>MAY BE IN THE FUTURE</strong>
+ */
+@NullMarked
+public class PlayerArmorChangeEvent extends PlayerEvent {
+
+ private static final HandlerList HANDLER_LIST = new HandlerList();
+
+ private final SlotType slotType;
+ private final ItemStack oldItem;
+ private final ItemStack newItem;
+
+ @ApiStatus.Internal
+ public PlayerArmorChangeEvent(final Player player, final SlotType slotType, final ItemStack oldItem, final ItemStack newItem) {
+ super(player);
+ this.slotType = slotType;
+ this.oldItem = oldItem;
+ this.newItem = newItem;
+ }
+
+ /**
+ * Gets the type of slot being altered.
+ *
+ * @return type of slot being altered
+ */
+ public SlotType getSlotType() {
+ return this.slotType;
+ }
+
+ /**
+ * Gets the existing item that's being replaced
+ *
+ * @return old item
+ */
+ public ItemStack getOldItem() {
+ return this.oldItem;
+ }
+
+ /**
+ * Gets the new item that's replacing the old
+ *
+ * @return new item
+ */
+ public ItemStack getNewItem() {
+ return this.newItem;
+ }
+
+ @Override
+ public HandlerList getHandlers() {
+ return HANDLER_LIST;
+ }
+
+ public static HandlerList getHandlerList() {
+ return HANDLER_LIST;
+ }
+
+ public enum SlotType {
+ HEAD(NETHERITE_HELMET, DIAMOND_HELMET, GOLDEN_HELMET, IRON_HELMET, CHAINMAIL_HELMET, LEATHER_HELMET, CARVED_PUMPKIN, PLAYER_HEAD, SKELETON_SKULL, ZOMBIE_HEAD, CREEPER_HEAD, WITHER_SKELETON_SKULL, TURTLE_HELMET, DRAGON_HEAD, PIGLIN_HEAD),
+ CHEST(NETHERITE_CHESTPLATE, DIAMOND_CHESTPLATE, GOLDEN_CHESTPLATE, IRON_CHESTPLATE, CHAINMAIL_CHESTPLATE, LEATHER_CHESTPLATE, ELYTRA),
+ LEGS(NETHERITE_LEGGINGS, DIAMOND_LEGGINGS, GOLDEN_LEGGINGS, IRON_LEGGINGS, CHAINMAIL_LEGGINGS, LEATHER_LEGGINGS),
+ FEET(NETHERITE_BOOTS, DIAMOND_BOOTS, GOLDEN_BOOTS, IRON_BOOTS, CHAINMAIL_BOOTS, LEATHER_BOOTS);
+
+ private final Set<Material> types;
+
+ SlotType(final Material... types) {
+ this.types = Set.of(types);
+ }
+
+ /**
+ * Gets an immutable set of all allowed material types that can be placed in an
+ * armor slot.
+ *
+ * @return immutable set of material types
+ */
+ public Set<Material> getTypes() {
+ return this.types;
+ }
+
+ /**
+ * Gets the type of slot via the specified material
+ *
+ * @param material material to get slot by
+ * @return slot type the material will go in, or {@code null} if it won't
+ */
+ public static @Nullable SlotType getByMaterial(final Material material) {
+ for (final SlotType slotType : values()) {
+ if (slotType.getTypes().contains(material)) {
+ return slotType;
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Gets whether this material can be equipped to a slot
+ *
+ * @param material material to check
+ * @return whether this material can be equipped
+ */
+ public static boolean isEquipable(final Material material) {
+ return getByMaterial(material) != null;
+ }
+ }
+}
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