Add enchantment register api.

src/main/java/xyz/alexcrea/cuanvil/api/EnchantmentApi.java

@@ -0,0 +1,92 @@
+package xyz.alexcrea.cuanvil.api;
+
+import org.bukkit.NamespacedKey;
+import org.bukkit.enchantments.Enchantment;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import xyz.alexcrea.cuanvil.enchant.CAEnchantment;
+import xyz.alexcrea.cuanvil.enchant.CAEnchantmentRegistry;
+import xyz.alexcrea.cuanvil.enchant.wrapped.CAVanillaEnchantment;
+
+/**
+ * Custom Anvil api for enchantment registry.
+ */
+@SuppressWarnings("unused")
+public class EnchantmentApi {
+
+    private EnchantmentApi() {}
+
+    /**
+     * Register an enchantment.
+     *
+     * @param enchantment the enchantment to register
+     * @return true if successful
+     */
+    public static boolean registerEnchantment(@NotNull CAEnchantment enchantment){
+        return CAEnchantmentRegistry.getInstance().register(enchantment);
+    }
+
+    /**
+     * Register an enchantment by minecraft registered enchantment.
+     *
+     * @param enchantment the enchantment to register
+     * @return true if successful
+     */
+    public static boolean registerEnchantment(@NotNull Enchantment enchantment){
+        return registerEnchantment(new CAVanillaEnchantment(enchantment));
+    }
+
+    /**
+     * Unregister an enchantment by its key.
+     *
+     * @param key the enchantment key to unregister
+     * @return true if successful
+     */
+    public static boolean unregisterEnchantment(@NotNull NamespacedKey key){
+        CAEnchantment enchantment = CAEnchantmentRegistry.getInstance().getByKey(key);
+        return CAEnchantmentRegistry.getInstance().unregister(enchantment);
+    }
+
+    /**
+     * Unregister an enchantment.
+     *
+     * @param enchantment the enchantment to unregister
+     * @return true if successful
+     */
+    public static boolean unregisterEnchantment(@NotNull CAEnchantment enchantment){
+        return CAEnchantmentRegistry.getInstance().unregister(enchantment);
+    }
+
+    /**
+     * Unregister an enchantment by his bukkit enchantment.
+     *
+     * @param enchantment the enchantment to unregister
+     * @return true if successful
+     */
+    public static boolean unregisterEnchantment(@NotNull Enchantment enchantment){
+        return unregisterEnchantment(enchantment.getKey());
+    }
+
+    /**
+     * Get by key the enchantment.
+     *
+     * @param key the key used to fetch
+     * @return the custom anvil enchantment
+     */
+    @Nullable
+    public static CAEnchantment getByKey(@NotNull NamespacedKey key){
+        return CAEnchantmentRegistry.getInstance().getByKey(key);
+    }
+
+    /**
+     * Get by name the enchantment.
+     *
+     * @param name the name used to fetch
+     * @return the custom anvil enchantment
+     */
+    @Nullable
+    public static CAEnchantment getByName(@NotNull String name){
+        return CAEnchantmentRegistry.getInstance().getByName(name);
+    }
+
+}

src/main/java/xyz/alexcrea/cuanvil/enchant/CAEnchantmentRegistry.java

@@ -56,13 +56,14 @@ public class CAEnchantmentRegistry {
      * No guarantee that the enchantment will be present on the config gui if registered late.
      * (By late I mean after custom anvil startup.)
      * @param enchantment The enchantment to be registered.
+     * @return If the operation was successful.
      */
-    public void register(@NotNull CAEnchantment enchantment){
+    public boolean register(@NotNull CAEnchantment enchantment){
         if(byKeyMap.containsKey(enchantment.getKey())){
             CustomAnvil.instance.getLogger().log(Level.WARNING,
                     "Duplicate registered enchantment. This should NOT happen.",
                     new IllegalStateException(enchantment.getKey()+" enchantment was already registered"));
-            return;
+            return false;
         }
         if(byNameMap.containsKey(enchantment.getName())){
             CustomAnvil.instance.getLogger().log(Level.WARNING,
@@ -77,6 +78,7 @@ public class CAEnchantmentRegistry {
         if(!enchantment.isOptimised()){
             unoptimisedValues.add(enchantment);
         }
+        return true;
     }
 
     /**
@@ -87,13 +89,16 @@ public class CAEnchantmentRegistry {
      * No guarantee that the enchantment will absent if the config guis if unregistered late.
      * (By late I mean after custom anvil startup.)
      * @param enchantment The enchantment to be unregistered.
+     * @return If the operation was successful.
      */
-    public void unregister(CAEnchantment enchantment){
-        if(enchantment == null) return;
+
+    public boolean unregister(CAEnchantment enchantment){
+        if(enchantment == null) return false;
         byKeyMap.remove(enchantment.getKey());
         byNameMap.remove(enchantment.getName());
 
         unoptimisedValues.remove(enchantment);
+        return true;
     }
 
     /**