Register new enchantment on custom anvil reload.

src/main/kotlin/xyz/alexcrea/cuanvil/command/ReloadExecutor.kt

@@ -51,8 +51,8 @@ class ReloadExecutor : CommandExecutor {
             // temporary: handle 1.21 update
             Update_1_21.handleUpdate()
 
-            // Register enchantment of compatible plugin and load configuration change.
-            DependencyManager.handleCompatibilityConfig()
+            // Handle dependency reload
+            DependencyManager.handleConfigReload()
 
             // Call event
             val configReadyEvent = CAConfigReadyEvent()

src/main/kotlin/xyz/alexcrea/cuanvil/dependency/DependencyManager.kt

@@ -44,4 +44,13 @@ object DependencyManager {
 
     }
 
+    fun handleConfigReload(){
+        // Register enchantment of compatible plugin and load configuration change.
+        handleCompatibilityConfig()
+
+        // Then handle plugin reload
+        ecoEnchantCompatibility?.handleConfigReload()
+
+    }
+
 }

src/main/kotlin/xyz/alexcrea/cuanvil/dependency/EcoEnchantDependency.kt

@@ -1,5 +1,6 @@
 package xyz.alexcrea.cuanvil.dependency
 
+import com.willfp.ecoenchants.enchant.EcoEnchant
 import com.willfp.ecoenchants.enchant.EcoEnchants
 import io.delilaheve.CustomAnvil
 import org.bukkit.event.inventory.PrepareAnvilEvent
@@ -17,15 +18,39 @@ class EcoEnchantDependency(private val ecoEnchantPlugin: Plugin) {
         PrepareAnvilEvent.getHandlerList().unregister(this.ecoEnchantPlugin)
     }
 
+    private var ecoEnchantOldEnchantments: MutableSet<EcoEnchant>? = null
     fun registerEnchantments() {
         CustomAnvil.instance.logger.info("Preparing Eco Enchant compatibility...")
 
-        for (ecoEnchant in EcoEnchants.values()) {
+        val enchantments = EcoEnchants.values()
+        for (ecoEnchant in enchantments) {
             EnchantmentApi.unregisterEnchantment(ecoEnchant.enchantment) // As eco enchants is loaded before custom anvil and register enchantment to registry, we need to unregister old "vanilla" enchant.
             EnchantmentApi.registerEnchantment(CAEcoEnchant(ecoEnchant))
         }
 
+        ecoEnchantOldEnchantments = HashSet(enchantments)
+
         CustomAnvil.instance.logger.info("Eco Enchant should now work as expected !")
     }
 
+    fun handleConfigReload() {
+        // Should not happen in known case.
+        if(this.ecoEnchantOldEnchantments == null) return
+
+        val newEnchantments = EcoEnchants.values()
+
+        // Add new enchantments
+        for (ecoEnchant in newEnchantments)
+            if(!this.ecoEnchantOldEnchantments!!.contains(ecoEnchant))
+                EnchantmentApi.registerEnchantment(CAEcoEnchant(ecoEnchant))
+
+        // Remove old enchantments that not now currently used
+        this.ecoEnchantOldEnchantments!!.removeAll(newEnchantments)
+        for (oldEnchantment in this.ecoEnchantOldEnchantments!!) {
+            EnchantmentApi.unregisterEnchantment(oldEnchantment.enchantment)
+        }
+
+        this.ecoEnchantOldEnchantments = HashSet(newEnchantments)
+    }
+
 }