Implements the scrapper edit command

src/main/java/net/knarcraft/blacksmith/trait/CustomTrait.java

@@ -2,6 +2,8 @@ package net.knarcraft.blacksmith.trait;
 
 import net.citizensnpcs.api.npc.NPC;
 import net.citizensnpcs.api.trait.Trait;
+import net.knarcraft.blacksmith.config.Setting;
+import net.knarcraft.blacksmith.config.Settings;
 import net.knarcraft.blacksmith.config.TraitSettings;
 import net.knarcraft.blacksmith.formatting.TimeFormatter;
 import net.knarcraft.blacksmith.manager.EconomyManager;
@@ -10,6 +12,7 @@ import org.bukkit.entity.LivingEntity;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.ItemStack;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 
 import java.util.Calendar;
 import java.util.HashMap;
@@ -22,10 +25,10 @@ import static net.knarcraft.blacksmith.formatting.BlacksmithStringFormatter.send
 /**
  * A custom trait that utilizes sessions
  */
-public abstract class CustomTrait extends Trait {
+public abstract class CustomTrait<K extends Setting> extends Trait {
 
     protected Session session;
-    protected TraitSettings config;
+    protected TraitSettings<K> config;
     protected final Map<UUID, Calendar> coolDowns = new HashMap<>();
     protected long currentSessionStartTime = System.currentTimeMillis();
 
@@ -43,10 +46,19 @@ public abstract class CustomTrait extends Trait {
      *
      * @param config <p>The trait settings to use</p>
      */
-    protected void setTraitSettings(TraitSettings config) {
+    protected void setTraitSettings(TraitSettings<K> config) {
         this.config = config;
     }
 
+    /**
+     * Gets the settings used by this trait
+     *
+     * @return <p>The settings used by this trait</p>
+     */
+    public @Nullable Settings<K> getTraitSettings() {
+        return this.config;
+    }
+
     /**
      * Starts a new session, and prepares to repair the player's item
      *