builders sell things at proper ranks

src/engine/net/client/ClientMessagePump.java

@@ -1402,9 +1402,12 @@ public class ClientMessagePump implements NetMsgHandler {
                 Item buy = null;
                 if (msg.getItemType() == GameObjectType.MobEquipment.ordinal()) {
                     ArrayList<MobEquipment> sellInventory = npc.getContract().getSellInventory();
-                    if(npc.contract.getName().toLowerCase().equals("steward")){
+                    if(npc.contract.getObjectUUID() == 890){ // default steward
                         sellInventory = npc.getSellInventorySteward();
                     }
+                    if(npc.contract.getObjectUUID() == 889){ // default builder
+                        sellInventory = npc.getSellInventoryBuilder();
+                    }
                     if (sellInventory == null) {
                         return;
                     }

src/engine/net/client/msg/BuyFromNPCWindowMsg.java

@@ -112,6 +112,12 @@ public class BuyFromNPCWindowMsg extends ClientNetMsg {
 
             if (contract != null)
                 sellInventory = contract.getSellInventory();
+            if(npc.contract.getObjectUUID() == 890){ // default steward
+                sellInventory = npc.getSellInventorySteward();
+            }
+            if(npc.contract.getObjectUUID() == 889){ // default builder
+                sellInventory = npc.getSellInventoryBuilder();
+            }
         }
 
         if (man != null)

src/engine/objects/NPC.java

@@ -1426,4 +1426,15 @@ public class NPC extends AbstractCharacter {
         return smallList;
     }
 
+    public ArrayList<MobEquipment> getSellInventoryBuilder() {
+
+        ArrayList<MobEquipment> smallList = new ArrayList<>();
+        int maxValue = this.getRank() * 2 * 100000;
+        for(MobEquipment me : this.contract.getSellInventory()){
+            if(me.getItemBase().getBaseValue() <= maxValue)
+                smallList.add(me);
+        }
+        return smallList;
+    }
+
 }