Add customModelData to Velocity SWItem

SpigotCore/SpigotCore_Main/src/de/steamwar/inventory/SWItem.java

@@ -142,6 +142,9 @@ public class SWItem {
             loreArray.forEach(jsonElement -> lore.add(jsonElement.getAsString()));
             item.setLore(lore);
         }
+
+        if (itemJson.has("customModelData"))
+            item.setCustomModelData(itemJson.get("customModelData").getAsInt());
         return item;
     }
 

VelocityCore/src/de/steamwar/velocitycore/inventory/SWItem.java

@@ -42,6 +42,7 @@ public class SWItem {
     @Getter
     private InvCallback callback;
     private int color = 0;
+    private int customModelData = 0;
 
     public SWItem(String material, Message title) {
         this.material = material.toUpperCase();
@@ -64,6 +65,11 @@ public class SWItem {
         return this;
     }
 
+    public SWItem setCustomModelData(int customModelData) {
+        this.customModelData = customModelData;
+        return this;
+    }
+
     public JsonObject writeToString(Chatter player, int position) {
         JsonObject object = new JsonObject();
         object.addProperty("material", material);
@@ -84,6 +90,9 @@ public class SWItem {
             }
             object.add("lore", array);
         }
+        if (customModelData > 0) {
+            object.addProperty("customModelData", customModelData);
+        }
 
         return object;
     }