Load some default values when the pushdata builder is null

Author: Joltras

setup/src/main/java/net/theevilreaper/bounce/setup/builder/GameMapBuilder.java

@@ -37,7 +37,17 @@ public GameMapBuilder(@NotNull GameMap gameMap) {
         }
         this.spawn = gameMap.getSpawn();
         this.gameSpawn = gameMap.getGameSpawn();
-        this.pushDataBuilder = PushData.builder(gameMap.getPushData());
+
+        if (gameMap.getPushData() == null) {
+            this.pushDataBuilder = PushData.builder();
+            this.pushDataBuilder
+                    .add(PushEntry.groundEntry(Block.GLASS, 1))
+                    .add(PushEntry.pushEntry(Block.GOLD_BLOCK, 1))
+                    .add(PushEntry.pushEntry(Block.DIAMOND_BLOCK, 1))
+                    .add(PushEntry.pushEntry(Block.EMERALD_BLOCK, 1));
+        } else{
+            this.pushDataBuilder = PushData.builder(gameMap.getPushData());
+        }
     }
 
     /**