Adds setting option for async golum checking

#127

src/main/java/world/bentobox/limits/Settings.java

@@ -19,6 +19,7 @@ public class Settings {
     private final Map<EntityType, Integer> limits = new EnumMap<>(EntityType.class);
     private final Map<EntityType, List<EntityGroup>> groupLimits = new EnumMap<>(EntityType.class);
     private final List<String> gameModes;
+    private final boolean asyncGolums;
     private static final List<EntityType> DISALLOWED = Arrays.asList(
             EntityType.PRIMED_TNT,
             EntityType.EVOKER_FANGS,
@@ -65,6 +66,9 @@ public Settings(Limits addon) {
                 }
             }
         }
+        // Async Golums
+        asyncGolums = addon.getConfig().getBoolean("async-golums", true);
+
         addon.log("Entity limits:");
         limits.entrySet().stream().map(e -> "Limit " + e.getKey().toString() + " to " + e.getValue()).forEach(addon::log);
 
@@ -193,4 +197,11 @@ public String toString()
             return "EntityGroup{" + "name=" + name + ", types=" + types + ", limit=" + limit + '}';
         }
     }
+
+    /**
+     * @return the asyncGolums
+     */
+    public boolean isAsyncGolums() {
+        return asyncGolums;
+    }
 }

src/main/java/world/bentobox/limits/listeners/EntityLimitListener.java

@@ -148,7 +148,7 @@ public void onCreatureSpawn(final CreatureSpawnEvent e) {
         switch (e.getSpawnReason()) {
         case BUILD_SNOWMAN:
         case BUILD_IRONGOLEM:
-            checkLimit(e, e.getEntity(), e.getSpawnReason(), bypass, true);
+            checkLimit(e, e.getEntity(), e.getSpawnReason(), bypass, addon.getSettings().isAsyncGolums());
         default:
             // Check limit sync
             checkLimit(e, e.getEntity(), e.getSpawnReason(), bypass, false);

src/main/resources/config.yml

@@ -13,6 +13,9 @@ gamemodes:
 # Cooldown for player recount command in seconds
 cooldown: 120
 
+# Use async checks for snowmen and iron golums. Set to false if you see problems.
+async-golums: true
+
 # General block limiting
 # Use this section to limit how many blocks can be added to an island.
 # 0 means the item will be blocked from placement completely.