stable

js/simulation_maintenance_system.js

@@ -0,0 +1,51 @@
+"use strict";
+
+// Layer: simulation/system-maintenance
+// Owns periodic compaction, counts refresh, grass limit enforcement,
+// out-of-bounds cleanup, and draw-list invalidation.
+(function (global) {
+  function runMaintenance(worldRef, dt, itemCountBefore) {
+    worldRef.compactTimer += dt;
+    const compactInterval = 2.5;
+    let itemsCompacted = false;
+    if (worldRef.compactTimer >= compactInterval) {
+      itemsCompacted = worldRef.compactItems();
+      worldRef.compactEffects();
+      worldRef.compactTarinai();
+      worldRef.compactAnts?.();
+      worldRef.compactTimer = 0;
+    }
+
+    worldRef.countsTimer += dt;
+    const countsInterval = 2.0;
+    if (worldRef.countsTimer >= countsInterval || itemsCompacted || worldRef.items.length !== itemCountBefore) {
+      worldRef.updateItemCounts();
+      worldRef.updateEffectCounts();
+      worldRef.countsTimer = 0;
+    }
+    if ((worldRef.time || 0) >= (worldRef.nextGrassLimitCheckAt || 0)) {
+      worldRef.nextGrassLimitCheckAt = (worldRef.time || 0) + 3.0;
+      const removedGrass = worldRef.enforceGrassLimit?.("periodic-grass-limit") || 0;
+      if (removedGrass > 0) {
+        worldRef.compactItems();
+        worldRef.updateItemCounts();
+      }
+    }
+
+    if ((worldRef.outOfBoundsCheckAt || -999) + 5.0 <= worldRef.time) {
+      worldRef.outOfBoundsCheckAt = worldRef.time;
+      worldRef.sanitizeOutOfBounds();
+    }
+
+    worldRef.drawSortTimer += dt;
+    const sortInterval = 0.25;
+    if (worldRef.drawSortTimer >= sortInterval) {
+      worldRef.drawListDirty = true;
+      worldRef.drawSortTimer = 0;
+    }
+  }
+
+  global.TarinaiMaintenanceSimulationSystem = Object.freeze({
+    phases: Object.freeze({ runMaintenance }),
+  });
+})(typeof window !== "undefined" ? window : globalThis);