rename EntityId to BuildingId

src/lib/sim/Simulation.h

@@ -14,7 +14,7 @@
 #include "entt/entity/entity.hpp"
 #include "SchematicDropEvent.h"
 #include "BuildingType.h"
-#include "EntityId.h"
+#include "BuildingId.h"
 #include "FireEvent.h"
 #include "GameConfig.h"
 #include "Rotation.h"
@@ -62,11 +62,11 @@ public:
     bool isSchematicUnlocked(const std::string& shipId) const;
 
     // Checks affordability, deducts building blocks, and places the building.
-    // Returns the new entity id, or kInvalidEntityId if blocks are insufficient.
-    EntityId tryPlaceBuilding(BuildingType type, QPoint anchor, Rotation rotation);
+    // Returns the new entity id, or kInvalidBuildingId if blocks are insufficient.
+    BuildingId tryPlaceBuilding(BuildingType type, QPoint anchor, Rotation rotation);
 
     // Demolishes the building with the given id and refunds building blocks.
-    void demolish(EntityId id);
+    void demolish(BuildingId id);
 
     BuildingSystem&       buildings();
     const BuildingSystem& buildings() const;
@@ -80,7 +80,7 @@ public:
     const EntityAdmin&    admin() const;
 
 private:
-    EntityId allocateId();  // Strictly increasing; never returns kInvalidEntityId.
+    BuildingId allocateBuildingId();  // Strictly increasing; never returns kInvalidBuildingId.
 
     // Populate HQ, player defence stations, and the first enemy station set.
     void placeInitialStructures();
@@ -100,12 +100,12 @@ private:
 
     Tick     m_currentTick;
     Tick     m_nextDepartureTick;
-    EntityId m_nextId;
+    BuildingId m_nextBuildingId;
     int      m_buildingBlocksStock;
     bool     m_gameOver = false;
 
     // Pre-placed structure IDs.
-    EntityId     m_hqBuildingId;           // Building id (for belt integration)
+    BuildingId     m_hqBuildingId;           // Building id (for belt integration)
     entt::entity m_hqProxyEntity;          // ECS entity (HP, targeting)
     entt::entity m_playerStation1Entity;
     entt::entity m_playerStation2Entity;