schematic selection dialog

src/lib/sim/Simulation.h

@@ -12,7 +12,7 @@
 #include "BeltSystem.h"
 #include "EntityAdmin.h"
 #include "entt/entity/entity.hpp"
-#include "SchematicDropEvent.h"
+#include "SchematicChoiceOption.h"
 #include "BuildingType.h"
 #include "BuildingId.h"
 #include "EventHandler.h"
@@ -52,8 +52,16 @@ public:
     // internal queue. Call once per rendered frame (REQ-SHP-FIRING-BEAM).
     std::vector<FireEvent> drainFireEvents();
 
-    // Returns all schematic drop events since the last drain.
-    std::vector<SchematicDropEvent> drainSchematicDropEvents();
+    // Returns the pending schematic choices (empty if no drop is pending).
+    const std::vector<SchematicChoiceOption>& getPendingSchematicChoices() const;
+
+    // Returns true if there are pending schematic choices waiting for player input.
+    bool hasSchematicChoicesPending() const;
+
+    // Applies the player's chosen schematic from the pending choices.
+    // choiceIndex must be in [0, pendingChoices.size()).
+    // Clears the pending choices after application.
+    void applySchematicChoice(int choiceIndex);
 
     Tick   currentTick()          const;
     int    buildingBlocksStock()  const;
@@ -108,8 +116,8 @@ private:
     // Tick step 9: remove dead ships and buildings, drop scrap, handle push.
     void tickDeathsAndLoot();
 
-    // Award a random schematic drop (REQ-DEF-SCHEMATIC-DROP) and emit the event.
-    void awardSchematicDrop(int destroyedStationLevel);
+    // Generate up to 3 schematic choices (REQ-DEF-SCHEMATIC-DROP) for the player.
+    void generateSchematicChoices(int destroyedStationLevel);
 
     GameConfig m_config;
     std::mt19937 m_rng;
@@ -158,5 +166,5 @@ private:
     std::unique_ptr<CombatSystem>     m_combatSystem;
 
     std::vector<FireEvent>          m_fireEvents;
-    std::vector<SchematicDropEvent> m_schematicDropEvents;
+    std::vector<SchematicChoiceOption> m_pendingSchematicChoices;
 };