implement waves

src/lib/sim/Simulation.h

@@ -1,7 +1,9 @@
 #pragma once
 
+#include <map>
 #include <memory>
 #include <random>
+#include <string>
 #include <vector>
 
 #include "BeltSystem.h"
@@ -12,8 +14,10 @@
 #include "Tick.h"
 
 class BuildingSystem;
+class CombatSystem;
 class ShipSystem;
 class ScrapSystem;
+class WaveSystem;
 
 class Simulation
 {
@@ -31,8 +35,14 @@ public:
     // Returns all blueprint drop events since the last drain.
     std::vector<BlueprintDropEvent> drainBlueprintDropEvents();
 
-    Tick currentTick() const;
-    int  buildingBlocksStock() const;
+    Tick   currentTick()          const;
+    int    buildingBlocksStock()  const;
+    bool   isGameOver()           const;
+    double threatLevel()          const;
+
+    // Blueprint state queries.
+    int  blueprintLevel(const std::string& shipId)    const;
+    bool isBlueprintUnlocked(const std::string& shipId) const;
 
     BuildingSystem&       buildings();
     const BuildingSystem& buildings() const;
@@ -46,17 +56,47 @@ public:
 private:
     EntityId allocateId();  // Strictly increasing; never returns kInvalidEntityId.
 
+    // Populate HQ, player defence stations, and the first enemy station set.
+    void placeInitialStructures();
+
+    // Place two enemy defence stations for the given generation level.
+    // Stores their IDs in m_currentEnemyStationIds.
+    void placeEnemyStationSet(int generation);
+
+    // Tick step 9: remove dead ships and buildings, drop scrap, handle push.
+    void tickDeathsAndLoot();
+
+    // Award a random blueprint drop (REQ-DEF-BLUEPRINT-DROP) and emit the event.
+    void awardBlueprintDrop();
+
     const GameConfig& m_config;
     std::mt19937 m_rng;
 
     Tick     m_currentTick;
     EntityId m_nextId;
     int      m_buildingBlocksStock;
+    bool     m_gameOver = false;
+
+    // Pre-placed structure IDs.
+    EntityId m_hqId;
+    EntityId m_playerStation1Id;
+    EntityId m_playerStation2Id;
+    EntityId m_currentEnemyStationIds[2];
+
+    // Blueprint unlock state (REQ-DEF-BLUEPRINT-DROP).
+    struct BlueprintState
+    {
+        bool unlocked;
+        int  level;
+    };
+    std::map<std::string, BlueprintState> m_blueprintLevels;
 
     BeltSystem                      m_beltSystem;
     std::unique_ptr<BuildingSystem> m_buildingSystem;
     std::unique_ptr<ShipSystem>     m_shipSystem;
     std::unique_ptr<ScrapSystem>    m_scrapSystem;
+    std::unique_ptr<WaveSystem>     m_waveSystem;
+    std::unique_ptr<CombatSystem>   m_combatSystem;
 
     std::vector<FireEvent>          m_fireEvents;
     std::vector<BlueprintDropEvent> m_blueprintDropEvents;