Added session system

Source/NakedDesire/Locations/LocationTrigger.h

@@ -20,8 +20,26 @@ class NAKEDDESIRE_API ALocationTrigger : public AActor
 	UPROPERTY(EditAnywhere)
 	ULocationData* LocationData;
 
+	// When set, the player crossing this trigger drives session start / end on
+	// USessionManagerSubsystem (GDD §4.1 / §4.3). Exactly one trigger — the
+	// apartment — should have this checked.
+	UPROPERTY(EditAnywhere, Category = "Session")
+	bool bIsApartment = false;
+
 public:
 	ALocationTrigger();
 
 	ULocationData* GetLocationData() const;
+
+protected:
+	virtual void BeginPlay() override;
+
+private:
+	UFUNCTION()
+	void OnTriggerBeginOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor,
+		UPrimitiveComponent* OtherComp, int32 OtherBodyIndex, bool bFromSweep, const FHitResult& SweepResult);
+
+	UFUNCTION()
+	void OnTriggerEndOverlap(UPrimitiveComponent* OverlappedComponent, AActor* OtherActor,
+		UPrimitiveComponent* OtherComp, int32 OtherBodyIndex);
 };