Add campfire maintenance gameplay hooks

Source/AgrarianGame/AgrarianCampfire.cpp

@@ -178,7 +178,7 @@ void AAgrarianCampfire::GetLifetimeReplicatedProps(TArray<FLifetimeProperty>& Ou
 
 FText AAgrarianCampfire::GetInteractionText_Implementation(const AAgrarianGameCharacter* Interactor) const
 {
-	return bLit ? FText::FromString(TEXT("Add fuel")) : FText::FromString(TEXT("Light fire"));
+	return bLit ? FText::FromString(TEXT("Maintain fire")) : FText::FromString(TEXT("Light fire"));
 }
 
 bool AAgrarianCampfire::CanInteract_Implementation(const AAgrarianGameCharacter* Interactor) const
@@ -198,6 +198,10 @@ void AAgrarianCampfire::Interact_Implementation(AAgrarianGameCharacter* Interact
 	{
 		AddFuel(90.0f);
 	}
+	else if (bLit)
+	{
+		WatchFire();
+	}
 }
 
 void AAgrarianCampfire::CapturePersistentState_Implementation(UAgrarianPersistentActorComponent* PersistentComponent) const
@@ -407,8 +411,32 @@ void AAgrarianCampfire::MaintainFire(bool bClearArea, bool bContainFire)
 		bFireContained = true;
 	}
 
-	const float RiskReduction = (bFireAreaCleared ? 12.0f : 4.0f) + (bFireContained ? 12.0f : 4.0f);
-	FireRiskScore = FMath::Clamp(FireRiskScore - RiskReduction, 0.0f, 100.0f);
+	float RiskReduction = WatchedMaintenanceRiskReduction;
+	if (bClearArea)
+	{
+		RiskReduction += ClearedAreaRiskReduction;
+	}
+	if (bContainFire)
+	{
+		RiskReduction += ContainedFireRiskReduction;
+	}
+
+	ReduceFireRisks(RiskReduction);
+}
+
+void AAgrarianCampfire::WatchFire()
+{
+	MaintainFire(false, false);
+}
+
+void AAgrarianCampfire::ClearAreaAroundFire()
+{
+	MaintainFire(true, false);
+}
+
+void AAgrarianCampfire::ContainFire()
+{
+	MaintainFire(false, true);
 }
 
 float AAgrarianCampfire::GetFireRiskRatio() const
@@ -826,3 +854,12 @@ float AAgrarianCampfire::GetActiveBurningFuelScore() const
 
 	return FMath::Max(0.0f, VegetationFuelScore + StructureFuelScore);
 }
+
+void AAgrarianCampfire::ReduceFireRisks(float Amount)
+{
+	const float SafeAmount = FMath::Max(0.0f, Amount);
+	FireRiskScore = FMath::Clamp(FireRiskScore - SafeAmount, 0.0f, 100.0f);
+	GrassIgnitionRiskScore = FMath::Clamp(GrassIgnitionRiskScore - (SafeAmount * 0.75f), 0.0f, 100.0f);
+	ForestIgnitionRiskScore = FMath::Clamp(ForestIgnitionRiskScore - (SafeAmount * 0.5f), 0.0f, 100.0f);
+	StructureIgnitionRiskScore = FMath::Clamp(StructureIgnitionRiskScore - (SafeAmount * 0.75f), 0.0f, 100.0f);
+}

Source/AgrarianGame/AgrarianCampfire.h

@@ -114,6 +114,15 @@ public:
 	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Agrarian|Fire|Risk", meta = (ClampMin = "0", ClampMax = "1"))
 	float ContainedFireRiskMultiplier = 0.35f;
 
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Agrarian|Fire|Risk", meta = (ClampMin = "0"))
+	float WatchedMaintenanceRiskReduction = 8.0f;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Agrarian|Fire|Risk", meta = (ClampMin = "0"))
+	float ClearedAreaRiskReduction = 24.0f;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Agrarian|Fire|Risk", meta = (ClampMin = "0"))
+	float ContainedFireRiskReduction = 28.0f;
+
 	UPROPERTY(EditAnywhere, BlueprintReadWrite, Replicated, Category = "Agrarian|Fire|Vegetation", meta = (ClampMin = "0", ClampMax = "100"))
 	float GrassIgnitionRiskScore = 0.0f;
 
@@ -210,6 +219,15 @@ public:
 	UFUNCTION(BlueprintCallable, Category = "Agrarian|Fire|Risk")
 	void MaintainFire(bool bClearArea, bool bContainFire);
 
+	UFUNCTION(BlueprintCallable, Category = "Agrarian|Fire|Risk")
+	void WatchFire();
+
+	UFUNCTION(BlueprintCallable, Category = "Agrarian|Fire|Risk")
+	void ClearAreaAroundFire();
+
+	UFUNCTION(BlueprintCallable, Category = "Agrarian|Fire|Risk")
+	void ContainFire();
+
 	UFUNCTION(BlueprintCallable, BlueprintPure, Category = "Agrarian|Fire|Risk")
 	float GetFireRiskRatio() const;
 
@@ -246,4 +264,5 @@ protected:
 	void UpdateServerAuthoritativeFireSpread(float DeltaSeconds);
 	float GetFireSpreadWeatherMultiplier() const;
 	float GetActiveBurningFuelScore() const;
+	void ReduceFireRisks(float Amount);
 };