Implemented Bounty Class Functionality

EndlessVendetta/Source/EndlessVendetta/BountySystem/BountyClass.cpp

@@ -11,17 +11,120 @@ ABountyClass::ABountyClass()
 
 }
 
-// Called when the game starts or when spawned
 void ABountyClass::BeginPlay()
 {
 	Super::BeginPlay();
 
+	SpawnCheckpoints();
+	
 }
 
-// Called every frame
 void ABountyClass::Tick(float DeltaTime)
 {
 	Super::Tick(DeltaTime);
 
 }
 
+void ABountyClass::SpawnCheckpoints()
+{
+	// Spawn all checkpoints associated with this bounty and store them in order
+	FActorSpawnParameters SpawnParameters;
+	SpawnParameters.SpawnCollisionHandlingOverride = ESpawnActorCollisionHandlingMethod::AlwaysSpawn;
+	
+	for(TSubclassOf<ACheckpointClass> CheckpointClass : CheckpointsToSpawn)
+	{
+		if (CheckpointClass == nullptr)
+		{
+			// An unassigned checkpoint class can lead to undefined behaviour, hence the fatal log
+			UE_LOG(LogTemp, Fatal, TEXT("A checkpoint class wasn't set for %s"), *BountyTitle);
+			return;
+		}
+
+		FVector Loc = CheckpointClass.GetDefaultObject()->GetCheckpointSpawnTransform().GetLocation();
+		FRotator Rot = CheckpointClass.GetDefaultObject()->GetCheckpointSpawnTransform().GetRotation().Rotator();
+		ACheckpointClass* SpawnedCheckpoint = Cast<ACheckpointClass>(GetWorld()->SpawnActor<AActor>(CheckpointClass, Loc, Rot, SpawnParameters));
+		BountyCheckpoints.Add(SpawnedCheckpoint);
+	}
+
+	// Activate the first checkpoint and listen for its completion
+	BountyCheckpoints[0]->Active = true;
+	BountyCheckpoints[0]->CompletedCheckpoint.AddDynamic(this, &ABountyClass::IncrementBountyCheckpoint);
+}
+
+void ABountyClass::IncrementBountyCheckpoint()
+{
+	// Broadcast that the first Checkpoint has been completed so that side bounties can be destroyed
+	if (!BountyStarted)
+	{
+		BountyStarted = true;
+		CompletedFirstCheckpoint.Broadcast();
+	}
+
+	// Bounty Completion Condition
+	if (BountyCheckpoints.Num() <= MinCPsRequiredForCompletion)
+	{
+		Completed = true;
+		BountyCheckpoints[0]->Active = false;
+		BountyCheckpoints[0]->Destroy();
+		BountyCheckpoints.RemoveAt(0);
+		UE_LOG(LogTemp, Warning, TEXT(" You've Completed the Bounty!! Well done"));
+		return;
+	}
+
+	if (BountyCheckpoints[0] == nullptr)
+	{
+		UE_LOG(LogTemp, Fatal, TEXT("Missing checkpoint in bounty checkpoints, could've failed to spawn or cast"));
+		return;
+	}
+
+	// Destroy Actor and Shrink Array
+	BountyCheckpoints[0]->Active = false;
+	BountyCheckpoints[0]->Destroy();
+	BountyCheckpoints.RemoveAt(0);
+
+	// Set the new checkpoint in pos 0 to be active and listen for it's completion
+	BountyCheckpoints[0]->Active = true;
+	BountyCheckpoints[0]->CompletedCheckpoint.AddDynamic(this, &ABountyClass::IncrementBountyCheckpoint);
+	
+}
+
+void ABountyClass::CollectRewards_Implementation()
+{
+	UE_LOG(LogTemp, Warning, TEXT("The player has gained $%d for completing the bounty!"), RewardMoney);
+}
+
+void ABountyClass::UpdateBountyCheckpoints(TMap<int, TSubclassOf<ACheckpointClass>> ReplacementCheckpoints)
+{
+	if (ReplacementCheckpoints.IsEmpty())
+	{
+		UE_LOG(LogTemp, Warning, TEXT("No Replacement Steps found"));
+		return;
+	}
+
+	FActorSpawnParameters SpawnParameters;
+	SpawnParameters.SpawnCollisionHandlingOverride = ESpawnActorCollisionHandlingMethod::AlwaysSpawn;
+
+	for (auto ReplacementCheckpoint : ReplacementCheckpoints)
+	{
+		BountyCheckpoints[ReplacementCheckpoint.Key]->Destroy();
+		ReplacementCheckpointClass = ReplacementCheckpoint.Value;
+
+		FVector Loc = ReplacementCheckpointClass.GetDefaultObject()->GetCheckpointSpawnTransform().GetLocation();
+		FRotator Rot = ReplacementCheckpointClass.GetDefaultObject()->GetCheckpointSpawnTransform().GetRotation().Rotator();
+		ACheckpointClass* SpawnedCheckpoint = Cast<ACheckpointClass>(GetWorld()->SpawnActor<AActor>(ReplacementCheckpoint.Value, Loc, Rot, SpawnParameters));
+
+		if (SpawnedCheckpoint == nullptr)
+		{
+			UE_LOG(LogTemp, Fatal, TEXT("The new checkpoint hasn't spawned in properly or can't be cast to"));
+			return;
+		}
+
+		BountyCheckpoints[ReplacementCheckpoint.Key] = SpawnedCheckpoint;
+		if (ReplacementCheckpoint.Key == 0)
+		{
+			BountyCheckpoints[ReplacementCheckpoint.Key]->Active = true;
+			BountyCheckpoints[ReplacementCheckpoint.Key]->CompletedCheckpoint.AddDynamic(this, &ABountyClass::IncrementBountyCheckpoint);
+		}
+	}
+}
+

EndlessVendetta/Source/EndlessVendetta/BountySystem/BountyClass.h

@@ -3,24 +3,140 @@
 #pragma once
 
 #include "CoreMinimal.h"
+#include "CheckpointClass.h"
 #include "GameFramework/Actor.h"
 #include "BountyClass.generated.h"
 
+DECLARE_DYNAMIC_MULTICAST_DELEGATE(FCompletedFirstCheckpoint)
+
 UCLASS()
 class ENDLESSVENDETTA_API ABountyClass : public AActor
 {
 	GENERATED_BODY()
 
-public:	
+	// Used to temp store value of incoming replacement checkpoint class
-	// Sets default values for this actor's properties
+	TSubclassOf<ACheckpointClass> ReplacementCheckpointClass;
-	ABountyClass();
+	
+	bool BountyStarted = false;
 
 protected:
+	// ------- Properties Set in Editor --------------
+	UPROPERTY(EditDefaultsOnly, Category = "Bounty")
+	TArray<TSubclassOf<ACheckpointClass>> CheckpointsToSpawn;
+          
+	UPROPERTY(EditDefaultsOnly, Category = "Bounty")
+	int RewardMoney = 0;
+
+	UPROPERTY(EditDefaultsOnly, Category = "Bounty")
+	FString BountyTitle;
+
+	UPROPERTY(EditDefaultsOnly, Category = "Bounty")
+	FString BountyDesc;
+	// -----------------------------------------------
+	
+	bool Completed = false;
+	
+	/**
+	 * Default is 2 as final step in most Bounties is to return to ship,
+	 * which can't be completed. Change to 1 if that's not the case.
+	 */
+	int MinCPsRequiredForCompletion = 2;
+
+	// Spawned in Checkpoints for this Bounty
+	TArray<ACheckpointClass*> BountyCheckpoints;
+
+	// Spawns and stores this Bounties Checkpoints in order
+	void SpawnCheckpoints();
+	
 	// Called when the game starts or when spawned
 	virtual void BeginPlay() override;
 
+	
 public:
+	// Broadcast when first checkpoint from this bounty is completed
+	FCompletedFirstCheckpoint CompletedFirstCheckpoint;
+
+	// ------ Getters for Bounty and Checkpoint Properties ------
+	bool IsCompleted()
+	{
+		return Completed;
+	}
+
+	FString GetBountyTitle()
+	{
+		return BountyTitle;
+	}
+
+	FString GetBountyDesc()
+	{
+		return BountyDesc;
+	}
+
+	FVector GetCheckpointLocation()
+	{
+		if (BountyCheckpoints.IsEmpty() || BountyCheckpoints[0] == nullptr)
+		{
+			return FVector(0, 0, 0);
+		}
+
+		return BountyCheckpoints[0]->GetCheckpointSpawnTransform().GetLocation();
+	}
+
+	FVector GetActiveWaypointLocation()
+	{
+		if (BountyCheckpoints.IsEmpty() || BountyCheckpoints[0] == nullptr)
+		{
+			return FVector(0, 0, 0);
+		}
+
+		return BountyCheckpoints[0]->GetWaypointLoc();
+	}
+
+	UTexture2D* GetActiveWaypointIcon()
+	{
+		if (BountyCheckpoints.IsEmpty() || BountyCheckpoints[0] == nullptr)
+		{
+			return nullptr;
+		}
+
+		return BountyCheckpoints[0]->GetWaypointIcon();
+	}
+
+	FString GetCheckpointDescription()
+	{
+		if (BountyCheckpoints.IsEmpty() || BountyCheckpoints[0] == nullptr)
+		{
+			return FString("No more Bounty checkpoints, check BountyClass.h GetCheckpointDescription()");
+		}
+
+		return BountyCheckpoints[0]->GetCheckpointDesc();
+	}
+	// ----------------------------------------------------------
+
+	// Sets default values for this actor's properties
+	ABountyClass();
+
 	// Called every frame
     virtual void Tick(float DeltaTime) override;
 	
+	// Called when a checkpoint is completed, handles moving onto next checkpoint and discarding the old one
+	UFUNCTION()
+	virtual void IncrementBountyCheckpoint();
+
+	// Collect Money in C++, any other special reward will be implemented in BP if neccessary
+	UFUNCTION(BlueprintCallable, BlueprintNativeEvent)
+	void CollectRewards();
+
+	void DestroyReturnToShipStep()
+	{
+		if (BountyCheckpoints.Num() > 1)
+		{
+			UE_LOG(LogTemp, Warning, TEXT("Didn't Destroy final step as more than one steps still left in Bounty"));
+		}
+
+		BountyCheckpoints[0]->Destroy();
+	}
+
+	// Called by Bounty Director, replaces specified checkpoints to alter Bounty when player completes a side bounty
+	void UpdateBountyCheckpoints(TMap<int, TSubclassOf<ACheckpointClass>> ReplacementCheckpoints);
 };