AISpawnLocation.h

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// Fill out your copyright notice in the Description page of Project Settings.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Data/AIDataTypes.h"
#include "GameFramework/Actor.h"
#include "AISpawnLocation.generated.h"
 
enum class EDeathType : uint8;
DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FOnFinishedSpawning, AAISpawnLocation*, SelfActor);
DECLARE_DYNAMIC_MULTICAST_DELEGATE_TwoParams(FOnAISpawned, const AActor*, Actor, AAISpawnLocation*, SelfActor);
// DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FOnAISpawnedDeath, AActor*, Actor);
 
UCLASS()
class AITOOLKIT_API AAISpawnLocation : public AActor
{
    GENERATED_BODY()
    
public: 
    AAISpawnLocation();
 
    UPROPERTY(BlueprintAssignable, Category="AI Spawn")
    FOnAISpawned OnAISpawned;
    UPROPERTY(BlueprintAssignable, Category="AI Spawn")
    FOnFinishedSpawning OnFinishedSpawning;
    // UPROPERTY(BlueprintAssignable, Category="AI Spawn")
    // FOnAISpawnedDeath OnAISpawnedDeath;
 
    
 
    UFUNCTION(BlueprintCallable, Category="AI Spawn")
    void AIDeath(AActor* OwningActor, EDeathType DeathType, AActor* DeathCauser, AController* DeathInstigator);
    UFUNCTION(BlueprintCallable, Category="AI Spawn")
    void SetSpawnLocationData(const FAISpawnLocationData Data){AISpawnLocationData = Data;};
    
protected:
    virtual void BeginPlay() override;
    virtual void OnConstruction(const FTransform& Transform) override;
 
 
    //-     Components      //
    UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category="AI Tool Kit")
    class USceneComponent* SceneRoot;
    UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category="AI Tool Kit")
    class UBillboardComponent* PreviewIcon;
    UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category="AI Tool Kit")
    class USphereComponent* TriggerAreaComponent;
    UPROPERTY(VisibleAnywhere, BlueprintReadOnly, Category="AI Tool Kit")
    class USphereComponent* SpawnAreaComponent;
 
    //-     Area the AI can spawn in    //
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category="AI Tool Kit|Spawner")
    float SpawnRadius = 400.0f;
    //-     The distance between the player and the spawn point before the ai spawns.   //
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category="AI Tool Kit|Spawner")
    float SpawnDistance = 2000.0f;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category="AI Tool Kit|Spawner")
    FAISpawnLocationData AISpawnLocationData;
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category="AI Tool Kit|Debugging")
    bool bDebuggingMode = false;
    
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category="AI Tool Kit|Characters")
    TArray<APawn*> SpawnedAI;
    
    UPROPERTY(EditAnywhere, BlueprintReadWrite, Category="AI Tool Kit|Spawner")
    float SpawnDelayCheck = 2.0f;
 
private:
 
    FVector GetRandomSpawnLocation(TArray<FVector>& Locations);
 
    FVector GetRandomSpawnLocationInArea(TArray<FVector>& Locations);
    
    bool IsPointInsideSphere(const FVector& Point, const USphereComponent* Sphere);
    
    void CheckAISpawnData();
    
    void RemoveVisualizers() const;
    void SetRandomNumber();
    void CheckForSpawn();
    void SpawnAI();
    void SpawnAICharacter(FAISpawnLocationData& SpawnLocationData);
 
    FTimerHandle InitialDelayTimerHandle;
    FTimerHandle NextSpawnTimerHandle;
    FTimerHandle DestroyTimerHandle;
 
    int32 LastUsedLocationIndex = -1;
 
};