CommandCenter.h

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// Copyright Blue Isle Studios Inc 2021. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "GameModes/TeamDeathmatch/TeamDeathmatchSpawnPoint.h"
#include "AllOutWarfareObjectiveInterface.h"
#include "CommandCenter.generated.h"
 
DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FCommandCenterEventSignature, class ACommandCenter*, CommandCenter);
DECLARE_DYNAMIC_MULTICAST_DELEGATE_TwoParams(FCommandCenterHealthEventSignature, class ACommandCenter*, CommandCenter, float, Delta);
 class ADeployableAutonomousTurret;
 class ADestroyableObjective;
 
UCLASS()
class PROJECTX_API ACommandCenter : public ATeamDeathmatchSpawnPoint, public IAllOutWarfareObjectiveInterface
{
    GENERATED_BODY()
 
public:
    ACommandCenter();
    
    virtual void BeginPlay() override;
    virtual void DefensesDepleted();
    virtual void DestroyCommandCenter();
 
    virtual float GetObjectiveHealth() const override;
    virtual float GetObjectiveMaxHealth() const override;
    virtual bool GetIsObjectiveDead() const { return PartsAlive <= 0; }
    virtual int32 GetObjectiveTeam() const { return GetTeam(); }
    virtual int32 GetObjectiveSortOrder() const { return SortOrder; }
    virtual bool GetIsObjectiveProperlyInitialized() const { return bIsProperlyInitialized; }
 
    UFUNCTION(BlueprintPure, Category = "Command Center")
    bool HasDefensesUp() const;
 
    UFUNCTION()
    virtual void OnPartDamageTaken(ADestroyableObjective* Objective, const float Damage, struct FDamageEvent const& DamageEvent, class AController* EventInstigator, class AActor* DamageCauser, class APlayerState* InstigatorPlayerState);
    UFUNCTION()
    virtual void OnPartDestroyed(ADestroyableObjective* Objective, const float Damage, struct FDamageEvent const& DamageEvent, class AController* EventInstigator, class AActor* DamageCauser, class APlayerState* InstigatorPlayerState);
    UFUNCTION()
    virtual void OnPartActivationChanged(ADestroyableObjective* Objective);
 
    UPROPERTY(BlueprintAssignable, Category = "Command Center Events")
    FCommandCenterEventSignature OnCommandCenterDestroyed;
    UPROPERTY(BlueprintAssignable, Category = "Command Center Events")
    FCommandCenterEventSignature OnCommandCenterUnderAttack;
    UPROPERTY(BlueprintAssignable, Category = "Command Center Events")
    FCommandCenterHealthEventSignature OnCommandCenterHealthChanged;
    UPROPERTY(BlueprintAssignable, Category = "Command Center Events")
    FCommandCenterEventSignature OnDefensesDepleted;
    UPROPERTY(BlueprintAssignable, Category = "Command Center Events")
    FCommandCenterEventSignature OnCommandCenterProperlyInitialized;
 
protected:
    UFUNCTION()
    virtual void CheckForInitialization();
    UFUNCTION(BlueprintImplementableEvent)
    void OnCommandCenterInitialized();
 
    // The damageable parts that make this Command Center
    UPROPERTY(EditInstanceOnly, Category = "Command Center")
    TArray<ADestroyableObjective*> DestroyableParts;
    // The autonomous turrets assigned to defend this Command Center
    UPROPERTY(EditInstanceOnly, Category = "Command Center")
    TArray<ADeployableAutonomousTurret*> DefensiveTurrets;
 
    /* Determines what order the points will display on the HUD */
    UPROPERTY(EditInstanceOnly, Category = "Command Center", meta = (AllowPrivateAccess = true))
    int32 SortOrder = INDEX_NONE;
 
    UFUNCTION()
    virtual void OnHealthChanged(float Delta);
 
private:
    // The parts that are still alive
    uint8 PartsAlive = UINT8_MAX;
 
    FTimerHandle InitializationTimerHandle;
    bool bIsProperlyInitialized = false;
};