WeaponInstanceSpawnableVehicle.h

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// Copyright Blue Isle Studios Inc 2018. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Weapons/WeaponInstance.h"
#include "WeaponInstanceSpawnableVehicle.generated.h"
 
class AProjectXVehicle;
class AProjectXCharacter;
DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FVehicleSpawnedSignature, AProjectXVehicle*, Vehicle);
 
UCLASS()
class PROJECTX_API UWeaponInstanceSpawnableVehicle : public UWeaponInstance
{
    GENERATED_UCLASS_BODY()
 
public:
    UFUNCTION(BlueprintCallable)
    AProjectXVehicle* GetVehicle() const{ return Vehicle.IsValid() ? Vehicle.Get() : NULL;}
    UFUNCTION(BlueprintCallable)
    const FVector& GetDisplayScale() const { return DisplayScale; }
    
    virtual bool Fire(uint8 Mode, float WorldTimeOverride) override;
    virtual void FireComplete(uint8 Mode) override;
    virtual bool CanReload(EWeaponError& ErrorMessage) const override;
    virtual void UnEquipComplete() override;
    virtual bool CanEquip() const override;
    virtual bool CanFire(EWeaponError& ErrorMessage, uint8 Mode) const override;
 
    UFUNCTION(Server, Reliable, WithValidation)
    void Server_Toggle_SpawnActor(const FTransform& DeployTransform, bool OverrideValidation = false);
    UFUNCTION(BlueprintNativeEvent)
    void GetSpawnTransform(FTransform& SpawnTransform);
    UFUNCTION(BlueprintCallable, Category = Spawnable)
    TSubclassOf<AProjectXVehicle> GetVehicleClass() const { return VehicleClass; }
 
    bool IsPersonalVehicle() const { return bPersonalVehicle; }
    void SetDisableVehicle(const bool bInDisableVehicle);
    
    UPROPERTY(BlueprintAssignable)
    FVehicleSpawnedSignature ActiveSpawnableEvent;
 
protected:
 
    UFUNCTION()
    void OnExitedVehicle(AProjectXVehicle* PreviousVehicle, AProjectXCharacter* OldDriver);
    UFUNCTION()
    virtual void OnVehicleDestroyed();
    UFUNCTION()
    virtual void OnRep_Vehicle();
    UFUNCTION()
    void DestroyVehicle(AProjectXVehicle* PreviousVehicle);
    UFUNCTION()
    void OnDriverDied(AActor* Victim, const float Damage, struct FDamageEvent const& DamageEvent, const class AController* EventInstigator, const class AActor* DamageCauser, const class APlayerState* InstigatorPlayerState);
    UFUNCTION()
    void LeaveVehicle(bool bHold, float Duration);
 
    UFUNCTION(BlueprintImplementableEvent, Category = "Deployable Weapon")
    void VehicleDestroyed();
    
    //List of deployables owned by this weapon.
    UPROPERTY(ReplicatedUsing =  OnRep_Vehicle)
    TWeakObjectPtr<AProjectXVehicle> Vehicle;
    /* How far in front of the player should the deployable be shown? */
    UPROPERTY(EditDefaultsOnly, Category = "Deployable Weapon")
    float DeployableForwardOffset = 500.f;
    /* Actor this item will deploy */
    UPROPERTY(EditDefaultsOnly, Category = "Deployable Vehicle")
    TSubclassOf<AProjectXVehicle> VehicleClass = NULL;
    /* Leniency distance from the player we will allow when attempting to validate this placement on the server */
    UPROPERTY(EditDefaultsOnly, Category = "Deployable Weapon")
    float DeployDistanceLeniency = 200.f;
    /* Max number of instances that can be spawned*/
    UPROPERTY(EditDefaultsOnly, Category = "Deployable Weapon")
    int32 MaxInstances = 1;
    /*Delay before vehicle is destoryed*/
    UPROPERTY(EditDefaultsOnly, meta = (ClampMin = 0.0f), Category = "Deployable Weapon")
    float VehicleDeathDelay = 1.0f;
    /* the size the vehicle is displayed at*/
    UPROPERTY(EditDefaultsOnly, Category = "Deployable Weapon")
    FVector DisplayScale = FVector::OneVector;
 
    FTimerHandle DeathTimer;
    FTimerDelegate DeathDelegate;
 
 
    UPROPERTY()
    bool bFireValidated = false;
    UPROPERTY(EditDefaultsOnly, Category = "Deployable Weapon")
    bool bPersonalVehicle = true;
    UPROPERTY(EditDefaultsOnly, Category = "Deployable Weapon")
    bool bDisabledVehicle = false;
};