Aura-TopDownRPG-GAS/Source/Aura/Private/AbilitySystem/AuraAbilitySystemComponent.cpp

// Copyright Echo Devgroup


#include "AbilitySystem/AuraAbilitySystemComponent.h"

#include "AuraGameplayTags.h"
#include "AbilitySystem/GameplayAbility/AuraGameplayAbility.h"

void UAuraAbilitySystemComponent::AbilityActorInfoSet()
{
	OnGameplayEffectAppliedDelegateToSelf.AddUObject( this, &UAuraAbilitySystemComponent::ClientEffectApplied);
}

void UAuraAbilitySystemComponent::AddCharacterAbilities(const TArray<TSubclassOf<UGameplayAbility>>& StartupAbilities)
{
	for (const TSubclassOf<UGameplayAbility> AbilityClass : StartupAbilities)
	{
			
		FGameplayAbilitySpec AbilitySpec = FGameplayAbilitySpec(AbilityClass, 1); //Cannot be Const if GiveAbilityAndActivateOnce
		if (const UAuraGameplayAbility* AuraAbility = Cast<UAuraGameplayAbility>(AbilitySpec.Ability))
		{
			//AbilitySpec.DynamicAbilityTags is depreciated, use GetDynamicSpecSourceTags() instead.
			AbilitySpec.GetDynamicSpecSourceTags().AddTag(AuraAbility->StartupInputTag);
			GiveAbility(AbilitySpec);
		}
	}
}

void UAuraAbilitySystemComponent::AbilityInputTagHeld(const FGameplayTag& InputTag)
{
	if (!InputTag.IsValid()) return;
	for (FGameplayAbilitySpec& AbilitySpec : GetActivatableAbilities())
	{
		//AbilitySpec.DynamicAbilityTags is depreciated, use GetDynamicSpecSourceTags() instead.
		if (AbilitySpec.GetDynamicSpecSourceTags().HasTagExact(InputTag))
		{
			AbilitySpecInputPressed(AbilitySpec);
			if (!AbilitySpec.IsActive())
			{
				TryActivateAbility(AbilitySpec.Handle);
			}
		}
	}
}

void UAuraAbilitySystemComponent::AbilityInputTagReleased(const FGameplayTag& InputTag)
{
	if (!InputTag.IsValid()) return;
	for (FGameplayAbilitySpec& AbilitySpec : GetActivatableAbilities())
	{
		//AbilitySpec.DynamicAbilityTags is depreciated, use GetDynamicSpecSourceTags() instead.
		if (AbilitySpec.GetDynamicSpecSourceTags().HasTagExact(InputTag)) 
		{
			AbilitySpecInputPressed(AbilitySpec);
		}
	}
}

void UAuraAbilitySystemComponent::ClientEffectApplied_Implementation(UAbilitySystemComponent* AbilitySystemComponent,
	const FGameplayEffectSpec& EffectSpec, FActiveGameplayEffectHandle ActiveEffectHandle)
{
	//GEngine->AddOnScreenDebugMessage(1,8.f, FColor::Blue,FString("Effect Applied!"));

	FGameplayTagContainer TagContainer;
	EffectSpec.GetAllAssetTags(TagContainer);

	EffectAssetTags.Broadcast(TagContainer);
	
	for (const FGameplayTag& Tag : TagContainer)
	{
		//TODO: Broadcast the tag to the widget controller
		//Message for Debugging tags being applied
		//const FString msg = FString::Printf(TEXT("GE Tag: %s"), *Tag.ToString());
		//GEngine->AddOnScreenDebugMessage(-1,8.f, FColor::Blue,msg);
	}
}