// Copyright (c) 2026 Reignance Studios. MIT License, see LICENSE.

#pragma once

#include "CoreMinimal.h"
#include "AbilitySystemInterface.h"
#include "GameFramework/Character.h"
#include "GameplayTagContainer.h"
#include "GKLCharacter.generated.h"

class UAbilitySystemComponent;

/**
 * Character whose abilities live on AGKLPlayerState.
 *
 * The ASC needs its avatar set on both machines: the server in PossessedBy, the owning
 * client in OnRep_PlayerState. Missing the client half is the most common reason
 * predicted abilities never activate on the client.
 *
 * Input binding is not included: call ActivateAbilityByTag from your Enhanced Input events.
 */
UCLASS()
class GASKITLITE_API AGKLCharacter : public ACharacter, public IAbilitySystemInterface
{
	GENERATED_BODY()

public:
	AGKLCharacter(const FObjectInitializer& ObjectInitializer = FObjectInitializer::Get());

	virtual void PossessedBy(AController* NewController) override;
	virtual void OnRep_PlayerState() override;
	virtual void GetLifetimeReplicatedProps(TArray<FLifetimeProperty>& OutLifetimeProps) const override;
	virtual UAbilitySystemComponent* GetAbilitySystemComponent() const override;

	/** Activates every granted ability with this tag (e.g. Ability.Heal). Call it on the owning client to predict. */
	UFUNCTION(BlueprintCallable, Category = "GASKit Lite")
	bool ActivateAbilityByTag(FGameplayTag AbilityTag);

	UFUNCTION(BlueprintPure, Category = "GASKit Lite")
	bool IsDead() const { return bIsDead; }

	/** Server only. Called by the Death ability. */
	void Die();

protected:
	/** Runs on the server and on every client. Default: stop movement. */
	UFUNCTION(BlueprintNativeEvent, Category = "GASKit Lite")
	void OnDeath();
	virtual void OnDeath_Implementation();

	UPROPERTY(ReplicatedUsing = OnRep_IsDead, BlueprintReadOnly, Category = "GASKit Lite")
	bool bIsDead = false;

	UFUNCTION()
	void OnRep_IsDead();

private:
	void InitAbilitySystem();
};