// Fill out your copyright notice in the Description page of Project Settings.

#pragma once

#include "CoreMinimal.h"
#include "PartyMember.h"
#include "Subsystems/LocalPlayerSubsystem.h"
#include "PartySubsystem.generated.h"

/**
 * 
 */
UCLASS(meta=(ShowWorldContextPin))
class SPACEBATTLER_API UPartySubsystem : public UGameInstanceSubsystem
{
	GENERATED_BODY()
public:
	UFUNCTION(BlueprintCallable)
	int32 SpawnParty(const float InVerticalSpacing, const float InHorizontalOffset, const float InHorizontalSpacing, const int InNumRows);

	UFUNCTION(BlueprintCallable)
	void SetCredits(int32 Amount);

	UFUNCTION(BlueprintCallable)
	int32 GetTotalAvailablePartyMembers();

	UFUNCTION(BlueprintCallable)
	int32 GetTotalAllocatedPartyMembers();

	UFUNCTION(BlueprintCallable)
	TArray<UPartyMember*> GetMembersInTier(const int32 Tier);
	
protected:
	void SpawnUnits();

	UPROPERTY(BlueprintReadWrite, EditAnywhere)
	TArray<TObjectPtr<UPartyMember>> PartyMembers;
	
	UPROPERTY()
	TArray<TSubclassOf<AActor>> SpawnQueue;

	UPROPERTY(BlueprintReadWrite, EditAnywhere)
	UPrimaryDataAsset* SelectedGeneral;

	UPROPERTY(BlueprintReadWrite, EditAnywhere)
	int32 Credits;

	UPROPERTY()
	AActor* SpawnPoint;
	
	FTimerHandle SpawnTimerHandle;
	int32 LastSpawnIndex;
	int32 NumRows;
	int32 CurrentColumn;
	float HorizontalOffset;
	float VerticalSpacing;
	float HorizontalSpacing;
};