WaveManagerSubsystem.h

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// Fill out your copyright notice in the Description page of Project Settings.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Subsystems/WorldSubsystem.h"
#include "Character/Enemy/CK_CharacterEnemy.h"
#include "WaveManagerSubsystem.generated.h"
 
 
class ULevelRuleData;
 
DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FOnWaveStarted, int32, WaveIndex);
DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FOnWaveCleared, int32, WaveIndex);
DECLARE_DYNAMIC_MULTICAST_DELEGATE(FOnAllWavesCleared);
 
 
// 스폰 큐 단위 작업 (내부용)
USTRUCT()
struct FSpawnTask
{
    GENERATED_BODY()
 
    UPROPERTY()
    TSubclassOf<ACK_CharacterEnemy> MonsterClass;
 
    float SpawnInterval = 1.0f;
};
 
 
UCLASS()
class CK_UE_API UWaveManagerSubsystem : public UWorldSubsystem
{
    GENERATED_BODY()
 
public:
    void SetLevelRule(ULevelRuleData* InLevelRule);
    
    // LevelRuleSubsystem에 Rule이 세팅된 후 호출
    UFUNCTION(BlueprintCallable, Category = "Wave")
    void StartWaves();
 
    // 레벨 내 스폰 포인트 액터 등록 (BeginPlay에서 호출)
    UFUNCTION(BlueprintCallable, Category = "Wave")
    void RegisterSpawnPoints(const TArray<AActor*>& InSpawnPoints);
 
    UFUNCTION(BlueprintPure, Category = "Wave")
    int32 GetCurrentWaveIndex() const { return CurrentWaveIndex; }
 
    UFUNCTION(BlueprintPure, Category = "Wave")
    int32 GetAliveEnemyCount() const { return AliveEnemyCount; }
 
    UFUNCTION(BlueprintPure, Category = "Wave")
    int32 GetTotalWaveCount() const;
 
private:
    void BeginWave(int32 WaveIndex);
    void BuildSpawnQueue(const struct FWaveData& Wave);
    void ProcessSpawnQueue();
    void CheckWaveClearCondition();
    void AdvanceToNextWave();
    FVector GetSpawnLocation() const;
 
    UFUNCTION()
    void OnEnemyDead();
 
    UFUNCTION()
    void OnWaveDelayFinished();
 
private:
    int32 CurrentWaveIndex = -1;
    int32 AliveEnemyCount = 0;
    int32 EffectiveMaxAlive = 0;
    int32 SpawnQueueIndex = 0;
    bool bSpawnQueueDone = false;
    bool bCurrentWaveWaitsForClear = true;
 
private:
public:
    UPROPERTY(BlueprintAssignable, Category = "Wave")
    FOnWaveStarted OnWaveStarted;
 
    UPROPERTY(BlueprintAssignable, Category = "Wave")
    FOnWaveCleared OnWaveCleared;
 
    UPROPERTY(BlueprintAssignable, Category = "Wave")
    FOnAllWavesCleared OnAllWavesCleared;
 
    
private:
    UPROPERTY()
    ULevelRuleData* LevelRule;
 
    UPROPERTY()
    TArray<FSpawnTask> SpawnQueue;
    TArray<TWeakObjectPtr<AActor>> SpawnPoints;
 
    FTimerHandle WaveDelayTimer;
    FTimerHandle SpawnTimer;
};