using System;
using UnityEngine;
using UnityEngine.Advertisements;

public class ADInfo : MonoBehaviourSingletonTemplate<ADInfo>,
    IUnityAdsInitializationListener, IUnityAdsLoadListener, IUnityAdsShowListener
{
#if UNITY_ANDROID
    string gameId = "5947579";
    string placement_Interstitial = "Interstitial_Android";
    string placement_Rewarded = "Rewarded_Android";
    string placement_Banner = "Banner_Android";
#elif UNITY_IOS
    string gameId = "5947578";
    string placement_Interstitial = "Interstitial_iOS";
    string placement_Rewarded = "Rewarded_iOS";
    string placement_Banner = "Banner_iOS";
#endif

    bool testMode = false;

    bool interstitialReady = false;
    bool rewardedReady = false;
    bool bannerLoaded = false;
    bool bannerVisible = false;

    byte GetReward = 0;
    Action Action_success, Action_fail;
    float curVolume;

    void Start()
    {
        Advertisement.Initialize(gameId, testMode, this);
    }

    // ===========================================================
    // 광고 시청 요청
    // ===========================================================
    public void Show_AD(bool bshort, Action _success, Action _fail = null)
    {
        Stop_Game();
        Action_success = _success;
        Action_fail = _fail;
        GetReward = 0;

        if (bshort)
        {
            if (SaveMgr.Ins.Get_ShopNoAD())
            {
                GetReward = 1;
                return;
            }

            if (interstitialReady)
            {
                Advertisement.Show(placement_Interstitial, this);
                interstitialReady = false;
            }
            else
            {
                LobbyUI.Ins.m_ToastUI.Set("광고를 준비 중입니다.\n잠시 후 다시 시도해주세요.");
                GetReward = 3;
            }
        }
        else
        {
            if (rewardedReady)
            {
                Advertisement.Show(placement_Rewarded, this);
                rewardedReady = false;
            }
            else
            {
                LobbyUI.Ins.m_ToastUI.Set("광고를 준비 중입니다.\n잠시 후 다시 시도해주세요.");
                GetReward = 3;
            }
        }
    }

    // ===========================================================
    // 배너 광고 제어
    // ===========================================================
    // 외부에서 배너를 켜거나 끌 때 호출
    public void Set_Banner(bool active)
    {
        return; // 일단 비활성화

        if (SaveMgr.Ins.Get_ShopNoAD())
        {
            // No-AD 유저면 항상 숨김
            if (bannerVisible)
            {
                HideBanner();
            }
            return;
        }

        if (active)
        {
            ShowBanner();
        }
        else
        {
            HideBanner();
        }
    }

    void LoadBanner()
    {
        if (bannerLoaded) return;

        var options = new BannerLoadOptions
        {
            loadCallback = () =>
            {
                Debug.Log("Banner Load Success");
                bannerLoaded = true;
                // 자동으로 보이게 하려면 아래 호출
                // Advertisement.Banner.Show(placement_Banner);
            },
            errorCallback = (err) =>
            {
                Debug.LogWarning("Banner Load Fail: " + err);
                bannerLoaded = false;
                // 필요시 재시도 로직 (예: 일정 시간 후 다시 Load)
                // StartCoroutine(RetryLoadBannerCoroutine());
            }
        };

        Advertisement.Banner.SetPosition(BannerPosition.BOTTOM_CENTER);
        Advertisement.Banner.Load(placement_Banner, options);
    }

    void ShowBanner()
    {
        if (SaveMgr.Ins.Get_ShopNoAD()) return;

        if (!bannerLoaded)
        {
            // 로드가 안 되어 있으면 우선 로드하고, 로드시 자동으로 보여주게 처리
            LoadBanner();
            // 간단 처리: 로드 완료 콜백에서 실제로 보여주도록 하거나 즉시 안내 메시지
            LobbyUI.Ins.m_ToastUI.Set("배너 광고 준비 중입니다.");
            return;
        }

        var showOptions = new BannerOptions
        {
            clickCallback = () => Debug.Log("Banner clicked"),
            hideCallback = () => Debug.Log("Banner hidden"),
            showCallback = () => Debug.Log("Banner shown")
        };

        Advertisement.Banner.Show(placement_Banner, showOptions);
        bannerVisible = true;
    }

    void HideBanner()
    {
        Advertisement.Banner.Hide(false); // true면 destroy
        bannerVisible = false;
    }

    // ===========================================================
    // 업데이트 - 광고 결과 처리
    // ===========================================================
    protected override void Update()
    {
        base.Update();
        switch (GetReward)
        {
            case 1:
                GetReward = 0;
                Play_Game();
                Action_success?.Invoke();
                break;

            case 2:
            case 3:
                GetReward = 0;
                Play_Game();
                Action_fail?.Invoke();
                break;
        }
    }

    void Stop_Game()
    {
        curVolume = AudioListener.volume;
        AudioListener.volume = 0f;
    }

    void Play_Game()
    {
        AudioListener.volume = curVolume;
    }

    // ===========================================================
    // IUnityAdsInitializationListener
    // ===========================================================
    public void OnInitializationComplete()
    {
        Debug.Log("✅ Unity Ads Initialized");

        // 초기화 완료 후 광고 미리 로드 (인터스티셜 + 리워드)
        Advertisement.Load(placement_Interstitial, this);
        Advertisement.Load(placement_Rewarded, this);

        // 배너도 미리 로드하되, 자동 노출은 하지 않음
        LoadBanner();
    }

    public void OnInitializationFailed(UnityAdsInitializationError error, string message)
    {
        Debug.LogError($"❌ Unity Ads Init Failed: {error} - {message}");
    }

    // ===========================================================
    // IUnityAdsLoadListener
    // ===========================================================
    public void OnUnityAdsAdLoaded(string placementId)
    {
        Debug.Log("Ad Loaded: " + placementId);
        if (placementId == placement_Interstitial)
            interstitialReady = true;
        else if (placementId == placement_Rewarded)
            rewardedReady = true;
    }

    public void OnUnityAdsFailedToLoad(string placementId, UnityAdsLoadError error, string message)
    {
        Debug.LogError($"❌ Failed to load Ad {placementId}: {error} - {message}");
        if (placementId == placement_Interstitial) interstitialReady = false;
        else if (placementId == placement_Rewarded) rewardedReady = false;
    }

    // ===========================================================
    // IUnityAdsShowListener
    // ===========================================================
    public void OnUnityAdsShowComplete(string placementId, UnityAdsShowCompletionState showCompletionState)
    {
        if (showCompletionState == UnityAdsShowCompletionState.COMPLETED)
            GetReward = 1;
        else
            GetReward = 2;

        // 광고 시청 후 즉시 다음 광고 미리 로드
        Advertisement.Load(placementId, this);
    }

    public void OnUnityAdsShowFailure(string placementId, UnityAdsShowError error, string message)
    {
        Debug.LogError($"❌ Show failed {placementId}: {error} - {message}");
        GetReward = 2;

        // 실패했어도 다음 광고 미리 로드 시도
        Advertisement.Load(placementId, this);
    }

    public void OnUnityAdsShowStart(string placementId) { }
    public void OnUnityAdsShowClick(string placementId) { }
}