private void LoadSplash()
    {
        if (splashAd == null)
        {
            YumiSplashOptions splashOptions = new YumiSplashOptionsBuilder().Build();

            splashAd = new YumiSplashAd(SplashPlacementId, ChannelId, GameVersionId, splashOptions);
            // add splash event
            splashAd.OnAdSuccessToShow += HandleSplashAdSuccssToShow;
            splashAd.OnAdFailedToShow  += HandleSplashAdFailToShow;
            splashAd.OnAdClicked       += HandleSplashAdClicked;
            splashAd.OnAdClosed        += HandleSplashAdClosed;
        }

        splashAd.LoadAdAndShow();
    }
    void OnGUI()
    {
        // Create style for a button
        GUIStyle myButtonStyle = new GUIStyle(GUI.skin.button);

        myButtonStyle.fontSize = 25;

        // Load and set Font
        Font myFont = (Font)Resources.Load("Fonts/comic", typeof(Font));

        myButtonStyle.font = myFont;

        // Set color for selected and unselected buttons
        myButtonStyle.normal.textColor = Color.white;
        myButtonStyle.hover.textColor  = Color.white;

        //Yumi banner
        int btnWidth       = (Screen.width - 40 * 2 - 10) / 2;
        int bannerBtnWidth = (Screen.width - 40 * 2 - 10) / 3;

        if (GUI.Button(new Rect(40, 84, bannerBtnWidth, 120), "request banner", myButtonStyle))
        {
            if (this.bannerView == null)
            {
                YumiBannerViewOptions bannerOptions = new YumiBannerViewOptionsBuilder().Build();
                this.bannerView = new YumiBannerView(BannerPlacementId, ChannelId, GameVersionId, bannerOptions);
                // banner add ad event
                this.bannerView.OnAdLoaded       += HandleAdLoaded;
                this.bannerView.OnAdFailedToLoad += HandleAdFailedToLoad;
                this.bannerView.OnAdClick        += HandleAdClicked;
            }


            this.bannerView.LoadAd();
        }
        //remove banner
        if (GUI.Button(new Rect(40 + bannerBtnWidth + 10, 84, bannerBtnWidth, 120), "hide banner", myButtonStyle))
        {
            if (this.bannerView != null)
            {
                this.bannerView.Hide();
            }
        }

        //show banner
        if (GUI.Button(new Rect(40 + bannerBtnWidth * 2 + 10, 84, bannerBtnWidth, 120), "show banner", myButtonStyle))
        {
            if (this.bannerView != null)
            {
                this.bannerView.Show();
            }
        }

        //Yumi interstital
        if (GUI.Button(new Rect(40, 214, btnWidth, 120), "request interstital", myButtonStyle))
        {
            if (this.interstitialAd == null)
            {
                this.interstitialAd = new YumiInterstitialAd(InterstitialsPlacementId, ChannelId, GameVersionId);
                // add interstitial event
                this.interstitialAd.OnAdLoaded       += HandleInterstitialAdLoaded;
                this.interstitialAd.OnAdFailedToLoad += HandleInterstitialAdFailedToLoad;
                this.interstitialAd.OnAdClicked      += HandleInterstitialAdClicked;
                this.interstitialAd.OnAdClosed       += HandleInterstitialAdClosed;
                this.interstitialAd.OnAdFailedToShow += HandleInterstitialAdFailedToShow;
                this.interstitialAd.OnAdOpening      += HandleInterstitialAdOpened;
                this.interstitialAd.OnAdStartPlaying += HandleInterstitialAdStartPlaying;
            }
        }

        if (GUI.Button(new Rect(40 + btnWidth + 10, 214, btnWidth, 120), "present interstital", myButtonStyle))
        {
            if (this.interstitialAd.IsReady())
            {
                this.interstitialAd.Show();
            }
        }

        //Yumi video
        if (GUI.Button(new Rect(40, 344, btnWidth, 120), "Load video", myButtonStyle))
        {
            if (this.rewardVideoAd == null)
            {
                this.rewardVideoAd                        = YumiRewardVideoAd.Instance;
                this.rewardVideoAd.OnAdOpening           += HandleRewardVideoAdOpened;
                this.rewardVideoAd.OnAdStartPlaying      += HandleRewardVideoAdStartPlaying;
                this.rewardVideoAd.OnAdRewarded          += HandleRewardVideoAdReward;
                this.rewardVideoAd.OnRewardVideoAdClosed += HandleRewardVideoAdClosed;
                this.rewardVideoAd.OnAdLoaded            += HandleRewardVideoAdLoaded;
                this.rewardVideoAd.OnAdFailedToLoad      += HandleRewardVideoAdFailedToLoad;
                this.rewardVideoAd.OnAdFailedToShow      += HandleRewardVideoAdFailedToShow;
                this.rewardVideoAd.OnAdClicked           += HandleRewardVideoAdClicked;
            }


            this.rewardVideoAd.LoadAd(RewardedVideoPlacementId, ChannelId, GameVersionId);
        }

        if (GUI.Button(new Rect(40 + btnWidth + 10, 344, btnWidth, 120), "play video", myButtonStyle))
        {
            if (this.rewardVideoAd.IsReady())
            {
                this.rewardVideoAd.Play();
            }
        }

        //native

        if (GUI.Button(new Rect(40, 474, btnWidth, 120), "Show Native Scene", myButtonStyle))
        {
            destroyAds();
            SceneManager.LoadScene("YumiNativeDemoScene");
        }
        //splash

        if (GUI.Button(new Rect(40, 594, btnWidth, 120), "Request Splash", myButtonStyle))
        {
            if (splashAd == null)
            {
                YumiSplashOptionsBuilder builder       = new YumiSplashOptionsBuilder().setAdBottomViewHeight(100);
                YumiSplashOptions        splashOptions = new YumiSplashOptions(builder);

                splashAd = new YumiSplashAd(SplashPlacementId, ChannelId, GameVersionId, splashOptions);
                // add splash event
                splashAd.OnAdSuccessToShow += HandleSplashAdSuccssToShow;
                splashAd.OnAdFailedToShow  += HandleSplashAdFailToShow;
                splashAd.OnAdClicked       += HandleSplashAdClicked;
                splashAd.OnAdClosed        += HandleSplashAdClosed;
            }

            splashAd.LoadAdAndShow();
        }
        // gdpr test
        if (GUI.Button(new Rect(40, 714, btnWidth * 2, 120), gdprBtnInfo, myButtonStyle))
        {
            isPersonalized = !isPersonalized;
            if (isPersonalized)
            {
                YumiGDPRManager.Instance.UpdateNetworksConsentStatus(YumiConsentStatus.PERSONALIZED);
                gdprBtnInfo = "GDPR Consent Status is personalized";
            }
            else
            {
                YumiGDPRManager.Instance.UpdateNetworksConsentStatus(YumiConsentStatus.NONPERSONALIZED);
                gdprBtnInfo = "GDPR Consent Status is non personalized";
            }
        }

        if (YumiMediationSDKSetting.GetDebugMode)
        {
            if (GUI.Button(new Rect(40, 834, btnWidth, 120), "Call DebugCenter", myButtonStyle))
            {
                if (this.debugCenter == null)
                {
                    this.debugCenter = new YumiDebugCenter();
                }

                //Destroy ad
                destroyAds();
                this.debugCenter.PresentYumiMediationDebugCenter(BannerPlacementId, InterstitialsPlacementId, RewardedVideoPlacementId, NativeAdPlacementId, SplashPlacementId, ChannelId, GameVersionId);
            }
        }
    }