[Sample] UnityAds with AdMobMediation for Unity C#

AdMobMediationTest.cs

using UnityEngine;
using System.Collections;
using GoogleMobileAds.Api;
using UnityEngine.Events;

public class AdMobMediationTest : MonoBehaviour
{
	[SerializeField]
	string adUnitId_Android = "ca-app-pub-3504169427024836/4346441108";
	[SerializeField]
	string adUnitId_iOS = "ca-app-pub-3504169427024836/9437618705";

	public UnityEvent OnRewardedVideoLoaded;
	public UnityEvent OnRewardedBasedVideoFailedToLoad;
	public UnityEvent OnRewardBasedVideoOpened;
	public UnityEvent OnRewardBasedVideoStarted;
	public UnityEvent OnRewardBasedVideoRewarded;
	public UnityEvent OnRewardBasedVideoClosed;
	public UnityEvent OnRewardBasedVideoLeftApplication;

	private RewardBasedVideoAd mRewardedBasedVideo;
	private bool rewardBasedEventHandlersSet = false;

	AdRequest m_request;

	void Start ()
	{
		RequestRewardBasedVideo ();
	}

	private void RequestRewardBasedVideo ()
	{
		#if UNITY_EDITOR
		string adUnitId = "unused";
		#elif UNITY_ANDROID
		string adUnitId = adUnitId_Android;
		#elif UNITY_IPHONE
		string adUnitId = adUnitId_iOS;
		#else
		string adUnitId = "unexpected_platform";
		#endif

		mRewardedBasedVideo = RewardBasedVideoAd.Instance;

		m_request = m_request ?? new AdRequest.Builder().Build();
		// Reward based video instance is a singleton. Register handlers once to
		// avoid duplicate events.
		if (!rewardBasedEventHandlersSet) {
			// Ad event fired when the rewarded video ad
			// has been received.
			mRewardedBasedVideo.OnAdLoaded += HandleRewardBasedVideoLoaded;
			// has failed to load.
			mRewardedBasedVideo.OnAdFailedToLoad += HandleRewardBasedVideoFailedToLoad;
			// is opened.
			mRewardedBasedVideo.OnAdOpening += HandleRewardBasedVideoOpened;
			// has started playing.
			mRewardedBasedVideo.OnAdStarted += HandleRewardBasedVideoStarted;
			// has rewarded the user.
			mRewardedBasedVideo.OnAdRewarded += HandleRewardBasedVideoRewarded;
			// is closed.
			mRewardedBasedVideo.OnAdClosed += HandleRewardBasedVideoClosed;
			// is leaving the application.
			mRewardedBasedVideo.OnAdLeavingApplication += HandleRewardBasedVideoLeftApplication;

			rewardBasedEventHandlersSet = true;
		}
		mRewardedBasedVideo.LoadAd(m_request, adUnitId);
	}

	void HandleRewardBasedVideoLoaded (object sender, System.EventArgs e)
	{
		OnRewardedVideoLoaded.Invoke ();
		Debug.Log ("OnRewardedVideoLoaded()", this);
	}

	void HandleRewardBasedVideoFailedToLoad (object sender, AdFailedToLoadEventArgs e)
	{
		OnRewardedBasedVideoFailedToLoad.Invoke ();
		Debug.Log ("OnRewardedBasedVideoFailedToLoad()", this);
	}

	void HandleRewardBasedVideoOpened (object sender, System.EventArgs e)
	{
		OnRewardBasedVideoOpened.Invoke ();
		Debug.Log ("OnRewardBasedVideoOpened()", this);
	}

	void HandleRewardBasedVideoStarted (object sender, System.EventArgs e)
	{
		OnRewardBasedVideoStarted.Invoke ();
		Debug.Log ("OnRewardBasedVideoStarted()", this);
	}

	void HandleRewardBasedVideoRewarded (object sender, Reward e)
	{
		OnRewardBasedVideoRewarded.Invoke ();
		Debug.Log ("OnRewardBasedVideoRewarded()", this);
	}

	void HandleRewardBasedVideoClosed (object sender, System.EventArgs e)
	{
		OnRewardBasedVideoClosed.Invoke ();
		Debug.Log ("OnRewardBasedVideoClosed()", this);
		RequestRewardBasedVideo ();
	}

	void HandleRewardBasedVideoLeftApplication (object sender, System.EventArgs e)
	{
		OnRewardBasedVideoLeftApplication.Invoke ();
		Debug.Log ("OnRewardBasedVideoLeftApplication()", this);
	}

	public void ShowRewardedVideo ()
	{
		if (mRewardedBasedVideo.IsLoaded()) {
			Debug.Log ("ShowRewardedVideo()", this);
			mRewardedBasedVideo.Show ();
		}
	}
}