//
//  GADMediatedUnifiedNativeAdNotificationSource.h
//  Google Mobile Ads SDK
//
//  Copyright 2017 Google LLC. All rights reserved.
//

#import <Foundation/Foundation.h>
#import <GoogleMobileAds/Mediation/GADMediatedUnifiedNativeAd.h>

/// Notifies the Google Mobile Ads SDK about the events performed by adapters. Adapters may perform
/// some action (e.g. opening an in app browser or opening the iTunes store) when handling methods
/// in GADMediatedUnifiedNativeAd. Adapters in such case should notify the Google Mobile Ads SDK by
/// calling the relevant methods from this class.
@interface GADMediatedUnifiedNativeAdNotificationSource : NSObject

/// Called by the adapter when it has registered an impression on the tracked view. Adapter should
/// only call this method if -[GADMAdNetworkAdapter handlesUserImpressions] returns YES.
+ (void)mediatedNativeAdDidRecordImpression:
    (nonnull id<GADMediatedUnifiedNativeAd>)mediatedNativeAd;

/// Called by the adapter when it has registered a user click on the tracked view. Adapter should
/// only call this method if -[GADMAdNetworkAdapter handlesUserClicks] returns YES.
+ (void)mediatedNativeAdDidRecordClick:(nonnull id<GADMediatedUnifiedNativeAd>)mediatedNativeAd;

/// Must be called by the adapter just before mediatedNativeAd has opened an in-app modal screen.
+ (void)mediatedNativeAdWillPresentScreen:(nonnull id<GADMediatedUnifiedNativeAd>)mediatedNativeAd;

/// Must be called by the adapter just before the in-app modal screen opened by mediatedNativeAd is
/// dismissed.
+ (void)mediatedNativeAdWillDismissScreen:(nonnull id<GADMediatedUnifiedNativeAd>)mediatedNativeAd;

/// Must be called by the adapter after the in-app modal screen opened by mediatedNativeAd is
/// dismissed.
+ (void)mediatedNativeAdDidDismissScreen:(nonnull id<GADMediatedUnifiedNativeAd>)mediatedNativeAd;

#pragma mark - Mediated Native Video Ad Notifications

/// Called by the adapter when native video playback has begun or resumed.
+ (void)mediatedNativeAdDidPlayVideo:(nonnull id<GADMediatedUnifiedNativeAd>)mediatedNativeAd;

/// Called by the adapter when native video playback has paused.
+ (void)mediatedNativeAdDidPauseVideo:(nonnull id<GADMediatedUnifiedNativeAd>)mediatedNativeAd;

/// Called by the adapter when native video playback has ended.
+ (void)mediatedNativeAdDidEndVideoPlayback:
    (nonnull id<GADMediatedUnifiedNativeAd>)mediatedNativeAd;

@end