AdMobDisplayBannerViewController.m

/*   Copyright 2019-2022 Prebid.org, Inc.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at
 
 http://www.apache.org/licenses/LICENSE-2.0
 
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */

#import "AdMobDisplayBannerViewController.h"
#import "PrebidDemoMacros.h"

NSString * const storedImpDisplayBannerAdMob = @"prebid-demo-banner-320-50";
NSString * const adMobAdUnitDisplayBannerRendering = @"ca-app-pub-5922967660082475/9483570409";

@interface AdMobDisplayBannerViewController ()

// Prebid
@property (nonatomic) MediationBannerAdUnit * prebidAdMobMediaitonAdUnit;
@property (nonatomic) AdMobMediationBannerUtils * mediationDelegate;

// AdMob
@property (nonatomic) GADBannerView * gadBanner;

@end

@implementation AdMobDisplayBannerViewController

- (void)loadView {
    [super loadView];
    
    [self createAd];
}

- (void)createAd {
    // 1. Create a GADRequest
    GADRequest * gadRequest = [GADRequest new];
    
    // 2. Create a GADBannerView
    self.gadBanner = [[GADBannerView alloc] initWithAdSize:GADAdSizeFromCGSize(self.adSize)];
    self.gadBanner.adUnitID = adMobAdUnitDisplayBannerRendering;
    self.gadBanner.delegate = self;
    self.gadBanner.rootViewController = self;
    
    // Add GMA SDK banner view to the app UI
    [self.bannerView addSubview:self.gadBanner];
    
    // 3. Create an AdMobMediationBannerUtils
    self.mediationDelegate = [[AdMobMediationBannerUtils alloc] initWithGadRequest:gadRequest bannerView:self.gadBanner];
    
    // 4. Create a MediationBannerAdUnit
    self.prebidAdMobMediaitonAdUnit = [[MediationBannerAdUnit alloc] initWithConfigID:storedImpDisplayBannerAdMob size:self.adSize mediationDelegate:self.mediationDelegate];
    
    // 5. Make a bid request to Prebid Server
    @weakify(self);
    [self.prebidAdMobMediaitonAdUnit fetchDemandWithCompletion:^(enum ResultCode resultCode) {
        @strongify(self);
        if (!self) { return; }
        
        // 6. Load ad
        [self.gadBanner loadRequest:gadRequest];
    }];
}

// MARK: - GADBannerViewDelegate

- (void)bannerViewDidReceiveAd:(GADBannerView *)bannerView {

}

- (void)bannerView:(GADBannerView *)bannerView didFailToReceiveAdWithError:(NSError *)error {
    PBMLogError(@"%@", error.localizedDescription);
    
    [self.prebidAdMobMediaitonAdUnit adObjectDidFailToLoadAdWithAdObject:self.gadBanner with:error];
}

@end