How to Integrate Facebook Audience Network (FAN) Banner Ads in Android?

Integrating Facebook Audience Network (FAN) banner ads into your Android app involves several steps. Here's a guide on how to implement FAN banner ads:

1. Set Up on Facebook:

Before you can integrate FAN into your Android app, you need to create an app on the Facebook Developers portal:

Register as a developer on Facebook if you haven't already.
Create a new app in the portal.
In the product section, add "Audience Network" and follow the instructions to set up your payment and tax details.

2. Integrate Facebook SDK:

Add the following dependencies to your build.gradle (app module):

implementation 'com.facebook.android:facebook-android-sdk:latest_version'
implementation 'com.facebook.android:audience-network-sdk:latest_version'

Replace latest_version with the latest SDK version available at that time.

Sync your project with the Gradle files.

3. Add Banner Ad in Layout:

In your XML layout, add the following code where you want to display the banner ad:

<com.facebook.ads.AdView
    android:id="@+id/banner_adview"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_centerInParent="true"
    ads:placement_id="YOUR_PLACEMENT_ID"
    ads:adSize="BANNER_HEIGHT_50"/>

Replace YOUR_PLACEMENT_ID with the placement ID you get from the Facebook Developers portal.

4. Load the Banner Ad in Activity or Fragment:

In your Activity or Fragment, initialize the SDK and then load the banner ad:

import com.facebook.ads.*;

public class YourActivity extends AppCompatActivity {

    private AdView adView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.your_layout);

        // Initialize the Audience Network SDK
        AudienceNetworkAds.initialize(this);

        adView = new AdView(this, "YOUR_PLACEMENT_ID", AdSize.BANNER_HEIGHT_50);
        LinearLayout adContainer = findViewById(R.id.banner_container);
        adContainer.addView(adView);
        adView.loadAd();
    }

    @Override
    protected void onDestroy() {
        if (adView != null) {
            adView.destroy();
        }
        super.onDestroy();
    }
}

Replace YOUR_PLACEMENT_ID with your actual placement ID.

Also, remember to add the necessary permissions in your AndroidManifest.xml:

<uses-permission android:name="android.permission.INTERNET"/>
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>

5. Testing:

Before going live, always test your integration. Facebook provides test ads, so you won't accidentally be clicking on real, live ads.

Go to the Monetization Manager.
In the sidebar, click on "Integration" > "Test Devices".
Add your device using the Ad ID.

Once your device is in test mode, it will receive test ads from Facebook Audience Network. This allows you to test your ad placements without affecting your app's live traffic.

Finally, once you've confirmed everything is working as expected, you can set your app to live in the Facebook Developers portal and start monetizing with real ads. Remember to monitor the performance of your ads and adjust your strategy as needed to maximize your revenue.

Adding Facebook Audience Network banner ads to Android Studio project:
- Add FAN banner ads to your Android Studio project by following these steps:
  - Open your build.gradle file and add the FAN SDK dependency.
```
implementation 'com.facebook.android:audience-network-sdk:6.0.0'
```
  - Sync your project to fetch the new dependency.
  - Update your layout XML file to include the FAN banner ad view.

Displaying Facebook Audience Network banners in Android app:

Display FAN banners in your Android app by integrating the banner ad view and loading ads. Here's a simplified example:

<!-- layout/activity_main.xml -->
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:ads="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <!-- Other layout elements -->

    <com.facebook.ads.AdView
        android:id="@+id/adView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        ads:adSize="BANNER"
        ads:adUnitId="@string/facebook_banner_ad_unit_id"/>

</LinearLayout>

// MainActivity.java
import com.facebook.ads.AdView;
import com.facebook.ads.AdSettings;

public class MainActivity extends AppCompatActivity {

    private AdView adView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        // Initialize the Audience Network SDK
        AdSettings.initialize(getApplicationContext());

        // Load the banner ad
        adView = new AdView(this, getString(R.string.facebook_banner_ad_unit_id), AdSize.BANNER_HEIGHT_50);
        LinearLayout adContainer = findViewById(R.id.adView);
        adContainer.addView(adView);

        // Load ad
        adView.loadAd();
    }

    // Other activity lifecycle methods...

    @Override
    protected void onDestroy() {
        if (adView != null) {
            adView.destroy();
        }
        super.onDestroy();
    }
}

Make sure to replace "@string/facebook_banner_ad_unit_id" with your actual FAN banner ad unit ID.