Add Friends Functionality

Author: redls

ButtonClicker/build.gradle

@@ -22,13 +22,17 @@ android {
             minifyEnabled true
             proguardFiles getDefaultProguardFile('proguard-android.txt')
         }
+        compileOptions {
+            sourceCompatibility JavaVersion.VERSION_1_8
+            targetCompatibility JavaVersion.VERSION_1_8
+        }
     }
 }
 
 dependencies {
-    implementation "com.android.support:appcompat-v7:${appcompat_library_version}"
-    implementation "com.android.support:support-v4:${support_library_version}"
-    implementation "com.google.android.gms:play-services-games:${gms_library_version}"
+    implementation 'androidx.appcompat:appcompat:1.0.0'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation "com.google.android.gms:play-services-games:20.0.1"
     implementation "com.google.android.gms:play-services-auth:${gms_library_version}"
 }
 

ButtonClicker/src/main/java/com/google/example/games/bc/MainActivity.java

@@ -20,7 +20,7 @@
 import android.content.Intent;
 import android.os.Bundle;
 import android.os.Handler;
-import android.support.annotation.NonNull;
+import androidx.annotation.NonNull;
 import android.util.Log;
 import android.view.KeyEvent;
 import android.view.View;

ButtonClicker/src/main/res/values-v13/styles.xml

@@ -16,5 +16,5 @@
 -->
 
 <resources>
-    <style name="AppTheme" parent="android:Theme.Holo.Light.NoActionBar" />
+    <style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar" />
 </resources>

CollectAllTheStars2/build.gradle

@@ -26,8 +26,8 @@ android {
 }
 
 dependencies {
-    implementation "com.android.support:appcompat-v7:${appcompat_library_version}"
-    implementation "com.android.support:support-v4:${support_library_version}"
+    implementation 'androidx.appcompat:appcompat:1.0.0'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
     implementation "com.google.android.gms:play-services-games:${gms_library_version}"
     implementation "com.google.android.gms:play-services-auth:${gms_library_version}"
 }

CollectAllTheStars2/src/main/java/com/google/example/games/catt2/MainActivity.java

@@ -15,13 +15,10 @@
 
 package com.google.example.games.catt2;
 
-import android.app.Activity;
-import android.app.AlertDialog;
 import android.app.ProgressDialog;
 import android.content.Intent;
 import android.graphics.Bitmap;
 import android.os.Bundle;
-import android.support.annotation.NonNull;
 import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -32,6 +29,10 @@
 import android.widget.TextView;
 import android.widget.Toast;
 
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AlertDialog;
+import androidx.appcompat.app.AppCompatActivity;
+
 import com.google.android.gms.auth.api.signin.GoogleSignIn;
 import com.google.android.gms.auth.api.signin.GoogleSignInAccount;
 import com.google.android.gms.auth.api.signin.GoogleSignInClient;
@@ -72,7 +73,7 @@
  *
  * @author Bruno Oliveira (Google)
  */
-public class MainActivity extends Activity implements
+public class MainActivity extends AppCompatActivity implements
     View.OnClickListener,
     OnRatingBarChangeListener {
 
@@ -393,7 +394,7 @@ protected void onStart() {
     checkPlaceholderIds();
   }
 
-  public static boolean verifySampleSetup(Activity activity, int... resIds) {
+  public static boolean verifySampleSetup(AppCompatActivity activity, int... resIds) {
     StringBuilder problems = new StringBuilder();
     boolean problemFound = false;
     problems.append("The following set up problems were found:\n\n");

CollectAllTheStars2/src/main/java/com/google/example/games/catt2/SelectSnapshotActivity.java

@@ -14,7 +14,6 @@
  */
 package com.google.example.games.catt2;
 
-import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
@@ -28,6 +27,8 @@
 import android.widget.ListView;
 import android.widget.TextView;
 
+import androidx.appcompat.app.AppCompatActivity;
+
 import com.google.android.gms.common.images.ImageManager;
 import com.google.android.gms.games.snapshot.Snapshot;
 import com.google.android.gms.games.snapshot.SnapshotMetadata;
@@ -44,7 +45,7 @@
  *
  * @author Clayton Wilkinson (Google)
  */
-public class SelectSnapshotActivity extends Activity implements AdapterView.OnItemClickListener {
+public class SelectSnapshotActivity extends AppCompatActivity implements AdapterView.OnItemClickListener {
 
   private static final String TAG = "SelSnapshotActivity";
   // intent data which is a snapshot metadata
@@ -116,7 +117,7 @@ public void onItemClick(AdapterView<?> adapterView, View view, int position, lon
   static class SnapshotListAdapter<T> extends ArrayAdapter<T> {
 
 
-    public SnapshotListAdapter(Activity activity, ArrayList<T> data) {
+    public SnapshotListAdapter(AppCompatActivity activity, ArrayList<T> data) {
       super(activity, R.layout.snapshotlayout, data);
     }
 

CollectAllTheStars2/src/main/java/com/google/example/games/catt2/SnapshotCoordinator.java

@@ -16,7 +16,7 @@
 import android.content.Intent;
 import android.os.AsyncTask;
 import android.os.Bundle;
-import android.support.annotation.NonNull;
+import androidx.annotation.NonNull;
 import android.util.Log;
 
 import com.google.android.gms.common.api.CommonStatusCodes;

CollectAllTheStars2/src/main/res/values-v11/styles.xml

@@ -21,7 +21,7 @@
         Base application theme for API 11+. This theme completely replaces
         AppBaseTheme from res/values/styles.xml on API 11+ devices.
     -->
-    <style name="AppBaseTheme" parent="android:Theme.Holo.Light">
+    <style name="AppBaseTheme" parent="Theme.AppCompat.Light">
         <!-- API 11 theme customizations can go here. -->
     </style>
 

CollectAllTheStars2/src/main/res/values-v14/styles.xml

@@ -22,7 +22,7 @@
         AppBaseTheme from BOTH res/values/styles.xml and
         res/values-v11/styles.xml on API 14+ devices.
     -->
-    <style name="AppBaseTheme" parent="android:Theme.Holo.Light.DarkActionBar">
+    <style name="AppBaseTheme" parent="Theme.AppCompat.Light.DarkActionBar">
         <!-- API 14 theme customizations can go here. -->
     </style>
 

README.md

@@ -10,7 +10,7 @@ These are the Android samples for Google Play game services.
 
 * **CollectAllTheStars2**. Demonstrates how to use the Snapshots feature to save game data. The sample signs the user in, synchronizes their data from a named Snapshot, then updates the UI to reflect the game state saved in the Snapshot.
 
-* **TypeANumber**. Demonstrates how to use leaderboards, achievements and events. In this exciting game, you type the score you think you deserve. But wait! There is a twist. If you are playing in easy mode, you get the score you requested. However, if you are playing in hard mode, you only get half! (tough game, we know).
+* **TypeANumber**. Demonstrates how to use leaderboards, achievements, events, and friends. In this exciting game, you type the score you think you deserve. But wait! There is a twist. If you are playing in easy mode, you get the score you requested. However, if you are playing in hard mode, you only get half! (tough game, we know). You can also check how your friends perform in this game by checking out social leaderboards.
 
 * **SkeletonTbmp** A trivial turn-based-multiplayer game.  In this thrilling game, you can invite many friends, then send a shared gamestate string back and forth until someone finishes, cancels, or the second-to-last player leaves.