我过去3天一直试图将Google Game Services
添加到我的LibGDX项目中,起初我尝试了LibGDX教程,但所有这些教程似乎都已经过时了。然后我被建议使用Google Game Services官方代码
LibGDX: How to Implement Google Play Game Services?
我导入了示例项目TypeANumber,并尝试将代码添加到我的项目中,但是当我尝试登录时,我正在获取"signInSilently(): failure" error
,当我尝试打开时,它会崩溃调试和签名APKS的排行榜和成就。
这是我的代码:
AndroidLauncher:
private void signInSilently() {
Log.d(TAG, "signInSilently()");
mGoogleSignInClient.silentSignIn().addOnCompleteListener(this,
new OnCompleteListener<GoogleSignInAccount>() {
@Override
public void onComplete(@NonNull Task<GoogleSignInAccount> task) {
if (task.isSuccessful()) {
Log.d(TAG, "signInSilently(): success");
onConnected(task.getResult());
} else {
Log.d(TAG, "signInSilently(): failure", task.getException());
onDisconnected();
}
}
});
}
@Override
public void showLeaderboards(){
runOnUiThread(new Runnable() {
public void run() {
onShowLeaderboardsRequested();
}
});
}
@Override
public void showAchievements(){
runOnUiThread(new Runnable() {
public void run() {
onShowAchievementsRequested();
}
});
}
清单:
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.harrybanda.blaster" >
<uses-sdk android:minSdkVersion="14" android:targetSdkVersion="27" />
<uses-permission android:name="android.permission.INTERNET"/>
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<meta-data android:name="com.google.android.gms.games.APP_ID"
android:value="@string/app_id" />
<meta-data android:name="com.google.android.gms.version"
android:value="@integer/google_play_services_version"/>
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/GdxTheme" >
<activity
android:name="com.google.android.gms.ads.AdActivity"
android:configChanges="keyboard|keyboardHidden|orientation|screenLayout|uiMode|screenSize|smallestScreenSize"
android:theme="@android:style/Theme.Translucent" />
<activity
android:name="com.harrybanda.blaster.AndroidLauncher"
android:label="@string/app_name"
android:screenOrientation="portrait"
android:configChanges="keyboard|keyboardHidden|orientation|screenSize">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
在我的build.gradle中,我添加了:
compile "com.google.android.gms:play-services-games:11.8.0"
compile "com.google.android.gms:play-services-auth:11.8.0"
logcat的:
01-07 09:56:30.011 618-618/? D/Blaster: onResume()
01-07 09:56:30.011 618-618/? D/Blaster: signInSilently()
01-07 09:56:30.512 618-618/? D/Blaster: signInSilently(): failure
com.google.android.gms.common.api.b: 4:
at com.google.android.gms.common.internal.y.a(Unknown Source)
at com.google.android.gms.common.internal.ae.a(Unknown Source)
at com.google.android.gms.common.internal.af.a(Unknown Source)
at com.google.android.gms.common.api.internal.BasePendingResult.c(Unknown Source)
at com.google.android.gms.common.api.internal.BasePendingResult.a(Unknown Source)
at com.google.android.gms.auth.api.signin.internal.g.a(Unknown Source)
at com.google.android.gms.auth.api.signin.internal.r.onTransact(Unknown Source)
at android.os.Binder.execTransact(Binder.java:451)
01-07 09:56:30.512 618-618/? D/Blaster: onDisconnected()
答案 0 :(得分:2)
从1 st 看你的问题,似乎你将元数据保留在应用程序标记之外,但应该在AndroidManifest.xml
文件中的应用程序标记内
像这样:
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/GdxTheme" >
<activity
android:name="com.google.android.gms.ads.AdActivity"
android:configChanges="keyboard|keyboardHidden|orientation|screenLayout|uiMode|screenSize|smallestScreenSize"
android:theme="@android:style/Theme.Translucent" />
<activity
android:name="com.harrybanda.blaster.AndroidLauncher"
android:label="@string/app_name"
android:screenOrientation="portrait"
android:configChanges="keyboard|keyboardHidden|orientation|screenSize">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<meta-data android:name="com.google.android.gms.games.APP_ID"
android:value="@string/app_id" />
<meta-data android:name="com.google.android.gms.version"
android:value="@integer/google_play_services_version"/>
</application>
StatusCode 4(SIGN_IN_REQUIRED)错误表示客户端尝试过 连接到服务但用户未登录。
这是我的AndroidLauncher
班级
public class AndroidLauncher extends AndroidApplication implements MyServices {
private GoogleSignInClient mGoogleSignInClient;
private LeaderboardsClient mLeaderboardsClient;
private PlayersClient mPlayersClient;
private static final String TAG=AndroidLauncher.class.getSimpleName();
private static final int RC_SIGN_IN = 9001;
private static final int RC_UNUSED = 5001;
private static final int RC_LEADERBOARD_UI = 9004;
private String greetingMsg="Welcome, ";
private boolean greetingDisplayed;
@Override
protected void onCreate (Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
greetingDisplayed=false;
AndroidApplicationConfiguration config = new AndroidApplicationConfiguration();
initialize(new GdxGame(this), config);
mGoogleSignInClient = GoogleSignIn.getClient(this,
new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_GAMES_SIGN_IN).build());
}
@Override
public boolean isSignedIn() {
return GoogleSignIn.getLastSignedInAccount(this) != null;
}
private void signInSilently() {
mGoogleSignInClient.silentSignIn().addOnCompleteListener(this,
new OnCompleteListener<GoogleSignInAccount>() {
@Override
public void onComplete(@NonNull Task<GoogleSignInAccount> task) {
if (task.isSuccessful()) {
greetingMsg="Welcome back, ";
onConnected(task.getResult());
} else {
onDisconnected();
}
}
});
}
private void onConnected(GoogleSignInAccount googleSignInAccount) {
mLeaderboardsClient = Games.getLeaderboardsClient(this, googleSignInAccount);
mPlayersClient = Games.getPlayersClient(this, googleSignInAccount);
mPlayersClient.getCurrentPlayer()
.addOnCompleteListener(new OnCompleteListener<Player>() {
@Override
public void onComplete(@NonNull Task<Player> task) {
String displayName;
if (task.isSuccessful()) {
displayName = task.getResult().getDisplayName();
} else {
Exception e = task.getException();
handleException(e, getString(R.string.players_exception));
displayName = "???";
}
if(!greetingDisplayed)
welcomeMessage(displayName);
}
});
}
private void welcomeMessage(String name){
Toast toast = Toast.makeText(this, greetingMsg + name, Toast.LENGTH_LONG);
toast.setGravity(Gravity.TOP, 0, 0);
View view = toast.getView();
TextView text = (TextView) view.findViewById(android.R.id.message);
toast.show();
greetingDisplayed=true;
}
@Override
public void startSignInIntent() {
startActivityForResult(mGoogleSignInClient.getSignInIntent(), RC_SIGN_IN);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent intent) {
super.onActivityResult(requestCode, resultCode, intent);
if (requestCode == RC_SIGN_IN) {
Task<GoogleSignInAccount> task = GoogleSignIn.getSignedInAccountFromIntent(intent);
try {
GoogleSignInAccount account = task.getResult(ApiException.class);
greetingMsg="Welcome, ";
onConnected(account);
} catch (ApiException apiException) {
String message = apiException.getMessage();
if (message == null || message.isEmpty()) {
message = getString(R.string.signin_other_error);
}
onDisconnected();
}
}
}
@Override
protected void onResume() {
super.onResume();
signInSilently();
}
private void signOut() {
if (!isSignedIn()) {
Log.w(TAG, "signOut() called, but was not signed in!");
return;
}
mGoogleSignInClient.signOut().addOnCompleteListener(this,
new OnCompleteListener<Void>() {
@Override
public void onComplete(@NonNull Task<Void> task) {
boolean successful = task.isSuccessful();
Log.d(TAG, "signOut(): " + (successful ? "success" : "failed"));
onDisconnected();
}
});
}
private void onDisconnected() {
mLeaderboardsClient = null;
mPlayersClient = null;
}
@Override
public void submitScore(int score){
if(isSignedIn())
mLeaderboardsClient.submitScore(getString(R.string.leaderboard_id), score);
}
@Override
public void showLeaderBoard() {
if(isSignedIn())
mLeaderboardsClient.getLeaderboardIntent(getString(R.string.leaderboard_id))
.addOnSuccessListener(new OnSuccessListener<Intent>() {
@Override
public void onSuccess(Intent intent) {
startActivityForResult(intent, RC_LEADERBOARD_UI);
}
});
}
private void handleException(Exception e, String details) {
int status = 0;
if (e instanceof ApiException) {
ApiException apiException = (ApiException) e;
status = apiException.getStatusCode();
}
String message = getString(R.string.status_exception_error, details, status, e);
new AlertDialog.Builder(this)
.setMessage(message)
.setNeutralButton(android.R.string.ok, null)
.show();
}
}
和MyServices
界面
interface MyServices{
void startSignInIntent();
boolean isSignedIn();
void showLeaderBoard();
void submitScore(int score);
}
我第一次在用户安装应用程序后自行调用startSignInIntent()
界面。
答案 1 :(得分:2)
我想我明白了。 这是来自Google Play游戏服务official docs:
您可以调用silentSignIn()来检索当前已登录的内容 玩家的帐户,并尝试在不显示用户的情况下签署玩家 界面,如果他们已成功登录您的应用程序 不同的设备。
...
如果静默登录尝试失败,您可以选择发送登录意图以显示登录用户界面,如执行交互式登录中所述。
...
如果静默登录尝试失败,您可以调用getException()以获取具有详细状态代码的ApiException。 CommonStatusCodes.SIGN_IN_REQUIRED的状态代码表示玩家需要采取明确的操作才能登录。在这种情况下,您的应用应启动交互式登录流程,如下一节所述。
正如@Aryan所说,你得到CommonStatusCodes.SIGN_IN_REQUIRED,这意味着用户没有登录。在这种情况下,有意的是silentSignIn()
没有成功。只有用户已经在任何设备上登录时,它才会成功。