If the sign-in task was successful, get the GoogleSignInAccount.

Handle the success or failure of the player sign-in by overriding.

This call returns an Task object which contains a GoogleSignInAccount if

Call the silentSignIn() method on the GoogleSignInClient to start the silent sign-in flow.

To perform the sign-in silently, follow these steps: Recommended calling silentSignIn() from the activity's Since the state of the signed-in player can change when the activity is not in the foreground, we If the silent sign-in attempt fails, you can optionally send the sign-in intent to display a Returns as the result, or to null, indicating there is not a signed-in user. You set the GoogleSignInAccount field you declared earlier to the sign-in account that the task The silentSignIn() method returns a Task. Successfully signed in to your app on a different device. You can call silentSignIn() to retrieve the currently signed-in player’s account,Īnd try to sign players in without displaying a user interface if they have The account returned from getLastSignedInAccount(), even if the device is Non-null value and hasPermissions() returns true-you can safely use If both conditions are true-that is, getLastSignedInAccount() returns a On the current device using GoogleSignIn.getLastSignedInAccount()Īnd whether this account already has the required permissions granted using You can check whether an account is already signed in Successful, the Google Sign-In API returns an instance ofĬheck whether player is already signed in

The options that you configured in the previous steps. Silent sign-in to fail, except for users who have already signed inĬall the GoogleSignIn.getClient() method and pass in build() Caution: Don't request any other scopes or Google profile data unless requestScopes(Games.SCOPE_GAMES_SNAPSHOTS) New GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_GAMES_SIGN_IN) requestScopes(Games.SCOPE_GAMES_SNAPSHOTS) to yourĪs shown in the following code snippet: GoogleSignInOptions signInOptions = GoogleSignInOptions signInOptions = GoogleSignInOptions.DEFAULT_GAMES_SIGN_IN GoogleSignInOptions.DEFAULT_GAMES_SIGN_IN. To configure your sign-in, you must specify Object, as shown in the following code snippet. To create a sign-in client, follow these steps: To learn more about using tasks to manage threaded work, Note: The GoogleSignInClient class makes use of theĬlass to return results asynchronously. Signed-in player, and to sign-in the player if they have not previously done so on your app in theĭevice. The GoogleSignInClient class is the main entry point to retrieve the account of the currently Implement a seamless sign-in experience in your game.

When making calls to the Google Play games services APIs. If the player is not authenticated, your game may encounter errors In order to access Google Play games services functionality, your game needs to provide the

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