public async Task <GoogleSignInResult> Authenticate(IGoogleAuthOptions options)
{
var googleScopes = options?.Scopes?.Select(s => new Scope(s))?.ToArray();
var gsoBuilder = new GoogleSignInOptions.Builder(GoogleSignInOptions.DefaultSignIn);
if (!string.IsNullOrEmpty(options.ServerClientId))
{
gsoBuilder = gsoBuilder.RequestIdToken(options.ServerClientId);
}
if (googleScopes != null && googleScopes.Any())
{
gsoBuilder = gsoBuilder.RequestScopes(googleScopes.First(), googleScopes.Skip(1).ToArray());
}
if (options.FetchProfile)
{
gsoBuilder = gsoBuilder.RequestProfile().RequestEmail();
}
var gso = gsoBuilder.Build();
var activity = Plugin.SocialAuth.Droid.SocialAuth.CurrentActivity;
googleApiClient = new GoogleApiClient.Builder(activity)
.EnableAutoManage(activity, 789, this)
.AddConnectionCallbacks(this)
.AddApi(Auth.GOOGLE_SIGN_IN_API, gso)
.Build();
googleApiClient.Connect();
tcsSignIn = new TaskCompletionSource <GoogleSignInResult>();
var result = await tcsSignIn.Task;
googleApiClient.StopAutoManage(activity);
return(result);
}
public void Initialize(Activity activity, string serverClientId, bool requestProfile, bool requestEmail)
{
var builder = new GoogleSignInOptions.Builder(GoogleSignInOptions.DefaultSignIn);
if (requestProfile)
{
builder = builder.RequestProfile();
}
if (requestEmail)
{
builder = builder.RequestEmail();
}
if (!string.IsNullOrEmpty(serverClientId))
{
builder = builder.RequestServerAuthCode(serverClientId);
}
googleSignInOptions = builder.Build();
googleSignInClient = GoogleSignIn.GetClient(activity, googleSignInOptions);
Activity = activity;
}