public Task LogoutAsync()
{
var loginManager = new global::Facebook.LoginKit.LoginManager();
loginManager.LogOut();
return(Task.CompletedTask);
}
public static Task Login(params Field[] requestedFields)
{
IsLoginCall = true;
CurrentParameters = GetRequiredPermissions(requestedFields);
LoginManager = new SDK.LoginKit.LoginManager();
LoginManager.LogIn(CurrentParameters, UIViewController,
new SDK.LoginKit.LoginManagerLoginResultBlockHandler(RequestTokenHandler));
return(Task.CompletedTask);
}
public async Task <IFacebookAccount> AuthenticateAsync(IFacebookAuthOptions options)
{
await LogoutAsync();
var currentAccessToken = global::Facebook.CoreKit.AccessToken.CurrentAccessToken;
if (currentAccessToken != null &&
(currentAccessToken.ExpirationDate == null || ((DateTime)currentAccessToken.ExpirationDate).ToUniversalTime() > DateTime.UtcNow))
{
var currentProfile = global::Facebook.CoreKit.Profile.CurrentProfile;
if (currentProfile != null)
{
populateAccount(currentAccessToken, currentProfile, options.RequestedPhotoSize);
}
}
var loginManager = new global::Facebook.LoginKit.LoginManager();
var vc = global::Plugin.SocialAuth.iOS.SocialAuth.PresentingViewController;
global::Facebook.LoginKit.LoginManagerLoginResult resp = null;
var scopes = options?.Scopes ?? new string[] { };
if (options?.WritePermissions ?? false)
{
resp = await loginManager.LogInWithPublishPermissionsAsync(scopes, vc);
}
else
{
resp = await loginManager.LogInWithReadPermissionsAsync(scopes, vc);
}
if (resp.IsCancelled)
{
return(null);
}
if (resp == null || resp.Token == null)
{
return(null);
}
return(populateAccount(resp.Token, global::Facebook.CoreKit.Profile.CurrentProfile, options.RequestedPhotoSize));
}
