// Save the information into the DocumentDB collection
public async Task SaveLoginItemAsync(LoginItem item, bool isNewItem = true)
{
try
{
if (isNewItem)
{
item.UserId = UserId;
string primaryKey = "DABq3WN4topQNBhrNRnI1CE2AFrSuZCcNb4WZKBvzeX0bFXqYG05RrGN4PdfOHCq5M0AZOS8f0f2XgS7DJLwog==";
client = new DocumentClient(new Uri(Constants.EndpointUri), primaryKey);
await client.CreateDocumentAsync(collectionLink1, item);
}
else
{
await client.ReplaceDocumentAsync(UriFactory.CreateDocumentUri(Constants.DatabaseName, Constants.CollectionName, item.UserId), item);
}
}
catch (Exception ex)
{
Debug.WriteLine("Error: ", ex.Message);
}
}
// Method to save the login info into the DocumentDB Collection
public Task SaveLoginItemAsync(LoginItem item, bool isNewItem = false)
{
return(documentDBService.SaveLoginItemAsync(item, isNewItem));
}
// Method that will allow user to login to the facebook
public async Task <bool> LoginAsync(Xamarin.Forms.Page page)
{
string resourceToken = null;
var tcs = new TaskCompletionSource <bool>();
LoginItem item;
#if __IOS__
var controller = UIKit.UIApplication.SharedApplication.KeyWindow.RootViewController;
#endif
try
{
// Opening the facebook webauthenticator
var auth = new Xamarin.Auth.WebRedirectAuthenticator(
new Uri(Constants.ResourceTokenBrokerUrl + "/.auth/login/facebook"),
new Uri(Constants.ResourceTokenBrokerUrl + "/.auth/login/done"));
auth.Completed += async(sender, e) =>
{
if (e.IsAuthenticated && e.Account.Properties.ContainsKey("token"))
{
#if __IOS__
controller.DismissViewController(true, null);
#endif
var easyAuthResponseJson = JsonConvert.DeserializeObject <JObject>(e.Account.Properties["token"]);
var easyAuthToken = easyAuthResponseJson.GetValue("authenticationToken").ToString();
// Call the ResourceBroker to get the DocumentDB resource token
using (var httpClient = new HttpClient())
{
httpClient.DefaultRequestHeaders.Add("x-zumo-auth", easyAuthToken);
var response = await httpClient.GetAsync(Constants.ResourceTokenBrokerUrl + "/api/resourcetoken/");
var jsonString = await response.Content.ReadAsStringAsync();
var tokenJson = JsonConvert.DeserializeObject <JObject>(jsonString);
resourceToken = tokenJson.GetValue("token").ToString();
UserId = tokenJson.GetValue("userid").ToString();
if (!string.IsNullOrWhiteSpace(resourceToken))
{
item = new LoginItem();
item.Email = item.UserId;
item.FacebookId = "test";
item.FirstName = "test";
item.LastName = "test";
client = new DocumentClient(new Uri(Constants.EndpointUri), resourceToken);
await SaveLoginItemAsync(item);
tcs.SetResult(true);
}
else
{
tcs.SetResult(false);
}
}
}
};
#if __IOS__
controller.PresentViewController(auth.GetUI(), true, null);
#elif __ANDROID__
Xamarin.Forms.Forms.Context.StartActivity(auth.GetUI(Xamarin.Forms.Forms.Context));
#endif
}
catch (Exception ex)
{
Debug.WriteLine("Error: ", ex.Message);
}
await tcs.Task;
return(tcs.Task.Result);
}
