protected override async void OnAppearing()
{
base.OnAppearing();
userTable = await CloudService.GetTableAsync <User>();
User currentUser = await userTable.ReadItemAsync(Settings.UserId);
await UpdateUserLocation(currentUser);
try
{
List <SharingSpace> sharingspaces = await _apiServices.GetNearbyEvents(Settings.AccessToken, "500");
if (sharingspaces == null)
{
await Application.Current.MainPage.DisplayAlert("No nearby events", "No nearby events.", "OK");
Navigation.InsertPageBefore(new HomePage(), this);
await Navigation.PopAsync();
}
Navigation.InsertPageBefore(new EventJoinPage(sharingspaces), this);
await Navigation.PopAsync();
}
catch (Exception ex)
{
Debug.WriteLine("Error: " + ex.Message);
await Application.Current.MainPage.DisplayAlert("Getting events failed", ex.Message, "OK");
// do nothing
}
}
async Task <bool> IsUserRegisteredInTheCloud(ILoginProvider loginProvider)
{
ICloudTable <UserDetails> Table = GetTable <UserDetails>();
string tableId = loginProvider.RetrieveTableIdFromSecureStore();
Account account = loginProvider.RetreiveAccountFromSecureStore();
if (tableId == null)
{
ICollection <UserDetails> tempUserDetailsList = await Table.ReadAllItemsAsync();
UserDetails userDetails = tempUserDetailsList.FirstOrDefault(x => x.userId == client.CurrentUser.UserId);
account.Properties.Add("table_id", userDetails.Id);
loginProvider.SaveAccountInSecureStore(account);
App.UserDetails = userDetails;
}
else
{
UserDetails tempUserDetails = await Table.ReadItemAsync(tableId);
App.UserDetails = tempUserDetails;
}
if (App.UserDetails != null)
{
return(true);
}
return(false);
}
