private async void ApplicationEventsOnResumed(object sender, EventArgs eventArgs)
{
_applicationEvents.Resumed -= ApplicationEventsOnResumed;
if (_dropboxUserPermission != null)
{
var userPermission = await _dropboxUserPermission.VerifiedUserPermission();
if (string.IsNullOrEmpty(userPermission.Token))
{
_dropboxSwitch.On = false;
await DisplayAlert("Not good", "Dropbox did not return a valid token.", "OK");
}
else
{
PersistedState.UserLogin = userPermission;
}
}
SyncBootstrapper.RefreshDropboxSync(_fileRepository);
}
public App(IFileRepository fileRepository, IExternalBrowserService externalBrowserService)
{
var service = new PageService(new WikiStorage(fileRepository), new HtmlWrapper(fileRepository), new MarkdownImpl());
_applicationEvents = new ApplicationEvents();
try
{
fileRepository.StorageDirectory = PersistedState.CustomStorageDirectory;
}
catch
{
//can't do much about it now.
}
PageFactory.Initialize(service, fileRepository, externalBrowserService, _applicationEvents);
SyncBootstrapper.RefreshDropboxSync(fileRepository);
SyncBootstrapper.RefreshFromSyncInterval();
MainPage = new NavigationPage(PageFactory.Current.CreateEmaWikiPage());
}
private void InitializeDropboxSettings(IExternalBrowserService externalBrowserService, ApplicationEvents applicationEvents)
{
_dropboxSwitch = new SwitchCell
{
Text = "Use Dropbox",
On = PersistedState.UserLogin != null && !string.IsNullOrEmpty(PersistedState.UserLogin.Secret)
};
_dropboxSwitch.OnChanged += (sender, args) =>
{
if (args.Value)
{
applicationEvents.Resumed += ApplicationEventsOnResumed;
_dropboxUserPermission = new DropboxUserPermission();
_dropboxUserPermission.AskUserForPermission(externalBrowserService);
//(continue in ApplicationEventsOnResumed())
}
else
{
PersistedState.UserLogin = null;
}
SyncBootstrapper.RefreshDropboxSync(_fileRepository);
};
}
