private async Task DownloadAndShowAdvertisements()
{
progress.ShowProgressDialog("Pobieranie og³oszeñ. Proszê czekaæ...");
var coordinates = gpsLocationService.GetCoordinatesModel();
List <AdvertisementItemShort> advertisements = await this.advertisementItemService.GetUserAdvertisements(userAdvertsPageNumber, this.advertisement.SellerId, coordinates.Latitude, coordinates.Longitude);
if (advertisements.Count > 0)
{
if (advertisementItemListAdapter == null)
{
advertisementItemListAdapter = new AdvertisementItemListAdapter(this, advertisements, AdvertisementsKind.AdvertisementsAroundUserCurrentLocation, this);
advertisementItemListAdapter.AdvertisementItemClick += AdvertisementItemListAdapter_AdvertisementItemClick;
advertisementsRecyclerView.SetAdapter(advertisementItemListAdapter);
}
else
{
advertisementItemListAdapter.AddAdvertisements(advertisements);
}
}
else
{
if (advertisementItemListAdapter == null)
{
advertisementItemListAdapter = new AdvertisementItemListAdapter(this, new List <AdvertisementItemShort>(), AdvertisementsKind.AdvertisementsAroundUserCurrentLocation, this);
}
advertisementItemListAdapter.InfiniteScrollDisabled = true;
userAdvertsPageNumber = 0;
}
progress.CloseProgressDialog();
}
private async Task <CoordinatesForAdvertisementsModel> CheckNewAdvertisementsAroundUserCurrentLocation()
{
SetSearchModel(appsettings);
try
{
searchModelForNotifications.CoordinatesModels = gpsLocationService.GetCoordinatesModel();
}
catch
{
return(new CoordinatesForAdvertisementsModel());
//nic nie robiê
}
var areThereNewAdvertisements = await this.advertisementItemService.CheckForNewAdvertisementsAroundCurrentLocationSinceLastCheck(searchModelForNotifications);
if (areThereNewAdvertisements)
{
NotifyUserAboutNewAdvertisements(AdvertisementsKind.AdvertisementsAroundUserCurrentLocation);
}
return(searchModelForNotifications.CoordinatesModels);
}
private async Task <CoordinatesForAdvertisementsModel> CheckNewAdvertisementsAroundUserCurrentLocation()
{
var appsettings = (AppSettingsModel)this.sharedPreferencesHelper.GetSharedPreference <AppSettingsModel>(SharedPreferencesKeys.APP_SETTINGS);
SetSearchModel(appsettings);
try
{
searchModelForNotifications.CoordinatesModels = gpsLocationService.GetCoordinatesModel();
}
catch (Exception)
{
return(new CoordinatesForAdvertisementsModel());
//nic nie robiê
}
var areThereNewAdvertisements = await this.advertisementItemService.CheckForNewAdvertisementsAroundCurrentLocationSinceLastCheck(searchModelForNotifications);
if (areThereNewAdvertisements)
{
NotifyUserAboutNewAdvertisements(AdvertisementsKind.AdvertisementsAroundUserCurrentLocation);
}
return(searchModelForNotifications.CoordinatesModels);
}