/// <summary>
/// Lists the products for the user.
/// </summary>
/// <returns>Products.</returns>
public async Task <List <Product> > ListProducts()
{
Log.Verbose("List Products.");
List <Product> products = new List <Product>();
var settings = Settings.Instance;
var dsrPhone = settings.DsrPhone;
if (_connectivityService.HasConnection())
{
Log.Verbose("Connection exists, get products from API.");
var productDtos = await api.GetProducts(dsrPhone);
// only process the api call, when there is a result
if (productDtos != null)
{
products = productDtos.Select(productDto => new Product
{
DisplayName = productDto.DisplayName,
ProductTypeId = productDto.ProductTypeId,
SerialNumber = productDto.SerialNumber,
DateAcquired = productDto.DateAcquired
}).ToList();
}
}
return(products);
}
private void go()
{
if (!_connectivityService.HasConnection())
{
ShowFragment(resetPinFailedFragment);
}
else
{
ShowFragment(progressFragment);
DoResetPin();
}
}
private async void Login(string pin, string mobileNumber, CountryCodes country, bool isFirstTime)
{
Settings.DsrPhone = mobileNumber;
Settings.DsrLanguage = LanguagesEnum.EN;
EnteredPin = pin;
if (_connectivityService.HasConnection())
{
await LoginOnline();
}
else
{
_textViewError.Visibility = ViewStates.Visible;
_textViewError.Text = GetText(Resource.String.network_connection_required);
}
}
private async Task <Dictionary <Guid, PhotoUploadStatus> > Upload(List <CustomerPhoto> photos)
{
var photoUploadStatusDict = new Dictionary <Guid, PhotoUploadStatus>();
CustomerPhoto currentPhotoForUpload = null;
PhotoUploadStatus photoUploadStatus = PhotoUploadStatus.Pending;
try
{
if (_connectivityService.HasConnection() && photos.Any())
{
Logger.Verbose("Total number of Photos available " + photos.Count);
// loop through existing customer photos, if any
foreach (var photo in photos)
{
currentPhotoForUpload = photo;
photoUploadStatus = photo.PhotoUploadStatus;
var photoName = Path.GetFileName(currentPhotoForUpload.FilePath);
Logger.Verbose("About to process Photo : " + photoName);
Logger.Verbose("DSR Country Code");
Logger.Verbose(Settings.Instance.DsrCountryCode.ToString().ToLower());
// build up a blob name that includes the phone and national id number of the customer as well as country prefix
var blobName = currentPhotoForUpload.Phone + "_" + currentPhotoForUpload.CustomerIdentifier + "_" + Settings.Instance.DsrCountryCode.ToString().ToLower() + "_" + Path.GetFileName(photoName);
var blockBlob = _photoBlobContainer.GetBlockBlobReference(Path.GetFileName(blobName));
// set the metadata of the blob to have customer's national id, type and description of photo
if (!string.IsNullOrEmpty(currentPhotoForUpload.CustomerIdentifier))
{
blockBlob.Metadata["NationalID"] = currentPhotoForUpload.CustomerIdentifier;
}
if (!string.IsNullOrEmpty(currentPhotoForUpload.Phone))
{
blockBlob.Metadata["PhoneNumber"] = currentPhotoForUpload.Phone;
}
if (currentPhotoForUpload.TypeOfPhoto > 0)
{
blockBlob.Metadata["PhotoType"] = currentPhotoForUpload.TypeOfPhoto.ToString();
}
// upload each photo to Azure Blob Storage
if (File.Exists(currentPhotoForUpload.FilePath))
{
using (var fileStream = File.OpenRead(currentPhotoForUpload.FilePath))
{
await blockBlob.UploadFromStreamAsync(fileStream);
Logger.Verbose("Photo uploaded to Azure Blob Storage : " + blobName);
}
}
// set the upload status to success
photoUploadStatus = PhotoUploadStatus.Successfull;
// save the photo's status to the database
currentPhotoForUpload.PhotoUploadStatus = photoUploadStatus;
await _photoController.SaveAsync(currentPhotoForUpload);
// update the photo status dictionary
photoUploadStatusDict.Add(currentPhotoForUpload.Id, currentPhotoForUpload.PhotoUploadStatus);
Logger.Verbose("Updated Customer Photo Status to Success");
}
}
}
catch (StorageException se)
{
Logger.Verbose("StorgeException Caught On Photo Upload");
// set the upload status to Fail
photoUploadStatus = PhotoUploadStatus.Failed;
var requestInformation = se.RequestInformation;
var errorCode = requestInformation.ExtendedErrorInformation.ErrorCode;
var statusCode = (HttpStatusCode)requestInformation.HttpStatusCode;
Logger.Verbose(errorCode);
Logger.Verbose(statusCode.ToString());
// if it is an authentication failure then it means the SAS Token has probably expired and a new one is needed
if (errorCode == StorageErrorCodeStrings.AuthenticationFailed)
{
// SAS Token probably has expired
Logger.Verbose("SAS Token Expired");
// TODO Add code to request new SAS Token from OTA Settings or API Call
}
}
catch (Exception e)
{
Logger.Verbose("General Exception Caught On Photo Upload");
Logger.Verbose(e.Message);
// set the upload status to Fail
photoUploadStatus = PhotoUploadStatus.Failed;
Logger.Error(e);
}
try
{
// if the upload failed, update the database accordingly, but from another try/catch block
if (photoUploadStatus == PhotoUploadStatus.Failed && currentPhotoForUpload != null)
{
currentPhotoForUpload.PhotoUploadStatus = photoUploadStatus;
await _photoController.SaveAsync(currentPhotoForUpload);
// update the photo status dictionary
photoUploadStatusDict.Add(currentPhotoForUpload.Id, currentPhotoForUpload.PhotoUploadStatus);
Logger.Verbose("Updated Customer Photo Status to Failed");
}
}
catch (Exception dbe)
{
Logger.Verbose("General Exception Caught In CustomerPhoto Table Updated on Failed Upload");
Logger.Verbose(dbe);
Logger.Error(dbe);
}
return(photoUploadStatusDict);
}