/// <summary>
/// Starts the task that will download the calibration certificates.
/// </summary>
/// <returns>The the things.</returns>
private Task DoTheThings(CancellationTokenSource source, List <ISerialNumber> failures, Action onLoad)
{
return(Task.Factory.StartNew(() => {
var ion = AppState.context;
var serials = new List <ISerialNumber>();
foreach (var device in ion.deviceManager.devices)
{
serials.Add(device.serialNumber);
}
/////////testing for specific nist certificate data////////////
// var iserial = SerialNumberExtensions.ParseSerialNumber("S816H502");
// serials.Add(iserial);
//iserial = SerialNumberExtensions.ParseSerialNumber("S516H214");
//serials.Add(iserial);
////////////////
Log.D(this, Arrays.AsString <ISerialNumber>(serials.ToArray()));
var task = new ION.Core.Net.RequestCalibrationCertificates(ion, serials.ToArray());
//var task = new RequestCalibrationCertificatesTask(ion, serials.ToArray());
task.tokenSource = source;
foreach (var result in task.Request().Result)
{
if (!result.success)
{
failures.Add(result.serialNumber);
continue;
}
var file = ion.calibrationCertificateFolder.GetFile(result.serialNumber + " Certification.pdf", EFileAccessResponse.ReplaceIfExists);
var stream = file.OpenForWriting();
try {
GaugeDeviceCertificatePdfExporter.Export(ion, result.certificate, stream);
Log.D(this, "Device nist date is " + result.certificate.lastTestCalibrationDate.ToShortDateString());
var existing = ion.database.Query <ION.Core.Database.LoggingDeviceRow>("SELECT * FROM LoggingDeviceRow WHERE serialNumber = ?", result.serialNumber.rawSerial);
if (existing.Count.Equals(0))
{
Log.D(this, "Creating new entry for device: " + result.serialNumber.rawSerial + " with a calibration date of: " + result.certificate.lastTestCalibrationDate.ToShortDateString());
var addDevice = new ION.Core.Database.LoggingDeviceRow()
{
serialNumber = result.serialNumber.rawSerial, nistDate = result.certificate.lastTestCalibrationDate.ToShortDateString()
};
ion.database.Insert(addDevice);
}
else
{
Log.D(this, "Updated entry for device: " + result.serialNumber.rawSerial + " with a calibration date of: " + result.certificate.lastTestCalibrationDate.ToShortDateString());
ion.database.Query <ION.Core.Database.LoggingDeviceRow>("UPDATE LoggingDeviceRow SET nistDate = ? WHERE serialNumber = ?", result.certificate.lastTestCalibrationDate.ToShortDateString(), result.serialNumber.rawSerial);
}
} catch (Exception e) {
Log.E(this, "Failed to export certificate.", e);
file.Delete();
failures.Add(result.serialNumber);
} finally {
stream?.Close();
}
ion.PostToMain(() => {
Log.D(this, "Resolved a certification for: " + result.serialNumber);
onLoad();
});
}
}));
}
/// <summary>
/// Requests the calibration certificates for all of the task's serial numbers.
/// </summary>
/// <param name="tokenSource">Token source.</param>
public async Task <List <CalibrationCertificateRequestResult> > Request()
{
started = true;
Log.D(this, "Inside Request()");
try {
var ct = tokenSource.Token;
var ret = new List <CalibrationCertificateRequestResult>();
var data = BuildPostData();
// Bail if cancelled.
ct.ThrowIfCancellationRequested();
// Build Request
var req = (HttpWebRequest)WebRequest.Create(SERVER);
req.ContentType = TYPE_JSON;
req.Method = METHOD_POST;
using (var stream = req.GetRequestStream()) {
stream.Write(data, 0, data.Length);
stream.Flush();
stream.Close();
}
// Bail if cancelled.
ct.ThrowIfCancellationRequested();
// Await Response
var res = (HttpWebResponse)req.GetResponse();
// Bail if cancelled.
ct.ThrowIfCancellationRequested();
using (var stream = new StreamReader(res.GetResponseStream())) {
var result = stream.ReadToEnd();
Log.D(this, "Raw result: " + result);
var obj = JObject.Parse(result);
foreach (var s in obj.Properties())
{
try {
var settings = new JsonSerializerSettings();
settings.MissingMemberHandling = MissingMemberHandling.Ignore;
var response = JsonConvert.DeserializeObject <CalibrationCertificateResponse>(s.Value.ToString());//, settings);
Log.D(this, "Nist date is " + response.calDate);
if (response.errorCode != null)
{
Log.E(this, "Failed to get calibration certificate for: " + response.serialNumber + "{" + response.errorCode + "}");
ret.Add(new CalibrationCertificateRequestResult(GaugeSerialNumber.Parse(s.Name)));
}
else
{
ret.Add(new CalibrationCertificateRequestResult(response.ToCalibrationCertificate()));
var existing = ion.database.Query <ION.Core.Database.LoggingDeviceRow>("SELECT * FROM LoggingDeviceRow WHERE serialNumber = ?", response.serialNumber);
if (existing.Count.Equals(0))
{
Log.D(this, "Creating new entry for device: " + response.serialNumber + " with a calibration date of: " + response.calDate);
var addDevice = new ION.Core.Database.LoggingDeviceRow()
{
serialNumber = response.serialNumber, nistDate = response.calDate
};
ion.database.Insert(addDevice);
}
else
{
Log.D(this, "Updating last calibration date of: " + response.calDate + " for SN: " + response.serialNumber);
ion.database.Query <ION.Core.Database.LoggingDeviceRow>("UPDATE LoggingDeviceRow SET nistDate = ? WHERE serialNumber = ?", response.calDate, response.serialNumber);
}
}
} catch (Exception e) {
Log.E(this, "Failed to parse certificate: " + s.Value, e);
ret.Add(new CalibrationCertificateRequestResult(GaugeSerialNumber.Parse(s.Name)));
}
}
}
return(ret);
} finally {
started = false;
}
}