public static void Initialise(string strUser, string strPassword, ManualResetEvent eventStop, HttpClient httpClient)
{
Thread threadMonitor;
_strUser = strUser;
_strPassword = strPassword;
_eventStop = eventStop;
_httpClient = httpClient;
// Get Device Id
try
{
if (File.Exists(_strDeviceIdFile))
{
_strDeviceUniqueIdentifier = JsonConvert.DeserializeObject <string>(File.ReadAllText(_strDeviceIdFile));
}
}
catch (Exception eException)
{
// Handle Error
}
// Get Pairing Token
try
{
if (File.Exists(_strPairingTokenFile))
{
_pairingToken = JsonConvert.DeserializeObject <PairingToken>(File.ReadAllText(_strPairingTokenFile));
}
}
catch (Exception eException)
{
// Handle Error
}
threadMonitor = new Thread(new ThreadStart(TokenMonitor));
threadMonitor.Start();
}
private static async Task <bool> GeneratePairingToken()
{
HttpResponseMessage httpResponse = null;
CancellationTokenSource cancellationToken = null;
Dictionary <string, string> dtFormContent = new Dictionary <string, string>();
string strPageURL = "/api/authenticate";
string strResponse;
dynamic jsonResponse;
bool bRetVal = true;
if (_strDeviceUniqueIdentifier == "")
{
_strDeviceUniqueIdentifier = GenerateDeviceId();
// Update Device Id File
try
{
File.WriteAllText(_strDeviceIdFile, JsonConvert.SerializeObject(_strDeviceUniqueIdentifier));
}
catch (Exception eException)
{
// Handle Error
}
}
// Add Authentication Parameters
dtFormContent.Add("username", _strUser);
dtFormContent.Add("password", _strPassword);
dtFormContent.Add("deviceUniqueIdentifier", _strDeviceUniqueIdentifier);
try
{
cancellationToken = new CancellationTokenSource();
cancellationToken.CancelAfter(TimeSpan.FromSeconds(_iCancellationTime));
httpResponse = await _httpClientAuth.PostAsync(strPageURL, new FormUrlEncodedContent(dtFormContent), cancellationToken.Token);
if (httpResponse.IsSuccessStatusCode)
{
strResponse = await httpResponse.Content.ReadAsStringAsync();
jsonResponse = JsonConvert.DeserializeObject(strResponse);
_pairingToken = new PairingToken(jsonResponse.pairingToken.ToString());
// Update Token File
try
{
File.WriteAllText(_strPairingTokenFile, JsonConvert.SerializeObject(_pairingToken));
}
catch (Exception eException)
{
// Handle Error
}
}
else
{
// Handle Error
bRetVal = false;
goto Cleanup;
}
}
catch (OperationCanceledException eException)
{
// Handle Error
bRetVal = false;
goto Cleanup;
}
catch (Exception eException)
{
// Handle Error
bRetVal = false;
goto Cleanup;
}
Cleanup:
cancellationToken?.Dispose();
httpResponse?.Dispose();
if (!bRetVal)
{
_pairingToken = null;
}
return(bRetVal);
}
private static async Task <bool> GenerateBearerToken()
{
HttpResponseMessage httpResponse = null;
CancellationTokenSource cancellationToken = null;
Dictionary <string, string> dtFormContent = new Dictionary <string, string>();
BearerToken bearerToken = null;
string strPageURL = "/api/gettoken";
string strResponse;
dynamic jsonResponse;
bool bRetVal = true;
// Add Authenticaiton Parameters
dtFormContent.Add("refresh_token", _pairingToken.Token);
try
{
cancellationToken = new CancellationTokenSource();
cancellationToken.CancelAfter(TimeSpan.FromSeconds(_iCancellationTime));
httpResponse = await _httpClientAuth.PostAsync(strPageURL, new FormUrlEncodedContent(dtFormContent), cancellationToken.Token);
if (httpResponse.IsSuccessStatusCode)
{
strResponse = await httpResponse.Content.ReadAsStringAsync();
jsonResponse = JsonConvert.DeserializeObject(strResponse);
bearerToken = new BearerToken();
bearerToken.Token = jsonResponse.access_token;
bearerToken.TokenExpires = DateTime.Now.AddSeconds(int.Parse(jsonResponse.expires_in.ToString()));
_bearerToken = bearerToken;
_httpClient.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", _bearerToken.Token);
// Update Token File
try
{
File.WriteAllText(_strBearerTokenFile, JsonConvert.SerializeObject(_bearerToken));
}
catch (Exception eException)
{
// Handle Error
}
}
else
{
if (httpResponse.StatusCode == System.Net.HttpStatusCode.Unauthorized)
{
// Pairing Token Invalid
_pairingToken = null;
}
else
{
// Handle Error
}
bRetVal = false;
goto Cleanup;
}
}
catch (OperationCanceledException eException)
{
// Handle Error
bRetVal = false;
goto Cleanup;
}
catch (Exception eException)
{
// Handle Error
bRetVal = false;
goto Cleanup;
}
Cleanup:
cancellationToken?.Dispose();
httpResponse?.Dispose();
if (!bRetVal)
{
_bearerToken = null;
}
return(bRetVal);
}