private async Task InitializeDeviceClient(string connectionString)
{
_deviceClient = DeviceClient.CreateFromConnectionString(connectionString, TransportType.Http1);
var iotHubConnectionStringBuilder = IotHubConnectionStringBuilder.Create(connectionString);
DeviceClientPanel.Children.Add(new TextBlock() { Text = "Host: " + iotHubConnectionStringBuilder.HostName });
DeviceClientPanel.Children.Add(new TextBlock() { Text = "Device: " + iotHubConnectionStringBuilder.DeviceId });
Message receivedMessage;
string messageData;
while (true)
{
receivedMessage = await _deviceClient.ReceiveAsync();
if (receivedMessage != null)
{
messageData = Encoding.ASCII.GetString(receivedMessage.GetBytes());
var updateAccessKeyRequest = JsonConvert.DeserializeObject<UpdateAccessKeyRequest>(messageData);
if (updateAccessKeyRequest != null)
{
DeviceClientPanel.Children.Add(new TextBlock() { Text = "Update Access Key received" });
UpdateConnectionString(updateAccessKeyRequest.AccessKey);
await _deviceClient.CloseAsync();
_deviceClient = DeviceClient.CreateFromConnectionString(GetConnectionString(), TransportType.Http1);
await _deviceClient.CompleteAsync(receivedMessage);
}
}
}
}
public async Task CloseAsync()
{
await deviceClient.CloseAsync();
}
public Task CloseAsync()
{
return(_deviceClient.CloseAsync());
}