/// <summary>
/// Usefull for updating Twins properties (either tags or desired/reported properties).
/// This first version does not include desired/reported properties serialization/deserialization but it could be added
/// easily (additional properties in settings classes)
/// </summary>
/// <param name="deviceId"></param>
/// <param name="options"></param>
/// <returns></returns>
public async Task<bool> UpdateDeviceSettingsAsync(string deviceId, SIoT.DeviceIoTSettings options)
{
if (string.IsNullOrEmpty(deviceId))
throw new ArgumentNullException(nameof(deviceId));
if (options == null)
throw new ArgumentNullException(nameof(options));
if (options.Twins != null && options.Twins.Tags != null)
try
{
var twin = await _registryManager.GetTwinAsync(deviceId).ConfigureAwait(false);
if (twin != null)
{
var jsonTags = JsonConvert.SerializeObject(options.Twins,
new JsonSerializerSettings {NullValueHandling = NullValueHandling.Ignore});
var updatedTwin = await _registryManager.UpdateTwinAsync(deviceId, jsonTags, twin.ETag).ConfigureAwait(false);
return updatedTwin != null;
}
return false;
}
catch (Exception ex)
{
_logger.LogError(ex, ex.Message);
throw;
}
return false;
}
public async Task<SIoT.Device> AddDeviceAsync(string deviceId, SIoT.DeviceIoTSettings settings)
{
if (settings == null)
throw new ArgumentNullException(nameof(settings));
var device = await AddDeviceToIoTHubAsync(deviceId).ConfigureAwait(false);
var twinUpdated = await UpdateDeviceSettingsAsync(deviceId, settings).ConfigureAwait(false);
if (device != null && twinUpdated)
return _mapper.Map<SIoT.Device>(device);
throw new Exception("An error has occurred during the device creation or the twin updates.");
}
/// <summary>
/// Add a device with strongly typed settings (could be usefull in some scenarios)
/// </summary>
/// <param name="deviceId"></param>
/// <param name="settings"></param>
/// <returns></returns>
public async Task<SIoT.Device> AddDeviceWithTagsAsync(string deviceId, SIoT.DeviceIoTSettings settings)
{
var converter = new TwinJsonConverter();
Twin twin = null;
if (settings != null && settings.Twins != null)
{
twin = new Twin(deviceId);
var jsonTags = JsonConvert.SerializeObject(settings.Twins,
new JsonSerializerSettings {NullValueHandling = NullValueHandling.Ignore});
twin.Tags = new TwinCollection(jsonTags);
}
var result = await _registryManager.AddDeviceWithTwinAsync(new Device(deviceId), twin).ConfigureAwait(false);
if (result != null && result.IsSuccessful)
return await GetDeviceAsync(deviceId).ConfigureAwait(false);
throw new Exception("An error has occurred during the device creation or the twin updates.");
}