public async Task <string> Handle(UpdateMqttDeviceCommand request, CancellationToken cancellationToken)
{
var mqttDevice = new MqttDevice()
{
Id = request.Id, IsAvailable = request.isAvailable, IsConfirmed = request.isConfirmed
};
_unitOfWork.MqttDevice.Update(mqttDevice);
await _unitOfWork.SaveAsync();
return(mqttDevice.Id);
}
private async Task LoadConfigurationAsync()
{
var deviceSection = configuration.GetSection("devices").GetChildren();
foreach (var item in deviceSection)
{
try
{
var node = item.GetChildren();
var device = new MqttDevice
{
// generic
ClientId = GetSettingsParam(node, "clientID"),
// mqtt
TopicName = GetSettingsParam(node, "TopicName"),
TopicValue = GetSettingsParam(node, "TopicValue"),
TopicPath = GetSettingsParam(node, "TopicPath"),
AlternateTopicName = GetSettingsParam(node, "AlternateTopicName"),
AlternateTopicPath = GetSettingsParam(node, "AlternateTopicPath"),
// vera/openluup
DeviceID = Convert.ToInt32(GetSettingsParam(node, "deviceID")),
Service = GetSettingsParam(node, "Service"),
Variable = GetSettingsParam(node, "Variable"),
Value = GetSettingsParam(node, "Value")
};
// TODO: enforce config check at startups
this.devices.Add(device);
Log.Verbose("[{where}] MQTT Client Configuration loaded: {a}", nameof(MQTTServer), device.ClientId);
}
catch (Exception ex)
{
Log.Error(ex, "[{where}] {what}.LoadConfiguration MQTT Server...", nameof(MQTTServer), nameof(StartAsync));
}
}
await Task.CompletedTask;
}
private async Task ProcessMessageAsync(MqttDevice device, MqttApplicationMessage applicationMessage)
{
string value;
bool matched;
// topic path
if (string.IsNullOrEmpty(device.TopicPath))
{
var messageValue = applicationMessage.ConvertPayloadToString();
matched = messageValue.Equals(device.TopicValue, StringComparison.InvariantCultureIgnoreCase);
value = device.Value;
Log.Verbose("[{where}] Processed message: got {messageValue} - expected {value} - matched: {matched}", nameof(MQTTServer), messageValue, value, matched);
}
// read the value from the payload, using the path
else
{
var json = applicationMessage.ConvertPayloadToString();
var jsonObject = JObject.Parse(json);
value = device.TopicPath == "." ? json : (string)jsonObject.SelectToken(device.TopicPath);
if (!string.IsNullOrEmpty(device.AlternateTopicPath) && string.IsNullOrEmpty(value))
{
value = device.AlternateTopicPath == "." ? json : (string)jsonObject.SelectToken(device.AlternateTopicPath);
}
matched = true;
Log.Verbose("[{where}] Processed message: got {value}", nameof(MQTTServer), value);
}
if (matched)
{
Log.Information("[{where}] Updating #{deviceID} - {service} / {var} - {value}", nameof(MQTTServer), device.DeviceID, device.Service, device.Variable, value);
await luupWrapper.UpdateVariablesAsync(device.DeviceID, device.Service, device.Variable, value);
}
}