public void SetComponentStatusValue(string componentUid, string uid, object value)
{
if (componentUid == null)
{
throw new ArgumentNullException(nameof(componentUid));
}
if (uid == null)
{
throw new ArgumentNullException(nameof(uid));
}
var component = GetComponent(componentUid);
var setStatusValueResult = component.SetStatusValue(uid, value);
var oldValue = setStatusValueResult.OldValue;
var isAdd = setStatusValueResult.IsNewValue;
var oldValueString = Convert.ToString(oldValue, CultureInfo.InvariantCulture);
var newValueString = Convert.ToString(value, CultureInfo.InvariantCulture);
var hasChanged = isAdd || !string.Equals(oldValueString, newValueString, StringComparison.Ordinal);
if (!hasChanged)
{
return;
}
_logger.LogDebug(
"Component status value changed: [Component={0}] [Status UID={1}] [Value={2} -> {3}].",
component.Uid,
uid,
oldValueString,
newValueString);
var componentStatusChangedEventArgs = new ComponentStatusChangedEventArgs
{
Timestamp = DateTime.UtcNow,
Component = component,
StatusUid = uid,
OldValue = oldValue,
NewValue = value
};
ComponentStatusChanged?.Invoke(this, componentStatusChangedEventArgs);
_messageBusWrapper.PublishStatusChangedEvent(componentStatusChangedEventArgs);
}
public void PublishStatusChangedEvent(ComponentStatusChangedEventArgs eventArgs)
{
if (eventArgs is null)
{
throw new ArgumentNullException(nameof(eventArgs));
}
var message = new Dictionary <object, object>
{
["type"] = "component_registry.event.status_changed",
["timestamp"] = eventArgs.Timestamp.ToString("O"),
["component_uid"] = eventArgs.Component.Uid,
["status_uid"] = eventArgs.StatusUid,
["old_value"] = eventArgs.OldValue,
["new_value"] = eventArgs.NewValue
};
_messageBusService.Publish(message);
}