private async Task OnMessage(string msg, CancellationToken ct)
{
if (!msg.IsValidJson(out var json))
{
return;
}
var message = new WebSocketMessage(json);
switch (message.MessageType)
{
case "auth_required":
LogInfo("Authorization requested. Sending access token...");
await SendWs(new AuthCommand(_accessToken), ct);
return;
case "auth_ok":
LogInfo("Authorization completed, subscribing to events...");
await SubscribeToEvents(ct);
return;
case "result":
// Isn't an event, log and exit.
LogDebug($"Result message: {msg.ToPrettyJson()}");
return;
case "event":
break; // continue processing
default:
{
// Isn't an event! And event's are what we're working with.
LogWarn($"Unsupported message (not an 'event'): {msg.ToPrettyJson()}");
return;
}
}
var entId = message.EventEntityId;
var matchedApps = _apps
.Where(a => a.MatchEntity(entId))
.ToArray();
if (!matchedApps.Any())
{
// No matched apps, log and exit.
if (EncounteredEntityIdsWithoutSubscription.Add(entId))
{
LogTrace($"First time encounter of message with an EntityId that we're not listening on: {entId}");
}
return;
}
// Found matched apps! Log and determine which type
LogInfo(msg.ToPrettyJson());
Click clickData = null;
StateChanged stateChangedData = null;
var eventType = message.EventType;
switch (eventType)
{
case "click":
{
clickData = new Click {
ClickType = (string)json["event"]["data"]["click_type"]
};
break;
}
case "state_changed":
{
//entity_boolean doesn't have a "last_triggered" attribute.
//if (!entId.Contains("input_boolean."))
//{
// if (!message.HasNewStateWithLastTriggered)
// {
// return; // Irrelevant event, we need new states that has "last time triggered" otherwise it might be an event provoked by reloading Hass. Unsure about this.
// }
//}
if (!message.IsTheMostRelevantStateChangeEvent)
{
return; // Is most probably a 'duped' event, throw it away ..
}
if (!message.HasNewState)
{
return; // Irrelevant event, we need new states only ..
}
stateChangedData = message.DeserializeStateChanged();
break;
}
}
var eventData = new EventData(entId, stateChangedData, clickData, msg);
foreach (var hassApp in matchedApps)
{
hassApp.DispatchEvent(eventData);
}
}
