internal async Task InitAsync()
{
_stateChangedHandler = _messageHub
.Handle <ThingStateChangedMessage>()
.Where(msg => msg.Id == Id.ToString() && msg.NewState != State)
.Synchronize()
.Register(async msg => await OnStateChanged(msg));
_messageHub.SendMessage(new ThingStateChangedMessage(Id.ToString(), ThingState.Initializing));
var state = await _gatewayHandler.InitAsync();
_messageHub.SendMessage(new ThingStateChangedMessage(Id.ToString(), state));
}
protected override void AddItem(IGateway item)
{
base.AddItem(item);
Log.Info($"Gateway '{item.Id}' added");
_messageHub.SendMessage(new GatewayAddedMessage(item));
}
protected override void AddItem(IItem item)
{
base.AddItem(item);
Log.Info($"Item '{item.Name}' added");
_messageHub.SendMessage(new ItemAddedMessage(item));
}
protected override void AddItem(IThing item)
{
base.AddItem(item);
Log.Info($"Thing '{item.Id}' added");
_messageHub.SendMessage(new ThingAddedMessage(item));
}
internal async Task InitAsync()
{
_stateChangedHandler = _messageHub
.Handle <ThingStateChangedMessage>()
.Where(msg => msg.Id == Id.ToString())
.Synchronize()
.Register(async msg => await OnStateChanged(msg));
_channelAddedHandler = _messageHub
.Handle <NewThingChannelMessage>()
.Where(msg => Id.Equals(msg.ThingId))
.Register(async msg => await OnChannelAdded(msg));
_messageHub.SendMessage(new ThingStateChangedMessage(Id.ToString(), ThingState.Initializing));
var state = await _thingHandler.InitAsync();
_messageHub.SendMessage(new ThingStateChangedMessage(Id.ToString(), state));
}
private Task SetNewStateAsync(KernelState newState)
{
Log.Info($"Kernel state changed from {State} to {newState}");
State = newState;
_messageHub.SendMessage(new KernelStateChangedMessage(newState));
return Task.CompletedTask;
}
public override void PaymentContextDidChange(STPPaymentContext paymentContext)
{
var paymentMethod = paymentContext.SelectedPaymentMethod;
var message = paymentMethod == null
? new PaymentMethodChangedMessage()
: new PaymentMethodChangedMessage
{
Label = paymentMethod.Label,
Image = paymentMethod.Image?.AsPNG().AsStream()
};
_messageHub.SendMessage(message);
}
private Task OnChannelHandlerValueChanged(ChannelHandlerValueChangedMessage msg)
{
if (ValuesAreEqual(Value, msg.NewValue))
{
return(Task.CompletedTask);
}
Log.Info($"Thing Channel '{Id}' value changed from '{Value}' -> '{msg.NewValue}'");
Value = msg.NewValue;
_messageHub.SendMessage(new ChannelValueChangedMessage(Id.ToString(), msg.NewValue));
return(Task.CompletedTask);
}
private Task UpdateValue(object value)
{
if (ItemType.ValuesAreEqual(Value, value))
{
return(Task.CompletedTask);
}
var oldValue = Value;
Value = value;
Log.Info($"Item '{Name}' value changed from '{oldValue}' to '{value}'");
_messageHub.SendMessage(new ItemValueChangedMessage(Name, value, oldValue));
return(Task.CompletedTask);
}
public override Task ExecuteAsync(string[] arguments)
{
var channelId = arguments.FirstOrDefault();
if (string.IsNullOrWhiteSpace(channelId))
{
Output.WriteLine("No channel id given");
return(Task.CompletedTask);
}
var value = arguments.Skip(1).FirstOrDefault();
if (value == null)
{
Output.WriteLine("No value is given");
return(Task.CompletedTask);
}
_messageHub.SendMessage(new WriteChannelValueMessage(channelId, value));
return(Task.CompletedTask);
}
private Task OnChannelValueChanged(ChannelValueChangedMessage msg)
{
_messageHub.SendMessage(new ItemValueUpdateMessage(_itemName, msg.NewValue));
return(Task.CompletedTask);
}
public Task WriteValueAsync(object value)
{
_messageHub.SendMessage(new ItemValueUpdateMessage(_itemName, value));
return(Task.CompletedTask);
}
public void SendCommand(string itemName, object commandValue)
{
_messageHub.SendMessage(new SendCommandToItemMessage(itemName, commandValue));
}