public IClientInvoker Group(string group)
{
return(new ClientInvoker(
async(methodName, args) => {
var message = new Message()
{
MessageType = MessageType.ClientMethodInvocation,
Data = MessageSerializer.SerializeObject(new InvocationDescriptor()
{
MethodName = methodName,
Arguments = args
})
};
await _backplane.SendMessageGroupAsync(group, message).ConfigureAwait(false);
},
async msg => {
await _backplane.SendMessageAsync(group, msg).ConfigureAwait(false);
},
(g) => {
throw new NotImplementedException();
},
(g) => {
throw new NotImplementedException();
}));
}
public ClientsDispatcher(IWebSocketConnectionManager manager, IBackplane backplane, ILogger <ClientsDispatcher> logger)
{
Manager = manager;
Backplane = backplane;
_logger = logger;
All = new ClientInvoker(
async(methodName, args) =>
{
var message = new Message()
{
MessageType = MessageType.ClientMethodInvocation,
Data = MessageSerializer.SerializeObject(new InvocationDescriptor()
{
MethodName = methodName,
Arguments = args
})
};
await Backplane.SendMessageAllAsync(message).ConfigureAwait(false);
},
async msg =>
{
await Backplane.SendMessageAllAsync(msg).ConfigureAwait(false);
},
async group => {
await Backplane.SubscribeAll(group).ConfigureAwait(false);
},
async group => {
await Backplane.UnsubscribeAll(group).ConfigureAwait(false);
});
}
private async Task SendMessageToSocketAsync(WebSocketHandler handler, Connection connection, string methodName, params object[] args)
{
var serializedMessage = MessageSerializer.SerializeObject(new InvocationDescriptor()
{
Id = Interlocked.Increment(ref _nextId).ToString(),
MethodName = methodName,
Arguments = args
});
await handler.ReceiveAsync(connection, serializedMessage);
}
public static Task InvokeGroupAsync(this IBackplane backplane, string groupName, string methodName, params object[] arguments)
{
return(backplane.SendMessageGroupAsync(groupName, new Message
{
MessageType = MessageType.ClientMethodInvocation,
Data = MessageSerializer.SerializeObject(new InvocationDescriptor()
{
MethodName = methodName,
Arguments = arguments
})
}));
}
public static async Task InvokeClientMethodAsync(this IChannel channel, string methodName, object[] args)
{
// TODO: Serializer settings?
var message = new Message()
{
MessageType = MessageType.ClientMethodInvocation,
Data = MessageSerializer.SerializeObject(new InvocationDescriptor()
{
MethodName = methodName,
Arguments = args
})
};
await channel.SendMessageAsync(message).ConfigureAwait(false);
}
public async void InvokeMethodInvokesBackplaneSendMessage(string connectionId, string methodName, params object[] arguments)
{
var backplane = new TestBackplane();
var serviceProvider = CreateServiceProvider(o => {
o.AddSingleton <IBackplane>(_ => backplane);
});
var clientDispatcher = ActivatorUtilities.CreateInstance <ClientsDispatcher>(serviceProvider);
var exception = await Assert.ThrowsAnyAsync <NotImplementedException>(
() => clientDispatcher.Client(connectionId).InvokeAsync(methodName, arguments));
Assert.Equal(connectionId + MessageSerializer.SerializeObject <InvocationDescriptor>(new InvocationDescriptor {
MethodName = methodName,
Arguments = arguments
}), exception.Message);
}
public static async Task SendMessageAsync(this IChannel channel, Message message)
{
// Don't send message to a channel that isn't open.
if (channel.State != ChannelState.Open)
{
return;
}
// TODO: Serializer settings? Usage is inconsistent in the entire solution.
var serializedMessage = MessageSerializer.SerializeObject(message);
var bytes = Encoding.ASCII.GetBytes(serializedMessage);
using (var stream = new MemoryStream(bytes))
{
await channel.SendAsync(stream);
}
}
public IClientInvoker Client(string connectionId)
{
var connection = Manager.GetConnectionById(connectionId);
return(new ClientInvoker(
async(methodName, args) => {
if (connection != null)
{
await connection.Channel.InvokeClientMethodAsync(methodName, args).ConfigureAwait(false);
}
else
{
var message = new Message()
{
MessageType = MessageType.ClientMethodInvocation,
Data = MessageSerializer.SerializeObject(new InvocationDescriptor()
{
MethodName = methodName,
Arguments = args
})
};
await Backplane.SendMessageAsync(connectionId, message).ConfigureAwait(false);
}
},
async msg => {
if (connection != null)
{
await connection.Channel.SendMessageAsync(msg).ConfigureAwait(false);
}
else
{
await Backplane.SendMessageAsync(connectionId, msg).ConfigureAwait(false);
}
},
async group => {
await Backplane.Subscribe(group, connectionId).ConfigureAwait(false);
},
async group => {
await Backplane.Unsubscribe(group, connectionId).ConfigureAwait(false);
}));
}
