public CircuitHost CreateCircuitHost(
IReadOnlyList <ComponentDescriptor> components,
CircuitClientProxy client,
string baseUri,
string uri,
ClaimsPrincipal user)
{
var scope = _scopeFactory.CreateScope();
var jsRuntime = (RemoteJSRuntime)scope.ServiceProvider.GetRequiredService <IJSRuntime>();
jsRuntime.Initialize(client);
var navigationManager = (RemoteNavigationManager)scope.ServiceProvider.GetRequiredService <NavigationManager>();
var navigationInterception = (RemoteNavigationInterception)scope.ServiceProvider.GetRequiredService <INavigationInterception>();
if (client.Connected)
{
navigationManager.AttachJsRuntime(jsRuntime);
navigationManager.Initialize(baseUri, uri);
navigationInterception.AttachJSRuntime(jsRuntime);
}
else
{
navigationManager.Initialize(baseUri, uri);
}
var renderer = new RemoteRenderer(
scope.ServiceProvider,
_loggerFactory,
_options,
client,
_loggerFactory.CreateLogger <RemoteRenderer>());
var circuitHandlers = scope.ServiceProvider.GetServices <CircuitHandler>()
.OrderBy(h => h.Order)
.ToArray();
var circuitHost = new CircuitHost(
_circuitIdFactory.CreateCircuitId(),
scope,
_options,
client,
renderer,
components,
jsRuntime,
circuitHandlers,
_loggerFactory.CreateLogger <CircuitHost>());
Log.CreatedCircuit(_logger, circuitHost);
// Initialize per - circuit data that services need
(circuitHost.Services.GetRequiredService <ICircuitAccessor>() as DefaultCircuitAccessor).Circuit = circuitHost.Circuit;
circuitHost.SetCircuitUser(user);
return(circuitHost);
}
public virtual Task DisconnectAsync(CircuitHost circuitHost, string connectionId)
{
Log.CircuitDisconnectStarted(_logger, circuitHost.CircuitId, connectionId);
Task circuitHandlerTask;
lock (CircuitRegistryLock)
{
if (DisconnectCore(circuitHost, connectionId))
{
circuitHandlerTask = circuitHost.Renderer.Dispatcher.InvokeAsync(() => circuitHost.OnConnectionDownAsync(default));
/// <summary>
/// Registers an active <see cref="CircuitHost"/> with the register.
/// </summary>
public void Register(CircuitHost circuitHost)
{
if (!ConnectedCircuits.TryAdd(circuitHost.CircuitId, circuitHost))
{
// This will likely never happen, except perhaps in unit tests, since CircuitIds are unique.
throw new ArgumentException($"Circuit with identity {circuitHost.CircuitId} is already registered.");
}
// Register for unhandled exceptions from the circuit. The registry is responsible for tearing
// down the circuit on errors.
circuitHost.UnhandledException += CircuitHost_UnhandledException;
}
internal static void CreatedCircuit(ILogger logger, CircuitHost circuitHost) => _createdCircuit(logger, circuitHost.CircuitId.Id, circuitHost.Client.ConnectionId, null);
