// Protected methods
protected virtual void Notify(TimeSpan delay = default)
{
using var _ = ExecutionContextEx.SuppressFlow();
if (delay == default)
{
Task.Run(NotifyAsync);
}
else
{
Task.Delay(delay).ContinueWith(_ => NotifyAsync());
}
}
public Task RunAsync(
CommandContext context, bool isolate,
CancellationToken cancellationToken = default)
{
if (!isolate)
{
return(RunInternalAsync(context, cancellationToken));
}
using var _ = ExecutionContextEx.SuppressFlow();
return(Task.Run(() => RunInternalAsync(context, cancellationToken), default));
}
public Task <CommandContext> RunAsync(ICommand command, bool isolate, CancellationToken cancellationToken = default)
{
CommandContext?context;
CommandContext ContextFactory()
{
context = CommandContext.New(this, command);
return(context);
}
using var _ = isolate ? ExecutionContextEx.SuppressFlow() : default;
return(RunAsync(ContextFactory, command, cancellationToken));
}
public CommandContext Start(ICommand command, bool isolate, CancellationToken cancellationToken = default)
{
CommandContext context = null !;
CommandContext ContextFactory()
{
context = CommandContext.New(this, command);
return(context);
}
using var _ = isolate ? ExecutionContextEx.SuppressFlow() : default;
RunAsync(ContextFactory, command, cancellationToken).Ignore();
return(context);
}
protected virtual void Dispose(bool disposing)
{
if (IsDisposed || !disposing)
{
return;
}
IsDisposed = true;
using var _ = ExecutionContextEx.SuppressFlow();
Task.Run(async() => {
using (await AsyncLock.LockAsync()) {
var dbContext = DbContext;
if (dbContext != null)
{
await dbContext.DisposeAsync();
}
}
}).Ignore();
}
public Task OnOperationCompleted(IOperation operation)
{
if (operation.AgentId != AgentInfo.Id.Value) // Only local commands require notification
{
return(Task.CompletedTask);
}
var commandContext = CommandContext.Current;
if (commandContext != null) // It's a command
{
var operationScope = commandContext.Items.TryGet <DbOperationScope <TDbContext> >();
if (operationScope == null || !operationScope.IsUsed) // But it didn't change anything related to TDbContext
{
return(Task.CompletedTask);
}
}
// If it wasn't command, we pessimistically assume it changed something
using var _ = ExecutionContextEx.SuppressFlow();
Task.Run(Notify);
return(Task.CompletedTask);
}
protected virtual void OnStateChanged(IState <AuthState> state, StateEventKind eventKind)
{
using var _ = ExecutionContextEx.SuppressFlow();
Task.Run(() =>
NotifyAuthenticationStateChanged(Task.FromResult((AuthenticationState)state.LastValue))).Ignore();
}
