public static IAppBuilder UseDirect(this IAppBuilder builder, Func<Request, Response, Task> app)
{
return builder.Use<AppDelegate>(next => call =>
{
var req = new Request(call);
var resp = new Response
{
Next = () => next(call)
};
app.Invoke(req, resp)
.Then(() => resp.End())
.Catch(caught =>
{
resp.Error(caught.Exception);
return caught.Handled();
});
return resp.GetResultAsync();
});
}
private ResultParameters HandleException(Exception ex)
{
// Run the adapters
ErrorSummary details = null;
foreach (IExceptionAnalyzer analyzer in Analyzers)
{
details = analyzer.Analyze(ex);
if (details != null)
{
break;
}
}
if (details == null)
{
details = GenerateNoProcessorsError(ex);
}
// Generate the HTML
ErrorPageBuilder builder = new ErrorPageBuilder(details);
Response resp = new Response(details.StatusCode);
resp.Start();
resp.ReasonPhrase = details.ReasonPhrase;
resp.ContentType = "text/html";
StringBuilder sb = new StringBuilder();
using (StringWriter w = new StringWriter(sb))
{
builder.Write(w);
}
resp.Write(sb.ToString());
resp.End();
return resp.GetResultAsync().Result; //Good idea? Probably not...
}