/// <summary>
/// Set response body, close response builder and pass control to next handler.
/// </summary>
/// <typeparam name="TException">
/// The exception type
/// </typeparam>
/// <param name="builder">
/// The policy builder
/// </param>
/// <param name="settings">
/// Delegate to write to response stream.
/// </param>
/// <param name="index" optional="true">
/// Handler index in the chain. Optional. By default handler added to the end of chain.
/// </param>
/// <returns>
/// Policy builder
/// </returns>
public static IResponseHandlers <TException> WithBody <TException>(
this IResponseHandlers <TException> builder, Func <HttpRequest, Stream, TException, Task> settings, int index = -1)
where TException : Exception
{
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
builder.Services.Configure <RawResponseHandlerOptions <TException> >(responceOptions =>
{
responceOptions.SetResponse.Add((context, exception) =>
RawResponseExceptionHandler <TException> .SetBody(context, exception, settings));
});
return(builder);
}
// Set status code
/// <summary>
/// Configure response and pass control to next handler. It is recommended to finish chain using <see cref="Handled{TException}"/> when response builder will be configured.
/// </summary>
/// <typeparam name="TException">
/// The exception type
/// </typeparam>
/// <param name="builder">
/// The policy builder
/// </param>
/// <param name="responseAlreadyStartedBehaviour">
/// The begaviour <see cref="ResponseAlreadyStartedBehaviour"/> in case response already started.
/// </param>
/// <param name="index" optional="true">
/// Handler index in the chain. Optional. By default handler added to the end of chain.
/// </param>
/// <param name="statusCodeFactory">
/// The factory for response status code. By default 500 will be used, unless code was already set by another handler for current request.
/// </param>
/// <returns>
/// Response builder.
/// </returns>
public static IResponseHandlers <TException> Response <TException>(
this IExceptionMapping <TException> builder,
Func <TException, int> statusCodeFactory = null,
ResponseAlreadyStartedBehaviour responseAlreadyStartedBehaviour = ResponseAlreadyStartedBehaviour.ReThrow,
int index = -1)
where TException : Exception
{
builder.Services.Configure <RawResponseHandlerOptions <TException> >(responceOptions =>
{
responceOptions.ResponseAlreadyStartedBehaviour = responseAlreadyStartedBehaviour;
responceOptions.SetResponse.Add((context, exception) =>
{
return(RawResponseExceptionHandler <TException> .SetStatusCode(context, exception, statusCodeFactory));
});
});
builder.EnsureHandler <TException, RawResponseExceptionHandler <TException> >(index);
return(builder as IResponseHandlers <TException>);
}
