private HttpResponseParameters GetResponseParametersFromBusinessException(BusinessException exception)
{
var result = new HttpResponseParameters
{
StatusCode = (int)HttpStatusCode.BadRequest
};
if (exception.Errors == null || exception.Errors.Count == 0)
{
result.ContentType = HttpResponseContentTypes.TextPlain;
result.Content = exception.Message.ToString();
}
else
{
result.ContentType = HttpResponseContentTypes.ApplicationJson;
result.Content = CreateJsonFromBusinessException(exception).ToString();
}
return(result);
}
public bool TryGetHttpStatusCodeForException(Exception exception, out HttpResponseParameters parameters)
{
if (exception is ArgumentOutOfRangeException)
{
parameters = new HttpResponseParameters
{
StatusCode = (int)HttpStatusCode.NotFound,
ContentType = HttpResponseContentTypes.TextPlain,
Content = exception.Message
};
return(true);
}
else if (exception is ArgumentException)
{
parameters = new HttpResponseParameters
{
StatusCode = (int)HttpStatusCode.BadRequest,
ContentType = HttpResponseContentTypes.TextPlain,
Content = exception.Message
};
return(true);
}
else if (exception is BusinessException)
{
parameters = GetResponseParametersFromBusinessException((BusinessException)exception);
return(true);
}
else
{
parameters = new HttpResponseParameters
{
StatusCode = (int)HttpStatusCode.InternalServerError,
ContentType = HttpResponseContentTypes.TextPlain,
Content = DefaultErrorMessage
};
return(true);
}
}
private async Task MapExceptionToHttpResponse(HttpContext context, HttpResponseParameters parameters)
{
context.Response.StatusCode = parameters.StatusCode;
context.Response.ContentType = parameters.ContentType;
await context.Response.WriteAsync(parameters.Content);
}
