public async Task Invoke(HttpContext context /* other dependencies */)
{
// TextWriter txtWr;
try
{
var webRoot = _env.ContentRootPath;
fileName = "log_";
var path = HelperController.GetPath(webRoot, fileName + DateTime.Now.ToString("yyyyMMdd_hhmmss") + ".txt", "logs/");
File.AppendAllText(path, "--------------------------Request--------------------\n");
File.AppendAllText(path, await FormatRequest(context.Request));
var originalBodyStream = context.Response.Body;
using (var responseBody = new MemoryStream())
{
context.Response.Body = responseBody;
await next(context);
File.AppendAllText(path, "--------------------------Response--------------------\n");
System.IO.File.AppendAllText(path, await FormatResponse(context.Response));
await responseBody.CopyToAsync(originalBodyStream);
}
}
catch (Exception ex)
{
await HandleExceptionAsync(context, ex);
}
}
private static Task HandleExceptionAsync(HttpContext context, Exception ex)
{
var webRoot = _env.ContentRootPath;
fileName = "error_";
var path = HelperController.GetPath(webRoot, fileName + DateTime.Now.ToString("yyyyMMdd_hhmmss") + ".txt", "logs/");
TextWriter txtWr = new StreamWriter(path, true);
txtWr.WriteLine(JsonConvert.SerializeObject(ex).ToString());
txtWr.Flush();
txtWr.Close();
return(context.Response.WriteAsync(ex.Message));
}