Simple HTTP logger written in dart using shelf

http_logger.dart

import 'dart:io';

import 'package:intl/intl.dart';
import 'package:shelf/shelf.dart';
import 'package:shelf/shelf_io.dart' as shelf_io;

void main(List<String> arguments) async {
  var port = 8088;
  var ip = "172.16.200.22";
  if (arguments.any((e) => e.startsWith('port='))) {
    final rawArgument =
        arguments.where((element) => element.startsWith('port=')).first;
    port = int.parse(rawArgument.replaceAll('port=', ''));
  }
  if (arguments.any((e) => e.startsWith('ip='))) {
    final rawArgument =
        arguments.where((element) => element.startsWith('ip=')).first;
    ip = rawArgument.replaceAll('ip=', '');
  }

  var handler =
      const Pipeline().addMiddleware(logRequests()).addHandler(_echoRequest);

  var server = await shelf_io.serve(handler, ip, port);

  // Enable content compression
  server.autoCompress = true;

  print('Serving at http://${server.address.host}:${server.port}');
}

Future<Response> _echoRequest(Request request) async {
  final content = await request.readAsString();
  final now = DateTime.now();
  final DateFormat formatter = DateFormat('yyyy-MM-dd-HH-mm-ss');
  final String formatted = formatter.format(now);
  await File('$formatted.txt').writeAsString(content);
  return Response.ok(null);
}