using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Net.Http.Headers;
using System.Text;

namespace Test1111
{
    class Program
    {
        public static string key = "";
        public static async System.Threading.Tasks.Task ReportAsync(string hostname, string comment, bool hacking, bool brute, bool webapp_h, bool scanning, bool ddos)
        {

            string bad = "";
            if (hacking)
            {
                bad += "15,";
            }
            if (brute)
            {
                bad += "18,5,";
            }
            if (webapp_h)
            {
                bad += "21,";
            }
            if (scanning)
            {
                bad += "14,";
            }
            if (ddos)
            {
                bad += "4,";
            }
            bad = bad.Substring(0, bad.Length - 1);
            try
            {
                using (var httpClient = new HttpClient())
                {
                    using (var request = new HttpRequestMessage(new HttpMethod("POST"), "https://api.abuseipdb.com/api/v2/report"))
                    {
                        request.Headers.TryAddWithoutValidation("Key", key);
                        request.Headers.TryAddWithoutValidation("Accept", "application/json");

                        var contentList = new List<string>();
                        contentList.Add($"ip={Uri.EscapeDataString(hostname)}");
                        contentList.Add("categories=" + bad);
                        contentList.Add($"comment={Uri.EscapeDataString(comment)}");
                        request.Content = new StringContent(string.Join("&", contentList));
                        request.Content.Headers.ContentType = new MediaTypeHeaderValue("application/x-www-form-urlencoded");
                        Console.WriteLine("=== REPORTING IP.... " + hostname);
                        var response = await httpClient.SendAsync(request);
                        if (response.StatusCode == HttpStatusCode.OK)
                        {
                            Console.WriteLine("=== REPORTED IP " + hostname);
                        }
                        else
                        {
                            Console.WriteLine("=== ERROR WHILE REPORTING: " + response.StatusCode.ToString());
                            Console.WriteLine("=== " + response.Content.ToString());
                        }
                    }
                }
            }
            catch (Exception e)
            {
                Console.WriteLine(e.StackTrace);
            }
        }
        static void Main(string[] args)
        {
            var a = ReportAsync("127.0.0.1", "IP Spoofing attempt using CONNECT/GET requests", true, false, true, false, false);
            Console.ReadLine();
        }
    }
}