package cz;

import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.PrintWriter;
import java.math.BigInteger;
import java.security.SecureRandom;
import java.util.HashMap;
import java.util.Map;
import java.util.Random;

import org.jsoup.Connection;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;

public class UserGenerator {

    public static int randInt(int min, int max) {

        Random rand = new Random();
        int randomNum = rand.nextInt((max - min) + 1) + min;

        return randomNum;
    }

    public static String registerEmail() throws Exception {
        Map<String,String> oData = new HashMap<String, String>();
        String name = getRandomName();
        try {
            Connection con = Jsoup.connect("https://registrace.seznam.cz/register.py/stageZeroScreen");

            for(Element e : con.get().select("input[type=hidden]")) {
                oData.put(e.attr("name"), e.attr("value"));
            }

            oData.put("username", name);
            oData.put("password", "my_password");
            oData.put("password2", "my_password");
            oData.put("questionId", "4");
            oData.put("sex", "f");
            oData.put("year", "19"+randInt(60, 95));
            oData.put("answer", "O jenickovi");
            oData.put("domain", "seznam.cz");
            oData.put("licence", "1");

            String ret = Jsoup.connect("https://registrace.seznam.cz/registrationProcess").data(oData).post().html();
            if(!ret.contains("Gratulujeme")) {
                throw new Exception("mail fondation failed");
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
         SecureRandom random1 = new SecureRandom();

        return name + ":" + (new BigInteger(130, random1).toString(32));

    }

    private static String getRandomName() {
        Document d = WebParser
                .parsePage("http://www.behindthename.com/random/random.php?number=1&gender=f&surname=&randomsurname=yes&all=no&usage_eng=1");
        String name = d.getElementsByClass("heavyhuge").text();
        switch(randInt(0, 3)) {
            case 0 : {
                name = name.replace(" ", ".");
                break;
            }
            case 1 : {
                name = name.replaceAll(" ", "") + randInt(5, 100);
                break;
            }
            case 2 : {
                name = name.replace(" ", "_");
                break;
            }
            case 3 : {
                name = name.replace(" ", "8");
                break;
            }
        }
        return name;
    }

    public static void main(String[] args) {
        PrintWriter out = null;

        try {
            out = new PrintWriter("userLisr");
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        }
        for(int i = 0;i!=200;i++) {
            String s;
            try {
                s = UserGenerator.registerEmail();
            } catch (Exception e) {
                i--;
                continue;
            }
            out.println(s);
            System.out.println(s);
        }
        out.close();
        System.out.println("Done");
    }

}