import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.net.URL;
import java.net.URLConnection;
import java.security.MessageDigest;

public class LauncherController
{
  private String salt = "ton salt";
  private String host = "www.tonsite";
  private Boolean debug = Boolean.valueOf(false);
  public String username;
  public String password;

  public LauncherController(String username, String password)
  {
    this.username = username;
    this.password = password;
  }

  private String getResultFromAPI()
  {
    StringBuilder a = new StringBuilder();
    try
    {
      URL uri = new URL(
        "http://" + this.host +
        "/launcher/login/" + this.username +
        "/" + this.password +
        "/" + this.salt);


      URLConnection ec = uri.openConnection();
      BufferedReader in = new BufferedReader(new InputStreamReader(ec.getInputStream(), "UTF-8"));
      String inputLine;
      while ((inputLine = in.readLine()) != null)
      {
        String inputLine;
        a.append(inputLine);
      }
      in.close();
      if (this.debug.booleanValue()) {
        System.out.println("[LauncherController] Value : " + a.toString() + " for the couple username/password : " +
          this.username + "/" + this.password + " and salt : " + this.salt);
      }
    }
    catch (IOException e)
    {
      e.printStackTrace();
    }
    return a.toString();
  }

  public boolean checkPlayerAccount()
  {
    String result = getResultFromAPI();
    if (result.equals("true")) {
      return true;
    }
    return false;
  }

  public static String sha256(String base)
  {
    try
    {
      MessageDigest digest = MessageDigest.getInstance("SHA-256");
      byte[] hash = digest.digest(base.getBytes("UTF-8"));
      StringBuffer hexString = new StringBuffer();
      for (int i = 0; i < hash.length; i++)
      {
        String hex = Integer.toHexString(0xFF & hash[i]);
        if (hex.length() == 1) {
          hexString.append('0');
        }
        hexString.append(hex);
      }
      return hexString.toString();
    }
    catch (Exception ex)
    {
      throw new RuntimeException(ex);
    }
  }
}