package hpandro.java.infosec.activity;

import android.content.Intent;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

public class TaskActivity extends AppCompatActivity {
  private Button btnLogin;

  private EditText edtPassword;

  private EditText edtUserName;

  private static String SHA1(byte[] paramArrayOfByte) throws NoSuchAlgorithmException { return base16encode(MessageDigest.getInstance("SHA-1").digest(paramArrayOfByte)); }

  private static byte[] add(byte[] paramArrayOfByte1, byte[] paramArrayOfByte2) {
    byte[] arrayOfByte = new byte[paramArrayOfByte1.length + paramArrayOfByte2.length];
    System.arraycopy(paramArrayOfByte1, 0, arrayOfByte, 0, paramArrayOfByte1.length);
    System.arraycopy(paramArrayOfByte2, 0, arrayOfByte, paramArrayOfByte1.length, paramArrayOfByte2.length);
    return arrayOfByte;
  }

  private static String base16encode(byte[] paramArrayOfByte) throws NoSuchAlgorithmException {
    String str = "";
    int i = paramArrayOfByte.length;
    for (byte b = 0; b < i; b++) {
      str = String.format("%s%02x", new Object[] { str, Byte.valueOf(paramArrayOfByte[b]) });
    }
    return str;
  }

  private static byte[] getData() throws Exception {
    byte[] arrayOfByte1 = parseHexString("aa153b5d1fcb55556034df7a27765f4297f195d2", 20);
    byte[] arrayOfByte2 = parseHexString("53edd6990376d7b77512d2b5556613ca2567f04c", 20);
    byte[] arrayOfByte3 = parseHexString("c4495a00bf20b05edea55999211d773d805bd319", 20);
    return xor(h(add(xor(xor(h(add(arrayOfByte1, h(add(arrayOfByte2, h(arrayOfByte3))))), arrayOfByte3), arrayOfByte2), arrayOfByte1)), arrayOfByte3);
  }

  private static byte[] h(byte[] paramArrayOfByte) throws Exception { return parseHexString(SHA1(paramArrayOfByte), 20); }

  private static byte[] parseHexString(String paramString, int paramInt) {
    byte[] arrayOfByte = new byte[paramInt];
    for (byte b = 0; b < paramInt; b++)
      arrayOfByte[b] = (byte)Integer.parseInt(paramString.substring(b * 2, b * 2 + 2), 16);
    return arrayOfByte;
  }

  private static String pass() throws Exception { return base16encode(getData()).substring(12, 24); }

  private static String user() throws Exception { return base16encode(getData()).substring(0, 12); }

  private static byte[] xor(byte[] paramArrayOfByte1, byte[] paramArrayOfByte2) {
    int i = paramArrayOfByte1.length;
    if (i != paramArrayOfByte2.length)
      return null;
    byte[] arrayOfByte = new byte[i];
    byte b = 0;
    while (true) {
      byte[] arrayOfByte1 = arrayOfByte;
      if (b < i) {
        arrayOfByte[b] = (byte)(paramArrayOfByte1[b] ^ paramArrayOfByte2[b]);
        b++;
        continue;
      }
      return arrayOfByte1;
    }
  }

  protected void onCreate(Bundle paramBundle) {
    super.onCreate(paramBundle);
    setContentView(2131361822);
    this.edtUserName = (EditText)findViewById(2131230786);
    this.edtPassword = (EditText)findViewById(2131230785);
    this.btnLogin = (Button)findViewById(2131230757);
    this.btnLogin.setOnClickListener(new View.OnClickListener() {
          public void onClick(View param1View) {
            try {
              if (TaskActivity.this.edtUserName.getText().toString().equals(TaskActivity.user()) && TaskActivity.this.edtPassword.getText().toString().equals(TaskActivity.pass())) {
                Intent intent = new Intent(TaskActivity.this, SuccessActivity.class);
                Toast.makeText(TaskActivity.this, "You gotchhha!!", 1).show();
                TaskActivity.this.startActivity(intent);
                TaskActivity.this.finish();
                return;
              }
              Toast.makeText(TaskActivity.this, "Please enter valid data!", 1).show();
              return;
            } catch (Exception param1View) {
              param1View.printStackTrace();
              return;
            }
          }
        });
  }
}