package com.example.plugin;

import org.apache.cordova.*;
import org.json.JSONArray;
import org.json.JSONException;

import android.app.DialogFragment;
import android.app.PendingIntent;
import android.content.Intent;
import android.content.IntentFilter;
import android.nfc.NdefMessage;
import android.nfc.NdefRecord;
import android.nfc.NfcManager;
import android.nfc.Tag;
import android.os.Parcelable;
/*import android.support.v7.app.ActionBarActivity;*/
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.TextView;
import android.nfc.NfcAdapter;
import android.nfc.tech.*;
import android.nfc.tech.MifareClassic;
import android.nfc.tech.NfcA;
/*import android.support.v4.app.FragmentActivity;*/
import android.app.AlertDialog;


import java.io.IOException;
import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class Hello extends CordovaPlugin {
    private NfcAdapter nfcAdapter;
    public Tag tagFromIntent;
    public MifareClassic mc;
    public PendingIntent pendingIntent;
    TextView textView1;
    public int pocetSektorov,pocetBlokovSector4;
    public static final byte[] kluc = { (byte) 0x67,
            (byte) 0xE7, (byte) 0xDD, (byte) 0x55, (byte) 0xD8,
            (byte) 0x2A };
    public byte[]data16;
    public byte[]data17;
    public int prvyIndex;

    @Override
    public boolean execute(String action, JSONArray data, CallbackContext callbackContext) throws JSONException {



   if (action.equals("ahoj")) {




            String name = data.getString(0);
            String message = "Ahoj, ";
               int x = 10;


       callbackContext.success(x);


            return true;

        }

        if (action.equals("greett")) {

            String name = data.getString(0);
            String message = "Hello, " + name;
            callbackContext.success(message);

            return true;

        } else {

            return false;

        }
    }




@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        pendingIntent = PendingIntent.getActivity(this, 0, new Intent(this, getClass()).addFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP), 0);

        resolveIntent(getIntent());


    }

    public void resolveIntent(Intent intent)
    {
        textView1 = (TextView) findViewById(R.id.textView2);
        String action = intent.getAction();

        if(NfcAdapter.ACTION_TECH_DISCOVERED.equals(action))
        {
            textView1.setText("mam najdeny");
            TextView textView3 = (TextView) findViewById(R.id.textView3);
            tagFromIntent = intent.getParcelableExtra(NfcAdapter.EXTRA_TAG);
            mc = MifareClassic.get(tagFromIntent);
            byte[] data;
            try // pripojenie na kartu
            {
                mc.connect();
                textView1.setText("som pripojeny");
                boolean auth = false;
                pocetSektorov = mc.getSectorCount();
                pocetBlokovSector4 = mc.getBlockCountInSector(4);
                auth = mc.authenticateSectorWithKeyA(4,kluc);
                if(auth)
                {
                    prvyIndex = mc.sectorToBlock(4);
                    data16 = mc.readBlock(16);
                    data17 = mc.readBlock(17);
                    textView1.setText("index prveho bloku ="+prvyIndex+"dlzka je"+data16.length);
                }


            }
            catch (IOException e)
            {
                DialogFragment dialog = new DialogFragment();
                dialog.show(getFragmentManager(),e.toString());
            }

        }

    }

    @Override
    protected void onResume() {
        super.onResume();
        //dorbit aj resume aj pause
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public void startActivity(Intent intent) {
        super.startActivity(intent);

    }



    public void buttonOnClick(View v)
    {
        TextView textView = (TextView) findViewById(R.id.textView);

        nfcAdapter = NfcAdapter.getDefaultAdapter(this);
        if(!nfcAdapter.isEnabled())
        {
            textView.setText("zapni si adapter ty vole");
        }
        else if (mc.isConnected())
        {
            textView.setText("je pripojeny spoctom sektorov"+pocetSektorov+"blokov :"+pocetBlokovSector4);

        }
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }

    @Override
    protected void onNewIntent(Intent intent) {
        super.onNewIntent(intent);
        resolveIntent(intent);
    }




}