package in.co.madhur.chatbubblesdemo;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.app.AlertDialog.Builder;
import android.bluetooth.BluetoothDevice;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.SystemClock;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ListView;
import android.widget.Toast;
import android.bluetooth.BluetoothAdapter;

import java.util.ArrayList;
import java.util.List;
import java.util.Set;

public class Blue_Connect extends AppCompatActivity {

    //private static final String TAG = Blue_Connect.class.getName();
    private final static int REQUEST_ENABLE_BT = 1;
    public static final int REQUEST_DISCOVERABLE_CODE = 2;
    private ListView mylistView;
    private ArrayList<String> mDeviceList = new ArrayList<String>();
private BluetoothAdapter mBluetoothAdapter;
    private ArrayAdapter<String> mNewDevicesArrayAdapter;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_blue_connect);




        AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
        LayoutInflater inflater = getLayoutInflater();
        View dialogView = inflater.inflate(R.layout.dialog,null);


        mylistView = (ListView) dialogView.findViewById(R.id.blist);
        mNewDevicesArrayAdapter= new ArrayAdapter<>(this, android.R.layout.simple_list_item_1, mDeviceList);
        mylistView.setAdapter(mNewDevicesArrayAdapter);
        dialogBuilder.setView(dialogView);
        IntentFilter filter = new IntentFilter();

        filter.addAction(BluetoothDevice.ACTION_FOUND);
        filter.addAction(BluetoothAdapter.ACTION_DISCOVERY_STARTED);
        filter.addAction(BluetoothAdapter.ACTION_DISCOVERY_FINISHED);

        registerReceiver(mReceiver, filter);


        Intent discoverableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_DISCOVERABLE);
        discoverableIntent.putExtra(BluetoothAdapter.EXTRA_DISCOVERABLE_DURATION, 300);
        startActivity(discoverableIntent);

        mBluetoothAdapter= BluetoothAdapter.getDefaultAdapter();

        final Set<BluetoothDevice> pairedDevices = mBluetoothAdapter.getBondedDevices();


       final AlertDialog alertDialog = dialogBuilder.create();


        final Button button3 = findViewById(R.id.connect);
        button3.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) { mBluetoothAdapter.startDiscovery();
                for (BluetoothDevice device : pairedDevices) {
                    mDeviceList.add(device.getName() + "\n" + device.getAddress());
                    mNewDevicesArrayAdapter.notifyDataSetChanged();
                    mBluetoothAdapter.startDiscovery();
                    alertDialog.show();
                }}
            });
        }




    protected void onDestroy() {
        unregisterReceiver(mReceiver);
        mBluetoothAdapter.cancelDiscovery();
        super.onDestroy();

        // Don't forget to unregister the ACTION_FOUND receiver.

    }

    private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
        public void onReceive(Context context, Intent intent) {
            String action = intent.getAction();

            if (BluetoothAdapter.ACTION_DISCOVERY_STARTED.equals(action)) {
                //discovery starts, we can show progress dialog or perform other tasks
            } else if (BluetoothAdapter.ACTION_DISCOVERY_FINISHED.equals(action)) {
                //discovery finishes, dismis progress dialog
            } else if (BluetoothDevice.ACTION_FOUND.equals(action)) {
                //bluetooth device found
                BluetoothDevice device = (BluetoothDevice) intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
                mDeviceList.add(device.getName() + "\n" + device.getAddress());
                mNewDevicesArrayAdapter.notifyDataSetChanged();
            }
        }
    };


}