package com.example.alex.returnzero;

import android.Manifest;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothSocket;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.graphics.Color;
import android.graphics.PorterDuff;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.StateListDrawable;
import android.media.AudioRecord;
import android.media.MediaPlayer;
import android.support.v4.app.ActivityCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Pair;
import android.view.MotionEvent;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ImageButton;
import android.widget.ListView;
import android.widget.Toast;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Set;
import java.util.UUID;


public class MainActivity extends AppCompatActivity {

    ImageButton one, many;
    ImageButton connect, disconnect;
    boolean broadcasting ;
    private BluetoothAdapter bluetoothAdapter;
    private ArrayList<String> mDeviceList = new ArrayList<String>();
    private static final UUID MY_UUID = UUID.fromString("0000110E-0000-1000-8000-00805F9B34FB");
    ListView listView;
    boolean isConnected = false;
    BluetoothConnector bluetoothConnector = null;
    AudioInput audioInput = null;
    private static int BufferElements2Rec = 1024;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        int MY_PERMISSIONS_REQUEST_ACCESS_COARSE_LOCATION = 1;
        ActivityCompat.requestPermissions(this,
                new String[]{Manifest.permission.ACCESS_COARSE_LOCATION, Manifest.permission.RECORD_AUDIO },
                MY_PERMISSIONS_REQUEST_ACCESS_COARSE_LOCATION);
        setContentView(R.layout.activity_main);
        broadcasting = false;
        many = findViewById(R.id.button);
        bluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
        Set<BluetoothDevice> pairedDevices = bluetoothAdapter.getBondedDevices();

        many.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent = new Intent(MainActivity.this, OneToMany.class);
                startActivity(intent);
            }
        });
        one = findViewById(R.id.button2);
        one.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent = new Intent(MainActivity.this, OneToOne.class);
                startActivity(intent);
            }
        });
        connect = findViewById(R.id.connect);

        connect.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v) {
                if(!broadcasting)
                {
                    if (bluetoothConnector != null) {
                        AudioInputFactory audioInputFactory = new AudioInputFactory();
                        AudioRecord audioRecord = audioInputFactory.findAudioRecord();
                        audioInput = new AudioInput(audioRecord);
                        audioInput.setBluetoothConnector(bluetoothConnector);
                        try {
                            audioInput.start();
                        } catch (IOException e) {
                            e.printStackTrace();
                        }
                    }
                    Toast.makeText(MainActivity.this,
                            "Connected to network", Toast.LENGTH_LONG).show();
                    broadcasting = true;

                   // audioPlayer();
                }

            }
        });
        disconnect = findViewById(R.id.disconnect);
        disconnect.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v)
            {
                if(broadcasting)
                {
                    Toast.makeText(MainActivity.this,
                            "Disconnected from network", Toast.LENGTH_LONG).show();
                    broadcasting = false;
                    if (bluetoothConnector != null) {
                        try {
                            bluetoothConnector.read(BufferElements2Rec);
                        } catch (IOException e) {
                            e.printStackTrace();
                        }
                    }
                    Toast.makeText(MainActivity.this,
                            "Connected to network", Toast.LENGTH_LONG).show();
                    broadcasting = true;

                }

            }
        });
        bluetoothAdapter.startDiscovery();
        listView = (ListView) findViewById(R.id.listView);
        for(BluetoothDevice bt : pairedDevices) {
            if (bt.getName() != null && bt.getName().contains("HMI"))
            mDeviceList.add(bt.getName() + "\n" + bt.getAddress());

            listView.setAdapter(new ArrayAdapter<String>(this,
                    android.R.layout.simple_list_item_1, mDeviceList));
            //listView.getItemAtPosition(mDeviceList.size()-1)
        }
        listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
                String data=(String)adapterView.getItemAtPosition(i);
                String address = data.substring(data.length()-17);
                System.out.println(address);
                BluetoothDevice connect_device = bluetoothAdapter.getRemoteDevice(address);

                bluetoothConnector = new BluetoothConnector(connect_device, false, bluetoothAdapter, null);

                try {
                    bluetoothConnector.connect();
                    bluetoothConnector.write("start".getBytes(), 4);
                    isConnected = true;
//
//                    BluetoothSocket bluetoothSocket = bluetoothConnector.getBluetoothSocket();
//                    bluetoothSocket.connect();

                   // new MainActivity1.clientSock().start();
                } catch (IOException e) {
                    isConnected  = false;
                    e.printStackTrace();
                }

            }
        });

        IntentFilter filter = new IntentFilter(BluetoothDevice.ACTION_FOUND);
        registerReceiver(mReceiver, filter);

    }

    private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
        public void onReceive(Context context, Intent intent) {
            String action = intent.getAction();
            if (BluetoothDevice.ACTION_FOUND.equals(action)) {
                BluetoothDevice device = intent
                        .getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
                if (device.getName() != null && device.getName().contains("HMI"))
                    mDeviceList.add(device.getName() + "\n" + device.getAddress());

                System.out.println("BT" + device.getName() + "\n" + device.getAddress());
                //boolean add = uuids.add(new Pair(device.getAddress(), device.getUuids()));

                listView.setAdapter(new ArrayAdapter<String>(context,
                        android.R.layout.simple_list_item_1, mDeviceList));
            }
        }
    };

    public void audioPlayer() {
        MediaPlayer mp = MediaPlayer.create(MainActivity.this, R.raw.muzica);
        mp.start();

    }
}