package uy.edu.fing.chesstrack;

import org.opencv.android.BaseLoaderCallback;
import org.opencv.android.CameraBridgeViewBase;
import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener;
import org.opencv.android.JavaCameraView;
import org.opencv.android.LoaderCallbackInterface;
import org.opencv.android.OpenCVLoader;
import org.opencv.core.Mat;

import uy.edu.fing.chesstrack.communication.Client;
import uy.edu.fing.chesstrack.modulomodelador.Modelador;
import uy.edu.fing.chesstrack.modulovision.Adquisicion;
import uy.edu.fing.chesstrack.modulovision.Calibracion;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.media.AudioManager;
import android.media.ToneGenerator;
import android.os.Bundle;
import android.text.Editable;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.SurfaceView;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.EditText;

public class ChessTrackActivity extends Activity implements
CvCameraViewListener {

	private static final String TAG = "CHESSTRACK::Activity";
	private static final String IPV4_REGEX = "^(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})$";
	private static final String PORT_REGEX = "^(\\d{4,5})$";
	private static final String welcomeMSG = ""
			+ "--------------------------------------------------------------------------\n"
			+ "  .:: CHESSTRACK ::. seguimiento de una partida de Ajedrez\n"
			+ "\n"
			+ "                                           Aylen Ricca - Nicolas Furquez\n"
			+ "--------------------------------------------------------------------------\n";

	private CameraBridgeViewBase mOpenCvCameraView;
	// private JavaCameraView mOpenCvCameraView;

	private Adquisicion adq;
	private Calibracion calibrar;
	private Button btnCalibrar;
	private Client ClientCommunication;
	private MenuItem mItemCalibrar;
	private MenuItem mItemServer;
	// TODO es chancho pero ver luego
	private Mat frame;
	private boolean isUsed;
	private boolean isCalibrada;

	private final BaseLoaderCallback mLoaderCallback = new BaseLoaderCallback(
			this) {
		@Override
		public void onManagerConnected(int status) {
			switch (status) {
			case LoaderCallbackInterface.SUCCESS: {
				Log.i(TAG, "OpenCV loaded successfully");
				mOpenCvCameraView.enableView();
			}
			break;
			default: {
				super.onManagerConnected(status);
			}
			break;
			}
		}
	};

	@Override
	public void onResume() {
		super.onResume();
		OpenCVLoader.initAsync(OpenCVLoader.OPENCV_VERSION_2_4_9, this,
				mLoaderCallback);
	}

	@Override
	public void onCreate(Bundle savedInstanceState) {
		Log.i(TAG, "called onCreate");
		super.onCreate(savedInstanceState);
		getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
		setContentView(R.layout.chess_track_layout);
		mOpenCvCameraView = (JavaCameraView) findViewById(R.id.chess_track_layout);
		mOpenCvCameraView.setVisibility(SurfaceView.VISIBLE);
		mOpenCvCameraView.setCvCameraViewListener(this);

		Modelador.getInstance();
		try {
			isUsed = false;
			isCalibrada = false;

		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		//		getServerIp();
	}

	public void getServerIp() {
		AlertDialog.Builder alert = new AlertDialog.Builder(this);
		alert.setTitle("Communication Setup");
		alert.setMessage("Set server ip");

		final EditText input = new EditText(this);
		alert.setView(input);

		alert.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
			@Override
			public void onClick(DialogInterface dialog, int whichButton) {
				Editable value = input.getText();
				if (value == null || value.toString().equals("") || !value.toString().matches(IPV4_REGEX)) {
					Log.i(TAG, "INPUT= not valid IP" + value.toString());
					getServerIp();
				} else {
					Log.i(TAG, "INPUT=" + value.toString());

					Log.i(TAG, "IP=" + value.toString());
					getServerPort(value.toString());
				}
			}
		});

		/*
		 * alert.setNegativeButton("Cancel", new
		 * DialogInterface.OnClickListener() { public void
		 * onClick(DialogInterface dialog, int whichButton) { // no server
		 * communication -- FIXME do not send info to client } });
		 */

		alert.show();
	}

	public void getServerPort(final String ip) {
		AlertDialog.Builder alert = new AlertDialog.Builder(this);
		alert.setTitle("Communication Setup");
		alert.setMessage("Set server port");

		final EditText input = new EditText(this);
		alert.setView(input);

		alert.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
			@Override
			public void onClick(DialogInterface dialog, int whichButton) {
				Editable value = input.getText();
				Log.i(TAG, "INPUT=" + value.toString());
				if (value == null || value.toString().equals("")
						|| !value.toString().matches(PORT_REGEX)) {
					Log.i(TAG, "INPUT= not valid PORT" + value.toString());
					getServerPort(ip);
				} else {
					Log.i(TAG, "INPUT=" + value.toString());

					int port = Integer.parseInt(value.toString());
					Log.i(TAG, "PORT=" + port);
					// ClientCommunication = Client.getInstance();
					// ClientCommunication.EstablishConnection(ip, port);
					// ClientCommunication.SendData(welcomeMSG);
				}
			}
		});

		alert.show();
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		Log.i(TAG, "called onCreateOptionsMenu");
		mItemCalibrar = menu.add("Calibrar..");
		mItemServer = menu.add("Conectar Server");

		return true;
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		Log.i(TAG, "Menu Item selected " + item);
		if (item == mItemCalibrar) {
			isUsed = true;
			if (frame != null) {
				if (Calibracion.getInstance().calibrar(frame)) {

					ToneGenerator toneG = new ToneGenerator(
							AudioManager.STREAM_ALARM, 50);
					toneG.startTone(ToneGenerator.TONE_CDMA_ALERT_CALL_GUARD,
							200); // 200 is duration in ms
					try {
						adq = new Adquisicion();
					} catch (Exception e) {
						// TODO Auto-generated catch block
						e.printStackTrace();
					}
					isCalibrada = true;
				} else {
					ToneGenerator toneG = new ToneGenerator(
							AudioManager.STREAM_ALARM, 50);
					toneG.startTone(ToneGenerator.TONE_CDMA_ALERT_CALL_GUARD,
							700); // 200 is duration in ms
				}
			}
			isUsed = false;
		}else if(item == mItemServer){
			getServerIp();
		}
		return true;
	}

	@Override
	public void onPause() {
		super.onPause();
		if (mOpenCvCameraView != null) {
			mOpenCvCameraView.disableView();
		}
	}

	@Override
	public void onDestroy() {
		super.onDestroy();
		if (mOpenCvCameraView != null) {
			mOpenCvCameraView.disableView();
		}
		if (this.ClientCommunication != null) {
			this.ClientCommunication.Stop();
		}
	}

	@Override
	public void onCameraViewStarted(int width, int height) {
	}

	@Override
	public void onCameraViewStopped() {
	}

	@Override
	public Mat onCameraFrame(Mat inputFrame) {
		// TODO MANEJAR ESTADOS
		if (!isUsed) {
			frame = inputFrame;
		}

		if (isCalibrada) {

			Log.i(TAG, "calibrada");

			inputFrame = adq.processFrame(inputFrame);
			Modelador.getInstance().dividirTablero(inputFrame);
			return Modelador.getInstance().dibujarEscaquesSobel();
			// return inputFrame;
		}

		return inputFrame;
	}

}