MainActivity

package io.hypertrack.driverdemo;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

import com.hypertrack.apps.assettracker.network.HyperTrack;
import com.hypertrack.apps.assettracker.service.TransmitterService;

public class MainActivity extends AppCompatActivity implements TransmitterService.StatusCallback {

    //trip details
    private String courierId;
    private int[] orderIdArray;

    //Fragment Manager and the fragment
    private FragmentManager mMgr;

    //Views on Main Acitivity
    private Button startTripButton;
    private Button endTripButton;
    private Button deliveredButton;

    //Trip ID
    private String tripId;
    private TransmitterService transmitterService;
    private TransmitterActivityFragment transmitterActivityFragment;

    @Override
    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        //Set public API key here
        HyperTrack.setAPIKey("<API KEY>");

        //Setup order details
        transmitterService =  new TransmitterService(this);
        String courierId = "1";
        int[] orderIds = {302};
        transmitterService.setOrderDetails(courierId, orderIds);

        //initialize views
        initViews();

    }

    public void initViews() {


        startTripButton = (Button)findViewById(R.id.startTripButton);
        endTripButton = (Button)findViewById(R.id.endTripButton);
        deliveredButton = (Button)findViewById(R.id.deliveredButton);

        //To start tracking call startTracking method.

        startTripButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                transmitterService.startTrip();
            }
        });

        //To end tracking call endTracking method.

        endTripButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                transmitterService.endTrip(Integer.valueOf(tripId));
            }
        });

        //To notify delivery
        deliveredButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                transmitterService.notifyDelivered(orderID);
            }
        });

    }

    @Override
    public void onTripStarted(String tripId) {
        // Callback method for trip started. Save this trip id for future references.
        this.tripId = tripId;
    }

    @Override
    public void onTripStartError() {

    }

    @Override
    public void onTripEnded(String tripId) {
        // Callback method for trip ended

    }

    @Override
    public void onTripEndError() {

    }

    @Override
    public void onDelivererd() {
        // Callback method for delivered

    }

    @Override
    public void onDelivererdError() {

    }

}