1. package com.example.garella.kchfoodtrucktrackingapps;
2.  
3.  
4. import android.*;
5. import android.Manifest;
6. import android.content.pm.PackageManager;
7. import android.location.Location;
8. import android.os.Handler;
9. import android.os.SystemClock;
10. import android.support.annotation.NonNull;
11. import android.support.annotation.Nullable;
12. import android.support.design.widget.Snackbar;
13. import android.support.v4.app.ActivityCompat;
14. import android.support.v4.app.FragmentActivity;
15. import android.os.Bundle;
16. import android.util.Log;
17. import android.view.animation.Interpolator;
18. import android.view.animation.LinearInterpolator;
19. import android.widget.Toast;
20.  
21. import com.firebase.geofire.GeoFire;
22. import com.firebase.geofire.GeoLocation;
23. import com.github.glomadrian.materialanimatedswitch.MaterialAnimatedSwitch;
24. import com.google.android.gms.common.ConnectionResult;
25. import com.google.android.gms.common.GooglePlayServicesUtil;
26. import com.google.android.gms.location.LocationListener;
27. import com.google.android.gms.common.api.GoogleApiClient;
28. import com.google.android.gms.location.LocationRequest;
29. import com.google.android.gms.location.LocationServices;
30. import com.google.android.gms.maps.CameraUpdateFactory;
31. import com.google.android.gms.maps.GoogleMap;
32. import com.google.android.gms.maps.OnMapReadyCallback;
33. import com.google.android.gms.maps.SupportMapFragment;
34. import com.google.android.gms.maps.model.BitmapDescriptorFactory;
35. import com.google.android.gms.maps.model.LatLng;
36. import com.google.android.gms.maps.model.Marker;
37. import com.google.android.gms.maps.model.MarkerOptions;
38. import com.google.firebase.auth.FirebaseAuth;
39. import com.google.firebase.database.DatabaseError;
40. import com.google.firebase.database.DatabaseReference;
41. import com.google.firebase.database.FirebaseDatabase;
42.  
43. public class Welcome_ extends FragmentActivity implements OnMapReadyCallback,
44.         GoogleApiClient.ConnectionCallbacks,
45.         GoogleApiClient.OnConnectionFailedListener,
46.         LocationListener
47. {
48.  
49.     private GoogleMap mMap;
50.  
51.     //Play Services
52.     private static final int MY_PERMISSION_REQUEST_CODE = 7000;
53.     private static final int PLAY_SERVICE_RES_REQUEST = 70001;
54.  
55.     private LocationRequest mLocationRequest;
56.     private GoogleApiClient mGoogleApiClient;
57.     private Location mLastLocation;
58.  
59.     private static int UPDATE_INTERVAL = 5000;
60.     private static int FASTEST_INTERVAL = 3000;
61.     private static int DISPLACEMENT = 10;
62.  
63.     DatabaseReference owner;
64.     GeoFire geoFire;
65.  
66.     Marker mCurrent;
67.  
68.     MaterialAnimatedSwitch location_switch;
69.     SupportMapFragment mapFragment;
70.  
71.     @Override
72.     protected void onCreate(Bundle savedInstanceState) {
73.         super.onCreate (savedInstanceState);
74.         setContentView (R.layout.activity_welcome_);
75.         // Obtain the SupportMapFragment and get notified when the map is ready to be used.
76.         mapFragment = (SupportMapFragment) getSupportFragmentManager ()
77.                 .findFragmentById (R.id.map);
78.         mapFragment.getMapAsync (this);
79.  
80.         //Init View
81.         location_switch = (MaterialAnimatedSwitch)findViewById (R.id.location_switch);
82.         location_switch.setOnCheckedChangeListener (new MaterialAnimatedSwitch.OnCheckedChangeListener () {
83.             @Override
84.             public void onCheckedChanged(boolean isOnline) {
85.  
86.                 if(isOnline)
87.                 {
88.                     startLocationUpdates();
89.                     displayLocation();
90.                     mCurrent.remove ();
91.                     Snackbar.make (mapFragment.getView (),"You Are Online",Snackbar.LENGTH_SHORT)
92.                             .show ();
93.                 }
94.                 else
95.                 {
96.                     stopLocationUpdates();
97.                     Snackbar.make (mapFragment.getView (),"You Are Offline",Snackbar.LENGTH_SHORT)
98.                             .show ();
99.                 }
100.  
101.             }
102.         });
103.  
104.         //Geo Fire
105.         owner = FirebaseDatabase.getInstance ().getReference ("Owner");
106.         geoFire = new GeoFire (owner);
107.  
108.         setUpLocation();
109.     }
110.  
111.     @Override
112.     public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
113.         switch (requestCode)
114.         {
115.             case MY_PERMISSION_REQUEST_CODE:
116.                 if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED)
117.                 {
118.                     if(checkPlayServices())
119.                     {
120.                         buildGoogleApiClient();
121.                         createLocationRequest();
122.                         if(location_switch.isChecked ())
123.                             displayLocation ();
124.                     }
125.                 }
126.                 }
127.         }
128.  
129.     private void setUpLocation() {
130.         if (ActivityCompat.checkSelfPermission (this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED &&
131.                 ActivityCompat.checkSelfPermission (this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED)
132.         {
133.             //Request runtime permission
134.             ActivityCompat.requestPermissions (this, new String[]{
135.                     Manifest.permission.ACCESS_COARSE_LOCATION,
136.                     Manifest.permission.ACCESS_FINE_LOCATION
137.             },MY_PERMISSION_REQUEST_CODE);
138.         }
139.         else
140.         {
141.             if(checkPlayServices())
142.             {
143.                 buildGoogleApiClient();
144.                 createLocationRequest();
145.                 if(location_switch.isChecked ())
146.                     displayLocation ();
147.             }
148.         }
149.     }
150.  
151.     private void createLocationRequest() {
152.         mLocationRequest = new LocationRequest ();
153.         mLocationRequest.setInterval (UPDATE_INTERVAL);
154.         mLocationRequest.setFastestInterval (FASTEST_INTERVAL);
155.         mLocationRequest.setPriority (LocationRequest.PRIORITY_HIGH_ACCURACY);
156.         mLocationRequest.setSmallestDisplacement (DISPLACEMENT);
157.     }
158.  
159.     private void buildGoogleApiClient() {
160.         mGoogleApiClient = new GoogleApiClient.Builder (this)
161.                 .addConnectionCallbacks (this)
162.                 .addOnConnectionFailedListener (this)
163.                 .addApi (LocationServices.API)
164.                 .build ();
165.         mGoogleApiClient.connect ();
166.     }
167.  
168.     private boolean checkPlayServices() {
169.         int resultCode = GooglePlayServicesUtil.isGooglePlayServicesAvailable (this);
170.         if(resultCode != ConnectionResult.SUCCESS)
171.         {
172.             if(GooglePlayServicesUtil.isUserRecoverableError (resultCode))
173.                 GooglePlayServicesUtil.getErrorDialog (resultCode,this,PLAY_SERVICE_RES_REQUEST).show();
174.             else {
175.                 Toast.makeText (this, "This device is not supported", Toast.LENGTH_SHORT).show ();
176.                 finish ();
177.             }
178.             return false;
179.  
180.         }
181.         return true;
182.     }
183.  
184.     private void stopLocationUpdates() {
185.         if (ActivityCompat.checkSelfPermission (this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED &&
186.                 ActivityCompat.checkSelfPermission (this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
187.             return;
188.         }
189.         LocationServices.FusedLocationApi.removeLocationUpdates (mGoogleApiClient,this);
190.     }
191.  
192.     private void displayLocation() {
193.         if (ActivityCompat.checkSelfPermission (this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED &&
194.                 ActivityCompat.checkSelfPermission (this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
195.             return;
196.         }
197.         mLastLocation = LocationServices.FusedLocationApi.getLastLocation (mGoogleApiClient);
198.         if(mLastLocation != null)
199.         {
200.             if(location_switch.isChecked ())
201.             {
202.                 final double latitude = mLastLocation.getLatitude ();
203.                 final double longitude = mLastLocation.getLongitude ();
204.  
205.                 //Update To Firebase
206.                 geoFire.setLocation (FirebaseAuth.getInstance ().getCurrentUser ().getUid (), new GeoLocation (latitude, longitude), new GeoFire.CompletionListener () {
207.                     @Override
208.                     public void onComplete(String key, DatabaseError error) {
209.                         //Add Marker
210.                         if(mCurrent != null)
211.                             mCurrent.remove ();
212.                         mCurrent = mMap.addMarker (new MarkerOptions ()
213.                                                                         .icon (BitmapDescriptorFactory.fromResource (R.drawable.truck_icon))
214.                                                                         .position (new LatLng (latitude,longitude))
215.                                                                         .title ("You"));
216.  
217.                         //Move camera to this position
218.                         mMap.animateCamera (CameraUpdateFactory.newLatLngZoom (new LatLng (latitude,longitude),15.0f));
219.  
220.                         //Draw animation rotate marker
221.                         rotateMarker(mCurrent,-360,mMap);
222.                     }
223.                 });
224.             }
225.         }
226.         else
227.         {
228.             Log.d("ERROR","Cannot get your location");
229.         }
230.     }
231.  
232.     private void rotateMarker(final Marker mCurrent, final float i, GoogleMap mMap) {
233.         final Handler handler = new Handler ();
234.         final long start = SystemClock.uptimeMillis ();
235.         final float startRotation = mCurrent.getRotation ();
236.         final long duration = 1500;
237.  
238.         final Interpolator interpolator = new LinearInterpolator ();
239.  
240.         handler.post (new Runnable () {
241.             @Override
242.             public void run() {
243.                 long elapsed = SystemClock.uptimeMillis () - start;
244.                 float t = interpolator.getInterpolation ((float)elapsed/duration);
245.                 float rot = t*i+(91-t)*startRotation;
246.                 mCurrent.setRotation (-rot > 180?rot/2:rot);
247.                 if(t<1.0)
248.                 {
249.                     handler.postDelayed (this,16);
250.                 }
251.  
252.             }
253.         });
254.     }
255.  
256.     private void startLocationUpdates() {
257.         if (ActivityCompat.checkSelfPermission (this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED &&
258.                 ActivityCompat.checkSelfPermission (this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
259.             return;
260.         }
261.         LocationServices.FusedLocationApi.requestLocationUpdates (mGoogleApiClient,mLocationRequest,this);
262.     }
263.  
264.  
265.  
266.     @Override
267.     public void onMapReady(GoogleMap googleMap) {
268.         mMap = googleMap;
269.  
270.  
271.     }
272.  
273.     @Override
274.     public void onConnected(@Nullable Bundle bundle) {
275.         displayLocation ();
276.         startLocationUpdates ();
277.  
278.     }
279.  
280.     @Override
281.     public void onConnectionSuspended(int i) {
282.         mGoogleApiClient.connect ();
283.  
284.     }
285.  
286.     @Override
287.     public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {
288.  
289.     }
290.  
291.     @Override
292.     public void onLocationChanged(Location location) {
293.         mLastLocation = location;
294.         displayLocation ();
295.  
296.     }
297. }
298.