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Merge pull request #64 from CSE-110-Winter-2023/US-14
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| package com.example.demo5; | ||
|
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| import android.Manifest; | ||
| import android.app.Activity; | ||
| import android.content.Context; | ||
| import android.content.pm.PackageManager; | ||
| import android.location.Location; | ||
| import android.location.LocationManager; | ||
| import android.widget.TextView; | ||
|
|
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| import androidx.appcompat.app.AppCompatActivity; | ||
| import androidx.core.app.ActivityCompat; | ||
|
|
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| import java.util.concurrent.Executors; | ||
| import java.util.concurrent.ScheduledExecutorService; | ||
| import java.util.concurrent.ScheduledFuture; | ||
| import java.util.concurrent.TimeUnit; | ||
|
|
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| public class GpsSignal extends AppCompatActivity { | ||
| private ScheduledFuture<?> poller; | ||
| private ScheduledExecutorService executor = Executors.newSingleThreadScheduledExecutor(); | ||
| public Activity activity; | ||
|
|
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| /** | ||
| * Creating the constructor for GpsSignal | ||
| * @param activity | ||
| */ | ||
| public GpsSignal(Activity activity){ | ||
| this.activity = activity; | ||
| } | ||
|
|
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| public void updateGPSLabel(LocationManager locationManager){ | ||
| if (ActivityCompat.checkSelfPermission(this.activity, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this.activity, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) { | ||
| return; | ||
| } | ||
| TextView gpsStatus = this.activity.findViewById(R.id.gpsStatus); | ||
| TextView gpsTime = this.activity.findViewById(R.id.timeSinceLastUpdated); | ||
|
|
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| if (this.poller != null && !this.poller.isCancelled()) { | ||
| poller.cancel(true); | ||
| } | ||
| //ScheduledExecutorService executor = Executors.newSingleThreadScheduledExecutor(); | ||
| poller=executor.scheduleAtFixedRate(() -> { | ||
| Location lastLocation = locationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER); | ||
| if (lastLocation != null) { | ||
| long lastUpdateTime = lastLocation.getTime(); | ||
| long currentTime = System.currentTimeMillis(); | ||
| long timeSinceLastUpdate = currentTime - lastUpdateTime; | ||
|
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| System.out.println(timeSinceLastUpdate); | ||
| // Check if it's been more than a minute since the last GPS signal was received | ||
| if (timeSinceLastUpdate > 10000) { | ||
| //offline | ||
| runOnUiThread(()-> gpsStatus.setText("GPS Status: Offline")); | ||
| runOnUiThread(() -> gpsTime.setVisibility(TextView.VISIBLE)); | ||
| runOnUiThread(() -> gpsTime.setText(timeSinceGPSLastUpdated(timeSinceLastUpdate))); | ||
| } | ||
| else{ | ||
| //online | ||
| runOnUiThread(()-> gpsStatus.setText("GPS Status: Online")); | ||
| runOnUiThread(() -> gpsTime.setVisibility(TextView.INVISIBLE)); | ||
| } | ||
| } | ||
| }, 0, 10, TimeUnit.SECONDS); | ||
| } | ||
|
|
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| public String timeSinceGPSLastUpdated(long lastUpdateTime) { | ||
| System.out.println(Math.floor(lastUpdateTime)); | ||
| TextView gpsTime = this.activity.findViewById(R.id.timeSinceLastUpdated); | ||
| String time = String.valueOf(lastUpdateTime); | ||
| double milli = Double.parseDouble(time); | ||
| double seconds = (int)(milli/1000); | ||
| double minutes = seconds/60; | ||
| seconds = seconds % 60; | ||
| double hours = minutes / 60; | ||
| minutes = minutes % 60; | ||
|
|
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| Math.floor(seconds); | ||
| Math.floor(minutes); | ||
| Math.floor(hours); | ||
|
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| String secondsString = String.valueOf((int) seconds); | ||
| String minutesString = String.valueOf((int) minutes); | ||
| String hoursString = String.valueOf((int) hours); | ||
|
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| if(hours >= 1.0) { | ||
| return "Time since last updated: " + | ||
| hoursString + " hours"; | ||
| } | ||
| if(minutes >= 1.0) { | ||
| return "Time since last updated: " + | ||
| minutesString + " minutes"; | ||
| } | ||
| else { | ||
| return "Time since last updated: " + | ||
| secondsString + " seconds"; | ||
| } | ||
| } | ||
| } |
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