Added LocationUtils class for checking Location availability

ThanosFisherman · ThanosFisherman · commit 281efe5dd5a2 · 2018-04-14T13:25:43.000+03:00
diff --git a/sample/src/main/java/com/thanosfisherman/wifiutils/sample/MainActivity.java b/sample/src/main/java/com/thanosfisherman/wifiutils/sample/MainActivity.java
@@ -20,6 +20,7 @@ protected void onCreate(Bundle savedInstanceState) {
         ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 555);
         final Button button = findViewById(R.id.button);
         WifiUtils.enableLog(true);
+        //TODO: CHECK IF LOCATION SERVICES ARE ON
         button.setOnClickListener(v -> connectWithWpa());
     }
 
@@ -39,10 +40,16 @@ private void connectWithWpa() {
                 .start();
     }
 
+    private void enableWifi() {
+        WifiUtils.withContext(getApplicationContext()).enableWifi(this::checkResult);
+        //or without the callback
+        //WifiUtils.withContext(getApplicationContext()).enableWifi();
+    }
+
     private void checkResult(boolean isSuccess) {
         if (isSuccess)
-            Toast.makeText(MainActivity.this, "CONNECTED YAY", Toast.LENGTH_SHORT).show();
+            Toast.makeText(MainActivity.this, "SUCCESS!", Toast.LENGTH_SHORT).show();
         else
-            Toast.makeText(MainActivity.this, "COULDN'T CONNECT", Toast.LENGTH_SHORT).show();
+            Toast.makeText(MainActivity.this, "EPIC FAIL!", Toast.LENGTH_SHORT).show();
     }
 }
diff --git a/wifiutils/src/main/java/com/thanosfisherman/wifiutils/LocationUtils.java b/wifiutils/src/main/java/com/thanosfisherman/wifiutils/LocationUtils.java
@@ -0,0 +1,41 @@
+package com.thanosfisherman.wifiutils;
+
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.location.LocationManager;
+import android.os.Build;
+import android.support.annotation.NonNull;
+import android.util.Log;
+
+import static com.thanosfisherman.elvis.Elvis.of;
+
+public class LocationUtils {
+    private static final String TAG = LocationUtils.class.getSimpleName();
+
+    public static final int GOOD_TO_GO = 1000;
+    public static final int NO_LOCATION_AVAILABLE = 1111;
+    public static final int LOCATION_DISABLED = 1112;
+
+    public static int checkLocationAvailability(@NonNull final Context context) {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+            final PackageManager packMan = context.getPackageManager();
+            if (packMan.hasSystemFeature(PackageManager.FEATURE_LOCATION)) {
+                if (!isLocationEnabled(context)) {
+                    Log.d(TAG, "Location DISABLED");
+                    return LOCATION_DISABLED;
+                }
+            } else {
+                Log.d(TAG, "NO GPS SENSOR");
+                return NO_LOCATION_AVAILABLE;
+            }
+        }
+        Log.d(TAG, "GPS GOOD TO GO");
+        return GOOD_TO_GO;
+    }
+
+    private static boolean isLocationEnabled(@NonNull Context context) {
+        final LocationManager manager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
+        return of(manager).next(locationManager -> locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER)).getBoolean() ||
+                of(manager).next(locationManager -> locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)).getBoolean();
+    }
+}

Original file line number	Diff line number	Diff line change
`@@ -20,6 +20,7 @@ protected void onCreate(Bundle savedInstanceState) {`
`20`	`20`	`ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 555);`
`21`	`21`	`final Button button = findViewById(R.id.button);`
`22`	`22`	`WifiUtils.enableLog(true);`
	`23`	`+ //TODO: CHECK IF LOCATION SERVICES ARE ON`
`23`	`24`	`button.setOnClickListener(v -> connectWithWpa());`
`24`	`25`	`}`
`25`	`26`
`@@ -39,10 +40,16 @@ private void connectWithWpa() {`
`39`	`40`	`.start();`
`40`	`41`	`}`
`41`	`42`
	`43`	`+ private void enableWifi() {`
	`44`	`+ WifiUtils.withContext(getApplicationContext()).enableWifi(this::checkResult);`
	`45`	`+ //or without the callback`
	`46`	`+ //WifiUtils.withContext(getApplicationContext()).enableWifi();`
	`47`	`+ }`
	`48`	`+`
`42`	`49`	`private void checkResult(boolean isSuccess) {`
`43`	`50`	`if (isSuccess)`
`44`		`- Toast.makeText(MainActivity.this, "CONNECTED YAY", Toast.LENGTH_SHORT).show();`
	`51`	`+ Toast.makeText(MainActivity.this, "SUCCESS!", Toast.LENGTH_SHORT).show();`
`45`	`52`	`else`
`46`		`- Toast.makeText(MainActivity.this, "COULDN'T CONNECT", Toast.LENGTH_SHORT).show();`
	`53`	`+ Toast.makeText(MainActivity.this, "EPIC FAIL!", Toast.LENGTH_SHORT).show();`
`47`	`54`	`}`
`48`	`55`	`}`