feat: Add isAirPlaneMode function (#524)

* Add isAirPlaneModeOne function

* changelog update

* added notes

* pr changes

* few more pr changes

CHANGELOG.md

 ## Release Notes
 
+### 0.25
+ * Added `isAirPlaneMode()` (https://github.com/rebeccahughes/react-native-device-info/pull/524)
+
 ### 0.24.3
  * Support React Native Windows 0.57, minimal version is now 10.0.14393 for the target platform
 

README.md

@@ -230,6 +230,7 @@ import DeviceInfo from 'react-native-device-info';
 | [getUserAgent()](#getuseragent)                   | `string`            |  ✅  |   ✅    |   ❌    | 0.7.0  |
 | [getVersion()](#getversion)                       | `string`            |  ✅  |   ✅    |   ✅    | ?      |
 | [is24Hour()](#is24hour)                           | `boolean`           |  ✅  |   ✅    |   ✅    | 0.13.0 |
+| [isAirPlaneMode()](#isairplanemode)               | `Promise<boolean>`  |  ❌  |   ✅    |   ❌    | 0.25.0 |
 | [isEmulator()](#isemulator)                       | `boolean`           |  ✅  |   ✅    |   ✅    | ?      |
 | [isPinOrFingerprintSet()](#ispinorfingerprintset) | (callback)`boolean` |  ✅  |   ✅    |   ✅    | 0.10.1 |
 | [isTablet()](#istablet)                           | `boolean`           |  ✅  |   ✅    |   ✅    | ?      |
@@ -792,6 +793,23 @@ const is24Hour = DeviceInfo.is24Hour(); // true
 
 ---
 
+### isAirPlaneMode()
+
+Tells if the device is in AirPlaneMode.
+
+**Examples**
+
+```js
+DeviceInfo.isAirPlaneMode().then(airPlaneModeOn => {
+  // false
+});
+```
+
+**Notes**
+
+> * This only works if the remote debugger is disabled.
+
+---
 ### isEmulator()
 
 Tells if the application is running in an emulator.

android/src/main/java/com/learnium/RNDeviceInfo/RNDeviceModule.java

@@ -17,6 +17,7 @@ import android.os.Build;
 import android.os.Environment;
 import android.os.StatFs;
 import android.os.BatteryManager;
+import android.provider.Settings;
 import android.provider.Settings.Secure;
 import android.webkit.WebSettings;
 import android.telephony.TelephonyManager;
@@ -220,6 +221,17 @@ public class RNDeviceModule extends ReactContextBaseJavaModule {
     p.resolve(batteryLevel);
   }
 
+  @ReactMethod
+  public void isAirPlaneMode(Promise p) {
+    boolean isAirPlaneMode;
+    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) {
+        isAirPlaneMode = Settings.System.getInt(this.reactContext.getContentResolver(),Settings.System.AIRPLANE_MODE_ON, 0) != 0;
+    } else {
+        isAirPlaneMode = Settings.Global.getInt(this.reactContext.getContentResolver(),Settings.Global.AIRPLANE_MODE_ON, 0) != 0;
+    }
+    p.resolve(isAirPlaneMode);
+  }
+
   public String getInstallReferrer() {
     SharedPreferences sharedPref = getReactApplicationContext().getSharedPreferences("react-native-device-info", Context.MODE_PRIVATE);
     return sharedPref.getString("installReferrer", null);
@@ -284,7 +296,7 @@ public class RNDeviceModule extends ReactContextBaseJavaModule {
     constants.put("apiLevel", Build.VERSION.SDK_INT);
     constants.put("deviceLocale", this.getCurrentLanguage());
     constants.put("deviceCountry", this.getCurrentCountry());
-    constants.put("uniqueId", Secure.getString(this.reactContext.getContentResolver(), Secure.ANDROID_ID));
+    constants.put("uniqueId", Settings.Secure.getString(this.reactContext.getContentResolver(), Settings.Secure.ANDROID_ID));
     constants.put("systemManufacturer", Build.MANUFACTURER);
     constants.put("bundleId", packageName);
     if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {

deviceinfo.d.ts

@@ -41,6 +41,7 @@ declare const _default: {
   getFreeDiskStorage: () => number;
   getBatteryLevel: () => Promise<number>;
   isLandscape: () => boolean;    
+  isAirPlaneMode: () => Promise<boolean>;
 };
 
 export default _default;

deviceinfo.js

@@ -242,5 +242,8 @@ export default {
   isLandscape: function() {
     const { height, width } = Dimensions.get('window');
     return width >= height;
-  }    
+  },
+  isAirPlaneMode: function() {
+    return RNDeviceInfo.isAirPlaneMode();
+  }
 };

deviceinfo.js.flow

@@ -42,4 +42,5 @@ declare module.exports: {
   getFreeDiskStorage: () => number,
   getBatteryLevel: () => Promise<number>,
   isLandscape: () => boolean,
+  isAirPlaneMode: () => Promise<boolean>,
 };