feat(device_info_plus): Add isLowRamDevice property to AndroidDeviceInfo

packages/device_info_plus/device_info_plus/android/src/main/kotlin/dev/fluttercommunity/plus/device_info/DeviceInfoPlusPlugin.kt

@@ -1,5 +1,6 @@
 package dev.fluttercommunity.plus.device_info
 
+import android.app.ActivityManager
 import android.content.Context
 import android.content.pm.PackageManager
 import android.view.WindowManager
@@ -23,7 +24,8 @@ class DeviceInfoPlusPlugin : FlutterPlugin {
     private fun setupMethodChannel(messenger: BinaryMessenger, context: Context) {
         methodChannel = MethodChannel(messenger, "dev.fluttercommunity.plus/device_info")
         val packageManager: PackageManager = context.packageManager
-        val handler = MethodCallHandlerImpl(packageManager)
+        val activityManager: ActivityManager = context.getSystemService(Context.ACTIVITY_SERVICE) as ActivityManager
+        val handler = MethodCallHandlerImpl(packageManager, activityManager)
         methodChannel.setMethodCallHandler(handler)
     }
 }

packages/device_info_plus/device_info_plus/android/src/main/kotlin/dev/fluttercommunity/plus/device_info/MethodCallHandlerImpl.kt

@@ -1,5 +1,6 @@
 package dev.fluttercommunity.plus.device_info
 
+import android.app.ActivityManager
 import android.content.pm.FeatureInfo
 import android.content.pm.PackageManager
 import android.os.Build
@@ -17,6 +18,7 @@ import kotlin.collections.HashMap
  */
 internal class MethodCallHandlerImpl(
     private val packageManager: PackageManager,
+    private val activityManager: ActivityManager,
 ) : MethodCallHandler {
 
     override fun onMethodCall(call: MethodCall, result: MethodChannel.Result) {
@@ -62,7 +64,7 @@ internal class MethodCallHandlerImpl(
             version["release"] = Build.VERSION.RELEASE
             version["sdkInt"] = Build.VERSION.SDK_INT
             build["version"] = version
-
+            build["isLowRamDevice"] = activityManager.isLowRamDevice
             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
                 build["serialNumber"] = try {
                     Build.getSerial()

packages/device_info_plus/device_info_plus/example/lib/main.dart

@@ -102,6 +102,7 @@ class _MyAppState extends State<MyApp> {
       'isPhysicalDevice': build.isPhysicalDevice,
       'systemFeatures': build.systemFeatures,
       'serialNumber': build.serialNumber,
+      'isLowRamDevice': build.isLowRamDevice,
     };
   }
 

packages/device_info_plus/device_info_plus/lib/src/model/android_device_info.dart

@@ -31,6 +31,7 @@ class AndroidDeviceInfo extends BaseDeviceInfo {
     required this.isPhysicalDevice,
     required List<String> systemFeatures,
     required this.serialNumber,
+    required this.isLowRamDevice,
   })  : supported32BitAbis = List<String>.unmodifiable(supported32BitAbis),
         supported64BitAbis = List<String>.unmodifiable(supported64BitAbis),
         supportedAbis = List<String>.unmodifiable(supportedAbis),
@@ -136,6 +137,9 @@ class AndroidDeviceInfo extends BaseDeviceInfo {
   /// https://developer.android.com/reference/android/os/Build#getSerial()
   final String serialNumber;
 
+  /// `true` if the application is running on a low-RAM device, `false` otherwise.
+  final bool isLowRamDevice;
+
   /// Deserializes from the message received from [_kChannel].
   static AndroidDeviceInfo fromMap(Map<String, dynamic> map) {
     return AndroidDeviceInfo._(
@@ -162,6 +166,7 @@ class AndroidDeviceInfo extends BaseDeviceInfo {
       isPhysicalDevice: map['isPhysicalDevice'],
       systemFeatures: _fromList(map['systemFeatures'] ?? []),
       serialNumber: map['serialNumber'],
+      isLowRamDevice: map['isLowRamDevice'],
     );
   }
 

packages/device_info_plus/device_info_plus/test/model/android_device_info_fake.dart

@@ -37,4 +37,5 @@ const _fakeAndroidDeviceInfo = <String, dynamic>{
   'supported64BitAbis': _fakeSupported64BitAbis,
   'supported32BitAbis': _fakeSupported32BitAbis,
   'serialNumber': 'SERIAL',
+  'isLowRamDevice': false,
 };

packages/device_info_plus/device_info_plus/test/model/android_device_info_test.dart

@@ -38,6 +38,7 @@ void main() {
       expect(androidDeviceInfo.version.incremental, 'incremental');
       expect(androidDeviceInfo.version.securityPatch, 'securityPatch');
       expect(androidDeviceInfo.serialNumber, 'SERIAL');
+      expect(androidDeviceInfo.isLowRamDevice, false);
     });
 
     test('toMap should return map with correct key and map', () {