[device_info] Port device_info to use platform interface (flutter#2942)

Author: yash1200

packages/device_info/device_info/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.4.2+7
+
+* Port device_info plugin to use platform interface.
+
 ## 0.4.2+6
 
 * Moved everything from device_info to device_info/device_info

packages/device_info/device_info/lib/device_info.dart

@@ -3,28 +3,26 @@
 // found in the LICENSE file.
 
 import 'dart:async';
+import 'package:device_info_platform_interface/device_info_platform_interface.dart';
 
-import 'package:flutter/services.dart';
+export 'package:device_info_platform_interface/device_info_platform_interface.dart'
+    show AndroidBuildVersion, AndroidDeviceInfo, IosDeviceInfo, IosUtsname;
 
 /// Provides device and operating system information.
 class DeviceInfoPlugin {
   /// No work is done when instantiating the plugin. It's safe to call this
   /// repeatedly or in performance-sensitive blocks.
   DeviceInfoPlugin();
 
-  /// Channel used to communicate to native code.
-  static const MethodChannel channel =
-      MethodChannel('plugins.flutter.io/device_info');
-
   /// This information does not change from call to call. Cache it.
   AndroidDeviceInfo _cachedAndroidDeviceInfo;
 
   /// Information derived from `android.os.Build`.
   ///
   /// See: https://developer.android.com/reference/android/os/Build.html
   Future<AndroidDeviceInfo> get androidInfo async =>
-      _cachedAndroidDeviceInfo ??= AndroidDeviceInfo._fromMap(await channel
-          .invokeMapMethod<String, dynamic>('getAndroidDeviceInfo'));
+      _cachedAndroidDeviceInfo ??=
+          await DeviceInfoPlatform.instance.androidInfo();
 
   /// This information does not change from call to call. Cache it.
   IosDeviceInfo _cachedIosDeviceInfo;
@@ -33,292 +31,5 @@ class DeviceInfoPlugin {
   ///
   /// See: https://developer.apple.com/documentation/uikit/uidevice
   Future<IosDeviceInfo> get iosInfo async =>
-      _cachedIosDeviceInfo ??= IosDeviceInfo._fromMap(
-          await channel.invokeMapMethod<String, dynamic>('getIosDeviceInfo'));
-}
-
-/// Information derived from `android.os.Build`.
-///
-/// See: https://developer.android.com/reference/android/os/Build.html
-class AndroidDeviceInfo {
-  AndroidDeviceInfo._({
-    this.version,
-    this.board,
-    this.bootloader,
-    this.brand,
-    this.device,
-    this.display,
-    this.fingerprint,
-    this.hardware,
-    this.host,
-    this.id,
-    this.manufacturer,
-    this.model,
-    this.product,
-    List<String> supported32BitAbis,
-    List<String> supported64BitAbis,
-    List<String> supportedAbis,
-    this.tags,
-    this.type,
-    this.isPhysicalDevice,
-    this.androidId,
-    List<String> systemFeatures,
-  })  : supported32BitAbis = List<String>.unmodifiable(supported32BitAbis),
-        supported64BitAbis = List<String>.unmodifiable(supported64BitAbis),
-        supportedAbis = List<String>.unmodifiable(supportedAbis),
-        systemFeatures = List<String>.unmodifiable(systemFeatures);
-
-  /// Android operating system version values derived from `android.os.Build.VERSION`.
-  final AndroidBuildVersion version;
-
-  /// The name of the underlying board, like "goldfish".
-  final String board;
-
-  /// The system bootloader version number.
-  final String bootloader;
-
-  /// The consumer-visible brand with which the product/hardware will be associated, if any.
-  final String brand;
-
-  /// The name of the industrial design.
-  final String device;
-
-  /// A build ID string meant for displaying to the user.
-  final String display;
-
-  /// A string that uniquely identifies this build.
-  final String fingerprint;
-
-  /// The name of the hardware (from the kernel command line or /proc).
-  final String hardware;
-
-  /// Hostname.
-  final String host;
-
-  /// Either a changelist number, or a label like "M4-rc20".
-  final String id;
-
-  /// The manufacturer of the product/hardware.
-  final String manufacturer;
-
-  /// The end-user-visible name for the end product.
-  final String model;
-
-  /// The name of the overall product.
-  final String product;
-
-  /// An ordered list of 32 bit ABIs supported by this device.
-  final List<String> supported32BitAbis;
-
-  /// An ordered list of 64 bit ABIs supported by this device.
-  final List<String> supported64BitAbis;
-
-  /// An ordered list of ABIs supported by this device.
-  final List<String> supportedAbis;
-
-  /// Comma-separated tags describing the build, like "unsigned,debug".
-  final String tags;
-
-  /// The type of build, like "user" or "eng".
-  final String type;
-
-  /// `false` if the application is running in an emulator, `true` otherwise.
-  final bool isPhysicalDevice;
-
-  /// The Android hardware device ID that is unique between the device + user and app signing.
-  final String androidId;
-
-  /// Describes what features are available on the current device.
-  ///
-  /// This can be used to check if the device has, for example, a front-facing
-  /// camera, or a touchscreen. However, in many cases this is not the best
-  /// API to use. For example, if you are interested in bluetooth, this API
-  /// can tell you if the device has a bluetooth radio, but it cannot tell you
-  /// if bluetooth is currently enabled, or if you have been granted the
-  /// necessary permissions to use it. Please *only* use this if there is no
-  /// other way to determine if a feature is supported.
-  ///
-  /// This data comes from Android's PackageManager.getSystemAvailableFeatures,
-  /// and many of the common feature strings to look for are available in
-  /// PackageManager's public documentation:
-  /// https://developer.android.com/reference/android/content/pm/PackageManager
-  final List<String> systemFeatures;
-
-  /// Deserializes from the message received from [_kChannel].
-  static AndroidDeviceInfo _fromMap(Map<String, dynamic> map) {
-    return AndroidDeviceInfo._(
-      version:
-          AndroidBuildVersion._fromMap(map['version']?.cast<String, dynamic>()),
-      board: map['board'],
-      bootloader: map['bootloader'],
-      brand: map['brand'],
-      device: map['device'],
-      display: map['display'],
-      fingerprint: map['fingerprint'],
-      hardware: map['hardware'],
-      host: map['host'],
-      id: map['id'],
-      manufacturer: map['manufacturer'],
-      model: map['model'],
-      product: map['product'],
-      supported32BitAbis: _fromList(map['supported32BitAbis']),
-      supported64BitAbis: _fromList(map['supported64BitAbis']),
-      supportedAbis: _fromList(map['supportedAbis']),
-      tags: map['tags'],
-      type: map['type'],
-      isPhysicalDevice: map['isPhysicalDevice'],
-      androidId: map['androidId'],
-      systemFeatures: _fromList(map['systemFeatures']),
-    );
-  }
-
-  /// Deserializes message as List<String>
-  static List<String> _fromList(dynamic message) {
-    final List<dynamic> list = message;
-    return List<String>.from(list);
-  }
-}
-
-/// Version values of the current Android operating system build derived from
-/// `android.os.Build.VERSION`.
-///
-/// See: https://developer.android.com/reference/android/os/Build.VERSION.html
-class AndroidBuildVersion {
-  AndroidBuildVersion._({
-    this.baseOS,
-    this.codename,
-    this.incremental,
-    this.previewSdkInt,
-    this.release,
-    this.sdkInt,
-    this.securityPatch,
-  });
-
-  /// The base OS build the product is based on.
-  final String baseOS;
-
-  /// The current development codename, or the string "REL" if this is a release build.
-  final String codename;
-
-  /// The internal value used by the underlying source control to represent this build.
-  final String incremental;
-
-  /// The developer preview revision of a prerelease SDK.
-  final int previewSdkInt;
-
-  /// The user-visible version string.
-  final String release;
-
-  /// The user-visible SDK version of the framework.
-  ///
-  /// Possible values are defined in: https://developer.android.com/reference/android/os/Build.VERSION_CODES.html
-  final int sdkInt;
-
-  /// The user-visible security patch level.
-  final String securityPatch;
-
-  /// Deserializes from the map message received from [_kChannel].
-  static AndroidBuildVersion _fromMap(Map<String, dynamic> map) {
-    return AndroidBuildVersion._(
-      baseOS: map['baseOS'],
-      codename: map['codename'],
-      incremental: map['incremental'],
-      previewSdkInt: map['previewSdkInt'],
-      release: map['release'],
-      sdkInt: map['sdkInt'],
-      securityPatch: map['securityPatch'],
-    );
-  }
-}
-
-/// Information derived from `UIDevice`.
-///
-/// See: https://developer.apple.com/documentation/uikit/uidevice
-class IosDeviceInfo {
-  IosDeviceInfo._({
-    this.name,
-    this.systemName,
-    this.systemVersion,
-    this.model,
-    this.localizedModel,
-    this.identifierForVendor,
-    this.isPhysicalDevice,
-    this.utsname,
-  });
-
-  /// Device name.
-  final String name;
-
-  /// The name of the current operating system.
-  final String systemName;
-
-  /// The current operating system version.
-  final String systemVersion;
-
-  /// Device model.
-  final String model;
-
-  /// Localized name of the device model.
-  final String localizedModel;
-
-  /// Unique UUID value identifying the current device.
-  final String identifierForVendor;
-
-  /// `false` if the application is running in a simulator, `true` otherwise.
-  final bool isPhysicalDevice;
-
-  /// Operating system information derived from `sys/utsname.h`.
-  final IosUtsname utsname;
-
-  /// Deserializes from the map message received from [_kChannel].
-  static IosDeviceInfo _fromMap(Map<String, dynamic> map) {
-    return IosDeviceInfo._(
-      name: map['name'],
-      systemName: map['systemName'],
-      systemVersion: map['systemVersion'],
-      model: map['model'],
-      localizedModel: map['localizedModel'],
-      identifierForVendor: map['identifierForVendor'],
-      isPhysicalDevice: map['isPhysicalDevice'] == 'true',
-      utsname: IosUtsname._fromMap(map['utsname']?.cast<String, dynamic>()),
-    );
-  }
-}
-
-/// Information derived from `utsname`.
-/// See http://pubs.opengroup.org/onlinepubs/7908799/xsh/sysutsname.h.html for details.
-class IosUtsname {
-  IosUtsname._({
-    this.sysname,
-    this.nodename,
-    this.release,
-    this.version,
-    this.machine,
-  });
-
-  /// Operating system name.
-  final String sysname;
-
-  /// Network node name.
-  final String nodename;
-
-  /// Release level.
-  final String release;
-
-  /// Version level.
-  final String version;
-
-  /// Hardware type (e.g. 'iPhone7,1' for iPhone 6 Plus).
-  final String machine;
-
-  /// Deserializes from the map message received from [_kChannel].
-  static IosUtsname _fromMap(Map<String, dynamic> map) {
-    return IosUtsname._(
-      sysname: map['sysname'],
-      nodename: map['nodename'],
-      release: map['release'],
-      version: map['version'],
-      machine: map['machine'],
-    );
-  }
+      _cachedIosDeviceInfo ??= await DeviceInfoPlatform.instance.iosInfo();
 }

packages/device_info/device_info/pubspec.yaml

@@ -5,7 +5,7 @@ homepage: https://github.com/flutter/plugins/tree/master/packages/device_info
 # 0.4.y+z is compatible with 1.0.0, if you land a breaking change bump
 # the version to 2.0.0.
 # See more details: https://github.com/flutter/flutter/wiki/Package-migration-to-1.0.0
-version: 0.4.2+6
+version: 0.4.2+7
 
 flutter:
   plugin:
@@ -19,6 +19,7 @@ flutter:
 dependencies:
   flutter:
     sdk: flutter
+  device_info_platform_interface: ^1.0.0
 
 dev_dependencies:
   test: ^1.3.0