hash-wallet/lib/utils/package_info.dart

import 'dart:io';
import 'package:package_info_plus/package_info_plus.dart' as __package_info__;

abstract class _EnvKeys {
  static const kWinAppName = 'CW_WIN_APP_NAME';
  static const kWinAppPackageName = 'CW_WIN_APP_PACKAGE_NAME';
  static const kWinAppVersion = 'CW_WIN_APP_VERSION';
  static const kWinAppBuildNumber = 'CW_WIN_APP_BUILD_NUMBER';
}

class PackageInfo {
  static Future<PackageInfo> fromPlatform() async {
    if (Platform.isWindows) {
      return _windowsPackageInfo;
    }

    final packageInfo = await __package_info__.PackageInfo.fromPlatform();
    return PackageInfo._(
        appName: packageInfo.appName,
        packageName: packageInfo.packageName,
        version: packageInfo.version,
        buildNumber: packageInfo.buildNumber);
  }

  static const _defaultCWAppName = 'Cake Wallet';
  static const _defaultCWAppPackageName = 'com.cakewallet.cake_wallet';
  static const _defaultCWAppVersion = '1.0.0';
  static const _defaultCWAppBuildNumber = '1';

  static const _windowsPackageInfo = PackageInfo._(
      appName: const String.fromEnvironment(_EnvKeys.kWinAppName, defaultValue: _defaultCWAppName),
      packageName: const String.fromEnvironment(_EnvKeys.kWinAppPackageName,
          defaultValue: _defaultCWAppPackageName),
      version:
          const String.fromEnvironment(_EnvKeys.kWinAppVersion, defaultValue: _defaultCWAppVersion),
      buildNumber: const String.fromEnvironment(_EnvKeys.kWinAppBuildNumber,
          defaultValue: _defaultCWAppBuildNumber));

  final String appName;
  final String packageName;
  final String version;
  final String buildNumber;

  const PackageInfo._(
      {required this.appName,
      required this.packageName,
      required this.version,
      required this.buildNumber});
}