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package_info_plus_linux.dart
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package_info_plus_linux.dart
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import 'dart:convert';
import 'dart:io';
import 'package:package_info_plus_platform_interface/package_info_data.dart';
import 'package:package_info_plus_platform_interface/package_info_platform_interface.dart';
import 'package:path/path.dart' as path;
/// The Linux implementation of [PackageInfoPlatform].
class PackageInfoPlusLinuxPlugin extends PackageInfoPlatform {
/// Register this dart class as the platform implementation for linux
static void registerWith() {
PackageInfoPlatform.instance = PackageInfoPlusLinuxPlugin();
}
/// Returns a map with the following keys:
/// appName, packageName, version, buildNumber
@override
Future<PackageInfoData> getAll() async {
final versionJson = await _getVersionJson();
return PackageInfoData(
appName: versionJson['app_name'] ?? '',
version: versionJson['version'] ?? '',
buildNumber: versionJson['build_number'] ?? '',
packageName: versionJson['package_name'] ?? '',
buildSignature: '',
);
}
Future<Map<String, dynamic>> _getVersionJson() async {
try {
final exePath = await File('/proc/self/exe').resolveSymbolicLinks();
final appPath = path.dirname(exePath);
final assetPath = path.join(appPath, 'data', 'flutter_assets');
final versionPath = path.join(assetPath, 'version.json');
return jsonDecode(await File(versionPath).readAsString());
} catch (_) {
return <String, dynamic>{};
}
}
}