Install Font in Windows with Dart

font_installer.dart

import 'dart:async';
import 'dart:developer';
import 'dart:io';

import 'package:path/path.dart';
import 'package:win32_registry/win32_registry.dart';

class FontInstaller {
  FontInstaller._();

  static Future<void> install(String path) async {
    try {
      final windowsDirectory = Platform.environment['WINDIR'];

      if (windowsDirectory == null) throw Exception('WINDIR is not exists in Platform.environment');
      final newPath = join(windowsDirectory, 'Fonts', basename(path));
      final file = await File(path).copy(newPath);
      if (!file.existsSync()) throw Exception('Cant copy font to $newPath');

      const keyPath = r'Software\Microsoft\Windows NT\CurrentVersion\Fonts';
      final registryKey = Registry.openPath(RegistryHive.localMachine, path: keyPath);

      final fontValue = RegistryValue(
        basenameWithoutExtension(path),
        RegistryValueType.string,
        basename(path),
      );

      registryKey.createValue(fontValue);
      registryKey.close();
    } catch (e) {
      log(e.toString());
      rethrow;
    }
  }
}