execute method

Implementation

@override
void execute(List<String> arguments) {
  if (arguments.isEmpty) {
    print('  What should the model be named?');
    stdout.write('\x1B[1m > \x1B[0m');
    arguments.add(stdin.readLineSync()!);
  }

  RegExp alphaRegex = RegExp(r'^[A-Za-z][A-Za-z_]*$');

  if (!alphaRegex.hasMatch(arguments[0])) {
    print(
      ' \x1B[41m\x1B[37m ERROR \x1B[0m Model must contain only letters a-z  and optional _',
    );
    exit(0);
  }

  String modelName = arguments[0];

  String filePath =
      '${Directory.current.path}/lib/app/models/${modelName.snakeCase}.dart';
  File newFile = File(filePath);

  if (newFile.existsSync()) {
    print(' \x1B[41m\x1B[37m ERROR \x1B[0m Model already exists.');
    exit(0);
  }

  newFile.createSync(recursive: true);

  String str = modelStub.replaceAll('ModelName', modelName.pascalCase);

  newFile.writeAsString(str);

  print(
    ' \x1B[44m\x1B[37m INFO \x1B[0m Model [$filePath] created successfully.',
  );
}