changeWebAppName method

Future<File?> changeWebAppName(
  1. String? appName
)

Implementation

Future<File?> changeWebAppName(String? appName) async {
  List? contentLineByLine = await readFileAsLineByline(
    filePath: webAppPath,
  );
  if (checkFileExists(contentLineByLine)) {
    logger.w('''
    Web appname could not be changed because,
    The related file could not be found in that path:  $webAppPath
    ''');
    return null;
  }
  for (var i = 0; i < contentLineByLine!.length; i++) {
    if (contentLineByLine[i].contains('<title>') &&
        contentLineByLine[i].contains('</title>')) {
      contentLineByLine[i] = '  <title>$appName</title>';
      break;
    }
  }
  var writtenFile = await writeFile(
    filePath: webAppPath,
    content: contentLineByLine.join('\n'),
  );
  logger.i('Web appname changed successfully to : $appName');
  return writtenFile;
}