Bulleted List node suggestion for handling children

bulletNodeList_suggestion.dart

  //NOTE: Helper functions
      String childNode(String node) {
        String tmpWord = '';
        final spacesRegex = RegExp(r'(\s+)- ');
        const spacesPerLevel = 2;

        int level = 1;
        if (node.startsWith(' ') && node.contains('- ')) {
          final spaces = spacesRegex.firstMatch(node)!.group(1)!.length;
          level = (spaces / spacesPerLevel).ceil();
          tmpWord = node.substring(level);
        }
        return tmpWord;
      }

      bool checkChild(String child) {
        if (child.startsWith(' ')) {
          return true;
        }
        return false;
      }

      bool checkParent(String parent) {
        if (parent.startsWith('- ') &&
            (parent.contains('- ', 0) || parent.contains('- ', 1))) {
          return true;
        }
        return false;
      }

      String firstNode(String node) {
        String parentList = '';
        if (node.startsWith('- ') &&
            (node.contains('- ', 0) || node.contains('- ', 1))) {
          final String firstWord = node.substring(2);
          parentList = node.substring(2);
          return firstWord;
        }
        return parentList;
        // return null;
      }



return bulletedListNode(
        //NOTE: Just prints double the parent
        attributes: checkParent(firstNode(line))
            ? {
                'delta': decoder.convert(firstNode(line)).toJson(),
              }
            : {},
        //NOTE: Child node works fine although
        children: checkChild(childNode(line))
            ? [
                bulletedListNode(
                  attributes: {
                    'delta':
                        decoder.convert(childNode(line).substring(2)).toJson()
                  },
                ),
              ]
            : [],
      );