text: from manga_py.provider import Provider
  from .helpers.std import Std
  
  
  class NiAddCom(Provider, Std):
  
      def get_chapter_index(self) -> str:
          re = self.re.compile(r'/chapter/.*?_(\d+(?:_\d+)?)/')
          return re.search(self.chapter).group(1).replace('_', '-')
  
      def get_main_content(self):
          return self._get_content('{}/manga/{}')
  
      def get_manga_name(self) -> str:
          return self._get_name('/manga/([^/]+)')
  
      def get_chapters(self):
          return self._elements('.detail-chlist > a')
  
      def get_files(self):
          img_selector = 'img.manga_pic'
          url = self.chapter + '-10-{}.html'
          parser = self.html_fromstring(url.format(1))
          pages = len(self._first_select_options(parser, '.sl-page')) + 1
          images = self._images_helper(parser, img_selector)
          for p in range(2, pages):
              parser = self.html_fromstring(url.format(p))
              images += self._images_helper(parser, img_selector)
          return images
  
      def get_cover(self) -> str:
          return self._cover_from_content('.manga-detailtop img')
  
      def book_meta(self) -> dict:
          pass
  
  
  main = NiAddCom
  