docs: async def rank(self):
          """
          Try to find a choice in what the user did:
  
          - If there is a quick reply, then use its payload as choice slug
          - Otherwise, try to match each choice with its intent
          """
          from bernard.platforms.facebook import layers as fbl
  
          choices = self.request.get_trans_reg('choices')
  
          if not choices:
              return
  
          if self.request.has_layer(fbl.QuickReply):
              return self._rank_qr(choices)
          elif self.request.has_layer(l.RawText):
              return await self._rank_text(choices)