def search(request: SearchRequest): IO[CSearchPage] = {
    val lines = csearch(request)
    lines.flatMap(x =>
      x match {
        case Left(value) => for {
          result <- Stream
            .emits(value)
            .through(SnippetsGrouper.groupLines(snippetConfig))
            .drop(snippetConfig.pageSize * (request.page - 1))
            .take(snippetConfig.pageSize)
            .evalMap(createSnippet)
            .through(groupByPackage)
            .compile
            .toList
        } yield CSearchPage(result.sortBy(_.pack.name), value.size, "")
        case Right(value) =>  CSearchPage(?, ?, value)
      }
    )
}