use LanguageServer::Protocol::Transport::Io::*, Thread::Queue, RBS::AST::Comment
use Steep::Services::CompletionProvider, Steep::Services::TypeNameCompletion
use RBS::TypeName, RBS::Namespace

module Steep
  module Server
    class InteractionWorker < BaseWorker
      include ChangeBuffer

      class ApplyChangeJob
      end

      class HoverJob
        attr_reader id: String

        attr_reader path: Pathname

        attr_reader line: Integer

        attr_reader column: Integer

        def initialize: (id: String, path: Pathname, line: Integer, column: Integer) -> void
      end

      class CompletionJob
        attr_reader id: String

        attr_reader path: Pathname

        attr_reader line: Integer

        attr_reader column: Integer

        attr_reader trigger: String

        def initialize: (id: String, path: Pathname, line: Integer, column: Integer, trigger: String) -> void
      end

      class SignatureHelpJob
        attr_reader id: String

        attr_reader path: Pathname

        attr_reader line: Integer

        attr_reader column: Integer

        def initialize: (id: String, path: Pathname, line: Integer, column: Integer) -> void
      end

      type job = ApplyChangeJob | HoverJob | CompletionJob | SignatureHelpJob

      module LSP = LanguageServer::Protocol

      attr_reader service: Services::TypeCheckService

      def initialize: (project: Project, reader: Reader, writer: Writer, ?queue: Queue) -> void

      def handle_job: (job) -> void

      type lsp_request = { id: String, method: String, params: untyped }

      def handle_request: (lsp_request) -> void

      def process_hover: (HoverJob job) -> LanguageServer::Protocol::Interface::Hover?

      def process_completion: (CompletionJob job) -> LanguageServer::Protocol::Interface::CompletionList?

      def process_signature_help: (SignatureHelpJob) -> LanguageServer::Protocol::Interface::SignatureHelp?

      def format_completion_item_for_rbs: (Services::SignatureService, RBS::TypeName, CompletionJob job, String complete_text, Integer prefix_size) -> LanguageServer::Protocol::Interface::CompletionItem

      def format_completion_item: (CompletionProvider::item item) -> LanguageServer::Protocol::Interface::CompletionItem
    end
  end
end