(*----------------------------------------------------------------------------
 *  Copyright (c) 2019 António Nuno Monteiro
 *
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *
 *  1. Redistributions of source code must retain the above copyright notice,
 *  this list of conditions and the following disclaimer.
 *
 *  2. Redistributions in binary form must reproduce the above copyright
 *  notice, this list of conditions and the following disclaimer in the
 *  documentation and/or other materials provided with the distribution.
 *
 *  3. Neither the name of the copyright holder nor the names of its
 *  contributors may be used to endorse or promote products derived from this
 *  software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 *---------------------------------------------------------------------------*)

module Server (Flow : Mirage_flow.S) = struct
  module Server_runtime = H2_lwt.Server (Gluten_mirage.Server (Flow))

  type socket = Flow.flow

  let create_connection_handler ?config ~request_handler ~error_handler flow =
    let request_handler () = request_handler in
    let error_handler () = error_handler in
    Server_runtime.create_connection_handler
      ?config
      ~request_handler
      ~error_handler
      ()
      (Gluten_mirage.Buffered_flow.create flow)
end

(* Almost like the `H2_lwt.Server` module type but we don't need the client
 * address argument in Mirage. It's somewhere else. *)
module type Server = sig
  type socket

  val create_connection_handler :
     ?config:H2.Config.t
    -> request_handler:H2.Server_connection.request_handler
    -> error_handler:H2.Server_connection.error_handler
    -> socket
    -> unit Lwt.t
end

module type Client = H2_lwt.Client

module Client (Flow : Mirage_flow.S) = struct
  include H2_lwt.Client (Gluten_mirage.Client (Flow))

  type socket = Flow.flow

  let create_connection ?config ?push_handler ~error_handler flow =
    create_connection
      ?config
      ?push_handler
      ~error_handler
      (Gluten_mirage.Buffered_flow.create flow)
end
