(**************************************************************************)
(*                                                                        *)
(*    Copyright (c) 2014 - 2017.                                          *)
(*    Dynamic Ledger Solutions, Inc. <contact@tezos.com>                  *)
(*                                                                        *)
(*    All rights reserved. No warranty, explicit or implicit, provided.   *)
(*                                                                        *)
(**************************************************************************)

type cors = Resto_cohttp.Server.cors = {
  allowed_headers : string list ;
  allowed_origins : string list ;
}

include Resto_directory
module Directory = Resto_directory.Make(RPC.Data)

include Resto_cohttp.Server.Make(RPC.Data)(Logging.RPC)

let json  = {
  name = "application/json" ;
  construct = begin fun enc v ->
    Data_encoding_ezjsonm.to_string @@
    Data_encoding.Json.construct enc v
  end ;
  destruct = begin fun enc body ->
    match Data_encoding_ezjsonm.from_string body with
    | Error _ as err -> err
    | Ok json ->
        try Ok (Data_encoding.Json.destruct enc json)
        with Data_encoding.Json.Cannot_destruct (_, exn) ->
          Error (Format.asprintf "%a"
                   (fun fmt -> Data_encoding.Json.print_error fmt)
                   exn)
  end ;
}

let octet_stream = {
  name = "application/octet-stream" ;
  construct = begin fun enc v ->
    MBytes.to_string @@
    Data_encoding.Binary.to_bytes enc v
  end ;
  destruct = begin fun enc s ->
    match Data_encoding.Binary.of_bytes enc (MBytes.of_string s) with
    | None -> Error "Failed to parse binary data."
    | Some data -> Ok data
  end ;
}

(* Compatibility layer, to be removed ASAP. *)

type 'a directory = 'a Directory.t

let empty = Directory.empty
let register d s f = Directory.register d s (fun p () i -> f p i)

open Directory.Curry
let register0 root s f = register root s (curry Z f)
let register1 root s f = register root s (curry (S Z) f)
let register2 root s f = register root s (curry (S (S Z)) f)
(* let register3 root s f = register root s (curry (S (S (S Z))) f) *)
(* let register4 root s f = register root s (curry (S (S (S (S Z)))) f) *)
(* let register5 root s f = register root s (curry (S (S (S (S (S Z))))) f) *)

let register_dynamic_directory1 =
  Directory.register_dynamic_directory1