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open Lwt.Syntax
open Js_of_ocaml
open Flesh

(* https://stackoverflow.com/questions/34929382/what-are-the-differences-between-lwt-async-and-lwt-main-run-on-ocaml-node-js *)
let rec run t =
  let next_tick (_callback : unit -> unit) =
    Js.Unsafe.(fun_call
                 (js_expr "process.nextTick")
                 [| inject (Js.wrap_callback _callback) |])
  in Lwt.wakeup_paused ();
     match Lwt.poll t with
     | Some x -> x
     | None ->
        if Lwt.paused_count () > 0
        then next_tick (fun () -> run t)
        else ()

let main (stream, push) =
  let* _stream = Lwt_stream.get stream
  in let+ _auth = Auth.send_auth_stanza (stream, push)
                    "test@example.com" "password"
                    Auth.PLAIN
     in push None;
        match _auth with
        | Error (NotAuthorized, Some ("en", text)) -> print_endline text
        | _ -> ()

let () =
  run @@
    let domain = "egregore.fun" in
    let* stream, push = Stream.start domain
    in Lwt.catch
         (fun () -> main (stream, push))
         (fun exn -> push None; Lwt.fail exn)