(*
 *    Copyright (C) 2020  Alban Gruin
 *
 *    ucs is free software: you can redistribute it and/or modify
 *    it under the terms of the GNU Affero General Public License as published
 *    by the Free Software Foundation, either version 3 of the License, or
 *    (at your option) any later version.
 *
 *    ucs is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU Affero General Public License for more details.
 *
 *    You should have received a copy of the GNU Affero General Public License
 *    along with ucs.  If not, see <http://www.gnu.org/licenses/>.
 *)

open Lwt
open Cohttp
open Cohttp_lwt_unix

let body =
  let parameters = Uri.encoded_of_query
                     ["start", ["2020-09-01"]; "end", ["2020-10-01"];
                      "resType", ["103"]; "calView", ["month"];
                      "federationIds[]", ["IINS9CMA"]; "colourScheme", ["3"]] in
  let body = Cohttp_lwt.Body.of_string parameters and
      headers = Header.init_with "Content-Type" "application/x-www-form-urlencoded" in
  Client.post ~body ~headers (Uri.of_string "https://edt.univ-tlse3.fr/calendar2/Home/GetCalendarData")
  >>= fun (_resp, body) ->
  Cohttp_lwt.Body.to_string body

let dump_date = CalendarLib.Printer.Calendar.to_string

let () =
  let body = Lwt_main.run body in
  List.iter (fun Ics.{start; stop; summary; category; location} ->
      Printf.printf "%s\n%s\n%s\n%s\n%s\n\n" (dump_date start) (dump_date stop) summary category location)
  @@ Course.decode body