(*
 * My personnal blog engine ...
 *
 * Copyright (C) 2017  Xavier Van de Woestyne <xaviervdw@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 *)

(** The main generator for Publication  *)


let usage =
  "./publication_generator.native"
  ^ "[-o output] [-url permalink] -tpl template "
  ^ "post.el"
  
let output = ref Util.uniq_separator
let url = ref "/"
let tpl = ref Util.uniq_separator
let args = ref ""
let callback_function x = args := x

let () =
  let _ =
    Arg.parse
      [
        "-o", Arg.Set_string output, "The target of the generation"
      ; "-url", Arg.Set_string url, "The permalink of the publication"
      ; "-tpl", Arg.Set_string tpl, "The template file"
      ]
      callback_function
      usage
    
  in
  let template = Util.uniq_to_option !tpl in
  let outp = Util.uniq_to_option !output in
  match template with
  | None -> Util.print Color.red "You have to specify a template"
  | Some t ->
     Publication.of_file (!args)
     |> Publication.create t
     |> Cli.default_finish outp
