(* Js_of_ocaml compiler
 * http://www.ocsigen.org/js_of_ocaml/
 * Copyright (C) 2014 Hugo Heuzard
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, with linking exception;
 * either version 2.1 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *)

open! Js_of_ocaml_compiler.Stdlib
open Js_of_ocaml_compiler
open Cmdliner

type t =
  { common : Jsoo_cmdline.Arg.t
  ; (* minify option *)
    use_stdin : bool
  ; output_file : string option
  ; files : string list
  }

let options =
  let files = Arg.(value & pos_all file [] & info [] ~docv:"JS_FILES") in
  let output_file =
    let doc = "Set output file name to [$(docv)]." in
    Arg.(value & opt (some string) None & info [ "o" ] ~docv:"FILE" ~doc)
  in
  let use_stdin =
    let doc = "Read from standard input." in
    Arg.(value & flag & info [ "stdin" ] ~doc)
  in
  let build_t common files output_file use_stdin =
    `Ok { common; use_stdin; output_file; files }
  in
  let t = Term.(pure build_t $ Jsoo_cmdline.Arg.t $ files $ output_file $ use_stdin) in
  Term.ret t

let info =
  let doc = "JavaScript minifier" in
  let man =
    [ `S "DESCRIPTION"
    ; `P "jsoo_minify is a JavaScript minifier."
    ; `S "BUGS"
    ; `P
        "Bugs are tracked on github at \
         $(i,https://github.com/ocsigen/js_of_ocaml/issues)."
    ; `S "SEE ALSO"
    ; `P "js_of_ocaml(1)"
    ; `S "AUTHORS"
    ; `P "Jerome Vouillon, Hugo Heuzard."
    ; `S "LICENSE"
    ; `P "Copyright (C) 2010-2019."
    ; `P
        "jsoo_minify is free software, you can redistribute it and/or modify it under \
         the terms of the GNU Lesser General Public License as published by the Free \
         Software Foundation, with linking exception; either version 2.1 of the License, \
         or (at your option) any later version."
    ]
  in
  let version =
    match Compiler_version.git_version with
    | "" -> Compiler_version.s
    | v -> Printf.sprintf "%s+git-%s" Compiler_version.s v
  in
  Term.info "jsoo_minify" ~version ~doc ~man
