;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2020 Efraim Flashner <efraim@flashner.co.il>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix 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.
;;;
;;; GNU Guix 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 GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu services science)
  #:export (<rshiny-configuration>
            rshiny-configuration
            rshiny-configuration?
            rshiny-configuration-package
            rshiny-configuration-binary
            rshiny-shepherd-service
            rshiny-service-type))

(use-modules (gnu)
             (guix records)
             (ice-9 match))
(use-service-modules shepherd)
(use-package-modules cran)

(define-record-type* <rshiny-configuration>
  rshiny-configuration
  make-rshiny-configuration
  rshiny-configuration?
  (package          rshiny-configuration-package    ; file-like
                    (default r-shiny))
  (binary           rshiny-configuration-binary     ; string
                    (default "rshiny")))

(define rshiny-shepherd-service
  (match-lambda
    (($ <rshiny-configuration> package binary)
     (list
       (shepherd-service
         (documentation (string-append "R-Shiny service for " binary))
         (provision (list (symbol-append 'rshiny- (string->symbol
                                                    (string-take binary 9)))))
         (requirement '(networking))
         (start
           #~(exec-command
               (list
                 #$(string-append "/run/current-system/profile/bin/" binary))
               ;#:log-file #$(string-append "/var/log/" binary ".log") ; kills shepherd
               #:environment-variables
               (list "R_LIBS_USER=/run/current-system/profile/site-library/")))
         (stop #~(make-kill-destructor)))))))

(define rshiny-service-type
  (service-type
    (name 'rshiny)
    (extensions
      (list
        (service-extension shepherd-root-service-type
                           rshiny-shepherd-service)
        (service-extension profile-service-type
                           ;; We want the package installed so that it
                           ;; pulls in the propagated inputs as well.
                           (lambda (config)
                             (list
                               (rshiny-configuration-package config))))))
    (description
     "Run an R-Shiny webapp as a Guix Service.")))
ew clause for ‘guix style’.

Reported by cmiller in #guix.

Change-Id: I3f55f7fd7fb8610dc13770ebfe70d9f65c1497af
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2023-11-07 18:07:08 +0200'>2023-11-07</span></td><td><a href='/guix/commit/etc/completion?id=e0f28301f07e55b7acc48fca2e13b588471d0ede'>fish completion: Fix typos.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/completion/fish/guix.fish (__fish_guix_needs_command): Fix
spelling of specified.
(__fish_guix_using_command): Fix spelling of specified.

Change-Id: Ieac612da8cd2a7a1c44c5a54c57574ce2b8d8bd4
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2022-05-29 02:00:20 +0200'>2022-05-29</span></td><td><a href='/guix/commit/etc/completion?id=dc6d92ac93cedd65f6c99daa530b69f43f6039ec'>bash completion: Fix &amp; unify option parsing.</a><span class='msg-avail'>...<span class='msg-tooltip'>We now correctly recognise ‘guix -Abcdef’ as equivalent to ‘guix -f’.

* etc/completion/bash/guix (_guix_is_short_option, guix_is_long_option):
New functions.
(_guix_is_dash_f, _guix_is_dash_l, _guix_is_dash_L, _guix_is_dash_m)
(_guix_is_dash_C, _guix_is_dash_p): Use them.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2022-01-17 19:05:48 +0100'>2022-01-17</span></td><td><a href='/guix/commit/etc/completion?id=93d3a2b23cb264ae95e4478c28e3abd9ddcadd2d'>bash completion: Complete "guix home" sub-commands.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/completion/bash/guix (_guix_complete): Treat "guix home" like
"guix system".
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-01-16 23:56:56 +0100'>2022-01-16</span></td><td><a href='/guix/commit/etc/completion?id=e35deac9e7379605c0e3918e74a6d153861a4aa2'>bash completion: Fix options completion.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes, for example, "guix import pypi --&lt;TAB&gt;", which would previously
fail to show '--recursive'.

* etc/completion/bash/guix (_guix_complete_option): Fix options
completion for first subcommand.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Fulbert</td></tr>