;;; 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.")))
g-avail'>...<span class='msg-tooltip'>* gnu/services/certbot.scm (certbot-service-type)
[default-value, description]: New fields.
* po/packages/POTFILES.in: Add it.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-11-28 23:34:25 +0100'>2017-11-28</span></td><td><a href='/guix/commit/po/packages/POTFILES.in?id=a222b734b38f93b014b21e4d538002a5fec71b8a'>services: cgit, git-daemon: Add description and default value.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/version-control.scm (git-daemon-service-type)
[description, default-value]: New fields.
(cgit-service-type)[default-value]: New field.
* po/packages/POTFILES.in: Add version-control.scm.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-09-16 17:47:46 +0200'>2017-09-16</span></td><td><a href='/guix/commit/po/packages/POTFILES.in?id=3f0de257c4071fcbb167fd47dbe6ffa71e95631a'>services: networking: Add descriptions.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/networking.scm (static-networking-service-type)
(ntp-service-type, inetd-service-type, tor-service-type)
(tor-hidden-service-type, bitlbee-service-type)
(wicd-service-type, network-manager-service-type)
(connman-service-type, openvswitch-service-type): Add 'description'
field.
* po/packages/POTFILES.in: Add gnu/services/networking.scm.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-09-16 17:47:46 +0200'>2017-09-16</span></td><td><a href='/guix/commit/po/packages/POTFILES.in?id=6b9e1fefa40ecdd264fde9cb022b2b5359635ee5'>services: base: Add descriptions.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/base.scm (fstab-service-type)
(file-system-service-type, urandom-seed-service-type)
(session-environment-service-type)
(console-font-service-type)
(login-service-type, agetty-service-type)
(mingetty-service-type, nscd-service-type)
(pam-limits-service-type, guix-service-type)
(guix-publish-service-type, udev-service-type)
(gpm-service-type): Add 'description' field.
* po/packages/POTFILES.in: Add gnu/services/base.scm.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-07-15 19:25:39 +0800'>2017-07-15</span></td><td><a href='/guix/commit/po/packages/POTFILES.in?id=ee38fbcfaa5afc1cf2bb121a04bc9747b2339c37'>nls: Adjust to qemu.scm renaming.</a><span class='msg-avail'>...<span class='msg-tooltip'>This is a followup to 59132b800093e486e4d81aed6b837e9ac76aa86c.

* po/packages/POTFILES.in: Remove qemu.scm and add virtualization.scm.
</span></span></td><td>宋文武</td></tr>
<tr><td><span title='2017-06-20 18:10:35 +0530'>2017-06-20</span></td><td><a href='/guix/commit/po/packages/POTFILES.in?id=148585c240f848ad08f6541ede7db3fca3411007'>gnu: Move contents of zip module into compression module.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/zip.scm (zip, unzip, zziplib, perl-zip): Move to...
* gnu/packages/compression.scm: ...here.
* gnu/packages/zip.scm: Delete file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Unregister deleted file.
* po/packages/POTFILES.in: Unregister deleted file.
* gnu/packages/{audio, avr, bioinformatics, busybox, cdrom, ci, compression,
docbook, documentation, fonts, fpga, game-development, games, gl, gnome,
gnuzilla, graphics, guile, haskell, image, java, kodi, ldc, libreoffice,
markup, maths, mc, monitoring, music, php, pretty-print, python, scheme,
smalltalk, statistics, synergy, tex, textutils, video, web-browsers, xml,
zip}.scm, guix/build-system/{ant, font}.scm, guix/{download, packages}.scm:
Adapt module import.
</span></span></td><td>Arun Isaac</td></tr>
<tr><td><span title='2016-12-05 20:54:58 +0100'>2016-12-05</span></td><td><a href='/guix/commit/po/packages/POTFILES.in?id=a79fbd5d1d59a0cbc998a8133177ddcc9b073b94'>nls: Adjust to geeqie.scm removal.</a><span class='msg-avail'>...<span class='msg-tooltip'>This is a followup to d1a5b20081c30da7503201df260cf20b8d0ba633.

* po/packages/POTFILES.in: Remove gnu/packages/geeqie.scm.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-12-04 22:32:40 +0100'>2016-12-04</span></td><td><a href='/guix/commit/po/packages/POTFILES.in?id=459978eae593dd5b51b567dbffe927eec4bbf2c3'>nls: Adjust to feh.scm renaming.</a><span class='msg-avail'>...<span class='msg-tooltip'>This is a followup to d1a5b20081c30da7503201df260cf20b8d0ba633.

* po/packages/POTFILES.in: Remove feh.scm and add image-viewers.scm.
</span></span></td><td>Ludovic Courtès</td></tr>