;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2023, 2024 Oleg Pykhalov <go.wigust@gmail.com>
;;;
;;; 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 (services ddc)
  #:use-module (gnu services base)
  #:use-module (gnu services shepherd)
  #:use-module (gnu services)
  #:use-module (guix gexp)
  #:use-module (packages hardware)
  #:export (ddcutil-daemon-service-type))

;;; Commentary:
;;;
;;; This module provides a service definition for the ddc service.
;;;
;;; Code:

(define (ddcutil-daemon-shepherd-service config)
  (list
   (shepherd-service
    (provision '(ddcutil-daemon))
    (documentation "Run ddcutil-daemon.")
    (requirement '(user-processes loopback))
    (start #~(make-forkexec-constructor
              (list #$(file-append ddcutil-daemon "/bin/ddcutil-daemon")
                    #$(local-file "/home/oleg/.local/share/chezmoi/dotfiles/ddcutil-daemon/ddcutil-daemon.json"))
              #:environment-variables
              (append (list "PATH=/home/oleg/.nix-profile/bin")
                      (filter (negate
                               (lambda (str)
                                 (string-prefix? "PATH=" str)))
                              (environ)))))
    (respawn? #f)
    (stop #~(make-kill-destructor)))))

(define ddcutil-daemon-service-type
  (service-type
   (name 'ddcutil-daemon)
   (extensions
    (list (service-extension shepherd-root-service-type
                             ddcutil-daemon-shepherd-service)))
   (default-value '())
   (description "Run ddcutil-daemon.")))

;;; ddc.scm ends here
