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| | ;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2022 ( <paren@disroot.org>
;;;
;;; 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 home services pm)
#:use-module (guix gexp)
#:use-module (guix packages)
#:use-module (guix records)
#:use-module (gnu home services)
#:use-module (gnu home services shepherd)
#:use-module (gnu packages monitoring)
#:use-module (gnu services shepherd)
#:export (home-batsignal-configuration
home-batsignal-service-type))
;;;
;;; batsignal
;;;
;;; Daemon for running commands and displaying notifications on
;;; battery events.
;;;
(define-record-type* <home-batsignal-configuration>
home-batsignal-configuration make-home-batsignal-configuration
home-batsignal-configuration?
(warning-level batsignal-warning-level ;integer
(default 15))
(warning-message batsignal-warning-message ;string | #f
(default #f))
(critical-level batsignal-critical-level ;integer
(default 5))
(critical-message batsignal-critical-message ;string | #f
(default #f))
(danger-level batsignal-danger-level ;integer
(default 2))
(danger-command batsignal-danger-command ;file-like | string | #f
(default #f))
(full-level batsignal-full-level ;integer | #f
(default #f))
(full-message batsignal-full-message ;string | #f
(default #f))
(batteries batsignal-batteries ;list of string
(default '()))
(poll-delay batsignal-poll-delay ;integer
(default 60))
(icon batsignal-icon ;file-like | #f
(default #f))
(notifications? batsignal-notifications? ;boolean
(default #t))
(notifications-expire? batsignal-notifications-expire? ;boolean
(default #f))
(notification-command batsignal-notification-command ;string | #f
(default #f))
(ignore-missing? batsignal-ignore-missing? ;boolean
(default #f)))
(define (home-batsignal-shepherd-services config)
(let ((warning-level (batsignal-warning-level config))
(warning-message (batsignal-warning-message config))
(critical-level (batsignal-critical-level config))
(critical-message (batsignal-critical-message config))
(danger-level (batsignal-danger-level config))
(danger-command (batsignal-danger-command config))
(full-level (batsignal-full-level config))
(full-message (batsignal-full-message config))
(batteries (batsignal-batteries config))
(poll-delay (batsignal-poll-delay config))
(icon (batsignal-icon config))
(notifications? (batsignal-notifications? config))
(notifications-expire? (batsignal-notifications-expire? config))
(notification-command (batsignal-notification-command config))
(ignore-missing? (batsignal-ignore-missing? config)))
(list (shepherd-service
(provision '(batsignal))
(documentation "Run the batsignal battery-watching daemon.")
(modules '((shepherd support))) ;for '%user-log-dir'
(start #~(make-forkexec-constructor
(append (list #$(file-append batsignal "/bin/batsignal")
"-w" (number->string #$warning-level)
"-c" (number->string #$critical-level)
"-d" (number->string #$danger-level)
"-m" (number->string #$poll-delay))
(if #$warning-message
(list "-W" #$warning-message)
(list))
(if #$critical-message
(list "-C" #$critical-message)
(list))
(if #$danger-command
(list "-D" #$danger-command)
(list))
(if #$full-level
(list "-f" (number->string #$full-level))
(list))
(if #$full-message
(list "-F" #$full-message)
(list))
(if (null? (list #$@batteries))
(list)
(list "-n" (string-join (list #$@batteries) ",")))
(if #$icon
(list "-I" #$icon)
(list))
(if #$notifications?
(list)
(list "-N"))
(if #$notifications-expire?
(list "-e")
(list))
(if #$notification-command
(list "-M" #$notification-command)
(list))
(if #$ignore-missing?
(list "-i")
(list)))
#:log-file
(string-append %user-log-dir "/batsignal.log")))
(stop #~(make-kill-destructor))))))
(define home-batsignal-service-type
(service-type
(name 'home-batsignal)
(extensions
(list (service-extension home-shepherd-service-type
home-batsignal-shepherd-services)))
(default-value (home-batsignal-configuration))
(description
"Run batsignal, a battery watching and notification daemon.")))
|