gnu/installer/newt/services.scm


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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2018 Mathieu Othacehe <m.othacehe@gmail.com>
;;; Copyright © 2019 Ludovic Courtès <ludo@gnu.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 installer newt services)
  #:use-module (gnu installer services)
  #:use-module (gnu installer steps)
  #:use-module (gnu installer newt page)
  #:use-module (gnu installer newt utils)
  #:use-module (guix i18n)
  #:use-module (srfi srfi-34)
  #:use-module (srfi srfi-35)
  #:use-module (newt)
  #:export (run-services-page))

(define (run-desktop-environments-cbt-page)
  "Run a page allowing the user to choose between various desktop
environments."
  (run-checkbox-tree-page
   #:info-text (G_ "Please select the desktop(s) environment(s) you wish to \
install. If you select multiple desktops environments, you will be able to \
choose the one to use on the log-in screen.")
   #:title (G_ "Desktop environment")
   #:items (filter desktop-system-service? %system-services)
   #:item->text system-service-name               ;no i18n for DE names
   #:checkbox-tree-height 5
   #:exit-button-callback-procedure
   (lambda ()
     (raise
      (condition
       (&installer-step-abort))))))

(define (run-networking-cbt-page)
  "Run a page allowing the user to select networking services."
  (run-checkbox-tree-page
   #:info-text (G_ "You can now select networking services to run on your \
system.")
   #:title (G_ "Network service")
   #:items (filter (lambda (service)
                     (eq? 'networking (system-service-type service)))
                   %system-services)
   #:item->text (compose G_ system-service-name)
   #:checkbox-tree-height 5
   #:exit-button-callback-procedure
   (lambda ()
     (raise
      (condition
       (&installer-step-abort))))))

(define (run-network-management-page)
  "Run a page to select among several network management methods."
  (let ((title (G_ "Network management")))
    (run-listbox-selection-page
     #:title title
     #:info-text (G_ "Choose the method to manage network connections.

We recommend NetworkManager or Connman for a WiFi-capable laptop; the DHCP \
client may be enough for a server.")
     #:info-textbox-width 70
     #:listbox-items (filter (lambda (service)
                               (eq? 'network-management
                                    (system-service-type service)))
                             %system-services)
     #:listbox-item->text (compose G_ system-service-name)
     #:sort-listbox-items? #f
     #:button-text (G_ "Exit")
     #:button-callback-procedure
     (lambda _
       (raise
        (condition
         (&installer-step-abort)))))))

(define (run-services-page)
  (let ((desktop (run-desktop-environments-cbt-page)))
    ;; When the user did not select any desktop services, and thus didn't get
    ;; '%desktop-services', offer network management services.
    (append desktop
            (run-networking-cbt-page)
            (if (null? desktop)
                (list (run-network-management-page))
                '()))))