From 247ce9cd302d3ff196eae662d27f5a37ac6ce376 Mon Sep 17 00:00:00 2001
From: David Thompson <dthompson2@worcester.edu>
Date: Fri, 13 Jan 2023 17:04:21 -0500
Subject: [PATCH] gnu: services: Add joycond-service.

* gnu/services/games.scm (<joycond-configuration>): New record type.
(joycond-configuration, joycond-configuration?, joycond-configuration-joycond,
joycond-shepherd-service): New procedures.
(joycond-service-type): New variable.
* doc/guix.texi (Game Services): Document it.
---
 doc/guix.texi          | 19 +++++++++++++++++++
 gnu/services/games.scm | 37 ++++++++++++++++++++++++++++++++++++-
 2 files changed, 55 insertions(+), 1 deletion(-)

diff --git a/doc/guix.texi b/doc/guix.texi
index 751d0957d8..4aec5895d2 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -36277,6 +36277,25 @@ like to serve.
 @node Game Services
 @subsection Game Services
 
+@subsubheading Joycond service
+@cindex joycond
+The joycond service allows the pairing of Nintendo joycon game
+controllers over Bluetooth. (@pxref{Desktop Services} for setting up
+Bluetooth.)
+
+@deftp {Data Type} joycond-configuration
+Data type representing the configuration of @command{joycond}.
+
+@table @asis
+@item @code{joycond} (default: @code{joycond})
+The joycond package to use.
+@end table
+@end deftp
+
+@defvar {Scheme Variable} joycond-service-type
+Service type for the joycond service.
+@end defvar
+
 @subsubheading The Battle for Wesnoth Service
 @cindex wesnothd
 @uref{https://wesnoth.org, The Battle for Wesnoth} is a fantasy, turn
diff --git a/gnu/services/games.scm b/gnu/services/games.scm
index 6c2af44b49..adccddfb99 100644
--- a/gnu/services/games.scm
+++ b/gnu/services/games.scm
@@ -30,10 +30,45 @@ (define-module (gnu services games)
   #:use-module (guix modules)
   #:use-module (guix records)
   #:use-module (ice-9 match)
-  #:export (wesnothd-configuration
+  #:export (joycond-configuration
+            joycond-configuration?
+            joycond-configuration-joycond
+            joycond-service-type
+
+            wesnothd-configuration
             wesnothd-configuration?
             wesnothd-service-type))
 
+;;;
+;;; Joycond
+;;;
+
+(define-record-type* <joycond-configuration>
+  joycond-configuration make-joycond-configuration
+  joycond-configuration?
+  (joycond joycond-configuration-joycond (default joycond)))
+
+(define (joycond-shepherd-service config)
+  (let ((joycond (joycond-configuration-joycond config)))
+    (list (shepherd-service
+           (documentation "Run joycond.")
+           (provision '(joycond))
+           (requirement '(bluetooth))
+           (start #~(make-forkexec-constructor
+                     (list #$(file-append joycond "/bin/joycond"))))
+           (stop #~(make-kill-destructor))))))
+
+(define joycond-service-type
+  (service-type
+   (name 'joycond)
+   (description
+    "Run @command{joycond} for pairing Nintendo joycons via Bluetooth.")
+   (extensions
+    (list (service-extension shepherd-root-service-type
+                             joycond-shepherd-service)))
+   (default-value (joycond-configuration))))
+
+
 ;;;
 ;;; The Battle for Wesnoth server
 ;;;
-- 
2.38.1