(define-module (radio shepherd-services)
  #:use-module (guix gexp)
  #:use-module (gnu services shepherd)
  #:use-module (shepherd service timer)

  #:export (wake-up timer))

(define timer-trigger-action
  (shepherd-action
    (name 'trigger)
    (procedure #~trigger-timer)
    (documentation
      "Trigger the action associated with @var{timer} as if it had reached its
next calendar event.")))

(define wake-up
  (shepherd-service
    (provision '(wake-up))
    (modules '((shepherd service timer)))
    (start #~(make-timer-constructor
               (calendar-event #:hours '(6) #:minutes '(0))
               (lambda ()
                (use-modules (ice-9 threads))
                  (parallel
                    (system "foot -He rem")
                    (system "mpv --shuffle ~/media/music/by-artist")))))
    (stop #~(make-timer-destructor))
    (actions (list timer-trigger-action))))

(define timer
  (shepherd-service
    (provision '(timer))
    (modules '((shepherd service timer)))
    (free-form #~(timer-service))))