better battery monitor

This commit is contained in:
Chris Cochrun 2023-12-13 09:31:02 -06:00
parent 186ae68b40
commit ff34c93c1e

View file

@ -4,37 +4,41 @@
(ql:quickload :serapeum)
(defun get-value (file)
"Read a file and get it's value as a list of lines"
(with-open-file (in file)
(loop for line = (read-line in nil nil)
while line
collect line)))
"Read a file and get it's value as a string"
(serapeum:trim-whitespace (uiop:read-file-string file)))
(defun close-eww ()
(uiop:run-program "eww close battery" :ignore-error-status t))
(run-program "eww" '("close" "battery") :search "/run/current-system/sw/bin/"))
(defun open-eww ()
(uiop:run-program "eww open battery" :ignore-error-status t))
(run-program "eww" '("open" "battery") :search "/run/current-system/sw/bin/"))
(defun clear-file (file)
(with-open-file (out file :direction :output :if-exists :overwrite :if-does-not-exist :create)
(with-open-file (out file :direction :output :if-exists :supersede)
(write-sequence " " out))
(uiop:println "Clearing killed"))
(format t "~&Clearing killed"))
(setf capacity (parse-integer (car (get-value "/sys/class/power_supply/BAT1/capacity"))))
(setf status (car (get-value "/sys/class/power_supply/BAT1/status")))
(loop do (progn
(sleep 10)
(format t "~&Charge: ~a, Status: ~a" capacity status)
(if (string= "Charging" status)
(progn (format t "~&Charging, closing EWW") (close-eww))
(if (<= capacity 30)
(progn (setf killed (serapeum:trim-whitespace (car (get-value "/tmp/ewwbattery"))))
(if killed
(progn (format t "~&EWW has been killed, waiting 3 minutes")
(clear-file #p"/tmp/ewwbattery")
(sleep 360)))
(defun main ()
(loop do (let ((capacity (parse-integer
(get-value "/sys/class/power_supply/BAT1/capacity")
:junk-allowed t))
(status (get-value "/sys/class/power_supply/BAT1/status")))
(format t "~&Charge: ~a, Status: ~a" capacity status)
(if (string= "Charging" status)
(progn
(format t "~&Charging, closing EWW")
(close-eww))
(if (<= capacity 30)
(let ((killed (get-value "/tmp/ewwbattery")))
(if (string= "killed" killed)
(progn
(format t "~&EWW has been killed, waiting 3 minutes")
(clear-file #p"/tmp/ewwbattery")
(sleep 350)))
(format t "~&Opening EWW")
(open-eww))
(progn (format t "~&Charged more than 30%, Closing EWW")
(close-eww))))))
(progn (format t "~&Charged more than 30%, Closing EWW")
(clear-file #p"/tmp/ewwbattery")
(close-eww))))
(sleep 10))))
(main)