feat(cron): Add battery charged indicator

.config/cron/battery_notifier.sh

@@ -1,13 +1,22 @@
 #!/bin/bash
+# Crontab entry
+# */5 * * * * XDG_RUNTIME_DIR=/run/user/$(id -u) <path to script>
 
 battery_level=$(acpi -b | grep -P -o -m1 "[0-9]+(?=%)")
 charging_state=$(acpi -b | grep -P -o -m1 "([A-Z])\w+,")
 
 # If laptop is charging, do not make further tests
-if [ $charging_state = "Charging," ]
+if [ $charging_state = "Charging," ] && [ ! -f /tmp/charge_done ]
 then
+    if [ $battery_level -ge 100 ]
+    then
+        /usr/bin/notify-send "Charge completed" "The battery reached 100% charge."
+        touch /tmp/charge_done
         exit
     fi
+fi
+
+rm -f /tmp/charge_done
 
 if [ $battery_level -le 5 ]
 then