Automatic dark/light theme changer

settings.sh

#!/bin/bash

# This script is designed to run on background to change between light and dark theme

night_hour="22:00"
day_hour="9:00"

dark_wallpaper="/usr/share/backgrounds/home127-dark.jpg"
light_wallpaper="/usr/share/backgrounds/home127-light.jpg"

while true; do # Enter main loop
  current_hour=$(date +%H:%M) # Get hour format

  if [[ "${current_hour}" > "${night_hour}" ]] && [[ "${current_hour}" < "${day_hour}" ]]; then # Check if current date is between two defined hours
    # Night stuff is done here
    feh --bg-fill "${dark_wallpaper}"
  else
    # Day stuff is done here
    feh --bg-fill "${light_wallpaper}"
  fi

  sleep 10 # Waits 10 seconds until next check
done