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widgets/scripts/redshift

@@ -0,0 +1,70 @@
+#!/usr/bin/env bash
+
+cache_file=$HOME/.cache/eww/services/redshift_state
+
+initial_hook () {
+  if [ ! -d $(dirname $cache_file) ]; then
+    mkdir -p $(dirname $cache_file)
+  fi
+  if [ ! -f $cache_file ]; then
+    echo off > $cache_file
+  fi
+}
+
+get_state () {
+  # check if redshift is running
+  cat $cache_file
+}
+
+restore () {
+  local state=$(get_state)
+  if [[ $state == "on" ]]; then
+    enable_redshift
+  else
+    disable_redshift
+  fi
+}
+
+disable_redshift () {
+  redshift -x 2>&1 > /dev/null
+  # saving state
+  echo off > $cache_file
+}
+
+enable_redshift () {
+  redshift -x 2>&1 > /dev/null
+  redshift -O 5000 2>&1 > /dev/null
+  # saving new state
+  echo on > $cache_file
+}
+
+toggle () {
+  local state=$(get_state)
+  if [[ $state == "on" ]]; then
+    disable_redshift
+  else
+    enable_redshift
+  fi
+}
+
+initial_hook
+
+if [[ $1 == "state" ]]; then
+  get_state
+fi
+
+if [[ $1 == "enable" ]]; then
+  enable_redshift
+fi
+
+if [[ $1 == "disable" ]]; then
+  disable_redshift
+fi
+
+if [[ $1 == "toggle" ]]; then
+  toggle
+fi
+
+if [[ $1 == "restore" ]]; then
+  restore
+fi