#!/usr/bin/env bash

#Usage : redshift.sh [toggle]

START='redshift'
STOP="killall redshift"
if [[ "$@" = *toggle* ]]; then
  if pgrep redshift > /dev/null
  then
    $STOP
  else
    $START &
  fi
fi


# Specifying the icon(s) in the script
# This allows us to change its appearance conditionally
icon=""

pgrep -x redshift &> /dev/null
if [[ $? -eq 0 ]]; then
    temp=$(redshift -p 2>/dev/null | grep temp | cut -d' ' -f3)
    temp=${temp//K/}
fi

# OPTIONAL: Append ' ${temp}K' after $icon
if [[ -z $temp ]]; then
    echo "%{F#8FA1B3}   $icon   "       # Greyed out (not running)
elif [[ $temp -ge 5000 ]]; then
    echo "%{F#6BA4E7}   $icon   "       # Blue
elif [[ $temp -ge 4000 ]]; then
    echo "%{F#F9F1AF}   $icon   "       # Yellow
else
    echo "%{F#E7816B}   $icon   "       # Orange
fi