#!/usr/bin/env zsh

up_secs=$(cut -d ' ' -f 1 </proc/uptime | cut -d . -f 1)

num=0
suffix=d

if [ $up_secs -gt 86400 ]; then
  num=$((up_secs / 86400.0))
  suffix=d
elif [ $up_secs -gt 3600 ]; then
  num=$((up_secs / 3600.0))
  suffix=h
elif [ $up_secs -gt 60 ]; then
  num=$((up_secs / 60.0))
  suffix=m
else
  num=${up_secs}
  suffix=s
fi

printf "\uf2f2 %.0f%s\n" ${num} ${suffix}