#!/bin/sh
#█▓▒░ vars
#FULL=▓
#EMPTY=░
FULL=━
#EMPTY=━
#EMPTY=─
#FULL=┅
EMPTY=┄

name=$USER
host=$(hostname)
battery=/sys/class/power_supply/BAT1
distro="arch linux"
kernel=$(uname -r)
pkgs=$(pacman -Qqs | wc -l)
colors='boneyard'
font='tamzen 9'
wm='awesome'
upgrade=$(sudo pacman -Sy >/dev/null ; pacman -Qu | wc -l)

#█▓▒░ progress bar
draw()
{
  perc=$1
  size=$2
  inc=$(( perc * size / 100 ))
  out=
  if [ -z $3 ]
  then
    color="36"
  else
    color="$3"
  fi 
  for v in `seq 0 $(( size - 1 ))`; do
    test "$v" -le "$inc"   \
    && out="${out}\e[1;${color}m${FULL}" \
    || out="${out}\e[0;${color}m${EMPTY}"
  done
  printf $out
}

#█▓▒░ colors
printf "\n"
i=0
while [ $i -le 6 ]
do
  printf "\e[$((i+41))m\e[$((i+30))m█▓▒░"
  i=$(($i+1))
done
printf "\e[37m█\e[0m▒░\n\n"


#█▓▒░ greets
printf " \e[0m  hello \e[36m$name\033[0m, i'm \e[34m$host\n"
printf " \e[0m\n"

#█▓▒░ environment
printf " \e[1;33m      distro \e[0m$distro\n"
printf " \e[1;33m      kernel \e[0m$kernel\n"
printf " \e[1;33m    packages \e[0m$pkgs\n"
printf " \e[1;33m     upgrade \e[0m$upgrade\n"
printf " \e[1;33m          wm \e[0m$wm\n"
printf " \e[1;33m        font \e[0m$font\n"
printf " \e[1;33m      colors \e[0m$colors\n"
printf " \e[0m\n"

#█▓▒░ cpu
cpu=$(grep 'cpu ' /proc/stat | awk '{usage=($2+$4)*100/($2+$4+$5)} END {print usage}')
c_lvl=`printf "%.0f" $cpu`
printf "   \e[0;36m%-4s \e[1;36m%-5s %-25s \n" " cpu" "$c_lvl%" `draw $c_lvl 15` 

#█▓▒░ ram
ram=`free | awk '/Mem:/ {print int($3/$2 * 100.0)}'`
printf "   \e[0;36m%-4s \e[1;36m%-5s %-25s \n" " ram" "$ram%" `draw $ram 15` 

#█▓▒░ battery
if [ -f $battery/charge_full ] ; then
  b_full=$battery/charge_full
  b_now=$battery/charge_now
  bf=`cat $b_full`
  bn=`cat $b_now`
  charge=`printf $(( 100 * $bn / $bf ))`

  case 1 in
    $(($charge <= 15)))
      color='31'
      ;;
    *)
      color='36'
      ;;
  esac
  printf "   \e[0;${color}m%-4s \e[1;${color}m%-5s %-25s \n" " bat" "$charge%" `draw $charge 15 $color`
fi

#█▓▒░ volume
vol=`amixer get Master | awk '$0~/%/{print $4}' | head -n1 | tr -d '[]%'`
if amixer get Master | grep -q '\[off\]' 
then
  color='31'
else
  color='36'
fi
printf "   \e[0;${color}m%-4s \e[1;${color}m%-5s %-25s \n" " vol" "$vol%" `draw $vol 15 $color` 

#█▓▒░ temperature
#temp=`sensors | awk '/Core\ 0/ {gsub(/\+/,"",$3); gsub(/\..+/,"",$3)    ; print $3}'`
#case 1 in
#  $(($temp <= 50)))
#    color='34'
#    ;;
#  $(($temp >= 75)))
#    color='31'
#    ;;
#  *)
#    color='36'
#    ;;
#esac
#printf "   \e[0;${color}m%-4s \e[1;${color}m%-5s %-25s \n\n" "temp" "$temp°c " `draw $temp 15 $color`
printf " \e[0m\n"