dotfiles/lemonbar.sh

GREY="#5f5f5f"
WHITE="#9b9081"
WHITE2="#b3b3b3"
BLACK="#181b20"
RED="#6b4a49"
BLUE="#435861"
GREEN="#6f6749"
GREEN2="#6d6137"
BROWN="#776049"

buildClock() {
  echo -n "%{F$WHITE2}$(date "+%A, %e %B, %k:%M:%S")"
}

getVolume() {
  ONOFF=$(amixer get Master | cut -d$'\n' -f 5 | cut -d ' ' -f 8) 
  VOLUME=$(amixer get Master | sed -n 's/^.*\[\([0-9]\+\)%.*$/\1/p' | uniq)
  COLOR=
  if [ $ONOFF == "[off]" ]; then
    COLOR=$RED
  elif [ $VOLUME -gt 60 ]; then
    COLOR=$GREEN2
  elif [ $VOLUME -gt 35 ]; then
    COLOR=$GREEN
  else
    COLOR=$GREY
  fi  
  VOLUME=$(spark $VOLUME 0 100 | tail -n 1 | cut -b1-3)
  echo -n "%{F$COLOR}$VOLUME"
}

getMPD(){
  if [ "$(mpc | wc -l)" -gt 1 ]; then
    echo -n "%{F$BLUE}♫ %{F$BROWN}$(mpc | cut -d$'\n' -f1) %{F$BLUE}♫ %{F$GREY}$(mpc | cut -d$'\n' -f2 | cut -d ' ' -f1,2,4)"
  fi
}

getNET(){
  if [ ! -f /tmp/myip ]; then
    echo "$(curl -s --connect-timeout 1 http://canihazip.com/s)" > /tmp/myip
  fi
  IP="$(cat /tmp/myip)"
  if [ -n "$IP" ]; then
    echo -n "%{F$GREEN}$IP"
  else
    echo -n "%{F$RED}Offline"
  fi
}

getDISK(){
  echo -n "%{F$BLUE}$(echo "$(du -ms ~ | cut -d$'\t' -f1)/1000" | bc) GB"
}

separator(){
  echo -n "%{F$GREY}◆"
}

getMEM(){
  total=$(grep 'MemTotal' /proc/meminfo | egrep -o '[0-9]+')
  not_apps=0
  for mem in $(egrep '(MemFree|Buffers|Cached|Slab|PageTables|SwapCached)' /proc/meminfo | egrep -o '[0-9]+'); do
    not_apps=$((not_apps+mem))
  done
  USEDMEM=$(echo "$((total-not_apps))/1000" | bc)
  echo -n "%{F$BLUE}$USEDMEM MB"
}

buildBar () {
  while true
  do
    echo " $(getMPD) %{c}$(buildClock) %{r} $(getMEM) $(separator) $(getDISK) $(separator) $(getNET) $(separator) $(getVolume) "
    sleep 1
  done
}

buildBar | lemonbar -p -g "1872x20+24+8" -B "$BLACK" -F "$GREY" -f -gohu-gohufont-medium-r-normal--14-100-100-100-c-80-iso10646-1