#!/bin/bash

function color (){
  echo "\e[$1m$2\e[0m"
}

function setCountColor (){
  local input=$1
  countColor="38;5;16;48;5;242"

  if [ $input == 0 ]; then
    countColor="38;5;16;48;5;242"
  else
    countColor="38;5;16;48;5;71"
  fi
}

function msgFormat (){
  local input=$1
  local packagesPlural="s"

  if [[ $input -eq 0 ||  $input -eq 1 ]]; then
    packagesPlural=""
  fi
  echo "package$packagesPlural"
}

msgColor="38;5;103"

# Count
apt-get update --quiet=2
pkgCount="$(apt-get -s dist-upgrade | grep -Po '^\d+(?= upgraded)')"
if [ $pkgCount -gt 10 ]; then
cat /home/ben/updates-beschikbaar.txt | msmtp ben@makkink.eu;
fi

setCountColor "$pkgCount"

# Message
msgHeader="$(color $msgColor \*)"
msgCount="$(color $countColor " $pkgCount ")"
msgLabel="$(color $msgColor "$(msgFormat $pkgCount) can be upgraded")"

updateMsg=" $msgHeader $msgCount $msgLabel"

# Output To Static Script
OUT="/etc/update-motd.d/"$(basename $0)
exec >${OUT}
echo "#!/bin/bash"
echo
echo "#####################################################"
echo "#              DO NOT EDIT THIS SCRIPT              #"
echo "#     EDIT: /etc/update-motd-static.d/20-update     #"
echo "#####################################################"
echo "cat <<EOF"
echo -e "\n$updateMsg\n"
echo "EOF"