function print_installed_status () {
  if [[ $2 -eq 0 ]]
  then
    printf "║ $BOLD%s$RESET %-$((65 - ${#1}))s ║ $LGREEN[ OK ]$RESET ║\n" "$1" "$3"
  elif [[ $2 -eq 1 ]]
    then
    printf "║ $BOLD%s$RESET %-$((65 - ${#1}))s ║ $LBROWN[WARN]$RESET ║\n" "$1" "$3"
  else 
    printf "║ $BOLD%s$RESET %-$((65 - ${#1}))s ║ $LRED$BLINK[FAIL]$RESET ║\n" "$1" "$3"
  fi
}

function check_installed () {
  if ! command -v $1 &> /dev/null
  then
    if [ $# -eq 1 ] || [ "$2" = "required" ] 
    then
      print_installed_status $1 2 "is not installed"
    else 
      print_installed_status $1 1 "is not installed"
    fi
  else
    print_installed_status $1 0 "is installed"
  fi
}

function check_docker_runnig () {
  if ! command -v docker info > /dev/null 2>&1
  then
    print_installed_status "docker daemon" 2 "is not runnig"
  else
    print_installed_status "docker daemon" 0 "running"
  fi
}

function env_check () {
  clear
  echo "╔═════════════════════════════════════════════════════════════════════════════╗"
  echo -e "║ "$BOLD"Environment sanity check"$RESET"                                                    ║"
  echo "╠════════════════════════════════════════════════════════════════════╦════════╣"
  check_installed "docker"
  check_docker_runnig
  check_installed "docker-compose" "required"
  check_installed "ctop" "optional"
  echo "╚════════════════════════════════════════════════════════════════════╩════════╝"
}

CHUG_COMMAND_SET["env_check"]="env_check"