#!/bin/sh

# Kernel version
kernel=$(cat /proc/sys/kernel/osrelease | cut -d '-' -f1)

# Window manager
[ ! "$wm" ] && [ "$DISPLAY" ] && command -v xprop >/dev/null && {
    wmname="$(xprop -id $(xprop -root -notype\
    | awk '$1=="_NET_SUPPORTING_WM_CHECK:"{print $5}') -notype -f _NET_WM_NAME 8t\
    | grep "WM_NAME"\
    | cut -f2 -d \")"
}

# Shell
shell=$(basename $SHELL)

# Installed packages
manager=$(which apt pacman yay 2>/dev/null)
manager=${manager##*/}
case "$manager" in
    apt) packages="$(dpkg-query -f '${binary:Package}\n' -W | wc -l)" ;;
    yay) packages="$(yay -Q | wc -l)" ;;
    pacman) packages="$(pacman -Q | wc -l)" ;;
esac

# Text decorations
bold=$(tput bold)
reset="\e[0m"
blue="\e[36m"

echo -e "            ${blue}${bold}    WM ${reset}${wmname}"
echo -e "   /\_/\    ${blue}${bold} SHELL ${reset}${shell}"
echo -e "  (=^.^=)   ${blue}${bold}KERNEL ${reset}${kernel}"
echo -e "  (\") (\")_/ ${blue}${bold}   PKG ${reset}${packages}"