#!/bin/bash 
get_monitor() {
    sudo cat /var/lib/dhcp/* | grep -a "option monitor" | tail -1 | \
    awk '{ s = ""; for (i = 3; i <= NF; i++) s = s $i " "; print s}' | \
    awk -F '"' '{print $2}'
}
get_current_window() {
    DISPLAY=:0 xdotool getwindowfocus getwindowname | awk -F '- Chromium' '{print $1}'
}
monitor=""
while [ -z "$monitor" ]; do
    monitor=$(get_monitor)
    if [ -z "$monitor" ]; then
        sleep 5
    fi
done
monitor_md5=$(echo -n ${monitor^^} | sed -e 's/^[[:space:]]*//' | md5sum | awk '{print $1}')
while true; do
    new_monitor=$(get_monitor)
    new_current=$(get_current_window)
    if [ -n "$new_monitor" ] && [ -n "$new_current" ]; then
        new_monitor_md5=$(echo -n ${new_monitor^^} | sed -e 's/^[[:space:]]*//' | md5sum | awk '{print $1}')
        current_md5=$(echo -n ${new_current^^} | sed -e 's/^[[:space:]]*//' | md5sum | awk '{print $1}')
        if [ "$new_monitor_md5" != "$monitor_md5" ] && [ "$current_md5" != "$monitor_md5" ]; then
            echo "Mismatch detected. Rebooting now."
            sudo reboot
            exit 1
        fi
    else
        echo "Either monitor or current is not available, skipping check."
    fi
    sleep 5s
done