#!/usr/bin/env bash
max_speed=20
function handleKeys() {
    input_time=$(($(date +%s%N)/1000))
    while true; do

    end=$(($input_time + 1000000))
    inputs=0

    while [[ "$input_time" -lt "$end" ]]; do
        time_sec=$(od -An -t u8 -N 8)
        time_ms=$(od -An -t u8 -N 8)

        # Time of the input in usec
        input_time=$(($time_ms+$time_sec*1000000))
    
        key_type=$(od -An -t u2 -N 2)
        code=$(od -An -t u2 -N 2)
        value=$(od -An -t u4 -N 4)
    
        if [[ $key_type -eq 1 ]]; then
            if [[ $value -eq 1 ]]; then
                inputs=$(($inputs+1))
            fi
        fi
    done
    echo "--------------------------------"
    echo $inputs over the last second
    if [[ $inputs -gt $max_speed ]]; then
        if [ -z "$var" ]; then
        swaylock -c 000000 -i "./whatthefuckispleadingface.jpg" -s fit
        else
            # Haven'y actually tested outside of sway but it should work
            output=$(mktemp XXXXXXXX.jpg)
            convert -resize $(xdpyinfo | grep dimensions | cut -d\  -f7 | cut -dx -f1) "./whatthefuckispleadingface.jpg" "$output"
            i3lock -c 000000 -i "$output"
        fi
        
    fi
done;
}

sudo cat /dev/input/event0 | handleKeys