dotfiles/.config/bin/autorotate

#!/bin/bash
path="/sys/bus/iio/devices/iio:device5" #Path is not fixed! So use workaround below, which is correct
# path="/sys/devices/pci0000:00/0000:00:14.0/usb2/2-4/2-4:1.0/*0483:91D1*/HID-SENSOR-200073.1.auto/iio:device?"
margin1=800000
margin2=400000

current="none"

accel_x=`find -L /sys/bus/iio/devices -maxdepth 2 -name in_accel_x_raw`
accel_y=`find -L /sys/bus/iio/devices -maxdepth 2 -name in_accel_y_raw`
accel_z=`find -L /sys/bus/iio/devices -maxdepth 2 -name in_accel_z_raw`

HOST=`cat /etc/hostname`

case "$HOST" in
    tablet|hnv-laptop)
        stylus="Wacom HID 4947 Pen stylus"
        touch="Wacom HID 4947 Finger touch"
        eraser="Wacom HID 4947 Pen eraser"
        ;;
    hegp-laptop)
        stylus="Wacom HID 48CA Pen stylus"
        touch="Wacom HID 48CA Finger touch"
        eraser="Wacom HID 48CA Pen eraser"
        ;;
esac

while true; do

    x=`cat $accel_x`
    y=`cat $accel_y`
    z=`cat $accel_z`

    oldcurrent=$current

    if [[ $x -gt "-$margin2" ]] && [[ $x -lt "$margin2" ]]; then
        if [[ "$y" -gt "$margin1" ]]; then
            if [[ $current != "half" ]]; then
                xrandr -o inverted
                xsetwacom set "$stylus" Rotate half
                xsetwacom set "$eraser" Rotate half
                xsetwacom set "$touch" Rotate half
                current="half"
            fi
        elif [[ "$y" -lt "-$margin2" ]]; then
            if [[ $current != "none" ]]; then
                xrandr -o normal
                xsetwacom set "$stylus" Rotate none
                xsetwacom set "$eraser" Rotate none
                xsetwacom set "$touch" Rotate none
                current="none"
            fi
        fi
    elif [[ "$x" -gt "$margin1" ]]; then
        if [[ $current != "ccw" ]]; then
            xrandr -o left
            xsetwacom set "$stylus" Rotate ccw
            xsetwacom set "$eraser" Rotate ccw
            xsetwacom set "$touch" Rotate ccw
            current="ccw"
        fi
    elif [[ "$x" -lt "-$margin1" ]]; then
        if [[ $current != "cw" ]]; then
            xrandr -o right
            xsetwacom set "$stylus" Rotate cw
            xsetwacom set "$eraser" Rotate cw
            xsetwacom set "$touch" Rotate cw
            current="cw"
        fi
    fi

    if [[ $oldcurrent != $current ]]; then
        if [[ $current == "cw" ]] || [[ $current == "ccw" ]]; then
            panel 1060 &
            hsetroot -tile /home/maxx/.config/bspwm/cat_vertical.png
            sleep 0.5
            retray 760 &
        else
            panel &
            hsetroot -tile /home/maxx/.config/bspwm/cat_sitting.png
            sleep 0.5
            retray &
        fi

        if [[ -z `pgrep picom` ]]; then
            picom --experimental-backends -b
        fi
    fi

    sleep 0.5
done