#!/bin/sh

WINDOW="$(xdotool search --onlyvisible --maxdepth 2 --class melonDS | head -n1)"
[ -z "$WINDOW" ] && exit 1

eval "$(xdotool getwindowgeometry --shell "$WINDOW")"

sleep 0.5

bottom_screen() {
	xdotool mousemove $X $Y
	# skip menu bar
	xdotool mousemove_relative 0 20
	# skip top screen
	xdotool mousemove_relative 0 192

	xdotool mousemove_relative -- $1 $2
}
tap() {
	xdotool mousedown 1
	sleep 0.02
	xdotool mouseup 1
	sleep 0.02
}

pattern='
10101010
1100110011001100
11110000111100001111000011110000
1111111100000000111111110000000011111111000000001111111100000000
'
pattern="$(echo "$pattern" | tr -d '\n')"
length="$(echo "$pattern" | wc -c)"
pattern="$(echo "$pattern" | sed 's/./\0 /g')"

# clear
bottom_screen 240 170
tap

# pen
bottom_screen 8 44
tap
# small
bottom_screen 8 92
tap

# message top left
bottom_screen 82 18

for pixel in $pattern ; do
	# shift mouse 1 pixel right
	xdotool mousemove_relative 1 0

	# skip 0's in $pattern
	[ $pixel -ne 1 ] && continue

	tap
done