#!/bin/sh
# Modification of https://github.com/jgmdev/wl-color-picker 

# Check if running under wayland.
if [ "$WAYLAND_DISPLAY" = "" ]; then
	echo "Error: No wayland session found."
	exit 1
fi

# Get color position
position=$(slurp -b 00000000 -p)

# Sleep at least for a second to prevet issues with grim always
# returning improper color.
#sleep 1

# Store the hex color value using graphicsmagick or imagemagick.
if type gm &> /dev/null; then
	color=$(grim -g "$position" -t png - \
		| gm convert - -format '%[pixel:p{0,0}]' txt:- \
		| tail -n 1 \
		| rev \
		| cut -d ' ' -f 1 \
		| rev
	)
else
	color=$(grim -g "$position" -t png - \
		| convert - -format '%[pixel:p{0,0}]' txt:- \
		| tail -n 1 \
		| cut -d ' ' -f 4
	)
fi

# Display as a notification
if [[ "$(notify-send --action 'click=Copied to clipboard' 'Color Picker' $color)" == "click" ]]; then
	# Copy to clipboard
	echo $color | wl-copy -n
fi