#!/bin/sh

# wa.sh
#
# Usage: wa.sh [STRING]...
#
# Passes argument strings or input to clipboard surrounded
# by Whatsapp's monospace macro lines.
#
# wa.sh without arguments uses 'cat -' to process input,
# so standard input is read if no input is provided.

if ! type xsel >/dev/null; then
	echo "xsel not found: wa.sh depends on xsel." 1>&2
	exit 1
fi

echo '```' | xsel -bi
if [ -n "$*" ]; then
	 echo "$@" | xsel -ba
else
	cat - | xsel -ba
fi
echo '```' | xsel -ba