#! /bin/bash
# vim: set tabstop=4 shiftwidth=4 noexpandtab filetype=sh:

# a2news - a2cloud nntp client wrapper
#
# To the extent possible under law, T. Joseph Carter and Ivan Drucker have
# waived all copyright and related or neighboring rights to the a2cloud
# scripts themselves.  Software used or installed by these scripts is subject
# to other licenses.  This work is published from the United States.

defaultNNTP="news.aioe.org"
defaultGroups="comp.emulators.apple2:\ncomp.sys.apple2:\ncomp.sys.apple2.comm:\ncomp.sys.apple2.marketplace:\ncomp.sys.apple2.programmer:\ncomp.sys.apple2.usergroups:"

if [[ ! $(dpkg -l tin 2> /dev/null | grep '^ii') ]]; then
	echo "Installing Tin newsreader..."
	sudo apt-get -y update
	sudo apt-get -y install tin &> /dev/null
	sudo apt-get -y clean
fi

if [[ $1 == "-h" || $1 == "--help" ]]; then
	echo "Usage: a2news [-s nntpServerAddress] [-m postingEmailAddress] [otherTinOptions]"
	echo " note: for full options, instead use 'tin'"
	exit 1
fi

while [[ $1 == "-s" || $1 == "-m" ]]; do
	if [[ $1 == "-s" && $2 ]]; then
		nntpServer=$2
		shift
		shift
	fi

	if [[ $1 == "-m" && $2 ]]; then
		emailAddress=$2
		shift
		shift
	fi
done

mkdir -p ~/.tin

if [[ ! -f ~/.newsrc ]]; then
	IFS=''; echo -e "$defaultGroups" > ~/.newsrc
fi

if [[ $nntpServer || ! -f ~/.tin/nntp.server ]]; then
	[[ ! $nntpServer ]] && nntpServer="$defaultNNTP"
	echo "$nntpServer" > ~/.tin/nntp.server
else
	nntpServer=$(cat ~/.tin/nntp.server)
fi

if [[ $emailAddress || ! -f ~/.tin/tinrc ]]; then
	while [[ ! $emailAddress || ! $(grep "@" <<< $emailAddress) || ! $(grep "\." <<< $emailAddress) ]]; do
		echo -n "Enter the email address you want to post as: "
		read
		emailAddress=$REPLY
	done
	if [[ -f ~/.tin/tinrc ]]; then
		sed -i "s/^mail_address=.*$/mail_address=$emailAddress/" ~/.tin/tinrc
	else
		echo "mail_address=$emailAddress" > ~/.tin/tinrc
	fi
fi

NNTPSERVER=$nntpServer tin -r "$@"