#!/bin/sh

PREFIX=
. "$PREFIX/lib/libalpine.sh"

conf="$ROOT/etc/ssmtp/ssmtp.conf"

cfgval() {
	awk -F= "/^$1/ {print \$2}" $conf 2>/dev/null
}

setcfg() {
	local key=$1
	local value=$2
	sed -i "s/^\\(\\#\\)*$key=.*/$key=$value/" "$conf"
	if ! grep "^$key=" "$conf" >/dev/null ; then
		echo "$key=$value" >> "$conf"
	fi
}

if [ -f "$conf" ] ; then
	mailhub=$(cfgval mailhub)
fi
domain=$(hostname -d $hostname 2>/dev/null)
if [ -z "$mailhub" ] ;then
	if [ -n "$domain" ] ; then
		mailhub="smtp.$domain"
	else
		mailhub=smtp
	fi
fi

res=

while [ "$res" != "221" ]; do
	echon "Outgoing mail server? (e.g 'smtp.isp.com') [$mailhub] "
	default_read mailhub $mailhub
	echon "Test connection? (y/n) [y] "
	default_read testconn "y"
	case "$testconn" in
		[Nn]*) break;;
	esac
	res=$(echo -e "quit\r\n" | nc $mailhub 25 | awk '/^221/ {print $1}')
	[ "x$res" = "x221" ] && echo "Connection to $mailhub is ok."
done

apk_add ssmtp

setcfg mailhub $mailhub
setcfg FromLineOverride YES