#!/bin/sh
#
# Apunta datos en el archivo correspondiente de un servidor.

usageMessage='Usage: store.sh [-s SEPARATOR] [-S SERVER] -f FILE VALUE...\n'

separator='#'
server='taamas@taamas.xyz'
file=''
date=''
time=''

while echo "$1" | grep -q '^-'; do
	case "$1" in

		"-d")
			[ -z "$2" ] && echo '-d option needs an argument.' >&2 && exit 1
			date='true'
			shift 1
			;;

		"-f")
			[ -z "$2" ] && echo '-f option needs an argument.' >&2 && exit 1
			file="$2"
			shift 2
			;;

		"-s")
			[ -z "$2" ] && echo '-s option needs an argument.' >&2 && exit 1
			separator="$2"
			shift 2
			;;

		"-S")
			[ -z "$2" ] && echo '-S option needs an argument.' >&2 && exit 1
			server="$2"
			shift 2
			;;

		"-t")
			[ -z "$2" ] && echo '-t option needs an argument.' >&2 && exit 1
			time='true'
			shift 1
			;;

	esac
done

[ -z "$file" ] && printf "A remote file name must be provided with the -f flag.\n" >&2 && exit 2

values="$@"
[ -z "$values" ] && printf "$usageMessage" >&2 && exit 2
formattedValues=''
for value in "$@"; do
	formattedValues="${formattedValues}${separator}${value}"
done
formattedValues="$(echo "$formattedValues" | sed "s/^${separator}//")"
[ -n "$time" ] && formattedValues="$(date '+%H:%M:%S')${separator}${formattedValues}"
[ -n "$date" ] && formattedValues="$(date '+%y/%m/%d')${separator}${formattedValues}"

ssh "$server" "echo ${formattedValues} >>\"${file}\"" >/dev/null || exit 3