#!/bin/sh

PROGNAME=${0##*/}
VERSION="0.0.1"

error_exit() {
    printf "%s: %s\n" "$PROGNAME" "${1:-"Unknown Error"}" >&2
    exit 1
}

usage() {
	printf "usage: %s [OPTIONS] COMMAND [ARGS]\n" "$PROGNAME" 
	printf "Simple client for twtxt\n"
	printf "Options:\n
  -c, --config PATH  Specify a custom config file location.
  -v, --verbose      Enable verbose output for debugging purposes.
  --version          Show the version and exit.
  -h, --help         Show this message and exit.

Commands:
  init        Setting up twtxt.
  config      Get or set config item.
  follow      Add a new source to your followings.
  following   Return the list of sources you’re following.
  timeline    Retrieve your personal timeline.
  tweet       Append a new tweet to your twtxt file.
  unfollow    Remove an existing source from your...
  view        Show feed of given source.
  registry    Show registers\n"
}
case $1 in
	-h | --help)
		usage; exit ;;
	-* | --*)
        	usage; error_exit "unknown option $1" ;;
	init)
		read -p "Your desired nickname [$USER]: " nick
		nick=${nick:-"$USER"}
		read -p "Type path to your twtxt [/home/$USER/twtxt.txt]: " path_to_twtxt
		path_to_twtxt=${path_to_twtxt:-"/home/$USER/twtxt.txt"}
		echo "" >> $path_to_twtxt
		read -p "Type path to your twtxt config folder [/home/$USER/.config/twtxt-c/]: " config
		config=${config:-"/home/$USER/.config/twtxt-c/"}
		mkdir -p $config
		read -p "URL to twtxt [https://example.com/twtxt.txt]: " url
		url=${url:-"https://example.com/twtxt.txt"}
		printf "[twtxt]\n nick = %s\n twtfile = %s\n url = %s\n" "$nick" "$path_to_twtxt" "$url" >> $config/config
		;;
	tweet)
		export config=/home/$USER/.config/twtxt-c/config
		printf "%s\t%s\n" "$(date +'%FT%T%:z')" "$2" >> $(awk '/twtfile/ {print $3}' $config)
		;;
	*)
		printf "Work in progress\n" ;;
esac