#!/bin/sh

# get configuration & data directories
DATA="$HOME/.cache/trss"
CONFIG="$HOME/.config/trss"

# make sure these directories are in place
mkdir -p "$DATA"
mkdir -p "$CONFIG"

import_information () {
	FEEDS=""
	for i in "$CONFIG"/*; do
		. "$i"
		[ -z "$FEEDS" ] && FEEDS="$NAME" || FEEDS="$FEEDS $NAME"
	done
}

synchronize () {
	for i in $FEEDS; do
		url="$(get_feed_attr "$i" feed)"
		printf "> synchronizing feed %s via url %s\n" "$i" "$url"
		curl "$url" -so "$DATA/${i}.xml"

		# generate sfeed formatted file
		printf "> creating sfeed compound feed file for feed %s\n" "$i"
		cat "$DATA/${i}.xml" | sfeed | cat - "$DATA/${i}.sfeed" | uniq >> "$DATA/${i}.tmp.sfeed"
		mv "$DATA/${i}.tmp.sfeed" "${DATA}/${i}.sfeed"
	done
}

get_feed_attr () {
	eval "printf '%s' \${$1_$2}"
}

import_information
synchronize
printf "%s\n" "$FEEDS"
get_feed_attr seirdy humanname