a lot

rss/youtube

@@ -2,6 +2,8 @@
 
 set -e
 
+argv0="$0"
+
 id(){
 	youtube-dl --skip-download --print-json --playlist-items 1 "$1" \
 		| jq '.channel_id' \
@@ -9,15 +11,85 @@ id(){
 }
 
 feedurl(){
-	printf "https://www.youtube.com/feeds/videos.xml?channel_id=%b" "$1"
+	printf "https://www.youtube.com/feeds/videos.xml?channel_id=%b\n" "$1"
+}
+
+list_channels(){
+	for file in "$(pig_pen)"/*
+		do printf "%s\t%s\n" "$(xq '.feed.title' <"$file")" "$file"
+	done
+}
+
+usage(){
+	printf "\
+Usage: %s
+	list_channels
+	list_videos [channel name]
+	listen [video URL]
+	refresh (channel name...)
+	subscribe [channel URL]
+	watch [video URL]
+" "$argv0" 1>&2
 }
 
 case "$1" in
-subscribe)
-	pig_stow "$(feedurl "$(id "$2")")"
+list_channels)
+	! str isvalue "$2" \
+		|| usage
+	list_channels | sort
+	;;
+list_videos) # do something with youtube-dl?
+	str isvalue "$2" \
+		|| usage
+	list_channels \
+		| grep "$2" \
+		| cut -f 2 \
+		| xargs xq \
+			'reduce .feed.entry[] as $item (
+				{};
+				. + { ($item.link."@href"): $item.title }
+			)'
+	;;
+listen)
+	str isvalue "$2" \
+		|| usage
+	while str isvalue "$2"
+		do youtube-dl "$2" -f bestaudio -o - \
+			| mpv -
+		shift
+	done
 	;;
 refresh)
-	pig_feed
+	if ! str isvalue "$2"
+		then pig_feed # does this in bulk
+	else
+		while str isvalue "$2"
+			do list_channels \
+				| grep "$2" \
+				| cut -f 2 \
+				| xargs pig_latin \
+				| jq '.feed_url' \
+				| xargs pig_stow
+			shift
+		done
+	fi
+	;;
+subscribe)
+	str isvalue "$2" && ! str isvalue "$3" \
+		|| usage
+	pig_stow "$(feedurl "$(id "$2")")"
+	;;
+watch) # needs work
+	str isvalue "$2" \
+		|| usage
+	while str isvalue "$2"
+		do youtube-dl "$2" -f 18 -o - \
+			| mpv -
+		shift
+	done
+	;;
+*)
+	usage
 	;;
 esac