#!/bin/sh
# references:
# https://www.rockyourcode.com/til-how-to-watch-youtube-videos-with-mpv-and-keyboard-shortcuts/
# https://github.com/mpv-player/mpv/issues/7792

fps=30
height=$SCRHEIGHT
download_dir='/tmp/mpvsel/'
url="$(xsel -ob)"
flag=s

# can improve to make s and d mutually exclusive, see curlncm, maybe not, not necessary
# option f and h may do nothing if redownload? since same filename exist, haven't tested. yt-dlp won't download same file even without --auto-file-renameing=false. how improve?
while getopts ad:f:h:su: opt; do
	case $opt in
		# streaming, or aria2c
		a|s) flag=$opt;;
		d) download_dir="$OPTARG"; flag=a;;
		f) fps="$OPTARG";;
		h) height="$OPTARG";;
		u) url="$OPTARG";;
		\?) exit 1;;
	esac
done
mkdir -p "$download_dir"

vformat="[height<=?$height][fps<=?$fps][vcodec!^=?vp9][vcodec!^=?av01]"
# usually with my vformat, video is .mp4, bestaudio is .webm, seems not a good idea to combine those, create problems when use yt-dlp to merge them, not sure about streaming
#format="bestvideo$vformat+bestaudio/best$vformat"
format="best$vformat"

case $flag in
	# here if use --write-sub, mpv doesn't recognize subtitles? 
	# --embed-subs is a little bit better
	a) yt-dlp -f "$format" --embed-subs -P "$download_dir" --sponsorblock-remove all "$url" --exec "mpv --fs --speed=2" || notify-send "mpvsel failed";;
	s) mpv --ytdl-format="$format" --ytdl-raw-options='write-sub=' --fs --speed=2 "$url" || notify-send "mpvsel failed";;
esac