#!/usr/bin/env bash

# Copyright 2021, P. Lutus
# Released under the GPL

# user's preferred terminal

terminal=gnome-terminal

# relaunch in a terminal window

tty -s || exec $terminal -- $0 "$@"

# set "pr=n" to limit video resolution
# to avoid YouTube stalling the download
# example settings 1080, 720, 576, 360, 240
# set to "-1" to specify best available resolution
# but this setting may create stalls during video playback

pr=576 

echo "VLC clipboard launcher ($pr): keep this window open."
echo "To use, copy a video URL to the clipboard."
echo "To exit, close this window."

xclip -i <<<"" # clear prior clipboard content

while true; do
  newurl="$(xclip -o)" # get clipboard contents
  # only if clipboard contains recognizable URL
  if [[ $newurl =~ https?:// ]]; then
    echo -en "\r\033[KPlaying: $newurl ... "
    # erase clipboard
    xclip -i <<<""
    # close prior VLC player(s)
    killall vlc 2>/dev/null
    # launch VLC and suppress error/activity log
    # -f means launch full-screen
    # vlc://quit means close when video is done
    { vlc --preferred-resolution $pr -f "$newurl" vlc://quit  2>&1 > /dev/null; } 2>&1 > /dev/null &    
  fi
  sleep 1
done

reply -p "Press Enter to close this window:"