#!/bin/sh
 while getopts "s:v:S:V" flag
    do
        case $flag in
		s) use=sound && link=$OPTARG ;;
		v) use=video && link=$OPTARG;;
		S) use=batch_sound ;;
		V) use=batch_video ;;
        esac
    done
vidselect() {
	:> ~/.cache/vid_sload/list &&
		dl_links=$(cat ~/.cache/dl_list | gsed 's/https.*v=//g' | gsed -z 's/\n/\|/g' | sed 's/\|$//g') &&
	num=1
	for line in $(cat ~/.cache/view_hist)
	do 
		(echo "$line" | grep -q -E $dl_links &&
			printf '[X] %s\n' "$line" ||
			printf '[%s] %s\n' "$num" "$line") >> ~/.cache/vid_sload/list
		num=$((( $num+1 )))
	done && cat ~/.cache/vid_sload/list &&
	
	echo "####################################" &&
	echo "Add video to list (a), download (s/v/l) or exit?" &&
	read ans;
	mode=$(echo $ans | gsed 's/\s.*//g') &&
	argnam=$(echo $ans | sed 's/^.//g') &&
	vidlink=$(grep $argnam ~/.cache/vid_sload/list | gsed 's/^.*\]\s//' | gsed 's/^.*\*\*\*//g')
	cd ~/Downloads
	if [ $mode == 'a' ]; then   
		echo $vidlink >> ~/.cache/dl_list
		echo $vidlink
		reload
	elif [ $mode == 's' ]; then 
	        yt-dlp -x -w -c --embed-chapters --prefer-free-formats $vidlink && exit
	elif [ $mode == 'v' ]; then 
	   	yt-dlp -f 'bestvideo[height<=480]+bestaudio/best[height<=360]/best[height<=720]/best' -w -c --embed-chapters --prefer-free-formats $vidlink && exit
	elif [ $mode == 'l' ] ; then 
		yt-dlp -f 'bestvideo[height<=480]+bestaudio/best[height<=360]/best[height<=720]/best' -w -c --embed-chapters --prefer-free-formats -a ~/.cache/dl_list && rm ~/.cache/dl_list && touch ~/.cache/dl_list && exit 
	elif [ $mode == 'exit' ] ; then 
		exit
	else
		echo "Unknown option: Please try again." 
	fi
}


reload() {
clear
vidselect
}

if [ -z "$1" ] 
then
	vidselect
else
        cd ~/Downloads
	case $use in
		sound)
	            	yt-dlp -x -w -c --embed-chapters --prefer-free-formats $link && exit;;
		video)
		    	yt-dlp -f 'bestvideo[height<=480]+bestaudio/best[height<=360]/best[height<=720]/best' -w -c --embed-chapters --prefer-free-formats $link && exit;;

		batch_sound) 
			yt-dlp -x -w -c --prefer-free-formats -a ~/.cache/dl_list && rm ~/.cache/dl_list && touch ~/.cache/dl_list &&  exit ;;

		batch_video) 
			yt-dlp -f 'bestvideo[height<=480]+bestaudio/best[height<=360]/best[height<=720]/best' -w -c --embed-chapters --prefer-free-formats -a ~/.cache/dl_list && rm ~/.cache/dl_list && touch ~/.cache/dl_list && exit ;;
	esac
fi