echo "Welcome to PRIMUN-Transfer, the ultimate transfer-tool for media files."
echo "(c)2026 - MyPapertown, MyPaperCloud, Elias Fierke"
echo "Version 1.0 Transid"
echo ""

show_help(){
	echo "-- HELP --"
	echo "  -d <directory>   | Source Directory. Default: /home/$USER/Videos/transfer"
	echo "  -i <ip>          | Destination-IP."
	exit 0
}

while getopts ":d:i:h" opt; do
	case $opt in
		d) DIR="$OPTARG" ;;
		h) show_help ;;
		i) IP="$OPTARG" ;;
		\?) echo "Unknown option: -$OPTARG" >&2; exit 1 ;;
		:) echo "Option -$OPTARG needs an argument" >&2; exit 1 ;;
	esac
done

if [[ -z "$DIR" ]]; then
	echo "No Path provided. Using /home/$USER/Videos/transfer"
	DIR="/home/$USER/Videos/transfer"
fi

if [[ -z "$IP" ]]; then
	echo "No destination IP. Enter one."
	read -p "Destination-IP: " IP
fi

if [[ -z "$IP" ]]; then
	echo "Still no destination IP. Bye." >&2
	exit 1
fi

rsync -aP --partial --progress --append-verify $DIR transfer@$IP:/mnt/videopool/$USER

echo ""
echo "Finished. Please check for rsync-Errors yourself."