#!/bin/bash

# config
instances_dir=$HOME/instances
backups_dir=$HOME/backups
tmpdir=/tmp/minecraft-backup
backup_timestamp=`date +%Y-%m-%d_%H.%M.%S`

echo "WARNING: This script is deprecated and will be reworked to support incremental backup soon."
# desired features:
#  - incremental backups
#  - converter from old backups to incremental backups
#  - override options for config instead of hardcoded values

# make sure it is there
mkdir -p -v "$tmpdir"
# tar
tar cvf "$tmpdir/$backup_timestamp.tar" "$instances_dir"
# compress
echo "Compressing backup..."
xz -z --best -T0 "$tmpdir/$backup_timestamp.tar"
# move to destination
mv -v "$tmpdir/$backup_timestamp.tar.xz" "$backups_dir"