#!/bin/bash

# Check if server is started
status=$(systemctl show mcbe -p ActiveState --value)
if [[ $status != active ]]; then
    echo "mcbe.service is inactive. Exiting."
    exit 1
fi

# get time
hour=$(date +%H)
day=$(date +%d)
month=$(date +%m)
year=$(date +%Y)
# check if any players are currently logged in
players=$(mcbe-exec list | cut -d ' ' -f 3 | cut -d '/' -f 1)

# cd to backup dir
cd /vol/data/backup

# hourly backup
mcbe-exec say "Autosaving..."
mcbe-backup worlds-hourly-$hour

if [[ $hour -eq 1 ]]; then
    # if no players are present, restart the server
    # should help deal with any memory leaks
    if [[ $players -eq 0 ]]; then
	mcbe-shutdown
	systemctl start mcbe
    fi
    # save daily and longterm backups
    rsync -a worlds-hourly-$hour/ worlds-daily-$day/
    if [[ $day -eq 1 ]]; then
	rsync -a worlds-daily-$day/ worlds-$year-$month-$day/
    fi
fi