#!/bin/bash
# setupMc.txt
#
# This sets up minecraft java server
# Checks if you have java and gets it set up
# Make sure to use minecraft user and no other

# Home Directory of minecraft user after being made
homeMC="$HOME/minecraft_server"

# Link to minecraft server.jar
sourceLink="https://piston-data.mojang.com/v1/objects/f69c284232d7c7580bd89a5a4931c3581eae1378/server.jar"

# Java command to build and start the server for java edition
javaCMD="java -Xmx1024M -Xms1024M -jar ~/minecraft_server/server.jar nogui"

sudo apt install default-jre -y

sudo adduser --disabled-password --comment "minecraft"  minecraft

echo "minecraft:vm" | sudo chpasswd

echo "vm" | su -c "mkdir $homeMC; wget -P $homeMC $sourceLink; echo $javaCMD > $homeMC/start.txt" minecraft

# Firewall setup
sudo apt install firewalld -y
sudo firewall-cmd --zone=public --add-port=25565/tcp --permanent
sudo firewall-cmd --zone=public --add-port=25565/udp --permanent

sudo firewall-cmd --reload
sudo firewall-cmd --list-ports
sudo systemctl status firewalld

echo Finished, build the server with start.txt and consider changing the password