#!/bin/bash
# Copyright (c) 2022 fithwum
# All rights reserved

# Main Install Links
INSTALLER_FILE=https://maven.neoforged.net/releases/net/neoforged/neoforge/$NEOFORGED_VERSION-beta/neoforge-$NEOFORGED_VERSION-beta-installer.jar
SERVER_FILE=https://github.com/neoforged/ServerStarterJar/releases/download/$SERVER_VERSION/server.jar
MC_RUN_FILE=https://gitea.fithwum.tech/fithwum/minecraft/raw/branch/master/neoforged/run.sh

# Main install (Debian).
# Check for server files and download if needed.
if [ -e /MCserver/run-$NEOFORGED_VERSION.sh ]
	then
		echo " "
		echo "INFO ! run-$NEOFORGED_VERSION.sh found ... will use existing file."
	else
		echo " "
		echo "WARNING ! run-$NEOFORGED_VERSION.sh is out of date/missing ... will download now."
		rm -fr /MCserver/run-*.sh
		wget --no-cache --show-progress --progress=bar:force:noscroll $MC_RUN_FILE -O /MCserver/run-$NEOFORGED_VERSION.sh
		chmod +x /MCserver/run-$NEOFORGED_VERSION.sh
fi

if [ -e /MCserver/neoforge-$NEOFORGED_VERSION-beta-installer.jar ]
	then
		echo " "
		echo "INFO ! neoforge-$NEOFORGED_VERSION-beta-installer.jar found starting now."
	else
		echo " "
		echo "WARNING ! neoforge-$NEOFORGED_VERSION-beta-installer.jar is out of date/missing ... will download now."
			echo " "
			echo "INFO ! Cleaning old files."
			cd /MCserver
			rm -fr neoforge-*.jar
			wget --no-cache --show-progress --progress=bar:force:noscroll $INSTALLER_FILE -O neoforge-$NEOFORGED_VERSION-beta-installer.jar
			chmod +x neoforge-$NEOFORGED_VERSION-beta-installer.jar
			java -jar neoforge-$NEOFORGED_VERSION-beta-installer.jar --installServer
			# mv run.sh run-$NEOFORGED_VERSION.sh
			# chmod +x run-$NEOFORGED_VERSION.sh
			cd ..
fi

if [ -e /MCserver/server-$SERVER_VERSION.jar ]
	then
		echo " "
		echo "INFO ! server-$SERVER_VERSION.jar found starting now."
			exec /MCserver/run-$NEOFORGED_VERSION.sh
	else
		echo " "
		echo "WARNING ! server-$SERVER_VERSION.jar is out of date/missing ... will download now."
			echo " "
			echo "INFO ! Cleaning old files."
			rm -fr /MCserver/server-*.jar
			wget --no-cache --show-progress --progress=bar:force:noscroll $SERVER_FILE -O /MCserver/server-$SERVER_VERSION.jar
			chmod +x /MCserver/server-$SERVER_VERSION.jar
			exec /MCserver/run-$NEOFORGED_VERSION.sh
fi

sleep 1

# Check for EULA
if [ ! -f /MCserver/eula.txt ]; then
	:
else
	if [ "$ACCEPT_EULA" == "false" ]; then
		if grep -rq 'eula=true' /MCserver/eula.txt; then
			sed -i '/eula=true/c\eula=false' /MCserver/eula.txt
		fi
			echo " "
			echo "WARNING ! EULA not accepted, you must accept the EULA"
			echo "			to start the Server, putting server in sleep mode"
		sleep infinity
    fi
fi

sleep 1

if [ ! -f /MCserver/eula.txt ]; then
	echo " "
	echo "WARNING ! EULA not found please stand by..."
	sleep 5
fi
if [ "$ACCEPT_EULA" == "true" ]; then
	if grep -rq 'eula=false' /MCserver/eula.txt; then
		sed -i '/eula=false/c\eula=true' /MCserver/eula.txt
		echo " "
		echo "INFO ! EULA accepted, server restarting, please wait..."
		sleep 1
		exec /MCserver/run-$NEOFORGED_VERSION.sh --dataPath=/MCserver
		exit 0
	fi
elif [ "$ACCEPT_EULA" == "false" ]; then
	echo " "
	echo "WARNING ! EULA not accepted, you must accept the EULA"
	echo "			to start the Server, putting server in sleep mode"
	sleep infinity
else
	echo " "
	echo "WARNING ! Something went wrong, please check EULA variable"
fi

sleep 1

echo "INFO ! Setting game port."
sed -i '/server-port='*'/c\server-port='$GAME_PORT'' /MCserver/server.properties

sleep 1

echo "INFO ! Setting java settings."
sed -i '/-Xmx='*'/c\-Xmx='$XMX_SIZE'' /MCserver/user_jvm_args.txt
sed -i '/-Xms='*'/c\-Xms='$XMS_SIZE'' /MCserver/user_jvm_args.txt
sed -i '/-Xmn='*'/c\-Xmn='$XMN_SIZE'' /MCserver/user_jvm_args.txt

sleep 1

# Set permissions.
chown 99:100 -R /MCserver
chmod 777 -R /MCserver

sleep 1

# Run Minecraft server.
echo " "
echo "INFO ! Starting Minecraft Server $NEOFORGED_VERSION"
cd /MCserver
exec /run-$NEOFORGED_VERSION.sh #--dataPath=/MCserver

exit