#!/bin/bash
# Garry's Mod
# Server Management Script
# Author: Daniel Gibbs
# Website: http://gameservermanagers.com
if [ -f ".dev-debug" ]; then
	exec 5>dev-debug.log
	BASH_XTRACEFD="5"
	set -x
fi

version="271215"

#### Variables ####

# Notification Email
# (on|off)
emailnotification="off"
email="email@example.com"

# Steam login
steamuser="anonymous"
steampass=""

# Workshop Variables
# http://wiki.garrysmod.com/page/Workshop_for_Dedicated_Servers
workshopauth=""
workshopcollectionid=""

# Start Variables
defaultmap="gm_construct"
gamemode="sandbox"
maxplayers="16"
port="27015"
sourcetvport="27020"
clientport="27005"
ip="0.0.0.0"
updateonstart="off"
commands="+r_hunkalloclightmaps 0"

# Optional: Game Server Login Token
# GSLT can be used for running a public server.
# More info: http://gameservermanagers.com/gslt
gslt=""

# https://developer.valvesoftware.com/wiki/Command_Line_Options#Source_Dedicated_Server
fn_parms(){
parms="-game garrysmod -strictportbind -ip ${ip} -port ${port} +host_workshop_collection ${workshopcollectionid} -authkey ${workshopauth} +clientport ${clientport} +tv_port ${sourcetvport} +gamemode ${gamemode} +map ${defaultmap} +sv_setsteamaccount ${gslt} +servercfgfile ${servercfg} -maxplayers ${maxplayers} ${commands}"
}

#### Advanced Variables ####

# Github Branch Select
# Allows for the use of different function files
# from a different repo and/or branch.
githubuser="dgibbs64"
githubrepo="linuxgsm"
githubbranch="master"

# Steam
appid="4020"

# Server Details
servicename="gmod-server"
gamename="Garry's Mod"
engine="source"

# Directories
rootdir="$(dirname $(readlink -f "${BASH_SOURCE[0]}"))"
selfname="$(basename $(readlink -f "${BASH_SOURCE[0]}"))"
lockselfname=".${servicename}.lock"
filesdir="${rootdir}/serverfiles"
systemdir="${filesdir}/garrysmod"
executabledir="${filesdir}"
executable="./srcds_run"
servercfg="${servicename}.cfg"
servercfgdir="${systemdir}/cfg"
servercfgfullpath="${servercfgdir}/${servercfg}"
servercfgdefault="${servercfgdir}/lgsm-default.cfg"
backupdir="${rootdir}/backups"

# Logging
logdays="7"
gamelogdir="${systemdir}/logs"
scriptlogdir="${rootdir}/log/script"
consolelogdir="${rootdir}/log/console"

scriptlog="${scriptlogdir}/${servicename}-script.log"
consolelog="${consolelogdir}/${servicename}-console.log"
emaillog="${scriptlogdir}/${servicename}-email.log"

scriptlogdate="${scriptlogdir}/${servicename}-script-$(date '+%d-%m-%Y-%H-%M-%S').log"
consolelogdate="${consolelogdir}/${servicename}-console-$(date '+%d-%m-%Y-%H-%M-%S').log"

##### Script #####
# Do not edit

fn_getgithubfile(){
filename=$1
exec=$2
fileurl=${3:-$filename}
filepath="${rootdir}/${filename}"
filedir=$(dirname "${filepath}")
# If the function file is missing, then download
if [ ! -f "${filepath}" ]; then
	if [ ! -d "${filedir}" ]; then
		mkdir "${filedir}"
	fi
	githuburl="https://raw.githubusercontent.com/${githubuser}/${githubrepo}/${githubbranch}/${fileurl}"
	echo -e "    fetching ${filename}...\c"
	if [ "$(command -v curl)" ]||[ "$(which curl >/dev/null 2>&1)" ]||[ -f "/usr/bin/curl" ]||[ -f "/bin/curl" ]; then
		:
	else
		echo -e "\e[0;31mFAIL\e[0m\n"
		echo "Curl is not installed!"
		echo -e ""
		exit
	fi
	curl=$(curl --fail -o "${filepath}" "${githuburl}" 2>&1)
	if [ $? -ne 0 ]; then
		echo -e "\e[0;31mFAIL\e[0m\n"
		echo "${curl}"
		echo -e "${githuburl}\n"
		exit
	else
		echo -e "\e[0;32mOK\e[0m"
	fi
	if [ "${exec}" ]; then
		chmod +x "${filepath}"
	fi
fi
if [ "${exec}" ]; then
	source "${filepath}"
fi
}

fn_runfunction(){
	fn_getgithubfile "functions/${functionfile}" 1
}

core_functions.sh(){
# Functions are defined in core_functions.sh.
functionfile="${FUNCNAME}"
fn_runfunction
}

core_functions.sh

getopt=$1
core_getopt.sh