#!/bin/sh

get_library()
{
	if ! [ -f ./$1 ]; then
		echo "[SteamPlay-FTEQW] No game.so for $1 found, checking..."
		if ! [ -f ./$2 ]; then
			echo "[SteamPlay-FTEQW] Grabbing new library..."
			wget https://www.frag-net.com/dl/lib/$2
		fi
		tar xvfz ./$2
	fi
}

PLAY_RERELEASE=1

# there's run & wait-before-run, we only care about the latter.
COMMANDTYPE=$1

# this is how Steam tries to run the game
if [ "$COMMANDTYPE" == "wait-before-run" ]; then
	# used to decipher which game we'll play
	GAMEBINARY=$(basename "$2")
	# steam game dir
	GAMEDIR=$(dirname "$2")

	# we have an unknown amount of parameters, let's make sure we get them
	# make sure this is quotes, because HeXen II has a space in its path
	PARMARR=( "$@" )
	ARGLEN=${#PARMARR[@]}

	# get every parameter after the second (game location) and put it into
	# its own variable to pass over later
	GAMEARGS=${PARMARR[@]:2:$ARGLEN-1}

	if [ "$GAMEBINARY" == "Quake_x64_steam.exe" ]; then
		if [ $PLAY_RERELEASE == 1 ]; then
			fteqw -basedir "$GAMEDIR" $GAMEARGS
		else
			NEWPATH=$(dirname "$GAMEDIR")
			fteqw -basedir "$NEWPATH" -quake $GAMEARGS
		fi
	elif [ "$GAMEBINARY" == "Winquake.exe" ]; then
		fteqw -basedir "$GAMEDIR" $GAMEARGS
	elif [ "$GAMEBINARY" == "qwcl.exe" ]; then
		fteqw -basedir "$GAMEDIR" -game qw $GAMEARGS
	elif [ "$GAMEBINARY" == "Glquake.exe" ]; then
		fteqw -basedir "$GAMEDIR" -quake $GAMEARGS
	elif [ "$GAMEBINARY" == "glqwcl.exe" ]; then
		fteqw -basedir "$GAMEDIR" -quake -game qw $GAMEARGS
	elif [ "$GAMEBINARY" == "quake3.exe" ]; then
		fteqw -basedir "$GAMEDIR" -quake3 $GAMEARGS
	elif [ "$GAMEBINARY" == "quake2.exe" ]; then
		cd "$GAMEDIR"
		get_library baseq2/game.so q2-baseq2.tgz
		get_library ctf/game.so q2-ctf.tgz
		get_library rogue/game.so q2-rogue.tgz
		get_library xatrix/game.so q2-xatrix.tgz
		fteqw -basedir "$GAMEDIR" -quake2 $GAMEARGS
	elif [ "$GAMEBINARY" == "glh2.exe" ]; then
		fteqw -basedir "$GAMEDIR" -hexen2 $GAMEARGS
	else
		fteqw -basedir "$GAMEDIR" $GAMEARGS
	fi
fi