#!/bin/sh
set -e

pack_downloader() {
if [ -f /usr/bin/curl ]; then
	curl -P ${SNAP_USER_DATA}/.etlegacy/etmain $1
else
	wget -P ${SNAP_USER_DATA}/.etlegacy/etmain $1
fi
}

for dir in */ ;
do
	if [ ! -d ${SNAP_USER_DATA}/.etlegacy ]; then
	    mkdir ${SNAP_USER_DATA}/.etlegacy
	    
	    if [ ! -d ${SNAP_USER_DATA}/.etlegacy/etmain ]; then
		mkdir ${SNAP_USER_DATA}/.etlegacy/etmain
	    	cp -R ${SNAP}/usr/local/lib/etlegacy/etmain ${SNAP_USER_DATA}/.etlegacy
	    fi
	    
	    if [ ! -d ${SNAP_USER_DATA}/.etlegacy/legacy ]; then
		mkdir ${SNAP_USER_DATA}/.etlegacy/legacy
		cp -R ${SNAP}/usr/local/lib/etlegacy/legacy ${SNAP_USER_DATA}/.etlegacy
	    	wget `curl https://www.etlegacy.com/download | grep "All supported archive" | grep -Eoi '<a [^>]+>' |  grep -Eo 'href=\"[^\\\"]+\"' |  grep -Eo '(http|https):\/\/[^\"]+'` -O ${SNAP_USER_DATA}/.etlegacy/etl.zip
		unzip ${SNAP_USER_DATA}/.etlegacy/etl.zip -d ${SNAP_USER_DATA}/.etlegacy/etl
		mv ${SNAP_USER_DATA}/.etlegacy/etl/*.pk3 ${SNAP_USER_DATA}/.etlegacy/legacy
		rm -rf ${SNAP_USER_DATA}/.etlegacy/etl
		rm -rf ${SNAP_USER_DATA}/.etlegacy/*.zip
	    fi
	    
	    if [ ! -f ${SNAP_USER_DATA}/.etlegacy/etmain/pak0.pk3 ]; then
		pack_downloader https://mirror.etlegacy.com/etmain/pak0.pk3
	    fi

	    if [ ! -f ${SNAP_USER_DATA}/.etlegacy/etmain/pak1.pk3 ]; then
		pack_downloader https://mirror.etlegacy.com/etmain/pak1.pk3
	    fi

	    if [ ! -f ${SNAP_USER_DATA}/.etlegacy/etmain/pak2.pk3 ]; then
		pack_downloader https://mirror.etlegacy.com/etmain/pak2.pk3
	    fi
	fi
done

case "${SNAP_ARCH}" in
	amd64)
 		${SNAP}/usr/local/bin/etl.x86_64 ;;
	arm64) 
		# We will launch etl with prefix since snapcraft compiled it with it.
		${SNAP}/usr/local/bin/etl.aarch64 ;;
esac