#!/bin/sh
echo "############### iot-hal-backend.post ################"

if [ -d /hal ]; then
	echo "Initialize rpmdb for HaL Backend"
	mkdir -p /hal/lib/rpm
	cp /var/lib/rpm/Packages /hal/lib/rpm/
	rpm --rebuilddb --dbpath=/hal/lib/rpm
fi

check_building_block() {
	PKG=`/usr/bin/rpm -qR $1 | /usr/bin/uniq | /bin/grep -v "^rpmlib" | /bin/grep -v ".\+\.so\..\+" | /bin/grep -v "^\/" | /bin/grep -v "=" | /bin/grep -v "(.\+)"`
	for pkgs in ${PKG}; do
		INSTALLED=`/usr/bin/rpm -q $pkgs`
		RET=$?
		if [[ $pkgs =~ "building-blocks" ]]; then
			check_building_block $pkgs
		elif [ $RET -eq 0 ]; then
			PATH=`/usr/bin/rpm -ql $INSTALLED | /bin/grep -v "^\/hal\/"`
			if [ "$PATH" ]; then
				echo "WARNING!!! $INSTALLED packages was installed to wrong path"
				for wrong_path in $PATH; do
					echo $wrong_path
				done
			fi
			echo -e $INSTALLED >> /hal/list/hal-backend-list.ini
		fi
	done
}


#FIXME: Need to check how to parse specific package
BACKEND_PACKAGE=("hal-backend-device-common");

create_backend_dependency_file() {
	echo "Creating Backend Dependency List"

	PKG=`/usr/bin/rpm -qa`
	/usr/bin/mkdir -p /hal/temp
	/usr/bin/mkdir -p /hal/etc/rpm/

	for packages in ${PKG}; do
		/usr/bin/rpm -qP $packages > /hal/temp/${packages}
	done

	for lists in ${BACKEND_PACKAGE[@]}; do
		/usr/bin/grep -lr $lists /hal/temp/ | /bin/sed "s/\/hal\/temp\\///" >> /hal/list/hal-backend-list.ini
	done

	while read line; do
		/usr/bin/rpm -qR --qf "%{NAME} [%{REQUIRENAME} %{REQUIREVERSION}] " $line | /bin/grep -v "\/bin\/" | /bin/grep -v "rpmlib" | /bin/grep -v "\/sbin\/" | /bin/grep -v "config(" > /hal/list/${line}.ini
	done < /hal/list/hal-backend-list.ini

	LIST=`/usr/bin/ls /hal/list/`
	for lists in ${LIST}; do
		while read line; do
			/usr/bin/grep -lr $line /hal/temp/ | /bin/sed "s/\/hal\/temp\\///" >> /hal/etc/rpm/temp.ini
		done < /hal/list/$lists

		if [ -e /hal/etc/rpm/temp.ini ]; then
			/usr/bin/sort -u /hal/etc/rpm/temp.ini > /hal/etc/rpm/$lists
			/usr/bin/rm /hal/etc/rpm/temp.ini
		else
			/usr/bin/touch /hal/etc/rpm/$lists
		fi
	done

	for packages in ${PKG}; do
		FOUND=0
		while read line; do
			if [ $line == $packages ]; then
				FOUND=1
				break
			fi
		done < /hal/list/hal-backend-list.ini

		if [ $FOUND -eq 0 ]; then
			/usr/bin/rpm -e --justdb $packages --nodeps --noscripts --dbpath=/hal/lib/rpm
		fi
	done

	/usr/bin/rm -rf /hal/temp
	/usr/bin/rm -rf /hal/list
	/usr/bin/rm -rf /hal/etc/rpm/hal-backend-list.ini
	echo "Finished to Create Backend Dependency List"
}

#Supported Target's list
TARGET=("RPI3" "RPI4" "ARTIK530" "VIM3" "C4");

PKGGROUP=`/usr/bin/rpm -qa | /bin/grep package-groups`
if [ $PKGGROUP ]; then
	for target in ${TARGET[@]}; do
		RET=`/usr/bin/rpm -qa | /usr/bin/grep $target`
		RET=$?
		if [ $RET -eq 0 ]; then
			break;
		fi
	done

	case $target in
	RPI3)
		BACKEND=`/usr/bin/xmlstarlet sel -t -v '//group[name = "IoT Hal Backend RPI3"]/packagelist/packagereq' -n /usr/share/package-groups/group.xml`
	;;
	RPI4)
		BACKEND=`/usr/bin/xmlstarlet sel -t -v '//group[name = "IoT Hal Backend RPI4"]/packagelist/packagereq' -n /usr/share/package-groups/group.xml`
	;;
	ARTIK530)
		BACKEND=`/usr/bin/xmlstarlet sel -t -v '//group[name = "IoT Hal Backend ARTIK530"]/packagelist/packagereq' -n /usr/share/package-groups/group.xml`
	;;
	VIM3)
		BACKEND=`/usr/bin/xmlstarlet sel -t -v '//group[name = "IoT Hal Backend VIM3"]/packagelist/packagereq' -n /usr/share/package-groups/group.xml`
	;;
	C4)
		BACKEND=`/usr/bin/xmlstarlet sel -t -v '//group[name = "IoT Hal Backend C4"]/packagelist/packagereq' -n /usr/share/package-groups/group.xml`
	;;
	esac

	/usr/bin/mkdir -p /hal/list/

	#Get HAL Backend Package List#
	PKG=`/usr/bin/rpm -q $BACKEND`
	echo "Create Hal Backend Packages List"
	for packages in ${PKG}; do
		check_building_block $packages
	done

	create_backend_dependency_file

	#Create exportdb file to update a rpmdb of core image
	/usr/bin/rpmdb --dbpath=/hal/lib/rpm --exportdb > /hal/etc/hal-rpmdb.ini
fi

build_ts=$(/bin/date -u +%s)
build_date=$(/bin/date -u --date @$build_ts +%Y%m%d_%H%M%S)
build_time=$(/bin/date -u --date @$build_ts +%H:%M:%S)

/bin/sed -ri \
	-e 's|@BUILD_ID[@]|@BUILD_ID@|g' \
	-e "s|@BUILD_DATE[@]|$build_date|g" \
	-e "s|@BUILD_TIME[@]|$build_time|g" \
	-e "s|@BUILD_TS[@]|$build_ts|g" \
	/etc/tizen-build.conf

/etc/make_info_file.sh hal