#!/bin/bash

PRODUCT_NAME="pw3270"
LIBRARY_NAME="lib3270"
CORE_LIBRARIES="lib3270 libv3270"
PACKAGE_PLUGINS="ipc"
PACKAGE_LANGUAGE_BINDINGS="hllapi"
TARGET_ARCHS="x86_32 x86_64"
GIT_URL="https://github.com/PerryWerneck"

PROJECTDIR=$(dirname $(dirname $(readlink -f ${0})))
WORKDIR=$(mktemp -d)
PUBLISH=0
GET_PREREQS=1

if [ -e /etc/os-release ]; then
	. /etc/os-release
fi

#
# Limpa diretório temporário
#
cleanup()
{
	rm -fr ${WORKDIR}
}

failed()
{
	echo "$@"
	cleanup
	exit -1
}

#
# Get Sources from GIT
#
getSource()
{
	echo -e "\e]2;Getting sources for ${1}\a"
	echo "Getting sources for ${1}"

	mkdir -p ${WORKDIR}/sources

	git clone ${GIT_URL}/${1}.git ${WORKDIR}/sources/${1}
	if [ "$?" != "0" ]; then
		faile "Can't get sources for ${1}"
	fi

	for ARCH in ${TARGET_ARCHS}
	do

		if [ -d ${WORKDIR}/sources/${1}/win/${ARCH} ]; then

			for spec in $(find ${WORKDIR}/sources/${1}/win/${ARCH} -name "*.spec")
			do
				grep -i buildrequires "${spec}" | grep -v "%" | cut -d: -f2- | tr -d '[:blank:]' >> ${WORKDIR}/sources/pre-reqs
			done
		
		fi

	done

}

#
# Configure
#
configure()
{

	if [ "${GET_PREREQS}" != "0" ]; then

		echo -e "\e]2;Installing pre-reqs\a"
		echo "Installing pre-reqs"

		for PKG in $(cat ${WORKDIR}/sources/pre-reqs | sort --unique)
		do
			echo "${PKG}..."
			sudo zypper --non-interactive --quiet in "${PKG}"
		done
	fi

	for DIR in $(find ${WORKDIR}/sources -maxdepth 1 -type d)
	do
		echo ${DIR}
		cd ${DIR}

		if [ -x ./autogen.sh ]; then
			NOCONFIGURE=1 ./autogen.sh
			if [ "$?" != "0" ]; then
				failed "Erro em autogen.sh"
			fi
		fi
	done

}

#
# Build library
#
buildLibrary()
{
	echo "Building library ${1}"

	for ARCH in ${TARGET_ARCHS}
	do

		echo -e "\e]2;Building ${1} for ${ARCH}\a"
		echo "Building ${1} for ${ARCH}"

		case ${ARCH} in
		x86_32)
			host=i686-w64-mingw32
			host_cpu=i686
			prefix=/usr/i686-w64-mingw32/sys-root/mingw
			tools=i686-w64-mingw32
			pkg_config=/usr/bin/i686-w64-mingw32-pkg-config
			;;

		x86_64)
			host=x86_64-w64-mingw32
			host_cpu=x86_64
			prefix=/usr/x86_64-w64-mingw32/sys-root/mingw
			tools=x86_64-w64-mingw32
			pkg_config=/usr/bin/x86_64-w64-mingw32-pkg-config
			;;

		*)
			failed "Arquitetura desconhecida: ${ARCH}"

		esac

		export HOST_CC=/usr/bin/gcc

		mkdir -p ${WORKDIR}/build/${ARCH}
		mkdir -p ${WORKDIR}/cache/${ARCH}
		mkdir -p ${WORKDIR}/build/${ARCH}/locale
		mkdir -p ${WORKDIR}/build/${ARCH}/include

		export PKG_CONFIG_PATH=${WORKDIR}/build/${ARCH}/pkgconfig
		export cache=${WORKDIR}/cache/${ARCH}/${1}.cache

		cd ${WORKDIR}/sources/${1}

		if [ -x ${PROJECTDIR}/win/configure.${1} ]; then

			HOST="${host}" \
			PREFIX="${prefix}" \
			BUILDDIR="{WORKDIR}/build/${ARCH}}" \
			CFLAGS="-I${WORKDIR}/build/${ARCH}/include" \
			LDFLAGS="-L${WORKDIR}/build/${ARCH}" \
				${PROJECTDIR}/win/configure.${1}

		else

			./configure \
				CFLAGS="-I${WORKDIR}/build/${ARCH}/include" \
				LDFLAGS="-L${WORKDIR}/build/${ARCH}" \
				--host=${host} \
				--prefix=${prefix} \
				--bindir=${WORKDIR}/build/${ARCH} \
				--libdir=${WORKDIR}/build/${ARCH} \
				--localedir=${WORKDIR}/build/${ARCH}/locale \
				--includedir=${WORKDIR}/build/${ARCH}/include \
				--sysconfdir=${WORKDIR}/build/${ARCH} \
				--datadir=${WORKDIR}/build/${ARCH} \
				--datarootdir=${WORKDIR}/build/${ARCH}
		fi

		/bin/bash

		if [ "$?" != "0" ]; then
			failed "Can't configure ${1}"
		fi

		make all
		if [ "$?" != "0" ]; then
			failed "Can't buid ${1}"
		fi

		make install
		if [ "$?" != "0" ]; then
			failed "Can't install ${1}"
		fi

		for NSI in $(find ./win -name '*.nsi')
		do
			cp "${NSI}" "${WORKDIR}/build/${ARCH}"
			if [ "$?" != "0" ]; then
				failed "Can't copy ${NSI}"
			fi
		done

	done

}

#
# Build main application
#
buildApplication()
{
	for ARCH in ${TARGET_ARCHS}
	do

		echo -e "\e]2;Building ${1} for ${ARCH}\a"
		echo "Building ${1} for ${ARCH}"

		case ${ARCH} in
		x86_32)
			host=i686-w64-mingw32
			host_cpu=i686
			prefix=/usr/i686-w64-mingw32/sys-root/mingw
			tools=i686-w64-mingw32
			pkg_config=/usr/bin/i686-w64-mingw32-pkg-config
			;;

		x86_64)
			host=x86_64-w64-mingw32
			host_cpu=x86_64
			prefix=/usr/x86_64-w64-mingw32/sys-root/mingw
			tools=x86_64-w64-mingw32
			pkg_config=/usr/bin/x86_64-w64-mingw32-pkg-config
			;;

		*)
			failed "Arquitetura desconhecida: ${ARCH}"

		esac

		mkdir -p ${WORKDIR}/build/${ARCH}
		mkdir -p ${WORKDIR}/cache/${ARCH}
		mkdir -p ${WORKDIR}/build/${ARCH}/locale
		mkdir -p ${WORKDIR}/build/${ARCH}/include

		export HOST_CC=/usr/bin/gcc
		export PKG_CONFIG_PATH=${WORKDIR}/build/${ARCH}/pkgconfig
		export cache=${WORKDIR}/cache/${ARCH}/${1}.cache

		cd ${WORKDIR}/sources/${1}

		if [ -x ${PROJECTDIR}/win/configure.${1} ]; then

			HOST="${host}" \
			PREFIX="${prefix}" \
			CFLAGS="-I${WORKDIR}/build/${ARCH}/include" \
			LDFLAGS="-L${WORKDIR}/build/${ARCH}" \
			BUILDDIR="{WORKDIR}/build/${ARCH}}" \
				${PROJECTDIR}/win/configure.${1}

		else

			./configure \
				CFLAGS="-I${WORKDIR}/build/${ARCH}/include" \
				LDFLAGS="-L${WORKDIR}/build/${ARCH}" \
				--host=${host} \
				--prefix=${prefix} \
				--bindir=${WORKDIR}/build/${ARCH} \
				--libdir=${WORKDIR}/build/${ARCH} \
				--localedir=${WORKDIR}/build/${ARCH}/locale \
				--includedir=${WORKDIR}/build/${ARCH}/include \
				--sysconfdir=${WORKDIR}/build/${ARCH} \
				--datadir=${WORKDIR}/build/${ARCH} \
				--datarootdir=${WORKDIR}/build/${ARCH} \
				--with-application-datadir=${WORKDIR}/build/${ARCH}

		fi


		if [ "$?" != "0" ]; then
			failed "Can't configure ${1}"
		fi

		make all
		if [ "$?" != "0" ]; then
			failed "Can't buid ${1}"
		fi

		make install
		if [ "$?" != "0" ]; then
			failed "Can't install ${1}"
		fi


		for NSI in $(find ./win -name '*.nsi')
		do
			cp "${NSI}" "${WORKDIR}/build/${ARCH}"
			if [ "$?" != "0" ]; then
				failed "Can't copy ${NSI}"
			fi
		done

		if [ -e ./win/makeruntime.sh ]; then
			cp "./win/makeruntime.sh" "${WORKDIR}/build/${ARCH}/${1}-makeruntime.sh"
			if [ "$?" != "0" ]; then
				failed "Can't copy ${1}.makeruntime.sh"
			fi
		fi

		if [ -e branding/${1}.svg ]; then
			convert -density 384 -background transparent branding/${1}.svg -define icon:auto-resize -colors 256 ${WORKDIR}/build/${ARCH}/${1}.ico
			if [ "$?" != "0" ]; then
				cleanup
				exit -1
			fi
		fi

		for doc in LICENSE LICENCA README.md AUTHORS
		do

			if [ -e ${doc} ]; then
				cp ${doc} ${WORKDIR}/build/${ARCH}

				if [ "$?" != "0" ]; then
					cleanup
					exit -1
				fi

			fi

		done

	done

}

#
# Make runtime
#
makeRuntime() 
{

	for ARCH in ${TARGET_ARCHS}
	do

		echo -e "\e]2;Building runtime for ${ARCH}\a"
		echo "Building runtime for ${ARCH}"

		rm -fr ${WORKDIR}/build/${ARCH}/runtime
		mkdir -p ${WORKDIR}/build/${ARCH}/runtime

		for SCRIPT in ${WORKDIR}/build/${ARCH}/*-makeruntime.sh
		do
			chmod +x ${SCRIPT}

			cd ${WORKDIR}/build/${ARCH}
			${SCRIPT} --output-dir="${WORKDIR}/build/${ARCH}/runtime" --bindir="${WORKDIR}/build/${ARCH}"
			if [ "$?" != "0" ]; then
				failed "Error on ${SCRIPT}"
			fi
		done

	done

}

#
# Make packages
#
makeInstaller()
{
	NSIS_ARGS="-DWITHGTK"

	for ARG in $(echo ${PACKAGE_PLUGINS} | tr "[:lower:]" "[:upper:]") $(echo ${PACKAGE_LANGUAGE_BINDINGS} | tr "[:lower:]" "[:upper:]")
	do
		NSIS_ARGS="${NSIS_ARGS} -DWITH${ARG}"
	done


	for ARCH in ${TARGET_ARCHS}
	do

		echo -e "\e]2;Creating installers for ${ARCH}\a"
		echo "Creating installers for ${ARCH}"

		cd ${WORKDIR}/build/${ARCH}

		TARCH=${ARCH}
		if [ "${TARCH}" == "x86_32" ]; then
			TARCH="i686"
		fi

		for NSI in *.nsi
		do
			makensis ${NSIS_ARGS} ${NSI}
			if [ "$?" != "0" ]; then
				failed "Error building ${NSI}"
			fi

			echo "TARCH="[${TARCH}]" ARCH=[${ARCH}]"
			ls -l *-[0-9]*-${TARCH}.exe

			if [ -d ~/public_html ]; then
				mkdir -p ~/public_html/win/${PRODUCT_NAME}/${ARCH}
				cp -v *-[0-9]*-${TARCH}.exe ~/public_html/win/${PRODUCT_NAME}/${ARCH}
				if [ "$?" != "0" ]; then
					failed "Can't copy binary to ~/public_html/win/${PRODUCT_NAME}/${ARCH}"
				fi
			fi
			
			if [ "${PUBLISH}" == "1" ] && [ ! -z ${WIN_PACKAGE_SERVER} ]; then
				scp *-[0-9]*-${TARCH}.exe ${WIN_PACKAGE_SERVER}/${PRODUCT_NAME}/${ARCH}
				if [ "$?" != "0" ]; then
					failed "Can't publish to ${WIN_PACKAGE_SERVER}/${PRODUCT_NAME}/${ARCH}"
				fi
			fi

			mv -f *-[0-9]*-${TARCH}.exe ${PROJECTDIR}
			if [ "$?" != "0" ]; then
				failed "Can't move installer to ${PROJECTDIR}"
			fi

		done

	done

}

#
# Check command line parameters
#
until [ -z "$1" ]
do
        if [ ${1:0:2} = '--' ]; then
                tmp=${1:2}
                parameter=${tmp%%=*}
                parameter=$(echo $parameter | tr "[:lower:]" "[:upper:]")
                value=${tmp##*=}

                case "$parameter" in
		NOPUBLISH)
			PUBLISH=0
			;;

		PUBLISH)
			PUBLISH=1
			;;

		PRODUCT)
			PRODUCT_NAME=${value}
			;;

		CLEAR)
			if [ -d ~/public_html/win/${PRODUCT_NAME} ]; then
				rm -fr ~/public_html/win/${PRODUCT_NAME}/{x86_32,x86_64}
			fi

			;;

		PATH)
			PROJECTDIR=$(readlink -f ${value})
			;;


		HELP)
			echo "${0} [options]"
			echo ""
			echo "Options:"
			echo ""

			if [ ! -z ${WIN_PACKAGE_SERVER} ]; then
				echo "  --nopublish	Don't publish binaries in ${WIN_PACKAGE_SERVER}/${PRODUCT_NAME}"
				echo "  --publish	Publish binaries in ${WIN_PACKAGE_SERVER}/${PRODUCT_NAME}"
			fi


			if [ -d ~/public_html/win/${PRODUCT_NAME} ]; then
				echo "  --clear	Remove ~/public_html/win/${PRODUCT_NAME}/{x86_32,x86_64}"
			fi

			echo ""
			exit 0
			
			;;
		
		esac
	fi

	shift

done

#
# Load customizations
#
if [ -e ${PROJECTDIR}/win/pack.conf ]; then
	. ${PROJECTDIR}/win/pack.conf
fi

#
# Download sources
#
for src in ${CORE_LIBRARIES}
do
	getSource ${src}
done

getSource pw3270

for src in ${PACKAGE_PLUGINS}
do
	getSource pw3270-plugin-${src}
done

for src in ${PACKAGE_LANGUAGE_BINDINGS}
do
	getSource lib3270-${src}-bindings
done

#
# Build packages
#
configure

for src in ${CORE_LIBRARIES}
do
	buildLibrary ${src}
done

buildApplication pw3270

for src in ${PACKAGE_PLUGINS}
do
	buildLibrary pw3270-plugin-${src}
done

for src in ${PACKAGE_LANGUAGE_BINDINGS}
do
	buildLibrary lib3270-${src}-bindings
done

#
# Create runtime
#
makeRuntime
makeInstaller

cleanup