#! /bin/sh

# Vars
pkgdir="/var/cache/scratchpkg/packages"

brch=$(git rev-parse --abbrev-ref HEAD 2> /dev/null)
port=${PWD##*/}
path=${PWD%/*}
repo=${path##*/}
aver=$(awk -F '=' '/version=/{print $2}' spkgbuild)
arel=$(awk -F '=' '/release=/{print $2}' spkgbuild)

# check $1
if [ "$1" = "" ]; then
	uver="$aver"
else	
	uver="$1"
fi

# check $2
if [ "$2" = "" ]; then
	urel=1
else
	urel="$2"
fi

# Funtions

## Git push
psh () {
	if [ "$aver" = "$uver" ] && [ "$arel" != "$urel" ]; then
		comm="$port : rebuild new release"
	else
		if [ "$repo" = "testing" ]; then
			comm="($repo) $port : upgrade to $uver"
		 else
			comm="$port : upgrade to $uver"
		fi
	fi
	git add .
	git commit -m "$comm"
	git push -o merge_request.create origin $port
	git checkout $brch
}

## Remove files
rmf () {
	for files in ".checksums" ".pkgfiles"; do
		[ -f "$files" ] && rm $files
	done

}

## Rebuild port or Build and push upgraded port
bld () {
	if [ "$aver" = "$uver" ] && [ "$arel" = "$urel" ]; then
		echo "==> Rebuild port ..."
		rmf
		pkgbuild -f
	else
		echo "==> Building upgraded port ..."
		sed -i "s/version=${aver}/version=${uver}/g" spkgbuild
		sed -i "s/release=${arel}/release=${urel}/g" spkgbuild   
    
		if [ -f "${pkgdir}/${port}-${uver}-${urel}.spkg.tar.xz" ]; then 
			pkgbuild -g
			pkgbuild -p
		else    
			rmf
			pkgbuild
			[ -f "${pkgdir}/${port}-${uver}-${urel}.spkg.tar.xz" ] && psh
		fi
	fi
}

# Check branch
if [ "$brch" != "$port" ] ; then
	# create and change branch 
	git checkout -B $port
fi

# Build port
bld