#!/bin/bash
set -e

baseDir=$(dirname "$0")
gitDir="$baseDir/.."
projectName=$(basename "$(realpath "$gitDir")")
buildDir="/tmp/git-deploy/$projectName"
srcDir="$buildDir/src"
repreproDir="/var/cache/reprepro"
codename="stable"
logFile="$buildDir/deploy.log"

echo "Building source code."
echo " * Directory $buildDir"
	
rm -f "$logFile"

mkdir -p "$srcDir"
git --work-tree="$srcDir" --git-dir="$gitDir" checkout -f

if [ -f "$srcDir/package.json" ]
then
	echo "Installing Node dependencies."
	(cd "$srcDir" && npm --silent install >> "$logFile")
fi

if [ -f "$srcDir/debian/changelog" ]
then
	echo "Cleaning last build."
	rm -f "$buildDir/*.deb"
	rm -f "$buildDir/*.changes"
	rm -f "$buildDir/*.build"
	(cd "$srcDir" && debian/rules clean >> "$logFile")

	echo "Building Debian packages."
	(cd "$srcDir" && debuild -uc -us -b >> "$logFile")

	echo "Adding packages to repository."
	packages=""

	cut -d" " -f1 "$srcDir/debian/files" |
	while read debFile
	do
		if [[ ! "$debFile" =~ .*\.deb$ ]]
		then
			continue
		fi

		packageName=$(echo $debFile | cut -d"_" -f1)
		packages="$packages $packageName"

		echo " * Adding $debFile"
		reprepro -b "$repreproDir" includedeb $codename "$buildDir/$debFile" >> "$logFile"
	done
fi