#!/bin/bash
root="$(readlink -f $(dirname $BASH_SOURCE)/..)";
if [[ "$1" != "" ]];then
	btype="";
	script="";
	if [[ "$2" != "" ]];then
		mkdir -p $root/src/$1;
		ln -s `readlink -f $2`  $root/src/$1/source;
		echo "Linked source in $2";
	else
		mkdir -p $root/src/$1/source;
	fi;
	echo -e "Type:\n (1) script\n (2) git\n (3) svn";
	while [[ ! $btype =~ ^1|2|3$ ]]; do
		read btype;
	done;
	case $btype in
		2)
			btype="git";
		;;
		3)
			btype="svn";
		;;
		*)
			btype="script";
			read -p "Script path: " script;
		;;
	esac;
	if [[ ! -f $root/src/$1/PKGBUILD ]];then
		cp $root/etc/PKGBUILD.in $root/src/$1/PKGBUILD;
		case $btype in
			git)
				echo -e "pkgver=0.0.0\npkgver() {\n\tcd \"\${srcdir%/*}/source\"\n\tif git describe --tags > /dev/null 2>&1;then\n\t\tgit describe --tags --long | sed -E 's/([^-]*-g)/r\1/;s/-/./g';\n\telse\n\t\tdate +%Y%m%d;\n\tfi;}"|cat - $root/src/$1/PKGBUILD > /tmp/out && mv /tmp/out $root/src/$1/PKGBUILD;
			;;
			svn)
				echo -e "pkgver=0.0.0\npkgver() {\n\tcd \"\${srcdir%/*}/source\"\n\tlocal ver=\"\$(svnversion)\"\n\tprintf \"r%s\" \"\${ver//[[:alpha:]]}\"\n}"|cat - $root/src/$1/PKGBUILD > /tmp/out && mv /tmp/out $root/src/$1/PKGBUILD;
			;;
			script)
				echo -e "pkgver=0.0.0\npkgver() {\n  date +%Y%m%d\n}"|cat - $root/src/$1/PKGBUILD > /tmp/out && mv /tmp/out $root/src/$1/PKGBUILD;
			;;
		esac;
		echo -e "pkgname=$1\n"|cat - $root/src/$1/PKGBUILD > /tmp/out && mv /tmp/out $root/src/$1/PKGBUILD;
	fi;
	file=$root/etc/packages.d/$1;
	touch $file;
	echo "packages+=(\"[name]='$1' [type]='$btype' [script]='$script'\")" > $file;
	echo "Created package $1";
else
	echo "Usage: $0 <package> [<sourcedir>]";
fi;