#!/bin/bash

GO_VERSION=$(go version | awk '{for(i=1; i<NF; i++){if($i ~ /^go[0-9]/){sub(/go/,"",$i);print $i}}}')

VERSION=$(cat ./VERSION)
[ -z  "$GO_VERSION" ]  && { echo "variable GO_VERSION is not set!"; exit 1; }
[ -z  "$VERSION" ]  && { echo "variable VERSION is not set!"; exit 1; }

echo "VERSION $VERSION"
echo "GO_VERSION $GO_VERSION"

BRANCH=$VERSION
VERSION=$(echo "$VERSION" | sed 's/v//')
SPEC_FILE=$(ls *.spec | head -n 1)
sed -i "s/Version.*$/Version:         ${VERSION}/1" $SPEC_FILE

sudo rm -rf ./source  || exit 1
mkdir ./source
pushd ./source >/dev/null || exit 1
git clone --branch $BRANCH  https://github.com/goodwithtech/dockle.git
pushd ./dockle >/dev/null || exit 1
sed -Ei "s/go\s+[0-9]+.*$/go  ${GO_VERSION}/1" go.mod
export GOPATH=${PWD}/mod
go mod tidy
rm -rf ./.github
rm -rf ./.git
rm -rf ./.vex
popd >/dev/null

mv ./dockle ./dockle-$VERSION
tar  -cvaf dockle-${VERSION}.tar.xz dockle-$VERSION || exit 1
mv dockle-${VERSION}.tar.xz ./..
popd >/dev/null
sudo rm -rf ./source