#!/bin/bash -e

# settings.servers.github.privateKey
if [ "$GITHUB_TOKEN" == "" ]; then exit 1; fi

# project.version
if [ "$VERSION" == "" ]; then exit 1; fi

if [ ! -f ktlint/target/ktlint ]; then echo "ktlint/target/ktlint wasn't found"; exit 1; fi

HASH=$(shasum -a 256 ktlint/target/ktlint | cut -d\  -f1)

CHECKOUT_DIR=$(mktemp -d /tmp/homebrew-ktlint.XXXXXX)
git clone https://${GITHUB_TOKEN}@github.com/shyiko/homebrew-ktlint.git $CHECKOUT_DIR

{
echo "class Ktlint < Formula"
echo "  desc \"Kotlin linter\""
echo "  homepage \"https://github.com/shyiko/ktlint\""
echo "  url \"https://github.com/shyiko/ktlint/releases/download/$VERSION/ktlint\", :using => :nounzip"
echo "  sha256 \"$HASH\""
echo "  def install"
echo "    bin.install \"ktlint\""
echo "  end"
echo "  test do"
echo "    system bin/\"ktlint\", \"--version\""
echo "  end"
echo "end"
} > $CHECKOUT_DIR/ktlint.rb

(cd $CHECKOUT_DIR && git commit -m $VERSION ktlint.rb && git tag $VERSION && git push origin master --tags)