on:
  push:
    tags:
      - '*'

name: Release

concurrency:
  group: kubeshark-publish-${{ github.ref }}
  cancel-in-progress: true

jobs:
  release:
    name: Build and publish a new release
    runs-on: ubuntu-latest
    steps:
      - name: Set up Go 1.17
        uses: actions/setup-go@v2
        with:
          go-version: '1.17'

      - name: Check out the repo
        uses: actions/checkout@v2

      - name: Version
        id: version
        shell: bash
        run: |
          echo "##[set-output name=tag;]$(echo ${GITHUB_REF#refs/*/})"
          echo "##[set-output name=build_timestamp;]$(echo $(date +%s))"
          echo "##[set-output name=branch;]$(echo ${GITHUB_REF#refs/heads/})"

      - name: Build
        run: make build-all VER='${{ steps.version.outputs.tag }}' BUILD_TIMESTAMP='${{ steps.version.outputs.build_timestamp }}'

      - name: Log the version into a .txt file
        shell: bash
        run: |
          echo '${{ steps.version.outputs.tag }}' >> bin/version.txt

      - name: Release
        uses: ncipollo/release-action@v1
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          artifacts: "bin/*"
          tag: ${{ steps.version.outputs.tag }}
          prerelease: true
          bodyFile: 'bin/README.md'

  brew-tap:
    name: Create Homebrew formulae
    runs-on: ubuntu-latest
    needs: [release]
    steps:
      - name: Checkout
        uses: actions/checkout@v2
        with:
          fetch-depth: 0

      - name: Fetch all tags
        run: git fetch --force --tags

      - name: Set up Go
        uses: actions/setup-go@v2
        with:
          go-version: 1.17

      - name: Run GoReleaser
        uses: goreleaser/goreleaser-action@v2
        with:
          distribution: goreleaser
          version: ${{ env.GITHUB_REF_NAME }}
          args: release --rm-dist
        env:
          GITHUB_TOKEN: ${{ secrets.HOMEBREW_TOKEN }}