branch-pr-build.yml

name: Branch and PR build
on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

concurrency:
  group: ${{ github.workflow }}-${{ github.ref_name }}-${{ github.event.pull_request.number || 'branch' }} # scope to for the current workflow
  cancel-in-progress: ${{ github.event_name == 'pull_request' }} # cancel only PR related jobs

env:
  GOLANGCI_LINT_TIMEOUT: 5m
  GORELEASER_CURRENT_TAG: "v0.0.0-latest"
  BUCKET_NAME: botkube-cloud-plugins-latest

jobs:
  lint:
    name: Lint code
    runs-on: ubuntu-latest
    steps:
      - name: "Checkout code"
        uses: actions/checkout@v4

      - name: "Set up Go"
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
          # When the files to be extracted are already present,
          # tar extraction in Golangci Lint fails with the "File exists"
          # errors. These files appear to be present because of
          # cache in setup-go, on disabling the cache we are no more seeing
          # such error. Cache is to be enabled once the fix is available for
          # this issue:
          # https://github.com/golangci/golangci-lint-action/issues/807
          cache: false

      - name: "Check code quality"
        uses: golangci/golangci-lint-action@v3
        with:
          args: --timeout=${{ env.GOLANGCI_LINT_TIMEOUT }}

  test:
    name: Test code
    runs-on: ubuntu-latest
    steps:
      - name: "Checkout code"
        uses: actions/checkout@v4

      - name: "Set up Go"
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
          cache: 'true'

      - name: "Run tests"
        run: make test

  build-plugins:
    name: Build plugins without publish
    runs-on: ubuntu-latest
    if: github.event_name == 'pull_request'
    needs: [lint, test]
    steps:
      - name: "Checkout code"
        uses: actions/checkout@v4

      - name: "Set up Go"
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
          cache: true

      - name: Install GoReleaser
        uses: goreleaser/goreleaser-action@v5
        with:
          install-only: true
          version: latest
          
      - name: Build plugins and generate plugins index.yaml
        env:
          PLUGIN_DOWNLOAD_URL_BASE_PATH: ""
        run: |
          make build-plugins-archives
          USE_ARCHIVE=true make gen-plugin-index

  release-latest-plugins:
    if: github.event_name != 'pull_request' && github.ref == 'refs/heads/main'
    name: Build and release latest plugins
    runs-on: ubuntu-latest
    needs: [lint, test]
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: GCP auth
        uses: 'google-github-actions/auth@v2'
        with:
          credentials_json: ${{ secrets.CLOUD_PLUGINS_LATEST_BUCKET_CREDS }}

      - name: 'Set up Cloud SDK'
        uses: 'google-github-actions/setup-gcloud@v2'

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
          cache: true

      - name: Install GoReleaser
        uses: goreleaser/goreleaser-action@v5
        with:
          install-only: true
          version: latest

      - name: Build plugins and generate plugins index.yaml
        env:
          PLUGIN_DOWNLOAD_URL_BASE_PATH: ""
        run: |
          make build-plugins-archives
          USE_ARCHIVE=true make gen-dev-plugin-index

      - name: Upload plugins to GCS
        uses: google-github-actions/upload-cloud-storage@v2
        with:
          path: 'dist'
          destination: '${{ env.BUCKET_NAME }}/'
          glob: '*.tar.gz'
          parent: false

      - name: Upload plugin index to GCS
        uses: google-github-actions/upload-cloud-storage@v2
        with:
          path: 'plugins-index.yaml'
          destination: '${{ env.BUCKET_NAME }}/'

      - name: 'Disable GCS caching'
        run: 'gsutil -m setmeta -h "Cache-Control: no-cache, no-store"  gs://${{ env.BUCKET_NAME }}/*'