name: Build, test, analyze and publish

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]
    paths-ignore:
      - '**/*.md'
      - '**/*.png'

jobs:

  docker:
    name: Update GitHub Packages
    runs-on: ubuntu-latest
    if: github.event_name == 'push' && github.ref == 'refs/heads/master' && contains(github.event.head_commit.message, '[rebuild docker image]')
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
      - name: Publish image to GitHub Packages
        uses: docker/build-push-action@v1
        with:
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
          registry: docker.pkg.github.com
          repository: lowlighter/metrics/metrics
          tag_with_ref: true
          dockerfile: source/docker/Dockerfile

  build:
    name: Build and test
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
      - name: Login to GitHub registry
        run: docker login docker.pkg.github.com -u ${{ github.actor }} -p ${{ secrets.GITHUB_TOKEN }}
      - name: Build lowlighter/metrics:${{ github.head_ref || 'master' }}
        run: docker build -t lowlighter/metrics:${{ github.head_ref || 'master' }} .
      - name: Run tests
        run: docker run --workdir=/metrics --entrypoint="" lowlighter/metrics:${{ github.head_ref || 'master' }} npm test

  analyze:
    name: Analyze code
    runs-on: ubuntu-latest
    needs: [ build ]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
      - name: Setup CodeQL
        uses: github/codeql-action/init@v1
        with:
          languages: javascript
          config-file: ./.github/config/codeql.yml
      - name: Analyze code
        uses: github/codeql-action/analyze@v1