name: Continuous integration

on:
  push:
    branches: [ master ]
  schedule:
    # Run every 15 minutes of every hour, starting at 5 minutes (5m, 20m, 35m, 50m).
    # The slight offset is there to try and avoid the high load times.
    - cron: '5/15 * * * *'

# Make sure jobs cannot overlap (e.g. one from push and one from schedule).
concurrency:
  group: pages-ci
  cancel-in-progress: true

jobs:
  build:
    name: Build and deploy to GitHub Pages
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2
    
    - name: Install Node.js 14.x
      uses: actions/setup-node@v2
      with:
        node-version: 14.x
        cache: 'npm'

    - name: Install dependencies
      run: npm ci

    - name: Build the static content using npm
      run: npm run build
    
    - name: Fetch pull request data
      run: npm run compose-db
      env:
        GRAPHQL_TOKEN: ${{ secrets.GRAPHQL_TOKEN }}
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    
    - name: Archive production artifacts
      uses: actions/upload-artifact@v2
      with:
        name: web-static
        path: out

    - name: Deploy to GitHub Pages 🚀
      uses: JamesIves/github-pages-deploy-action@releases/v3
      with:
        # The branch the action should deploy to.
        BRANCH: gh-pages
        # The folder the action should deploy.
        FOLDER: out
        # Don't keep the history.
        SINGLE_COMMIT: true