name: Deploy to GitHub Pages

on:
  push:
    branches: [ main ]
  workflow_dispatch:

permissions:
  contents: read
  pages: write
  id-token: write

concurrency:
  group: "pages"
  cancel-in-progress: false

jobs:
  deploy:
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Pages
        uses: actions/configure-pages@v5

      - name: Validate Datasets & Syntax
        run: |
          node -e "JSON.parse(require('fs').readFileSync('catenary_dv.json')); JSON.parse(require('fs').readFileSync('trackdata_dv.json')); JSON.parse(require('fs').readFileSync('poi_dv.json')); console.log('Datasets valid!');"
          node --check index.js
          node --check legend.js
          node --check config.js
          node --check js/mapdata.js
          echo "Syntax check OK"

      - name: Upload artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: '.'

      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4