# Build the wasm web app and publish it to GitHub Pages on every release
# (issue #45). No threads are used on wasm (rayon runs sequentially), so the
# COOP/COEP headers GitHub Pages can't set are not needed.
name: Deploy web (GitHub Pages)
run-name: ${{ github.event.release.tag_name || github.ref_name }} Web

on:
  release:
    types: [published]
  workflow_dispatch:

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

# Allow only one Pages deployment at a time.
concurrency:
  group: pages
  cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v4

      - uses: dtolnay/rust-toolchain@stable
        with:
          targets: wasm32-unknown-unknown

      - uses: Swatinem/rust-cache@v2

      - name: Install trunk
        uses: taiki-e/install-action@v2
        with:
          tool: trunk

      # The rust <link> in index.html sets `data-cargo-no-default-features`,
      # so this drops the `solid3d` feature (truck-meshalgo → lzma-sys C deps
      # that can't cross-compile to wasm). `--public-url` matches the project
      # page sub-path: https://<user>.github.io/OpenCADStudio/.
      - name: Build web bundle
        run: trunk build --release --public-url /OpenCADStudio/

      # GitHub Pages runs Jekyll, which ignores files; opt out so the
      # wasm-bindgen output is served verbatim.
      - run: touch dist/.nojekyll

      # The web app can't call the Patreon API directly (CORS + the token would
      # be exposed in the bundle), so generate the supporters list server-side
      # here — token stays in the CI secret — and serve it next to the app.
      # The web build fetches `supporters.json` on the same origin.
      - name: Generate supporters.json
        env:
          OCS_PATREON_TOKEN: ${{ secrets.OCS_PATREON_TOKEN }}
        run: |
          if [ -z "$OCS_PATREON_TOKEN" ]; then
            echo '[]' > dist/supporters.json; exit 0
          fi
          CID=$(curl -sf -H "Authorization: Bearer $OCS_PATREON_TOKEN" \
            "https://www.patreon.com/api/oauth2/v2/campaigns" \
            | jq -r '.data[0].id // empty' || true)
          if [ -z "$CID" ]; then
            echo '[]' > dist/supporters.json; exit 0
          fi
          curl -sf -H "Authorization: Bearer $OCS_PATREON_TOKEN" \
            "https://www.patreon.com/api/oauth2/v2/campaigns/$CID/members?fields%5Bmember%5D=full_name,patron_status,currently_entitled_amount_cents&page%5Bcount%5D=200" \
            | jq -c '[.data[]
                | select(.attributes.patron_status=="active_patron")
                | select(.attributes.currently_entitled_amount_cents>0)
                | {name: .attributes.full_name, cents: .attributes.currently_entitled_amount_cents}]
                | sort_by(-.cents)' \
            > dist/supporters.json || echo '[]' > dist/supporters.json
          echo "supporters: $(jq 'length' dist/supporters.json)"

      - uses: actions/upload-pages-artifact@v3
        with:
          path: dist

  deploy:
    needs: build
    runs-on: ubuntu-22.04
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    steps:
      - id: deployment
        uses: actions/deploy-pages@v4