name: Documentation

on:
  push:
    branches: [master]
  workflow_dispatch:

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

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

defaults:
  run:
    working-directory: src/api/js

env:
  EM_VERSION: 3.1.73

jobs:
  build-docs:
    name: Build Documentation
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Setup node
        uses: actions/setup-node@v6
        with:
          node-version: "lts/*"

      - name: Install system dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y doxygen graphviz

      - name: Setup emscripten
        uses: mymindstorm/setup-emsdk@v14
        with:
          no-install: true
          version: ${{env.EM_VERSION}}
          actions-cache-folder: "emsdk-cache"

      - name: Install dependencies
        run: npm ci

      - name: Build TypeScript
        run: npm run build:ts

      - name: Build wasm
        run: |
          emsdk install ${EM_VERSION}
          emsdk activate ${EM_VERSION}
          source $(dirname $(which emsdk))/emsdk_env.sh
          npm run build:wasm

      - name: Generate Documentation (from doc directory)
        working-directory: doc
        run: |
          python3 mk_api_doc.py --js --output-dir=api

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

      - name: Upload artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: 'doc/api/html'

  deploy:
    name: Deploy to GitHub Pages
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    runs-on: ubuntu-latest
    needs: build-docs
    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4