docs.yml

name: Publish Rust Documentation

on:
  push:
    branches: [main, master]
  pull_request:
    branches: [main, master]
  workflow_dispatch:

permissions:
  contents: read

concurrency:
  group: pages-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Install Rust
        uses: dtolnay/rust-toolchain@stable

      - name: Build documentation
        run: cargo doc --workspace --no-deps
        env:
          RUSTDOCFLAGS: -D warnings

      - name: Create documentation landing page
        shell: bash
        run: |
          set -euo pipefail

          crate_dir="target/doc/pardarsh_core"

          if [[ ! -f "$crate_dir/index.html" ]]; then
            echo "Expected library documentation not found: $crate_dir/index.html"
            exit 1
          fi

          cat > target/doc/index.html <<'EOF'
          <!doctype html>
          <html lang="en">
            <head>
              <meta charset="utf-8">
              <meta http-equiv="refresh" content="0; url=pardarsh_core/index.html">
              <title>Pardarsh Core Documentation</title>
            </head>
            <body>
              <p>
                Redirecting to
                <a href="pardarsh_core/index.html">Pardarsh Core documentation</a>.
              </p>
            </body>
          </html>
          EOF

      - name: Upload Pages artifact
        uses: actions/upload-pages-artifact@v4
        with:
          path: target/doc

  deploy:
    if: >-
      github.event_name != 'pull_request' &&
      (github.ref == 'refs/heads/main' ||
       github.ref == 'refs/heads/master')
    needs: build
    runs-on: ubuntu-latest

    permissions:
      pages: write
      id-token: write

    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}

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