name: github pages

on:
  push:
    branches:
      - main # deploy main. If your branch is `master`, you'll have to replace that throughout this file.
  pull_request: # This will publish a site preview on every pull request, and also run the build command to test if the site is broken.

jobs:
  deploy:
    runs-on: ubuntu-22.04
    env:
      PR_PATH: pull/${{github.event.number}}
    steps:
      - name: Comment on PR
        uses: hasura/comment-progress@v2.2.0
        if: github.ref != 'refs/heads/main'
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          repository: ${{ github.repository }}
          number: ${{ github.event.number }}
          id: deploy-preview
          message: "Starting deployment of preview ⏳..."

      - name: Set domain
        run: echo "DOMAIN=lip6.github.io" >> $GITHUB_ENV # TODO set your custom domain
        # If you're using the default github pages url, use this instead:
        # run: echo "DOMAIN=${{ github.actor }}.github.io" >> $GITHUB_ENV

      - name: Checkout website repo
        uses: actions/checkout@v2
        with:
          submodules: true # fetch the theme
          # you need to set this as an environment env if your repo or any submodules (e.g the theme) is private:
          # token: ${{ secrets.PRIVATE_REPO_TOKEN }}

      - name: Set production base URL
        run: echo "BASE_URL=https://${{ env.DOMAIN }}/${{ github.event.repository.name }}/" >> $GITHUB_ENV

      - name: Setup PDM
        uses: pdm-project/setup-pdm@v3

      - name: Build website
        run: |
          sudo apt install -y graphviz doxygen doxygen-latex python3-docutils qtbase5-dev libqt5svg5-dev
          pdm sync -d --no-self
          pdm run meson setup --prefix=/home/runner/work/install -D docs=true -D only-docs=true -D docs-siteurl=$BASE_URL builddir
          pdm run meson install -C builddir

      - name: Deploy if this is the `main` branch
        uses: peaceiris/actions-gh-pages@v3
        if: github.ref == 'refs/heads/main'
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: /home/runner/work/install/share/doc/html
          cname: ${{ env.DOMAIN }} # TODO you need to set this if you're using a custom domain. Otherwise you can remove it.

      - name: Set base URL for preview if PR
        if: github.ref != 'refs/heads/main'
        run: echo "BASE_URL=https://${{ env.DOMAIN }}/${{ github.event.repository.name }}/${{ env.PR_PATH}}/" >> $GITHUB_ENV

      - name: Build PR preview website
        if: github.ref != 'refs/heads/main'
        run: |
          pdm run meson setup -D docs=true -D docs-siteurl=$BASE_URL builddir
          pdm run meson install -C builddir

      - name: Deploy to PR preview
        uses: peaceiris/actions-gh-pages@v3
        if: github.ref != 'refs/heads/main'
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: /home/runner/work/install/share/doc/html
          destination_dir: ${{ env.PR_PATH }} # TODO you need to set this if you're using a custom domain. Otherwise you can remove it.

      - name: Update comment
        uses: hasura/comment-progress@v2.2.0
        if: github.ref != 'refs/heads/main'
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          repository: ${{ github.repository }}
          number: ${{ github.event.number }}
          id: deploy-preview
          message: "A preview of ${{ github.event.after }} is uploaded and can be seen here:\n\n ✨ ${{ env.BASE_URL }} ✨\n\nChanges may take a few minutes to propagate. Since this is a preview of production, content with `draft: true` will not be rendered. The source is here: https://github.com/${{ github.repository }}/tree/gh-pages/${{ env.PR_PATH }}/"