---
name: Documentation
on:
  push:
    branches:
      - main
    tags:
      - "[0-9]+.[0-9]+.[0-9]+"

env:
  COLORTERM: 'yes'
  TERM: 'xterm-256color'
  PYTEST_ADDOPTS: '--color=yes'

jobs:
  docs:
    runs-on: ubuntu-latest
    if: github.repository == 'ansible-middleware/keycloak'
    permissions:
      actions: write
      checks: write
      contents: write
      deployments: write
      packages: write
      pages: write
    steps:
      - name: Check out code
        uses: actions/checkout@v2
        with:
          path: ansible_collections/middleware_automation/keycloak
          fetch-depth: 0

      - name: Set up Python
        uses: actions/setup-python@v2
        with:
          python-version: 3.9

      - name: Install doc dependencies
        run: |
          python -m pip install --upgrade pip
          pip install -r ansible_collections/middleware_automation/keycloak/docs/requirements.txt
          pip install -r ansible_collections/middleware_automation/keycloak/requirements.txt
          sudo apt install -y sed hub

      - name: Create default collection path
        run: |
          mkdir -p /home/runner/.ansible/collections/ansible_collections

      - name: Create doc directories and resources
        run: |
          mkdir -p ./docs/plugins ./docs/roles
          cat ./docs/roles.rst.template > ./docs/roles/index.rst
          antsibull-docs collection --use-current --squash-hierarchy --dest-dir docs/plugins  middleware_automation.keycloak
          for role_readme in roles/*/README.md; do ln -f -s ../../$role_readme ./docs/roles/$(basename $(dirname $role_readme)).md; echo " * :doc:\`$(basename $(dirname $role_readme))\`" >> ./docs/roles/index.rst; done
        working-directory: ansible_collections/middleware_automation/keycloak

      - name: Scan PR merges from latest tag
        run: |
          TYPES=("minor_changes" "major_changes" "bugfixes" "deprecated_features" "removed_features")
          TAG=$(git describe --abbrev=0 --tags)
          PRS=($(comm -12 <(git log --oneline ${TAG}.. --format="tformat:%H" | sort ) <(hub pr list -s all -f '%sm%n' --color=never | sort )))
          IFS=$'\n' FRAGMENTS=($(hub pr list -s all -f '%sm~%I~%L~%t~%n' --color=never| grep -P "$(echo "^(${PRS[@]})" | tr ' ' '|')"))
          for frag in "${FRAGMENTS[@]}"; do
            PR=$(echo $frag|cut -d~ -f2)
            type="$(echo $frag|cut -d~ -f3)"
            msg="$(echo $frag|cut -d~ -f4|sed 's/`/``/g')"
            if [[ "${TYPES[*]}" =~ "${type}" ]]; then
              echo -e "$type:\n  - >\n    $msg \`#${PR}<https://github.com/ansible-middleware/keycloak/pull/${PR}>\`" \
                > changelogs/fragments/${PR}.yaml
            fi
          done
          antsibull-changelog lint -vvv
          if [[ "${{github.ref}}" == "refs/heads/main" ]]; then
            antsibull-changelog release --version "$(grep version galaxy.yml | awk -F'"' '{ print $2 }')-devel" -v
          fi
        working-directory: ansible_collections/middleware_automation/keycloak
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Run sphinx
        run: |
          sphinx-build -M html . _build -v
        working-directory: ansible_collections/middleware_automation/keycloak/docs/

      - name: Commit docs
        run: |
          git config user.name github-actions
          git config user.email github-actions@github.com
          git stash
          git checkout gh-pages
          rm -rf $(basename ${GITHUB_REF})
          mv docs/_build/html $(basename ${GITHUB_REF})
          ln --force --no-dereference --symbolic   main latest
          git show origin/main:docs/_gh_include/header.inc > index.html
          (echo main; echo latest; dirname *.*.*/index.html | sort --version-sort --reverse) | xargs -I@@ -n1 echo '<li class="toctree-l1"><a class="reference internal" href="@@/">@@</a></li>' >> index.html
          git show origin/main:docs/_gh_include/footer.inc >> index.html
          git add $(basename ${GITHUB_REF}) latest index.html
          git commit -m "Update docs for $(basename ${GITHUB_REF})" || true
          git push origin gh-pages
        working-directory: ansible_collections/middleware_automation/keycloak/