gh-pages.yml

name: Generate and deploy documents

on:
  push:
    branches:
      - master

env:
  ## コンテキスト
  DOCUMENT_BRANCH: "gh-pages"

jobs:
  build:
    name: Generate document
    permissions:
      actions: write
      checks: write
      contents: write
    runs-on: ubuntu-22.04
    steps:
      - name: Set current datetime as env variable
        env:
          TZ: 'Asia/Tokyo' # Set timezone
        run: echo "CURRENT_DATETIME=$(date +'%Y-%m-%d %H:%M:%S')" >> $GITHUB_ENV

      - name: Checkout code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
      
      - name: Set git-configs
        run: |
          git config user.name github-actions
          git config user.email github-actions@github.com
          git config push.default current

      - name: Set whether the branch is already existing to GITHUB_ENV
        run: |
          branch_is_existing=$(
            git fetch origin ${{ env.DOCUMENT_BRANCH }} &&
            echo true ||
            echo false
          )
          echo "BRANCH_IS_EXISTING=${branch_is_existing}" >> $GITHUB_ENV

      - name: Create branch if not exist
        if: env.BRANCH_IS_EXISTING == 'false'
        run: | 
          git switch --orphan ${{ env.DOCUMENT_BRANCH }}
          touch .gitkeep
          git add .gitkeep
          git commit -m "initial commit"
          git push
          git switch master

      - name: Load environment variables from .env file
        run: |
          for line in $(grep -v '^#' ./doxygen/.env.pages); do
            echo $line >> $GITHUB_ENV
          done
      
      # - name: check env
      #   run: printenv

      - name: Update submodules
        run: git submodule update --init -- "doxygen/doxygen-awesome-css"

      - name: Make document (run docker compose) 
        run: docker compose --env-file .env.pages up && docker compose down
        working-directory: ./doxygen

      - name: Run after process
        run: docker run --rm --name ofr-doc-after -v $GITHUB_WORKSPACE:/usr/src/myapp -w /usr/src/myapp/doxygen python:3.9.16-bullseye python after_process.py $DOXYGEN_HTML_OUTPUT_DIR

      - name: Change owner
        run: | 
          sudo chown -R runner:docker ./$DOXYGEN_HTML_OUTPUT_DIR
          sudo chown -R runner:docker ./xml

      - name: Add Stash
        run: |
          git add ./$DOXYGEN_HTML_OUTPUT_DIR
          git stash push -- ./$DOXYGEN_HTML_OUTPUT_DIR

      - name: Reset changes
        run: git reset --hard
      
      - name: Switch to document branch
        run: git switch ${{ env.DOCUMENT_BRANCH }}
            
      - name: Remove unnecessary files
        run: git clean -df
      
      # - name: ls
      #   run: ls -all
      
      - name: Apply stash
        run: git checkout stash -- ./$DOXYGEN_HTML_OUTPUT_DIR
      
      - name: Commit and push
        continue-on-error: true
        run: |
          git add $DOXYGEN_HTML_OUTPUT_DIR/
          git commit -m "$CURRENT_DATETIME"
          git push

  deploy:
    name: Deploy pages
    needs: build
    permissions:
      contents: read
      pages: write
      id-token: write
    runs-on: ubuntu-latest
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Load environment variables from .env file
        run: |
          for line in $(grep -v '^#' ./doxygen/.env.pages); do
            echo $line >> $GITHUB_ENV
          done
      
      - name: Switch to document branch
        run: git switch ${{ env.DOCUMENT_BRANCH }}

      - name: Setup Pages
        uses: actions/configure-pages@v3
      
      # - name: check env
      #   run: printenv

      - name: Upload artifact
        uses: actions/upload-pages-artifact@v1
        with:
          # Upload entire repository
          path: ${{ env.DOXYGEN_HTML_OUTPUT_DIR }}
          #path: "./testpages"

      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v2