demo-deploy.yml

name: Demo Deployment

on:
  push:
    branches:
      - main
      - 'gcweb-pr*'
      - demo-deploy

jobs:
  build_and_deploy:
    runs-on: ubuntu-latest

    steps:
    # Step 1: Checkout the repository and initialize submodules
    - name: Checkout repository
      uses: actions/checkout@v3
      with:
        submodules: recursive  # This initializes and updates submodules automatically

    # Step 2: Set up Node.js and Bower
    - name: Set up Node.js
      uses: actions/setup-node@v3
      with:
        node-version: '18'
    - name: Install Bower
      run: npm install -g bower

    # Step 3: Install dependencies and build demo files
    - name: Install dependencies
      run: npm install --legacy-peer-deps
    - name: Build Demo Files (GCWeb)
      run: |
        grunt demo --branch=${{ github.ref_name }}
        docker compose up -d
    - name: Build Demo Files (WET-BOEW)
      run: grunt dist
    
    # Step 4: Copy built files to the gh-pages directory
    - name: Copy Built Files to gh-pages
      run: |
        # Ensure the gh-pages directory exists
        mkdir -p ${{ github.workspace }}/gh-pages
        # Copy the built files to gh-pages
        if [ -d "./~sites" ]; then rsync -av ./~sites/ ${{ github.workspace }}/gh-pages/; fi
        if [ -d "./dist" ]; then rsync -av ./dist/* ${{ github.workspace }}/gh-pages/; fi

    # Step 4.5: Verify gh-pages Directory Contents
    - name: Verify gh-pages Directory Contents
      run: ls -R ${{ github.workspace }}/gh-pages

    # Step 5: Clone or Ensure gh-pages Branch Exists and Update Submodule
    - name: Dist - Update Submodule
      run: |
        # Define the gh-pages path
        GHPAGES_PATH="${{ github.workspace }}/gh-pages"

        # Check if gh-pages directory exists
        if [ ! -d "$GHPAGES_PATH/.git" ]; then
        # Clone or initialize the gh-pages branch if not already present
        if git ls-remote --exit-code --heads https://github.com/${{ github.repository_owner }}/GCWeb.git gh-pages; then
            git clone --depth 1 https://github.com/${{ github.repository_owner }}/GCWeb.git --branch gh-pages "$GHPAGES_PATH"
        else
            # Create an empty gh-pages branch if it doesn't exist
            git clone --depth 1 https://github.com/${{ github.repository_owner }}/GCWeb.git "$GHPAGES_PATH"
            cd "$GHPAGES_PATH"
            git checkout --orphan gh-pages
            git rm -rf .
            touch .nojekyll  # To prevent GitHub Pages from trying to process files as Jekyll
            git commit --allow-empty -m "Initialize gh-pages branch"
            git push origin gh-pages
            cd ..
        fi
        else
        echo "gh-pages directory already exists; skipping clone."
        fi

        # Move into the gh-pages directory and update the submodule
        cd "$GHPAGES_PATH"
        git submodule update --init --recursive

        # Set Git user identity for commits in this environment
        git config user.name "GitHub Actions"
        git config user.email "actions@github.com"

        # If the submodule doesn't exist, add it
        if [ ! -d "GCWeb" ]; then
        git submodule add -b master https://github.com/ServiceCanada/wet-boew-demos.git GCWeb
        fi

        # Ensure we have the latest refs for the submodule's repository
        cd GCWeb
        git remote set-url origin https://github.com/ServiceCanada/wet-boew-demos.git
        git fetch --depth 1 origin

        # Try to reset to 'master'; if it doesn't exist, use 'gh-pages'
        if git rev-parse --verify origin/master > /dev/null 2>&1; then
        git reset --hard origin/master
        elif git rev-parse --verify origin/gh-pages > /dev/null 2>&1; then
        git reset --hard origin/gh-pages
        else
        echo "Neither 'master' nor 'gh-pages' branches found in the submodule repository."
        exit 1
        fi
        cd ..

        # Commit any changes and pull the latest gh-pages changes to avoid conflicts
        git add .gitmodules GCWeb
        git commit -m "Update submodule GCWeb" --allow-empty
        git pull --rebase origin gh-pages || true  # Ignore error if pull fails

    # Step 6: Force Push to gh-pages Branch with Authentication
    - name: Configure Remote with GitHub Token
      run: |
        cd ${{ github.workspace }}/gh-pages
        # Set the remote URL to use the GitHub token for authentication
        git remote set-url origin https://${{ secrets.GH_PAT }}@github.com/${{ github.repository_owner }}/GCWeb.git

    # Step 7: Force Push to gh-pages
    - name: Force Push to gh-pages
      run: |
        cd ${{ github.workspace }}/gh-pages
        # Force push changes to gh-pages
        git push origin gh-pages --force