cd.yml

name: CD

on:
  workflow_dispatch:

jobs:
  build-and-deploy:
    runs-on: ubuntu-latest
    env:
      SOURCE_REPOSITORY: ProjectPollo/gatsby-website
      SOURCE_BRANCH: feature/restyling 
      TARGET_BRANCH: gh-pages
      SOURCE_DIR: source
      TARGET_DIR: target
      BUILD_DIR: public
      ACCESS_TOKEN: ${{ secrets.ACCESS_TOKEN }}
    steps:
      - name: Checkout target
        uses: actions/checkout@v2
        with:
          path: ${{ env.TARGET_DIR }}
          fetch-depth: 0

      - name: Checkout source
        uses: actions/checkout@v2
        with:
          repository: ${{ env.SOURCE_REPOSITORY }}
          ref: ${{ env.SOURCE_BRANCH }}
          token: ${{ env.ACCESS_TOKEN }}
          path: ${{ env.SOURCE_DIR }}

      - name: Build source
        run: |
          # Enter source directory
          cd "${GITHUB_WORKSPACE}/${SOURCE_DIR}"
          npm install --silent
          npm run-script build

      - name: Commit to target
        run: |
          # Enter target directory
          cd "${GITHUB_WORKSPACE}/${TARGET_DIR}"
          # Configure git
          git config --global user.name "$GITHUB_ACTOR"
          git config --global user.email "${GITHUB_ACTOR}@bots.github.com"
          # Wipe everything and copy build
          git checkout "$TARGET_BRANCH"
          rm -rf *
          mv -f "${GITHUB_WORKSPACE}/${SOURCE_DIR}/${BUILD_DIR}"/* .
          BUILD_SHA=$(git -C "${GITHUB_WORKSPACE}/${SOURCE_DIR}" rev-parse --short HEAD) 
          # Add changes
          git add .
          git commit -m "Deploying from @ ${BUILD_SHA} 🚀"
          git push