name: release

on:
  release: # Docs: <https://git.io/JeBz1#release-event-release>
    types: [published]

jobs:
  demo:
    name: Update demonstration, hosted on github pages
    runs-on: ubuntu-latest
    steps:
      - name: Check out code
        uses: actions/checkout@v2

      - name: Setup NodeJS
        uses: actions/setup-node@v1 # Action page: <https://github.com/actions/setup-node>
        with:
          node-version: 12

      - name: Generate version value
        run: echo "::set-env name=PACKAGE_VERSION::${GITHUB_REF##*/v}"

      - uses: actions/cache@v2
        with:
          path: '**/node_modules'
          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}

      - name: Install dependencies
        run: yarn install

      - name: Generate pages
        run: ./bin/generator.js -c ./config.json -o ./out

      - name: Copy static files
        run: cp ./static/* ./out

      - name: Upload artifact
        uses: actions/upload-artifact@v2
        with:
          name: content
          path: out/

      - name: Switch to github pages branch
        uses: actions/checkout@v2
        with:
          ref: gh-pages

      - name: Download artifact
        uses: actions/download-artifact@v2
        with:
          name: content

      - name: Setup git
        run: |
          git config --global user.name "$GITHUB_ACTOR"
          git config --global user.email 'actions@github.com'
          git remote add github "https://$GITHUB_ACTOR:$GITHUB_TOKEN@github.com/$GITHUB_REPOSITORY.git"

      - name: Stage changes
        run: git add .

      - name: Commit changes
        run: git commit --allow-empty -m "Deploying ${GITHUB_SHA} to Github Pages"

      - name: Push changes
        run: git push github --force

  docker-image:
    name: Build docker image
    runs-on: ubuntu-latest
    steps:
      - name: Check out code
        uses: actions/checkout@v2
        with:
          fetch-depth: 1

      - name: Generate image tag value
        run: echo "::set-env name=IMAGE_TAG::${GITHUB_REF##*/[vV]}" # `/refs/tags/v1.2.3` -> `1.2.3`

      - name: Make docker login
        run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login -u "${{ secrets.DOCKER_LOGIN }}" --password-stdin &> /dev/null

      - name: Build image
        run: docker build --tag "tarampampam/error-pages:${IMAGE_TAG}" --tag "tarampampam/error-pages:latest" -f ./Dockerfile .

      - name: Push version image
        run: docker push "tarampampam/error-pages:${IMAGE_TAG}"

      - name: Push latest image
        run: docker push "tarampampam/error-pages:latest"