name: Docker

on:
  # schedule:
  #  - cron: '0 10 1 * *'
  push:
    branches: [ master ]
    # Publish semver tags as releases.
    tags: [ '*.*.*' ]
  pull_request:
    branches: [ master ]

env:
  # github.repository as <account>/<repo>
  IMAGE_NAME: byjg/easy-haproxy


jobs:
  Test:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v2

      - name: Install requirements
        run: |
          cd src/
          pip install -r requirements.txt

      - name: Run tests
        run: |
          cd src/
          pytest -s tests/ -vv

  Build:
    runs-on: ubuntu-latest
    needs: Test
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v2

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1

      - name: Log into registry
        if: github.event_name != 'pull_request' || github.event.inputs.push == 'true'
        uses: docker/login-action@v1
        with:
          registry: ${{ secrets.DOCKER_REGISTRY }}
          username: ${{ secrets.DOCKER_REGISTRY_USER }}
          password: ${{ secrets.DOCKER_REGISTRY_TOKEN }}

      # Extract metadata (tags, labels) for Docker
      # https://github.com/docker/metadata-action
      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v3
        with:
          images: ${{ secrets.DOCKER_REGISTRY }}/${{ env.IMAGE_NAME }}

      - uses: actions/github-script@v6
        id: tags
        with:
          script: |
            tags = `${{ join(steps.meta.outputs.tags, ',') }}`
            result = []
            tags.split("\n").forEach(function (item) {
              short_tag = item.trim().split(":")[1]; 
              if (short_tag != "latest") {
                result.push(short_tag);
              }
            })
            return result.join(",");
          result-encoding: string
      - name: Get result
        run: echo "${{ steps.tags.outputs.result }}"

      # Build and push Docker image with Buildx (don't push on PR)
      # https://github.com/docker/build-push-action
      - name: Build and push Docker image
        uses: docker/build-push-action@v2
        with:
          context: .
          file: build/Dockerfile
          build-args: |
            RELEASE_VERSION_ARG="${{ steps.tags.outputs.result }}"
          platforms: linux/amd64,linux/arm64
          push: ${{ github.event_name != 'pull_request' || github.event.inputs.push == 'true' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
    
    outputs:
      tags: "${{ steps.tags.outputs.result }}"


      # - name: Docker Hub Description
      #   if: github.event_name != 'pull_request' || github.event.inputs.push == 'true'
      #   run: |
      #     wget -q  https://github.com/christian-korneck/docker-pushrm/releases/download/v1.8.0/docker-pushrm_linux_amd64 -O $HOME/.docker/cli-plugins/docker-pushrm
      #     chmod +x $HOME/.docker/cli-plugins/docker-pushrm
      #     docker pushrm ${{ env.IMAGE_NAME }}

  Helm:
    runs-on: 'ubuntu-latest'
    needs: Build
    if: github.ref == 'refs/heads/master' || startsWith(github.ref, 'refs/tags/')
    env:
      DOC_GITHUB_TOKEN: '${{ secrets.DOC_TOKEN }}'
    steps:
      - uses: actions/checkout@v3
        if: startsWith(github.ref, 'refs/tags/')
        with:
          ref: master
          
      - uses: actions/checkout@v3
        if: github.ref == 'refs/heads/master'

      - name: Get result
        run: echo "${{ needs.Build.outputs.tags }}"

      - name: Update versions
        if: startsWith(github.ref, 'refs/tags/')
        run: |
          TAG="${{ needs.Build.outputs.tags }}"
          CURRENT_VERSION=$(grep "appVersion: " helm/easyhaproxy/Chart.yaml |  sed 's#appVersion: "\(.*\)"#\1#g')

          if [ "$TAG" = "$CURRENT_VERSION" ]; then
            echo "Skipping update version..."
          else
            sed -i "s#easy-haproxy:[a-zA-Z0-9\.-]*#easy-haproxy:$TAG#g" deploy/docker/docker-compose.yml 
            sed -i "s#version: \"[a-zA-Z0-9\.-]*\"#version: \"$TAG\"#g" deploy/kubernetes/easyhaproxy-*.yml 
            sed -i "s#easy-haproxy:[a-zA-Z0-9\.-]*#easy-haproxy:$TAG#g" deploy/kubernetes/easyhaproxy-*.yml

            sed -i "s#easy-haproxy/[a-zA-Z0-9\.-]*/#easy-haproxy/$TAG/#g" docs/kubernetes.md
            sed -i "s#appVersion: \"[a-zA-Z0-9\.-]*\"#appVersion: \"$TAG\"#g" helm/easyhaproxy/Chart.yaml
          
            find examples -type f -name '*.yml' -exec sed -i "s#\(byjg/easy-haproxy:\)[a-zA-Z0-9\.-]*#\1$TAG#g" {} \; -print

            VERSION=$(grep "version: " helm/easyhaproxy/Chart.yaml |  sed 's#version: ##g')
            NEW_VERSION=$(echo $VERSION | awk -F. '/[0-9]+\./{$NF++;print}' OFS=.)

            sed -i "s#version: [a-zA-Z0-9\.]*#version: $NEW_VERSION#g" helm/easyhaproxy/Chart.yaml
            sed -i "s#chart: easyhaproxy-[a-zA-Z0-9\.]*#chart: easyhaproxy-$NEW_VERSION#g" deploy/kubernetes/easyhaproxy-*.yml 

            git add .
            git config --global user.name "$GITHUB_ACTOR CI/CD"
            git config --global user.email "info@byjg.com.br"
            git commit -m "[skip ci] Update from $CURRENT_VERSION to $TAG"
            git push
          fi

      - run: curl https://opensource.byjg.com/add-helm.sh | bash /dev/stdin helm easyhaproxy

  Documentation:
    runs-on: 'ubuntu-latest'
    needs: Helm
    if: github.ref == 'refs/heads/master'
    env:
      DOC_GITHUB_TOKEN: '${{ secrets.DOC_TOKEN }}'
    steps:
      - uses: actions/checkout@v2
      - run: curl https://opensource.byjg.com/add-doc.sh | bash /dev/stdin devops docker-easy-haproxy docs