cd-registrants-portal-api.yml

name: cd-registrants-portal-api

on:
  push:
    branches:
      - master

    paths:
      - "registrants/src/API/**"
      - "shared/src/**"
      - ".github/workflows/cd-registrants-portal-api.yml"

env:
  IMAGE_NAME: registrants-portal-api
  WORKING_DIRECTORY: ./registrants/src/API

jobs:
  build:
    runs-on: ubuntu-latest
    if: github.event_name == 'push'

    steps:
      - uses: actions/checkout@v3

      - uses: docker/setup-buildx-action@v2
        id: buildx
        with:
          install: true

      - name: Log into registry
        uses: docker/login-action@v2
        with:
          registry: ${{ secrets.DOCKER_REGISTRY }}
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Set image repository
        id: set_image_repository
        run: |
          # Set image repository and change all uppercase to lowercase
          DOCKER_REPOSITORY=$(echo ${{ secrets.DOCKER_REGISTRY }}/${{ env.IMAGE_NAME }} | tr '[A-Z]' '[a-z]')
          echo "::set-output name=docker-repository::$DOCKER_REPOSITORY"
          
      - name: Pull image
        env:
          DOCKER_REPOSITORY: ${{ steps.set_image_repository.outputs.docker-repository }}
        run: docker pull $DOCKER_REPOSITORY:latest || true

      - name: Bump version and push tag
        id: tag_version
        uses: mathieudutour/github-tag-action@v6.0
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          tag_prefix: ${{ env.IMAGE_NAME }}=v
          fetch_all_tags: true

      - name: Build image
        env:
          DOCKER_REPOSITORY: ${{ steps.set_image_repository.outputs.docker-repository }}
        working-directory: ${{ env.WORKING_DIRECTORY }}
        run: |
          VERSION=$(echo "${{ steps.tag_version.outputs.new_tag }}" | awk -F=v '{print $NF}')
 
          echo DOCKER_REPOSITORY=${{ env.DOCKER_REPOSITORY }}
          echo VERSION=$VERSION          
 
          tar -czh . | docker build --load --tag ${{ env.DOCKER_REPOSITORY }}:latest --cache-from=${{ env.DOCKER_REPOSITORY }}:latest --build-arg VERSION=$VERSION -
          docker tag ${{ env.DOCKER_REPOSITORY }}:latest ${{ env.DOCKER_REPOSITORY }}:$VERSION

      - name: Push image
        env:
          DOCKER_REPOSITORY: ${{ steps.set_image_repository.outputs.docker-repository }}
        run: |
          docker push --all-tags ${{ env.DOCKER_REPOSITORY }}