name: Release
on: push

env:
  GITHUB_TOKEN: ${{ secrets.CR_PAT }}
  REGISTRY: ghcr.io
  NODE_VERSION: '12'
  GO_VERSION: '1.15'

jobs:
  container:
    runs-on: ubuntu-18.04
    steps:
    - name: Source checkout
      uses: actions/checkout@v2
    - name: Set output
      id: branch
      run: echo ::set-output name=short_ref::${GITHUB_REF#refs/*/}
    - name: Check output
      run: echo ${{ steps.branch.outputs.short_ref }}
    - name: Generate Short SHA Container Tag
      id: vars
      run: echo "::set-output name=sha_short::SHA-$(git rev-parse --short HEAD)"
    - name: Cache Docker layers
      uses: actions/cache@v2
      with:
        path: /tmp/.buildx-cache
        key: ${{ runner.os }}-buildx-${{ github.sha }}
        restore-keys: |
          ${{ runner.os }}-buildx-
    - name: Set up QEMU
      uses: docker/setup-qemu-action@v1
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v1
    - name: Login to DockerHub
      uses: docker/login-action@v1 
      with:
        username: ${{ github.actor }}
        password: ${{ secrets.CR_PAT }}
        registry: ${{ env.REGISTRY }}
    - uses: docker/build-push-action@v2
      with:
        context: .
        file: ./build/dockerfile
        platforms: linux/amd64
        tags: ${{ env.REGISTRY }}/${{ github.repository }}:${{ steps.vars.outputs.sha_short }},${{ env.REGISTRY }}/${{ github.repository }}:${{ steps.branch.outputs.short_ref }}
        push: true
        cache-from: type=local,src=/tmp/.buildx-cache
        cache-to: type=local,mode=max,dest=/tmp/.buildx-cache

  release:
    runs-on: ubuntu-18.04
    needs: [container]
    env:
      DOCKER_USERNAME: ${{ github.actor }}
      DOCKER_PASSWORD: ${{ secrets.CR_PAT }}
    steps:
    - name: Source checkout
      uses: actions/checkout@v2
    - name: Generate Short SHA Container Tag
      id: vars
      run: echo "::set-output name=sha_short::SHA-$(git rev-parse --short HEAD)"
    - name: Docker Login
      run: docker login $REGISTRY -u $GITHUB_ACTOR -p $GITHUB_TOKEN
    - name: Docker Pull short-sha
      run: docker pull $REGISTRY/$GITHUB_REPOSITORY:${{ steps.vars.outputs.sha_short }}
    - name: Semantic Release
      id: semantic
      uses: cycjimmy/semantic-release-action@v2
      with:
        dry_run: false
        semantic_version: 17.0.4
    - name: Do something when a new release published
      if: steps.semantic.outputs.new_release_published == 'true'
      run: |
        echo ${{ steps.semantic.outputs.new_release_version }}
        echo ${{ steps.semantic.outputs.new_release_major_version }}
        echo ${{ steps.semantic.outputs.new_release_minor_version }}
        echo ${{ steps.semantic.outputs.new_release_patch_version }}
    - name: Docker Tag Version
      run: docker tag $REGISTRY/$GITHUB_REPOSITORY:${{ steps.vars.outputs.sha_short }} $REGISTRY/$GITHUB_REPOSITORY:${{ steps.semantic.outputs.new_release_version }}
      if: steps.semantic.outputs.new_release_published == 'true'
    - name: Docker Tag Latest
      run: docker tag $REGISTRY/$GITHUB_REPOSITORY:${{ steps.vars.outputs.sha_short }} $REGISTRY/$GITHUB_REPOSITORY:latest
      if: steps.semantic.outputs.new_release_published == 'true'
    - name: Docker Push Version
      run: docker push $REGISTRY/$GITHUB_REPOSITORY:${{ steps.semantic.outputs.new_release_version }}
      if: steps.semantic.outputs.new_release_published == 'true'
    - name: Docker Push Latest
      run: docker push $REGISTRY/$GITHUB_REPOSITORY:latest
      if: steps.semantic.outputs.new_release_published == 'true'