name: Build + Deploy to GHCR

on:
  release:
    types: [published]

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build:
    name: Test Build
    runs-on: ubuntu-latest
    steps:
    - name: Checkout
      uses: actions/checkout@v2
      with:
        fetch-depth: 0

    - name: Setup .Net
      uses: actions/setup-dotnet@v1
      with:
        dotnet-version: 5.0.x

    - name: Restore Dependencies
      run: dotnet restore src/CodeCoverageSummary.sln

    - name: Build CodeCoverageSummary
      run: dotnet build src/CodeCoverageSummary.sln --configuration Release --no-restore

    - name: Test with sample file
      run: dotnet src/CodeCoverageSummary/bin/Release/net5.0/CodeCoverageSummary.dll src/coverage.cobertura.xml --badge true

    - name: Get Previous Tag
      id: get_previous_tag
      run: |
        PREV_TAG=$(git describe --abbrev=0 --tags "${{ github.ref }}^")
        echo "::set-output name=baseRef::${PREV_TAG}"

    - name: Generate Changelog
      id: generate_changelog
      uses: nblagoev/pull-release-notes-action@v1.0.2
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      with:
        base-ref: ${{ steps.get_previous_tag.outputs.baseRef }}
        head-ref: ${{ github.ref }}

    - name: Add Changelog to Release
      uses: irongut/EditRelease@v1.0.0
      with:
        token: ${{ secrets.GITHUB_TOKEN }}
        id: ${{ github.event.release.id }}
        body: ${{ steps.generate_changelog.outputs.result }}

  deploy:
    name: Deploy to GHCR
    needs: [build]
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v1
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v3
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

      - name: Build + Push Docker image
        uses: docker/build-push-action@v2
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}