ci_cd.yaml

# Continuous improvement and delivery

name: 🐍 Publish Python distribution 📦 to PyPI and TestPyPI

on:
  push:
    branches:
      - main
      - development

jobs:
  # Always build the package
  build:
    name: 🛠️ Build distribution 📦
    # Only publish to PyPI on tag pushes and on TestPyPI if branch is development
    if: startsWith(github.ref_name, 'refs/tags/v') || github.ref_name == 'development'
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4
    - name: Set up Python
      uses: actions/setup-python@v4
      with:
        python-version: "3.x"
    - name: Install pypa/build
      run: >-
        python3 -m
        pip install
        build
        --user
    - name: Build a binary wheel and a source tarball
      run: python3 -m build
    - name: Store the distribution packages
      uses: actions/upload-artifact@v3
      with:
        name: python-package-distributions
        path: dist/

  # Publish to PyPI only for tags that start with 'v'
  publish-to-pypi:
    name: >-
      🐍 Publish Python distribution 📦 to PyPI
    if: startsWith(github.ref_name, 'refs/tags/v')  # only publish to PyPI on tag pushes
    needs:
    - build
    runs-on: ubuntu-latest

    environment:
      name: release
      url: https://pypi.org/p/dlunch

    permissions:
      id-token: write  # IMPORTANT: mandatory for trusted publishing

    steps:
    - name: Download all the dists
      uses: actions/download-artifact@v3
      with:
        name: python-package-distributions
        path: dist/
    - name: Publish distribution package to PyPI
      uses: pypa/gh-action-pypi-publish@release/v1

  # Then release to github
  github-release:
    name: >-
      🖋️ Sign the Python distribution 📦 with Sigstore
      and upload them to GitHub Release
    needs:
    - publish-to-pypi
    runs-on: ubuntu-latest

    permissions:
      contents: write  # IMPORTANT: mandatory for making GitHub Releases
      id-token: write  # IMPORTANT: mandatory for sigstore

    steps:
    - name: Download all the dists
      uses: actions/download-artifact@v3
      with:
        name: python-package-distributions
        path: dist/
    - name: Sign the dists with Sigstore
      uses: sigstore/gh-action-sigstore-python@v1.2.3
      with:
        inputs: >-
          ./dist/*.tar.gz
          ./dist/*.whl
    - name: Create GitHub Release
      env:
        GITHUB_TOKEN: ${{ github.token }}
      run: >-
        gh release create
        '${{ github.ref_name }}'
        --repo '${{ github.repository }}'
        --notes ""
    - name: Upload artifact signatures to GitHub Release
      env:
        GITHUB_TOKEN: ${{ github.token }}
      # Upload to GitHub Release using the `gh` CLI.
      # `dist/` contains the built packages, and the
      # sigstore-produced signatures and certificates.
      run: >-
        gh release upload
        '${{ github.ref_name }}' dist/**
        --repo '${{ github.repository }}'

  # And build container
  build_container:
    name: 🐋 Build Docker image
    needs:
    - publish-to-pypi
    runs-on: ubuntu-latest
    if: contains(github.event.head_commit.message, 'Merge')

    environment:
      name: release
      url: https://hub.docker.com/r/michelealberti/data-lunch-app

    steps:
      - name: Checkout 
        uses: actions/checkout@v3
        with: 
          ref: main
      - name: Login to DockerHub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      - name: Build and push
        uses: docker/build-push-action@v3
        with:
          context: ./
          file: ./docker/web/Dockerfile.web
          builder: ${{ steps.buildx.outputs.name }}
          push: true
          tags: ${{ secrets.DOCKER_HUB_USERNAME }}/data-lunch-app:stable
          cache-from: type=registry,ref=${{ secrets.DOCKER_HUB_USERNAME }}/data-lunch-app:buildcache
          cache-to: type=registry,ref=${{ secrets.DOCKER_HUB_USERNAME }}/data-lunch-app:buildcache,mode=max

  # If on development just publish to TestPyPI
  publish-to-testpypi:
    name: 🧪 Publish Python distribution 📦 to TestPyPI
    needs:
    - build
    runs-on: ubuntu-latest
    if: github.ref_name == 'development' # only publish to PyPI on tag pushes

    environment:
      name: test-release
      url: https://test.pypi.org/p/dlunch

    permissions:
      id-token: write  # IMPORTANT: mandatory for trusted publishing

    steps:
    - name: Download all the dists
      uses: actions/download-artifact@v3
      with:
        name: python-package-distributions
        path: dist/
    - name: Publish distribution 📦 to TestPyPI
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        repository-url: https://test.pypi.org/legacy/