build_project.yml

name: build-project

on:
  push:
  pull_request:
    branches: main
  release:
    types: [published]

env:
  REGISTRY_GITHUB: ghcr.io
  IMAGE_NAME: ${{ github.repository }}
  PACKAGE_BRANCHES: '["main", "forecast", "homeassistant-auto-discovery"]'

jobs:
  variables:
    outputs:
      ref_name: ${{ steps.var.outputs.ref_name}}
    runs-on: "ubuntu-latest"
    steps:
      - name: Setting global variables
        uses: actions/github-script@v7
        id: var
        with:
          script: |
            core.setOutput('ref_name', '${{ github.ref_name }}'.toLowerCase().replaceAll(/[/.]/g, '-').trim('-'));

  build-service:
    runs-on: ubuntu-latest
    needs: [variables]
    env:
      REF_NAME: ${{ needs.variables.outputs.ref_name }}
    permissions:
      id-token: write
      contents: write
    strategy:
      matrix:
        python-version:
          - "3.10"
          - "3.11"
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: ${{ matrix.python-version }}

      - name: Cache Python packages
        uses: actions/cache@v4
        with:
          path: |
            ~/.cache/pip
            !~/.cache/pip/log
          key: ${{ runner.os }}-python-${{ matrix.python-version }}-pip-${{ hashFiles('**/requirements.txt') }}
          restore-keys: |
            ${{ runner.os }}-python-${{ matrix.python-version }}-pip-
            ${{ runner.os }}-python-${{ matrix.python-version }}-
            ${{ runner.os }}-python-
            ${{ runner.os }}-pip-

      - name: Install build package
        run: |
          python -m pip install --upgrade pip
          pip install build

      - name: Build package
        run: python -m build

      - name: Save python artifacts
        uses: actions/upload-artifact@v4
        with:
          name: python-artifacts-${{ matrix.python-version }}-${{ env.REF_NAME }}
          path: |
            dist

      - name: Publish package to pypi
        if: ${{github.event_name == 'release' && matrix.python-version == '3.11'}}
        uses: pypa/gh-action-pypi-publish@release/v1
        with:
          packages-dir: dist/

      - name: Publish assets to github
        if: ${{github.event_name == 'release' && matrix.python-version == '3.11'}}
        uses: svenstaro/upload-release-action@v2
        with:
          repo_token: ${{ github.token }}
          file: dist/*
          tag: ${{ github.ref }}
          overwrite: true
          file_glob: true

  build-docker:
    runs-on: ubuntu-latest
    needs: [variables, build-service]
    env:
      REF_NAME: ${{ needs.variables.outputs.ref_name }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Generate static _version.py
        run: python freeze_version.py

      - name: Set up QEMU
        uses: docker/setup-qemu-action@master
        with:
          platforms: linux/amd64,linux/arm64,linux/arm/v7

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

      - name: Log in to the Docker github container registry
        if: ${{github.event_name == 'release' || (github.event_name == 'push' && contains(fromJSON(env.PACKAGE_BRANCHES), github.ref_name))}}
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY_GITHUB }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Log in to the Docker container registry
        if: ${{github.event_name == 'release'}}
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker (No Release)
        id: meta
        if: ${{github.event_name != 'release'}}
        uses: docker/metadata-action@v5
        with:
          images: |
            ${{ env.REGISTRY_GITHUB }}/${{ env.IMAGE_NAME }}

      - name: Extract metadata (tags, labels) for Docker (Release)
        id: meta_release
        if: ${{github.event_name == 'release'}}
        uses: docker/metadata-action@v5
        with:
          images: |
            ${{ env.IMAGE_NAME }}
            ${{ env.REGISTRY_GITHUB }}/${{ env.IMAGE_NAME }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          builder: ${{ steps.buildx.outputs.name }}
          context: .
          platforms: linux/amd64,linux/arm64,linux/arm/v7
          push: ${{github.event_name == 'release' || (github.event_name == 'push' && contains(fromJSON(env.PACKAGE_BRANCHES), github.ref_name))}}
          tags: ${{github.event_name == 'release' && steps.meta_release.outputs.tags || steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max