release_package.yml

name: Release tagged package

on: [workflow_dispatch]

jobs:
  pylint:
    strategy:
      matrix:
        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
    uses: ./.github/workflows/define-pylint.yml
    with:
      python-version: ${{ matrix.python-version }}

  pytest:
    strategy:
      matrix:
        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
    uses: ./.github/workflows/define-pytest.yml
    with:
      python-version: ${{ matrix.python-version }}

  build:
    runs-on: self-hosted
    strategy:
      matrix:
        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
    steps:
    - uses: actions/checkout@v3
    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v3
      with:
        python-version: ${{ matrix.python-version }}
    - name: Install dependencies
      shell: bash
      run: |
        python -m pip install --upgrade pip
        pip install build
        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
    - name: Run all tests with pytest
      run: |
        python -m build
    - name: Persist builds
      uses: actions/upload-artifact@v4
      with:
        name: build-dist-${{ matrix.python-version }}
        path: dist/*

  tag:
    runs-on: self-hosted
    outputs:
      release-tag: ${{ steps.read-tag.outputs.release-tag }}
    steps:
    - uses: actions/checkout@v3
    - name: Set up Python 3.12
      uses: actions/setup-python@v3
      with:
        python-version: "3.12"
    - name: Install dependencies
      shell: bash
      run: |
        python -m pip install --upgrade pip
        pip install tomli
        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
    - name: Read tag from pyproject.toml
      id: read-tag
      shell: bash
      run: |
        TAG=$(python -c 'import tomli; print(tomli.load(open("pyproject.toml", "rb"))["project"]["version"])')
        echo "release-tag=$(echo $TAG)" >> GITHUB_OUTPUT
    - uses: mukunku/tag-exists-action@v1.6.0
      id: check-tag
      with: 
        tag: ${{ steps.read-tag.outputs.release-tag }}
    - name: Fail if tag exists
      run: |
        echo "Tag exists!"
        exit 1
      if: steps.check-tag.outputs.exists == 'true' 

  release:
    needs: [pylint, pytest, build, tag]
    runs-on: self-hosted
    permissions:
      contents: write
    steps:
    - uses: actions/checkout@v3
    - name: Load persisted builds
      uses: actions/download-artifact@v4
      with:
        pattern: build-dist-*
        path: dist/*
        merge-multiple: true
    - name: Add body.md
      shell: bash
      run: |
        touch body.md
    - name: Create new release
      uses: ncipollo/release-action@v1
      with:
        tag: ${{ needs.tag.outputs.release-tag }}
        artifacts: "dist/*"
        bodyFile: "body.md"