name: Tests and Checks

# Only run CI on pushes to main and pull requests
# We don't run CI on other branches, but those should be merged into main via a PR anyways which will trigger CI before the merge.
on:
  push:
    branches:
    - main
  pull_request:
    branches:
    - main

concurrency:
  group: ci-${{ github.ref }}-1
  cancel-in-progress: true

jobs:
  checks:
    runs-on: "ubuntu-latest"
    strategy:
      matrix:
        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", pypy-3.9]
        os: ["macos-latest", "ubuntu-latest", "windows-latest"]
    steps:
      - uses: actions/checkout@v3.3.0
        with:
          ref: ${{ github.event.pull_request.head.sha }} # Checkout pull request HEAD commit instead of merge commit
          fetch-depth: 0 # checkout all history, needed for hatch versioning

      - name: Setup python
        uses: actions/setup-python@v4.5.0
        with:
          python-version: ${{ matrix.python-version }}

      - name: Install pypa/build
        run: python -m pip install build==0.10.0

      - name: Install Hatch
        run: python -m pip install hatch==1.6.3

      - name: Unit Tests
        run: hatch run test:unit-tests

      - name: Code formatting (black)
        run: hatch run test:format
      
      - name: Code linting (ruff)
        run: hatch run test:lint

      - name: Install local gitlint for integration tests
        run: |
          hatch run qa:install-local

      - name: Integration tests (default -> GITLINT_USE_SH_LIB=1)
        run: |
          hatch run qa:integration-tests
        if: matrix.os != 'windows-latest'

      - name: Integration tests (GITLINT_USE_SH_LIB=1)
        run: |
          hatch run qa:integration-tests
        env:
          GITLINT_USE_SH_LIB: 1
        if: matrix.os != 'windows-latest'

      - name: Integration tests (GITLINT_QA_USE_SH_LIB=0)
        run: |
          hatch run qa:integration-tests -k "not(test_commit_hook_continue or test_commit_hook_abort or test_commit_hook_edit)" qa
        env:
          GITLINT_QA_USE_SH_LIB: 0
        if: matrix.os != 'windows-latest'

      - name: Integration tests (Windows)
        run: |
          hatch run qa:integration-tests -k "not (test_commit_hook_continue or test_commit_hook_abort or test_commit_hook_edit or test_lint_staged_stdin or test_stdin_file or test_stdin_pipe_empty)" qa
        if: matrix.os == 'windows-latest'

      - name: Build test (gitlint)
        run: |
          python -m build
          hatch clean

      - name: Build test (gitlint-core)
        run: |
          python -m build
          hatch clean
        working-directory: ./gitlint-core
      
      - name: Docs build (mkdocs)
        run: hatch run docs:build

      # Run gitlint. Skip during PR runs, since PR commit messages are transient and usually full of gitlint violations.
      # PRs get squashed and get a proper commit message during merge.
      - name: gitlint --debug
        run: hatch run dev:gitlint --debug
        continue-on-error: ${{ github.event_name	== 'pull_request' }} # Don't enforce gitlint in PRs

      - name: Code Coverage (coveralls)
        uses: coverallsapp/github-action@master
        with:
          path-to-lcov: ".coverage.lcov"
          github-token: ${{ secrets.GITHUB_TOKEN }}
          git-commit: ${{ github.event.pull_request.head.sha }}
          flag-name: gitlint-${{ matrix.os }}-${{ matrix.python-version }}
          parallel: true

  upload_coveralls:
    needs: checks
    runs-on: ubuntu-latest
    steps:
      - name: Upload coverage to coveralls
        uses: coverallsapp/github-action@master
        with:
          path-to-lcov: ".coverage.lcov"
          github-token: ${{ secrets.GITHUB_TOKEN }}
          parallel-finished: true
  
  check:  # This job does nothing and is only used for the branch protection
    if: always()  # Ref: https://github.com/marketplace/actions/alls-green#why

    needs:
      - upload_coveralls
      - checks

    runs-on: ubuntu-latest

    steps:
      - name: Decide whether the needed jobs succeeded or failed
        uses: re-actors/alls-green@release/v1
        with:
          jobs: ${{ toJSON(needs) }}

  # When on main, auto publish dev build
  auto-publish-dev:
    needs:
      - check
    if: github.ref == 'refs/heads/main'
    uses: ./.github/workflows/publish-release.yml
    secrets: inherit # pass all secrets (required to access secrets in a called workflow)
    with:
      pypi_target: "pypi.org"
      repo_release_ref: "main"