ci.yml

name: Continuous Integration
on:
  schedule:
    - cron: "0 8 * * 1-5"
  push:
    branches: [main]
  pull_request:
    branches: [main]
  workflow_dispatch:

concurrency:
  group: actions-id-${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  check-formatting:
    name: Check Build and Formatting Errors
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Install Dependencies
        run: |
          python -m pip install pycodestyle isort

      - name: Check Build
        run: |
          python -m pip install .
      
      - name: Run pycodestyle
        run: |
          pycodestyle --statistics --count --max-line-length=150 --show-source --ignore=E203 .

      - name: Check Import Ordering Errors
        run: |
          isort --check-only --verbose .

  build-and-test:
    needs: check-formatting
    continue-on-error: true
    strategy:
      fail-fast: false
      matrix:
        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
        os: [ubuntu-latest, windows-latest, macos-latest]

    runs-on: ${{ matrix.os }}
    defaults:
      run:
        shell: bash -el {0}
    name: ${{ matrix.os }} Python ${{ matrix.python-version }} Subtest
    steps:
      - uses: actions/checkout@v3
      - uses: mamba-org/setup-micromamba@main
        with:
          environment-name: temp
          condarc: |
            channels:
              - defaults
              - conda-forge
            channel_priority: flexible
          create-args: |
            python=${{ matrix.python-version }}
      - name: Install Minimal Dependencies
        run: |
          python -m pip install -e .
          python -m pip install coverage pytest
      - name: Run Minimal Tests
        run: |
          coverage run --source=. --omit=astartes/__init__.py,setup.py,test/* -m pytest -v
      - name: Install Molecules Dependencies
        run: |
          python -m pip install -e .[molecules]
      - name: Run All Tests
        run: |
          coverage run --source=. --omit=astartes/__init__.py,setup.py,test/* -m pytest -v
      - name: Show Coverage
        run: |
          coverage report -m

  ipynb-ci:
    needs: check-formatting
    strategy:
      fail-fast: false
      matrix:
        nb-file:
          ["barrier_prediction_with_RDB7/RDB7_barrier_prediction_example", "train_val_test_split_sklearn_example/train_val_test_split_example", "split_comparisons/split_comparisons", "mlpds_2023_astartes_demonstration/mlpds_2023_demo"]
    runs-on: ubuntu-latest
    defaults:
      run:
        shell: bash -el {0}
    name: Check ${{ matrix.nb-file }} Notebook Execution
    steps:
      - uses: actions/checkout@v3
      - uses: mamba-org/setup-micromamba@main
        with:
          environment-name: temp
          condarc: |
            channels:
              - defaults
              - conda-forge
            channel_priority: flexible
          create-args: |
            python=3.11
      - name: Install dependencies
        run: |
          python -m pip install -e .[molecules,demos]
          python -m pip install notebook
      - name: Test Execution
        run: |
          cd examples/$(dirname ${{ matrix.nb-file }})
          jupyter nbconvert --to script $(basename ${{ matrix.nb-file }}).ipynb
          ipython $(basename ${{ matrix.nb-file }}).py

  coverage-check:
    if: contains(github.event.pull_request.labels.*.name, 'PR Ready for Review')
    needs: [build-and-test, ipynb-ci]
    runs-on: ubuntu-latest
    defaults:
      run:
        shell: bash -el {0}
    steps:
      - uses: actions/checkout@v3
      - uses: conda-incubator/setup-miniconda@v2
        with:
          auto-update-conda: true
          python-version: "3.10"
      - name: Install Dependencies
        run: |
          python -m pip install -e .[molecules]
          python -m pip install coverage
      - name: Run Tests
        run: |
          coverage run --source=. --omit=astartes/__init__.py,setup.py,test/*,astartes/samplers/sampler.py -m unittest discover -v
      - name: Show Coverage
        run: |
          coverage report -m > temp.txt
          cat temp.txt
          python .github/workflows/coverage_helper.py
          echo "COVERAGE_PERCENT=$(cat temp2.txt)" >> $GITHUB_ENV

      - name: Request Changes via Review
        if: ${{ env.COVERAGE_PERCENT < 90 }}
        uses: andrewmusgrave/automatic-pull-request-review@0.0.5
        with:
          repo-token: ${{ secrets.GITHUB_TOKEN }}
          event: REQUEST_CHANGES
          body: "Increase test coverage from ${{ env.COVERAGE_PERCENT }}% to at least 90% before merging."

      - name: Approve PR if Coverage Sufficient
        if: ${{ env.COVERAGE_PERCENT > 89 }}
        uses: andrewmusgrave/automatic-pull-request-review@0.0.5
        with:
          repo-token: ${{ secrets.GITHUB_TOKEN }}
          event: APPROVE
          body: "Test coverage meets or exceeds 90% threshold (currently ${{ env.COVERAGE_PERCENT }}%)."

  ci-report-status:
    name: report CI status
    needs: [build-and-test, ipynb-ci]
    runs-on: ubuntu-latest
    steps:
      - run: |
          result_1="${{ needs.build-and-test.result }}"
          result_2="${{ needs.ipynb-ci.result }}"
          if test $result_1 == "success" && test $result_2 == "success"; then
            exit 0
          else
            exit 1
          fi