checks.yml

name: Checks

on:
  pull_request:
    types: [opened, reopened, synchronize, labeled, unlabeled]

env:
  triggerLabelFull: "tests-requested: full"
  triggerLabelQuick: "tests-requested: quick"
  statusLabelInProgress: "tests: in-progress"
  statusLabelFailed: "tests: failed"
  skipReleaseNotesLabel: "skip-release-notes"

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
  cancel-in-progress: true

jobs:
  file_format_check:
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v3
        with:
          submodules: false
      - name: Setup python
        uses: actions/setup-python@v4
        with:
          python-version: 3.8
      - name: Install prerequisites
        run: python scripts/gha/install_prereqs_desktop.py
      - name: log clang format version
        shell: bash
        run: clang-format --version
      - name: git fetch origin main
        shell: bash
        run: git fetch origin main
      - name: Detect Formatting Changes
        shell: bash
        run: python3 scripts/format_code.py -git_diff -noformat_file -verbose -github_log
  
  check_integration_test_labels:
    # This check fails if integration tests are queued, in progress, or failed.
    runs-on: ubuntu-20.04
    steps:
    - uses: docker://agilepathway/pull-request-label-checker:latest
      with:
        none_of: "${{ env.statusLabelInProgress }},${{ env.statusLabelFailed }},${{ env.triggerLabelFull }},${{ env.triggerLabelQuick }}"
        repo_token: ${{ github.token }}

  generated_docs_check:
    # This check succeeds if Doxygen documentation generates without errors.
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v3
        with:
          submodules: false
      - name: Setup python
        uses: actions/setup-python@v4
        with:
          python-version: 3.8
      - name: Install prerequisites
        run: |
          python scripts/gha/install_prereqs_desktop.py
          python -m pip install unidiff
      - name: Generate headers
        run: |
          mkdir build
          cd build
          cmake ..
          cmake --build . --target FIREBASE_GENERATED_HEADERS
      - name: Install doxygen
        run: sudo apt-get install doxygen
      - name: Run doxygen
        run: |
          cp docs/Doxyfile /tmp/Doxyfile
          echo INPUT = $(find */src/include/firebase/ build/generated/ -name '*.h') >> /tmp/Doxyfile
          doxygen /tmp/Doxyfile 2>doxygen_errors.txt
          cat doxygen_errors.txt
      - name: Check output
        run: |
          if grep -Eq "error:|warning:" doxygen_errors.txt; then
            # Grep for warnings and print them out (replacing \n with %0A for github log)
            grep -E "error:|warning:|^  parameter" doxygen_errors.txt > doxygen_errors_filtered.txt
            cat doxygen_errors_filtered.txt | sed ':a;N;$!ba;s/\n/%0A/g' | sed 's/^/::error ::DOXYGEN ERRORS:  %0A/'
            python scripts/gha/pr_file_commenter.py -t ${{ github.token }} -p ${{ github.event.pull_request.number }} -T hidden-doxygen-comment-tag -P '📝 __Documentation issue:__ ' -S '' -f 10 < doxygen_errors_filtered.txt || true
            exit 1
          fi

  copyright_check:
    # Check for Google copyright in each file.
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v3
        with:
          submodules: false
      - name: Run check_copyright.sh
        run: |
          set -e
          bash scripts/gha/check_copyright.sh -g

  release_notes_check:
    # Check that the readme was updated, unless the PR has a specific label set (env.skipReleaseNotesLabel).
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v3
        # Skip this if the PR has the skipReleaseNotes label or if it's a merge to other than main.
        if: ${{!contains(github.event.pull_request.labels.*.name, env.skipReleaseNotesLabel) && (github.event.pull_request.base.ref == 'main')}}
        with:
          fetch-depth: 0
          submodules: false
      - name: Check whether release notes have been updated
        # Skip this if the PR has the skipReleaseNotes label or if it's a merge to other than main.
        if: ${{!contains(github.event.pull_request.labels.*.name, env.skipReleaseNotesLabel) && (github.event.pull_request.base.ref == 'main')}}
        env:
          HEAD_REF: ${{github.event.pull_request.head.ref}}
          BASE_REF: ${{github.event.pull_request.base.ref}}
        run: |
          set -e
          # Filename to check.
          README_FILE=release_build_files/readme.md
          # Determine the github merge base - same logic as integration_tests.yml
          # "git merge-base main branch_name" will give the common ancestor of both branches.
          MERGE_BASE=$(git merge-base "origin/${HEAD_REF}" "origin/${BASE_REF}" || true)
          # If MERGE_BASE can't be determined, ignore this check, something odd is going on.
          if [[ -n "${MERGE_BASE}" ]]; then
            DIFF_RESULT=$(git diff --name-only "origin/${HEAD_REF}..${MERGE_BASE}" -- "${README_FILE}")
            if [[ "${DIFF_RESULT}" != "${README_FILE}" ]]; then
              echo "::error ::Please update release notes (${README_FILE}) or add '${{env.skipReleaseNotesLabel}}' label."
              exit 1
            fi
          fi