name: Run Tests

env:
  GIT_AUTHOR_EMAIL: "packages@datadoghq.com"
  GIT_AUTHOR_NAME: "ci.datadog-api-spec"

on:
  pull_request:
    branches:
      - master

concurrency:
  group: unit-${{ github.head_ref }}
  cancel-in-progress: true

jobs:
  pre-commit:
    runs-on: ubuntu-latest
    if: >
      github.event.pull_request.draft == false &&
      !contains(github.event.pull_request.labels.*.name, 'ci/skip') &&
      !contains(github.event.pull_request.head.ref, 'datadog-api-spec/test/')
    steps:
      - name: Get GitHub App token
        id: get_token
        uses: tibdex/github-app-token@v1
        with:
          app_id: ${{ secrets.PIPELINE_GITHUB_APP_ID }}
          private_key: ${{ secrets.PIPELINE_GITHUB_APP_PRIVATE_KEY }}
      - uses: actions/checkout@v2
        with:
          fetch-depth: 0
          ref: ${{ github.event.pull_request.head.sha }}
          token: ${{ steps.get_token.outputs.token }}
      - name: Install pre-commit
        run: python -m pip install pre-commit
      - name: set PY
        run: echo "PY=$(python -c 'import hashlib, sys;print(hashlib.sha256(sys.version.encode()+sys.executable.encode()).hexdigest())')" >> $GITHUB_ENV
      - uses: actions/cache@v2
        with:
          path: ~/.cache/pre-commit
          key: pre-commit|${{ env.PY }}|${{ hashFiles('.pre-commit-config.yaml') }}
      - id: pre_commit
        name: Run pre-commit
        if: github.event.action != 'closed' && github.event.pull_request.merged != true
        run: |
          pre-commit run --from-ref ${{ github.event.pull_request.base.sha }} --to-ref ${{ github.event.pull_request.head.sha }} --show-diff-on-failure --color=always
      - name: Commit changes
        if: ${{ failure() }}
        run: |-
          git add -A
          git config user.name "${GIT_AUTHOR_NAME}"
          git config user.email "${GIT_AUTHOR_EMAIL}"
          git commit -m "pre-commit fixes"
          git push origin HEAD:${{ github.event.pull_request.head.ref }}
          exit 1

  test:
    strategy:
      matrix:
        ruby-version: ["2.5", "2.6", "2.7"]
        platform: [ubuntu-latest, macos-latest] # , windows-latest]
        # test only latest version on macos and windows
        exclude:
          - platform: macos-latest
            ruby-version: "2.5"
          - platform: macos-latest
            ruby-version: "2.6"
          # - platform: windows-latest
          #   ruby-version: '2.5'
          # - platform: windows-latest
          #   ruby-version: '2.6'
    runs-on: ${{ matrix.platform }}
    if: github.event.pull_request.draft == false && !contains(github.event.pull_request.labels.*.name, 'ci/skip') && !contains(github.event.pull_request.head.ref, 'datadog-api-spec/test/')
    steps:
      - uses: actions/checkout@v2
      - name: Set up Ruby ${{ matrix.ruby-version }}
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: ${{ matrix.ruby-version }}
          bundler-cache: true
          # modify repository secret when there are problems with installing gems
          cache-version: ${{ secrets.CACHE_VERSION }}
      - name: Test
        run: ./run-tests.sh
        shell: bash

  examples:
    runs-on: ubuntu-latest
    if: github.event.pull_request.draft == false && !contains(github.event.pull_request.labels.*.name, 'ci/skip') && !contains(github.event.pull_request.head.ref, 'datadog-api-spec/test/')
    steps:
      - uses: actions/checkout@v2
      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: "2.7"
          bundler-cache: true
          # modify repository secret when there are problems with installing gems
          cache-version: ${{ secrets.CACHE_VERSION }}
      - name: Check examples
        run: ./check-examples.sh
        shell: bash

  report:
    runs-on: ubuntu-latest
    if: always() && github.event_name == 'pull_request' && contains(github.event.pull_request.head.ref, 'datadog-api-spec/generated/')
    needs:
      - test
      - examples
    steps:
      - name: Get GitHub App token
        if: github.event_name == 'pull_request'
        id: get_token
        uses: tibdex/github-app-token@v1
        with:
          app_id: ${{ secrets.PIPELINE_GITHUB_APP_ID }}
          private_key: ${{ secrets.PIPELINE_GITHUB_APP_PRIVATE_KEY }}
          repository: DataDog/datadog-api-spec
      - name: Checkout code
        uses: actions/checkout@v2
      - name: Post status check
        uses: DataDog/github-actions/post-status-check@v1.0.0
        with:
          github-token: ${{ steps.get_token.outputs.token }}
          repo: datadog-api-spec
          status: ${{ needs.test.result == 'success' && needs.examples.result == 'success' && 'success' || 'failure' }}
          context: unit