name: test_coverage

on:
  pull_request:
    # open will be triggered when a pull request is created.
    # synchronize will be triggered when a pull request has new commits.
    # closed will be triggered when a pull request is closed.
    types: [opened, synchronize, closed]

env:
  METRICS_SERVICE_SECRET: ${{ secrets.GHASecretsGPGPassphrase1 }}

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

jobs:
  pod_lib_lint:
    if: github.repository == 'google/GoogleUtilities' && (github.event.action == 'synchronize' || github.event.action == 'opened' || github.event.pull_request.merged)
    runs-on: macos-latest
    strategy:
      matrix:
        target: [ios]
    steps:
    - uses: ruby/setup-ruby@v1
      with:
        ruby-version: "2.7"
    - uses: actions/checkout@v3
    - name: Setup Scripts Directory
      run: ./setup-scripts.sh
    - name: Setup Bundler
      run: ./scripts/setup_bundler.sh
    - name: PodLibLint DataTransport
      run: |
        scripts/health_metrics/pod_test_code_coverage_report.sh --sdk=GoogleUtilities --platform=${{ matrix.target }} --test_spec=unit,unit-swift --output_path="/Users/runner/GoogleUtilities-ios-unit.xcresult"
    - uses: actions/upload-artifact@v2
      with:
        name: codecoverage
        path: /Users/runner/*.xcresult
  manage_test_results:
    if: github.repository == 'google/GoogleUtilities' && (github.event.action == 'synchronize' || github.event.action == 'opened' || github.event.pull_request.merged)
    needs: pod_lib_lint
    runs-on: macOS-latest
    steps:
    - uses: actions/checkout@v3
      with:
        fetch-depth: 0
    - uses: actions/download-artifact@v2
      id: download
      with:
        path: /Users/runner/test
    - name: Setup Scripts Directory
      run: ./setup-scripts.sh
    - name: Access to Metrics Service
      if:  ${{ env.METRICS_SERVICE_SECRET }}
      run: |
        # Install gcloud sdk
        curl https://sdk.cloud.google.com > install.sh
        bash install.sh --disable-prompts
        echo "${HOME}/google-cloud-sdk/bin/" >> $GITHUB_PATH
        export PATH="${HOME}/google-cloud-sdk/bin/:${PATH}"

        # Activate the service account for Metrics Service.
        scripts/decrypt_gha_secret.sh scripts/gha-encrypted/metrics_service_access.json.gpg \
        metrics-access.json "${{ env.METRICS_SERVICE_SECRET }}"
        gcloud auth activate-service-account --key-file metrics-access.json
    - name: Build code coverage tool
      run: swift build --package-path firebase-ios-sdk/scripts/health_metrics/generate_code_coverage_report/
    - name: Generate report
      if: github.event.pull_request.merged != true && env.METRICS_SERVICE_SECRET
      env:
        pr_branch: ${{ github.event.pull_request.head.ref }}
      run: |
        common_commit=$(git merge-base remotes/origin/${pr_branch} remotes/origin/main)
        GITHUB_SHA=$(cat $GITHUB_EVENT_PATH | jq -r .pull_request.head.sha)
        if [ -d "${{steps.download.outputs.download-path}}" ]; then
        firebase-ios-sdk/scripts/health_metrics/generate_code_coverage_report/.build/debug/CoverageReportGenerator --presubmit "google/GoogleUtilities" --head-commit "${GITHUB_SHA}" --token $(gcloud auth print-identity-token) --xcresult-dir "${{steps.download.outputs.download-path}}/codecoverage" --log-link "https://github.com/google/GoogleUtilities/actions/runs/${GITHUB_RUN_ID}" --pull-request-num ${{github.event.pull_request.number}} --base-commit "$common_commit"
        fi
    - name: Update New Coverage Data
      if: github.event.pull_request.merged == true && env.METRICS_SERVICE_SECRET
      run: |
        if [ -d "${{steps.download.outputs.download-path}}" ]; then
        firebase-ios-sdk/scripts/health_metrics/generate_code_coverage_report/.build/debug/CoverageReportGenerator --merge "google/GoogleUtilities" --head-commit "${GITHUB_SHA}" --token $(gcloud auth print-identity-token) --xcresult-dir "${{steps.download.outputs.download-path}}/codecoverage" --log-link "https://github.com/google/GoogleUtilities/actions/runs/${GITHUB_RUN_ID}" --source-branch "${{ github.base_ref }}"
        fi