on: [pull_request]

name: Check pull request
jobs:
  test-pr:
    runs-on: ubuntu-latest
    steps:
    - name: Check if relevant files have changed
      uses: actions/github-script@0.9.0
      id: service-changed
      with:
        result-encoding: string
        script: |
          const result = await github.pulls.listFiles({
            owner: context.payload.repository.owner.login,
            repo: context.payload.repository.name,
            pull_number: context.payload.number,
            per_page: 100
          })
          const shouldRun = result.data.filter(f => !f.filename.endsWith(".md") || !f.filename.endsWith(".yml")).length > 0
          console.log(shouldRun)
          return shouldRun

    - name: Checkout repository
      if: ${{ steps.service-changed.outputs.result == 'true' }}
      uses: actions/checkout@v2

    - name: Copy CI gradle.properties
      if: ${{ steps.service-changed.outputs.result == 'true' }}
      run: mkdir -p ~/.gradle ; cp .github/ci-gradle.properties ~/.gradle/gradle.properties

    - uses: burrunan/gradle-cache-action@v1
      name: Run unit tests
      with:
        arguments: testDebug

    - name: (Fail-only) upload test report
      if: failure()
      uses: actions/upload-artifact@v2
      with:
          name: Test report
          path: app/build/reports