name: CI

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master

jobs:
  test:
    name: "JDK ${{ matrix.java }}"
    strategy:
      matrix:
        java: [ 8, 11 ]
    runs-on: ubuntu-latest
    steps:
      # Cancel any previous runs for the same branch that are still running.
      - name: 'Cancel previous runs'
        uses: styfle/cancel-workflow-action@0.9.0
        with:
          access_token: ${{ github.token }}
      - name: 'Check out repository'
        uses: actions/checkout@v2.3.4
      - name: 'Cache local Maven repository'
        uses: actions/cache@v2.1.6
        with:
          path: ~/.m2/repository
          key: maven-${{ hashFiles('**/pom.xml') }}
          restore-keys: |
            maven-
      - name: 'Set up JDK ${{ matrix.java }}'
        uses: actions/setup-java@v2
        with:
          java-version: ${{ matrix.java }}
          distribution: 'zulu'
      - name: 'Install'
        shell: bash
        run: mvn -B dependency:go-offline test clean -U --quiet --fail-never -DskipTests=true -f build-pom.xml
      - name: 'Test'
        shell: bash
        run: mvn -B verify -U --fail-at-end -Dsource.skip=true -Dmaven.javadoc.skip=true -f build-pom.xml

  publish_snapshot:
    name: 'Publish snapshot'
    needs: test
    if: github.event_name == 'push' && github.repository == 'google/auto'
    runs-on: ubuntu-latest
    steps:
      - name: 'Check out repository'
        uses: actions/checkout@v2.3.4
      - name: 'Cache local Maven repository'
        uses: actions/cache@v2.1.6
        with:
          path: ~/.m2/repository
          key: maven-${{ hashFiles('**/pom.xml') }}
          restore-keys: |
            maven-
      - name: 'Set up JDK 11'
        uses: actions/setup-java@v2
        with:
          java-version: 11
          distribution: 'zulu'
          server-id: sonatype-nexus-snapshots
          server-username: CI_DEPLOY_USERNAME
          server-password: CI_DEPLOY_PASSWORD
      - name: 'Publish'
        env:
          CI_DEPLOY_USERNAME: ${{ secrets.CI_DEPLOY_USERNAME }}
          CI_DEPLOY_PASSWORD: ${{ secrets.CI_DEPLOY_PASSWORD }}
        run: ./util/publish-snapshot-on-commit.sh

  generate_docs:
    name: 'Generate latest docs'
    needs: test
    if: github.event_name == 'push' && github.repository == 'google/auto'
    runs-on: ubuntu-latest
    steps:
      - name: 'Check out repository'
        uses: actions/checkout@v2.3.4
      - name: 'Cache local Maven repository'
        uses: actions/cache@v2.1.6
        with:
          path: ~/.m2/repository
          key: maven-${{ hashFiles('**/pom.xml') }}
          restore-keys: |
            maven-
      - name: 'Set up JDK 11'
        uses: actions/setup-java@v2
        with:
          java-version: 11
          distribution: 'zulu'
      - name: 'Generate latest docs'
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: ./util/generate-latest-docs.sh