warn-version-bump.yml

name: Warn Version Bump

on: pull_request

jobs:
  warn-version-bump:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout target branch
        uses: actions/checkout@v3.5.3
        with:
          ref: ${{ github.base_ref }}

      - name: Set up JDK 17
        uses: actions/setup-java@v3
        with:
          java-version: 17
          distribution: temurin
          cache: gradle

      - name: Generate the api file
        run: |
          ./gradlew exportApi --no-daemon

      - name: Save public.api from target branch
        run: |
          mkdir ~/common/ && \
          mkdir ~/generativeai/ && \
          mv generativeai/public.api ~/generativeai/public.api && \
          mv common/public.api ~/common/public.api

      - name: Checkout branch
        uses: actions/checkout@v3.5.3

      - name: Set up JDK 17
        uses: actions/setup-java@v3
        with:
          java-version: 17
          distribution: temurin
          cache: gradle

      - name: Copy saved api to branch
        run: |
          mv ~/generativeai/public.api generativeai/public.api && \
          mv ~/common/public.api common/public.api
      - name: Run API versioning check
        run: |
          if ! test -d .changes || git diff --quiet ${{ github.event.pull_request.base.sha }}..HEAD .changes ; then ./gradlew warnVersionBump ; else exit 0 ; fi