.github/workflows/update_prebuilts.yml

# This workflow creates a new PR with the updated build ids for Playground prebuilts.
# To run it, navigate to https://github.com/androidx/androidx/actions/workflows/update_prebuilts.yml
# and click "Run workflow"
name: Update Prebuilts
on:
  workflow_dispatch:
    inputs:
      target-branch:
        description: 'The target branch for the PR'
        required: false
        default: 'androidx-main'
        type: string
      comment:
        description: 'Any comment you would like to add to the PR body'
        required: false
        default: ''
        type: string
jobs:
  update-prebuilts:
    runs-on: ubuntu-latest
    steps:
      - name: "Checkout androidx repo"
        uses: actions/checkout@v2
      - name: "Run update prebuilt snapshot ids script"
        shell: bash
        run: development/update_playground.sh
      - name: "Check if anything changed"
        shell: bash
        id: "check-for-changes"
        run: |
          set -x
          git status
          HAS_CHANGES=`git status --porcelain|grep playground\.properties|wc -l`
          echo "::set-output name=has_changes::$HAS_CHANGES"
      - name: "Create a PR"
        shell: bash
        id: "create-pr"
        if: ${{ steps.check-for-changes.outputs.has_changes >= 1 }}
        run: |
          set -x
          BRANCH_NAME="ci-workflow-bot/update-prebuilts-$(date "+%Y-%m-%d-%H-%M")/${{ github.run_id }}-${{ github.run_number }}"
          git config user.email "androidx-github-bot@google.com"
          git config user.name "AndroidX Github Bot"
          git checkout -b $BRANCH_NAME
          git add playground-common/playground.properties
          git commit -m "Update playground snapshot ids" # PR body overrides this commit message
          git push origin $BRANCH_NAME
          # create pull request
          gh pr create --base ${{ github.event.inputs.target-branch || 'androidx-main' }} \
            --title "[AndroidX Github Bot] Update playground snapshot ids" \
            --body "This CL was created by the update_prebuilts workflow.
            ${{ github.event.inputs.comment || '' }}
            Bug: n/a
            Test: CI"
        env:
          GITHUB_TOKEN: ${{ secrets.ANDROIDX_GITHUB_BOT_TOKEN }}