auto_merge.yml

name: Automerge and Update Plots

# Controls when the action will run. 
on:
  pull_request_target:
  # Allows you to run this workflow manually from the Actions tab, only use for testing
  workflow_dispatch:

permissions:
  pull-requests: write
  contents: write

jobs:
  # first check if dependabot made the PR
  check-dependabot:
    # The type of runner that the job will run on
    runs-on: ubuntu-latest
    steps:
      - name: Fetch Dependabot metadata
        id: metadata
        uses: dependabot/fetch-metadata@v1.1.1
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}

  create-plots:
    # if a dependabot PR, then update the plots if its the JHU branch
    runs-on: ubuntu-latest
    needs: [check-dependabot]
    steps:
      - uses: actions/checkout@v2
        with:
          ref: ${{ github.event.pull_request.head.sha }}
          submodules: 'recursive'
      - id: get-dataset
        run: |
          id=$(echo ${GITHUB_HEAD_REF#refs/heads/} | cut -d/ -f5 | cut -d- -f1)
          echo "::set-output name=id::$id"
      - name: Set up Python
        if: ${{ steps.get-dataset.outputs.id == 'jhu'}}
        uses: actions/setup-python@v2
        with:
          python-version: 3.7
      # Runs a single command using the runners shell
      - name: Install dependencies and update plots
        if: ${{ steps.get-dataset.outputs.id == 'jhu'}}
        run: |
          pip install -r requirements.txt
          pip install .
          echo "Updating plots on ${GITHUB_HEAD_REF#refs/heads/}"
          python .github/update_plots.py
          git config --global user.email 41898282+github-actions[bot]@users.noreply.github.com
          git config --global user.name github-actions
          git add .github/*.png
          python .github/update_date.py
          git add .github/date_last_updated.yml
          git commit --message 'Update plots'
          git remote remove origin
          git remote add origin https://${{ secrets.PA_TOKEN }}@github.com/slwatkins/covid.git
          echo "Pushing to ${GITHUB_HEAD_REF#refs/heads/}"
          git push --quiet origin HEAD:${GITHUB_HEAD_REF#refs/heads/} > /dev/null 2>&1

  dependabot-merge:
    # merge the PR to master
    name: Merge dependabot updates
    needs: [create-plots]
    if: ${{ github.actor == 'dependabot[bot]' }}
    runs-on: ubuntu-latest
    steps:
      - name: Merge Dependabot PR
        uses: nick-invision/retry@v2
        with:
          max_attempts: 3
          timeout_minutes: 10
          retry_on: error
          command: gh pr merge --rebase "$PR_URL"
        env:
          PR_URL: ${{ github.event.pull_request.html_url }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}