name: Dependabot auto-merge

on: pull_request_target

jobs:
  check:
    runs-on: ubuntu-latest
    if: ${{ github.actor == 'dependabot[bot]' }}
    steps:
      - uses: actions/setup-node@v4
        with:
          node-version: lts/*
      - uses: actions/checkout@v3
        with:
          token: ${{ secrets.GH_TOKEN }}
          persist-credentials: false

      - name: Install dependencies
        run: npm i

      - name: Build
        run: npm run build

  dependabot:
    needs: [check]
    runs-on: ubuntu-latest
    if: ${{ github.actor == 'dependabot[bot]' }}
    steps:
      - name: Dependabot metadata
        id: metadata
        uses: dependabot/fetch-metadata@v1.6.0
        with:
          github-token: '${{ secrets.GH_TOKEN }}'
      - name: Enable auto-merge for Dependabot PRs
        if: ${{ steps.metadata.outputs.update-type == 'version-update:semver-patch' || steps.metadata.outputs.update-type == 'version-update:semver-minor' }}
        run: gh pr merge --auto --merge "$PR_URL"
        env:
          PR_URL: ${{github.event.pull_request.html_url}}
          GITHUB_TOKEN: ${{secrets.GH_TOKEN }}