name: Lint the changelog
on:
    pull_request:
        types: [opened, synchronize, reopened, edited]

jobs:
    lint-changelog:
        runs-on: ubuntu-latest
        steps:
            - name: Cancel Previous Runs
              uses: styfle/cancel-workflow-action@0.7.0
              with:
                  access_token: ${{ github.token }}
            - name: Check out repository code
              uses: actions/checkout@v2
              if: github.event.pull_request.user.login != 'renovate[bot]'
            - name: skip-workflow
              id: skip-workflow
              uses: saulmaldonado/skip-workflow@v1.1.0
              with:
                  phrase: /no changelog/i
                  github-token: ${{ secrets.GITHUB_TOKEN }}
                  pr-message: 'body'
                  search: '["pull_request"]'
            - name: Check for changelog entry
              if: github.event.pull_request.user.login != 'renovate[bot]' && !steps.skip-workflow.outputs.skip
              env:
                  PR_NUMBER: ${{github.event.number}}
              run: bin/ci/lint-changelog.sh
              shell: bash
            - name: Add a reminder label to the PR
              uses: ./.github/actions/pr-labeler
              if: github.event.pull_request.user.login != 'renovate[bot]' && always()
              with:
                  access_token: ${{ github.token }}
                  label: ${{ env.label || 'needs changelog entry' }}
                  action: ${{ env.label_action || 'remove' }}