# yamllint disable-line rule:line-length
# SPDX-FileCopyrightText: 2024 Benjamin Grande M. S. <ben.grande.b@gmail.com>
#
# SPDX-License-Identifier: GPL-3.0-or-later

---
name: Reject pull requests of user's that don't read the contribution guidelines

# yamllint disable-line rule:truthy
on:
  pull_request:
    types:
      - opened
      - reopened
      - synchronize

jobs:
  reject-pr:
    permissions:
      contents: read
      pull-requests: write
    strategy:
      fail-fast: false
    runs-on: ubuntu-24.04
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: Block commits made using the GitHub WebUI
        id: check_committer
        run: |
          if test "${{ github.event_name}}" = "pull_request"
          then
            base="${{ github.event.pull_request.base.sha }}"
            head="${{ github.event.pull_request.head.sha }}"
          else
            base="${{ github.event.before }}"
            head="${{ github.event.after }}"
          fi
          if test "${base}" = "${head}" || test -z "${base}"
          then
            committer="$(git show -s --format=%cn ${head})"
          else
            committer="$(git show -s --format=%cn ${base}..${head})"
          fi
          if echo "${committer}" | grep -q "^GitHub$"; then
            echo "committer_gitweb=true" >> $GITHUB_OUTPUT
            echo "Commit was made using the GitHub WebUI" >&2
          fi
      - name: Block commits made using the GitHub WebUI
        if: steps.check_committer.outputs.committer_gitweb == 'true'
        uses: peter-evans/close-pull@v3
        with:
          # yamllint disable-line rule:line-length
          comment: 'Automatically closing this PR due to submitter not reading the contribution guidelines and using GitHub WebUI to commit. Please fix the issues and open a new PR after you have read the contribution guidelines.'
          delete-branch: false