auto-close-pr.yaml

name: Auto Close PRs

permissions:
  contents: write
  pull-requests: write 
  issues: write

# on:
#   pull_request_target:
#     types: [opened, reopened]

jobs:
  check_pr:
    name: Check PR
    runs-on: ubuntu-latest

    steps:
      - name: Check if student
        id: check_student
        uses: actions/github-script@v6
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          result-encoding: string
          script: |
            try {
              const response = await github.rest.orgs.checkMembershipForUser({
                org: `github-octernships`,
                username: context.payload.pull_request.user.login
              });

              if (response.status === 204) {
                return true;
              } else {
                return false;
              }
            } catch (error) {
              console.log(error);
              return 'false';
            }

      - name: Close PR
        id: close_pr
        if: ${{ steps.check_student.outputs.result == 'false' }}
        uses: actions/github-script@v6
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const body = `This pull request is being automatically closed because we do not accept external contributions to this repository. 
            Please apply to GitHub Octernships via the [offical page](https://education.github.com/students/octernships)`;

            await github.rest.issues.createComment({
              ...context.repo,
              issue_number: context.issue.number,
              body: body
            });

            await github.rest.pulls.update({
              ...context.repo,
              pull_number: context.payload.pull_request.number,
              state: 'closed'
            });