action.yml

name: Check External Contributor
description: Checks if PR creator is in a GitHub team and adds a label if not

inputs:
  github_team_slug:
    description: "GitHub team slug to check membership against (e.g., 'solace-ai')"
    required: true
  label_name:
    description: "Label to add to PR if creator is not in the team"
    required: false
    default: "external contributor"
  github-token:
    description: "GitHub token for API access"
    required: true

runs:
  using: composite
  steps:
    - name: Check if PR creator is in team
      id: check-team
      uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
      with:
        github-token: ${{ inputs.github-token }}
        script: |
          const teamSlug = '${{ inputs.github_team_slug }}';
          const org = context.repo.owner;
          const prCreator = context.payload.pull_request.user.login;

          console.log(`🔍 Checking team membership for PR creator...`);
          console.log(`  - Team slug: ${teamSlug}`);
          console.log(`  - PR creator: ${prCreator}`);
          console.log(`  - Organization: ${org}`);

          try {
            const { data } = await github.rest.teams.getMembershipForUserInOrg({
              org: org,
              team_slug: teamSlug,
              username: prCreator
            });

            core.setOutput('is_member', 'true');
            console.log(`✅ PR creator is a member of the team`);
          } catch (error) {
            if (error.status === 404) {
              core.setOutput('is_member', 'false');
              console.log(`⚠️  PR creator is not a member of the team`);
            } else {
              console.log(`⚠️  Could not verify team membership (${error.message}), assuming external contributor`);
              core.setOutput('is_member', 'false');
            }
          }

    - name: Add external contributor label
      if: steps.check-team.outputs.is_member == 'false'
      uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
      with:
        github-token: ${{ inputs.github-token }}
        script: |
          const labelName = '${{ inputs.label_name }}';
          const prNumber = context.issue.number;

          console.log(`🏷️  Adding label "${labelName}" to PR #${prNumber}...`);

          await github.rest.issues.addLabels({
            owner: context.repo.owner,
            repo: context.repo.repo,
            issue_number: prNumber,
            labels: [labelName]
          });

          console.log(`✅ Added label "${labelName}" to PR #${prNumber}`);