opencode/.github/workflows/pr-management.yml

name: pr-management

on:
  pull_request_target:
    types: [opened]

jobs:
  check-duplicates:
    if: |
      github.event.pull_request.user.login != 'actions-user' &&
      github.event.pull_request.user.login != 'opencode' &&
      github.event.pull_request.user.login != 'rekram1-node' &&
      github.event.pull_request.user.login != 'thdxr' &&
      github.event.pull_request.user.login != 'kommander' &&
      github.event.pull_request.user.login != 'jayair' &&
      github.event.pull_request.user.login != 'fwang' &&
      github.event.pull_request.user.login != 'adamdotdevin' &&
      github.event.pull_request.user.login != 'iamdavidhill' &&
      github.event.pull_request.user.login != 'opencode-agent[bot]'
    runs-on: blacksmith-4vcpu-ubuntu-2404
    permissions:
      contents: read
      pull-requests: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 1

      - name: Setup Bun
        uses: ./.github/actions/setup-bun

      - name: Install dependencies
        run: bun install

      - name: Install opencode
        run: curl -fsSL https://opencode.ai/install | bash

      - name: Build prompt
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          PR_NUMBER: ${{ github.event.pull_request.number }}
        run: |
          {
            echo "Check for duplicate PRs related to this new PR:"
            echo ""
            echo "CURRENT_PR_NUMBER: $PR_NUMBER"
            echo ""
            echo "Title: $(gh pr view "$PR_NUMBER" --json title --jq .title)"
            echo ""
            echo "Description:"
            gh pr view "$PR_NUMBER" --json body --jq .body
          } > pr_info.txt

      - name: Check for duplicate PRs
        env:
          OPENCODE_API_KEY: ${{ secrets.OPENCODE_API_KEY }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          PR_NUMBER: ${{ github.event.pull_request.number }}
        run: |
          COMMENT=$(bun script/duplicate-pr.ts -f pr_info.txt "Check the attached file for PR details and search for duplicates")

          gh pr comment "$PR_NUMBER" --body "_The following comment was made by an LLM, it may be inaccurate:_

          $COMMENT"

  add-contributor-labels:
    runs-on: ubuntu-latest
    permissions:
      pull-requests: write
      issues: write
    steps:
      - name: Add appropriate contributor labels
        uses: actions/github-script@v8
        with:
          script: |
            const prNumber = context.payload.pull_request.number;
            const authorAssociation = context.payload.pull_request.author_association;
            const prAuthor = context.payload.pull_request.user.login;

            console.log(`Author: ${prAuthor}, Association: ${authorAssociation}`);

            // Add opencode-contributor label if they have prior contributions
            if (authorAssociation === 'CONTRIBUTOR') {
              await github.rest.issues.addLabels({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: prNumber,
                labels: ['opencode-contributor']
              });
              console.log('Added opencode-contributor label');
            }
            // Check for OSS contributions only if NOT a contributor/collaborator/owner
            else if (authorAssociation !== 'COLLABORATOR' && authorAssociation !== 'OWNER') {
              console.log(`Checking OSS contributions for: ${prAuthor}`);

              // Query user's contributions via GraphQL
              const result = await github.graphql(`
                query($login: String!) {
                  user(login: $login) {
                    login
                    contributionsCollection {
                      pullRequestContributionsByRepository(maxRepositories: 20) {
                        repository {
                          owner { login }
                          isPrivate
                        }
                        contributions(first: 1) {
                          nodes {
                            pullRequest { merged }
                          }
                        }
                      }
                      commitContributionsByRepository(maxRepositories: 20) {
                        repository {
                          owner { login }
                          isPrivate
                        }
                        contributions {
                          totalCount
                        }
                      }
                    }
                  }
                }
              `, {
                login: prAuthor
              });

            // Check if user has any contributions to external public repos
            const isExternalPublicRepo = repo =>
              repo.repository.owner.login !== prAuthor && !repo.repository.isPrivate;

            const { pullRequestContributionsByRepository, commitContributionsByRepository } =
              result.user.contributionsCollection;

            const hasOSSContributions =
              pullRequestContributionsByRepository
                .filter(isExternalPublicRepo)
                .some(repo => repo.contributions.nodes.some(c => c.pullRequest.merged)) ||
              commitContributionsByRepository
                .filter(isExternalPublicRepo)
                .some(repo => repo.contributions.totalCount > 0);

            console.log(`Has OSS contributions: ${hasOSSContributions}`);

            // Add label if user is an OSS contributor
            if (hasOSSContributions) {
                await github.rest.issues.addLabels({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  issue_number: prNumber,
                  labels: ['oss-contributor']
                });
                console.log('Added oss-contributor label');
              } else {
                console.log('User has no OSS contributions to other repos');
              }
            } else {
              console.log(`User is ${authorAssociation}, skipping OSS check`);
            }