react/.github/workflows/shared_ghstack_land.yml

name: (Shared) ghstack land

on:
  issue_comment:
    types: [created]

permissions: {}

env:
  TZ: /usr/share/zoneinfo/America/Los_Angeles
  # https://github.com/actions/cache/blob/main/tips-and-workarounds.md#cache-segment-restore-timeout
  SEGMENT_DOWNLOAD_TIMEOUT_MINS: 1

jobs:
  check_access:
    runs-on: ubuntu-latest
    outputs:
      is_member_or_collaborator: ${{ steps.check_access.outputs.result }}
    steps:
      - name: Check access
        id: check_access
        if: ${{ github.event.comment.author_association == 'MEMBER' || github.event.comment.author_association == 'COLLABORATOR' }}
        run: echo "is_member_or_collaborator=true" >> "$GITHUB_OUTPUT"

  check_maintainer:
    if: ${{ needs.check_access.outputs.is_member_or_collaborator == 'true' }}
    needs: [check_access]
    uses: facebook/react/.github/workflows/shared_check_maintainer.yml@main
    permissions:
      # Used by check_maintainer
      contents: read
    with:
      actor: ${{ github.event.comment.user.login }}

  ghstack_land:
    if: ${{ needs.check_maintainer.outputs.is_core_team == 'true' && github.event.issue.pull_request && contains(github.event.comment.body, '/land') }}
    needs: [check_maintainer]
    runs-on: ubuntu-latest
    steps:
      - name: Add reaction to comment
        uses: actions/github-script@v7
        with:
          script: |
            const owner = context.repo.owner;
            const repo = context.repo.repo;
            const comment_id = "${{ github.event.comment.id }}"

            await github.rest.reactions.createForCommitComment({
              owner,
              repo,
              comment_id,
              content: "rocket",
            });
      - name: Get PR details
        id: get-pr
        run: |
          PR_NUMBER=${{ github.event.issue.number }}
          echo "PR number is $PR_NUMBER"
          echo "pr_number=$PR_NUMBER" >> $GITHUB_OUTPUT

          # Get PR details using GitHub API
          PR_DATA=$(curl -s \
            -H "Authorization: token ${{ github.token }}" \
            -H "Accept: application/vnd.github.v3+json" \
            "${{ github.api_url }}/repos/${{ github.repository }}/pulls/$PR_NUMBER")

          # Extract useful information
          PR_HEAD_REF=$(echo "$PR_DATA" | jq -r .head.ref)
          PR_HEAD_SHA=$(echo "$PR_DATA" | jq -r .head.sha)
          PR_URL="${{ github.server_url }}/${{ github.repository }}/pull/$PR_NUMBER"

          echo "pr_branch=$PR_HEAD_REF" >> $GITHUB_OUTPUT
          echo "pr_sha=$PR_HEAD_SHA" >> $GITHUB_OUTPUT
          echo "pr_url=$PR_URL" >> $GITHUB_OUTPUT
          echo "pr_branch=$PR_HEAD_REF"
          echo "pr_sha=$PR_HEAD_SHA"
          echo "pr_url=$PR_URL"
      - uses: actions/checkout@v4
      - uses: actions/cache@v4
        with:
          path: ~/.cache/pip
          key: ghstack-pip-${{ runner.arch }}-${{ runner.os }}-${{ hashFiles('**/requirements.txt') }}
      - uses: actions/setup-python@v4
        with:
          python-version: 3.9
      - name: Install ghstack
        run: pip install requests ghstack
      - name: Restore cached node_modules
        uses: actions/cache@v4
        id: node_modules
        with:
          path: |
            **/node_modules
          key: ghstack-node_modules-v6-${{ runner.arch }}-${{ runner.os }}-${{ hashFiles('.github/workflows/scripts/ghstack/yarn.lock') }}
      - uses: actions/setup-node@v4
        with:
          node-version-file: '.nvmrc'
          cache: yarn
          cache-dependency-path: .github/workflows/scripts/ghstack/yarn.lock
      - run: yarn install --cwd .github/workflows/scripts/ghstack --frozen-lockfile
        if: steps.node_modules.outputs.cache-hit != 'true'
      - name: Check Current CI Status
        run: |
          echo ${{ github.event.issue.number }}
          yarn --cwd .github/workflows/scripts/ghstack check-permissions ${{ github.event.issue.number }} ${{steps.get-pr.outputs.pr_branch}}
        env:
          GITHUB_TOKEN: ${{ github.token }}
      - name: Land It!
        run: |
          git config --global user.email "facebook-github-bot@users.noreply.github.com"
          git config --global user.name "Facebook Community Bot"
          cat <<EOF > ~/.ghstackrc
          [ghstack]
          github_url = github.com
          github_oauth = $GITHUB_TOKEN
          github_username = facebook-github-bot
          remote_name = origin
          EOF
          ghstack land "${{ steps.get-pr.outputs.pr_url }}"
        env:
          GITHUB_TOKEN: ${{ github.token }}