changeset-release.yml

name: Changeset Release
run-name: Changeset Release ${{ github.event_name != 'pull_request' && '- Create PR' || github.event.pull_request.user.login != vars.RELEASE_BOT_LOGIN && '- Create PR' || '- Validate Version PR' }}

on:
  workflow_dispatch:
  pull_request:
    types: [closed, opened, labeled]

env:
  REPO_PATH: ${{ github.repository }}
  GIT_REF: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.sha || 'main' }}
  VERSION_BUMP_PR_TITLE: Zoo Code changeset version bump

jobs:
  # Job 1: Create version bump PR when changesets are merged to main
  changeset-pr-version-bump:
    # Loop guard: title comparison skips the version-bump PR itself so the job
    # doesn't recurse when that PR merges. The title is set by VERSION_BUMP_PR_TITLE.
    if: >
      ( github.event_name == 'pull_request' &&
      github.event.pull_request.merged == true &&
      github.event.pull_request.base.ref == 'main' &&
      github.event.pull_request.title != 'Zoo Code changeset version bump' ) ||
      github.event_name == 'workflow_dispatch'
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write
    steps:
      - name: Generate release bot token
        id: release-bot-token
        uses: actions/create-github-app-token@v3
        with:
          app-id: ${{ vars.RELEASE_APP_ID }}
          private-key: ${{ secrets.RELEASE_APP_PRIVATE_KEY }}
          permission-contents: write
          permission-pull-requests: write

      - name: Git Checkout
        uses: actions/checkout@v4
        with:
          token: ${{ steps.release-bot-token.outputs.token }}
          fetch-depth: 0
          ref: ${{ env.GIT_REF }}
      - name: Setup Node.js and pnpm
        uses: ./.github/actions/setup-node-pnpm

      # Check if there are any new changesets to process
      - name: Check for changesets
        id: check-changesets
        run: |
          NEW_CHANGESETS=$(find .changeset -name "*.md" ! -name "README.md" | wc -l | tr -d ' ')
          echo "Changesets diff with previous version: $NEW_CHANGESETS"
          echo "new_changesets=$NEW_CHANGESETS" >> $GITHUB_OUTPUT

      # Create version bump PR using changesets/action if there are new changesets
      - name: Changeset Pull Request
        if: steps.check-changesets.outputs.new_changesets != '0'
        id: changesets
        uses: changesets/action@v1
        with:
          commit: "chore: zoo code changeset version bump"
          title: ${{ env.VERSION_BUMP_PR_TITLE }}
          version: pnpm changeset:version # This performs the changeset version bump
        env:
          GITHUB_TOKEN: ${{ steps.release-bot-token.outputs.token }}

  # Job 2: Validate and approve version bump PRs created by the release bot
  changeset-pr-validate-approve:
    name: Validate and approve Bump version PRs
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write
    if: >
        github.event_name == 'pull_request' &&
        github.event.pull_request.base.ref == 'main' &&
        github.event.pull_request.user.login == vars.RELEASE_BOT_LOGIN &&
        github.event.pull_request.title == 'Zoo Code changeset version bump'
    steps:
      - name: Determine checkout ref
        id: checkout-ref
        env:
          EVENT_ACTION: ${{ github.event.action }}
          HEAD_REF: ${{ github.head_ref }}
          PR_SHA: ${{ github.event.pull_request.head.sha }}
          PR_AUTHOR: ${{ github.event.pull_request.user.login }}
          RELEASE_BOT_LOGIN: ${{ vars.RELEASE_BOT_LOGIN }}
        run: |
          echo "Event action: $EVENT_ACTION"
          echo "Actor: ${{ github.actor }}"
          echo "Head ref: $HEAD_REF"
          echo "PR SHA: $PR_SHA"
          echo "PR author: $PR_AUTHOR"

          if [[ "$EVENT_ACTION" == "opened" && "$PR_AUTHOR" == "$RELEASE_BOT_LOGIN" ]]; then
            echo "Using branch ref: $HEAD_REF"
            echo "git_ref=$HEAD_REF" >> $GITHUB_OUTPUT
          else
            echo "Using SHA ref: $PR_SHA"
            echo "git_ref=$PR_SHA" >> $GITHUB_OUTPUT
          fi

      - name: Checkout Repo
        uses: actions/checkout@v4
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          fetch-depth: 0
          ref: ${{ steps.checkout-ref.outputs.git_ref }}

      - name: Setup Node.js and pnpm
        uses: ./.github/actions/setup-node-pnpm
        with:
          install-args: "--frozen-lockfile"

      - name: Build workspace packages
        run: |
          pnpm --filter @roo-code/build build
          pnpm --filter @roo-code/vscode-webview build

      - name: Validate version bump PR
        env:
          POSTHOG_API_KEY: ${{ secrets.POSTHOG_API_KEY }}
        run: |
          package_name=$(node -p "require('./src/package.json').name")
          publisher=$(node -p "require('./src/package.json').publisher")
          package_version=$(node -p "require('./src/package.json').version")

          test "$package_name" = "zoo-code"
          test "$publisher" = "ZooCodeOrganization"

          node -e 'const version = process.argv[1]; if (!/^\d+\.\d+\.\d+(?:[-+][0-9A-Za-z.-]+)?$/.test(version)) { throw new Error("Invalid SemVer version: " + version) }' "$package_version"
          grep -q "## \\[$package_version\\]\\|## $package_version" CHANGELOG.md

          pnpm --filter ./src bundle --production
          cmp README.md src/README.md

          pnpm --filter ./src vsix
          test -f "bin/zoo-code-${package_version}.vsix"

          artifact_name=$(unzip -p "bin/zoo-code-${package_version}.vsix" extension/package.json | jq -r '.name')
          artifact_publisher=$(unzip -p "bin/zoo-code-${package_version}.vsix" extension/package.json | jq -r '.publisher')
          test "$artifact_name" = "zoo-code"
          test "$artifact_publisher" = "ZooCodeOrganization"

      # Add label to indicate release validation passed
      - name: Add changelog-ready label
        if: ${{ !contains(github.event.pull_request.labels.*.name, 'changelog-ready') }}
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            await github.rest.issues.addLabels({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.issue.number,
              labels: ['changelog-ready']
            });

      - name: Auto approve PR
        uses: hmarr/auto-approve-action@v4
        with:
          review-message: "Approving the Zoo Code changeset version bump PR after release validation passed"