release.yml

name: Release

on:
  push:
    branches:
      - main
  workflow_dispatch:

permissions:
  contents: write
  id-token: write

jobs:
  publish:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Use Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 20
          registry-url: https://registry.npmjs.org
          always-auth: true

      - name: Determine release state
        id: determine
        run: |
          set -euo pipefail
          CURRENT_VERSION=$(node -p "require('./package.json').version")
          echo "current_version=$CURRENT_VERSION" >> "$GITHUB_OUTPUT"

          # Abort if version contains beta/alpha/rc (prerelease identifiers)
          if echo "$CURRENT_VERSION" | grep -qE '(beta|alpha|rc)'; then
            echo "ERROR: Cannot publish prerelease version '$CURRENT_VERSION' as official release" >&2
            echo "This is main branch - version should not contain beta/alpha/rc" >&2
            exit 1
          fi
          if git rev-parse HEAD^ >/dev/null 2>&1; then
            PREVIOUS_VERSION=$(node -e "const { execSync } = require('node:child_process'); try { const data = execSync('git show HEAD^:package.json', { stdio: ['ignore', 'pipe', 'ignore'] }); const json = JSON.parse(data.toString()); if (json && typeof json.version === 'string') { process.stdout.write(json.version); } } catch (error) {}")
            PREVIOUS_VERSION=${PREVIOUS_VERSION//$'\n'/}
          else
            PREVIOUS_VERSION=""
          fi
          echo "previous_version=$PREVIOUS_VERSION" >> "$GITHUB_OUTPUT"
          if [ "$CURRENT_VERSION" = "$PREVIOUS_VERSION" ]; then
            echo "changed=false" >> "$GITHUB_OUTPUT"
          else
            echo "changed=true" >> "$GITHUB_OUTPUT"
          fi
          git fetch --tags --force
          if git tag -l "v$CURRENT_VERSION" | grep -q "v$CURRENT_VERSION"; then
            echo "tag_exists=true" >> "$GITHUB_OUTPUT"
          else
            echo "tag_exists=false" >> "$GITHUB_OUTPUT"
          fi

      - name: Verify NPM token
        if: steps.determine.outputs.changed == 'true' && steps.determine.outputs.tag_exists == 'false'
        run: |
          if [ -z "${NPM_TOKEN}" ]; then
            echo "NPM_TOKEN secret is required" >&2
            exit 1
          fi
        env:
          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}

      - name: Install dependencies
        if: steps.determine.outputs.changed == 'true' && steps.determine.outputs.tag_exists == 'false'
        run: npm install

      - name: Run Tests
        if: steps.determine.outputs.changed == 'true' && steps.determine.outputs.tag_exists == 'false'
        run: npm test

      - name: Update README and Tag
        if: steps.determine.outputs.changed == 'true' && steps.determine.outputs.tag_exists == 'false'
        id: update_readme
        run: |
          CURRENT_VERSION="${{ steps.determine.outputs.current_version }}"
          
          git checkout main
          git pull origin main
          
          # Update version in README.md (looking for pattern opencode-antigravity-auth-updated@x.y.z)
          sed -i "s/opencode-antigravity-auth-updated@[0-9]\+\.[0-9]\+\.[0-9]\+/opencode-antigravity-auth-updated@$CURRENT_VERSION/g" README.md
          
          if ! git diff --quiet README.md; then
            git config user.name "github-actions[bot]"
            git config user.email "github-actions[bot]@users.noreply.github.com"
            git add README.md
            git commit -m "docs: update readme version to $CURRENT_VERSION [skip ci]"
            git push origin main
            echo "README updated"
          else
            echo "README already up to date"
          fi
          
          # Create and push tag on the current HEAD
          git tag "v$CURRENT_VERSION"
          git push origin "v$CURRENT_VERSION"

      - name: Build
        if: steps.determine.outputs.changed == 'true' && steps.determine.outputs.tag_exists == 'false'
        run: npm run build

      - name: Verify build artifacts
        if: steps.determine.outputs.changed == 'true' && steps.determine.outputs.tag_exists == 'false'
        run: |
          set -euo pipefail
          [ -f dist/index.js ] || { echo "dist/index.js missing" >&2; exit 1; }
          [ -f dist/index.d.ts ] || { echo "dist/index.d.ts missing" >&2; exit 1; }
          [ -d dist/src ] || { echo "dist/src/ missing" >&2; exit 1; }

      - name: Generate release notes
        if: steps.determine.outputs.changed == 'true' && steps.determine.outputs.tag_exists == 'false'
        id: release_notes
        run: |
          set -euo pipefail
          CURRENT_VERSION="${{ steps.determine.outputs.current_version }}"
          PREVIOUS_VERSION="${{ steps.determine.outputs.previous_version }}"
          RANGE=""
          COMPARE_URL=""
          LAST_TAG=$(git describe --tags --abbrev=0 HEAD^ 2>/dev/null || true)
          if [ -z "$LAST_TAG" ] && [ -n "$PREVIOUS_VERSION" ] && git rev-parse "refs/tags/v${PREVIOUS_VERSION}" >/dev/null 2>&1; then
            LAST_TAG="v${PREVIOUS_VERSION}"
          fi
          if [ -n "$LAST_TAG" ]; then
            RANGE="${LAST_TAG}..HEAD"
            COMPARE_URL="https://github.com/${GITHUB_REPOSITORY}/compare/${LAST_TAG}...v${CURRENT_VERSION}"
          fi
          if [ -n "$RANGE" ]; then
            CHANGELOG=$(git log --no-merges --pretty=format:'- %s (%h)' "$RANGE")
          else
            CHANGELOG=$(git log --no-merges --pretty=format:'- %s (%h)')
          fi
          if [ -z "$CHANGELOG" ]; then
            CHANGELOG="- No commits found for this release."
          fi
          BODY_FILE=$(mktemp)
          {
            echo "## Release v${CURRENT_VERSION}"
            echo ""
            if [ -n "$COMPARE_URL" ]; then
              echo "Compare changes: $COMPARE_URL"
              echo ""
            fi
            printf "%s\n" "$CHANGELOG"
            echo ""
            echo "### Upgrade"
            echo ""
            echo "Update your \`opencode.json\`:"
            echo ""
            printf '%s\n' '```json'
            printf '%s\n' '{'
            printf '%s\n' "  \"plugins\": [\"opencode-antigravity-auth-updated@${CURRENT_VERSION}\"]"
            printf '%s\n' '}'
            printf '%s\n' '```'
            echo ""
            echo "If stuck on an old version, clear the cache:"
            echo ""
            printf '%s\n' '```bash'
            printf '%s\n' 'rm -rf ~/.cache/opencode/node_modules ~/.cache/opencode/bun.lock'
            printf '%s\n' '```'

          } >"$BODY_FILE"
          cat "$BODY_FILE"
          {
            echo "body<<EOF"
            cat "$BODY_FILE"
            echo "EOF"
          } >>"$GITHUB_OUTPUT"

      - name: Create GitHub release
        if: steps.determine.outputs.changed == 'true' && steps.determine.outputs.tag_exists == 'false'
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: v${{ steps.determine.outputs.current_version }}
          release_name: v${{ steps.determine.outputs.current_version }}
          body: ${{ steps.release_notes.outputs.body }}
          generate_release_notes: false

      - name: Publish to npm
        if: steps.determine.outputs.changed == 'true' && steps.determine.outputs.tag_exists == 'false'
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
        run: npm publish --access public --provenance