name: Release

on:
  workflow_dispatch:
    inputs:
      version:
        description: 'Version to release (e.g., 0.1.2)'
        required: true
        type: string

jobs:
  update-version:
    name: Update Version
    runs-on: ubuntu-latest
    permissions:
      contents: write
    outputs:
      commit-sha: ${{ steps.push.outputs.commit-sha }}

    steps:
      - uses: actions/checkout@v4

      - name: Validate version
        run: |
          # Remove 'v' prefix if present for validation
          VERSION_CLEAN="${{ inputs.version }}"
          VERSION_CLEAN="${VERSION_CLEAN#v}"
          if ! [[ "$VERSION_CLEAN" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
            echo "❌ Invalid version format. Expected format: X.Y.Z or vX.Y.Z"
            exit 1
          fi
          echo "✅ Version format valid: ${{ inputs.version }}"

      - name: Update versions and push
        id: push
        run: |
          # Check current version
          CURRENT_VERSION=$(grep "^version" packages/leann-core/pyproject.toml | cut -d'"' -f2)
          echo "Current version: $CURRENT_VERSION"
          echo "Target version: ${{ inputs.version }}"

          if [ "$CURRENT_VERSION" = "${{ inputs.version }}" ]; then
            echo "⚠️  Version is already ${{ inputs.version }}, skipping update"
            COMMIT_SHA=$(git rev-parse HEAD)
          else
            ./scripts/bump_version.sh ${{ inputs.version }}
            git config user.name "GitHub Actions"
            git config user.email "actions@github.com"
            git add packages/*/pyproject.toml
            git commit -m "chore: release v${{ inputs.version }}"
            git push origin main
            COMMIT_SHA=$(git rev-parse HEAD)
            echo "✅ Pushed version update: $COMMIT_SHA"
          fi

          echo "commit-sha=$COMMIT_SHA" >> $GITHUB_OUTPUT

  build-packages:
    name: Build packages
    needs: update-version
    uses: ./.github/workflows/build-reusable.yml
    with:
      ref: 'main'

  publish:
    name: Publish and Release
    needs: [update-version, build-packages]
    if: always() && needs.update-version.result == 'success' && needs.build-packages.result == 'success'
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - uses: actions/checkout@v4
        with:
          ref: 'main'

      - name: Download all artifacts
        uses: actions/download-artifact@v4
        with:
          path: dist-artifacts

      - name: Collect packages
        run: |
          mkdir -p dist
          find dist-artifacts -name "*.whl" -exec cp {} dist/ \;
          find dist-artifacts -name "*.tar.gz" -exec cp {} dist/ \;

          echo "📦 Packages to publish:"
          ls -la dist/

      - name: Publish to PyPI
        env:
          TWINE_USERNAME: __token__
          TWINE_PASSWORD: ${{ secrets.PYPI_API_TOKEN }}
        run: |
          if [ -z "$TWINE_PASSWORD" ]; then
            echo "❌ PYPI_API_TOKEN not configured!"
            exit 1
          fi

          pip install twine
          twine upload dist/* --skip-existing --verbose

          echo "✅ Published to PyPI!"

      - name: Create release
        run: |
          # Check if tag already exists
          if git rev-parse "v${{ inputs.version }}" >/dev/null 2>&1; then
            echo "⚠️  Tag v${{ inputs.version }} already exists, skipping tag creation"
          else
            git tag "v${{ inputs.version }}"
            git push origin "v${{ inputs.version }}"
            echo "✅ Created and pushed tag v${{ inputs.version }}"
          fi

          # Check if release already exists
          if gh release view "v${{ inputs.version }}" >/dev/null 2>&1; then
            echo "⚠️  Release v${{ inputs.version }} already exists, skipping release creation"
          else
            gh release create "v${{ inputs.version }}" \
              --title "Release v${{ inputs.version }}" \
              --notes "🚀 Released to PyPI: https://pypi.org/project/leann/${{ inputs.version }}/" \
              --latest
            echo "✅ Created GitHub release v${{ inputs.version }}"
          fi
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}