name: Release

on:
  workflow_dispatch:
    inputs:
      version:
        description: "Version bump (`patch`, `minor`, `major`) or explicit semver (`0.2.0`)"
        required: true
        default: "patch"

permissions:
  contents: write
  id-token: write

concurrency:
  group: release-${{ github.ref }}
  cancel-in-progress: false

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

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2
        with:
          bun-version: "1.3.8"

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: "24"
          registry-url: "https://registry.npmjs.org"

      - name: Install dependencies
        run: bun install --frozen-lockfile

      - name: Fetch skills
        run: bun scripts/fetch-skills.ts
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Release checks
        run: bun run release:check

      - name: Configure Git identity
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"

      - name: Bump version and create tag
        id: bump
        run: |
          set -euo pipefail

          VERSION_INPUT="${{ github.event.inputs.version }}"

          if [[ "$VERSION_INPUT" =~ ^(patch|minor|major)$ ]]; then
            npm version "$VERSION_INPUT" -m "chore(release): %s"
          elif [[ "$VERSION_INPUT" =~ ^[0-9]+\.[0-9]+\.[0-9]+(-.+)?$ ]]; then
            npm version "$VERSION_INPUT" -m "chore(release): %s"
          else
            echo "Unsupported version input: $VERSION_INPUT" >&2
            echo "Use patch|minor|major or explicit semver like 0.2.0 or 0.2.0-alpha.1" >&2
            exit 1
          fi

          TAG="$(git describe --tags --abbrev=0)"
          VERSION="$(node -p "require('./package.json').version")"
          echo "tag=$TAG" >> "$GITHUB_OUTPUT"
          echo "version=$VERSION" >> "$GITHUB_OUTPUT"

      - name: Push commit and tag
        run: |
          set -euo pipefail
          git push origin HEAD:${GITHUB_REF_NAME}
          git push origin "${{ steps.bump.outputs.tag }}"

      - name: Publish to npm
        run: |
          VERSION="${{ steps.bump.outputs.version }}"
          if [[ "$VERSION" == *-* ]]; then
            DIST_TAG="${VERSION##*-}"   # e.g. alpha.6 -> alpha
            DIST_TAG="${DIST_TAG%%.*}"  # strip .N suffix
            npm publish --provenance --access public --tag "$DIST_TAG"
          else
            npm publish --provenance --access public
          fi

      - name: Create GitHub release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ steps.bump.outputs.tag }}
          name: ${{ steps.bump.outputs.tag }}
          generate_release_notes: true