release-action.yml

name: Release GitHub Action

on:
  release:
    types: [published]
  workflow_dispatch:
    inputs:
      tag:
        description: "Tag to release (e.g., v1.0.0)"
        required: true
        type: string

concurrency: release-${{ github.event.release.tag_name || github.event.inputs.tag || github.ref_name }}

permissions:
  contents: write

jobs:
  release-action:
    name: Build and Release Action
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          ref: ${{ github.event.inputs.tag || (github.event.release.tag_name || github.ref) }}
          fetch-depth: 0

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2
        with:
          bun-version: "1.3.10"

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

      - name: Build dependencies
        run: |
          bun run build:deps
          bun run --filter '@node-minify/core' build

      - name: Build action
        run: bun run build
        working-directory: packages/action

      - name: Get version
        id: version
        env:
          INPUT_TAG: ${{ github.event.inputs.tag }}
          REF_NAME: ${{ github.ref_name }}
        run: |
          if [ -n "$INPUT_TAG" ]; then
            VERSION="$INPUT_TAG"
          else
            VERSION="$REF_NAME"
          fi

          # Validate that VERSION looks like a tag (starts with v followed by numbers)
          if ! [[ "$VERSION" =~ ^v[0-9]+(\.[0-9]+)*$ ]]; then
            echo "Error: Version '$VERSION' is not a valid release tag (must start with 'v' e.g. v1.0.0)"
            exit 1
          fi

          echo "version=$VERSION" >> $GITHUB_OUTPUT

          # Extract major version using regex
          if [[ "$VERSION" =~ ^v([0-9]+) ]]; then
            MAJOR="v${BASH_REMATCH[1]}"
            echo "major=$MAJOR" >> $GITHUB_OUTPUT
          else
            echo "Error: Could not extract major version from '$VERSION'"
            exit 1
          fi

      - name: Ensure we're on a branch
        run: |
          # If in detached HEAD, create a temporary branch
          if ! git symbolic-ref -q HEAD; then
            git checkout -b temp-release-branch
          fi

      - name: Commit built action dist
        id: commit
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

          # Force add dist (ignored by .gitignore)
          git add -f packages/action/dist/

          # Only commit if there are staged changes
          if git diff --cached --quiet; then
            echo "No changes to commit (dist files unchanged)"
            echo "skip_tag_update=true" >> $GITHUB_OUTPUT
          else
            git commit -m "chore: build action dist for ${{ steps.version.outputs.version }}"
            echo "skip_tag_update=false" >> $GITHUB_OUTPUT
          fi

      - name: Update release tag
        if: steps.commit.outputs.skip_tag_update != 'true'
        run: |
          # Update the release tag to point at HEAD (with dist files) and push
          VERSION="${{ steps.version.outputs.version }}"
          git tag -fa "$VERSION" -m "Release $VERSION with built dist"
          git push origin "refs/tags/$VERSION" --force

      - name: Update major version tag
        run: |
          # Force update the major version tag (e.g., v1)
          MAJOR="${{ steps.version.outputs.major }}"
          git tag -fa "$MAJOR" -m "Update $MAJOR tag to ${{ steps.version.outputs.version }}"
          if ! git push origin "refs/tags/$MAJOR" --force; then
            echo "Error: Failed to push major version tag $MAJOR"
            exit 1
          fi

      - name: Create action release artifact
        run: |
          mkdir -p release-action/packages/action
          cp action.yml release-action/
          cp -r packages/action/dist release-action/packages/action/
          cp packages/action/README.md release-action/
          cd release-action
          zip -r ../node-minify-action-${{ steps.version.outputs.version }}.zip .

      - name: Upload release artifact
        if: github.event_name == 'release'
        uses: softprops/action-gh-release@v2
        with:
          files: node-minify-action-${{ steps.version.outputs.version }}.zip