name: Check Updates and Release

on:
  schedule:
    - cron: '0 0 * * *'
  workflow_dispatch:

permissions:
  contents: write

jobs:
  check-and-release:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: pnpm/action-setup@v4
        with:
          version: 10

      - uses: actions/setup-node@v4
        with:
          node-version: 24
          cache: pnpm
          registry-url: 'https://registry.npmjs.org'

      - run: pnpm install

      - name: Check for preact update
        id: check
        run: |
          CURRENT=$(node -p "require('./node_modules/preact/package.json').version")
          LATEST=$(pnpm info preact version)
          echo "current=$CURRENT" >> $GITHUB_OUTPUT
          echo "latest=$LATEST" >> $GITHUB_OUTPUT
          if [ "$CURRENT" = "$LATEST" ]; then
            echo "updated=false" >> $GITHUB_OUTPUT
          else
            echo "updated=true" >> $GITHUB_OUTPUT
          fi

      - name: Check if tag already exists
        if: steps.check.outputs.updated == 'true'
        id: tag-check
        run: |
          VERSION=${{ steps.check.outputs.latest }}
          if git ls-remote --tags origin | grep -q "refs/tags/$VERSION$"; then
            echo "exists=true" >> $GITHUB_OUTPUT
          else
            echo "exists=false" >> $GITHUB_OUTPUT
          fi

      - name: Update dependencies
        if: steps.check.outputs.updated == 'true' && steps.tag-check.outputs.exists != 'true'
        run: pnpm update --latest

      - name: Sync version to preact
        if: steps.check.outputs.updated == 'true' && steps.tag-check.outputs.exists != 'true'
        run: npm pkg set version=${{ steps.check.outputs.latest }}

      - name: Build
        if: steps.check.outputs.updated == 'true' && steps.tag-check.outputs.exists != 'true'
        run: pnpm bundle

      - name: Smoke test
        if: steps.check.outputs.updated == 'true' && steps.tag-check.outputs.exists != 'true'
        run: pnpm test

      - name: Commit, tag and push
        if: steps.check.outputs.updated == 'true' && steps.tag-check.outputs.exists != 'true'
        run: |
          VERSION=${{ steps.check.outputs.latest }}
          git config user.name "linfx7"
          git config user.email "linfx7@gmail.com"
          git add package.json pnpm-lock.yaml dist/
          git commit -m "build: upgrade dependencies and sync bundle"
          git tag "$VERSION"
          git push origin main --tags

      - name: Create release
        if: steps.check.outputs.updated == 'true' && steps.tag-check.outputs.exists != 'true'
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          VERSION=${{ steps.check.outputs.latest }}
          SIGNALS_VER=$(node -p "require('./node_modules/@preact/signals/package.json').version")
          HTM_VER=$(node -p "require('./node_modules/htm/package.json').version")
          gh release create "$VERSION" \
            dist/standalone.js \
            dist/standalone.umd.js \
            --title "$VERSION" \
            --notes "Preact $VERSION / @preact/signals $SIGNALS_VER / htm $HTM_VER"

      - name: Publish to npm
        if: steps.check.outputs.updated == 'true' && steps.tag-check.outputs.exists != 'true'
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
        run: pnpm publish --no-git-checks --access public