release.yml

# https://github.com/sveltejs/kit/blob/32afba695088b946aefe96da75b36de9b0667fbe/.github/workflows/release.yml
name: 'Release'

on:
  push:
    branches: ['main']

jobs:
  changesets:
    # prevents this action from running on forks
    if: github.repository == 'difizen/libro'

    name: Changesets
    uses: difizen/actions/.github/workflows/release-changesets.yml@main
    secrets:
      BOT_APP_ID: ${{ secrets.BOT_APP_ID }}
      BOT_PRIVATE_KEY: ${{ secrets.BOT_PRIVATE_KEY }}

    permissions:
      pull-requests: write
      contents: write

  ci:
    needs: [changesets]
    if: |
      needs.changesets.outputs.should-release == 'true'

    name: Prerelease CI
    uses: ./.github/workflows/ci.yml

    permissions:
      contents: read
      actions: read

  publish:
    needs: [ci]
    if: |
      needs.ci.result == 'success'

    name: Publish
    uses: difizen/actions/.github/workflows/release-publish.yml@main

    with:
      node-version: '20'
      python-version: '3.8'

    permissions:
      contents: write

    secrets:
      NPM_TOKEN: ${{ secrets.NPM_TOKEN }}

  # 新增的 release-notes Job
  release-notes:
    needs: [publish]
    if: |
      needs.publish.result == 'success'
    name: Generate Release Notes
    runs-on: ubuntu-latest

    permissions:
      contents: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Set up git
        run: |
          git fetch --prune --unshallow
          git fetch --tags

      - name: Get latest tag
        id: get_tag
        run: |
          # 获取最新的符合 @difizen/libro-xxx@ 格式的 tag
          LATEST_TAG=$(git describe --tags --abbrev=0)

          # 输出最新的 tag
          echo "Latest tag: $LATEST_TAG"

          # 提取版本号（移除最后一个 '@' 之前的部分）
          VERSION=${LATEST_TAG##*@}

          # 输出提取的版本号
          echo "Extracted version: $VERSION"

          # 将版本号设置为输出变量供后续步骤使用
          echo "::set-output name=latest_version::$VERSION"

      - name: Check if tag exists
        id: check_tag
        run: |
          TAG_EXISTS=$(git tag -l "${{ steps.get_tag.outputs.latest_version }}")
          if [ -z "$TAG_EXISTS" ]; then
            echo "Tag does not exist"
            echo "::set-output name=tag_exists::false"
          else
            echo "Tag already exists"
            echo "::set-output name=tag_exists::true"
          fi

      - name: Install dependencies
        if: steps.check_tag.outputs.tag_exists == 'false'
        run: npm install

      - name: Extract Changeset Content
        if: steps.check_tag.outputs.tag_exists == 'false'
        id: extract_changesets
        run: |
          COMMIT_CONTENT="" 
          for file in .changeset/*.md; do
            echo "Processing $file"
            CONTENT=$(awk '/^---$/{p++} p==2' "$file")
            COMMIT_CONTENT+="$CONTENT"$'\n'
          done
          echo "::set-output name=release_notes::$COMMIT_CONTENT"

      - name: Generate Snapshot
        if: steps.check_tag.outputs.tag_exists == 'false'
        id: generate_snapshot
        run: |
          # 获取 changeset 的快照
          SNAPSHOT=$(npx changeset status --snapshot)
          echo "::set-output name=snapshot::$SNAPSHOT"

      - name: Generate GitHub Release
        if: steps.check_tag.outputs.tag_exists == 'false'
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ steps.get_tag.outputs.latest_version }} # 使用最近的 tag 作为 tag 名
          release_name: Release ${{ steps.get_tag.outputs.latest_version }} # 使用最近的 tag 作为 release 名
          body: |
            ## Changes:
            ${{ steps.extract_changesets.outputs.release_notes }}

            ## Packages affected:
            ${{ steps.generate_snapshot.outputs.snapshot }}
          draft: false # 直接发布而非草稿