name: Release

# 推送 v* 标签时构建并发布；手动触发时只构建、上传 artifact，不发布
on:
  push:
    tags: ['v*']
  workflow_dispatch:

permissions:
  contents: write
  packages: write

jobs:
  binaries:
    name: Server & agent archives
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - uses: actions/setup-go@v5
        with:
          go-version-file: go.mod
      - name: Build
        run: make release VERSION=${GITHUB_REF_NAME#v}
      - uses: actions/upload-artifact@v4
        with:
          name: binaries
          path: |
            dist/*.tar.gz
            dist/*.zip

  macos-app:
    name: macOS app (dmg)
    runs-on: macos-15
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version-file: go.mod
      - name: Build universal dmg
        run: |
          VERSION=${GITHUB_REF_NAME#v}
          case "$VERSION" in [0-9]*) ;; *) VERSION=0.0.0-${GITHUB_SHA::7} ;; esac
          UNIVERSAL=1 make dmg VERSION=$VERSION
      - uses: actions/upload-artifact@v4
        with:
          name: macos-app
          path: dist/*.dmg

  docker:
    name: Docker image
    runs-on: ubuntu-latest
    if: startsWith(github.ref, 'refs/tags/v')
    steps:
      - uses: actions/checkout@v4
      - uses: docker/setup-qemu-action@v3
      - uses: docker/setup-buildx-action@v3
      - name: Image name (lowercase)
        run: echo "IMAGE=ghcr.io/${GITHUB_REPOSITORY_OWNER,,}/portrelay-server" >> "$GITHUB_ENV"
      - uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.IMAGE }}
          tags: |
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=raw,value=latest
      - uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          push: true
          build-args: VERSION=${{ steps.meta.outputs.version }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

  publish:
    name: GitHub release
    needs: [binaries, macos-app]
    runs-on: ubuntu-latest
    if: startsWith(github.ref, 'refs/tags/v')
    steps:
      - uses: actions/checkout@v4
      - uses: actions/download-artifact@v4
        with:
          path: dist
          merge-multiple: true
      - name: Checksums
        run: cd dist && sha256sum * > SHA256SUMS
      # 说明 = 标签注释正文（本次更新）+ 下载说明（区分客户端与服务端）+ 自动生成的变更列表
      - name: Release notes
        run: |
          git fetch --force origin "refs/tags/$GITHUB_REF_NAME:refs/tags/$GITHUB_REF_NAME"
          body=$(git tag -l --format='%(contents:body)' "$GITHUB_REF_NAME")
          {
            if [ -n "$body" ]; then printf "## 本次更新 · What's new\n\n%s\n\n" "$body"; fi
            sed -e "s|{{VERSION}}|${GITHUB_REF_NAME#v}|g" \
                -e "s|{{DOWNLOAD}}|https://github.com/$GITHUB_REPOSITORY/releases/download/$GITHUB_REF_NAME|g" \
                -e "s|{{IMAGE}}|ghcr.io/${GITHUB_REPOSITORY_OWNER,,}/portrelay-server|g" \
                .github/release-notes.md
          } > "$RUNNER_TEMP/notes.md"
          cat "$RUNNER_TEMP/notes.md"
      - name: Create release
        env:
          GH_TOKEN: ${{ github.token }}
        run: gh release create "$GITHUB_REF_NAME" dist/* --repo "$GITHUB_REPOSITORY" --title "$GITHUB_REF_NAME" --notes-file "$RUNNER_TEMP/notes.md" --generate-notes