name: Release

# 推送 v 开头的 tag 时触发，例如 git tag v2.2.0 && git push origin v2.2.0
on:
  push:
    tags:
      - 'v*'
  # 允许手动跑一次做验证（不会创建 Release，只构建产物）
  workflow_dispatch:

permissions:
  contents: write # 创建 Release
  packages: write # 推送镜像到 ghcr

env:
  GO_VERSION: '1.25'
  NODE_VERSION: '22'
  IMAGE_NAME: ${{ github.repository }}

jobs:
  # ==========================================================
  # 前端只构建一次，产物给所有平台的二进制共用
  # ==========================================================
  frontend:
    name: 构建前端
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: npm
          cache-dependency-path: web/frontend/package-lock.json

      - name: 安装依赖
        working-directory: web/frontend
        run: npm ci

      - name: 类型检查与构建
        working-directory: web/frontend
        run: npm run build

      - name: 上传前端产物
        uses: actions/upload-artifact@v4
        with:
          name: web-dist
          path: web/dist
          retention-days: 1
          if-no-files-found: error

  # ==========================================================
  # 交叉编译各平台二进制
  # ==========================================================
  build:
    name: 构建 ${{ matrix.goos }}/${{ matrix.goarch }}
    needs: frontend
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        include:
          - goos: linux
            goarch: amd64
          - goos: linux
            goarch: arm64
          - goos: windows
            goarch: amd64
            ext: .exe
          - goos: darwin
            goarch: amd64
          - goos: darwin
            goarch: arm64
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-go@v5
        with:
          go-version: ${{ env.GO_VERSION }}
          cache: true

      - name: 取回前端产物
        uses: actions/download-artifact@v4
        with:
          name: web-dist
          path: web/dist

      - name: 准备版本信息
        id: vars
        run: |
          VERSION="${GITHUB_REF_NAME}"
          # 手动触发时没有 tag，用短 commit 顶替
          if [ "${GITHUB_REF_TYPE}" != "tag" ]; then
            VERSION="dev-$(git rev-parse --short HEAD)"
          fi
          echo "version=${VERSION}" >> "$GITHUB_OUTPUT"
          echo "build_date=$(date -u +%Y-%m-%dT%H:%M:%SZ)" >> "$GITHUB_OUTPUT"

      - name: 编译
        env:
          CGO_ENABLED: '0' # sqlite 用纯 Go 实现，无需 CGO，可安全交叉编译
          GOOS: ${{ matrix.goos }}
          GOARCH: ${{ matrix.goarch }}
        run: |
          go build -trimpath \
            -ldflags="-w -s \
              -X main.version=${{ steps.vars.outputs.version }} \
              -X main.buildDate=${{ steps.vars.outputs.build_date }} \
              -X main.gitCommit=${GITHUB_SHA::7}" \
            -o "goodbaby${{ matrix.ext }}" .

      - name: 打包
        id: pack
        run: |
          NAME="goodbaby_${{ steps.vars.outputs.version }}_${{ matrix.goos }}_${{ matrix.goarch }}"
          mkdir -p "dist/${NAME}"
          cp "goodbaby${{ matrix.ext }}" "dist/${NAME}/"
          cp README.md LICENSE "dist/${NAME}/"
          cp -r docs "dist/${NAME}/docs"

          cd dist
          if [ "${{ matrix.goos }}" = "windows" ]; then
            zip -qr "${NAME}.zip" "${NAME}"
            echo "archive=dist/${NAME}.zip" >> "$GITHUB_OUTPUT"
          else
            tar -czf "${NAME}.tar.gz" "${NAME}"
            echo "archive=dist/${NAME}.tar.gz" >> "$GITHUB_OUTPUT"
          fi

      - name: 上传构建产物
        uses: actions/upload-artifact@v4
        with:
          name: release-${{ matrix.goos }}-${{ matrix.goarch }}
          path: ${{ steps.pack.outputs.archive }}
          retention-days: 7
          if-no-files-found: error

  # ==========================================================
  # 汇总产物并创建 Release（仅 tag 触发时执行）
  # ==========================================================
  release:
    name: 发布 Release
    needs: build
    runs-on: ubuntu-latest
    if: github.ref_type == 'tag'
    steps:
      - name: 取回全部产物
        uses: actions/download-artifact@v4
        with:
          pattern: release-*
          path: dist
          merge-multiple: true

      - name: 生成校验和
        working-directory: dist
        run: |
          sha256sum * > checksums.txt
          cat checksums.txt

      - name: 创建 Release
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          gh release create "${GITHUB_REF_NAME}" dist/* \
            --repo "${GITHUB_REPOSITORY}" \
            --title "${GITHUB_REF_NAME}" \
            --generate-notes

  # ==========================================================
  # 构建多架构镜像并推送 ghcr
  # ==========================================================
  docker:
    name: 构建并推送镜像
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      # 交叉编译由 Dockerfile 里的 TARGETARCH 完成，
      # 这里的 QEMU 只用于最终 alpine 运行阶段的镜像组装
      - uses: docker/setup-qemu-action@v3

      - uses: docker/setup-buildx-action@v3

      - name: 登录 ghcr
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: 生成镜像标签
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ghcr.io/${{ env.IMAGE_NAME }}
          tags: |
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}
            type=raw,value=latest,enable=${{ github.ref_type == 'tag' }}
            type=sha,format=short,enable=${{ github.ref_type != 'tag' }}

      - name: 构建并推送
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          build-args: |
            VERSION=${{ github.ref_name }}
            BUILD_DATE=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.created'] }}
            GIT_COMMIT=${{ github.sha }}
          cache-from: type=gha
          cache-to: type=gha,mode=max