name: release
on:
  workflow_dispatch:
    inputs:
      tag:
        description: "已存在的正式版本标签，例如 v0.3.17"
        required: true
        type: string
  push:
    tags: ["v*"]

permissions:
  contents: read

concurrency:
  group: release-${{ inputs.tag || github.ref_name }}
  cancel-in-progress: false

jobs:
  prepare:
    runs-on: ubuntu-latest
    outputs:
      tag: ${{ steps.version.outputs.tag }}
      commit: ${{ steps.commit.outputs.sha }}
    steps:
      - name: Validate release version
        id: version
        env:
          RELEASE_TAG: ${{ inputs.tag || github.ref_name }}
          ARTEX_DOCKER_IMAGE: ${{ vars.ARTEX_DOCKER_IMAGE }}
        run: |
          if [[ ! "$RELEASE_TAG" =~ ^v(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)$ ]]; then
            echo "正式版本必须是 v主版本.次版本.修订号，例如 v0.3.17" >&2
            exit 1
          fi
          if [[ ! "$ARTEX_DOCKER_IMAGE" =~ ^[a-z0-9][a-z0-9_-]*/[a-z0-9]+([._-][a-z0-9]+)*$ ]]; then
            echo "请先配置 Actions 变量 ARTEX_DOCKER_IMAGE，格式为 Docker Hub 用户名/镜像名" >&2
            exit 1
          fi
          echo "tag=$RELEASE_TAG" >> "$GITHUB_OUTPUT"
      - uses: actions/checkout@v4
        with:
          ref: refs/tags/${{ steps.version.outputs.tag }}
      - name: Pin release commit
        id: commit
        run: echo "sha=$(git rev-parse HEAD)" >> "$GITHUB_OUTPUT"

  # ① 前端静态导出（一次），产物给交叉编译各平台复用
  frontend:
    needs: prepare
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          ref: ${{ needs.prepare.outputs.commit }}
      - uses: actions/setup-node@v4
        with:
          node-version: "22"
          cache: npm
          cache-dependency-path: web/package-lock.json
      - run: npm ci
        working-directory: web
      - run: npm run build:static
        working-directory: web
      - uses: actions/upload-artifact@v4
        with:
          name: web-dist
          path: web/out

  # ② 五平台交叉编译（内嵌前端）+ 打 zip
  binaries:
    needs: [prepare, frontend]
    runs-on: ubuntu-latest
    strategy:
      matrix:
        include:
          - { goos: linux, goarch: amd64 }
          - { goos: linux, goarch: arm64 }
          - { goos: darwin, goarch: amd64 }
          - { goos: darwin, goarch: arm64 }
          - { goos: windows, goarch: amd64 }
    steps:
      - uses: actions/checkout@v4
        with:
          ref: ${{ needs.prepare.outputs.commit }}
      - uses: actions/setup-go@v5
        with:
          go-version-file: go.mod
          cache: true
      - uses: actions/download-artifact@v4
        with:
          name: web-dist
          path: server/webui/dist
      - name: Build and package with build.sh
        env:
          ARTEX_TARGET_OS: ${{ matrix.goos }}
          ARTEX_TARGET_ARCH: ${{ matrix.goarch }}
          ARTEX_BUILD_VERSION: ${{ needs.prepare.outputs.tag }}
          ARTEX_SKIP_FRONTEND: "1"
          ARTEX_SKIP_NPM_CI: "1"
          # UPX 自解压 ELF 在部分 Linux 内核、虚拟化和安全策略下会崩溃。
          # Release 使用 Go linker 裁剪和 zip 压缩，优先保证可移植性。
          ARTEX_COMPRESS: "0"
          ARTEX_PACKAGE: "1"
          ARTEX_PACKAGE_DIR: dist
        run: |
          ./build.sh --target "${ARTEX_TARGET_OS}/${ARTEX_TARGET_ARCH}"
      - name: Smoke test Linux amd64 binary
        if: matrix.goos == 'linux' && matrix.goarch == 'amd64'
        run: dist/artex-linux-amd64/artex -h
      - uses: actions/upload-artifact@v4
        with:
          name: pkg-${{ matrix.goos }}-${{ matrix.goarch }}
          path: "dist/*.zip"
      # Linux 生二进制单独上传，供 docker job 复用（免在镜像里重编前端+Go）
      - if: matrix.goos == 'linux'
        uses: actions/upload-artifact@v4
        with:
          name: bin-linux-${{ matrix.goarch }}
          path: dist/artex-linux-${{ matrix.goarch }}/artex

  # ③ 汇总所有 zip → 创建 GitHub Release
  release:
    needs: [prepare, binaries, docker-publish]
    runs-on: ubuntu-latest
    permissions:
      contents: write
    env:
      GH_TOKEN: ${{ github.token }}
      GH_REPO: ${{ github.repository }}
      RELEASE_TAG: ${{ needs.prepare.outputs.tag }}
    steps:
      - uses: actions/download-artifact@v4
        with:
          pattern: pkg-*
          merge-multiple: true
          path: dist
      - name: Generate checksums
        working-directory: dist
        run: |
          version="${RELEASE_TAG#v}"
          for target in linux-amd64 linux-arm64 darwin-amd64 darwin-arm64 windows-amd64; do
            test -s "artex-${version}-${target}.zip"
          done
          sha256sum *.zip > SHA256SUMS
          sha256sum --check SHA256SUMS
      - name: Refuse to overwrite a published release
        run: |
          if gh release view "$RELEASE_TAG" --json isDraft > /tmp/artex-release.json 2>/tmp/artex-release.err; then
            test "$(jq -r .isDraft /tmp/artex-release.json)" = true || {
              echo "该版本已发布，请使用新的版本标签" >&2
              exit 1
            }
          elif ! grep -qi 'release not found\|HTTP 404' /tmp/artex-release.err; then
            cat /tmp/artex-release.err >&2
            exit 1
          fi
      - uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ needs.prepare.outputs.tag }}
          target_commitish: ${{ needs.prepare.outputs.commit }}
          draft: true
          fail_on_unmatched_files: true
          files: |
            dist/*.zip
            dist/SHA256SUMS
          generate_release_notes: true
          body: |
            Docker Hub 镜像：`${{ vars.ARTEX_DOCKER_IMAGE }}:${{ needs.prepare.outputs.tag }}`，同时提供 `latest`。
            支持 Linux AMD64 / ARM64，Docker 会自动选择宿主机架构。
            程序包提供 Linux、macOS 的 AMD64 / ARM64 及 Windows AMD64，并附 SHA256SUMS。
            部署和在线更新说明见本仓库 README。
      - name: Publish complete release
        run: gh release edit "$RELEASE_TAG" --draft=false --latest

  # ④ 在原生 AMD64 / ARM64 runner 上构建和测试，再推送架构镜像。
  docker:
    needs: [prepare, binaries]
    strategy:
      fail-fast: false
      matrix:
        include:
          - { arch: amd64, runner: ubuntu-24.04 }
          - { arch: arm64, runner: ubuntu-24.04-arm }
    runs-on: ${{ matrix.runner }}
    services:
      postgres:
        image: postgres:16-alpine
        env:
          POSTGRES_USER: artex
          POSTGRES_PASSWORD: artex-ci-test
          POSTGRES_DB: artex
        ports:
          - 5432:5432
        options: >-
          --health-cmd "pg_isready -U artex -d artex"
          --health-interval 5s --health-timeout 3s --health-retries 10
    steps:
      - uses: actions/checkout@v4 # 取 Dockerfile 与 skills/
        with:
          ref: ${{ needs.prepare.outputs.commit }}
      - uses: actions/download-artifact@v4
        with:
          name: bin-linux-${{ matrix.arch }}
          path: dist/${{ matrix.arch }}
      - uses: docker/setup-buildx-action@v3
      - uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - name: Build image for native smoke test
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/${{ matrix.arch }}
          load: true
          tags: artex:smoke
          cache-from: type=gha,scope=docker-${{ matrix.arch }}
          cache-to: type=gha,mode=max,scope=docker-${{ matrix.arch }}
      - name: Test application startup and embedded frontend
        env:
          RELEASE_TAG: ${{ needs.prepare.outputs.tag }}
        run: |
          docker run --rm --entrypoint /app/artex artex:smoke -h
          docker run -d --name artex-smoke --network host \
            -e ARTEX_PG_DSN='postgres://artex:artex-ci-test@127.0.0.1:5432/artex?sslmode=disable' artex:smoke
          trap 'docker logs artex-smoke; docker rm -f artex-smoke' EXIT
          curl --fail --retry 30 --retry-connrefused --retry-delay 2 --max-time 3 \
            http://127.0.0.1:8787/api/health > /tmp/artex-health.json
          jq -e --arg version "${RELEASE_TAG#v}" '.ok == true and .version == $version' /tmp/artex-health.json
          curl --fail http://127.0.0.1:8787/ > /tmp/artex-index.html
          grep -qi '<!doctype html' /tmp/artex-index.html
      - name: Push tested architecture image
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/${{ matrix.arch }}
          push: true
          tags: ${{ vars.ARTEX_DOCKER_IMAGE }}:${{ needs.prepare.outputs.tag }}-${{ matrix.arch }}
          labels: |
            org.opencontainers.image.source=https://github.com/${{ github.repository }}
            org.opencontainers.image.version=${{ needs.prepare.outputs.tag }}
            org.opencontainers.image.revision=${{ needs.prepare.outputs.commit }}
            org.opencontainers.image.licenses=AGPL-3.0
          cache-from: type=gha,scope=docker-${{ matrix.arch }}

  # ⑤ 只有两种架构都通过启动验证，才发布正式版本和 latest 镜像。
  docker-publish:
    needs: [prepare, docker]
    runs-on: ubuntu-24.04
    steps:
      - uses: docker/setup-buildx-action@v3
      - uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - name: Publish multi-platform image
        env:
          IMAGE: ${{ vars.ARTEX_DOCKER_IMAGE }}
          RELEASE_TAG: ${{ needs.prepare.outputs.tag }}
        run: |
          docker buildx imagetools create \
            --tag "$IMAGE:$RELEASE_TAG" --tag "$IMAGE:latest" \
            "$IMAGE:$RELEASE_TAG-amd64" "$IMAGE:$RELEASE_TAG-arm64"
          docker buildx imagetools inspect "$IMAGE:$RELEASE_TAG" --raw > /tmp/artex-manifest.json
          jq -e '[.manifests[].platform | select(.os == "linux") | .architecture] | index("amd64") != null and index("arm64") != null' /tmp/artex-manifest.json