name: Backend CI/CD

on:
  push:
    tags:
      - "v[0-9]+.[0-9]+.[0-9]+*"
    paths:
      - 'backend/**'
      - '.github/workflows/backend-ci-cd.yml'
  pull_request:
    branches:
      - main
    paths:
      - 'backend/**'
      - '.github/workflows/backend-ci-cd.yml'
  workflow_dispatch:  # 添加手动触发
    inputs:
      build_scanner:
        description: '是否构建 Scanner 镜像'
        required: false
        default: 'false'
        type: choice
        options:
        - 'true'
        - 'false'

env:
  REGISTRY: chaitin-registry.cn-hangzhou.cr.aliyuncs.com/monkeycode

jobs:
  test:
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: ./backend
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v4
        with:
          go-version: '1.25'

      - name: Download dependencies
        run: go mod download

      - name: Generate Swagger.json
        run: |
          touch docs/swagger.json

  build:
    needs: test
    runs-on: ubuntu-latest
    if: github.event_name != 'pull_request'
    defaults:
      run:
        working-directory: ./backend
    outputs:
      version: ${{ steps.get_version.outputs.VERSION }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          submodules: true
          token: ${{ secrets.PRO_TOKEN }}

      - name: Get version
        id: get_version
        run: |
          VERSION=${GITHUB_REF#refs/tags/}
          echo "VERSION=${VERSION}" >> $GITHUB_OUTPUT

      - name: Get build time
        id: get_build_time
        run: |
          BUILD_TIME=$(date -u +'%Y-%m-%dT%H:%M:%SZ')
          echo "BUILD_TIME=${BUILD_TIME}" >> $GITHUB_OUTPUT

      - name: Get git commit
        id: get_git_commit
        run: |
          GIT_COMMIT=$(git rev-parse HEAD)
          echo "GIT_COMMIT=${GIT_COMMIT}" >> $GITHUB_OUTPUT

      - name: Prepare assets for all architectures
        run: |
          # 创建架构特定的目录
          mkdir -p assets-amd64/sgp
          mkdir -p assets-arm64/sgp
          mkdir -p assets/vsix
          mkdir tarballs
          touch docs/swagger.json

          # 下载 xdb
          wget -O pkg/ipdb/ip2region.xdb https://baizhiyun.oss-cn-hangzhou.aliyuncs.com/monkeycode/ip2region.xdb
          
          # 下载 VSIX (架构无关)
          VERSION_NO_V=${{ steps.get_version.outputs.VERSION }}
          VERSION_NO_V=${VERSION_NO_V#v}
          wget -O assets/vsix/monkeycode-${VERSION_NO_V}.vsix https://baizhiyun.oss-cn-hangzhou.aliyuncs.com/monkeycode/vsix/monkeycode-${VERSION_NO_V}.vsix
          
          # 下载 x86_64 SGP
          wget -O tarballs/sgp.tgz https://baizhiyun.oss-cn-hangzhou.aliyuncs.com/monkeycode/sgp/x86_64/sgp.tgz
          tar -xzvf tarballs/sgp.tgz -C assets-amd64
          chmod +x assets-amd64/sgp/sgp
          
          # 下载 aarch64 SGP
          wget -O assets-arm64/sgp/sgp https://baizhiyun.oss-cn-hangzhou.aliyuncs.com/monkeycode/sgp/aarch64/sgp
          wget -O assets-arm64/sgp/sgp-rules https://baizhiyun.oss-cn-hangzhou.aliyuncs.com/monkeycode/sgp/aarch64/sgp-rules
          chmod +x assets-arm64/sgp/sgp

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Login to Aliyun Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ secrets.CT_ALIYUN_USER }}
          password: ${{ secrets.CT_ALIYUN_PASS }}

      - name: Build and push multi-arch backend image
        uses: docker/build-push-action@v5
        with:
          context: ./backend
          file: ./backend/build/Dockerfile
          platforms: linux/amd64,linux/arm64
          push: true
          tags: |
            ${{ env.REGISTRY }}/backend:${{ steps.get_version.outputs.VERSION }}
            ${{ env.REGISTRY }}/backend:latest
          build-args: |
            GOCACHE=/tmp/go-build
            GOMODCACHE=/tmp/go-mod
            REPO_COMMIT=${{ github.sha }}
            VERSION=${{ steps.get_version.outputs.VERSION }}
            BUILD_TIME=${{ steps.get_build_time.outputs.BUILD_TIME }}
            GIT_COMMIT=${{ steps.get_git_commit.outputs.GIT_COMMIT }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

      - name: Build and push multi-arch scanner image
        if: github.event.inputs.build_scanner == 'true'
        uses: docker/build-push-action@v5
        with:
          context: ./backend
          file: ./backend/build/Dockerfile.scanner
          platforms: linux/amd64,linux/arm64
          push: true
          tags: |
            ${{ env.REGISTRY }}/scanner:${{ steps.get_version.outputs.VERSION }}
            ${{ env.REGISTRY }}/scanner:latest
          build-args: |
            GOCACHE=/tmp/go-build
            GOMODCACHE=/tmp/go-mod
            REPO_COMMIT=${{ github.sha }}
            VERSION=${{ steps.get_version.outputs.VERSION }}
            BUILD_TIME=${{ steps.get_build_time.outputs.BUILD_TIME }}
            GIT_COMMIT=${{ steps.get_git_commit.outputs.GIT_COMMIT }}
          cache-from: type=gha
          cache-to: type=gha,mode=max