---
kind: pipeline
type: docker
name: par-build

volumes:
  - name: maven-cache
    host:
      path: /tmp/drone-maven-cache
  - name: npm-cache
    host:
      path: /tmp/drone-npm-cache
  - name: dockersock
    host:
      path: /var/run/docker.sock

trigger:
  event: [push]
  branch: [dev, test, main]
  exclude:
    commit:
      - ^\[skip ci\]
      - ^\[ci skip\]

platform:
  os: linux
  arch: amd64

workspace:
  path: /drone/src

environment:
  # 仓库配置
  LOCAL_HARBOR_REG: "192.168.31.253"
  LOCAL_HARBOR_PROJ: "yescent"

  # 镜像/容器通用
  IMAGE_NAME: "${DRONE_REPO_NAME}"
  CONTAINER_NAME: "par-server"

  # 部署配置
  SERVER_PORT: "8080"
  APP_PORT: "9012"
  TZ: "Asia/Shanghai"

steps:
  # ===================== 调试信息 =====================
  - name: print-drone-vars
    image: 192.168.31.253/library/alpine:latest
    commands:
      - echo "===== ALL DRONE ENV VARIABLES ====="
      - env | grep -i drone | sort

  # ===================== 准备 Maven 缓存 =====================
  - name: prepare-cache
    image: 192.168.31.253/library/maven-java21:3.9.9-alpine
    volumes:
      - name: maven-cache
        path: /host-cache
    commands:
      - |
        echo "正在准备Maven缓存目录..."
        mkdir -p /host-cache/repository
        if [ "$(ls -A /host-cache/repository 2>/dev/null)" ]; then
          CACHE_SIZE=$(du -sh /host-cache/repository | cut -f1)
          echo "检测到现有缓存，大小: $CACHE_SIZE"
          echo "CACHE_EXISTS=true" > /drone/src/.cache_info
        else
          echo "未发现现有缓存，将初始化新缓存。"
          echo "CACHE_EXISTS=false" > /drone/src/.cache_info
        fi

  # ===================== 前端构建（npm） =====================
  - name: frontend-build
    image: 192.168.31.253/library/node:22-alpine
    volumes:
      - name: npm-cache
        path: /root/.npm
    environment:
      NPM_CONFIG_REGISTRY: "https://registry.npmmirror.com"
    commands:
      - |
        echo "====== 开始前端构建 ======"
        npm config set registry https://registry.npmmirror.com
        cd web
        npm ci --prefer-offline --ignore-scripts 2>/dev/null || npm install --prefer-offline --ignore-scripts
        # 确保 rollup 原生绑定可用
        if [ -f node_modules/@rollup/rollup-linux-x64-musl/package.json ]; then
          node -e "require('@rollup/rollup-linux-x64-musl/package.json')" 2>/dev/null || npm install @rollup/rollup-linux-x64-musl --ignore-scripts --force
        fi
        npm run build
        echo "前端构建完成，产物列表："
        ls -la dist/
        echo "====== 前端构建结束 ======"

  # ===================== Maven 构建（含前端静态资源） =====================
  - name: maven-build
    image: 192.168.31.253/library/maven-java21:3.9.9-alpine
    pull: if-not-exists
    environment:
      MAVEN_OPTS: "-Dmaven.repo.local=/root/.m2/repository -Xms512m -Xmx1024m -Djava.awt.headless=true"
    volumes:
      - name: maven-cache
        path: /root/.m2
    commands:
      - |
        set -e
        echo "====== 开始 Maven 构建 ======"

        # 配置阿里云 Maven 镜像加速
        mkdir -p /root/.m2
        cat > /root/.m2/settings.xml << 'EOF'
        <settings>
          <mirrors>
            <mirror>
              <id>aliyunmaven</id>
              <name>阿里云公共仓库</name>
              <url>https://maven.aliyun.com/repository/public</url>
              <mirrorOf>central</mirrorOf>
            </mirror>
          </mirrors>
        </settings>
        EOF
        echo "已配置阿里云 Maven 镜像"

        # 将前端构建产物复制到 static 目录
        FRONTEND_DIST="/drone/src/web/dist"
        STATIC_DIR="/drone/src/par-api/src/main/resources/static"
        if [ -d "$FRONTEND_DIST" ]; then
          mkdir -p "$STATIC_DIR"
          cp -r "$FRONTEND_DIST"/* "$STATIC_DIR"/
          echo "前端产物已复制到 $STATIC_DIR"
          ls -la "$STATIC_DIR"
        else
          echo "警告：未找到前端构建产物 $FRONTEND_DIST，将仅构建后端"
        fi

        # 生成版本标签
        RELEASE_VERSION="v1.0.0"
        BUILD_VERSION="v1.0.0.${DRONE_BUILD_NUMBER}"
        echo "RELEASE_VERSION=$RELEASE_VERSION" > /drone/src/.version.env
        echo "BUILD_VERSION=$BUILD_VERSION" >> /drone/src/.version.env
        echo "BUILD_DATE=$(TZ=Asia/Shanghai date +%Y%m%d)" >> /drone/src/.version.env
        echo "发布版本: $RELEASE_VERSION, 构建版本: $BUILD_VERSION"

        # 检测可用 CPU 核数，动态设置 Maven 并行度
        CPU_CORES=$(nproc 2>/dev/null || echo 4)
        echo "检测到 $CPU_CORES 个 CPU 核心"
        if [ "$CPU_CORES" -ge 4 ]; then
          MVN_THREADS="2C"
        else
          MVN_THREADS="1C"
        fi
        echo "Maven 并行度: -T $MVN_THREADS"

        # Maven 打包（使用阿里云镜像 + 多线程并行编译 + 跳过测试 + 离线优先）
        mvn -B clean package \
            -s /root/.m2/settings.xml \
            -DskipTests \
            -Dmaven.test.skip=true \
            -T "$MVN_THREADS" \
            --no-transfer-progress \
            --fail-at-end

        JAR_FILE=$(ls par-api/target/*.jar | head -1)
        echo "构建成功！产物: $JAR_FILE ($(du -sh $JAR_FILE | cut -f1))"
    depends_on:
      - prepare-cache
      - frontend-build

  # ===================== Docker 镜像构建 =====================
  # 参考 mediabot 优化：Drone 已在前序步骤完成编译（frontend-build + maven-build），
  # 此处使用 CI 精简 Dockerfile，仅将预构建 jar 打包进 JRE 镜像，无需在 Docker 内重新编译。
  - name: build-docker-image
    image: 192.168.31.253/library/docker:cli
    volumes:
      - name: dockersock
        path: /var/run/docker.sock
    environment:
      DOCKER_BUILDKIT: "1"
    commands:
      - |
        echo "====== 开始构建 Docker 镜像 ======"
        source /drone/src/.version.env
        # main 分支用干净版本号，test 带 pipeline 号
        if [ "$DRONE_BRANCH" = "main" ]; then
          APP_VERSION="$RELEASE_VERSION"
        else
          APP_VERSION="$BUILD_VERSION"
        fi
        echo "版本: $APP_VERSION"

        # 验证 jar 产物存在
        JAR_FILE=$(ls par-api/target/*.jar 2>/dev/null | head -1)
        if [ -z "$JAR_FILE" ]; then
          echo "错误：未找到 jar 产物，maven-build 可能失败"
          exit 1
        fi
        echo "jar 产物: $JAR_FILE ($(du -sh $JAR_FILE | cut -f1))"

        # 使用 CI 精简 Dockerfile：仅 COPY jar + 设置运行环境，秒级完成
        docker build \
          --build-arg BUILDKIT_INLINE_CACHE=1 \
          --build-arg VERSION="$APP_VERSION" \
          --build-arg BUILD_TIME="$(TZ=Asia/Shanghai date '+%Y-%m-%d %H:%M')" \
          -t "$IMAGE_NAME:$BUILD_VERSION" \
          -t "$IMAGE_NAME:latest" \
          -f Dockerfile \
          .

        echo "Docker 镜像构建完成。"
        docker images | grep "$IMAGE_NAME"
    depends_on:
      - maven-build
    when:
      branch: [test, main]

  # ===================== Test：推本地 Harbor =====================
  - name: push-to-harbor
    image: 192.168.31.253/library/docker:cli
    network_mode: host
    volumes:
      - name: dockersock
        path: /var/run/docker.sock
    environment:
      LOCAL_HARBOR_REG: "192.168.31.253"
      LOCAL_HARBOR_PROJ: "yescent"
      LOCAL_REGISTRY_USER:
        from_secret: local_registry_user
      LOCAL_REGISTRY_PASSWORD:
        from_secret: local_registry_password
    commands:
      - |
        echo "====== 推送镜像到本地 Harbor ======"
        source /drone/src/.version.env
        LOCAL_IMAGE_FULL="$LOCAL_HARBOR_REG/$LOCAL_HARBOR_PROJ/$IMAGE_NAME"
        LOCAL_IMAGE_TAG="$LOCAL_IMAGE_FULL:$BUILD_VERSION"
        LOCAL_IMAGE_LATEST="$LOCAL_IMAGE_FULL:latest"

        docker tag "$IMAGE_NAME:$BUILD_VERSION" "$LOCAL_IMAGE_TAG"
        docker tag "$IMAGE_NAME:latest" "$LOCAL_IMAGE_LATEST"

        echo "$LOCAL_REGISTRY_PASSWORD" | docker login -u "$LOCAL_REGISTRY_USER" --password-stdin $LOCAL_HARBOR_REG
        docker push "$LOCAL_IMAGE_TAG"
        docker push "$LOCAL_IMAGE_LATEST"

        docker rmi "$LOCAL_IMAGE_TAG" "$LOCAL_IMAGE_LATEST" || true
        echo "====== Harbor 推送完成 ======"
    depends_on:
      - build-docker-image
    when:
      status: success
      branch: [test]

  # ===================== Test：部署到测试服务器 =====================
  - name: deploy-test
    image: 192.168.31.253/library/alpine-openssh:latest
    environment:
      DEPLOY_IMAGE: "192.168.31.253/yescent/${DRONE_REPO_NAME}"
      APP_PORT: "9012"
      SSH_USER:
        from_secret: test_ssh_user
      SSH_HOST:
        from_secret: test_ssh_host
      SSH_KEY:
        from_secret: test_ssh_key
    commands:
      - |
        echo "====== 部署测试环境 ======"
        source /drone/src/.version.env

        mkdir -p ~/.ssh
        chmod 700 ~/.ssh
        # 使用 printf 确保换行符正确写入
        printf '%s\n' "$SSH_KEY" > ~/.ssh/id_rsa
        chmod 600 ~/.ssh/id_rsa

        # 如果私钥是 OpenSSH 新格式，尝试转换为 PEM 格式
        ssh-keygen -p -m PEM -N "" -f ~/.ssh/id_rsa 2>/dev/null || true

        export IMG="$DEPLOY_IMAGE:$BUILD_VERSION"
        ssh -o StrictHostKeyChecking=no -o IdentitiesOnly=yes -i ~/.ssh/id_rsa $SSH_USER@$SSH_HOST "
          docker pull $IMG
          docker stop par-server 2>/dev/null || true
          docker rm -f par-server 2>/dev/null || true
          docker run -d --name par-server --restart always \\
            --env-file /data/par/db.env \\
            -p \${APP_PORT:-9012}:8080 \\
            -v /data/par/logs:/app/logs \\
            -v /data/par/static:/app/static \\
            $IMG
          sleep 10
          curl -s http://localhost:\${APP_PORT:-9012}/health && echo OK || echo FAIL
        "
        echo "====== 部署完成 ======"
    depends_on:
      - push-to-harbor
    when:
      status: success
      branch: [test]

  # ===================== Main：推本地 Harbor 并部署 =====================
  - name: push-to-harbor-main
    image: 192.168.31.253/library/docker:cli
    network_mode: host
    volumes:
      - name: dockersock
        path: /var/run/docker.sock
    environment:
      LOCAL_HARBOR_REG: "192.168.31.253"
      LOCAL_HARBOR_PROJ: "yescent"
      LOCAL_REGISTRY_USER:
        from_secret: local_registry_user
      LOCAL_REGISTRY_PASSWORD:
        from_secret: local_registry_password
    commands:
      - |
        echo "====== 推送镜像到本地 Harbor (main) ======"
        source /drone/src/.version.env
        LOCAL_IMAGE_FULL="$LOCAL_HARBOR_REG/$LOCAL_HARBOR_PROJ/$IMAGE_NAME"
        LOCAL_IMAGE_TAG="$LOCAL_IMAGE_FULL:$BUILD_VERSION"
        LOCAL_IMAGE_LATEST="$LOCAL_IMAGE_FULL:latest"

        docker tag "$IMAGE_NAME:$BUILD_VERSION" "$LOCAL_IMAGE_TAG"
        docker tag "$IMAGE_NAME:latest" "$LOCAL_IMAGE_LATEST"

        echo "$LOCAL_REGISTRY_PASSWORD" | docker login -u "$LOCAL_REGISTRY_USER" --password-stdin $LOCAL_HARBOR_REG
        docker push "$LOCAL_IMAGE_TAG"
        docker push "$LOCAL_IMAGE_LATEST"

        docker rmi "$LOCAL_IMAGE_TAG" "$LOCAL_IMAGE_LATEST" || true
        echo "====== Harbor 推送完成 ======"
    depends_on:
      - build-docker-image
    when:
      status: success
      branch: [main]

  - name: deploy-main
    image: 192.168.31.253/library/alpine-openssh:latest
    environment:
      DEPLOY_IMAGE: "192.168.31.253/yescent/${DRONE_REPO_NAME}"
      APP_PORT: "9012"
      SSH_USER:
        from_secret: prod_ssh_user
      SSH_HOST:
        from_secret: prod_ssh_host
      SSH_KEY:
        from_secret: prod_ssh_key
    commands:
      - |
        echo "====== 部署生产环境 ======"
        source /drone/src/.version.env

        mkdir -p ~/.ssh
        chmod 700 ~/.ssh
        # 使用 printf 确保换行符正确写入
        printf '%s\n' "$SSH_KEY" > ~/.ssh/id_rsa
        chmod 600 ~/.ssh/id_rsa

        # 如果私钥是 OpenSSH 新格式，尝试转换为 PEM 格式
        ssh-keygen -p -m PEM -N "" -f ~/.ssh/id_rsa 2>/dev/null || true

        export IMG="$DEPLOY_IMAGE:$BUILD_VERSION"
        ssh -o StrictHostKeyChecking=no -o IdentitiesOnly=yes -i ~/.ssh/id_rsa $SSH_USER@$SSH_HOST "
          docker pull $IMG
          docker stop par-server 2>/dev/null || true
          docker rm -f par-server 2>/dev/null || true
          docker run -d --name par-server --restart always \\
            --env-file /data/par/db.env \\
            -p \${APP_PORT:-9012}:8080 \\
            -v /data/par/logs:/app/logs \\
            -v /data/par/static:/app/static \\
            $IMG
          sleep 10
          curl -s http://localhost:\${APP_PORT:-9012}/health && echo OK || echo FAIL
        "
        echo "====== 部署完成 ======"
    depends_on:
      - push-to-harbor-main
    when:
      status: success
      branch: [main]

  # ===================== 构建报告 =====================
  - name: cache-report
    image: 192.168.31.253/library/alpine:latest
    volumes:
      - name: maven-cache
        path: /host-cache
    commands:
      - |
        echo "====== 构建流程结束 ======"
        if [ -d "/host-cache/repository" ]; then
          CACHE_SIZE=$(du -sh /host-cache/repository 2>/dev/null | cut -f1 || echo "计算失败")
          echo "Maven缓存大小: $CACHE_SIZE"
        fi
        source /drone/src/.version.env 2>/dev/null
        if [ -n "$BUILD_VERSION" ]; then
          echo "构建版本: $BUILD_VERSION"
        fi
        echo "=============================="
    when:
      status: [success, failure]
    depends_on:
      - maven-build