name: 构建并部署 Spring Boot 应用

on:
  push:
    branches: [master, develop]
  pull_request:
    branches: [master, develop]

jobs:
  build-and-deploy:
    runs-on: ubuntu-latest  # 使用自托管 Runner

    steps:
      - name: 检出代码
        uses: actions/checkout@v4.1.1
        with:
          fetch-depth: 0

      - name: 从本地服务器下载并安装 JDK 17
        run: |
          echo "开始从本地服务器下载 JDK..."
          wget http://115.190.121.151:8081/openjdk-17.0.2_linux-x64_bin.tar.gz -O jdk.tar.gz
          
          # 验证下载文件
          if [ ! -f jdk.tar.gz ]; then
            echo "❌ JDK 下载失败"
            exit 1
          fi
          
          echo "解压并安装 JDK..."
          sudo mkdir -p /opt/java
          sudo tar -xzf jdk.tar.gz -C /opt/java --strip-components=1
          
          echo "设置环境变量..."
          echo "JAVA_HOME=/opt/java" >> $GITHUB_ENV
          echo "/opt/java/bin" >> $GITHUB_PATH
          
          # 清理临时文件
          rm -f jdk.tar.gz
          echo "✅ JDK 安装完成"

      - name: 验证 Java 安装
        run: |
          echo "验证 Java 安装:"
          java -version
          javac -version
          echo "JAVA_HOME: $JAVA_HOME"
          echo "PATH: $PATH"

      - name: 验证环境
        run: |
          echo "Runner 工作目录: $(pwd)"
          echo "Docker 信息:"
          docker --version
          if ! docker info >/dev/null 2>&1; then
            echo "❌ Docker 守护进程不可访问"
            exit 1
          else
            echo "✅ Docker 守护进程可访问"
            docker info
          fi
          echo "Maven 信息:"
          mvn --version

      - name: 缓存 Maven 依赖
        uses: actions/cache@v3
        with:
          path: ~/.m2/repository
          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
          restore-keys: |
            ${{ runner.os }}-maven-

      - name: 编译和打包项目
        run: |
          mvn clean package -DskipTests
          ls -la target/

      - name: 运行测试
        run: mvn test

      - name: 构建 Docker 镜像
        run: |
          # 使用 Dockerfile 构建镜像
          docker build -t light-delivery-app:latest .

      - name: 验证镜像构建
        run: |
          echo "构建的 Docker 镜像:"
          docker images | grep light-delivery-app
          echo "镜像详情:"
          docker inspect light-delivery-app:latest --format='Size: {{.Size}} bytes, Created: {{.Created}}'

      - name: 停止旧容器
        run: |
          # 优雅停止旧容器
          docker stop light-delivery-container 2>/dev/null || echo "没有运行中的容器"
          docker rm light-delivery-container 2>/dev/null || echo "没有可删除的容器"

      - name: 备份当前镜像（可选）
        run: |
          # 为当前运行中的镜像创建备份标签
          if docker images light-delivery-app:latest --quiet | grep -q .; then
            BACKUP_TAG="backup-$(date +%Y%m%d-%H%M%S)"
            docker tag light-delivery-app:latest light-delivery-app:$BACKUP_TAG
            echo "已创建备份: light-delivery-app:$BACKUP_TAG"
          fi

      - name: 运行新容器
        run: |
          # 创建必要的目录
          sudo mkdir -p /app/logs
          sudo mkdir -p /etc/ssl/certs
          sudo chown $USER:$USER /app/logs 2>/dev/null || true
          
          echo "使用统一的部署配置启动新容器..."
          docker compose -f deploy.yml up -d

      - name: 等待应用启动并健康检查
        run: |
          echo "等待应用启动..."
          # 最大重试次数
          MAX_RETRIES=12
          RETRY_COUNT=0
          
          while [ $RETRY_COUNT -lt $MAX_RETRIES ]; do
            # 使用正确的端口 (8443) 和协议 (HTTPS)，不跳过SSL验证
            if curl -f -s https://localhost:8443/actuator/health > /dev/null 2>&1; then
              echo "✅ 应用健康检查通过"
          
              # 获取详细的健康信息
              HEALTH_INFO=$(curl -s https://localhost:8443/actuator/health)
              echo "健康状态: $HEALTH_INFO"
              break
            fi
          
            RETRY_COUNT=$((RETRY_COUNT + 1))
            echo "健康检查失败 ($RETRY_COUNT/$MAX_RETRIES)，10秒后重试..."
            sleep 10
          done
          
          if [ $RETRY_COUNT -eq $MAX_RETRIES ]; then
            echo "❌ 应用启动超时，查看日志:"
            docker logs light-delivery-container --tail 50
            exit 1
          fi

      - name: 清理资源
        run: |
          # 清理旧的备份镜像（保留最近5个）
          echo "清理旧的备份镜像..."
          docker images light-delivery-app --filter "reference=light-delivery-app:backup-*" \
            --format "{{.Tag}}\t{{.CreatedAt}}" | \
            sort -k2 -r | \
            tail -n +6 | \
            awk '{print $1}' | \
            xargs -r -I {} docker rmi light-delivery-app:{} || echo "无需清理"
          
          # 清理无用镜像和容器
          docker system prune -f

      - name: 部署完成通知
        run: |
          echo "🎉 部署完成!"
          echo "应用运行在: http://localhost:8080"
          echo "容器状态: $(docker inspect light-delivery-container --format='{{.State.Status}}')"
          echo "启动时间: $(docker inspect light-delivery-container --format='{{.State.StartedAt}}')"