#!/bin/bash
  # 推荐系统离线任务安装脚本
  
  echo "========================================"
  echo "推荐系统离线任务 - 安装脚本"
  echo "========================================"
  echo ""
  
  # 检查Python版本
  echo "检查Python版本..."
  python_version=$(python3 --version 2>&1 | awk '{print $2}')
  echo "当前Python版本: $python_version"
  
  if ! command -v python3 &> /dev/null; then
      echo "错误: 未找到Python3，请先安装Python3"
      exit 1
  fi
  
  # 检查pip
  echo ""
  echo "检查pip..."
  if ! command -v pip3 &> /dev/null; then
      echo "错误: 未找到pip3，请先安装pip3"
      exit 1
  fi
  
  # 创建必要的目录
  echo ""
  echo "创建目录结构..."
  mkdir -p output
  mkdir -p logs
  echo "✓ 目录创建完成"
  
  # 安装依赖包
  echo ""
  echo "安装Python依赖包..."
  echo "这可能需要几分钟时间..."
  pip3 install -r ../requirements.txt
  
  if [ $? -eq 0 ]; then
      echo "✓ 依赖包安装完成"
  else
      echo "✗ 依赖包安装失败，请检查错误信息"
      exit 1
  fi
  
  # 测试连接
  echo ""
  echo "测试数据库和Redis连接..."
  python3 test_connection.py
  
  echo ""
  echo "========================================"
  echo "安装完成！"
  echo "========================================"
  echo ""
  echo "接下来的步骤："
  echo "1. 检查配置文件: config/offline_config.py"
  echo "2. 运行测试: python3 test_connection.py"
  echo "3. 运行离线任务: python3 run_all.py --lookback_days 730 --top_n 50"
  echo ""
  echo "详细文档请查看:"
  echo "  - QUICKSTART.md (快速开始)"
  echo "  - README.md (详细文档)"
  echo "  - PROJECT_SUMMARY.md (项目总结)"
  echo ""