etf-assistant

# ETF投资助理 / ETF Investment Assistant

一个专业的ETF投资助手，帮助你查询ETF行情、筛选投资标的、对比分析、计算定投收益。

A professional ETF investment assistant for querying ETF quotes, screening investment targets, comparative analysis, and DCA calculation.

## 功能特性 / Features

- 📊 **ETF列表 / ETF List** - 常用ETF代码速查
  - Quick reference for commonly used ETF codes

- 💰 **实时行情 / Real-time Quotes** - 查询ETF当前价格和涨跌
  - Query current ETF prices and changes

- 🔥 **热门ETF / Hot ETFs** - 推荐热门投资标的
  - Recommend popular investment targets

- 🔍 **搜索ETF / Search ETF** - 按名称或代码搜索
  - Search by name or code

- 📈 **对比分析 / Comparison** - 对比两只ETF表现
  - Compare performance of two ETFs

- 🧮 **定投计算器 / DCA Calculator** - 计算定投收益
  - Calculate Dollar-Cost Averaging returns

- 📋 **投资摘要 / Summary** - 主流ETF分类介绍
  - Introduction to mainstream ETF categories

## 使用方法 / Usage

### 1. 查看ETF列表 / View ETF List
```bash
etf-assistant list
```

### 2. 查询行情 / Query Quotes
```bash
# 查询沪深300ETF
# Query CSI 300 ETF
etf-assistant price 510300

# 查询创业板ETF
# Query ChiNext ETF
etf-assistant price 159915
```

### 3. 热门ETF推荐 / Hot ETF Recommendations
```bash
etf-assistant hot
```

### 4. 搜索ETF / Search ETF
```bash
# 按名称搜索
# Search by name
etf-assistant search 沪深

# 按代码搜索
# Search by code
etf-assistant search 510300
```

### 5. 对比ETF / Compare ETFs
```bash
etf-assistant compare 510300 159915
```

### 6. 定投计算 / DCA Calculation
```bash
# 每月定投1000元，定投10年
# Monthly investment of 1000 CNY for 10 years
etf-assistant calc 510300 1000 10
```

### 7. 投资摘要 / Investment Summary
```bash
etf-assistant summary
```

## 常用ETF代码 / Common ETF Codes

| 代码 / Code | 名称 / Name | 类型 / Type |
|------------|-------------|-------------|
| 510300 | 沪深300ETF | 宽基指数 / Broad Index |
| 510500 | 中证500ETF | 宽基指数 / Broad Index |
| 159915 | 创业板ETF | 宽基指数 / Broad Index |
| 159919...