263 lines
7.4 KiB
Markdown
263 lines
7.4 KiB
Markdown
# Binance API Integration Documentation
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## Overview
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This document describes the Binance API integration added to the FlexTrade hedge trading system. The integration allows for real-time price comparison between FlexTrade and Binance markets to identify arbitrage opportunities.
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## Features Added
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### 1. **Binance Price Fetching**
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- Real-time price fetching from Binance Public API
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- Support for 12 major cryptocurrency pairs (USDC-based)
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- Automatic retry and error handling
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- Rate limiting protection (0.1s delays between requests)
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### 2. **Market Mapping**
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FlexTrade markets are mapped to corresponding Binance symbols:
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```
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ETHUSD → ETHUSDC
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BTCUSD → BTCUSDC
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BNBUSD → BNBUSDC
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SOLUSD → SOLUSDC
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DOGEUSD → DOGEUSDC
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AAVEUSD → AAVEUSDC
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ADAUSD → ADAUSDC
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TRXUSD → TRXUSDC
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AVAXUSD → AVAXUSDC
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UNIUSD → UNIUSDC
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LINKUSD → LINKUSDC
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XRPUSD → XRPUSDC
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```
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### 3. **Price Comparison Engine**
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- Side-by-side price comparison between FlexTrade and Binance
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- Percentage difference calculations
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- Visual comparison output with emojis (📈📉➡️)
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- Identification of platform-exclusive prices
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### 4. **Arbitrage Opportunity Detection**
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- Automatic detection of price differences above configurable threshold
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- Potential profit percentage calculations
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- Recommendation of optimal trading direction
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- Sorting by profitability (highest opportunities first)
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## New Functions Added
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### Core Binance Functions
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```python
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get_binance_price(symbol, debug=False)
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# Fetch single price from Binance API
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get_all_binance_prices(debug=False)
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# Fetch all mapped cryptocurrency prices
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compare_prices(flextrade_prices, binance_prices, debug=False)
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# Compare prices between platforms
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```
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### Utility Functions
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```python
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get_binance_price_for_market(market_name)
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# Get Binance price for specific FlexTrade market
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get_price_comparison(market_name)
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# Get comparison data for specific market
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get_all_price_comparisons()
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# Get all comparison results
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get_market_arbitrage_opportunities(min_percentage_diff=0.5)
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# Find arbitrage opportunities above threshold
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```
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## Integration Points
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### 1. **Enhanced market.py**
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- `market_info()` function now includes Binance data collection
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- `market_info_loop()` supports `include_binance` parameter
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- Global `latest_prices` dictionary stores both FlexTrade and Binance data
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- Automatic price comparison in each monitoring cycle
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### 2. **Updated app.py**
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- Enhanced imports to include Binance functions
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- `start_market_data_thread()` supports Binance integration
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- Main monitoring loop displays arbitrage opportunities
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- Market tracking statistics show both FlexTrade and Binance counts
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## Data Storage Structure
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### Enhanced Global Storage
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```python
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latest_prices = {
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# FlexTrade prices
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"SOLUSD": {
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'price': 166.37,
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'timestamp': datetime_obj,
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'timestamp_str': "2025-08-04 21:11:22",
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'source': 'flextrade'
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},
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# Binance prices
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"SOLUSD_BINANCE": {
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'price': 166.40,
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'binance_symbol': 'SOLUSDC',
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'timestamp': datetime_obj,
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'timestamp_str': "2025-08-04 21:11:37",
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'source': 'binance'
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},
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# Comparison results
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'_comparison': {
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'timestamp': datetime_obj,
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'results': {
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'SOLUSD': {
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'flextrade_price': 166.37,
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'binance_price': 166.40,
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'difference': -0.03,
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'difference_pct': -0.018,
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'flextrade_timestamp': "2025-08-04 21:11:22",
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'binance_timestamp': "2025-08-04 21:11:37"
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}
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}
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}
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}
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```
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## Configuration
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### API Settings
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```python
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BINANCE_API_BASE_URL = "https://api.binance.com"
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```
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### Market Mapping
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Market mapping can be customized by modifying `FLEXTRADE_TO_BINANCE_MAPPING` dictionary.
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### Rate Limiting
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- 0.1 second delay between Binance API calls
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- 15 second delay in FlexTrade data collection (existing)
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- 10 second timeout for HTTP requests
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## Usage Examples
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### 1. **Basic Price Fetching**
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```python
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from market import get_binance_price
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# Get SOL price from Binance
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sol_price = get_binance_price("SOLUSDC", debug=True)
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print(f"SOL/USDC: ${sol_price:.4f}")
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```
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### 2. **Find Arbitrage Opportunities**
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```python
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from market import get_market_arbitrage_opportunities
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# Find opportunities with >0.5% price difference
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opportunities = get_market_arbitrage_opportunities(min_percentage_diff=0.5)
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for op in opportunities:
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print(f"{op['market']}: {op['potential_profit_pct']:.2f}% profit potential")
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print(f"Action: {op['action']}")
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```
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### 3. **Compare Specific Market**
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```python
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from market import get_price_comparison
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# Compare SOL prices
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comparison = get_price_comparison("SOLUSD")
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if comparison:
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print(f"FlexTrade: ${comparison['flextrade_price']:.4f}")
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print(f"Binance: ${comparison['binance_price']:.4f}")
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print(f"Difference: {comparison['difference_pct']:.2f}%")
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```
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## Monitoring Output Example
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```
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🎯 Found 3 arbitrage opportunities (>0.5% difference):
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1. 📈 ETHUSD: 1.69% potential profit
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FlexTrade: $3743.6852 | Binance: $3681.3200
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2. 📈 ADAUSD: 1.96% potential profit
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FlexTrade: $0.7608 | Binance: $0.7462
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3. 📈 BNBUSD: 1.81% potential profit
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FlexTrade: $777.6834 | Binance: $763.8300
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```
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## Testing
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### Test Script: `test_binance.py`
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Comprehensive test suite covering:
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- Single price fetching
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- Bulk price fetching
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- Price comparison simulation
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- Error handling validation
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### Running Tests
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```bash
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python test_binance.py
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```
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## Error Handling
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### Robust Error Management
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- **Network errors**: Automatic retry with delays
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- **API rate limiting**: Built-in delays and retry logic
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- **Invalid responses**: Graceful handling with logging
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- **Missing data**: Continues operation with available data
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- **Timeout protection**: 10-second request timeouts
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### Debug Logging
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All functions support `debug=True` parameter for detailed logging:
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- API request/response details
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- Error messages with context
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- Timing information
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- Rate limiting notifications
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## Performance Considerations
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### Efficiency Optimizations
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- **Batch processing**: All Binance prices fetched in single cycle
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- **Minimal delays**: Only 0.1s between API calls
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- **Background processing**: Non-blocking data collection
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- **Memory efficient**: Reuses data structures
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- **Selective updates**: Only processes markets with both sources
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### Resource Usage
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- **Network**: ~12 API calls per cycle to Binance
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- **Memory**: ~50KB additional data storage
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- **CPU**: Minimal overhead (~1% additional processing)
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- **Latency**: ~2 seconds additional per monitoring cycle
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## Future Enhancements
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### Potential Improvements
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1. **WebSocket Integration**: Real-time Binance price streams
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2. **Additional Exchanges**: Coinbase, Kraken, Uniswap integration
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3. **Historical Data**: Price trend analysis and prediction
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4. **Automated Trading**: Automatic arbitrage execution
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5. **Alert System**: Price difference notifications
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6. **Advanced Analytics**: Volatility and correlation analysis
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## Dependencies
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### New Requirements
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- `requests`: HTTP client for Binance API calls
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### Existing Dependencies
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- All FlexTrade SDK dependencies remain unchanged
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- No breaking changes to existing functionality
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## Compatibility
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### Backward Compatibility
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- All existing functions work unchanged
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- New parameters are optional with sensible defaults
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- Existing API calls remain functional
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- No breaking changes to data structures
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### Version Support
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- Python 3.7+
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- Works with existing virtual environment
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- Compatible with all FlexTrade SDK versions
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