init commit

trader.py

@@ -0,0 +1,62 @@
+# -*- coding: utf-8 -*-
+"""
+交易执行模块 (模拟股票购买/抛售)
+"""
+import time
+import csv
+from datetime import datetime
+from utils_time import now_et, fmt_et
+
+class Trader:
+    def __init__(self):
+        self.log_file = "trade_log.csv"
+        self._init_log_file()
+        
+    def _init_log_file(self):
+        try:
+            with open(self.log_file, 'a', newline='', encoding='utf-8-sig') as f:
+                pass # 确保文件存在
+        except Exception as e:
+            print(f"❌ 初始化交易日志失败: {e}")
+
+    def execute_signals(self, signals):
+        """
+        执行交易信号
+        
+        Args:
+            signals: 交易信号列表
+        """
+        if not signals:
+            return
+            
+        print(f"⚡ 收到 {len(signals)} 个交易信号，准备执行...")
+        
+        for signal in signals:
+            self._execute_single_trade(signal)
+            
+    def _execute_single_trade(self, signal):
+        """执行单笔交易"""
+        action = signal.get('type', '')
+        symbol = signal.get('symbol', '')
+        name = signal.get('name', '')
+        price = signal.get('price', '')
+        reason = signal.get('reason', '')
+        
+        # 模拟交易延迟
+        time.sleep(0.1)
+        
+        timestamp = fmt_et()
+        log_entry = f"[{timestamp}] {action} {symbol} ({name}) @ ${price} | 原因: {reason}"
+        
+        print(f"💸 交易执行: {log_entry}")
+        
+        # 记录到文件
+        self._log_trade(timestamp, action, symbol, name, price, reason)
+        
+    def _log_trade(self, timestamp, action, symbol, name, price, reason):
+        try:
+            with open(self.log_file, 'a', newline='', encoding='utf-8-sig') as f:
+                writer = csv.writer(f)
+                writer.writerow([timestamp, action, symbol, name, price, reason])
+        except Exception as e:
+            print(f"❌ 写入交易日志失败: {e}")