优化相关设备的格式显示

handlers/crypto_handler.py

@@ -2,15 +2,21 @@ from typing import Dict, Any, List
 from datetime import datetime
 from .base_handler import BaseHandler
 from services.crypto_service import CryptoService
+from config import Config  # 导入配置
 
 class CryptoHandler(BaseHandler):
     """加密货币价格处理器"""
     
-    def __init__(self, crypto_service: CryptoService):
+    def __init__(self, crypto_service: CryptoService, config=None):
         self.crypto_service = crypto_service
+        self.config = config or Config  # 使用传入的配置或默认配置
     
-    def handle(self, pair: str = "ETH-USDT", **kwargs) -> List[Dict[str, Any]]:
+    def handle(self, pair: str = None, **kwargs) -> List[Dict[str, Any]]:
         """处理加密货币价格请求"""
+        # 如果未指定交易对，则使用配置中的默认值
+        if pair is None:
+            pair = self.config.DEFAULT_CRYPTO_PAIR
+        
         data = self.crypto_service.get_cached_data(f"{pair.lower()}_price", pair=pair)
         
         if not data:
@@ -25,17 +31,13 @@ class CryptoHandler(BaseHandler):
         # 格式化价格信息
         price = data['price']
         change_24h = data['change_24h']
-        change_symbol = "📈" if change_24h >= 0 else "📉"
+        change_symbol = "↑" if change_24h >= 0 else "↓"
         
-        title = f"{pair.replace('-', '/')} 当前价格: ${price:,.4f}"
+        title = f"${price:,.2f}   {change_symbol} {abs(change_24h):.2f}%"
         
         description = f"""
-        🔸 当前价格: ${price:,.4f}
-        🔸 24小时涨跌: {change_symbol} {change_24h:+.2f}%
-        🔸 24小时最高: ${data['high_24h']:,.4f}
-        🔸 24小时最低: ${data['low_24h']:,.4f}
-        🔸 24小时成交量: {data['volume_24h']:,.2f}
-        🔸 更新时间: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}
+         24小时涨跌: {change_symbol} {change_24h:+.2f}%
+         更新时间: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}
         """.strip()
         
         return [{