From 1830b932079bbcc3cddaad8c5f9c618b220db573 Mon Sep 17 00:00:00 2001
From: OpenClaw Agent <agent@openclaw.ai>
Date: Tue, 17 Mar 2026 04:30:53 +0000
Subject: [PATCH] =?UTF-8?q?refactor:=20=E7=A7=BB=E9=99=A4=E8=85=BE?=
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---
 .../Services/MarketDataService.cs             | 33 +++++++------------
 .../Services/TencentMarketService.cs          |  6 +++-
 2 files changed, 16 insertions(+), 23 deletions(-)

diff --git a/AssetManager.Infrastructure/Services/MarketDataService.cs b/AssetManager.Infrastructure/Services/MarketDataService.cs
index 32f6035..d5e5206 100755
--- a/AssetManager.Infrastructure/Services/MarketDataService.cs
+++ b/AssetManager.Infrastructure/Services/MarketDataService.cs
@@ -6,7 +6,11 @@ using Microsoft.Extensions.Logging;
 namespace AssetManager.Infrastructure.Services;
 
 /// <summary>
-/// 市场数据服务实现（组合模式：Yahoo财经优先，腾讯财经降级，Tiingo最终降级，OKX处理加密货币）
+/// 市场数据服务实现（组合模式）
+/// <para>数据源优先级：</para>
+/// <para>- 实时价格：Yahoo → 腾讯 → Tiingo</para>
+/// <para>- 历史K线：Yahoo → Tiingo（腾讯历史接口已废弃）</para>
+/// <para>- 加密货币：OKX</para>
 /// </summary>
 public class MarketDataService : IMarketDataService
 {
@@ -135,7 +139,8 @@ public class MarketDataService : IMarketDataService
         }
         else
         {
-            // 股票：优先Yahoo财经，失败降级腾讯财经，最后降级 Tiingo
+            // 股票：优先Yahoo财经，失败降级 Tiingo
+            // 注：腾讯财经历史K线接口已废弃，不再作为降级数据源
             try
             {
                 response = await _yahooService.GetStockHistoricalDataAsync(symbol, timeframe, limit);
@@ -145,30 +150,14 @@ public class MarketDataService : IMarketDataService
                 }
                 else
                 {
-                    throw new Exception("Yahoo财经返回空数据");
+                    throw new InvalidOperationException("Yahoo财经返回空数据");
                 }
             }
             catch (Exception ex)
             {
-                _logger.LogWarning(ex, "Yahoo财经历史数据获取失败，降级使用 腾讯: {Symbol}", symbol);
-                try
-                {
-                    response = await _tencentService.GetStockHistoricalDataAsync(symbol, timeframe, limit);
-                    if (response.Count > 0)
-                    {
-                        source = "Tencent";
-                    }
-                    else
-                    {
-                        throw new Exception("腾讯财经返回空数据");
-                    }
-                }
-                catch (Exception tencentEx)
-                {
-                    _logger.LogWarning(tencentEx, "腾讯财经历史数据获取失败，降级使用 Tiingo: {Symbol}", symbol);
-                    response = await _tiingoService.GetStockHistoricalDataAsync(symbol, timeframe, limit);
-                    source = "Tiingo";
-                }
+                _logger.LogWarning(ex, "Yahoo财经历史数据获取失败，降级使用 Tiingo: {Symbol}", symbol);
+                response = await _tiingoService.GetStockHistoricalDataAsync(symbol, timeframe, limit);
+                source = "Tiingo";
             }
         }
 
diff --git a/AssetManager.Infrastructure/Services/TencentMarketService.cs b/AssetManager.Infrastructure/Services/TencentMarketService.cs
index 8caaeee..c8d2d80 100644
--- a/AssetManager.Infrastructure/Services/TencentMarketService.cs
+++ b/AssetManager.Infrastructure/Services/TencentMarketService.cs
@@ -18,12 +18,16 @@ public interface ITencentMarketService
     
     /// <summary>
     /// 获取股票历史K线数据
+    /// <para>⚠️ 注意：腾讯历史K线接口 (web.ifzq.gtimg.cn) 已废弃，此方法会抛出异常</para>
     /// </summary>
+    [Obsolete("腾讯历史K线接口已废弃，请使用 Yahoo 或 Tiingo")]
     Task<List<MarketDataResponse>> GetStockHistoricalDataAsync(string symbol, string timeframe, int limit);
 }
 
 /// <summary>
-/// 腾讯财经市场数据服务实现（免费无限制，支持盘前盘后）
+/// 腾讯财经市场数据服务实现
+/// <para>实时价格接口 (qt.gtimg.cn) 正常可用</para>
+/// <para>历史K线接口 (web.ifzq.gtimg.cn) 已废弃</para>
 /// </summary>
 public class TencentMarketService : ITencentMarketService
 {