From 25c3d9d82891b1c1368bec808734e7d101572a60 Mon Sep 17 00:00:00 2001
From: zzlgreat <zzlgreat@gmail.com>
Date: Sun, 30 Nov 2025 17:06:34 +0800
Subject: [PATCH] update pay function

---
 __pycache__/mcp_server.cpython-310.pyc       | Bin 88624 -> 89343 bytes
 mcp_server.py                                |  31 +++++++++++++-
 src/components/ChatBot/MarkdownWithCharts.js |  42 ++++++++++++++++---
 3 files changed, 66 insertions(+), 7 deletions(-)

diff --git a/__pycache__/mcp_server.cpython-310.pyc b/__pycache__/mcp_server.cpython-310.pyc
index fcea44c977b5de90ef0cc6f04959586b185a5105..e4a163a0158929d49d059175cde9fee1d7289579 100644
GIT binary patch
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diff --git a/mcp_server.py b/mcp_server.py
index ad090926..2e47acec 100644
--- a/mcp_server.py
+++ b/mcp_server.py
@@ -2168,10 +2168,37 @@ class MCPAgentIntegrated:
         if not successful_results:
             return "很抱歉，所有步骤都执行失败，无法生成分析报告。"
 
-        # 构建结果文本（精简版）
+        def safe_truncate_result(result, max_length=600):
+            """安全截取结果，避免截断 JSON 到不完整状态"""
+            result_str = str(result)
+            if len(result_str) <= max_length:
+                return result_str
+
+            # 截取到 max_length
+            truncated = result_str[:max_length]
+
+            # 尝试找到最后一个完整的 JSON 边界（}, ] 或 ,）
+            # 从后往前找一个安全的截断点
+            safe_endings = ['},', '},\n', '}\n', '],', '],\n', ']\n', '",', '",\n', '"\n']
+            best_pos = -1
+            for ending in safe_endings:
+                pos = truncated.rfind(ending)
+                if pos > best_pos:
+                    best_pos = pos
+
+            if best_pos > max_length // 2:  # 只有找到的位置超过一半时才使用
+                truncated = truncated[:best_pos + 1]
+
+            # 如果结果看起来像 JSON，添加省略提示
+            if truncated.strip().startswith('{') or truncated.strip().startswith('['):
+                return truncated + "\n...(数据已截断)"
+            else:
+                return truncated + "..."
+
+        # 构建结果文本（精简版，安全截取）
         results_text = "\n\n".join([
             f"**步骤 {r.step_index + 1}: {r.tool}**\n"
-            f"结果: {str(r.result)[:800]}..."
+            f"结果: {safe_truncate_result(r.result)}"
             for r in successful_results[:3]  # 只取前3个，避免超长
         ])
 
diff --git a/src/components/ChatBot/MarkdownWithCharts.js b/src/components/ChatBot/MarkdownWithCharts.js
index 0f9dc0dd..0efdd1ec 100644
--- a/src/components/ChatBot/MarkdownWithCharts.js
+++ b/src/components/ChatBot/MarkdownWithCharts.js
@@ -8,6 +8,35 @@ import remarkGfm from 'remark-gfm';
 import { EChartsRenderer } from './EChartsRenderer';
 import { logger } from '@utils/logger';
 
+/**
+ * 清理消息中可能存在的残缺 JSON 片段
+ * 这种情况通常是模型生成时意外混入的工具返回数据
+ * @param {string} text - 原始文本
+ * @returns {string} - 清理后的文本
+ */
+const cleanBrokenJson = (text) => {
+  if (!text) return text;
+
+  // 移除可能的残缺 JSON 对象片段（没有开头的 { 但有结尾的 }）
+  // 例如: "...一些文字itemStyle": {"color": "#ee6666"}, "smooth": true}]\n}"
+  let cleaned = text;
+
+  // 模式1: 移除以 JSON 属性开始的残缺片段 (如 itemStyle": {...})
+  cleaned = cleaned.replace(/[a-zA-Z_][a-zA-Z0-9_]*"\s*:\s*\{[^{}]*\}(\s*,\s*"[a-zA-Z_][a-zA-Z0-9_]*"\s*:\s*[^,}\]]+)*\s*\}\s*\]\s*\}/g, '');
+
+  // 模式2: 移除孤立的 JSON 数组/对象结尾 (如 ]\n})
+  cleaned = cleaned.replace(/\s*\]\s*\}\s*```\s*$/g, '');
+
+  // 模式3: 移除不完整的 echarts 代码块残留
+  // 匹配没有开始标记的残缺内容
+  cleaned = cleaned.replace(/[a-zA-Z_][a-zA-Z0-9_]*"\s*:\s*\[[^\]]*\]\s*\}\s*```/g, '');
+
+  // 模式4: 清理残留的属性片段
+  cleaned = cleaned.replace(/,?\s*"[a-zA-Z_][a-zA-Z0-9_]*"\s*:\s*(?:true|false|null|\d+|"[^"]*")\s*\}\s*\]\s*\}\s*$/g, '');
+
+  return cleaned.trim();
+};
+
 /**
  * 解析 Markdown 内容，提取 ECharts 代码块
  * @param {string} markdown - Markdown 文本
@@ -16,15 +45,18 @@ import { logger } from '@utils/logger';
 const parseMarkdownWithCharts = (markdown) => {
   if (!markdown) return [];
 
+  // 先清理可能的残缺 JSON
+  const cleanedMarkdown = cleanBrokenJson(markdown);
+
   const parts = [];
   const echartsRegex = /```echarts\s*\n([\s\S]*?)```/g;
   let lastIndex = 0;
   let match;
 
-  while ((match = echartsRegex.exec(markdown)) !== null) {
+  while ((match = echartsRegex.exec(cleanedMarkdown)) !== null) {
     // 添加代码块前的文本
     if (match.index > lastIndex) {
-      const textBefore = markdown.substring(lastIndex, match.index).trim();
+      const textBefore = cleanedMarkdown.substring(lastIndex, match.index).trim();
       if (textBefore) {
         parts.push({ type: 'text', content: textBefore });
       }
@@ -38,8 +70,8 @@ const parseMarkdownWithCharts = (markdown) => {
   }
 
   // 添加剩余文本
-  if (lastIndex < markdown.length) {
-    const textAfter = markdown.substring(lastIndex).trim();
+  if (lastIndex < cleanedMarkdown.length) {
+    const textAfter = cleanedMarkdown.substring(lastIndex).trim();
     if (textAfter) {
       parts.push({ type: 'text', content: textAfter });
     }
@@ -47,7 +79,7 @@ const parseMarkdownWithCharts = (markdown) => {
 
   // 如果没有找到图表，返回整个 markdown 作为文本
   if (parts.length === 0) {
-    parts.push({ type: 'text', content: markdown });
+    parts.push({ type: 'text', content: cleanedMarkdown });
   }
 
   return parts;