添加功能

2025-12-29 20:30:15 +08:00
parent a13e1fe9e8
commit 0d94276a0d
22 changed files with 560706 additions and 138 deletions
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -29,5 +29,8 @@
    <!-- Job Scheduling -->
    <PackageVersion Include="Quartz" Version="3.13.1" />
    <PackageVersion Include="Quartz.Extensions.Hosting" Version="3.13.1" />
+    <!-- Text Processing -->
+    <PackageVersion Include="JiebaNet.Analyser" Version="1.0.6" />
+    <PackageVersion Include="Newtonsoft.Json" Version="13.0.4" />
  </ItemGroup>
 </Project>
--- a/Repository/BaseRepository.cs
+++ b/Repository/BaseRepository.cs
@@ -16,6 +16,11 @@ public interface IBaseRepository<T> where T : BaseEntity
    /// </summary>
    Task<T?> GetByIdAsync(long id);

+    /// <summary>
+    /// 根据ID获取单条数据
+    /// </summary>
+    Task<T[]> GetByIdsAsync(long[] ids);
+
    /// <summary>
    /// 添加数据
    /// </summary>
@@ -76,6 +81,19 @@ public abstract class BaseRepository<T>(IFreeSql freeSql) : IBaseRepository<T> w
        }
    }

+    public virtual async Task<T[]> GetByIdsAsync(long[] ids)
+    {
+        try
+        {
+            var result = await FreeSql.Select<T>().Where(x => ids.Contains(x.Id)).ToListAsync();
+            return result.ToArray();
+        }
+        catch
+        {
+            return [];
+        }
+    }
+
    public virtual async Task<bool> AddAsync(T entity)
    {
        try
--- a/Repository/TransactionRecordRepository.cs
+++ b/Repository/TransactionRecordRepository.cs
@@ -149,6 +149,23 @@ public interface ITransactionRecordRepository : IBaseRepository<TransactionRecor
    /// <param name="completeSql">完整的SELECT SQL语句</param>
    /// <returns>动态查询结果列表</returns>
    Task<List<dynamic>> ExecuteDynamicSqlAsync(string completeSql);
+
+    /// <summary>
+    /// 根据关键词查询已分类的账单（用于智能分类参考）
+    /// </summary>
+    /// <param name="keywords">关键词列表</param>
+    /// <param name="limit">返回结果数量限制</param>
+    /// <returns>已分类的账单列表</returns>
+    Task<List<TransactionRecord>> GetClassifiedByKeywordsAsync(List<string> keywords, int limit = 10);
+
+    /// <summary>
+    /// 根据关键词查询已分类的账单，并计算相关度分数
+    /// </summary>
+    /// <param name="keywords">关键词列表</param>
+    /// <param name="minMatchRate">最小匹配率（0.0-1.0），默认0.3表示至少匹配30%的关键词</param>
+    /// <param name="limit">返回结果数量限制</param>
+    /// <returns>带相关度分数的已分类账单列表</returns>
+    Task<List<(TransactionRecord record, double relevanceScore)>> GetClassifiedByKeywordsWithScoreAsync(List<string> keywords, double minMatchRate = 0.3, int limit = 10);
 }

 public class TransactionRecordRepository(IFreeSql freeSql) : BaseRepository<TransactionRecord>(freeSql), ITransactionRecordRepository
@@ -344,7 +361,7 @@ public class TransactionRecordRepository(IFreeSql freeSql) : BaseRepository<Tran

    public async Task<(List<ReasonGroupDto> list, int total)> GetReasonGroupsAsync(int pageIndex = 1, int pageSize = 20)
    {
-        // 先按照Reason分组，统计每个Reason的数量
+        // 先按照Reason分组，统计每个Reason的数量和总金额
        var groups = await FreeSql.Select<TransactionRecord>()
            .Where(t => !string.IsNullOrEmpty(t.Reason))
            .Where(t => string.IsNullOrEmpty(t.Classify)) // 只统计未分类的
@@ -352,11 +369,12 @@ public class TransactionRecordRepository(IFreeSql freeSql) : BaseRepository<Tran
            .ToListAsync(g => new
            {
                Reason = g.Key,
-                Count = g.Count()
+                Count = g.Count(),
+                TotalAmount = g.Sum(g.Value.Amount)
            });

-        // 按数量降序排序
-        var sortedGroups = groups.OrderByDescending(g => g.Count).ToList();
+        // 按总金额绝对值降序排序
+        var sortedGroups = groups.OrderByDescending(g => Math.Abs(g.TotalAmount)).ToList();
        var total = sortedGroups.Count;

        // 分页
@@ -365,22 +383,27 @@ public class TransactionRecordRepository(IFreeSql freeSql) : BaseRepository<Tran
            .Take(pageSize)
            .ToList();

-        // 为每个分组获取示例记录
+        // 为每个分组获取详细信息
        var result = new List<ReasonGroupDto>();
        foreach (var group in pagedGroups)
        {
-            var sample = await FreeSql.Select<TransactionRecord>()
+            // 获取该分组的所有记录
+            var records = await FreeSql.Select<TransactionRecord>()
                .Where(t => t.Reason == group.Reason)
-                .FirstAsync();
+                .Where(t => string.IsNullOrEmpty(t.Classify))
+                .ToListAsync();

-            if (sample != null)
+            if (records.Count > 0)
            {
+                var sample = records.First();
                result.Add(new ReasonGroupDto
                {
                    Reason = group.Reason,
                    Count = (int)group.Count,
                    SampleType = sample.Type,
-                    SampleClassify = sample.Classify ?? string.Empty
+                    SampleClassify = sample.Classify ?? string.Empty,
+                    TransactionIds = records.Select(r => r.Id).ToList(),
+                    TotalAmount = Math.Abs(group.TotalAmount)
                });
            }
        }
@@ -542,6 +565,68 @@ public class TransactionRecordRepository(IFreeSql freeSql) : BaseRepository<Tran

        return trends;
    }
+
+    public async Task<List<TransactionRecord>> GetClassifiedByKeywordsAsync(List<string> keywords, int limit = 10)
+    {
+        if (keywords == null || keywords.Count == 0)
+        {
+            return new List<TransactionRecord>();
+        }
+
+        var query = FreeSql.Select<TransactionRecord>()
+            .Where(t => t.Classify != ""); // 只查询已分类的账单
+
+        // 构建OR条件：Reason包含任意一个关键词
+        if (keywords.Count > 0)
+        {
+            query = query.Where(t => keywords.Any(keyword => t.Reason.Contains(keyword)));
+        }
+
+        return await query
+            .OrderByDescending(t => t.OccurredAt)
+            .Limit(limit)
+            .ToListAsync();
+    }
+
+    public async Task<List<(TransactionRecord record, double relevanceScore)>> GetClassifiedByKeywordsWithScoreAsync(List<string> keywords, double minMatchRate = 0.3, int limit = 10)
+    {
+        if (keywords == null || keywords.Count == 0)
+        {
+            return new List<(TransactionRecord, double)>();
+        }
+
+        // 查询所有已分类且包含任意关键词的账单
+        var candidates = await FreeSql.Select<TransactionRecord>()
+            .Where(t => t.Classify != "")
+            .Where(t => keywords.Any(keyword => t.Reason.Contains(keyword)))
+            .ToListAsync();
+
+        // 计算每个候选账单的相关度分数
+        var scoredResults = candidates
+            .Select(record => 
+            {
+                var matchedCount = keywords.Count(keyword => record.Reason.Contains(keyword, StringComparison.OrdinalIgnoreCase));
+                var matchRate = (double)matchedCount / keywords.Count;
+                
+                // 额外加分：完全匹配整个摘要（相似度更高）
+                var exactMatchBonus = keywords.Any(k => record.Reason.Equals(k, StringComparison.OrdinalIgnoreCase)) ? 0.2 : 0.0;
+                
+                // 长度相似度加分：长度越接近，相关度越高
+                var avgKeywordLength = keywords.Average(k => k.Length);
+                var lengthSimilarity = 1.0 - Math.Min(1.0, Math.Abs(record.Reason.Length - avgKeywordLength) / Math.Max(record.Reason.Length, avgKeywordLength));
+                var lengthBonus = lengthSimilarity * 0.1;
+                
+                var score = matchRate + exactMatchBonus + lengthBonus;
+                return (record, score);
+            })
+            .Where(x => x.score >= minMatchRate) // 过滤低相关度结果
+            .OrderByDescending(x => x.score) // 按相关度降序
+            .ThenByDescending(x => x.record.OccurredAt) // 相同分数时，按时间降序
+            .Take(limit)
+            .ToList();
+
+        return scoredResults;
+    }
 }

 /// <summary>
@@ -568,6 +653,16 @@ public class ReasonGroupDto
    /// 示例分类（该分组中第一条记录的分类）
    /// </summary>
    public string SampleClassify { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 该分组的所有账单ID列表
+    /// </summary>
+    public List<long> TransactionIds { get; set; } = new();
+
+    /// <summary>
+    /// 该分组的总金额（绝对值）
+    /// </summary>
+    public decimal TotalAmount { get; set; }
 }

 /// <summary>
--- a/Service/Service.csproj
+++ b/Service/Service.csproj
@@ -19,6 +19,8 @@
    <PackageReference Include="HtmlAgilityPack" />
    <PackageReference Include="Quartz" />
    <PackageReference Include="Quartz.Extensions.Hosting" />
+    <PackageReference Include="JiebaNet.Analyser" />
+    <PackageReference Include="Newtonsoft.Json" />
  </ItemGroup>

 </Project>
--- a/Service/TextSegmentService.cs
+++ b/Service/TextSegmentService.cs
@@ -0,0 +1,152 @@
+namespace Service;
+
+using JiebaNet.Segmenter;
+using JiebaNet.Analyser;
+using Microsoft.Extensions.Logging;
+
+/// <summary>
+/// 文本分词服务接口
+/// </summary>
+public interface ITextSegmentService
+{
+    /// <summary>
+    /// 从文本中提取关键词
+    /// </summary>
+    /// <param name="text">待分析的文本</param>
+    /// <param name="topN">返回前N个关键词，默认5个</param>
+    /// <returns>关键词列表</returns>
+    List<string> ExtractKeywords(string text, int topN = 5);
+
+    /// <summary>
+    /// 对文本进行分词
+    /// </summary>
+    /// <param name="text">待分词的文本</param>
+    /// <returns>分词结果列表</returns>
+    List<string> Segment(string text);
+}
+
+/// <summary>
+/// 基于 JiebaNet 的文本分词服务实现
+/// </summary>
+public class TextSegmentService : ITextSegmentService
+{
+    private readonly JiebaSegmenter _segmenter;
+    private readonly TfidfExtractor _extractor;
+    private readonly ILogger<TextSegmentService> _logger;
+
+    public TextSegmentService(ILogger<TextSegmentService> logger)
+    {
+        _logger = logger;
+        _segmenter = new JiebaSegmenter();
+        _extractor = new TfidfExtractor();
+        
+        // 仅添加JiebaNet词典中可能缺失的特定业务词汇
+        AddCustomWords();
+    }
+
+    /// <summary>
+    /// 添加自定义词典 - 仅添加JiebaNet词典中可能缺失的特定词汇
+    /// </summary>
+    private void AddCustomWords()
+    {
+        try
+        {
+            // 只添加可能缺失的特定业务词汇
+            // 大部分常用词（如"美团"、"支付宝"等）JiebaNet已内置
+            var customWords = new[]
+            {
+                "水电费", "物业费", "燃气费"  // 复合词，确保作为整体识别   // TODO 做成配置文件 让 AI定期提取复合词汇填入到这边
+            };
+
+            foreach (var word in customWords)
+            {
+                _segmenter.AddWord(word);
+            }
+
+            if (customWords.Length > 0)
+            {
+                _logger.LogDebug("已加载 {Count} 个自定义词汇", customWords.Length);
+            }
+        }
+        catch (Exception ex)
+        {
+            _logger.LogWarning(ex, "添加自定义词典失败");
+        }
+    }
+
+    public List<string> ExtractKeywords(string text, int topN = 5)
+    {
+        if (string.IsNullOrWhiteSpace(text))
+        {
+            return new List<string>();
+        }
+
+        try
+        {
+            // 使用 TF-IDF 算法提取关键词（已内置停用词过滤）
+            var keywords = _extractor.ExtractTags(text, topN, new List<string>());
+
+            // 过滤单字，保留有意义的词
+            var filteredKeywords = keywords
+                .Where(k => k.Length >= 2)
+                .Distinct()
+                .ToList();
+
+            // 如果过滤后没有关键词，使用基础分词并选择最长的词
+            if (filteredKeywords.Count == 0)
+            {
+                var segments = Segment(text);
+                filteredKeywords = segments
+                    .Where(s => s.Length >= 2)
+                    .OrderByDescending(s => s.Length)
+                    .Take(topN)
+                    .Distinct()
+                    .ToList();
+            }
+
+            // 如果还是没有，返回原文的前10个字符
+            if (filteredKeywords.Count == 0 && text.Length > 0)
+            {
+                filteredKeywords.Add(text.Length > 10 ? text.Substring(0, 10) : text);
+            }
+
+            _logger.LogDebug("从文本 '{Text}' 中提取关键词: {Keywords}", 
+                text, string.Join(", ", filteredKeywords));
+
+            return filteredKeywords;
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "提取关键词失败，文本: {Text}", text);
+            // 降级处理：返回原文
+            return new List<string> { text.Length > 10 ? text.Substring(0, 10) : text };
+        }
+    }
+
+    public List<string> Segment(string text)
+    {
+        if (string.IsNullOrWhiteSpace(text))
+        {
+            return new List<string>();
+        }
+
+        try
+        {
+            // 执行分词
+            var segments = _segmenter.Cut(text).ToList();
+
+            // 过滤空白和停用词
+            var filteredSegments = segments
+                .Where(s => !string.IsNullOrWhiteSpace(s) && s.Trim().Length > 0)
+                .Select(s => s.Trim())
+                .ToList();
+
+            return filteredSegments;
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "分词失败，文本: {Text}", text);
+            return new List<string> { text };
+        }
+    }
+}
--- a/Web/.eslintcache
+++ b/Web/.eslintcache
--- a/Web/src/components/SmartClassifyButton.vue
+++ b/Web/src/components/SmartClassifyButton.vue
@@ -0,0 +1,287 @@
+<template>
+  <van-button
+    v-if="hasTransactions"
+    :type="hasClassifiedResults ? 'success' : 'primary'"
+    size="small"
+    :loading="loading || saving"
+    :disabled="loading || saving"
+    @click="handleClick"
+    class="smart-classify-btn"
+  >
+    <template v-if="!loading && !saving">
+      <van-icon :name="hasClassifiedResults ? 'success' : 'fire'" />
+      <span style="margin-left: 4px;">{{ hasClassifiedResults ? '保存分类' : '智能分类' }}</span>
+    </template>
+    <template v-else>
+      {{ saving ? '保存中...' : '分类中...' }}
+    </template>
+  </van-button>
+</template>
+
+<script setup>
+import { ref, computed } from 'vue'
+import { showToast, closeToast } from 'vant'
+import { smartClassify, batchUpdateClassify } from '@/api/transactionRecord'
+
+const props = defineProps({
+  transactions: {
+    type: Array,
+    default: () => []
+  }
+})
+
+const emit = defineEmits(['update', 'save'])
+
+const loading = ref(false)
+const saving = ref(false)
+const classifiedResults = ref([])
+let toastInstance = null
+
+const hasTransactions = computed(() => {
+  return props.transactions && props.transactions.length > 0
+})
+
+const hasClassifiedResults = computed(() => {
+  return classifiedResults.value.length > 0
+})
+
+/**
+ * 点击按钮处理
+ */
+const handleClick = () => {
+  if (hasClassifiedResults.value) {
+    handleSaveClassify()
+  } else {
+    handleSmartClassify()
+  }
+}
+
+/**
+ * 保存分类结果
+ */
+const handleSaveClassify = async () => {
+  try {
+    saving.value = true
+    showToast({
+      message: '正在保存...',
+      duration: 0,
+      forbidClick: true,
+      loadingType: 'spinner'
+    })
+
+    // 准备批量更新数据
+    const items = classifiedResults.value.map(item => ({
+      id: item.id,
+      classify: item.classify,
+      type: item.type
+    }))
+
+    const response = await batchUpdateClassify(items)
+    
+    closeToast()
+    
+    if (response.success) {
+      showToast({
+        type: 'success',
+        message: `保存成功，已更新 ${items.length} 条记录`,
+        duration: 2000
+      })
+      
+      // 清空已分类结果
+      classifiedResults.value = []
+      
+      // 通知父组件刷新数据
+      emit('save')
+    } else {
+      showToast({
+        type: 'fail',
+        message: response.message || '保存失败',
+        duration: 2000
+      })
+    }
+  } catch (error) {
+    console.error('保存分类失败:', error)
+    closeToast()
+    showToast({
+      type: 'fail',
+      message: '保存失败，请重试',
+      duration: 2000
+    })
+  } finally {
+    saving.value = false
+  }
+}
+
+/**
+ * 处理智能分类
+ */
+const handleSmartClassify = async () => {
+  if (!props.transactions || props.transactions.length === 0) {
+    showToast('没有可分类的交易记录')
+    return
+  }
+
+  // 清空之前的分类结果
+  classifiedResults.value = []
+  
+  const transactionIds = props.transactions.map(t => t.id)
+  
+  try {
+    loading.value = true
+    // 清除之前的Toast
+    if (toastInstance) {
+      closeToast()
+    }
+    
+    toastInstance = showToast({
+      message: '正在智能分类...',
+      duration: 0,
+      forbidClick: true,
+      loadingType: 'spinner'
+    })
+
+    const response = await smartClassify(transactionIds)
+    
+    if (!response.ok) {
+      throw new Error('智能分类请求失败')
+    }
+
+    // 读取流式响应
+    const reader = response.body.getReader()
+    const decoder = new TextDecoder()
+    let buffer = ''
+    let processedCount = 0
+
+    while (true) {
+      const { done, value } = await reader.read()
+      
+      if (done) break
+      
+      buffer += decoder.decode(value, { stream: true })
+      
+      // 处理完整的事件（SSE格式：event: type\ndata: data\n\n）
+      const events = buffer.split('\n\n')
+      buffer = events.pop() || '' // 保留最后一个不完整的部分
+      
+      for (const eventBlock of events) {
+        if (!eventBlock.trim()) continue
+        
+        try {
+          const lines = eventBlock.split('\n')
+          let eventType = ''
+          let eventData = ''
+          
+          for (const line of lines) {
+            if (line.startsWith('event: ')) {
+              eventType = line.slice(7).trim()
+            } else if (line.startsWith('data: ')) {
+              eventData = line.slice(6).trim()
+            }
+          }
+          
+          if (eventType === 'start') {
+            // 开始分类
+            closeToast()
+            toastInstance = showToast({
+              message: eventData,
+              duration: 0,
+              forbidClick: true,
+              loadingType: 'spinner'
+            })
+          } else if (eventType === 'data') {
+            // 收到分类结果
+            const data = JSON.parse(eventData)
+            processedCount++
+            
+            // 记录分类结果
+            classifiedResults.value.push({
+              id: data.id,
+              classify: data.Classify,
+              type: data.Type
+            })
+            
+            // 实时更新交易记录的分类信息
+            const index = props.transactions.findIndex(t => t.id === data.id)
+            if (index !== -1) {
+              const transaction = props.transactions[index]
+              transaction.upsetedClassify = data.Classify
+              transaction.upsetedType = data.Type
+            }
+            
+            // 更新进度
+            closeToast()
+            toastInstance = showToast({
+              message: `已分类 ${processedCount} 条`,
+              duration: 0,
+              forbidClick: true,
+              loadingType: 'spinner'
+            })
+          } else if (eventType === 'end') {
+            // 分类完成
+            closeToast()
+            toastInstance = null
+            showToast({
+              type: 'success',
+              message: `分类完成，请点击"保存分类"按钮保存结果`,
+              duration: 3000
+            })
+          } else if (eventType === 'error') {
+            // 处理错误
+            closeToast()
+            toastInstance = null
+            showToast({
+              type: 'fail',
+              message: eventData || '分类失败',
+              duration: 2000
+            })
+          }
+        } catch (e) {
+          console.error('解析SSE事件失败:', e, eventBlock)
+        }
+      }
+    }
+  } catch (error) {
+    console.error('智能分类失败:', error)
+    closeToast()
+    toastInstance = null
+    showToast({
+      type: 'fail',
+      message: '智能分类失败，请重试',
+      duration: 2000
+    })
+  } finally {
+    loading.value = false
+    // 确保Toast被清除
+    if (toastInstance) {
+      setTimeout(() => {
+        closeToast()
+        toastInstance = null
+      }, 100)
+    }
+  }
+}
+
+/**
+ * 重置组件状态
+ */
+const reset = () => {
+  classifiedResults.value = []
+  loading.value = false
+  saving.value = false
+}
+
+defineExpose({
+  reset
+});
+
+</script>
+
+<style scoped>
+.smart-classify-btn {
+  display: inline-flex;
+  align-items: center;
+  white-space: nowrap;
+  border-radius: 16px;
+  padding: 6px 12px;
+}
+</style>
--- a/Web/src/registerServiceWorker.js
+++ b/Web/src/registerServiceWorker.js
@@ -1,4 +1,4 @@
-/* eslint-disable no-console */
+ 

 export function register() {
  if ('serviceWorker' in navigator) {
--- a/Web/src/views/CalendarView.vue
+++ b/Web/src/views/CalendarView.vue
@@ -17,15 +17,26 @@
      position="bottom"
      :style="{ height: '85%' }"
      round
-      closeable
    >
      <div class="popup-container">
        <div class="popup-header-fixed">
-          <h3>{{ selectedDateText }}</h3>
-          <p v-if="dateTransactions.length">
-            共 {{ dateTransactions.length }} 笔交易，
-            <span v-html="getBalance(dateTransactions)" />
-          </p>
+          <van-icon 
+            name="cross" 
+            class="close-icon" 
+            @click="listVisible = false"
+          />
+          <h3 class="date-title">{{ selectedDateText }}</h3>
+          <div class="header-stats">
+            <p v-if="dateTransactions.length">
+              共 {{ dateTransactions.length }} 笔交易，
+              <span v-html="getBalance(dateTransactions)" />
+            </p>
+            <SmartClassifyButton 
+              ref="smartClassifyButtonRef"
+              :transactions="dateTransactions"
+              @save="onSmartClassifySave"
+            />
+          </div>
        </div>

      <div class="popup-scroll-content">
@@ -56,6 +67,7 @@ import request from "@/api/request";
 import { getTransactionDetail, getTransactionsByDate } from "@/api/transactionRecord";
 import TransactionList from "@/components/TransactionList.vue";
 import TransactionDetail from "@/components/TransactionDetail.vue";
+import SmartClassifyButton from "@/components/SmartClassifyButton.vue";

 const dailyStatistics = ref({});
 const listVisible = ref(false);
@@ -107,6 +119,7 @@ const fetchDailyStatistics = async (year, month) => {
  }
 };

+const smartClassifyButtonRef = ref(null);
 // 获取指定日期的交易列表
 const fetchDateTransactions = async (date) => {
  try {
@@ -122,6 +135,8 @@ const fetchDateTransactions = async (date) => {
      dateTransactions.value = response
        .data
        .sort((a, b) => b.amount - a.amount);
+      // 重置智能分类按钮
+      smartClassifyButtonRef.value.reset()
    } else {
      dateTransactions.value = [];
      showToast(response.message || "获取交易列表失败");
@@ -205,6 +220,17 @@ const onDetailSave = () => {
  fetchDailyStatistics(now.getFullYear(), now.getMonth() + 1);
 };

+// 智能分类保存回调
+const onSmartClassifySave = async () => {
+  // 保存完成后重新加载数据
+  if (selectedDate.value) {
+    await fetchDateTransactions(selectedDate.value);
+  }
+  // 重新加载统计数据
+  const now = selectedDate.value || new Date();
+  fetchDailyStatistics(now.getFullYear(), now.getMonth() + 1);
+};
+
 const formatterCalendar = (day) => {
  const dayCopy = { ...day };
  if (dayCopy.date.toDateString() === new Date().toDateString()) {
@@ -264,4 +290,45 @@ fetchDailyStatistics(now.getFullYear(), now.getMonth() + 1);
  background: transparent !important;
 }

+/* 弹窗头部样式 */
+.popup-header-fixed {
+  padding: 16px;
+  position: relative;
+}
+
+.close-icon {
+  position: absolute;
+  top: 16px;
+  left: 16px;
+  font-size: 18px;
+  color: #969799;
+  cursor: pointer;
+  z-index: 10;
+}
+
+.date-title {
+  text-align: center;
+  margin: 0 0 12px;
+  font-size: 16px;
+  font-weight: 500;
+}
+
+.header-stats {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  gap: 12px;
+}
+
+.header-stats p {
+  flex: 1;
+  margin: 0;
+  font-size: 14px;
+  color: #646566;
+}
+
+.popup-scroll-content {
+  padding-top: 8px;
+}
+
 </style>
--- a/Web/src/views/ClassificationBatch.vue
+++ b/Web/src/views/ClassificationBatch.vue
@@ -56,6 +56,9 @@
                  {{ group.sampleClassify }}
                </van-tag>
                <span class="count-text">{{ group.count }} 条记录</span>
+                <span class="amount-text" v-if="group.totalAmount">
+                  ¥{{ Math.abs(group.totalAmount).toFixed(2) }}
+                </span>
              </div>
            </template>
            <template #right-icon>
@@ -483,6 +486,12 @@ onMounted(() => {
  opacity: 0.6;
 }

+.amount-text {
+  font-size: 14px;
+  font-weight: 500;
+  color: #ff976a;
+}
+
 .unclassified-stat {
  padding-left: 16px;
  padding-top: 12px;
--- a/Web/src/views/ClassificationSmart.vue
+++ b/Web/src/views/ClassificationSmart.vue
@@ -10,42 +10,70 @@
    <div class="scroll-content" style="padding-top: 5px;">
      <!-- 统计信息 -->
      <div class="stats-info">
-        <span class="stats-label">未分类账单：</span>
-        <span class="stats-value">{{ records.length }} / {{ unclassifiedCount }}</span>
+        <span class="stats-label">未分类账单 </span>
+        <span class="stats-value">{{ unclassifiedCount }} 条，本次分类 {{ reasonGroups.length }} 组</span>
      </div>

-      <!-- 账单列表 -->
-      <TransactionList
-        :transactions="records"
-        :loading="false"
-        :show-delete="false"
-        :show-checkbox="true"
-        :selected-ids="selectedIds"
-        @click="viewDetail"
-        @update:selected-ids="selectedIds = $event"
-      />
+      <!-- 分组列表 -->
+      <van-empty v-if="reasonGroups.length === 0 && !loading" description="暂无未分类账单" />
+      
+      <van-cell-group v-else inset>
+        <van-cell 
+          v-for="group in reasonGroups" 
+          :key="group.reason"
+          clickable
+        >
+          <template #title>
+            <div class="group-header">
+              <van-checkbox 
+                :model-value="selectedReasons.has(group.reason)"
+                @click.stop="toggleGroupSelection(group.reason)"
+              />
+              <div class="group-title">
+                {{ group.reason }}
+              </div>
+            </div>
+          </template>
+          <template #label>
+            <div class="group-info">
+              <van-tag 
+                :type="getTypeColor(group.sampleType)" 
+                size="medium"
+                style="margin-right: 8px;"
+              >
+                {{ getTypeName(group.sampleType) }}
+              </van-tag>
+              <van-tag 
+                v-if="group.sampleClassify" 
+                type="primary" 
+                size="medium"
+                style="margin-right: 8px;"
+              >
+                {{ group.sampleClassify }}
+              </van-tag>
+              <span class="count-text">{{ group.count }} 条</span>
+              <span class="amount-text" v-if="group.totalAmount">
+                ¥{{ Math.abs(group.totalAmount).toFixed(2) }}
+              </span>
+            </div>
+          </template>
+        </van-cell>
+      </van-cell-group>

      <!-- 底部安全距离 -->
      <div style="height: calc(50px + env(safe-area-inset-bottom, 0px))"></div>
    </div>

-    <!-- 详情/编辑弹出层 -->
-    <TransactionDetail
-      v-model:show="detailVisible"
-      :transaction="currentTransaction"
-      @save="onDetailSave"
-    />
-
    <!-- 底部操作按钮 -->
    <div class="action-bar">
      <van-button 
        type="primary" 
        :loading="classifying"
-        :disabled="selectedIds.size === 0"
+        :disabled="selectedReasons.size === 0"
        @click="startClassify"
        class="action-btn"
      >
-        {{ classifying ? '分类中...' : `开始分类 (${selectedIds.size}/${records.length})` }}
+        {{ classifying ? '分类中...' : `开始分类 (${selectedReasons.size}组)` }}
      </van-button>
      
      <van-button 
@@ -66,22 +94,18 @@ import { useRouter } from 'vue-router'
 import { showToast, showLoadingToast, closeToast, showConfirmDialog } from 'vant'
 import { 
  getUnclassifiedCount, 
-  getUnclassified, 
+  getReasonGroups,
  smartClassify,
-  batchUpdateClassify,
-  getTransactionDetail
+  batchUpdateClassify
 } from '@/api/transactionRecord'
-import TransactionList from '@/components/TransactionList.vue'
-import TransactionDetail from '@/components/TransactionDetail.vue'

 const router = useRouter()
 const unclassifiedCount = ref(0)
-const records = ref([])
-const selectedIds = ref(new Set()) // 选中的账单ID集合
+const reasonGroups = ref([]) // 改为分组数据
+const selectedReasons = ref(new Set()) // 选中的分组摘要集合
+const loading = ref(false)
 const classifying = ref(false)
 const hasChanges = ref(false)
-const detailVisible = ref(false)
-const currentTransaction = ref(null)
 const classifyBuffer = ref('') // SSE数据缓冲区

 const onClickLeft = () => {
@@ -109,37 +133,80 @@ const loadUnclassifiedCount = async () => {
  }
 }

-// 加载未分类账单列表
-const loadUnclassified = async () => {
+// 加载分组数据
+const loadReasonGroups = async () => {
  showLoadingToast({
    message: '加载中...',
    forbidClick: true,
    duration: 0
  })
  
+  loading.value = true
+  
  try {
-    const res = await getUnclassified(10)
+    // 获取所有未分类的分组，设置较大的pageSize以获取所有数据
+    const res = await getReasonGroups(1, 20)
    if (res.success) {
-      records.value = res.data
-      // 默认全选所有账单
-      selectedIds.value = new Set(res.data.map(r => r.id))
+      // 后端已经按数量排序，我们需要计算每个分组的总金额并重新排序
+      // 但是后端DTO没有返回总金额，我们先按数量排序即可
+      reasonGroups.value = res.data || []
+      // 默认全选所有分组
+      selectedReasons.value = new Set(reasonGroups.value.map(g => g.reason))
    } else {
      showToast(res.message || '加载失败')
    }
  } catch (error) {
-    console.error('加载账单失败', error)
+    console.error('加载分组失败', error)
    showToast('加载失败')
  } finally {
+    loading.value = false
    closeToast()
  }
 }

+// 切换分组选择状态
+const toggleGroupSelection = (reason) => {
+  if (selectedReasons.value.has(reason)) {
+    selectedReasons.value.delete(reason)
+  } else {
+    selectedReasons.value.add(reason)
+  }
+  // 触发响应式更新
+  selectedReasons.value = new Set(selectedReasons.value)
+}
+
+// 获取类型名称
+const getTypeName = (type) => {
+  const typeMap = {
+    0: '支出',
+    1: '收入',
+    2: '不计收支'
+  }
+  return typeMap[type] || '未知'
+}
+
+// 获取类型对应的标签颜色
+const getTypeColor = (type) => {
+  const colorMap = {
+    0: 'danger',    // 支出 - 红色
+    1: 'success',   // 收入 - 绿色
+    2: 'default'    // 不计收支 - 灰色
+  }
+  return colorMap[type] || 'default'
+}
+
 // 开始智能分类
 const startClassify = async () => {
-  const idsToClassify = Array.from(selectedIds.value)
+  // 获取所有选中分组的账单ID
+  const idsToClassify = []
+  for (const group of reasonGroups.value) {
+    if (selectedReasons.value.has(group.reason)) {
+      idsToClassify.push(...group.transactionIds)
+    }
+  }
  
  if (idsToClassify.length === 0) {
-    showToast('请先选择要分类的账单')
+    showToast('请先选择要分类的账单组')
    return
  }

@@ -152,6 +219,9 @@ const startClassify = async () => {
  classifying.value = true
  classifyBuffer.value = '' // 重置缓冲区
  
+  // 用于存储分类结果的临时对象
+  const classifyResults = new Map() // id -> {classify, type}
+  
  try {
    const response = await smartClassify(idsToClassify)
    
@@ -182,7 +252,7 @@ const startClassify = async () => {
          const eventType = eventMatch[1]
          const data = dataMatch[1]
          
-          handleSSEEvent(eventType, data)
+          handleSSEEvent(eventType, data, classifyResults)
        }
      }
    }
@@ -197,19 +267,17 @@ const startClassify = async () => {
 }

 // 处理SSE事件
-const handleSSEEvent = (eventType, data) => {
+const handleSSEEvent = (eventType, data, classifyResults) => {
  if (eventType === 'data') {
    try {
      // 累积AI输出的JSON片段
      classifyBuffer.value += data

      // 尝试查找并提取完整的JSON对象
-      // 使用更精确的方式：查找 { 和匹配的 }
      let startIndex = 0
      while (startIndex < classifyBuffer.value.length) {
        const openBrace = classifyBuffer.value.indexOf('{', startIndex)
        if (openBrace === -1) {
-          // 没有找到开始的 {，清理前面的无用字符
          classifyBuffer.value = ''
          break
        }
@@ -229,32 +297,37 @@ const handleSSEEvent = (eventType, data) => {
        }

        if (closeBrace !== -1) {
-          // 找到了完整的JSON
          const jsonStr = classifyBuffer.value.substring(openBrace, closeBrace + 1)
          
          try {
            const result = JSON.parse(jsonStr)
            
            if (result.id) {
-              const record = records.value.find(r => r.id === result.id)
-              if (record) {
-                record.classify = result.classify || ''
-                // 如果AI返回了type字段，也更新type
-                if (result.type !== undefined && result.type !== null) {
-                  record.type = result.type
+              // 存储分类结果
+              classifyResults.set(result.id, {
+                classify: result.classify || '',
+                type: result.type !== undefined ? result.type : null
+              })
+              
+              // 更新对应分组的显示状态
+              for (const group of reasonGroups.value) {
+                if (group.transactionIds.includes(result.id)) {
+                  group.sampleClassify = result.classify || ''
+                  if (result.type !== undefined && result.type !== null) {
+                    group.sampleType = result.type
+                  }
+                  hasChanges.value = true
+                  break
                }
-                hasChanges.value = true
              }
            }
          } catch (e) {
            console.error('JSON解析失败:', e)
          }
          
-          // 移除已处理的部分
          classifyBuffer.value = classifyBuffer.value.substring(closeBrace + 1)
-          startIndex = 0 // 从头开始查找下一个JSON
+          startIndex = 0
        } else {
-          // 没有找到闭合括号，说明JSON还不完整，等待更多数据
          break
        }
      }
@@ -274,13 +347,20 @@ const handleSSEEvent = (eventType, data) => {

 // 保存分类
 const saveClassifications = async () => {
-  const itemsToUpdate = records.value
-    .filter(r => r.classify)
-    .map(r => ({
-      id: r.id,
-      classify: r.classify,
-      type: r.type
-    }))
+  // 收集所有已分类的账单
+  const itemsToUpdate = []
+  for (const group of reasonGroups.value) {
+    if (group.sampleClassify) {
+      // 为该分组的所有账单添加分类
+      for (const id of group.transactionIds) {
+        itemsToUpdate.push({
+          id: id,
+          classify: group.sampleClassify,
+          type: group.sampleType
+        })
+      }
+    }
+  }

  if (itemsToUpdate.length === 0) {
    showToast('没有需要保存的分类')
@@ -300,7 +380,7 @@ const saveClassifications = async () => {
      hasChanges.value = false
      // 重新加载数据
      await loadUnclassifiedCount()
-      await loadUnclassified()
+      await loadReasonGroups()
    } else {
      showToast(res.message || '保存失败')
    }
@@ -312,32 +392,9 @@ const saveClassifications = async () => {
  }
 }

-// 查看详情
-const viewDetail = async (transaction) => {
-  try {
-    const response = await getTransactionDetail(transaction.id)
-    if (response.success) {
-      currentTransaction.value = response.data
-      detailVisible.value = true
-    } else {
-      showToast(response.message || '获取详情失败')
-    }
-  } catch (error) {
-    console.error('获取详情出错:', error)
-    showToast('获取详情失败')
-  }
-}
-
-// 详情保存后的回调
-const onDetailSave = async () => {
-  // 重新加载数据
-  await loadUnclassifiedCount()
-  await loadUnclassified()
-}
-
 onMounted(() => {
  loadUnclassifiedCount()
-  loadUnclassified()
+  loadReasonGroups()
 })
 </script>

@@ -353,6 +410,39 @@ onMounted(() => {
  font-weight: 500;
 }

+/* 分组头部 */
+.group-header {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.group-title {
+  flex: 1;
+  font-size: 15px;
+  font-weight: 500;
+  line-height: 1.4;
+}
+
+.group-info {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  margin-top: 4px;
+  flex-wrap: wrap;
+}
+
+.count-text {
+  font-size: 13px;
+  color: #969799;
+}
+
+.amount-text {
+  font-size: 14px;
+  font-weight: 500;
+  color: #ff976a;
+}
+
 /* 底部操作栏 */
 .action-bar {
  position: fixed;
--- a/WebApi/Controllers/LogController.cs
+++ b/WebApi/Controllers/LogController.cs
@@ -154,7 +154,7 @@ public class LogController(ILogger<LogController> logger) : ControllerBase
            // 使用正则表达式解析
            var match = System.Text.RegularExpressions.Regex.Match(
                line,
-                @"^\[(\d{4}-\d{2}-\d{2}\s+\d{2}:\d{2}:\d{2}\.\d{3}\s+[+-]\d{2}:\d{2})\]\s+\[(\w+)\]\s+(.*)$"
+                @"^\[(\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d{3} [+-]\d{2}:\d{2})\] \[([A-Z]{3})\] (.*)$"
            );

            if (match.Success)
--- a/WebApi/Controllers/TransactionRecordController.cs
+++ b/WebApi/Controllers/TransactionRecordController.cs
@@ -8,6 +8,7 @@ public class TransactionRecordController(
    ITransactionRecordRepository transactionRepository,
    ITransactionCategoryRepository categoryRepository,
    IOpenAiService openAiService,
+    ITextSegmentService textSegmentService,
    ILogger<TransactionRecordController> logger
 ) : ControllerBase
 {
@@ -31,18 +32,18 @@ public class TransactionRecordController(
            TransactionType? transactionType = type.HasValue ? (TransactionType)type.Value : null;
            var list = await transactionRepository.GetPagedListAsync(
                pageIndex,
-                pageSize, 
-                searchKeyword, 
-                classify, 
-                transactionType, 
-                year, 
+                pageSize,
+                searchKeyword,
+                classify,
+                transactionType,
+                year,
                month,
                sortByAmount);
            var total = await transactionRepository.GetTotalCountAsync(
-                searchKeyword, 
-                classify, 
-                transactionType, 
-                year, 
+                searchKeyword,
+                classify,
+                transactionType,
+                year,
                month);

            return new PagedResponse<TransactionRecord>
@@ -392,7 +393,7 @@ public class TransactionRecordController(
                """;

            var sqlText = await openAiService.ChatAsync(sqlPrompt);
-            
+
            // 清理SQL文本
            sqlText = sqlText?.Trim() ?? "";
            sqlText = sqlText.TrimStart('`').TrimEnd('`');
@@ -421,11 +422,11 @@ public class TransactionRecordController(

            // 第三步：将查询结果序列化为JSON，直接传递给AI生成分析报告
            var dataJson = System.Text.Json.JsonSerializer.Serialize(queryResults, new JsonSerializerOptions
-            { 
+            {
                WriteIndented = true,
                Encoder = System.Text.Encodings.Web.JavaScriptEncoder.UnsafeRelaxedJsonEscaping
            });
-            
+
            var dataPrompt = $"""
                当前日期：{DateTime.Now:yyyy年M月d日}
                用户问题：{request.UserInput}
@@ -577,23 +578,64 @@ public class TransactionRecordController(
                return;
            }

-            // 获取指定ID的账单
-            var records = new List<TransactionRecord>();
-            foreach (var id in request.TransactionIds)
-            {
-                var record = await transactionRepository.GetByIdAsync(id);
-                if (record != null && record.Classify == string.Empty)
-                {
-                    records.Add(record);
-                }
-            }
+            // 获取指定ID的账单（作为样本）
+            var sampleRecords = await transactionRepository.GetByIdsAsync(request.TransactionIds.ToArray());

-            if (records.Count == 0)
+            if (sampleRecords.Length == 0)
            {
                await WriteEventAsync("error", "找不到指定的账单");
                return;
            }

+            // 重新按Reason分组所有待分类账单
+            var groupedRecords = sampleRecords
+                .GroupBy(r => r.Reason)
+                .Select(g => new
+                {
+                    Reason = g.Key,
+                    Ids = g.Select(r => r.Id).ToList(),
+                    Count = g.Count(),
+                    TotalAmount = g.Sum(r => r.Amount),
+                    SampleType = g.First().Type
+                })
+                .OrderByDescending(g => Math.Abs(g.TotalAmount))
+                .ToList();
+
+            // 【增强功能】对每个分组的摘要进行分词，查询已分类的相似账单
+            var referenceRecords = new Dictionary<string, List<TransactionRecord>>();
+            foreach (var group in groupedRecords)
+            {
+                // 使用专业分词库提取关键词
+                var keywords = textSegmentService.ExtractKeywords(group.Reason);
+                
+                if (keywords.Count > 0)
+                {
+                    // 查询包含这些关键词且已分类的账单（带相关度评分）
+                    // minMatchRate=0.4 表示至少匹配40%的关键词才被认为是相似的
+                    var similarClassifiedWithScore = await transactionRepository.GetClassifiedByKeywordsWithScoreAsync(keywords, minMatchRate: 0.4, limit: 10);
+                    
+                    if (similarClassifiedWithScore.Count > 0)
+                    {
+                        // 只取前5个最相关的
+                        var topSimilar = similarClassifiedWithScore.Take(5).Select(x => x.record).ToList();
+                        referenceRecords[group.Reason] = topSimilar;
+                        
+                        // 记录调试信息
+                        logger.LogDebug("摘要 '{Reason}' 提取关键词: {Keywords}, 找到 {Count} 个相似账单，相关度分数: {Scores}",
+                            group.Reason,
+                            string.Join(", ", keywords),
+                            similarClassifiedWithScore.Count,
+                            string.Join(", ", similarClassifiedWithScore.Select(x => $"{x.record.Reason}({x.relevanceScore:F2})")));
+                    }
+                    else
+                    {
+                        logger.LogDebug("摘要 '{Reason}' 提取关键词: {Keywords}, 未找到高相关度的相似账单",
+                            group.Reason,
+                            string.Join(", ", keywords));
+                    }
+                }
+            }
+
            // 获取所有分类
            var categories = await categoryRepository.GetAllAsync();

@@ -610,28 +652,43 @@ public class TransactionRecordController(
                }
            }

-            // 构建账单信息
-            var billsInfo = string.Join("\n", records.Select((r, i) =>
-                $"{i + 1}. ID={r.Id}, 摘要={r.Reason}, 金额={r.Amount}, 类型={GetTypeName(r.Type)}"));
+            // 构建账单分组信息
+            var billsInfo = new StringBuilder();
+            foreach (var (group, index) in groupedRecords.Select((g, i) => (g, i)))
+            {
+                billsInfo.AppendLine($"{index + 1}. 摘要={group.Reason}, 当前类型={GetTypeName(group.SampleType)}, 当前分类={(string.IsNullOrEmpty(group.SampleType.ToString()) ? "未分类" : group.SampleType.ToString())}, 涉及金额={group.TotalAmount}");
+                
+                // 如果有相似的已分类账单，添加参考信息
+                if (referenceRecords.TryGetValue(group.Reason, out var references))
+                {
+                    billsInfo.AppendLine("   【参考】相似且已分类的账单：");
+                    foreach (var refer in references.Take(3)) // 最多显示3个参考
+                    {
+                        billsInfo.AppendLine($"      - 摘要={refer.Reason}, 分类={refer.Classify}, 类型={GetTypeName(refer.Type)}, 金额={refer.Amount}");
+                    }
+                }
+            }

            var systemPrompt = $$"""
-                你是一个专业的账单分类助手。请根据提供的账单信息和分类列表，为每个账单选择最合适的分类。
+                你是一个专业的账单分类助手。请根据提供的账单分组信息和分类列表，为每个分组选择最合适的分类。

                可用的分类列表：
                {{categoryInfo}}

                分类规则：
-                1. 根据账单的摘要和金额，选择最匹配的分类
-                2. 如果无法确定分类，可以选择""其他""
+                1. 根据账单的摘要和涉及金额，选择最匹配的分类
+                2. 如果提供了【参考】信息，优先参考相似账单的分类，这些是历史上已分类的相似账单
+                3. 如果无法确定分类，可以选择"其他"
+                4. 每个分组可能包含多条账单，你需要为整个分组选择一个分类

-                请对每个账单进行分类，每次输出一个账单的分类结果，格式如下：
-                {"id": 账单ID, "type": 0:支出/1:收入/2:不计入收支(Type为Number枚举值) ,"classify": 分类名称}
+                请对每个分组进行分类，每次输出一个分组的分类结果，格式如下：
+                {"reason": "交易摘要", "type": 0:支出/1:收入/2:不计入收支(Type为Number枚举值) ,"classify": "分类名称"}

                只输出JSON，不要有其他文字说明。
                """;

            var userPrompt = $$"""
-                请为以下账单进行分类：
+                请为以下账单分组进行分类：

                {{billsInfo}}

@@ -639,11 +696,58 @@ public class TransactionRecordController(
                """;

            // 流式调用AI
-            await WriteEventAsync("start", $"开始分类 {records.Count} 条账单");
+            await WriteEventAsync("start", $"开始分类，共 {sampleRecords.Length} 条账单");

+            // 用于存储AI返回的分组分类结果
+            var classifyResults = new List<(string Reason, string Classify, TransactionType Type)>();
+            var buffer = new StringBuilder();
+            var sendedIds = new HashSet<long>();
            await foreach (var chunk in openAiService.ChatStreamAsync(systemPrompt, userPrompt))
            {
-                await WriteEventAsync("data", chunk);
+                buffer.Append(chunk);
+
+                // 尝试解析完整的JSON对象
+                var bufferStr = buffer.ToString();
+                var startIdx = 0;
+                while (startIdx < bufferStr.Length)
+                {
+                    var openBrace = bufferStr.IndexOf('{', startIdx);
+                    if (openBrace == -1) break;
+
+                    var closeBrace = FindMatchingBrace(bufferStr, openBrace);
+                    if (closeBrace == -1) break;
+
+                    var jsonStr = bufferStr.Substring(openBrace, closeBrace - openBrace + 1);
+                    try
+                    {
+                        var result = JsonSerializer.Deserialize<GroupClassifyResult>(jsonStr);
+                        if (result != null && !string.IsNullOrEmpty(result.Reason))
+                        {
+                            classifyResults.Add((result.Reason, result.Classify ?? "", result.Type));
+                            // 每一条结果单独通知
+                            var group = groupedRecords.FirstOrDefault(g => g.Reason == result.Reason);
+                            if (group != null)
+                            {
+                                // 为该分组的所有账单ID返回分类结果
+                                foreach (var id in group.Ids)
+                                {
+                                    if (!sendedIds.Contains(id))
+                                    {
+                                        sendedIds.Add(id);
+                                        var resultJson = JsonSerializer.Serialize(new { id, result.Classify, result.Type });
+                                        await WriteEventAsync("data", resultJson);
+                                    }
+                                }
+                            }
+                        }
+                    }
+                    catch (Exception ex)
+                    {
+                        logger.LogWarning(ex, "解析AI分类结果失败: {JsonStr}", jsonStr);
+                    }
+
+                    startIdx = closeBrace + 1;
+                }
            }

            await WriteEventAsync("end", "分类完成");
@@ -853,7 +957,7 @@ public class TransactionRecordController(
            // 根据关键词查询交易记录
            var allRecords = await transactionRepository.ExecuteRawSqlAsync(analysisInfo.Sql);
            logger.LogInformation("NLP分析查询到 {Count} 条记录，SQL: {Sql}", allRecords.Count, analysisInfo.Sql);
-            
+
            // 为每条记录预设分类
            var recordsWithClassify = allRecords.Select(r => new TransactionRecordWithClassify
            {
@@ -898,6 +1002,24 @@ public class TransactionRecordController(
        await Response.Body.FlushAsync();
    }

+    /// <summary>
+    /// 查找匹配的右括号
+    /// </summary>
+    private static int FindMatchingBrace(string str, int startPos)
+    {
+        int braceCount = 0;
+        for (int i = startPos; i < str.Length; i++)
+        {
+            if (str[i] == '{') braceCount++;
+            else if (str[i] == '}')
+            {
+                braceCount--;
+                if (braceCount == 0) return i;
+            }
+        }
+        return -1;
+    }
+
    private static string GetTypeName(TransactionType type)
    {
        return type switch
@@ -949,6 +1071,21 @@ public record SmartClassifyRequest(
    List<long>? TransactionIds = null
 );

+/// <summary>
+/// 分组分类结果DTO（用于AI返回结果解析）
+/// </summary>
+public record GroupClassifyResult
+{
+    [JsonPropertyName("reason")]
+    public string Reason { get; set; } = string.Empty;
+
+    [JsonPropertyName("classify")]
+    public string? Classify { get; set; }
+
+    [JsonPropertyName("type")]
+    public TransactionType Type { get; set; }
+}
+
 /// <summary>
 /// 批量更新分类项DTO
 /// </summary>
--- a/WebApi/Resources.bak/char_state_tab.json
+++ b/WebApi/Resources.bak/char_state_tab.json
--- a/WebApi/Resources.bak/dict.txt
+++ b/WebApi/Resources.bak/dict.txt
--- a/WebApi/Resources.bak/pos_prob_emit.json
+++ b/WebApi/Resources.bak/pos_prob_emit.json
--- a/WebApi/Resources.bak/pos_prob_start.json
+++ b/WebApi/Resources.bak/pos_prob_start.json
@@ -0,0 +1,258 @@
+{
+  "E-e": -3.14e+100,
+  "E-d": -3.14e+100,
+  "E-g": -3.14e+100,
+  "E-f": -3.14e+100,
+  "E-a": -3.14e+100,
+  "E-c": -3.14e+100,
+  "E-b": -3.14e+100,
+  "E-m": -3.14e+100,
+  "S-rg": -10.275268591948773,
+  "E-o": -3.14e+100,
+  "E-n": -3.14e+100,
+  "E-i": -3.14e+100,
+  "E-h": -3.14e+100,
+  "E-k": -3.14e+100,
+  "E-j": -3.14e+100,
+  "E-u": -3.14e+100,
+  "E-t": -3.14e+100,
+  "E-w": -3.14e+100,
+  "E-v": -3.14e+100,
+  "E-q": -3.14e+100,
+  "E-p": -3.14e+100,
+  "E-s": -3.14e+100,
+  "M-bg": -3.14e+100,
+  "M-uj": -3.14e+100,
+  "E-y": -3.14e+100,
+  "E-x": -3.14e+100,
+  "E-z": -3.14e+100,
+  "B-uz": -3.14e+100,
+  "S-d": -3.903919764181873,
+  "M-rg": -3.14e+100,
+  "E-nt": -3.14e+100,
+  "B-d": -3.9750475297585357,
+  "B-uv": -3.14e+100,
+  "E-vi": -3.14e+100,
+  "B-mq": -6.78695300139688,
+  "M-rr": -3.14e+100,
+  "S-ag": -6.954113917960154,
+  "M-jn": -3.14e+100,
+  "E-l": -3.14e+100,
+  "M-rz": -3.14e+100,
+  "B-ud": -3.14e+100,
+  "S-an": -12.84021794941031,
+  "B-qg": -3.14e+100,
+  "B-ug": -3.14e+100,
+  "M-y": -3.14e+100,
+  "S-qg": -3.14e+100,
+  "S-z": -3.14e+100,
+  "S-y": -6.1970794699489575,
+  "S-x": -8.427419656069674,
+  "S-w": -3.14e+100,
+  "S-v": -3.053292303412302,
+  "S-u": -6.940320595827818,
+  "S-t": -3.14e+100,
+  "B-nrt": -4.985642733519195,
+  "S-r": -2.7635336784127853,
+  "S-q": -4.888658618255058,
+  "M-zg": -3.14e+100,
+  "S-o": -8.464460927750023,
+  "S-n": -3.8551483897645107,
+  "B-zg": -3.14e+100,
+  "S-l": -3.14e+100,
+  "S-k": -6.940320595827818,
+  "S-in": -3.14e+100,
+  "S-i": -3.14e+100,
+  "S-h": -8.650563207383884,
+  "S-g": -6.507826815331734,
+  "B-f": -5.491630418482717,
+  "S-e": -5.942513006281674,
+  "M-en": -3.14e+100,
+  "S-c": -4.786966795861212,
+  "S-b": -6.472888763970454,
+  "S-a": -3.9025396831295227,
+  "B-g": -3.14e+100,
+  "B-b": -5.018374362109218,
+  "B-c": -3.423880184954888,
+  "M-ug": -3.14e+100,
+  "B-a": -4.762305214596967,
+  "E-qe": -3.14e+100,
+  "M-x": -3.14e+100,
+  "E-nz": -3.14e+100,
+  "M-z": -3.14e+100,
+  "M-u": -3.14e+100,
+  "B-k": -3.14e+100,
+  "M-w": -3.14e+100,
+  "B-jn": -3.14e+100,
+  "S-yg": -13.533365129970255,
+  "B-o": -8.433498702146057,
+  "B-l": -4.905883584659895,
+  "B-m": -3.6524299819046386,
+  "M-m": -3.14e+100,
+  "M-l": -3.14e+100,
+  "M-o": -3.14e+100,
+  "M-n": -3.14e+100,
+  "M-i": -3.14e+100,
+  "M-h": -3.14e+100,
+  "B-t": -3.3647479094528574,
+  "M-ul": -3.14e+100,
+  "B-z": -7.045681111485645,
+  "M-d": -3.14e+100,
+  "M-mg": -3.14e+100,
+  "B-y": -9.844485675856319,
+  "M-a": -3.14e+100,
+  "S-nrt": -3.14e+100,
+  "M-c": -3.14e+100,
+  "M-uz": -3.14e+100,
+  "E-mg": -3.14e+100,
+  "B-i": -6.1157847275557105,
+  "M-b": -3.14e+100,
+  "E-uz": -3.14e+100,
+  "B-n": -1.6966257797548328,
+  "E-uv": -3.14e+100,
+  "M-ud": -3.14e+100,
+  "M-p": -3.14e+100,
+  "E-ul": -3.14e+100,
+  "E-mq": -3.14e+100,
+  "M-s": -3.14e+100,
+  "M-yg": -3.14e+100,
+  "E-uj": -3.14e+100,
+  "E-ud": -3.14e+100,
+  "S-ln": -3.14e+100,
+  "M-r": -3.14e+100,
+  "E-ng": -3.14e+100,
+  "B-r": -3.4098187790818413,
+  "E-en": -3.14e+100,
+  "M-qg": -3.14e+100,
+  "B-s": -5.522673590839954,
+  "S-rr": -3.14e+100,
+  "B-p": -4.200984132085048,
+  "B-dg": -3.14e+100,
+  "M-uv": -3.14e+100,
+  "S-zg": -3.14e+100,
+  "B-v": -2.6740584874265685,
+  "S-tg": -6.272842531880403,
+  "B-w": -3.14e+100,
+  "B-e": -8.563551830394255,
+  "M-k": -3.14e+100,
+  "M-j": -3.14e+100,
+  "B-df": -8.888974230828882,
+  "M-e": -3.14e+100,
+  "E-tg": -3.14e+100,
+  "M-t": -3.14e+100,
+  "E-nr": -3.14e+100,
+  "M-nrfg": -3.14e+100,
+  "B-nr": -2.2310495913769506,
+  "E-df": -3.14e+100,
+  "E-dg": -3.14e+100,
+  "S-jn": -3.14e+100,
+  "M-q": -3.14e+100,
+  "B-mg": -3.14e+100,
+  "B-ln": -3.14e+100,
+  "M-f": -3.14e+100,
+  "E-ln": -3.14e+100,
+  "E-yg": -3.14e+100,
+  "S-bg": -3.14e+100,
+  "E-ns": -3.14e+100,
+  "B-tg": -3.14e+100,
+  "E-qg": -3.14e+100,
+  "S-nr": -4.483663103956885,
+  "S-ns": -3.14e+100,
+  "M-vn": -3.14e+100,
+  "S-nt": -12.147070768850364,
+  "S-nz": -3.14e+100,
+  "S-ad": -11.048458480182255,
+  "B-yg": -3.14e+100,
+  "M-v": -3.14e+100,
+  "E-vn": -3.14e+100,
+  "S-ng": -4.913434861102905,
+  "M-g": -3.14e+100,
+  "M-nt": -3.14e+100,
+  "S-en": -3.14e+100,
+  "M-nr": -3.14e+100,
+  "M-ns": -3.14e+100,
+  "S-vq": -3.14e+100,
+  "B-uj": -3.14e+100,
+  "M-nz": -3.14e+100,
+  "B-qe": -3.14e+100,
+  "M-in": -3.14e+100,
+  "M-ng": -3.14e+100,
+  "S-vn": -11.453923588290419,
+  "E-zg": -3.14e+100,
+  "S-vi": -3.14e+100,
+  "S-vg": -5.9430181843676895,
+  "S-vd": -3.14e+100,
+  "B-ad": -6.680066036784177,
+  "E-rz": -3.14e+100,
+  "B-ag": -3.14e+100,
+  "B-vd": -9.044728760238115,
+  "S-mq": -3.14e+100,
+  "B-vi": -12.434752841302146,
+  "E-rr": -3.14e+100,
+  "B-rr": -12.434752841302146,
+  "M-vq": -3.14e+100,
+  "E-jn": -3.14e+100,
+  "B-vn": -4.3315610890163585,
+  "S-mg": -10.825314928868044,
+  "B-in": -3.14e+100,
+  "M-vi": -3.14e+100,
+  "M-an": -3.14e+100,
+  "M-vd": -3.14e+100,
+  "B-rg": -3.14e+100,
+  "M-vg": -3.14e+100,
+  "M-ad": -3.14e+100,
+  "M-ag": -3.14e+100,
+  "E-rg": -3.14e+100,
+  "S-uz": -9.299258625372996,
+  "B-en": -3.14e+100,
+  "S-uv": -8.15808672228609,
+  "S-df": -3.14e+100,
+  "S-dg": -8.948397651299683,
+  "M-qe": -3.14e+100,
+  "B-ng": -3.14e+100,
+  "E-bg": -3.14e+100,
+  "S-ul": -8.4153713175535,
+  "S-uj": -6.85251045118004,
+  "S-ug": -7.5394037026636855,
+  "B-ns": -2.8228438314969213,
+  "S-ud": -7.728230161053767,
+  "B-nt": -4.846091668182416,
+  "B-ul": -3.14e+100,
+  "E-in": -3.14e+100,
+  "B-bg": -3.14e+100,
+  "M-df": -3.14e+100,
+  "M-dg": -3.14e+100,
+  "M-nrt": -3.14e+100,
+  "B-j": -5.0576191284681915,
+  "E-ug": -3.14e+100,
+  "E-vq": -3.14e+100,
+  "B-vg": -3.14e+100,
+  "B-nz": -3.94698846057672,
+  "S-qe": -3.14e+100,
+  "B-rz": -7.946116471570005,
+  "B-nrfg": -5.873722175405573,
+  "E-ad": -3.14e+100,
+  "E-ag": -3.14e+100,
+  "B-u": -9.163917277503234,
+  "M-ln": -3.14e+100,
+  "B-an": -8.697083223018778,
+  "M-mq": -3.14e+100,
+  "E-an": -3.14e+100,
+  "S-s": -3.14e+100,
+  "B-q": -6.998123858956596,
+  "E-nrt": -3.14e+100,
+  "B-h": -13.533365129970255,
+  "E-r": -3.14e+100,
+  "S-p": -2.9868401813596317,
+  "M-tg": -3.14e+100,
+  "S-rz": -3.14e+100,
+  "S-nrfg": -3.14e+100,
+  "B-vq": -12.147070768850364,
+  "B-x": -3.14e+100,
+  "E-vd": -3.14e+100,
+  "E-nrfg": -3.14e+100,
+  "S-m": -3.269200652116097,
+  "E-vg": -3.14e+100,
+  "S-f": -5.194820249981676,
+  "S-j": -4.911992119644354
+}
--- a/WebApi/Resources.bak/pos_prob_trans.json
+++ b/WebApi/Resources.bak/pos_prob_trans.json
--- a/WebApi/Resources.bak/prob_emit.json
+++ b/WebApi/Resources.bak/prob_emit.json
--- a/WebApi/Resources.bak/prob_trans.json
+++ b/WebApi/Resources.bak/prob_trans.json
@@ -0,0 +1,18 @@
+{
+  "M": {
+    "M": -1.2603623820268226,
+    "E": -0.33344856811948514
+  },
+  "S": {
+    "S": -0.6658631448798212,
+    "B": -0.7211965654669841
+  },
+  "B": {
+    "M": -0.916290731874155,
+    "E": -0.51082562376599
+  },
+  "E": {
+    "S": -0.8085250474669937,
+    "B": -0.5897149736854513
+  }
+}
--- a/WebApi/Resources.bak/stopwords.txt
+++ b/WebApi/Resources.bak/stopwords.txt
@@ -0,0 +1,330 @@
+的
+了
+在
+是
+我
+有
+和
+就
+不
+人
+都
+一
+一个
+上
+也
+很
+到
+说
+要
+去
+你
+会
+着
+没有
+看
+好
+自己
+这
+那
+与
+或
+等
+及
+而
+为
+之
+于
+对
+从
+中
+可以
+但
+因为
+所以
+如果
+已经
+还
+又
+再
+更
+最
+元
+块
+角
+分
+笔
+条
+张
+个
+次
+回
+天
+月
+年
+来
+给
+把
+被
+让
+向
+往
+跟
+比
+将
+以
+用
+由
+她
+他
+它
+们
+您
+咱
+啥
+哪
+什么
+怎么
+为什么
+多少
+几
+每
+各
+某
+此
+彼
+其
+该
+这个
+那个
+这些
+那些
+哪些
+什么样
+怎样
+如何
+多么
+何等
+若干
+左右
+前后
+上下
+东西
+南北
+里外
+内外
+大小
+高低
+长短
+多少
+好坏
+新旧
+早晚
+前面
+后面
+上面
+下面
+左边
+右边
+里面
+外面
+中间
+旁边
+附近
+周围
+全部
+所有
+一切
+任何
+每个
+各自
+彼此
+相互
+互相
+共同
+一起
+同时
+当时
+平时
+随时
+及时
+准时
+按时
+到时
+届时
+临时
+暂时
+长期
+短期
+永远
+从来
+向来
+素来
+一向
+历来
+总是
+常常
+往往
+通常
+一般
+大概
+大约
+左右
+上下
+几乎
+差不多
+可能
+也许
+大概
+或许
+恐怕
+难道
+岂
+究竟
+到底
+果然
+居然
+竟然
+偏偏
+简直
+实在
+的确
+确实
+真正
+真是
+果真
+当真
+委实
+着实
+十分
+非常
+很
+挺
+最
+更
+极
+太
+甚
+颇
+稍
+略
+稍微
+些
+点
+一点
+有点
+一些
+若干
+许多
+很多
+好多
+大量
+少量
+大批
+成批
+整个
+全部
+部分
+半
+多半
+大半
+少半
+绝大部分
+绝大多数
+极少数
+等等
+之类
+以及
+及其
+乃至
+甚至
+甚而
+进而
+从而
+因而
+所以
+因此
+于是
+然后
+接着
+随后
+继而
+终于
+最后
+最终
+结果
+总之
+综上所述
+由此可见
+显而易见
+众所周知
+不言而喭
+毫无疑问
+毋庸置疑
+无可置疑
+不容置疑
+无庸讳言
+何必
+何况
+何妨
+反正
+不过
+只是
+但是
+然而
+可是
+只不过
+不外
+无非
+虽然
+尽管
+即使
+就算
+哪怕
+纵使
+纵然
+既然
+假如
+如果
+倘若
+要是
+万一
+除非
+不管
+无论
+不论
+任凭
+只要
+只有
+除了
+除去
+除开
+撇开
+此外
+另外
+以外
+之外
+不仅
+不但
+不只
+不光
+而且
+并且
+况且
+何况
+甚至
+以至
+乃至
+与其
+宁可
+宁愿
+还是
+或者
+抑或
+要么
+不是
+就是
+是否
+难道
+莫非
+岂
--- a/WebApi/WebApi.csproj
+++ b/WebApi/WebApi.csproj
@@ -20,6 +20,17 @@
    </Content>
  </ItemGroup>

+  <ItemGroup>
+    <!-- 移除默认包含的 Resources JSON 文件，然后显式添加并设置复制规则 -->
+    <Content Remove="Resources\*.json" />
+    <Content Include="Resources\*.txt">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </Content>
+    <Content Include="Resources\*.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </Content>
+  </ItemGroup>
+
  <ItemGroup>
    <Watch Remove="logs/**" />
  </ItemGroup>