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TransactionRecordRepository 查询语句文档
本文档整理了所有与账单(TransactionRecord)相关的查询语句,包括仓储层、服务层中的SQL查询。
目录
TransactionRecordRepository 查询方法
1. 基础查询
1.1 根据邮件ID和交易时间检查是否存在
/// 位置: TransactionRecordRepository.cs:94-99
return await FreeSql.Select<TransactionRecord>()
.Where(t => t.EmailMessageId == emailMessageId && t.OccurredAt == occurredAt)
.FirstAsync();
1.2 根据导入编号检查是否存在
/// 位置: TransactionRecordRepository.cs:101-106
return await FreeSql.Select<TransactionRecord>()
.Where(t => t.ImportNo == importNo && t.ImportFrom == importFrom)
.FirstAsync();
2. 核心查询构建器
2.1 BuildQuery() 私有方法 - 统一查询构建
/// 位置: TransactionRecordRepository.cs:53-92
private ISelect<TransactionRecord> BuildQuery(
int? year = null,
int? month = null,
DateTime? startDate = null,
DateTime? endDate = null,
TransactionType? type = null,
string[]? classifies = null,
string? searchKeyword = null,
string? reason = null)
{
var query = FreeSql.Select<TransactionRecord>();
// 搜索关键词条件(Reason/Classify/Card/ImportFrom)
query = query.WhereIf(!string.IsNullOrWhiteSpace(searchKeyword),
t => t.Reason.Contains(searchKeyword!) ||
t.Classify.Contains(searchKeyword!) ||
t.Card.Contains(searchKeyword!) ||
t.ImportFrom.Contains(searchKeyword!))
.WhereIf(!string.IsNullOrWhiteSpace(reason),
t => t.Reason == reason);
// 按分类筛选(处理"未分类"特殊情况)
if (classifies is { Length: > 0 })
{
var filterClassifies = classifies.Select(c => c == "未分类" ? string.Empty : c).ToList();
query = query.Where(t => filterClassifies.Contains(t.Classify));
}
// 按交易类型筛选
query = query.WhereIf(type.HasValue, t => t.Type == type!.Value);
// 按年月筛选
if (year.HasValue && month.HasValue)
{
var dateStart = new DateTime(year.Value, month.Value, 1);
var dateEnd = dateStart.AddMonths(1);
query = query.Where(t => t.OccurredAt >= dateStart && t.OccurredAt < dateEnd);
}
// 按日期范围筛选
query = query.WhereIf(startDate.HasValue, t => t.OccurredAt >= startDate!.Value)
.WhereIf(endDate.HasValue, t => t.OccurredAt <= endDate!.Value);
return query;
}
3. 分页查询与统计
3.1 分页获取交易记录列表
/// 位置: TransactionRecordRepository.cs:108-137
var query = BuildQuery(year, month, startDate, endDate, type, classifies, searchKeyword, reason);
// 排序:按金额或按时间
if (sortByAmount)
{
return await query
.OrderByDescending(t => t.Amount)
.OrderByDescending(t => t.Id)
.Page(pageIndex, pageSize)
.ToListAsync();
}
return await query
.OrderByDescending(t => t.OccurredAt)
.OrderByDescending(t => t.Id)
.Page(pageIndex, pageSize)
.ToListAsync();
3.2 获取总数(与分页查询条件相同)
/// 位置: TransactionRecordRepository.cs:139-151
var query = BuildQuery(year, month, startDate, endDate, type, classifies, searchKeyword, reason);
return await query.CountAsync();
3.3 获取所有不同的交易分类
/// 位置: TransactionRecordRepository.cs:153-159
return await FreeSql.Select<TransactionRecord>()
.Where(t => !string.IsNullOrEmpty(t.Classify))
.Distinct()
.ToListAsync(t => t.Classify);
4. 按邮件相关查询
4.1 获取指定邮件的交易记录列表
/// 位置: TransactionRecordRepository.cs:161-167
return await FreeSql.Select<TransactionRecord>()
.Where(t => t.EmailMessageId == emailMessageId)
.OrderBy(t => t.OccurredAt)
.ToListAsync();
4.2 获取指定邮件的交易记录数量
/// 位置: TransactionRecordRepository.cs:169-174
return (int)await FreeSql.Select<TransactionRecord>()
.Where(t => t.EmailMessageId == emailMessageId)
.CountAsync();
5. 未分类账单查询
5.1 获取未分类的账单列表
/// 位置: TransactionRecordRepository.cs:176-183
return await FreeSql.Select<TransactionRecord>()
.Where(t => string.IsNullOrEmpty(t.Classify))
.OrderByDescending(t => t.OccurredAt)
.Page(1, pageSize)
.ToListAsync();
6. 智能分类相关查询
6.1 根据关键词查询已分类的账单
/// 位置: TransactionRecordRepository.cs:185-204
if (keywords.Count == 0)
{
return [];
}
var query = FreeSql.Select<TransactionRecord>()
.Where(t => t.Classify != "");
// 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();
7. 待确认分类查询
7.1 获取待确认分类的账单列表
/// 位置: TransactionRecordRepository.cs:206-212
return await FreeSql.Select<TransactionRecord>()
.Where(t => t.UnconfirmedClassify != null && t.UnconfirmedClassify != "")
.OrderByDescending(t => t.OccurredAt)
.ToListAsync();
8. 批量更新操作
8.1 按摘要批量更新交易记录的分类
/// 位置: TransactionRecordRepository.cs:214-221
return await FreeSql.Update<TransactionRecord>()
.Set(t => t.Type, type)
.Set(t => t.Classify, classify)
.Where(t => t.Reason == reason)
.ExecuteAffrowsAsync();
8.2 更新分类名称
/// 位置: TransactionRecordRepository.cs:223-229
return await FreeSql.Update<TransactionRecord>()
.Set(a => a.Classify, newName)
.Where(a => a.Classify == oldName && a.Type == type)
.ExecuteAffrowsAsync();
8.3 确认待确认的分类
/// 位置: TransactionRecordRepository.cs:231-241
return await FreeSql.Update<TransactionRecord>()
.Set(t => t.Classify == t.UnconfirmedClassify)
.Set(t => t.Type == (t.UnconfirmedType ?? t.Type))
.Set(t => t.UnconfirmedClassify, null)
.Set(t => t.UnconfirmedType, null)
.Where(t => t.UnconfirmedClassify != null && t.UnconfirmedClassify != "")
.Where(t => ids.Contains(t.Id))
.ExecuteAffrowsAsync();
其他仓储中的账单查询
BudgetRepository
1. 获取预算当前金额
/// 位置: BudgetRepository.cs:12-33
var query = FreeSql.Select<TransactionRecord>()
.Where(t => t.OccurredAt >= startDate && t.OccurredAt <= endDate);
if (!string.IsNullOrEmpty(budget.SelectedCategories))
{
var categoryList = budget.SelectedCategories.Split(',');
query = query.Where(t => categoryList.Contains(t.Classify));
}
if (budget.Category == BudgetCategory.Expense)
{
query = query.Where(t => t.Type == TransactionType.Expense);
}
else if (budget.Category == BudgetCategory.Income)
{
query = query.Where(t => t.Type == TransactionType.Income);
}
return await query.SumAsync(t => t.Amount);
TransactionCategoryRepository
1. 检查分类是否被使用
/// 位置: TransactionCategoryRepository.cs:53-63
var count = await FreeSql.Select<TransactionRecord>()
.Where(r => r.Classify == category.Name && r.Type == category.Type)
.CountAsync();
return count > 0;
服务层中的SQL查询
SmartHandleService
1. 智能分析账单 - 执行AI生成的SQL
/// 位置: SmartHandleService.cs:351
queryResults = await transactionRepository.ExecuteDynamicSqlAsync(sqlText);
说明: 此方法接收AI生成的SQL语句并执行,SQL内容由AI根据用户问题动态生成,例如:
SELECT
COUNT(*) AS TransactionCount,
SUM(ABS(Amount)) AS TotalAmount,
Type,
Classify
FROM TransactionRecord
WHERE OccurredAt >= '2025-01-01'
AND OccurredAt < '2026-01-01'
GROUP BY Type, Classify
ORDER BY TotalAmount DESC
BudgetService
1. 获取归档摘要 - 年度交易统计
/// 位置: BudgetService.cs:239-252
var yearTransactions = await transactionRecordRepository.ExecuteDynamicSqlAsync(
$"""
SELECT
COUNT(*) AS TransactionCount,
SUM(ABS(Amount)) AS TotalAmount,
Type,
Classify
FROM TransactionRecord
WHERE OccurredAt >= '{year}-01-01'
AND OccurredAt < '{year + 1}-01-01'
GROUP BY Type, Classify
ORDER BY TotalAmount DESC
"""
);
2. 获取归档摘要 - 月度交易统计
/// 位置: BudgetService.cs:254-267
var monthYear = new DateTime(year, month, 1).AddMonths(1);
var monthTransactions = await transactionRecordRepository.ExecuteDynamicSqlAsync(
$"""
SELECT
COUNT(*) AS TransactionCount,
SUM(ABS(Amount)) AS TotalAmount,
Type,
Classify
FROM TransactionRecord
WHERE OccurredAt >= '{year}-{month:00}-01'
AND OccurredAt < '{monthYear:yyyy-MM-dd}'
GROUP BY Type, Classify
ORDER BY TotalAmount DESC
"""
);
BudgetSavingsService
1. 获取按分类分组的交易金额(用于存款预算计算)
/// 位置: BudgetSavingsService.cs:62-65
var transactionClassify = await transactionsRepository.GetAmountGroupByClassifyAsync(
new DateTime(year, month, 1),
new DateTime(year, month, 1).AddMonths(1)
);
总结
查询方法分类
| 分类 | 方法数 | 说明 |
|---|---|---|
| 基础查询 | 2 | 检查记录是否存在(去重) |
| 核心构建器 | 1 | BuildQuery() 私有方法,统一查询逻辑 |
| 分页查询 | 2 | 分页列表 + 总数统计 |
| 分类查询 | 1 | 获取所有不同分类 |
| 邮件相关 | 2 | 按邮件ID查询列表和数量 |
| 未分类查询 | 1 | 获取未分类账单列表 |
| 智能分类 | 1 | 关键词匹配查询 |
| 待确认分类 | 1 | 获取待确认账单列表 |
| 批量更新 | 3 | 批量更新分类和确认操作 |
| 其他仓储查询 | 2 | 预算/分类仓储中的账单查询 |
| 服务层SQL | 3 | AI生成SQL + 归档统计 |
关键发现
-
简化的架构:新实现移除了复杂的统计方法,专注于核心的CRUD操作和查询功能。
-
统一的查询构建:
BuildQuery()私有方法(第53-92行)被QueryAsync()和CountAsync()共享使用,确保查询逻辑一致性。 -
去重检查:
ExistsByEmailMessageIdAsync()和ExistsByImportNoAsync()用于防止重复导入。 -
灵活的查询条件:支持按年月、日期范围、交易类型、分类、关键词等多维度筛选。
-
批量操作优化:提供批量更新分类、确认待确认记录等高效操作。
-
服务层SQL保持不变:AI生成SQL和归档统计等高级查询功能仍然通过
ExecuteDynamicSqlAsync()实现。
SQL查询模式
所有SQL查询都遵循以下模式:
SELECT [字段] FROM TransactionRecord
WHERE [条件]
ORDER BY [排序字段]
LIMIT [限制数量]
常用查询条件:
EmailMessageId == ? AND OccurredAt == ?- 精确匹配去重ImportNo == ? AND ImportFrom == ?- 导入记录去重Classify != ""- 已分类记录Classify == "" OR Classify IS NULL- 未分类记录UnconfirmedClassify != ""- 待确认记录Reason.Contains(?) OR Classify.Contains(?)- 关键词搜索
字段说明
| 字段 | 类型 | 说明 |
|---|---|---|
| Id | bigint | 主键 |
| Card | nvarchar | 卡号 |
| Reason | nvarchar | 交易原因/摘要 |
| Amount | decimal | 交易金额(支出为负数,收入为正数) |
| OccurredAt | datetime | 交易发生时间 |
| Type | int | 交易类型(0=支出, 1=收入, 2=不计入收支) |
| Classify | nvarchar | 交易分类(空字符串表示未分类) |
| EmailMessageId | bigint | 关联邮件ID |
| ImportNo | nvarchar | 导入编号 |
| ImportFrom | nvarchar | 导入来源 |
| UnconfirmedClassify | nvarchar | 待确认分类 |
| UnconfirmedType | int? | 待确认类型 |
接口方法总览
ITransactionRecordRepository 接口定义(17个方法):
ExistsByEmailMessageIdAsync()- 邮件去重检查ExistsByImportNoAsync()- 导入去重检查QueryAsync()- 分页查询(支持多维度筛选)CountAsync()- 总数统计(与QueryAsync条件相同)GetDistinctClassifyAsync()- 获取所有分类GetByEmailIdAsync()- 按邮件ID查询记录GetCountByEmailIdAsync()- 按邮件ID统计数量GetUnclassifiedAsync()- 获取未分类记录GetClassifiedByKeywordsAsync()- 关键词匹配查询GetUnconfirmedRecordsAsync()- 获取待确认记录BatchUpdateByReasonAsync()- 按摘要批量更新UpdateCategoryNameAsync()- 更新分类名称ConfirmAllUnconfirmedAsync()- 确认待确认记录
私有辅助方法:
BuildQuery()- 统一查询构建器(被QueryAsync和CountAsync使用)