新增定时账单功能

Repository/TransactionPeriodicRepository.cs

@@ -0,0 +1,97 @@
+namespace Repository;
+
+/// <summary>
+/// 周期性账单仓储接口
+/// </summary>
+public interface ITransactionPeriodicRepository : IBaseRepository<TransactionPeriodic>
+{
+    /// <summary>
+    /// 获取分页列表
+    /// </summary>
+    Task<IEnumerable<TransactionPeriodic>> GetPagedListAsync(int pageIndex, int pageSize, string? searchKeyword = null);
+
+    /// <summary>
+    /// 获取总数
+    /// </summary>
+    Task<long> GetTotalCountAsync(string? searchKeyword = null);
+
+    /// <summary>
+    /// 获取需要执行的周期性账单（包含今天应该执行的）
+    /// </summary>
+    Task<IEnumerable<TransactionPeriodic>> GetPendingPeriodicBillsAsync();
+
+    /// <summary>
+    /// 更新执行时间
+    /// </summary>
+    Task<bool> UpdateExecuteTimeAsync(long id, DateTime lastExecuteTime, DateTime? nextExecuteTime);
+}
+
+/// <summary>
+/// 周期性账单仓储实现
+/// </summary>
+public class TransactionPeriodicRepository(IFreeSql freeSql) 
+    : BaseRepository<TransactionPeriodic>(freeSql), ITransactionPeriodicRepository
+{
+    public async Task<IEnumerable<TransactionPeriodic>> GetPagedListAsync(
+        int pageIndex, 
+        int pageSize, 
+        string? searchKeyword = null)
+    {
+        var query = FreeSql.Select<TransactionPeriodic>();
+
+        // 搜索关键词
+        if (!string.IsNullOrWhiteSpace(searchKeyword))
+        {
+            query = query.Where(x => 
+                x.Reason.Contains(searchKeyword) || 
+                x.Classify.Contains(searchKeyword));
+        }
+
+        return await query
+            .OrderByDescending(x => x.CreateTime)
+            .Skip((pageIndex - 1) * pageSize)
+            .Take(pageSize)
+            .ToListAsync();
+    }
+
+    public async Task<long> GetTotalCountAsync(string? searchKeyword = null)
+    {
+        var query = FreeSql.Select<TransactionPeriodic>();
+
+        if (!string.IsNullOrWhiteSpace(searchKeyword))
+        {
+            query = query.Where(x => 
+                x.Reason.Contains(searchKeyword) || 
+                x.Classify.Contains(searchKeyword));
+        }
+
+        return await query.CountAsync();
+    }
+
+    public async Task<IEnumerable<TransactionPeriodic>> GetPendingPeriodicBillsAsync()
+    {
+        var now = DateTime.Now;
+        return await FreeSql.Select<TransactionPeriodic>()
+            .Where(x => x.IsEnabled)
+            .Where(x => x.NextExecuteTime == null || x.NextExecuteTime <= now)
+            .ToListAsync();
+    }
+
+    public async Task<bool> UpdateExecuteTimeAsync(long id, DateTime lastExecuteTime, DateTime? nextExecuteTime)
+    {
+        try
+        {
+            var result = await FreeSql.Update<TransactionPeriodic>()
+                .Set(x => x.LastExecuteTime, lastExecuteTime)
+                .Set(x => x.NextExecuteTime, nextExecuteTime)
+                .Set(x => x.UpdateTime, DateTime.Now)
+                .Where(x => x.Id == id)
+                .ExecuteAffrowsAsync();
+            return result == 1;
+        }
+        catch
+        {
+            return false;
+        }
+    }
+}