feat(workflow): 添加业务编号生成器并集成到工作流引擎

- 新增 BusinessNoGenerator 类用于生成 YYYYMM + 4位序列号格式的业务编号
- 添加 BusinessNoSequence 实体类用于存储业务编号序列记录
- 在 WorkflowEngineApp 中注入 BusinessNoGenerator 依赖
- 修改工作流发起逻辑，移除手动传入业务编号改为自动生成
- 集成业务编号生成功能在流程实例创建过程中自动分配编号
- 添加批量生成业务编号的功能支持
- 重构工作流相关文件目录结构到 workflow 命名空间下

OpenAuth.App/workflow/BusinessNoGenerator.cs

@@ -0,0 +1,123 @@
+using DocumentFormat.OpenXml.Wordprocessing;
+using SqlSugar;
+
+namespace OpenAuth.App.workflow;
+
+/// <summary>
+/// 业务编号生成器
+/// 格式：YYYYMM + 4位序列号 (如：2024120001)
+/// </summary>
+public class BusinessNoGenerator
+{
+    private readonly ISqlSugarClient _sqlSugar;
+    private static readonly object _lockObject = new object();
+
+    public BusinessNoGenerator(ISqlSugarClient sqlSugar)
+    {
+        _sqlSugar = sqlSugar;
+    }
+
+    /// <summary>
+    /// 生成业务编号
+    /// </summary>
+    /// <param name="prefix">业务前缀（可选）</param>
+    /// <returns>业务编号</returns>
+    public string GenerateBusinessNo(string prefix = "")
+    {
+        lock (_lockObject)
+        {
+            var currentDate = DateTime.Now;
+            var yearMonth = currentDate.ToString("yyyyMM");
+
+            // 查询当天最大序列号
+            var todayPrefix = $"{prefix}{yearMonth}";
+            var maxSequence = _sqlSugar.Queryable<BusinessNoSequence>()
+                .Where(s => s.DatePrefix == todayPrefix)
+                .OrderByDescending(s => s.SequenceNumber)
+                .Select(s => s.SequenceNumber)
+                .First();
+            // 计算新的序列号
+            var newSequence = maxSequence + 1;
+
+            // 更新序列号记录
+            var sequenceRecord = new BusinessNoSequence
+            {
+                DatePrefix = todayPrefix,
+                SequenceNumber = newSequence,
+                LastUpdateTime = DateTime.Now
+            };
+
+            // 如果记录不存在则插入，否则更新
+            var existingRecord = _sqlSugar.Queryable<BusinessNoSequence>()
+                .Where(s => s.DatePrefix == todayPrefix)
+                .First();
+
+            if (existingRecord == null)
+            {
+                _sqlSugar.Insertable(sequenceRecord).ExecuteCommand();
+            }
+            else
+            {
+                _sqlSugar.Updateable<BusinessNoSequence>()
+                    .SetColumns(s => new BusinessNoSequence
+                    {
+                        SequenceNumber = newSequence,
+                        LastUpdateTime = DateTime.Now
+                    })
+                    .Where(s => s.DatePrefix == todayPrefix)
+                    .ExecuteCommand();
+            }
+
+            // 格式化返回业务编号
+            return $"{todayPrefix}{newSequence:D4}";
+        }
+    }
+
+
+    /// <summary>
+    /// 批量生成业务编号
+    /// </summary>
+    /// <param name="count">生成数量</param>
+    /// <param name="prefix">业务前缀</param>
+    /// <returns>业务编号列表</returns>
+    public List<string> GenerateBatchBusinessNo(int count, string prefix = "")
+    {
+        var businessNos = new List<string>();
+
+        lock (_lockObject)
+        {
+            for (int i = 0; i < count; i++)
+            {
+                businessNos.Add(GenerateBusinessNo(prefix));
+            }
+        }
+
+        return businessNos;
+    }
+}
+
+/// <summary>
+/// 业务编号序列记录表
+/// </summary>
+[SugarTable("zy_business_no_sequence")]
+public class BusinessNoSequence
+{
+    /// <summary>
+    /// 日期前缀 (YYYYMM格式)
+    /// </summary>
+    [SugarColumn(ColumnName = "dateprefix")]
+    public string DatePrefix { get; set; }
+
+    /// <summary>
+    /// 当前序列号
+    /// </summary>
+    [SugarColumn(ColumnName = "sequencenumber")]
+
+    public int SequenceNumber { get; set; }
+
+    /// <summary>
+    /// 最后更新时间
+    /// </summary>
+    [SugarColumn(ColumnName = "lastupdatetime")]
+    public DateTime LastUpdateTime { get; set; }
+}

OpenAuth.App/workflow/WorkflowEngineApp.cs

@@ -7,29 +7,7 @@ using OpenAuth.Repository.Domain.workflow;
 using OpenAuth.WebApi.Controllers.ServerController;
 using SqlSugar;
 
-namespace workflow;
+namespace OpenAuth.App.workflow;
-
-using Microsoft.AspNetCore.Http;
-using OpenAuth.App.BaseApp.Base;
-using OpenAuth.App.Interface;
-using OpenAuth.Repository;
-using OpenAuth.Repository.Domain;
-using SqlSugar;
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using Microsoft.AspNetCore.Http;
-using OpenAuth.App.BaseApp.Base;
-using OpenAuth.App.Interface;
-using OpenAuth.Repository;
-using OpenAuth.Repository.Domain;
-using OpenAuth.Repository.Domain.workflow;
-using SqlSugar;
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
 
 /// <summary>
 /// 完整工作流引擎（适配：区县→执法监督科→5个审核科会签→汇总归档/退回）
@@ -39,6 +17,8 @@ public class WorkflowEngineApp : SqlSugarBaseApp<SysCategoryType, SugarDbContext
 {
     private readonly ISqlSugarClient _sqlSugar;
 
+    private readonly BusinessNoGenerator _businessNoGenerator;
+
     // 配置：5个审核科角色ID（需与sys_role表对应，自行修改为实际值）
     private readonly List<long> _auditDeptRoleIds = new()
     {
@@ -53,9 +33,10 @@ public class WorkflowEngineApp : SqlSugarBaseApp<SysCategoryType, SugarDbContext
     private const long _supervisionDeptRoleId = 6;
 
     public WorkflowEngineApp(ISugarUnitOfWork<SugarDbContext> unitWork, ISimpleClient<SysCategoryType> repository,
-        IAuth auth) : base(unitWork, repository, auth)
+        IAuth auth,BusinessNoGenerator businessNoGenerator) : base(unitWork, repository, auth)
     {
         _sqlSugar = Repository.AsSugarClient();
+        _businessNoGenerator = businessNoGenerator;
     }
 
     #region 一、核心业务：流程发起/处理
@@ -70,8 +51,8 @@ public class WorkflowEngineApp : SqlSugarBaseApp<SysCategoryType, SugarDbContext
     public long InitiateFlow(long userId, string userName, InitiateFlowRequestDto requestDto)
     {
         // 参数校验
-        if (string.IsNullOrEmpty(requestDto.FlowCode) || string.IsNullOrEmpty(requestDto.BusinessNo))
+        /*if (string.IsNullOrEmpty(requestDto.FlowCode) || string.IsNullOrEmpty(requestDto.BusinessNo))
-            throw new Exception("流程编码和业务编号不能为空");
+            throw new Exception("流程编码和业务编号不能为空");*/
         if (userId <= 0 || string.IsNullOrEmpty(userName))
             throw new Exception("发起人ID和姓名不能为空");
         var instanceId = 0L;
@@ -93,7 +74,11 @@ public class WorkflowEngineApp : SqlSugarBaseApp<SysCategoryType, SugarDbContext
                 .First();
             if (startNode == null)
                 throw new Exception("流程开始节点【区县提交】不存在，请配置节点");
-
+            var currentDate = DateTime.Now;
+            var yearMonth = currentDate.ToString("yyyyMM");
+            var prefix = "wfjszl";
+            var businessNo = _businessNoGenerator.GenerateBusinessNo(prefix);
+            requestDto.BusinessNo = businessNo;
             // 步骤3：插入流程实例，返回自增主键
             var flowInstance = new ZyFlowInstance
             {
@@ -107,7 +92,6 @@ public class WorkflowEngineApp : SqlSugarBaseApp<SysCategoryType, SugarDbContext
                 CreateTime = DateTime.Now
             };
             instanceId = _sqlSugar.Insertable(flowInstance).ExecuteReturnIdentity();
-
             // 步骤4：插入开始节点工作项（直接标记为已完成）
             var startWorkitem = new ZyFlowWorkitem
             {

OpenAuth.WebApi/Controllers/ServerController/CustomWorkflowController.cs

@@ -1,8 +1,8 @@
 using Microsoft.AspNetCore.Mvc;
 using OpenAuth.App.Interface;
+using OpenAuth.App.workflow;
 using OpenAuth.Repository.Domain;
 using OpenAuth.Repository.Domain.workflow;
-using workflow;
 
 namespace OpenAuth.WebApi.Controllers.ServerController;