feat: 收益互换开平仓及收益结算接入OA移动审批

#EQD-6425 国联民生-衍生品系统移动审批（提交OA流程）
- 审批节点支持配置“关联OA移动审批”
- 创建OA流程并记录请求、requestId、状态及异常备注
- 支持OA轮询同步审批通过、退回和归档状态
- 本地通过、拒绝、撤回时同步强制归档未结束OA流程
- 增加审批列表OA备注展示及本地Mock联调接口
- 新增OA审批记录表和数据库升级脚本
- OA移动审批使用独立查询地址及isnextflow配置，不影响交易确认书OA

YLErpDAL/Modules/TradeModule/DealModule/TradeConfirmService.cs

@@ -263,6 +263,10 @@ namespace YLErp.Modules.TradeModule.DealModule
                 td.OptName = UserName;
                 td.OptDate = OptDate;
                 int passStatus = new ApprovalProcessService(OptUser).CheckTradeApprovalStep(td, OptUser.UserId);
+                if (passStatus != 0 && passStatus != -3)
+                {
+                    new TradeApprovalOAService(this).EnsureForCurrentNode(td);
+                }
                 if (passStatus == 0)
                 {
                     td.TradeStatus = ConsTrade.确认成交;

YLErpDAL/Modules/TradeModule/DealModule/TradeOpenService.cs

@@ -56,6 +56,23 @@ namespace YLErp.Modules.TradeModule.DealModule
                     throw new ServiceException("该交易状态已变更，不能被审批，请先刷新页面");
                 }
 
+                if (!req.isFromOa && (req.status == "pass" || req.status == "reject"))
+                {
+                    var currentNode = TradeProcessByCategory(td)
+                        .Where(x => x.order == td.ProcessOrderId && (x.node == 0 || x.node == td.ProcessOrderBranch))
+                        .OrderByDescending(x => x.node == td.ProcessOrderBranch)
+                        .FirstOrDefault();
+                    if (currentNode?.isOaApproval == true)
+                    {
+                        var oa = DbContext.tradeApprovalOaResult.FirstOrDefault(x => x.trade_id == td.id
+                            && x.approval_process_id == currentNode.id
+                            && x.is_valid
+                            && (x.status == "提交成功" || x.status == "同步中" || x.status == "归档中"));
+                        if (oa != null && !new TradeApprovalOAService(this).ArchiveForLocalAction(oa, out var errorMessage))
+                            throw new ServiceException(errorMessage);
+                    }
+                }
+
                 if (req.status == "pass")
                 {
                     return TradePass(req, td);
@@ -179,6 +196,13 @@ namespace YLErp.Modules.TradeModule.DealModule
                 return result;
             }
 
+            // 关联 OA 的节点必须先成功创建 OA 流程，才允许本地审批推进到该节点。
+            if (nextOrder.isOaApproval && td.TradeType == "收益互换")
+            {
+                // OA 创建是节点通过后的外部动作；明确失败只记录在 OA 结果表，不能回滚本地节点通过。
+                new TradeApprovalOAService(this).CreateForNode(td, nextOrder);
+            }
+
             //-----------------------------------------------
             // 继续审批流转
             //-----------------------------------------------
@@ -788,6 +812,7 @@ namespace YLErp.Modules.TradeModule.DealModule
         public bool notNeedOperationHistory;
         public bool isPartialExercise;
         public bool isExpire = false;
+        public bool isFromOa;
     }
 
     /// <summary>

YLErpDAL/Modules/TradeModule/DealModule/TradeRevokeService.cs

@@ -50,6 +50,11 @@
                 return;
             }
 
+            foreach (var td in revokeTrades)
+            {
+                ArchiveActiveOaOrThrow(td);
+            }
+
             var tradeids = revokeTrades.Select(n => n.id);
             var revokeTrade_cashs = DbContext.trade_cash.Where(c => c.ValidState == "InValid" && !c.IsDeleted && tradeids.Contains(c.TradeId)).ToList();
             revokeTrade_cashs.ForEach(x =>
@@ -94,6 +99,7 @@
             var Withdraws = DbContext.trade.Where(t => tradeIds.Contains(t.id)).ToList();
             foreach (var td in Withdraws)
             {
+                ArchiveActiveOaOrThrow(td);
                 var changesTradeStatus = DbContext.TradeAuditLog.Where(x => (x.OptType == "确认交易" || x.OptType == "交易特批-确认交易") && x.TradeId == td.id).OrderByDescending(x => x.id)?.FirstOrDefault()?.Changes;
                 td.TradeStatus = changesTradeStatus == ConsTrade.新增待确认 ? ConsTrade.新增待确认 : ConsTrade.修改待确认;
                 td.CheckStatus = null;
@@ -103,6 +109,12 @@
             }
             DbContext.SaveChanges();
         }
+
+        private void ArchiveActiveOaOrThrow(trade td)
+        {
+            if (!new TradeApprovalOAService(this).ArchiveActiveForTrade(td, out var errorMessage))
+                throw new ServiceException(errorMessage);
+        }
         /// <summary>
         /// 获取包含黑箱结构的子交易集合
         /// </summary>