From eb6d66c27912baa24cd39097955490214f794b4d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=A9=AC=E4=B8=89=E7=82=AE?= <15856818120@163.com>
Date: Thu, 22 Jan 2026 15:24:01 +0800
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---
 .../cost/service/ProjectCostServiceImpl.java  | 45 ++++++++++++++++---
 1 file changed, 39 insertions(+), 6 deletions(-)

diff --git a/src/com/bonus/cost/service/ProjectCostServiceImpl.java b/src/com/bonus/cost/service/ProjectCostServiceImpl.java
index b2eeeaf..26f0ad7 100644
--- a/src/com/bonus/cost/service/ProjectCostServiceImpl.java
+++ b/src/com/bonus/cost/service/ProjectCostServiceImpl.java
@@ -28,7 +28,6 @@ import org.springframework.transaction.annotation.Transactional;
 import java.io.OutputStream;
 import java.math.BigDecimal;
 import java.net.URLEncoder;
-import java.text.SimpleDateFormat;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
@@ -849,7 +848,7 @@ public class ProjectCostServiceImpl implements ProjectCostService {
 							List<ProjectLeaseCostDetail> leaseDetails = queryProjectLeaseDetails(queryParam);
 							List<ProjectLeaseCostDetail> returnDetails = queryProjectReturnDetails(queryParam);
 							//计算差额
-							calculateMaterialDifference(leaseDetails, returnDetails);
+							leaseDetails =calculateMaterialDifference(leaseDetails, returnDetails);
 							List<ProjectLeaseCostDetail> allDetails = new ArrayList<>();
 							if (leaseDetails != null) {
 								allDetails.addAll(leaseDetails);
@@ -1000,9 +999,45 @@ public class ProjectCostServiceImpl implements ProjectCostService {
 					BigDecimal.valueOf(detail.getReturnNum()) : BigDecimal.ZERO;
 			totalReturn = totalReturn.add(returnQty);
 		}
+		List<ProjectLeaseCostDetail> leasesNew = new ArrayList<>();
+
+		// 使用 Map 按日期分组,同一天的合并一起
+		Map<LocalDate, ProjectLeaseCostDetail> mergedMap = new LinkedHashMap<>();
+
+		for (ProjectLeaseCostDetail detail : leases) {
+			if ("牵张设备".equals(detail.getMachineCodeName()) ||"施工机械".equals(detail.getMachineCodeName())  ||"仪器设备".equals(detail.getMachineCodeName())){
+				leasesNew.add(detail);
+			}else {
+				DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+				String dateOnly = detail.getOperateTime().substring(0, 10);
+				LocalDate dateKey = LocalDate.parse(dateOnly,
+						formatter);
+				if (mergedMap.containsKey(dateKey)) {
+					// 已存在该日期的记录，合并数量
+					ProjectLeaseCostDetail existing = mergedMap.get(dateKey);
+
+					// 累加 leaseNum
+					existing.setLeaseNum(
+							(existing.getLeaseNum() != null ? existing.getLeaseNum() : 0) +
+									(detail.getLeaseNum() != null ? detail.getLeaseNum() : 0)
+					);
+
+				} else {
+					// 新日期的记录，创建副本（避免修改原对象）
+					mergedMap.put(dateKey, detail);
+				}
+			}
+
+		}
+
+		//保存合并后的数据
+		for (Map.Entry<LocalDate, ProjectLeaseCostDetail> entry : mergedMap.entrySet()) {
+			ProjectLeaseCostDetail materialLeases = entry.getValue();
+			leasesNew.add(materialLeases);
+		}
 
 		// 按时间顺序处理每次领料
-		for (ProjectLeaseCostDetail lease : leases) {
+		for (ProjectLeaseCostDetail lease : leasesNew) {
 
 			//比较当前退料数量和领料数量
 			if(BigDecimal.valueOf(lease.getLeaseNum()).compareTo(totalReturn)>=0){
@@ -1894,8 +1929,6 @@ public class ProjectCostServiceImpl implements ProjectCostService {
 		// 获取所有物资的领退记录
 		List<ProjectCostCalculationDetail> details = calculation.getDetails();
 		if (details != null && !details.isEmpty()) {
-			int index = 1;
-			int index2 = 1;
 			for (ProjectCostCalculationDetail detail : details) {
 				List<ProjectLeaseCostDetail> operRecords = detail.getDetails();
 				if (operRecords != null && !operRecords.isEmpty()) {
@@ -1916,7 +1949,7 @@ public class ProjectCostServiceImpl implements ProjectCostService {
 							row.put("新编码", record.getMachineCode());
 							row.put("单位", record.getMachineUnit());
 							row.put("数量", record.getOperateType() == 1 ? record.getLeaseNum() : record.getReturnNum());
-							row.put("差额", record.getDifferenceQuantity().compareTo(BigDecimal.valueOf(record.getLeaseNum())) > 0  ? record.getLeaseNum():record.getDifferenceQuantity());
+							row.put("差额", record.getDifferenceQuantity());
 							row.put("租赁单位", record.getBsName());
 							row.put("备注",null);
 							dataList.add(row);