From dbb761fc6576da5ab12ff4885081d02dbc70951b Mon Sep 17 00:00:00 2001
From: zch <zangch@mesnac.com>
Date: Sat, 7 Jun 2025 17:56:44 +0800
Subject: [PATCH] =?UTF-8?q?feat(ems):=20=E6=96=B0=E5=A2=9E=E5=BA=93?=
 =?UTF-8?q?=E5=AD=98=E6=95=B0=E9=87=8F=E5=90=8C=E6=AD=A5=E5=B7=A5=E5=85=B7?=
 =?UTF-8?q?=E7=B1=BB?=
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- 实现了根据最新盘点记录更新主表剩余数量的功能
- 提供了单个和批量更新的方法
-增加了日志记录和异常处理，确保操作的可靠性和可追溯性
---
 .../info/util/InventoryQuantityUpdater.java   | 125 ++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 os-ems/src/main/java/com/os/ems/info/util/InventoryQuantityUpdater.java

diff --git a/os-ems/src/main/java/com/os/ems/info/util/InventoryQuantityUpdater.java b/os-ems/src/main/java/com/os/ems/info/util/InventoryQuantityUpdater.java
new file mode 100644
index 0000000..80b9f91
--- /dev/null
+++ b/os-ems/src/main/java/com/os/ems/info/util/InventoryQuantityUpdater.java
@@ -0,0 +1,125 @@
+package com.os.ems.info.util;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+import org.springframework.transaction.annotation.Transactional;
+import com.os.ems.info.mapper.SparePartsInventoryMapper;
+import com.os.ems.info.mapper.SparePartsInventoryCheckMapper;
+import com.os.ems.info.domain.SparePartsInventory;
+import com.os.ems.info.domain.SparePartsInventoryCheck;
+import com.os.common.utils.DateUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * 库存数量同步工具类
+ * 负责在盘点记录变化时自动更新主表的剩余数量，确保数据一致性
+ * 
+ * @author system
+ * @date 2025-01-10
+ */
+@Component
+public class InventoryQuantityUpdater 
+{
+    private static final Logger log = LoggerFactory.getLogger(InventoryQuantityUpdater.class);
+
+    @Autowired
+    private SparePartsInventoryMapper sparePartsInventoryMapper;
+    
+    @Autowired
+    private SparePartsInventoryCheckMapper sparePartsInventoryCheckMapper;
+
+    /**
+     * 根据最新盘点记录更新主表剩余数量
+     * 
+     * @param inventoryObjid 库存记录ID
+     */
+    @Transactional
+    public void updateRemainingQuantityByLatestCheck(Long inventoryObjid) {
+        if (inventoryObjid == null) {
+            return;
+        }
+
+        try {
+            // 查询最新的盘点记录
+            SparePartsInventoryCheck latestCheck = sparePartsInventoryCheckMapper.selectLatestCheckByInventoryObjid(inventoryObjid);
+            
+            // 查询主表记录
+            SparePartsInventory inventory = sparePartsInventoryMapper.selectSparePartsInventoryByObjid(inventoryObjid);
+            if (inventory == null) {
+                return;
+            }
+
+            Long newRemainingQuantity = null;
+            if (latestCheck != null && latestCheck.getCheckQuantity() != null) {
+                // 如果有盘点记录，使用最新盘点数量
+                newRemainingQuantity = latestCheck.getCheckQuantity();
+            } else {
+                // 如果没有盘点记录，使用入库数量作为剩余数量
+                newRemainingQuantity = inventory.getWarehouseQuantity();
+            }
+
+            // 只有当剩余数量发生变化时才更新
+            if (!isEqualQuantity(inventory.getRemainingQuantity(), newRemainingQuantity)) {
+                SparePartsInventory updateInventory = new SparePartsInventory();
+                updateInventory.setObjid(inventoryObjid);
+                updateInventory.setRemainingQuantity(newRemainingQuantity);
+                
+                int updateResult = sparePartsInventoryMapper.updateSparePartsInventory(updateInventory);
+                if (updateResult > 0) {
+                    log.info("成功更新库存记录ID: {} 的剩余数量为: {}", inventoryObjid, newRemainingQuantity);
+                } else {
+                    log.error("更新库存记录ID: {} 的剩余数量失败", inventoryObjid);
+                }
+            } else {
+                log.debug("库存记录ID: {} 的剩余数量无变化，跳过更新", inventoryObjid);
+            }
+            
+        } catch (Exception e) {
+            log.error("更新库存记录ID: {} 的剩余数量时发生异常", inventoryObjid, e);
+            throw e; // 重新抛出异常以触发事务回滚
+        }
+    }
+
+    /**
+     * 比较两个数量是否相等（处理null值）
+     */
+    private boolean isEqualQuantity(Long quantity1, Long quantity2) {
+        if (quantity1 == null && quantity2 == null) {
+            return true;
+        }
+        if (quantity1 == null || quantity2 == null) {
+            return false;
+        }
+        return quantity1.equals(quantity2);
+    }
+
+    /**
+     * 批量更新多个库存记录的剩余数量
+     * 
+     * @param inventoryObjids 库存记录ID列表
+     */
+    @Transactional
+    public void batchUpdateRemainingQuantity(Long[] inventoryObjids) {
+        if (inventoryObjids == null || inventoryObjids.length == 0) {
+            log.warn("库存记录ID列表为空，跳过批量更新");
+            return;
+        }
+
+        log.info("开始批量更新 {} 个库存记录的剩余数量", inventoryObjids.length);
+        int successCount = 0;
+        int failureCount = 0;
+
+        for (Long objid : inventoryObjids) {
+            try {
+                updateRemainingQuantityByLatestCheck(objid);
+                successCount++;
+            } catch (Exception e) {
+                failureCount++;
+                log.error("批量更新时处理库存记录ID: {} 失败", objid, e);
+            }
+        }
+
+        log.info("批量更新完成，成功: {} 个，失败: {} 个", successCount, failureCount);
+    }
+} 
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