From f770e38deeea8eb543c1a8c740198d3778c65262 Mon Sep 17 00:00:00 2001
From: buhuazhen <hua100783@gmail.com>
Date: 星期三, 27 五月 2026 17:47:10 +0800
Subject: [PATCH] feat 页面显示巡检状态

---
 src/main/java/com/ruoyi/basic/service/impl/ProductModelServiceImpl.java |  145 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 145 insertions(+), 0 deletions(-)

diff --git a/src/main/java/com/ruoyi/basic/service/impl/ProductModelServiceImpl.java b/src/main/java/com/ruoyi/basic/service/impl/ProductModelServiceImpl.java
index 0b70308..7f7a44d 100644
--- a/src/main/java/com/ruoyi/basic/service/impl/ProductModelServiceImpl.java
+++ b/src/main/java/com/ruoyi/basic/service/impl/ProductModelServiceImpl.java
@@ -8,6 +8,7 @@
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.ruoyi.basic.dto.ProductDto;
+import com.ruoyi.basic.dto.ProductModelAnticlockwiseDto;
 import com.ruoyi.basic.dto.ProductModelDto;
 import com.ruoyi.basic.mapper.ProductMapper;
 import com.ruoyi.basic.mapper.ProductModelMapper;
@@ -15,6 +16,7 @@
 import com.ruoyi.basic.pojo.ProductModel;
 import com.ruoyi.basic.service.IProductModelService;
 import com.ruoyi.common.exception.ServiceException;
+import com.ruoyi.common.utils.SecurityUtils;
 import com.ruoyi.common.utils.StringUtils;
 import com.ruoyi.common.utils.bean.BeanUtils;
 import com.ruoyi.common.utils.poi.ExcelUtil;
@@ -22,12 +24,15 @@
 import com.ruoyi.sales.mapper.SalesLedgerProductMapper;
 import com.ruoyi.sales.pojo.SalesLedgerProduct;
 import lombok.AllArgsConstructor;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.data.redis.core.script.DefaultRedisScript;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.multipart.MultipartFile;
 
 import javax.validation.constraints.NotNull;
 import java.util.*;
+import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
 
 /**
@@ -39,6 +44,11 @@
 @Service
 @AllArgsConstructor
 public class ProductModelServiceImpl extends ServiceImpl<ProductModelMapper, ProductModel> implements IProductModelService {
+    private static final String PRODUCT_MODEL_LOCK_PREFIX = "product_model_anticlockwise:";
+    private static final long LOCK_WAIT_TIMEOUT_SECONDS = 10L;
+    private static final long LOCK_EXPIRE_TIME_SECONDS = 30L;
+    private static final String FINISHED_PRODUCT_NAME = "\u6210\u54c1";
+    private final RedisTemplate redisTemplate;
 
     private final ProductMapper productMapper;
     private final SalesLedgerProductMapper salesLedgerProductMapper;
@@ -163,4 +173,139 @@
             throw new ServiceException("瀵煎叆澶辫触");
         }
     }
+
+    //鍙嶅悜鏂板鎴愬搧浜у搧锛屽彧鏈夐攢鍞叧鑱旀柊澧炵殑鏃跺�欒皟鐢�
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public Long productModelAnticlockwise(ProductModelAnticlockwiseDto productModelDto) {
+        Long deptId = SecurityUtils.getDeptId()[0];
+
+        // 濡傛灉鎻愪緵浜咺D锛岀洿鎺ユ洿鏂�
+        if (ObjectUtils.isNotEmpty(productModelDto.getId())) {
+            return updateProductModelById(productModelDto, deptId);
+        }
+
+        // 妫�鏌ユ槸鍚﹀凡瀛樺湪鐩稿悓鐨勪骇鍝佸瀷鍙�
+        ProductModel existingModel = productModelMapper.selectOldProductModel(
+                productModelDto.getModel(), productModelDto.getProductName()
+        );
+        if (existingModel != null) {
+            return updateExistingProductModel(existingModel, productModelDto, deptId);
+        }
+
+        // 鏂板鏃堕渶瑕佸姞閿侀槻姝㈠苟鍙戝垱寤�
+        String lockKey = buildProductModelLockKey(FINISHED_PRODUCT_NAME,
+                productModelDto.getProductName(), productModelDto.getModel());
+        String lockValue = UUID.randomUUID().toString();
+        acquireLock(lockKey, lockValue);
+        try {
+            Long productId = getOrCreateProduct(productModelDto.getProductName(), deptId);
+
+            ProductModel productModel = new ProductModel();
+            productModel.setProductId(productId);
+            productModel.setModel(productModelDto.getModel());
+            productModel.setUnit(productModelDto.getUnit());
+            productModel.setSubUnit(productModelDto.getSubUnit());
+            productModel.setDeptId(deptId);
+            productModelMapper.insert(productModel);
+            return productModel.getId();
+        } finally {
+            releaseLock(lockKey, lockValue);
+        }
+    }
+
+    private Long updateProductModelById(ProductModelAnticlockwiseDto productModelDto, Long deptId) {
+        ProductModel productModel = productModelMapper.selectById(productModelDto.getId());
+        if (productModel == null) {
+            throw new ServiceException("浜у搧鍨嬪彿涓嶅瓨鍦�");
+        }
+        return updateExistingProductModel(productModel, productModelDto, deptId);
+    }
+
+    private Long updateExistingProductModel(ProductModel productModel, ProductModelAnticlockwiseDto dto, Long deptId) {
+        productModel.setModel(dto.getModel());
+        productModel.setUnit(dto.getUnit());
+        productModel.setSubUnit(dto.getSubUnit());
+        productModel.setDeptId(deptId);
+        productModelMapper.updateById(productModel);
+
+        updateProductName(productModel.getProductId(), dto.getProductName(), deptId);
+        return productModel.getId();
+    }
+
+    private Long getOrCreateProduct(String productName, Long deptId) {
+        // 鑾峰彇鎴栧垱寤虹埗浜у搧"鎴愬搧"
+        Product parentProduct = getOrCreateParentProduct(FINISHED_PRODUCT_NAME, deptId);
+
+        // 鏌ユ壘鎴栧垱寤哄叿浣撲骇鍝�
+        Product product = productMapper.selectOne(new QueryWrapper<Product>().lambda()
+                .eq(Product::getProductName, productName)
+                .eq(Product::getParentId, parentProduct.getId())
+                .last("limit 1"));
+
+        if (product == null) {
+            product = new Product();
+            product.setProductName(productName);
+            product.setParentId(parentProduct.getId());
+            product.setDeptId(deptId);
+            productMapper.insert(product);
+        }
+        return product.getId();
+    }
+
+    private Product getOrCreateParentProduct(String parentName, Long deptId) {
+        Product parentProduct = productMapper.selectOne(new QueryWrapper<Product>().lambda()
+                .eq(Product::getProductName, parentName)
+                .last("limit 1"));
+
+        if (parentProduct == null) {
+            parentProduct = new Product();
+            parentProduct.setProductName(parentName);
+            parentProduct.setDeptId(deptId);
+            productMapper.insert(parentProduct);
+        }
+        return parentProduct;
+    }
+
+    private void updateProductName(Long productId, String productName, Long deptId) {
+        Product product = productMapper.selectById(productId);
+        if (product != null) {
+            product.setProductName(productName);
+            product.setDeptId(deptId);
+            productMapper.updateById(product);
+        }
+    }
+
+    private String buildProductModelLockKey(String parentName, String productName, String model) {
+        return PRODUCT_MODEL_LOCK_PREFIX + parentName + ":" + productName + ":" + model;
+    }
+
+    private void acquireLock(String lockKey, String lockValue) {
+        long startWaitTime = System.currentTimeMillis();
+        while (System.currentTimeMillis() - startWaitTime < LOCK_WAIT_TIMEOUT_SECONDS * 1000) {
+            Boolean locked = redisTemplate.opsForValue().setIfAbsent(
+                    lockKey, lockValue, LOCK_EXPIRE_TIME_SECONDS, TimeUnit.SECONDS
+            );
+            if (Boolean.TRUE.equals(locked)) {
+                return;
+            }
+            try {
+                Thread.sleep(100L);
+            } catch (InterruptedException e) {
+                Thread.currentThread().interrupt();
+                throw new ServiceException("Get product model lock interrupted");
+            }
+        }
+        throw new ServiceException("Get product model lock timeout");
+    }
+
+    private void releaseLock(String lockKey, String lockValue) {
+        String luaScript = "if redis.call('GET', KEYS[1]) == ARGV[1] then return redis.call('DEL', KEYS[1]) else return 0 end";
+        redisTemplate.execute(
+                new DefaultRedisScript<>(luaScript, Long.class),
+                Collections.singletonList(lockKey),
+                lockValue
+        );
+    }
+
 }

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