feat(warehouse): 优化库存搜索功能支持关键词分词匹配

- 将产品信息搜索字段改为关键词搜索，支持输入多个条件
- 实现分词搜索算法，支持按名称/规格/品牌/类别/单位/库区等多维度匹配
- 添加搜索结果相关性评分排序机制
- 优化移动端和PC端搜索界面提示文案
- 实现关键词高亮显示和精确/前缀/包含匹配策略
- 添加最大分词数量限制防止过度匹配
- 重构后端分页处理逻辑以适应新的搜索模式

ruoyi-admin/src/main/java/com/ruoyi/web/controller/warehouse/StockInfoController.java

@@ -1,5 +1,6 @@
 package com.ruoyi.web.controller.warehouse;
 
+import java.util.Collections;
 import java.util.List;
 import jakarta.servlet.http.HttpServletResponse;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -11,10 +12,14 @@ import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 import com.ruoyi.common.annotation.Log;
+import com.ruoyi.common.constant.HttpStatus;
 import com.ruoyi.common.core.controller.BaseController;
 import com.ruoyi.common.core.domain.AjaxResult;
+import com.ruoyi.common.core.page.PageDomain;
 import com.ruoyi.common.core.page.TableDataInfo;
+import com.ruoyi.common.core.page.TableSupport;
 import com.ruoyi.common.enums.BusinessType;
+import com.ruoyi.common.utils.StringUtils;
 import com.ruoyi.common.utils.poi.ExcelUtil;
 import com.ruoyi.warehouse.domain.OutRecord;
 import com.ruoyi.warehouse.domain.StockInfo;
@@ -31,10 +36,31 @@ public class StockInfoController extends BaseController
     @GetMapping("/list")
     public TableDataInfo list(StockInfo stockInfo)
     {
+        if (StringUtils.isNotBlank(stockInfo.getProductName()))
+        {
+            return getKeywordDataTable(stockInfoService.selectStockInfoList(stockInfo));
+        }
         startPage();
         return getDataTable(stockInfoService.selectStockInfoList(stockInfo));
     }
 
+    private TableDataInfo getKeywordDataTable(List<StockInfo> list)
+    {
+        PageDomain pageDomain = TableSupport.buildPageRequest();
+        int pageNum = pageDomain.getPageNum() == null || pageDomain.getPageNum() < 1 ? 1 : pageDomain.getPageNum();
+        int pageSize = pageDomain.getPageSize() == null || pageDomain.getPageSize() < 1 ? 10 : pageDomain.getPageSize();
+        int total = list == null ? 0 : list.size();
+        int fromIndex = Math.min((pageNum - 1) * pageSize, total);
+        int toIndex = Math.min(fromIndex + pageSize, total);
+
+        TableDataInfo rspData = new TableDataInfo();
+        rspData.setCode(HttpStatus.SUCCESS);
+        rspData.setMsg("查询成功");
+        rspData.setTotal(total);
+        rspData.setRows(total == 0 ? Collections.emptyList() : list.subList(fromIndex, toIndex));
+        return rspData;
+    }
+
     @PreAuthorize("@ss.hasPermi('warehouse:stock:export')")
     @Log(title = "库存信息", businessType = BusinessType.EXPORT)
     @PostMapping("/export")

ruoyi-system/src/main/java/com/ruoyi/warehouse/service/impl/StockInfoServiceImpl.java

@@ -1,9 +1,12 @@
 package com.ruoyi.warehouse.service.impl;
 
+import java.util.ArrayList;
+import java.util.LinkedHashSet;
 import java.util.List;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import com.ruoyi.common.exception.ServiceException;
+import com.ruoyi.common.utils.StringUtils;
 import com.ruoyi.warehouse.domain.OutRecord;
 import com.ruoyi.warehouse.domain.StockInfo;
 import com.ruoyi.warehouse.mapper.StockInfoMapper;
@@ -13,6 +16,8 @@ import com.ruoyi.warehouse.service.IStockInfoService;
 @Service
 public class StockInfoServiceImpl implements IStockInfoService
 {
+    private static final int MAX_KEYWORD_TOKEN_COUNT = 5;
+
     @Autowired
     private StockInfoMapper stockInfoMapper;
 
@@ -22,7 +27,121 @@ public class StockInfoServiceImpl implements IStockInfoService
     @Override
     public List<StockInfo> selectStockInfoList(StockInfo stockInfo)
     {
-        return stockInfoMapper.selectStockInfoList(stockInfo);
+        List<String> tokens = parseKeywordTokens(stockInfo);
+        List<StockInfo> list = stockInfoMapper.selectStockInfoList(stockInfo);
+        if (tokens.isEmpty())
+        {
+            return list;
+        }
+        List<ScoredStock> scoredList = new ArrayList<>();
+        for (StockInfo item : list)
+        {
+            int score = scoreStock(item, tokens);
+            if (score > 0)
+            {
+                scoredList.add(new ScoredStock(item, score));
+            }
+        }
+        scoredList.sort((left, right) -> {
+            int scoreCompare = Integer.compare(right.score, left.score);
+            if (scoreCompare != 0)
+            {
+                return scoreCompare;
+            }
+            long leftId = left.stock.getId() == null ? 0L : left.stock.getId();
+            long rightId = right.stock.getId() == null ? 0L : right.stock.getId();
+            return Long.compare(rightId, leftId);
+        });
+        List<StockInfo> result = new ArrayList<>(scoredList.size());
+        for (ScoredStock item : scoredList)
+        {
+            result.add(item.stock);
+        }
+        return result;
+    }
+
+    private List<String> parseKeywordTokens(StockInfo stockInfo)
+    {
+        if (stockInfo == null || StringUtils.isBlank(stockInfo.getProductName()))
+        {
+            return new ArrayList<>();
+        }
+        LinkedHashSet<String> tokens = new LinkedHashSet<>();
+        String keyword = stockInfo.getProductName().trim().toLowerCase();
+        for (String item : keyword.split("[\\s,，;；、]+"))
+        {
+            if (StringUtils.isNotBlank(item))
+            {
+                tokens.add(item.trim());
+            }
+            if (tokens.size() >= MAX_KEYWORD_TOKEN_COUNT)
+            {
+                break;
+            }
+        }
+        if (tokens.isEmpty())
+        {
+            return new ArrayList<>();
+        }
+        stockInfo.getParams().put("keywordTokens", new ArrayList<>(tokens));
+        return new ArrayList<>(tokens);
+    }
+
+    private int scoreStock(StockInfo stock, List<String> tokens)
+    {
+        int totalScore = 0;
+        for (String token : tokens)
+        {
+            int tokenScore = 0;
+            tokenScore += scoreField(stock.getProductName(), token, 120, 90, 60);
+            tokenScore += scoreField(stock.getSpec(), token, 90, 70, 45);
+            tokenScore += scoreField(stock.getBrand(), token, 80, 60, 40);
+            tokenScore += scoreField(stock.getCategory(), token, 70, 50, 35);
+            tokenScore += scoreField(stock.getAreaName(), token, 65, 45, 30);
+            tokenScore += scoreField(stock.getUnit(), token, 35, 0, 20);
+            tokenScore += scoreField(stock.getProductCode(), token, 0, 0, 10);
+            tokenScore += scoreField(stock.getAreaCode(), token, 0, 0, 10);
+            if (tokenScore <= 0)
+            {
+                return 0;
+            }
+            totalScore += tokenScore;
+        }
+        return totalScore;
+    }
+
+    private int scoreField(String value, String token, int exactScore, int prefixScore, int containsScore)
+    {
+        if (StringUtils.isBlank(value) || StringUtils.isBlank(token))
+        {
+            return 0;
+        }
+        String lowerValue = value.toLowerCase();
+        if (exactScore > 0 && lowerValue.equals(token))
+        {
+            return exactScore;
+        }
+        if (prefixScore > 0 && lowerValue.startsWith(token))
+        {
+            return prefixScore;
+        }
+        if (containsScore > 0 && lowerValue.contains(token))
+        {
+            return containsScore;
+        }
+        return 0;
+    }
+
+    private static class ScoredStock
+    {
+        private final StockInfo stock;
+        private final int score;
+
+        private ScoredStock(StockInfo stock, int score)
+        {
+            this.stock = stock;
+            this.score = score;
+        }
     }
 
     @Override

ruoyi-system/src/main/resources/mapper/warehouse/StockInfoMapper.xml

@@ -33,8 +33,8 @@
             <if test="areaId != null">and si.area_id = #{areaId}</if>
             <if test="productId != null">and si.product_id = #{productId}</if>
             <if test="areaName != null and areaName != ''">and wa.area_name like concat('%', #{areaName}, '%')</if>
-            <if test="productName != null and productName != ''">
+            <if test="productName != null and productName != '' and (params.keywordTokens == null or params.keywordTokens.size() == 0)">
-                and lower(concat_ws(' ', pi.product_name, pi.brand, pi.category, pi.spec, pi.unit))
+                and lower(concat_ws(' ', pi.product_name, pi.brand, pi.category, pi.spec, pi.unit, wa.area_name))
                     like concat('%', lower(#{productName}), '%')
             </if>
         </where>

ruoyi-ui/src/views/mobile/index.vue

@@ -118,7 +118,7 @@
           <el-select v-model="stockQuery.areaId" placeholder="库区" clearable filterable>
             <el-option v-for="item in areaOptions" :key="item.id" :label="areaLabel(item)" :value="item.id" />
           </el-select>
-          <el-input v-model="stockQuery.productName" placeholder="产品信息" clearable />
+          <el-input v-model="stockQuery.productName" placeholder="关键词，如：电机 20" clearable />
           <el-button type="primary" icon="el-icon-search" @click="loadStock">搜索</el-button>
         </div>
 

ruoyi-ui/src/views/warehouse/stock/index.vue

@@ -6,8 +6,8 @@
           <el-option v-for="item in areaOptions" :key="item.id" :label="areaLabel(item)" :value="item.id" />
         </el-select>
       </el-form-item>
-      <el-form-item label="产品信息" prop="productName">
+      <el-form-item label="关键词" prop="productName">
-        <el-input v-model="queryParams.productName" placeholder="名称/品牌/类别/规格/单位" clearable @keyup.enter.native="handleQuery" />
+        <el-input v-model="queryParams.productName" placeholder="名称/规格/品牌/类别/单位/库区，如：电机 20" clearable @keyup.enter.native="handleQuery" />
       </el-form-item>
       <el-form-item>
         <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>