dev

pom.xml

@@ -85,8 +85,6 @@
         </dependency>
 
 
-
-
         <!-- 其他依赖 -->
         <dependency>
             <groupId>org.projectlombok</groupId>
@@ -129,7 +127,11 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-data-mongodb</artifactId>
         </dependency>
-
+        <dependency>
+            <groupId>org.apache.poi</groupId>
+            <artifactId>poi-ooxml</artifactId>
+            <version>5.2.3</version>
+        </dependency>
     </dependencies>
 
     <build>

src/main/java/com/syjiaer/clinic/server/service/inventory/InventoryPurchaseService.java

@@ -18,17 +18,20 @@ import com.syjiaer.clinic.server.mapper.inventory.*;
 import com.syjiaer.clinic.server.mapper.manager.ManagerUserMapper;
 import com.syjiaer.clinic.server.service.BaseService;
 import com.syjiaer.clinic.server.service.goods.GoodsService;
+import jakarta.annotation.Resource;
+import org.apache.poi.ss.usermodel.*;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import org.springframework.util.ResourceUtils;
 
+import java.io.*;
 import java.math.BigDecimal;
 import java.math.RoundingMode;
 import java.text.SimpleDateFormat;
 import java.time.LocalDateTime;
 import java.util.*;
-
 @Service
 public class InventoryPurchaseService extends BaseService {
     @Autowired
@@ -52,6 +55,7 @@ public class InventoryPurchaseService extends BaseService {
     @Autowired
     private InventoryPurchaseLogMapper inventoryPurchaseLogMapper;
 
+
     /*
      * 创建采购订单
      * @param inventoryPurchase 采购订单
@@ -417,4 +421,43 @@ public class InventoryPurchaseService extends BaseService {
             inventoryPurchaseMapper.update(null, updateOrder);
         }
     }
+    public String toExcel(List<Integer> cateIdList){
+
+        try {
+
+
+            ClassLoader classLoader = getClass().getClassLoader();
+            // 资源文件的路径
+            InputStream inputStream = classLoader.getResourceAsStream("excelTemplate/PurchasingTemplate.xlsx");
+                   Workbook workbook = WorkbookFactory.create(inputStream);
+
+             // 2. 获取第一个Sheet
+             Sheet sheet = workbook.getSheetAt(0);
+
+             // 3. 修改内容（例如在A1单元格写入新内容）
+             Row row = sheet.getRow(10);
+            if (row == null) {
+                row = sheet.createRow(10);
+            }
+            Cell cell = row.getCell(0);
+            if (cell == null) {
+                cell = row.createCell(0);
+            }
+            cell.setCellValue("你好");
+
+            // 4. 保存为新文件
+            FileOutputStream outFile = new FileOutputStream("D:\\new_excel.xlsx");
+            workbook.write(outFile);
+
+            // 5. 关闭流
+            outFile.close();
+            inputStream.close();
+
+            System.out.println("Excel文件生成成功！");
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+
+        return "";
+    }
 }